1 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3 * configure: Regenerate.
5 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
7 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
8 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13 * config/avr/avr.c (avr_mcu_t): Add attiny167.
14 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
17 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
19 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
20 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
21 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
23 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
25 * tree-ssa-sccvn.c: Fix format of comments.
27 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
29 * cgraph.c: Remove unneeded forward declarations of eq_node()
32 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
34 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
36 (see_update_relevancy): Likewise.
37 * fwprop.c (try_fwprop_subst): Likewise.
38 * rtlanal.c (noop_move_p): Likewise.
39 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
40 notes to non-existing libcall blocks.
41 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
43 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
44 (dead_libcall_p): Remove.
45 (delete_trivially_dead_insns): Don't use it.
46 * web.c (union_defs): Remove comment about keeping nops.
47 * gcse.c (hash_scan_insn): Don't take libcall pointers.
48 (compute_hash_table_work): Don't track libcall notes.
49 (do_local_cprop): Don't take libcall pointers. Don't update
51 (adjust_libcall_notes): Deleted.
52 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
53 ever have existed in the first place).
54 (replace_store_insn): Don't try to remove libcall notes.
55 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
56 (resolve_reg_notes): Don't call them.
57 (resolve_simple_move): Likewise.
58 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
59 Don't remove REG_RETVAL notes.
60 * emit-rtl.c (try_split): Don't update libcall notes.
61 (emit_copy_of_insn_after): Dito.
62 * cselib.c (cselib_current_insn_in_libcall): Remove.
63 (cselib_process_insn): Don't set/clear it.
64 (new_elt_loc_list): Don't record it.
65 (cselib_init): Don't initialize it.
66 * cselib.c (struct elt_loc_list): Remove in_libcall field.
67 * loop-invariant.c (find_invariant_insn): Don't look for libcall
69 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
70 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
71 (init_deps): Don't initialize it.
72 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
73 * combine.c (delete_noop_moves): Don't update libcall notes.
74 (can_combine_p): Remove now pointless #if 0 block.
75 (try_combine): Remove another obsolete #if 0 block.
76 (distribute_notes): Don't distribute libcall notes.
77 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
78 * dce.c (libcall_dead_p): Remove.
79 (delete_unmarked_insns): Don't handle libcall blocks.
80 (preserve_libcall_for_dce): Remove.
81 (prescan_insns_for_dce): Don't special-case libcall block insns.
82 * reload1 (reload): Don't handle libcall notes.
83 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
86 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
88 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
89 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
90 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
92 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
94 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
95 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
96 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
98 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
100 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
102 2008-06-16 Ira Rosen <irar@il.ibm.com>
104 PR tree-optimization/36493
105 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
106 the arguments list. Use VECTYPE to create vector pointer.
107 (vectorizable_store): Fail if accesses through a pointer to vectype
108 do not alias the original memory reference operands.
109 Call vect_create_data_ref_ptr without the removed argument.
110 (vectorizable_load): Likewise.
111 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
114 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
117 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
120 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
122 * config/mips/loongson2ef.md: New file.
123 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
124 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
125 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
126 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
127 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
129 (loongson2ef.md): New include.
130 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
131 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
132 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
133 (loongson_gt_<mode>, loongson_extract_halfword)
134 (loongson_insert_halfword_0, loongson_insert_halfword_2)
135 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
136 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
137 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
138 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
139 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
140 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
141 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
142 (vec_interleave_low<mode>): Define type attribute.
143 * config/mips/mips.c (mips_ls2): New static variable.
144 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
145 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
146 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
147 Implement target scheduling hooks.
148 (mips_multipass_dfa_lookahead): Update to handle tuning for
150 (mips_sched_init): Initialize data for Loongson scheduling.
151 (mips_ls2_variable_issue): New static function.
152 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
154 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
155 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
156 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
157 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
158 Handle ST Loongson 2E/2F cores.
159 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
161 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
163 * omp-low.c (extract_omp_for_data): Fix comment typo.
166 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
168 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
169 FIXME note about gcc/config.guess.
170 * doc/options.texi (Option file format): Remove non-ASCII bytes.
171 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
172 * doc/cppopts.texi: Likewise.
173 * doc/extend.texi: Likewise.
174 * doc/gcc.texi: Likewise.
175 * doc/gccint.texi: Likewise.
176 * doc/gcov.texi: Likewise.
177 * doc/gty.texi: Likewise.
178 * doc/hostconfig.texi: Likewise.
179 * doc/install.texi: Likewise.
180 * doc/invoke.texi: Likewise.
181 * doc/loop.texi: Likewise.
182 * doc/makefile.texi: Likewise.
183 * doc/md.texi: Likewise.
184 * doc/passes.texi: Likewise.
185 * doc/tm.texi: Likewise.
186 * doc/tree-ssa.texi: Likewise.
187 * doc/trouble.texi: Likewise.
189 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
190 Nathan Sidwell <nathan@codesourcery.com>
191 Maxim Kuvyrkov <maxim@codesourcery.com>
192 Richard Sandiford <rdsandiford@googlemail.com>
194 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
195 * config/mips/mips-protos.h (mips_expand_vector_init): New.
196 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
198 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
199 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
200 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
202 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
203 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
204 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
205 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
206 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
207 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
208 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
209 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
210 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
211 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
212 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
213 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
214 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
215 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
216 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
217 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
218 (mips_builtins): Add Loongson builtins.
219 (mips_loongson_2ef_bdesc): New.
220 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
221 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
222 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
223 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
225 (mips_expand_vector_init): New.
226 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
227 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
229 * config/mips/mips.md: Add unspec numbers for Loongson
230 builtins. Include loongson.md.
231 (MOVE64): Include Loongson vector modes.
232 (SPLITF): Include Loongson vector modes.
233 (HALFMODE): Handle Loongson vector modes.
234 * config/mips/loongson.md: New.
235 * config/mips/loongson.h: New.
236 * config.gcc: Add loongson.h header for mips*-*-* targets.
237 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
239 2008-06-14 Joseph Myers <joseph@codesourcery.com>
241 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
242 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
243 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
244 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
245 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
246 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
247 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
248 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
249 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
250 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
251 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
252 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
253 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
254 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
255 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
256 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
257 Remove use_fixproto=yes.
258 (ia64*-*-hpux*): Remove comment about using fixproto.
259 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
261 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
263 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
265 * configure: Regenerate.
267 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
270 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
271 before evaluating it.
273 2008-06-13 Jakub Jelinek <jakub@redhat.com>
276 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
277 nested inline functions.
278 (start_decl, start_function): Don't invert DECL_EXTERNAL
279 for nested inline functions.
281 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
283 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
284 splits that must be made for correctness.
286 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
288 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
289 (AVAIL_NON_MIPS16): Likewise.
290 (mips_builtin_description): Replace target_flags with a predicate.
291 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
292 (dspr2_32): New availability predicates.
293 (MIPS_BUILTIN): New macro.
294 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
295 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
296 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
297 Replace the TARGET_FLAGS parameters with AVAIL parameters.
298 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
299 (mips_dsp_32only_bdesc): Merge into...
300 (mips_builtins): ...this new array.
301 (mips_bdesc_map, mips_bdesc_arrays): Delete.
302 (mips_init_builtins): Update after above changes.
303 (mips_expand_builtin_1): Merge into...
304 (mips_expand_builtin): ...here and update after above changes.
306 2008-06-12 Paul Brook <paul@codesourcery.com>
308 * longlong.h (__arm__): Define count_leading_zeros.
309 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
310 (clzsi2, clzdi2): New functions.
311 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
312 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
313 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
314 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
315 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
316 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
317 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
318 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
319 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
320 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
322 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
324 * config/m68k/m68k.c (m68k_tune_flags): New.
325 (override_options): Compute m68k_tune_flags.
326 (MULL_COST, MULW_COST): Update for various variants of CFV2.
327 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
329 2008-06-12 Jakub Jelinek <jakub@redhat.com>
332 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus
335 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
337 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
338 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
340 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
342 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
343 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
345 2008-06-12 Jakub Jelinek <jakub@redhat.com>
348 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
351 2008-06-12 Richard Guenther <rguenther@suse.de>
353 PR tree-optimization/36345
354 * tree-flow.h (struct ptr_info_def): Align escape_mask,
355 add memory_tag_needed flag.
356 (may_alias_p): Declare.
357 * tree-ssa-alias.c (may_alias_p): Export.
358 (set_initial_properties): Use memory_tag_needed flag.
359 (update_reference_counts): Likewise.
360 (reset_alias_info): Reset memory_tag_needed flag.
361 (create_name_tags): Check memory_tag_needed flag.
362 (dump_points_to_info_for): Dump it.
363 * tree-ssa-structalias.c (struct variable_info): Remove
364 directly_dereferenced flag.
365 (new_var_info): Do not initialize it.
366 (process_constraint_1): Do not set it.
367 (update_alias_info): Set is_dereferenced flag.
368 (set_uids_in_ptset): Use may_alias_p.
369 (set_used_smts): Check memory_tag_needed flag.
370 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
371 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
372 memory_tag_needed flag.
373 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
376 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
378 * config/i386/i386.c (ix86_compute_frame_layout): Disable red zone for
380 (ix86_expand_prologue): Likewise.
381 (ix86_force_to_memory): Likewise.
382 (ix86_free_from_memory): Likewise.
384 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
387 * config/rs6000/rs6000.c (rs6000_override_options): Set
388 rs6000_isel conditionally to the absence of comand line
390 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
391 Remove duplicate rs6000_isel setting.
392 * config/rs6000/eabispe.h: Ditto.
394 2008-06-11 Richard Guenther <rguenther@suse.de>
396 * alias.c (get_alias_set): Use the element alias-set for arrays.
397 (record_component_aliases): For arrays and vectors do nothing.
398 * c-common.c (strict_aliasing_warning): Handle the cases
399 of alias set zero explicitly.
400 * Makefile.in (dfp.o-warn): Add -Wno-error.
402 2008-06-11 Joseph Myers <joseph@codesourcery.com>
404 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
406 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
407 tune_32 tune_64 to supported_defaults. Allow values not
408 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
409 x86_64. Do not override cpu_32 or cpu_64 values from target name.
410 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
411 with_cpu_64 to generic for 64-bit-supporting configurations, not
412 with_cpu. Remove FIXMEs.
413 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
414 --with-arch-64, --with-tune-32, --with-tune-64): Document.
415 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
416 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
419 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
420 Olivier Hainque <hainque@adacore.com>
422 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
423 Use DECL_SIZE_UNIT to retrieve the size of the field.
425 2008-06-11 Joseph Myers <joseph@codesourcery.com>
427 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
428 with function calls after declarations. Lay out
429 neon_float_type_node before further use.
431 2008-06-11 Richard Guenther <rguenther@suse.de>
433 * tree-flow.h (may_point_to_global_var): Declare.
434 * tree-ssa-alias.c (may_point_to_global_var): New function.
435 * tree-ssa-sink.c (is_hidden_global_store): Use it.
437 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
439 * configure.ac: Teach that fido supports .debug_line.
440 * configure: Regenerate.
442 2008-06-10 Tom Tromey <tromey@redhat.com>
444 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
447 2008-06-10 Joseph Myers <joseph@codesourcery.com>
449 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
450 (encode_decimal64, decode_decimal64, encode_decimal128,
451 decode_decimal128): Reverse order of 32-bit parts of value if host
452 and target endianness differ.
454 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
455 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
457 (tree_mod_pow2_value_transform): Likewise.
458 (tree_ic_transform): Likewise.
459 (tree_stringops_transform): Likewise.
460 (tree_mod_subtract_transform): Likewise.
461 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
462 (copy_edges_for_bb): Likewise.
463 (initialize_cfun): Likewise.
465 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
467 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
468 nonmemory_operand. Add "N" operand constraint.
470 (*jcc_btdi_mask_rex64): New instruction and split pattern.
471 (*jcc_btsi_mask): Ditto.
472 (*jcc_btsi_mask_1): Ditto.
474 2008-06-10 Joseph Myers <joseph@codesourcery.com>
476 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
477 TYPE_CANONICAL for copied element type.
479 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
482 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
483 Add m_CORE2 and m_GENERIC.
484 * config/i386/predicates.md (bt_comparison_operator): New predicate.
485 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
487 (*jcc_btdi_rex64): New instruction and split pattern.
489 (*jcc_btsi_1): Ditto.
490 (*btsq): Fix Intel asm dialect operand order.
494 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
497 * simplify-rtx.c (simplify_subreg): Add check for shift count
500 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
502 * doc/md.texi: Synchronize with later constraints.md change.
503 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
504 with a C implementation.
505 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
507 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
508 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
509 when moving to and from MD_REGNUM.
510 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
511 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
512 Handle byte and halfword moves.
513 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
515 * config/mips/constraints.md (h): Turn into NO_REGS.
516 (l, x): Update documentation.
517 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
518 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
519 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
520 (HILO): New mode iterator.
522 (any_div): New code iterator.
523 (u): Extend code attribute to div and udiv.
524 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
525 d_operand in the splitters. Remove redundant CONST_INT checks.
526 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
527 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
528 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
529 accordingly, using normal moves instead of unspecs to move LO into
530 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
531 (<u>mulsidi3): Handle expansion in C code.
532 (<u>mulsidi3_32bit_internal): Rename to...
533 (<u>mulsidi3_32bit): ...this.
534 (<u>mulsidi3_32bit_r4000): Fix insn separator.
535 (*<u>mulsidi3_64bit): Rename to...
536 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
537 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
538 to set LO and HI to the multiplication result. Use a normal move
539 for MFLO and an unspec for MFHI.
540 (*<u>mulsidi3_64bit_parts): Replace with...
541 (<u>mulsidi3_64bit_hilo): ...this new instruction.
542 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
543 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
544 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
545 instead of HI. Split the instruction into a separate multiplication
546 and MFHI if !TARGET_FIX_R4000.
547 (<su>muldi3_highpart): Likewise.
548 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
549 and the "=h" clobber.
550 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
551 (<u>mulditi3): New expander.
552 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
553 (madsi): Remove "=h" clobber.
554 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
555 Force the modulus result to be a GPR and split the instruction into
556 a division followed by an MFHI after reload.
557 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
558 (*lea_high64): Use d_operand in the define_peephole2. Likewise
559 the MIPS16 HIGH define_split.
560 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
561 of acc<->gpr moves to "multi".
562 (*movdi_64bit): Replace the single "x" alternative with
563 alternatives for moving into and out of "a".
564 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
565 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
566 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
567 Use d_operand in the splitters. Remove redundant CONST_INT checks.
568 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
569 (movti): New expander.
570 (*movti, *movti_mips16): New insns.
571 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
572 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
573 (mthi<GPR:mode>_<HILO:mode>): Likewise.
574 * config/mips/predicates.md (fpr_operand): Delete.
575 (d_operand): New predicate.
577 2008-06-09 Michael Meissner <michael.meissner@amd.com>
579 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
580 failure on some Bourne shells.
583 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
585 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
587 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
589 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
590 (sparc-sun-solaris2*): Likewise.
592 2008-06-09 Arnaud Charlet <charlet@adacore.com
594 * doc/install.texi: Update requirements to build the Ada compiler.
596 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
598 * df-scan.c (struct df_scan_problem_data): Remove the
599 mw_link_pool alloc pool.
600 (df_scan_free_internal): Don't free it.
601 (df_scan_alloc): Don't allocate it.
602 * df.h (struct df_link): Update comment.
604 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
606 * except.h: Correct checks for when SJLJ exceptions must be used.
608 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
610 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
613 2008-06-08 Joseph Myers <joseph@codesourcery.com>
615 PR tree-optimization/36218
616 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
617 configure for the build system.
618 (BUILD_LDFLAGS): Define.
619 * configure: Regenerate.
620 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
622 2008-07-08 Anatoly Sokolov <aesok@post.ru>
625 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
626 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
627 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
629 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
631 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
633 2008-06-07 Joseph Myers <joseph@codesourcery.com>
635 * config.gcc (Obsolete configurations): Remove list of
637 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
638 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
639 targets matched by those patterns.
640 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
641 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
642 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
643 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
644 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
645 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
646 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
647 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
648 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
649 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
650 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
651 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
652 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
653 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
654 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
655 Make code for Solaris 7 and greater unconditional for Solaris.
656 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
657 Remove --with-* handling.
658 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
659 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
660 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
661 LINK_OS_WINDISS_SPEC): Remove.
662 * config/rs6000/sysv4.opt (mwindiss): Remove.
663 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
664 * configure: Regenerate.
665 * doc/cpp.texi: Don't mention BeOS.
666 * doc/extend.texi (interrupt): Don't mention MS1.
667 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
668 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
669 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
670 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
671 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
673 * doc/invoke.texi (MT Options): Remove.
675 (CRIS Options): Remove cris-axis-aout references.
676 (HPPA Options): Don't mention hppa1.1-*-pro.
677 * doc/md.texi: (MorphoTech family): Remove.
678 * libgcc2.c: Don't handle UWIN.
679 * config/alpha/t-unicosmk: Remove.
680 * config/alpha/unicosmk.h: Remove.
681 * config/arm/kaos-arm.h: Remove.
682 * config/arm/kaos-strongarm.h: Remove.
683 * config/arm/strongarm-coff.h: Remove.
684 * config/arm/strongarm-elf.h: Remove.
685 * config/arm/strongarm-pe.h: Remove.
686 * config/arm/t-strongarm-pe: Remove.
687 * config/arm/t-xscale-coff: Remove.
688 * config/arm/t-xscale-elf: Remove.
689 * config/arm/xscale-coff.h: Remove.
690 * config/arm/xscale-elf.h: Remove.
691 * config/chorus.h: Remove.
692 * config/cris/aout.h: Remove.
693 * config/cris/aout.opt: Remove.
694 * config/cris/t-aout: Remove.
695 * config/i386/beos-elf.h: Remove.
696 * config/i386/kaos-i386.h: Remove.
697 * config/i386/ptx4-i.h: Remove.
698 * config/i386/sco5.h: Remove.
699 * config/i386/sco5.opt: Remove.
700 * config/i386/sysv4-cpp.h: Remove.
701 * config/i386/sysv5.h: Remove.
702 * config/i386/t-beos: Remove.
703 * config/i386/t-sco5: Remove.
704 * config/i386/t-uwin: Remove.
705 * config/i386/uwin.asm: Remove.
706 * config/i386/uwin.h: Remove.
707 * config/kaos.h: Remove.
708 * config/mips/windiss.h: Remove.
709 * config/mt: Remove directory.
710 * config/pa/pa-osf.h: Remove.
711 * config/pa/pa-pro-end.h: Remove.
712 * config/pa/t-pro: Remove.
713 * config/ptx4.h: Remove.
714 * config/rs6000/beos.h: Remove.
715 * config/rs6000/kaos-ppc.h: Remove.
716 * config/rs6000/t-beos: Remove.
717 * config/rs6000/windiss.h: Remove.
718 * config/sh/kaos-sh.h: Remove.
719 * config/sol2-6.h: Remove.
720 * config/sparc/sol26-sld.h: Remove.
721 * config/sparc/sysv4-only.h: Remove.
722 * config/vax/bsd.h: Remove.
723 * config/vax/t-memfuncs: Remove.
724 * config/vax/ultrix.h: Remove.
725 * config/vax/vaxv.h: Remove.
726 * config/windiss.h: Remove.
728 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
730 PR rtl-optimization/36438
731 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
732 for vector shifts with constant scalar shift operands.
734 2008-06-06 Sandip Matte <sandip@rmicorp.com>
736 * doc/invoke.texi: Document -march=xlr.
737 * config/mips/xlr.md: New file.
738 * config/mips/mips.md: Include it.
740 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
741 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
742 (mips_rtx_cost_data): Likewise.
744 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
746 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
747 PRE_INC and PRE_DEC cases.
749 2008-06-06 Jakub Jelinek <jakub@redhat.com>
751 PR rtl-optimization/36419
752 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
753 the emitting jump insn.
756 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
757 is not bool, boolify the whole *expr_p and convert to the desired type.
759 2008-06-06 Jakub Jelinek <jakub@redhat.com>
761 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
762 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
763 Add omp_private_outer_ref hook, add another argument to
764 omp_clause_default_ctor hook.
765 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
766 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
767 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
768 hook_tree_tree_tree_tree_null.
769 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
770 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
771 * hooks.c (hook_tree_tree_tree_tree_null): New function.
772 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
773 * tree.def (OMP_TASK): New tree code.
774 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
775 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
776 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
777 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
778 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
779 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
780 OMP_CLAUSE_COLLAPSE_EXPR): Define.
781 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
782 (OMP_DIRECTIVE_P): Add OMP_TASK.
783 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
784 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
785 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
786 and OMP_CLAUSE_UNTIED entries.
787 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
789 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
790 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
791 * tree-pretty-print.c (dump_omp_clause): Handle
792 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
793 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
794 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
795 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
796 warning about unsigned iterators. Change decl/init/cond/incr
797 arguments to TREE_VECs, check arguments for all collapsed loops.
798 (c_finish_omp_taskwait): New function.
799 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
801 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
802 default_function_array_conversion on init. Add par_clauses argument.
803 If decl is present in parallel's lastprivate clause, change it to
804 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
805 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
806 collapse count in clauses.
807 (c_parser_omp_for, c_parser_omp_parallel): Adjust
808 c_parser_omp_for_loop callers.
809 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
810 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
811 (c_parser_omp_clause_name): Handle collapse and untied clauses.
812 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
814 (c_parser_omp_clause_schedule): Handle schedule(auto).
815 Include correct location in the error message.
816 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
817 and PRAGMA_OMP_CLAUSE_UNTIED.
818 (OMP_TASK_CLAUSE_MASK): Define.
819 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
820 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
821 * tree-nested.c (convert_nonlocal_omp_clauses,
822 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
823 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
824 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
825 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
827 (conver_nonlocal_reference, convert_local_reference,
828 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
829 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
830 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
831 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
832 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
833 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
834 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
835 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
836 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
838 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
839 * c-common.h (c_finish_omp_taskwait): New prototype.
840 * gimple-low.c (lower_stmt): Handle OMP_TASK.
841 * tree-parloops.c (create_parallel_loop): Create 1 entry
842 vectors for OMP_FOR_{INIT,COND,INCR}.
843 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
844 (make_edges): Handle OMP_TASK.
845 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
846 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
847 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
848 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
849 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
850 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
851 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
852 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
853 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
854 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
855 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
856 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
857 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
858 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
859 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
860 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
861 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
862 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
863 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
864 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
865 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
866 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
867 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
868 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
869 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
870 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
871 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
872 original iterator is present in lastprivate clause or if
873 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
874 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
875 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
876 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
877 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
878 if it is set, lookup var in outer contexts too. Handle
879 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
880 to be implicitly determined firstprivate for task regions.
881 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
882 if it is set, lookup var in outer contexts too. Set
883 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
884 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
885 OMP_CLAUSE_UNTIED. Take region_type as last argument
886 instead of in_parallel and in_combined_parallel.
887 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
889 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
890 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
891 (new_omp_context): Set default_kind to
892 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
893 (omp_region_type): New enum.
894 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
895 fields, add region_type.
896 (new_omp_context): Take region_type as argument instead of is_parallel
897 and is_combined_parallel.
898 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
899 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
900 ctx->is_combined_parallel checks.
901 (gimplify_omp_task): New function.
902 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
904 * omp-low.c (extract_omp_for_data): Use schedule(static)
905 for schedule(auto). Handle pointer and unsigned iterators.
906 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
907 Add loops argument. Extract data for collapsed OMP_FOR loops.
908 (expand_parallel_call): Assert sched_kind isn't auto,
909 map runtime schedule to index 3.
910 (struct omp_for_data_loop): New type.
911 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
912 Add loop, loops, collapse and iter_type fields.
913 (workshare_safe_to_combine_p): Disallow combined for if
914 iter_type is unsigned long long. Don't combine collapse > 1 loops
915 unless all bounds and steps are constant. Adjust extract_omp_for_data
917 (expand_omp_for_generic): Handle pointer, unsigned and long long
918 iterators. Handle collapsed OMP_FOR loops. Adjust
919 for struct omp_for_data changes. If libgomp function doesn't return
920 boolean_type_node, add comparison of the return value with 0.
921 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
922 pointer, unsigned and long long iterators. Adjust for struct
923 omp_for_data changes.
924 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
925 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
926 unsigned long long. Allocate loops array, pass it to
927 extract_omp_for_data. For collapse > 1 loops use always
928 expand_omp_for_generic.
929 (omp_context): Add sfield_map and srecord_type fields.
930 (is_task_ctx, lookup_sfield): New functions.
931 (use_pointer_for_field): Use is_task_ctx helper. Change first
932 argument's type from const_tree to tree. Clarify comment.
933 In OMP_TASK disallow copy-in/out sharing.
934 (build_sender_ref): Call lookup_sfield instead of lookup_field.
935 (install_var_field): Add mask argument. Populate both record_type
936 and srecord_type if needed.
937 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
939 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
940 and DECL_FIELD_OFFSET.
941 (scan_sharing_clauses): Adjust install_var_field callers. For
942 firstprivate clauses on explicit tasks allocate the var by value in
943 record_type unconditionally, rather than by reference.
944 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
945 Use is_taskreg_ctx instead of is_parallel_ctx.
946 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
947 (create_omp_child_function_name): Add task_copy argument, use
948 *_omp_cpyfn* names if it is true.
949 (create_omp_child_function): Add task_copy argument, if true create
950 *_omp_cpyfn* helper function.
951 (scan_omp_parallel): Adjust create_omp_child_function callers.
952 Rename parallel_nesting_level to taskreg_nesting_level.
953 (scan_omp_task): New function.
954 (lower_rec_input_clauses): Don't run constructors for firstprivate
955 explicit task vars which are initialized by *_omp_cpyfn*.
956 Pass outer var ref to omp_clause_default_ctor hook if
957 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
958 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
959 OMP_CLAUSE_REDUCTION_INIT.
960 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
961 avoid duplicate setting of fields. Handle
962 OMP_CLAUSE_PRIVATE_OUTER_REF.
963 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
964 copy-out if TREE_READONLY, only copy-in.
965 (expand_task_copyfn): New function.
966 (expand_task_call): New function.
967 (struct omp_taskcopy_context): New type.
968 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
970 (lower_omp_parallel): Rename to...
971 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
972 Call create_task_copyfn if srecord_type is needed. Adjust
974 (task_shared_vars): New variable.
975 (check_omp_nesting_restrictions): Warn if work-sharing,
976 barrier, master or ordered region is closely nested inside OMP_TASK.
977 Add warnings for barrier if closely nested inside of work-sharing,
978 ordered, or master region.
979 (scan_omp_1): Call check_omp_nesting_restrictions even for
980 GOMP_barrier calls. Rename parallel_nesting_level to
981 taskreg_nesting_level. Handle OMP_TASK.
982 (lower_lastprivate_clauses): Even if some lastprivate is found on a
983 work-sharing construct, continue looking for them on parent parallel
985 (lower_omp_for_lastprivate): Add lastprivate clauses
986 to the beginning of dlist rather than end. Adjust for struct
987 omp_for_data changes.
988 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
989 not after it. Handle collapsed OMP_FOR loops, adjust for
990 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
991 (get_ws_args_for): Adjust extract_omp_for_data caller.
992 (scan_omp_for): Handle collapsed OMP_FOR
993 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
994 (lower_omp_single_simple): If libgomp function doesn't return
995 boolean_type_node, add comparison of the return value with 0.
996 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
997 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
998 (parallel_nesting_level): Rename to...
999 (taskreg_nesting_level): ... this.
1000 (is_taskreg_ctx): New function.
1001 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
1003 (execute_lower_omp): Rename parallel_nesting_level to
1004 taskreg_nesting_level.
1005 (expand_omp_parallel): Rename to...
1006 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1007 Call omp_task_call for OMP_TASK regions.
1008 (expand_omp): Adjust caller, handle OMP_TASK.
1009 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
1011 * bitmap.c (bitmap_default_obstack_depth): New variable.
1012 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
1013 if argument is NULL and bitmap_default_obstack is already initialized.
1014 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
1016 * matrix-reorg.c (matrix_reorg): Likewise.
1018 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1020 * config/i386/i386.md (*indirect_jump): Macroize using P
1021 mode iterator. Remove !TARGET_64BIT from insn constraints.
1022 (*tablejump_1): Ditto.
1023 (*indirect_jump_rex64): Remove insn pattern.
1024 (*tablejump_1_rex64): Ditto.
1025 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
1026 and eh_return_si insn patterns.
1028 2008-06-06 Richard Guenther <rguenther@suse.de>
1030 * tree-ssa-structalias.c (merge_smts_into): Remove.
1031 (find_what_p_points_to): Do not bother to compute the
1032 points-to set for pt_anything pointers.
1033 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
1034 for pt_anything pointers is ok.
1036 2008-06-06 Jan Hubicka <jh@suse.cz>
1038 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
1040 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1042 * cgraph.c: Fix typos in comments.
1043 (cgraph_availability_names): Fix string typo.
1044 * fold-const.c: Fix typos in comments.
1045 (fold_binary): Fix typo in warning.
1046 * genautomata.c: Fix typos in comments.
1047 (check_presence_pattern_sets): Fix typo in local variable.
1048 (output_description): Fix typo in output.
1049 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
1050 * hwint.h: Likewise.
1051 * matrix-reorg.c (check_allocation_function): Likewise.
1052 * omega.c (smooth_weird_equations): Likewise.
1053 * auto-inc-dec.c: Fix typos in comments.
1054 * bb-reorder.c: Likewise.
1055 * builtins.c: Likewise.
1056 * c-common.c: Likewise.
1057 * c-cppbuiltin.c: Likewise.
1058 * c-parser.c: Likewise.
1059 * c-pretty-print.c: Likewise.
1060 * cfgcleanup.c: Likewise.
1061 * cfgexpand.c: Likewise.
1062 * cfghooks.c: Likewise.
1063 * cfglayout.c: Likewise.
1064 * cfgloopmanip.c: Likewise.
1065 * cgraphunit.c: Likewise.
1066 * coverage.c: Likewise.
1067 * dbxout.c: Likewise.
1068 * df-byte-scan.c: Likewise.
1069 * df-core.c: Likewise.
1070 * df-problems.c: Likewise.
1071 * df-scan.c: Likewise.
1073 * dominance.c: Likewise.
1074 * domwalk.c: Likewise.
1076 * dwarf2out.c: Likewise.
1077 * emit-rtl.c: Likewise.
1078 * et-forest.c: Likewise.
1079 * function.c: Likewise.
1080 * function.h: Likewise.
1082 * gcov-io.c: Likewise.
1085 * genattrtab.c: Likewise.
1086 * ggc-page.c: Likewise.
1087 * gimplify.c: Likewise.
1088 * gthr-lynx.h: Likewise.
1089 * haifa-sched.c: Likewise.
1090 * ipa-cp.c: Likewise.
1091 * ipa-inline.c: Likewise.
1092 * ipa-prop.h: Likewise.
1093 * ipa-pure-const.c: Likewise.
1094 * ipa-struct-reorg.c: Likewise.
1095 * ipa-struct-reorg.h: Likewise.
1096 * ipa-type-escape.c: Likewise.
1098 * loop-doloop.c: Likewise.
1099 * mips-tfile.c: Likewise.
1100 * mkmap-flat.awk: Likewise.
1101 * mkmap-symver.awk: Likewise.
1102 * modulo-sched.c: Likewise.
1103 * omp-low.c: Likewise.
1104 * optabs.c: Likewise.
1105 * optabs.h: Likewise.
1107 * passes.c: Likewise.
1108 * postreload-gcse.c: Likewise.
1109 * postreload.c: Likewise.
1110 * predict.c: Likewise.
1111 * pretty-print.h: Likewise.
1112 * profile.c: Likewise.
1113 * protoize.c: Likewise.
1114 * ra-conflict.c: Likewise.
1116 * recog.c: Likewise.
1117 * regclass.c: Likewise.
1119 * reload.c: Likewise.
1120 * rtl-error.c: Likewise.
1121 * rtlanal.c: Likewise.
1123 * sched-rgn.c: Likewise.
1126 * target.h: Likewise.
1127 * tree-dfa.c: Likewise.
1128 * tree-eh.c: Likewise.
1129 * tree-flow-inline.h: Likewise.
1130 * tree-inline.c: Likewise.
1131 * tree-into-ssa.c: Likewise.
1132 * tree-loop-distribution.c: Likewise.
1133 * tree-nested.c: Likewise.
1134 * tree-parloops.c: Likewise.
1135 * tree-pass.h: Likewise.
1136 * tree-pretty-print.c: Likewise.
1137 * tree-profile.c: Likewise.
1138 * tree-scalar-evolution.c: Likewise.
1139 * tree-sra.c: Likewise.
1140 * tree-ssa-alias-warnings.c: Likewise.
1141 * tree-ssa-ccp.c: Likewise.
1142 * tree-ssa-coalesce.c: Likewise.
1143 * tree-ssa-dom.c: Likewise.
1144 * tree-ssa-dse.c: Likewise.
1145 * tree-ssa-forwprop.c: Likewise.
1146 * tree-ssa-live.c: Likewise.
1147 * tree-ssa-live.h: Likewise.
1148 * tree-ssa-loop-im.c: Likewise.
1149 * tree-ssa-loop-ivopts.c: Likewise.
1150 * tree-ssa-loop-niter.c: Likewise.
1151 * tree-ssa-loop-prefetch.c: Likewise.
1152 * tree-ssa-phiopt.c: Likewise.
1153 * tree-ssa-phiprop.c: Likewise.
1154 * tree-ssa-sccvn.c: Likewise.
1155 * tree-ssa-ter.c: Likewise.
1156 * tree-ssa-threadupdate.c: Likewise.
1157 * tree-ssa.c: Likewise.
1158 * tree-vect-analyze.c: Likewise.
1159 * tree-vect-transform.c: Likewise.
1160 * tree-vectorizer.c: Likewise.
1161 * tree-vn.c: Likewise.
1162 * tree-vrp.c: Likewise.
1164 * tree.def: Likewise.
1166 * unwind-dw2-fde.c: Likewise.
1167 * unwind.inc: Likewise.
1168 * value-prof.c: Likewise.
1169 * vmsdbgout.c: Likewise.
1171 2008-06-05 David Edelsohn <edelsohn@gnu.org>
1173 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
1174 always place FP constants in the TOC for TARGET_POWERPC64.
1175 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
1177 2008-06-05 Joseph Myers <joseph@codesourcery.com>
1179 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
1180 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
1181 enable for TARGET_E500_DOUBLE.
1182 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
1183 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
1184 floating-point modes like integer modes for E500 double.
1185 (rs6000_legitimate_offset_address_p): Likewise.
1186 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
1187 addressing for DDmode for E500 double.
1188 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
1189 modes as using 64-bits of registers for E500 double.
1190 (spe_build_register_parallel): Do not handle DDmode or TDmode.
1191 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
1192 specially for E500 double.
1193 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
1194 TDmode for E500 double.
1195 (rs6000_gimplify_va_arg): Only handle SDmode in registers
1196 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
1197 (rs6000_split_multireg_move): Do not handle TDmode specially for
1199 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
1200 using 64-bit registers for E500 double.
1201 (emit_frame_save): Do not handle DDmode specially for E500 double.
1202 (gen_frame_mem_offset): Likewise.
1203 (rs6000_function_value): Do not call spe_build_register_parallel
1204 for DDmode or TDmode.
1205 (rs6000_libcall_value): Likewise.
1206 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
1207 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
1210 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
1212 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
1215 2008-06-04 Junjie Gu <jgu@tensilica.com>
1217 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
1218 comparison for frame pointers.
1220 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
1223 * config/avr/avr.h (PUSH_ROUNDING): Remove.
1225 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
1228 * builtins.c (expand_builtin_signbit): Don't take lowpart when
1229 register is already smaller or equal to required mode.
1231 2008-06-04 Xinliang David Li <davidxl@google.com>
1233 * tree-call-cdce.c: New file.
1234 (cond_dead_built_in_calls): New static variable.
1235 (input_domain): New struct.
1236 (check_pow): New function.
1237 (check_builtin_call): Ditto.
1238 (check_target_format): Ditto.
1239 (is_call_dce_candidate): Ditto.
1240 (gen_one_condition): Ditto.
1241 (gen_conditions_for_domain): Ditto.
1242 (get_domain): Ditto.
1243 (gen_conditions_for_pow_cst_base): Ditto.
1244 (gen_conditions_for_pow_int_base): Ditto.
1245 (gen_conditions_for_pow): Ditto.
1246 (get_no_error_domain): Ditto.
1247 (gen_shrink_wrap_conditions): Ditto.
1248 (shrink_wrap_one_built_in_call): Ditto.
1249 (shink_wrap_conditional_dead_built_in_calls): Ditto.
1250 (tree_call_cdce): Ditto.
1251 (gate_call_cdce): Ditto.
1252 (pass_call_cdce): New gimple pass.
1253 * passes.c: (init_optimization_passes): New pass.
1254 * tree-pass.h: New pass declaration.
1255 * opts.c (decode_options): New flag setting.
1256 * common.opt: Add -ftree-builtin-call-dce flag.
1257 * Makefile.in: Add new source file.
1258 * tempvar.def: New tv_id.
1259 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
1261 2008-06-04 Richard Guenther <rguenther@suse.de>
1263 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
1264 (is_call_clobbered): Always check var_ann->call_clobbered.
1265 (mark_call_clobbered): Always set var_ann->call_clobbered.
1266 (clear_call_clobbered): Always clear var_ann->call_clobbered.
1267 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
1268 (reset_alias_info): Clear call clobbering info on MTAGs and
1270 (set_pt_anything): Set pt_global_mem.
1271 (create_tag_raw): Adjust comment.
1272 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
1274 2008-06-04 Joseph Myers <joseph@codesourcery.com>
1275 Maxim Kuvyrkov <maxim@codesourcery.com>
1277 * config/m68k/m68k.opt (mxgot): New option.
1278 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
1279 (m68k_output_addr_const_extra): New.
1280 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
1281 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
1282 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
1283 * doc/invoke.texi (M680x0 Options): Document -mxgot.
1285 2008-06-04 Richard Guenther <rguenther@suse.de>
1287 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
1288 negative or non-representable offsets.
1290 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
1292 * config/i386/i386.c (ix86_gen_leave): New.
1293 (ix86_gen_pop1): Likewise.
1294 (ix86_gen_add3): Likewise.
1295 (ix86_gen_sub3): Likewise.
1296 (ix86_gen_sub3_carry): Likewise.
1297 (ix86_gen_one_cmpl2): Likewise.
1298 (ix86_gen_monitor): Likewise.
1299 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
1300 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1301 ix86_gen_one_cmpl2 and ix86_gen_monitor.
1302 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
1303 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
1304 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
1305 (ix86_expand_epilogue): Updated.
1306 (print_operand): Handle integer register operand for 'z'.
1307 (ix86_expand_strlensi_unroll_1): Likewise.
1308 (ix86_expand_strlen): Likewise.
1309 (ix86_expand_builtin): Likewise.
1310 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
1311 mov{q}/mov{l} and add{q}/add{l}.
1313 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1315 * config/i386/i386.md (P): New mode iterator.
1316 (SFmode push_operand splitter): Macroize DImode and SImode pushes
1317 using P mode iterator.
1318 (DFmode push_operand splitter): Ditto.
1319 (XFmode push_operand splitter): Ditto.
1320 (DFmode float_extend SFmode push_operand splitter): Ditto.
1321 (XFmode float_extend SFmode push_operand splitter): Do not generate
1322 SImode pushes for 64bit target. Macroize Dimode and SImode
1323 pushes using P mode iterator.
1324 (XFmode float_extend DFmode push_operand splitter): Ditto.
1326 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1328 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
1329 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
1330 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
1332 (ix86_call_abi_override): Remove check for call_used_regs.
1334 2008-06-03 Richard Guenther <rguenther@suse.de>
1336 * tree-ssa-structalias.c (find_func_aliases): Add constraints
1337 for the lhs of calls if the return type contains pointers.
1339 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1341 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
1342 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
1343 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
1344 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
1345 of cfun and DEFAULT_ABI to deceide abi mode.
1347 (REG_PARM_STACK_SPACE): Removed.
1348 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
1349 (STACK_BOUNDARY): Use default target to deceide stack boundary.
1350 * config/i386/i386-protos.h (ix86_cfun_abi): New.
1351 (ix86_function_abi): Likewise.
1352 (ix86_function_type_abi): Likewise.
1353 (ix86_call_abi_override): Likewise.
1354 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
1355 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
1356 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
1357 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
1359 (X86_64_REGPARM_MAX): New.
1360 (X86_64_SSE_REGPARM_MAX): New.
1361 (X64_REGPARM_MAX): New.
1362 (X64_SSE_REGPARM_MAX): New.
1363 (X86_32_REGPARM_MAX): New.
1364 (X86_32_SSE_REGPARM_MAX): New.
1365 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
1366 (ix86_function_regparm): Handle user calling abi.
1367 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
1368 by DEFAULT_ABI versus SYSV_ABI check.
1369 (ix86_reg_parm_stack_space): New.
1370 (ix86_function_type_abi): New.
1371 (ix86_call_abi_override): New.
1372 (ix86_function_abi): New.
1373 (ix86_cfun_abi): New.
1374 (init_cumulative_args): Call abi specific initialization.
1375 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
1376 (function_arg_64): Extend SSE_REGPARM_MAX check.
1377 (function_arg (): Remove TARGET_64BIT_MS_ABI.
1378 (ix86_pass_by_reference): Likewise.
1379 (ix86_function_value_regno_p): Likewise.
1380 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
1381 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
1382 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
1383 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
1384 (setup_incoming_varargs_64): Adjust regparm for call abi.
1385 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
1386 (ix86_va_start): Likewise.
1387 (ix86_gimplify_va_arg): Likewise.
1388 (ix86_expand_prologue): Likewise.
1389 (output_pic_addr_const): Likewise.
1390 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
1391 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
1392 (x86_output_mi_thunk): Likewise.
1393 (x86_function_profiler): Likewise.
1394 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
1395 (SYSV_ABI, MS_ABI): New constants.
1397 (init_regs): Add prototype of function in regclass.c file.
1398 (OVERRIDE_ABI_FORMAT): New.
1399 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
1400 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
1401 (OUTGOING_REG_PARM_STACK_SPACE): New.
1402 (ix86_reg_parm_stack_space): New prototype.
1403 (CUMULATIVE_ARGS): Add call_abi member.
1404 (machine_function): Add call_abi member.
1405 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
1406 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
1408 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
1411 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
1412 (avr_builtin_setjmp_frame_value): New function.
1413 * config/avr/avr.md (nonlocal_goto_receiver): Define.
1414 (nonlocal_goto): Define.
1416 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
1418 * config/mips/mips.c (mips_emit_loadgp): Return early if
1419 there is nothing do to, otherwise emit a blockage if
1420 !TARGET_EXPLICIT_RELOCS || crtl->profile.
1421 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
1423 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1425 * configure.ac: Drop unneeded backslash ending up in config.in.
1426 * acinclude.m4: Likewise.
1427 * config.in: Regenerate.
1429 2008-05-26 Jan Hubicka <jh@suse.cz>
1431 * predict.c (maybe_hot_frequency_p): Break out of...
1432 (maybe_hot_bb_p): ... here.
1433 (maybe_hot_edge_p): New.
1434 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
1435 * basic-block.h (maybe_hot_edge_p): Declare.
1437 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1439 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
1440 (*cmpfp_<mode>_cc): Ditto.
1441 (*fp_jcc_8<mode>_387): Ditto.
1442 (*fop_<MODEF:mode>_2_i387): Ditto.
1443 (*fop_<MODEF:mode>_3_i387): Ditto.
1444 (*fop_xf_2_i387): Ditto.
1445 (*fop_xf_3_i387): Ditto.
1447 2008-06-02 Tomas Bily <tbily@suse.cz>
1449 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
1451 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1453 * config/mips/mips.c (mips_valid_offset_p): New function.
1454 (mips_valid_lo_sum_p): Likewise.
1455 (mips_classify_address): Use them.
1456 (mips_force_address): New function.
1457 (mips_legitimize_address): Use it.
1458 * config/mips/mips.md (MOVE128): New mode iterator.
1459 (movtf): Require TARGET_64BIT. Remove empty strings.
1460 (*movtf_internal): Rename to...
1461 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
1462 of "R" and use {,fp}{load,store} attributes instead of "multi".
1463 Use a separate define_split.
1464 (*movtf_mips16): New pattern.
1466 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1468 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
1469 * config/mips/mips.c (mips_expand_before_return): New function.
1470 (mips_expand_epilogue): Call it.
1471 * config/mips/mips.md (return): Turn into a define_expand.
1472 (*return): New insn.
1474 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1476 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
1477 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
1478 functions. Do not emit uses and clobbers of CONCATs; individually
1479 use and clobber their operands.
1480 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
1481 gen_clobber, emit_use and gen_use.
1482 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
1483 (expand_builtin_return): Likewise.
1484 * cfgbuild.c (count_basic_blocks): Likewise.
1485 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
1486 * explow.c (emit_stack_restore): Likewise.
1487 * expmed.c (extract_bit_field_1): Likewise.
1488 * expr.c (convert_move, emit_move_complex_parts): Likewise.
1489 (emit_move_multi_word, store_constructor): Likewise.
1490 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
1491 (thread_prologue_and_epilogue_insns): Likewise.
1492 * lower-subreg.c (resolve_simple_move): Likewise.
1493 * optabs.c (widen_operand, expand_binop): Likewise.
1494 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
1495 * reload.c (find_reloads): Likewise.
1496 * reload1.c (eliminate_regs_in_insn): Likewise.
1497 * stmt.c (expand_nl_goto_receiver): Likewise.
1498 * config/alpha/alpha.md (builtin_longjmp): Likewise.
1499 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1500 * config/arm/arm.c (arm_load_pic_register): Likewise.
1501 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
1502 * config/arm/arm.md (untyped_return): Likewise.
1503 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
1504 * config/avr/avr.c (expand_prologue): Likewise.
1505 * config/bfin/bfin.c (do_unlink): Likewise.
1506 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
1507 * config/cris/cris.c (cris_expand_prologue): Likewise.
1508 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1509 (machopic_legitimize_pic_address): Likewise.
1510 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
1511 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
1512 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
1513 (ix86_expand_convert_uns_didf_sse): Likewise.
1514 (ix86_expand_vector_init_general): Likewise.
1515 * config/ia64/ia64.md (eh_epilogue): Likewise.
1516 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
1517 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
1518 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
1519 (config/iq2000/iq2000.c): Likewise.
1520 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1521 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
1522 (builtin_longjmp): Likewise.
1523 * config/mn10300/mn10300.md (call, call_value): Likewise.
1524 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
1525 * config/pdp11/pdp11.md (abshi2): Likewise.
1526 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1527 * config/s390/s390.c (s390_emit_prologue): Likewise.
1528 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
1529 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
1530 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
1531 * config/sh/sh.c (prepare_move_operands): Likewise.
1532 (output_stack_adjust, sh_expand_epilogue): Likewise.
1533 (sh_set_return_address, sh_expand_t_scc): Likewise.
1534 * config/sparc/sparc.c (load_pic_register): Likewise.
1535 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
1536 * config/spu/spu.c (spu_expand_epilogue): Likewise.
1537 * config/v850/v850.c (expand_epilogue): Likewise.
1539 2008-05-31 Anatoly Sokolov <aesok@post.ru>
1541 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
1542 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
1543 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
1544 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
1545 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
1546 stack pointer register.
1547 (output_movhi): Remove code for interrupt specific writing to the
1548 stack pointer register.
1550 2008-05-31 Richard Guenther <rguenther@suse.de>
1552 PR tree-optimization/34244
1553 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
1554 (tree_expr_nonzero_warnv_p): Likewise.
1555 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1556 ssa_name_nonnegative_p.
1557 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
1558 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
1559 not tree_expr_nonzero_warnv_p.
1561 PR tree-optimization/36262
1563 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
1565 PR tree-optimization/34244
1566 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
1567 (record_numbers_of_iterations): New function.
1568 (execute_vrp): Cache the numbers of iterations of loops.
1569 * tree-scalar-evolution.c (scev_reset_except_niters):
1571 (scev_reset): Use scev_reset_except_niters.
1572 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
1574 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
1576 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1577 __WORKAROUND_RETS when appropriate.
1579 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1581 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
1582 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
1584 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
1585 *fop_df_comm_sse insn patterns using MODEF mode iterator.
1586 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
1587 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
1588 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
1589 *fop_df_1_mixed insn patterns using MODEF mode iterator.
1590 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
1591 *fop_df_1_sse insn patterns using MODEF mode iterator.
1592 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
1593 *fop_df_1_i387 insn patterns using MODEF mode iterator.
1594 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
1595 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
1596 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
1597 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
1598 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
1599 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
1600 (*fop_xf_4_i387): Use <MODE> for mode attribute.
1601 (*fop_xf_5_i387): Ditto.
1602 (*fop_xf_6_i387): Ditto.
1604 2008-05-30 Richard Guenther <rguenther@suse.de>
1606 * builtins.c (build_string_literal): Avoid generating
1607 a non-gimple_val result.
1609 2008-05-30 DJ Delorie <dj@redhat.com>
1611 * exec-tool.in: Use an environment variable (private) instead of a
1612 file (shared) as a semaphore, so as to not break parallel builds.
1614 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1616 * optabs.c (maybe_encapsulate_block): Remove.
1617 (emit_libcall_block): Adjust accordingly.
1618 * optabs.h (maybe_encapsulate_block): Remove prototype.
1620 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
1621 Don't use maybe_encapsulate_block.
1623 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1625 * config/rs6000/rs6000.c (rs6000_legitimize_address,
1626 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
1627 rtx is a SYMBOL_REF before calling get_pool_constant.
1629 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
1631 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
1633 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
1635 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
1636 rather than OS names to choose INO_T_EQ definition.
1637 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
1638 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
1640 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
1643 * config/darwin-f.c: New.
1644 * config/t-darwin: Added rule to build darwin-f.o.
1645 * config.gcc: Defined new variable, fortran_target_objs.
1646 (*-*-darwin*): Set fortran_target_objs.
1647 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
1648 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
1649 * configure: Regenerated.
1651 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
1654 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
1655 canonical type if needed.
1657 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
1659 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
1661 2008-05-29 Richard Guenther <rguenther@suse.de>
1663 PR tree-optimization/36343
1664 PR tree-optimization/36346
1665 PR tree-optimization/36347
1666 * tree-flow.h (clobber_what_p_points_to): Declare.
1667 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
1668 pointed-to variable is dereferenced is irrelevant to whether
1669 the pointer can access the pointed-to variable.
1670 (clobber_what_p_points_to): New function.
1671 * tree-ssa-alias.c (set_initial_properties): Use it.
1672 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
1673 call clobber check for NMTs.
1675 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1677 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
1678 for printing gcov_type.
1680 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1682 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
1683 and the eh region information.
1684 * value-prof.c (gimple_move_stmt_histograms): New function.
1685 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
1687 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
1689 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
1691 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1693 * value-prof.c (tree_ic_transform): Print counts.
1694 * tree-profile.c (tree_gen_ic_func_profiler):
1695 Clear __gcov_indreict_call_callee variable to avoid misattribution
1698 2008-05-28 Rafael Espindola <espindola@google.com>
1700 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
1703 2008-05-28 Richard Guenther <rguenther@suse.de>
1705 PR tree-optimization/36339
1706 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
1707 and clobbering code out of the loop.
1709 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1711 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
1714 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
1715 s390_contiguous_bitmask_p, s390_symref_operand_p,
1716 s390_check_symref_alignment, s390_reload_larl_operand,
1717 s390_reload_symref_address): New functions.
1718 (s390_branch_condition_mnemonic): Support compare and branch
1720 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
1721 and 'W' constraints.
1722 (s390_secondary_reload): Add secondary reloads for unaligned
1723 symbol refs or symbol refs to floating point or QI/TI mode
1725 (legitimate_address_p): Accept symbol references as addresses.
1726 (s390_expand_insv): Use rotate and insert selected bits
1727 instruction for insv when building for z10.
1728 (print_operand_address): Handle symbol ref addresses.
1729 (print_operand): Output modifier 'c' added for signed byte values.
1730 (s390_encode_section_info): Mark symbol refs with
1731 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
1733 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
1734 (length attribute): RRF, RRR have 4 byte length.
1735 (FPALL, INTALL): New mode iterators added.
1736 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
1737 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
1738 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
1739 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
1740 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
1741 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
1742 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
1743 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
1745 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
1746 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
1747 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
1748 reload<INTALL:mode><P:mode>_toreg_z10,
1749 reload<FPALL:mode><P:mode>_tomem_z10,
1750 reload<FPALL:mode><P:mode>_toreg_z10,
1751 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
1752 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
1753 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
1754 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
1756 (movmem, clrmem, cmpmem): New splitters added.
1758 * config/s390/predicates.md (larl_operand): Use
1759 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
1760 SYMBOL_REF_ALIGN1_P.
1761 (s390_signed_integer_comparison,
1762 s390_unsigned_integer_comparison): New predicates.
1764 * config/s390/s390-protos.h (s390_check_symref_alignment,
1765 s390_contiguous_bitmask_p, s390_reload_larl_operand,
1766 s390_reload_symref_address,
1767 s390_compare_and_branch_condition_mask): Prototypes added.
1769 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
1770 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
1771 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
1773 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1775 * config/s390/s390.c (z10_cost): New cost function for z10.
1776 (s390_handle_arch_option, override_options): Support -march=z10 switch.
1777 (s390_issue_rate): Adjust issue rate for z10.
1778 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
1779 (processor_flags): Add PF_Z10.
1780 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
1781 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
1782 * gcc/config.gcc: Add z10.
1784 2008-05-28 Richard Guenther <rguenther@suse.de>
1786 PR tree-optimization/36291
1787 * tree-flow. h (struct gimple_df): Remove var_anns member.
1788 * tree-flow-inline.h (gimple_var_anns): Remove.
1789 (var_ann): Simplify.
1790 * tree-dfa.c (create_var_ann): Simplify.
1791 (remove_referenced_var): Clear alias info from var_anns of globals.
1792 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
1793 (delete_tree_ssa): Clear alias info from var_anns of globals.
1794 Do not free var_anns.
1795 (var_ann_eq): Remove.
1796 (var_ann_hash): Likewise.
1798 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
1800 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
1801 and loongson2f entries.
1802 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
1803 * config/mips/mips.h (processor_type): Add Loongson-2E
1804 and Loongson-2F entries.
1805 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
1806 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
1807 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
1808 * doc/invoke.texi (MIPS Options): Document loongson2e
1809 and loongson2f processor names.
1811 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1815 * config/i386/i386.c (ix86_function_arg_boundary): Use
1816 alignment of canonical type.
1817 (ix86_expand_vector_move): Check unaligned memory access for
1820 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1822 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
1823 Moved to the front of file.
1825 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
1826 H.J. Lu <hongjiu.lu@intel.com>
1828 * dwarf2out.c (current_fde): New.
1830 (lookup_cfa:): Likewise.
1831 (dwarf2out_end_epilogue): Likewise.
1832 (dwarf2out_note_section_used): Likewise.
1834 2008-05-27 Michael Matz <matz@suse.de>
1837 * c.opt (Wenum-compare): New warning option.
1838 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
1840 2008-05-27 Michael Matz <matz@suse.de>
1843 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
1845 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
1846 into memory as tail calls.
1848 2008-05-27 Richard Guenther <rguenther@suse.de>
1850 PR tree-optimization/36339
1851 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
1852 pointers cause all addressable variables to be call clobbered.
1854 2008-05-27 Richard Guenther <rguenther@suse.de>
1856 PR tree-optimization/36245
1857 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
1859 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1861 * config/s390/s390.md: Replace all occurences of the 'm'
1862 constraint with 'RT'.
1864 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1866 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
1868 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
1870 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
1871 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
1872 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
1874 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1876 * reload.c: (find_reloads): Skip alternatives according to the
1877 "enabled" attribute. Constify the constraint variable.
1878 * recog.c (get_attr_enabled): Add default implementation.
1879 (extract_insn): Set the alternative_enabled_p array
1880 in the recog_data struct.
1881 (preprocess_constraints, constrain_operands): Skip
1882 alternatives according to the "enabled" attribute
1883 * recog.h (struct recog_data): New field alternative_enabled_p.
1884 (skip_alternative): New inline function.
1885 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
1886 (record_reg_classes): Skip alternative according to the
1887 "enabled" attribute.
1889 * doc/md.texi: Add documention for the "enabled" attribute.
1891 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1893 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
1894 * postreload.c (reload_cse_simplify_operands): Replace 'm'
1895 constraint with TARGET_MEM_CONSTRAINT.
1896 * recog.c (asm_operand_ok, preprocess_constraints,
1897 constrain_operands): Likewise.
1898 * regclass.c (record_reg_classes): Likewise.
1899 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
1900 * reload1.c (maybe_fix_stack_asms): Likewise.
1901 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
1902 * recog.h: Adjust comment.
1903 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
1904 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
1905 * doc/md.texi: Add a note to description of 'm' constraint.
1906 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
1908 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
1910 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
1911 that the bitfield is of integral type before testing its precision.
1913 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1914 Sa Liu <saliu@de.ibm.com>
1916 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
1917 __modti3, __udivti3, __umodti3 and __udivmodti4.
1918 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
1919 that implement TImode mul and div functions.
1920 * config/spu/multi3.c: New. Implement __multi3.
1921 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
1922 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
1925 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
1927 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
1928 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
1929 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
1930 tls_sysv_suffix): New mode and mode attribute iterators.
1931 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
1932 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
1933 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
1934 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
1935 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
1938 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
1940 PR tree-optimization/36329
1941 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
1942 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
1943 * cgraphbuild.c (initialize_inline_failed): Use the latter
1944 macro in lieu of the former.
1945 * ipa-inline.c (cgraph_mark_inline): Likewise.
1946 (cgraph_decide_inlining_of_small_function): Likewise.
1947 (cgraph_decide_inlining): Likewise.
1948 (cgraph_decide_inlining_incrementally): Likewise.
1950 2008-05-26 Tristan Gingold <gingold@adacore.com>
1951 Anatoly Sokolov <aesok@post.ru>
1953 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
1954 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
1955 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
1956 optimization for 'avr6' architecture.
1958 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
1961 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
1963 2008-05-26 Richard Guenther <rguenther@suse.de>
1965 * tree-ssa-sccvn.c (expr_has_constants): Declare.
1966 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
1968 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
1971 * caller-save.c (insert_restore): Verify alignment of spill space.
1972 (insert_save): Likewise.
1973 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
1974 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
1975 (STACK_SLOT_ALIGNMENT): Likewise.
1976 * function.c (LOCAL_ALIGNMENT): Removed.
1977 (get_stack_local_alignment): New.
1978 (assign_stack_local): Use it. Set alignment on stack slot.
1979 (assign_stack_temp_for_type): Use get_stack_local_alignment.
1980 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
1981 (STACK_SLOT_ALIGNMENT): New.
1982 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
1983 stack slot in XFmode.
1985 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
1987 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
1990 * config/i386/i386.md (allocate_stack_worker_64): Make sure
1991 argument operand in rax isn't removed.
1993 2008-05-26 Richard Guenther <rguenther@suse.de>
1996 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
1997 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
1999 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2002 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
2004 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
2006 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
2007 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
2009 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2011 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
2012 build a trampoline if we don't want one.
2013 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
2014 return zero for nested functions if we don't want a trampoline.
2016 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2018 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
2020 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2023 * c.opt: Removed undocumented option '-lang-fortran'.
2024 * c-common.h: Removed global variable 'lang_fortran'.
2025 * c-opts.c (c_common_handle_option): Removed code to handle
2026 option '-lang-fortran'. Updated includes.
2027 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
2028 definition of '__GFORTRAN__'.
2029 (define__GNUC__): Reimplemented to use BASEVER and
2030 cpp_define_formatted.
2031 (builtin_define_with_value_n): Removed.
2032 * c-incpath.h: Renamed to ...
2033 * incpath.h: ... this.
2034 * c-incpath.c: Renamed to ...
2035 * incpath.c: ... this. Updated includes.
2036 * fix-header.c: Updated includes.
2037 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
2038 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
2039 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
2041 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2043 * tree.h: Update the table of flags used on tree nodes.
2044 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
2045 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
2046 (FORCED_LABEL): Add access check.
2047 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
2048 (ASM_INPUT_P): Likewise.
2049 (ASM_VOLATILE_P): Likewise.
2050 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
2051 (OMP_SECTION_LAST): Access private_flag directly.
2052 (OMP_RETURN_NOWAIT): Likewise.
2053 (OMP_PARALLEL_COMBINED): Likewise.
2054 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
2055 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
2056 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
2057 deprecated_flag directly.
2059 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
2061 * final.c (frame_pointer_needed): Removed.
2062 * flags.h (frame_pointer_needed): Likewise.
2064 * function.h (rtl_data): Add frame_pointer_needed.
2065 (frame_pointer_needed): New.
2067 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
2069 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
2071 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
2073 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
2076 2008-05-25 Alan Modra <amodra@bigpond.net.au>
2078 * c-common.c (strip_array_types): Move function to..
2080 (get_inner_array_type): Delete.
2081 * c-common.h (strip_array_types): Move declaration to..
2083 (get_inner_array_type): Delete.
2084 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
2085 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
2086 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
2087 * config/pa/pa.c (emit_move_sequence): Likewise.
2089 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
2091 * config/i386/i386.md (*sse_prologue_save_insn): Set length
2094 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
2096 * function.c: Include target hook for nonlocal_goto frame value.
2098 2008-05-24 Richard Guenther <rguenther@suse.de>
2100 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
2101 variable can be only accessed through a pointer or a union.
2103 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2105 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
2106 * doc/extend.texi: Likewise.
2108 2008-05-23 DJ Delorie <dj@redhat.com>
2110 * config/m32c/jump.md (untyped_call): Add.
2112 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
2114 (m32c_address_cost): Detail costs for indirect offsets.
2116 2008-05-23 Rafael Espindola <espindola@google.com>
2118 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
2119 if a node is a SUBREG.
2120 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
2123 2008-05-23 Paul Brook <paul@codesourcery.com>
2124 Carlos O'Donell <carlos@codesourcery.com>
2126 * doc/extend.texi: Clarify use of __attribute__((naked)).
2127 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
2128 * target.h (gcc_target): Add allocate_stack_slots_for_args.
2129 * function.c (use_register_for_decl): Use
2130 targetm.calls.allocate_stack_slots_for_args.
2131 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
2132 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
2133 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
2135 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
2137 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
2139 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
2141 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
2142 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
2143 is only rounded once.
2145 2008-05-23 Richard Guenther <rguenther@suse.de>
2147 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
2149 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
2150 Jakub Jelinek <jakub@redhat.com>
2153 * configure.ac: Handle --enable-cld.
2154 * configure: Regenerated.
2155 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
2156 * config/i386/i386.h (struct machine_function): Add needs_cld field.
2157 (ix86_current_function_needs_cld): New define.
2158 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
2159 (cld): New isns pattern.
2160 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
2161 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
2162 * config/i386/i386.opt (mcld): New option.
2163 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
2164 TARGET_CLD and ix86_current_function_needs_cld.
2165 (override_options): Use -mcld by default for 32-bit code if
2168 * doc/install.texi (Options specification): Document --enable-cld.
2169 * doc/invoke.texi (Machine Dependent Options)
2170 [i386 and x86-64 Options]: Add -mcld option.
2171 (Intel 386 and AMD x86-64 Options): Document -mcld option.
2173 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
2174 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
2175 (return_in_memory_64): Likewise.
2176 (return_in_memory_ms_64): Likewise.
2178 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2180 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
2181 * builtins.c (fold_builtin_fpclassify): New.
2182 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
2183 * builtins.def (BUILT_IN_FPCLASSIFY): New.
2184 * c-common.c (handle_type_generic_attribute): Adjust to accept
2185 fixed arguments before an elipsis.
2186 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
2187 * doc/extend.texi: Document __builtin_fpclassify.
2189 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
2191 * omp-low.c (gate_expand_omp_ssa): Remove.
2192 (pass_expand_omp_ssa): Remove.
2193 (gate_expand_omp): Do not check for flag_openmp_ssa.
2194 * common.opt (-fopenmp-ssa): Remove.
2195 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
2197 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
2199 * config/sh/sh.opt (mfixed-range): New option.
2200 * config/sh/sh-protos.h (sh_fix_range): Declare.
2201 * config/sh/sh.c (sh_fix_range): New function.
2202 * config/sh/sh.h (sh_fixed_range_str): Declare.
2203 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
2205 * doc/invoke.texi (SH Options): Document -mfixed-range.
2207 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
2209 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
2210 it before the redeclaration.
2212 2008-05-22 Anatoly Sokolov <aesok@post.ru>
2214 * config/avr/avr.c (get_sequence_length): Add new function.
2215 (expand_prologue, expand_epilogue): Remove duplicate code.
2217 2008-05-22 Rafael Espindola <espindola@google.com>
2219 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
2222 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
2224 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
2225 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
2227 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
2228 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
2229 (vect_update_misalignment_for_peel): Likewise.
2230 (vector_alignment_reachable_p): Likewise.
2231 * tree-vect-transform.c (vectorizable_load): Likewise.
2232 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2233 (get_vectype_for_scalar_type): Pass mode of scalar_type
2234 to UNITS_PER_SIMD_WORD.
2236 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
2237 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
2238 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
2239 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
2240 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
2242 2008-05-22 Ira Rosen <irar@il.ibm.com>
2244 PR tree-optimization/36293
2245 * tree-vect-transform.c (vect_transform_strided_load): Don't check
2246 if the first load must be skipped because of a gap.
2248 2008-05-22 Richard Guenther <rguenther@suse.de>
2250 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
2251 more cases of offset disambiguation that is possible if
2252 strict-aliasing rules apply.
2253 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
2254 for basic offset and type-based disambiguation.
2256 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2258 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
2259 ix86_expand_vector_set on V16QImode for SSE4.1.
2261 2008-05-21 Tom Tromey <tromey@redhat.com>
2263 * c.opt (Wimport): Mark as undocumented.
2264 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
2266 (Warning Options): Likewise.
2267 * doc/cppopts.texi: Don't mention -Wimport.
2269 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
2271 PR tree-optimization/36287
2272 PR tree-optimization/36286
2273 * lambda-code.c (build_access_matrix): Do not use the loop->num
2274 for computing the number of induction variables: use the loop depth
2277 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
2280 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
2281 option -f(no-)leading-underscore.
2283 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2285 * config/i386/i386.c (ix86_expand_vector_init_general): Use
2286 GET_MODE_NUNITS (mode).
2288 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
2290 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
2291 (-mmulhw): Add 464 to description.
2292 (-mdlmzb): Likewise.
2293 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
2294 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
2296 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
2297 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
2298 * config/rs6000/rs6000.md: Update comments for 464.
2300 2008-05-21 Janis Johnson <janis187@us.ibm.com>
2302 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
2304 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2306 * config/i386/sse.md (vec_extractv4sf): Removed.
2307 (vec_extractv2df): Likewise.
2308 (vec_extractv2di): Likewise.
2309 (vec_extractv4si): Likewise.
2310 (vec_extractv8hi): Likewise.
2311 (vec_extractv16qi): Likewise.
2312 (vec_extract<mode>): New.
2314 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2316 * config/i386/sse.md (vec_setv4sf): Removed.
2317 (vec_setv2df): Likewise.
2318 (vec_setv2di): Likewise.
2319 (vec_setv4si): Likewise.
2320 (vec_setv8hi): Likewise.
2321 (vec_setv16qi): Likewise.
2322 (vec_set<mode>): New.
2324 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2326 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
2327 goto for vec_concat and vec_interleave.
2329 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2331 * config/i386/sse.md (vec_initv4sf): Removed.
2332 (vec_initv2df): Likewise.
2333 (vec_initv2di): Likewise.
2334 (vec_initv4si): Likewise.
2335 (vec_initv8hi): Likewise.
2336 (vec_initv16qi): Likewise.
2337 (vec_init<mode>): New.
2339 2008-05-21 Joseph Myers <joseph@codesourcery.com>
2341 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
2343 2008-05-21 Tom Tromey <tromey@redhat.com>
2345 * ggc-zone.c (lookup_page_table_if_allocated): New function.
2346 (zone_find_object_offset): Likewise.
2347 (gt_ggc_m_S): Likewise.
2348 (highest_bit): Likewise.
2349 * ggc-page.c (gt_ggc_m_S): New function.
2350 * stringpool.c (string_stack): Remove.
2351 (init_stringpool): Update.
2352 (ggc_alloc_string): Use ggc_alloc.
2353 (maybe_delete_ident): New function.
2354 (ggc_purge_stringpool): Likewise.
2355 (gt_ggc_m_S): Remove.
2356 * ggc-common.c (ggc_protect_identifiers): New global.
2357 (ggc_mark_roots): Call ggc_purge_stringpool. Use
2358 ggc_protect_identifiers.
2359 * ggc.h (ggc_protect_identifiers): Declare.
2360 (gt_ggc_m_S): Update.
2361 (ggc_purge_stringpool): Declare.
2362 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
2363 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
2365 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
2367 2008-05-21 David S. Miller <davem@davemloft.net>
2369 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
2372 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
2374 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
2377 2008-05-20 David Daney <ddaney@avtrex.com>
2379 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
2380 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
2381 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2382 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2383 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
2384 (atomic_hiqi_op): New define_code_iterator.
2385 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
2386 mips_expand_compare_and_swap_12.
2387 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
2388 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
2389 (sync_<optab><mode>, sync_old_<optab><mode>,
2390 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2391 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
2392 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
2393 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
2394 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
2395 (test_and_set_12): New insn.
2396 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
2397 sync_new_<optab><mode>, sync_old_nand<mode>,
2398 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
2399 clobber to operand 0 for SI and DI mode insns.
2400 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
2401 mips_gen_fn_4): New typedefs.
2402 (mips_gen_fn_ptrs): Define new union type.
2403 (mips_expand_compare_and_swap_12): Remove declaration.
2404 (mips_expand_atomic_qihi): Declare function.
2405 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
2406 (mips_expand_atomic_qihi): ... this. Use new generator function
2408 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
2409 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
2410 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
2411 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
2412 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
2413 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
2414 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
2415 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
2416 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
2417 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
2420 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
2422 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
2425 2008-05-20 Anatoly Sokolov <aesok@post.ru>
2427 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
2428 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
2429 (avr_attribute_table): Add 'OS_main' function attribute.
2430 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
2431 functions with 'OS_main' attribute.
2433 2008-05-20 Richard Guenther <rguenther@suse.de>
2435 PR tree-optimization/35204
2436 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
2437 helper, split out from ...
2438 (DFS): ... here. Make the DFS walk non-recursive.
2440 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
2441 Jan Sjodin <jan.sjodin@amd.com>
2443 PR tree-optimization/36181
2444 * tree-parloops.c (loop_has_vector_phi_nodes): New.
2445 (parallelize_loops): Don't parallelize when the loop has vector
2448 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2449 Sebastian Pop <sebastian.pop@amd.com>
2451 * tree-loop-linear.c (gather_interchange_stats): Look in the access
2452 matrix, and never look at the tree representation of the memory
2454 (linear_transform_loops): Computes parameters and access matrices.
2455 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
2457 (access_matrix_get_index_for_parameter): New.
2458 * tree-data-ref.h (struct access_matrix): New.
2459 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
2460 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
2461 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
2462 am_vector_index_for_loop): New.
2463 (struct data_reference): Add field access_matrix.
2464 (DR_ACCESS_MATRIX): New.
2465 (compute_data_dependences_for_loop): Update declaration.
2466 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
2467 * lambda.h (lambda_vector_vec_p): Declared.
2468 * lambda-code.c: Depend on pointer-set.h.
2469 (lambda_collect_parameters_from_af, lambda_collect_parameters,
2470 av_for_af_base, av_for_af, build_access_matrix,
2471 lambda_compute_access_matrices): New.
2472 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
2474 2008-05-20 Joseph Myers <joseph@codesourcery.com>
2476 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
2479 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2480 Sebastian Pop <sebastian.pop@amd.com>
2482 PR tree-optimization/36206
2483 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
2485 (instantiate_scev_1): Rename flags to fold_conversions.
2486 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
2487 outeside instantiation_loop.
2488 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
2489 (evolution_function_is_affine_or_constant_p): Removed.
2490 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
2492 (analyze_siv_subscript): Pass in the loop nest number.
2493 Call evolution_function_is_affine_in_loop instead of
2494 evolution_function_is_affine_p.
2495 (analyze_overlapping_iterations): Pass in the loop nest number.
2497 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2498 Sebastian Pop <sebastian.pop@amd.com>
2500 PR tree-optimization/36206
2501 * tree-chrec.h (chrec_fold_op): New.
2502 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
2505 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
2507 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
2509 (remove_duplicates): Do not set inode on non-inode systems.
2512 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
2514 * config.gcc (tm_file): Update comments about relative pathnames.
2516 2008-05-20 Richard Guenther <rguenther@suse.de>
2518 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
2519 * tree-ssa-sccvn.c (process_scc): Likewise.
2520 * tree-ssa-sink.c (execute_sink_code): Likewise.
2521 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
2522 * tree-vrp.c (process_assert_insertions): Likewise.
2523 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
2524 (perform_tree_ssa_dce): Likewise.
2525 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2526 (dump_dominator_optimization_stats): Likewise.
2527 * tree-vectorizer.c (vectorize_loops): Likewise.
2529 2008-05-20 Richard Guenther <rguenther@suse.de>
2531 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
2533 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
2535 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
2536 (ix86_i386elf_return_in_memory): Likewise.
2537 (ix86_i386interix_return_in_memory): Likewise.
2538 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
2539 (SUBTARGET_RETURN_IN_MEMORY): New.
2540 * config/i386/i386elf.h: Likewise.
2541 * config/i386/ptx4-i.h: Likewise.
2542 * config/i386/sol2-10.h: Likewise.
2543 * config/i386/sysv4.h: Likewise.
2544 * config/i386/vx-common.h: Likewise.
2545 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
2546 * config/i386/i386.c (ix86_return_in_memory): Made static and
2547 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
2548 (ix86_i386elf_return_in_memory): Removed.
2549 (ix86_i386interix_return_in_memory): Removed.
2550 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
2551 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
2553 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
2555 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
2557 2008-05-19 Xinliang David Li <davidxl@google.com>
2559 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
2561 * common.opt: Ditto.
2562 * doc/invoke.texi: Ditto.
2564 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
2566 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
2567 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
2569 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2571 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
2572 sizes of operand array from 8/4 to 4/2.
2573 (ix86_expand_vector_init_general): Change size of operand array
2574 from 32 to 16. Remove op0, op1 and half_mode.
2576 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2578 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
2579 (ix86_expand_vector_init_interleave): Likewise.
2580 (ix86_expand_vector_init_general): Use them. Assert
2581 word_mode == SImode when n_words == 4.
2583 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
2585 * config/i386/i386.c (ix86_secondary_reload): New static function.
2586 (TARGET_SECONDARY_RELOAD): New define.
2587 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
2588 * config/i386/i386.md (reload_outqi): Remove.
2590 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2593 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
2594 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
2595 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
2596 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
2597 (fold_builtin_1): Likewise.
2598 * builtins.def (BUILT_IN_ISINF_SIGN): New.
2599 c-common.c (check_builtin_function_arguments): Handle
2600 BUILT_IN_ISINF_SIGN.
2601 * doc/extend.texi: Document __builtin_isinf_sign.
2602 * fold-const.c (operand_equal_p): Handle COND_EXPR.
2604 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
2606 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
2607 EH cleanup at the end of the pass, search for those that have been
2608 turned into forwarder blocks and do the cleanup on their successor.
2610 2008-05-18 Richard Guenther <rguenther@suse.de>
2612 * tree-cfg.c (verify_gimple_expr): Allow conversions from
2613 pointers to sizetype and vice versa.
2615 2008-05-18 Xinliang David Li <davidxl@google.com>
2617 * gcc/tree-ssa-dce.c: Coding style fix.
2618 (check_pow): Documentation comment.
2619 (check_log): Documenation comment. Coding style fix.
2620 (is_unnecessary_except_errno_call): Ditto.
2621 (gen_conditions_for_pow): Ditto.
2622 (gen_conditions_for_log): Ditto.
2623 (gen_shrink_wrap_conditions): Ditto.
2624 (shrink_wrap_one_built_in_calls): Ditto.
2625 * gcc/doc/invoke.texi: Better documentation string.
2626 * ChangeLog: Fix wrong change log entries from
2627 May 17 checkin on function call DCE.
2629 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
2631 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
2633 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2635 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
2636 * df-problems.c (simulation routines): Fixed block comment to
2637 properly say how to add forwards scanning functions.
2639 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2641 * tree-inline.c (setup_one_parameter): Remove dead code.
2643 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2645 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
2646 a BIT_AND_EXPR only for an INTEGER_TYPE.
2648 2008-05-17 Xinliang David Li <davidxl@google.com>
2650 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
2651 (check_pow, check_log, is_unnecessary_except_errno_call): New
2652 functions to check for eliminating math functions that are pure
2653 except for setting errno.
2654 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
2655 general condition expressions for shrink-wrapping pow/log calls.
2656 (gen_shrink_wrap_conditions): Ditto.
2657 (shrink_wrap_one_built_in_call): Ditto.
2658 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
2659 (mark_operand_necessary): If debugging, output if OP is necessary.
2660 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
2662 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
2664 * gcc/common.opt: New user flag -ftree-builtin-dce.
2665 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
2667 2008-05-16 David S. Miller <davem@davemloft.net>
2669 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
2670 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2672 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
2675 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
2677 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2679 * ifcvt.c (dead_or_predicable): Rename
2680 df_simulate_one_insn_backwards to df_simulate_one_insn.
2681 * recog.c (peephole2_optimize): Ditto.
2682 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
2684 * df.h: Rename df_simulate_one_insn_backwards to
2685 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
2686 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
2687 scanning of defs and uses.
2688 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
2689 (df_simulate_one_insn_forwards): Removed.
2691 2008-05-16 Doug Kwan <dougkwan@google.com>
2693 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
2695 (real_from_string): Handle NaNs and Inf as approriate.
2697 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2699 * doc/gty.texi (Source Files Containing Type Information): Note
2700 that headers should appear first in the gtfiles list.
2702 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2704 * tree.def (COND_EXEC): Properly documented this code.
2706 2008-05-16 Diego Novillo <dnovillo@google.com>
2708 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
2709 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
2712 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2714 * tree-ssa-dse (max_stmt_uid): Removed.
2715 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
2716 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
2717 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
2718 * function.h (cfun.last_stmt_uid): New field.
2719 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
2720 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
2722 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
2723 (create_stmt_ann): Initialize the ann->uid field.
2724 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
2726 * tree-flow.h (renumber_gimple_stmt_uids): New function.
2728 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2730 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
2731 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
2732 (init_empty_tree_cfg): Call it.
2734 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2736 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
2739 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2741 * doc/invoke.text (-fdump-tree-*-verbose): New option.
2742 * tree-dump.c (dump_options): New verbose option.
2743 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
2745 * tree-pass.h (TDF_VERBOSE): New dump flag.
2746 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
2747 (tree-flow.h): Added include.
2748 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
2750 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
2752 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
2754 From Jie Zhang <jie.zhang@analog.com>
2755 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2756 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
2757 mcpu=bf561-none and mcpu=bf561-0.2.
2758 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2759 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2760 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2761 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2762 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
2763 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
2764 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
2766 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
2767 (cputype_selected): Remove.
2768 (bfin_handle_option): Don't use cputype_selected.
2769 (override_options): When no mcpu option, enable all workarounds.
2770 Don't use bfin_workarounds.
2771 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
2773 (DEFAULT_CPU_TYPE): Don't define.
2775 2008-05-16 Richard Guenther <rguenther@suse.de>
2777 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
2778 on deletion of the last stmt.
2780 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2782 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
2783 V8HImode for SSE2 and V16QImode for SSE4.1.
2785 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2787 * cgraph.h (compute_inline_parameters): Made public.
2788 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
2789 variable_generate_summary, function_write_summary,
2790 variable_write_summary, variable_read_summary. Added generate_summary,
2791 write_summary, read_summary.
2792 * cgraphunit.c (cgraph_process_new_functions): Changed call from
2793 pass_ipa_inline.function_generate_summary, to
2794 compute_inline_parameters.
2795 * ipa-inline.c (compute_inline_parameters): Made public and added
2797 (compute_inline_parameters_for_current): New function.
2798 (pass_inline_param): Now calls compute_inline_parameters_for_current.
2799 (inline_generate_summary): Removed parameter and made to loop over
2801 (pass_ipa_inline): Updated for new IPA_PASS structure.
2802 * passes.c (execute_ipa_summary_passes): Now is called once per
2803 pass rather than once per node*pass.
2805 2008-05-15 Anatoly Sokolov <aesok@post.ru>
2807 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
2808 avr_have_mul_p, avr_asm_only_p): Remove variables.
2809 (avr_override_options): Remove initialization of removed variables.
2810 (avr_file_start): Convert removed variables to fields of
2811 'struct base_arch_s *avr_current_arch'.
2812 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
2813 (AVR_HAVE_MUL): (Ditto.).
2814 (AVR_HAVE_MOVW): (Ditto.).
2815 (AVR_HAVE_LPMX): (Ditto.).
2816 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
2817 avr_asm_only_p): Remove declaration.
2819 2008-05-15 Diego Novillo <dnovillo@google.com>
2821 * config/arm/arm.c (arm_return_in_memory): Fix return type.
2822 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
2824 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
2827 * combine.c (check_conversion): Rename back to check_promoted_subreg.
2828 Don't call record_truncated_value from here.
2829 (record_truncated_value): Turn it into a for_each_rtx callback.
2830 (record_truncated_values): New function.
2831 (combine_instructions): Call note_uses with record_truncated_values.
2832 Change name of check_conversion to check_promoted_subreg.
2834 2008-05-15 Janis Johnson <janis187@us.ibm.com>
2836 * doc/sourcebuild.texi: Document support for torture tests.
2838 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2840 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
2841 to alternative 4 of operand 2.
2843 2008-05-15 Richard Guenther <rguenther@suse.de>
2845 * tree-pass.h (current_pass): Declare.
2846 (get_pass_for_id): Likewise.
2847 * passes.c (passes_by_id, passes_by_id_size): New globals.
2848 (set_pass_for_id): New function.
2849 (get_pass_for_id): Likewise.
2850 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
2851 (execute_function_todo): Flush per function statistics.
2852 * toplev.c (compile_file): Init statistics.
2853 (general_init): Do early statistics initialization.
2854 (finalize): Finish statistics.
2855 * statistics.h (statistics_early_init): Declare.
2856 (statistics_init): Likewise.
2857 (statistics_fini): Likewise.
2858 (statistics_fini_pass): Likewise.
2859 (statistics_counter_event): Likewise.
2860 (statistics_histogram_event): Likewise.
2861 * statistics.c: New file.
2862 * Makefile.in (OBJS-common): Add statistics.o.
2863 (statistics.o): Add dependencies.
2864 * doc/invoke.texi (-fdump-statistics): Document.
2866 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
2868 (execute_pre): Use statistics_counter_event.
2869 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
2870 (substitute_and_fold): Increment it. Use statistics_counter_event.
2872 2008-05-15 Diego Novillo <dnovillo@google.com>
2874 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
2876 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
2877 * tree-ssa-alias.c (new_type_alias): Remove references to
2878 sub-variables from comment.
2879 * tree-ssa-operands.c (swap_tree_operands): Likewise.
2881 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2883 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
2884 attribute to 1 only for insertps alternative.
2886 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2888 * config/bfin/bfin.md (loadbytes): New pattern.
2889 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
2890 (bfin_init_builtins): Initialize it.
2891 (bdesc_1arg): Add it.
2893 2008-05-15 Sa Liu <saliu@de.ibm.com>
2895 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
2896 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
2897 * testsuite/lib/target-supports.exp: Add
2898 check_effective_target_fortran_integer_16.
2900 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2902 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
2903 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
2904 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
2905 (TARGET_RETURN_IN_MEMORY): Define.
2907 2008-05-15 Richard Guenther <rguenther@suse.de>
2910 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
2911 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
2912 represent unmodifiable vars.
2914 2008-05-15 Richard Guenther <rguenther@suse.de>
2916 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
2917 INDIRECT_REF and TARGET_MEM_REF.
2918 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2921 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2922 H.J. Lu <hongjiu.lu@intel.com>
2924 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
2925 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
2926 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
2927 insn alternatives. Add missing alternatives.
2928 (*vec_concatv2di_rex64_sse4_1): Likewise.
2929 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
2930 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
2933 2008-05-15 Richard Guenther <rguenther@suse.de>
2935 PR tree-optimization/36009
2936 PR tree-optimization/36204
2937 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
2938 (determine_invariantness_stmt): Record the loop a store is
2940 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
2943 2008-05-15 Richard Guenther <rguenther@suse.de>
2945 PR tree-optimization/34330
2946 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
2947 through the pointer will alias the SMT.
2949 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
2951 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
2953 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
2955 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
2957 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2958 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2960 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
2961 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
2962 (vashl_optab): New optab for vector/vector shifts.
2963 (vashr_optab): Ditto.
2964 (vlshr_optab): Ditto.
2965 (vrotl_optab): Ditto.
2966 (vrotr_optab): Ditto.
2967 (optab_subtype): New enum for optab_for_tree_code call.
2968 (optab_for_tree_code): Add enum optab_subtype argument.
2970 * optabs.c (optab_for_tree_code): Take an additional argument to
2971 distinguish between a vector shift by a scalar and vector shift by
2972 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
2973 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
2974 vector shift by a vector.
2975 (expand_widen_pattern_expr): Pass additional argument to
2976 optab_for_tree_code.
2978 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
2979 vrotl_optab, vrotr_optab.
2981 * expr.c (expand_expr_real_1): Update calls to
2982 optab_for_tree_code to distinguish between vector shifted by a
2983 scalar and vector shifted by a vector.
2984 * tree-vectorizer.c (supportable_widening_operation): Ditto.
2985 (supportable_narrowing_operation): Ditto.
2986 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
2987 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
2988 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
2989 (vect_create_epilog_for_reduction): Ditto.
2990 (vectorizable_reduction): Ditto.
2991 (vectorizable_operation): Ditto.
2992 (vect_strided_store_supported): Ditto.
2993 (vect_strided_load_supported): Ditto.
2994 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2995 * expmed.c (expand_shift): Ditto.
2997 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
2999 (ashr@var{m}3): Ditto.
3000 (vashl@var{m}3): Document new vector/vector shift standard name.
3001 (vashr@var{m}3): Ditto.
3002 (vlshr@var{m}3): Ditto.
3003 (vrotl@var{m}3): Ditto.
3004 (vrotr@var{m}3): Ditto.
3006 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
3007 (PPERM_INVERT): Ditto.
3008 (PPERM_REVERSE): Ditto.
3009 (PPERM_REV_INV): Ditto.
3010 (PPERM_ZERO): Ditto.
3011 (PPERM_ONES): Ditto.
3012 (PPERM_SIGN): Ditto.
3013 (PPERM_INV_SIGN): Ditto.
3014 (PPERM_SRC1): Ditto.
3015 (PPERM_SRC2): Ditto.
3017 * config/i386/sse.md (mulv2di3): Add SSE5 support.
3018 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
3019 allows a memory operand to be the value being added, and split it
3020 to improve vectorization.
3021 (sse5_pmacsdqh_mem): Ditto.
3022 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
3023 (sse5_mulv2div2di3_high): Ditto.
3024 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
3025 (vec_pack_trunc_v4si): Ditto.
3026 (vec_pack_trunc_v2di): Ditto.
3027 (sse5_pcmov_<mode>): Remove code that tried to use use
3028 andps/andnps instead of pcmov.
3029 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
3030 pmacsdqh instructions.
3031 (vec_widen_smult_lo_v4si): Ditto.
3033 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
3034 (PPERM_INVERT): Ditto.
3035 (PPERM_REVERSE): Ditto.
3036 (PPERM_REV_INV): Ditto.
3037 (PPERM_ZERO): Ditto.
3038 (PPERM_ONES): Ditto.
3039 (PPERM_SIGN): Ditto.
3040 (PPERM_INV_SIGN): Ditto.
3041 (PPERM_SRC1): Ditto.
3042 (PPERM_SRC2): Ditto.
3043 (ix86_expand_sse_movcc): Move the SSE5 test after the if
3045 (ix86_expand_int_vcond): If SSE5 generate all possible integer
3047 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
3048 says ignore whether the last reference is a memory operand.
3050 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3051 Paolo Bonzini <bonzini at gnu dot org>
3053 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
3056 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
3057 (vlshr<mode>3): Rename from vlshr<mode>3.
3058 (vashr<mode>3): Rename from vashr<mode>3.
3059 (mulv4sf3): Change the names of vector shift patterns.
3063 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
3066 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
3091 * config/spu/spu.md (v): New iterator macro to add v for vector types.
3092 (floatunssidf2_internal): Change vector/vector shift names.
3093 (floatunsdidf2_internal): Ditto.
3100 (vashl<mode>3): Rename from ashl<mode>3.
3101 (vashr<mode>3): Rename from ashr<mode>3.
3102 (vlshr<mode>3): Rename from lshr<mode>3.
3103 (vrotl<mode>3): Rename from rotl<mode>3.
3105 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3108 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
3109 multiply gives the wrong value when doing widening multiplies.
3110 (vec_widen_smult_lo_v4si): Ditto.
3112 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
3114 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
3115 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
3116 emit_library_call_value.
3117 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
3118 * tree.h (ECF_LIBCALL_BLOCK): Removed.
3119 * calls.c (initialize_argument_information, precompute_arguments,
3120 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
3121 (precompute_arguments): Removed flags parameter.
3122 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
3124 2008-05-14 Richard Guenther <rguenther@suse.de>
3126 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
3127 Make sure to register the store if the use is a PHI_NODE.
3129 2008-05-14 Olivier Hainque <hainque@adacore.com>
3131 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3132 memory if the component is to be referenced in BLKmode according
3133 to get_inner_reference.
3135 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
3137 * calls.c (emit_library_call_value_1): Restore code clearing
3138 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
3140 2008-05-14 Olivier Hainque <hainque@adacore.com>
3141 Nicolas Roche <roche@adacore.com>
3143 * configure.ac: Add support for a "gcc_subdir" variable in
3144 config-lang.in, to denote a subdirectory where the language/GCC
3145 integration files are to be found.
3146 * configure: Regenerate.
3148 2008-05-14 Ira Rosen <irar@il.ibm.com>
3150 PR tree-optimization/36098
3151 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
3152 value for the first load in the group in case of a gap.
3153 (vect_build_slp_tree): Check that there are no gaps in loads.
3155 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
3157 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
3158 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
3159 expand_copysign_bit, ): Change call to emit_no_conflict_block to
3160 emit_insn and remove unneeded code to construct extra args.
3161 (emit_no_conflict_block): Removed.
3162 * optabls.h: (emit_no_conflict_block): Removed.
3163 * cse.c (cse_extended_basic_block): Remove search for
3164 REG_NO_CONFLICT note.
3165 * global.c: Removed incorrect comment added in revision 117.
3166 * expr.c (convert_move): Change call to emit_no_conflict_block to
3168 * recog.c: Change comments so that they do not mention
3170 * local_alloc.c (combine_regs): Removed last parameter.
3171 (no_conflict_p): Removed.
3172 (block_alloc): Removed note, no_conflict_combined_regno and set
3173 local vars. Removed all code to process REG_NO_CONFLICT blocks.
3174 (combine_regs): Removed already_dead and code to look for
3175 REG_NO_CONFLICT notes.
3176 * lower_subreg (remove_retval_note): Removed code to look for
3177 REG_NO_CONFLICT block.
3178 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
3179 (resolve_clobber): Remove code to process libcalls that have
3180 REG_NO_CONFLICT notes.
3181 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
3183 * combine.c (can_combine_p, distribute_notes): Removed
3184 REG_NO_CONFLICT case.
3185 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
3187 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
3188 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
3190 * reg-notes.def (NO_CONFLICT): Removed.
3192 2008-05-14 David S. Miller <davem@davemloft.net>
3194 * config/sparc/sparc.c (sparc_profile_hook): If
3195 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
3196 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
3197 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3199 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
3201 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
3203 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
3206 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
3207 and op1 expansion before vector concat to have less live pseudos.
3209 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
3211 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
3212 ix86_expand_vector_set if supported.
3214 2008-05-13 Diego Novillo <dnovillo@google.com>
3215 Kenneth Zadeck <zadeck@naturalbridge.com>
3217 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
3219 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
3220 phinodes_print_statistics, init_ssanames, fini_ssanames,
3221 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
3222 release_ssa_name, release_defs, replace_ssa_name_symbol,
3223 ssanames_print_statistics): Move ...
3224 * tree-flow.h: ... here.
3225 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
3226 Use FN instead of cfun.
3227 (make_ssa_name_fn): Rename from make_ssa_name.
3228 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
3229 * tree-flow-inline.h (make_ssa_name): Move from
3230 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
3231 * omp-low.c (expand_omp_parallel):
3232 * tree-flow-inline.h (redirect_edge_var_map_result):
3233 * tree-ssa.c (init_tree_ssa): Add argument FN.
3234 Use it instead of cfun. Update all users.
3236 2008-05-13 Tom Tromey <tromey@redhat.com>
3238 PR preprocessor/22168:
3239 * doc/cpp.texi (Top): Update menu.
3240 (Alternatives to Wrapper #ifndef): New node.
3241 (Other Directives): Document deprecation.
3242 (Obsolete Features): Remove menu.
3243 (Assertions): Merge node into Obsolete Features.
3244 (Obsolete once-only headers): Move earlier; rename to Alternatives
3246 * doc/cppopts.texi: Update.
3247 * c.opt (Wdeprecated): Enable for C and ObjC.
3248 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
3249 (C++ Dialect Options): Move -Wno-deprecated from here to...
3250 (Warning Options): ... here.
3252 2008-05-13 Richard Guenther <rguenther@suse.de>
3255 * fold-const.c (fold_sign_changed_comparison): Do not allow
3256 changes in pointer-ness.
3258 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3261 * config/sh/sh.c (sh_expand_prologue): Don't clear
3262 RTX_FRAME_RELATED_P for push insns.
3264 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
3266 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
3268 2008-05-12 Anatoly Sokolov <aesok@post.ru>
3270 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
3271 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
3272 Use 'machine->is_leaf' instead of 'leaf_func_p'.
3274 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
3276 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
3277 (*vec_concatv4sf_sse): This.
3278 (*sse2_concatv2si): Renamed to ...
3279 (*vec_concatv2si_sse2): This.
3280 (*sse1_concatv2si): Renamed to ...
3281 (*vec_concatv2si_sse): This.
3282 (*vec_concatv2di_rex): Renamed to ...
3283 (*vec_concatv2di_rex64): This.
3284 (*vec_concatv2si_sse4_1): New.
3285 (*vec_concatv2di_rex64_sse4_1): Likewise.
3287 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
3289 PR rtl-optimization/36111
3290 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
3291 that was created for swappable operands.
3293 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
3296 * Makefile.in: Substitute GNATMAKE and GNATBIND.
3297 * configure.ac: Add call to ACX_PROG_GNAT.
3299 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
3301 * optc-gen.awk: Fix comment typo.
3303 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3305 * pretty-print.c (pp_integer_with_precision): Use
3306 HOST_LONG_LONG_FORMAT.
3308 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
3310 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
3312 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
3314 * config/i386/i386.c (bdesc_ptest): Removed.
3315 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
3316 (bdesc_args): Add __builtin_ia32_ptestz128,
3317 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
3318 (ix86_init_mmx_sse_builtins): Updated.
3319 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
3320 (ix86_expand_builtin): Updated.
3322 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
3324 * tree-cfg.c (valid_fixed_convert_types_p): New function.
3325 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
3327 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
3329 * value-prof.c (interesting_stringop_to_profile): Do not
3330 return early for BUILT_IN_MEMPCPY.
3332 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
3334 * calls.c (expand_call): Don't use callgraph to increase
3335 preferred_stack_boundary.
3337 * cgraph.h (cgraph_rtl_info): Use unsigned on
3338 preferred_incoming_stack_boundary.
3340 * final.c (rest_of_clean_state): Use unsigned on
3341 preferred_stack_boundary.
3343 2008-05-09 Tom Tromey <tromey@redhat.com>
3345 PR preprocessor/22231:
3346 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
3349 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
3351 PR tree-optimization/36129
3352 * tree-ssa-ccp.c: Include value-prof.h.
3353 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
3354 built-in function was folded to a constant.
3355 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
3357 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
3358 Sebastian Pop <sebastian.pop@amd.com>
3360 * tree-scalar-evolution.c: Document instantiate_scev.
3361 (instantiate_parameters_1): Renamed instantiate_scev_1.
3362 Don't use the same loop for instantiation_loop and evolution_loop.
3363 (instantiate_scev): New.
3364 (instantiate_parameters): Moved...
3365 (resolve_mixers): Update call to instantiate_scev_1 to pass the
3366 same loop twice. Maintains the semantics for this function.
3367 * tree-scalar-evolution.h (instantiate_scev): Declare.
3368 (instantiate_parameters): ...here. Now static inline.
3369 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
3370 instead of resolve_mixers.
3372 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3374 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
3376 2008-05-09 Tomas Bily <tbily@suse.cz>
3378 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
3379 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
3380 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3381 * c-common.c (c_common_truthvalue_conversion): Likewise.
3382 * tree-object-size.c (compute_object_offset): Likewise.
3383 * tree-inline.c (estimate_num_insns_1): Likewise.
3384 * varasm.c (const_hash_1, compare_constant, copy_constant)
3385 (compute_reloc_for_constant, output_addressed_constants)
3386 (initializer_constant_valid_p): Likewise.
3387 * c-omp.c (check_omp_for_incr_expr): Likewise.
3388 * gimplify.c (gimplify_expr): Likewise.
3389 * c-typeck.c (c_finish_return): Likewise.
3390 * tree-vectorizer.c (supportable_widening_operation)
3391 (supportable_narrowing_operation): Likewise.
3392 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
3393 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
3394 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
3395 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
3396 (descr_info_loc): Likewise.
3397 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3398 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
3399 (fold_unary): Likewise.
3400 * builtins.c (get_pointer_alignment): Likewise.
3401 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
3402 (instantiate_parameters_1): Likewise.
3403 * tree.c (expr_align, stabilize_reference): Likewise.
3404 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
3405 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
3406 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
3407 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3408 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
3409 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
3411 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
3412 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
3413 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3414 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
3415 (forward_propagate_comparison)
3416 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3417 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
3418 * emit-rtl.c (component_ref_for_mem_expr)
3419 (set_mem_attributes_minus_bitpos): Likewise.
3420 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
3421 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
3423 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
3424 (build_function_call, pointer_diff, build_compound_expr)
3425 (c_finish_return): Likewise.
3426 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
3427 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
3429 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
3430 * expr.c (is_aligning_offset): Likewise.
3431 * tree-ssa-alias.c (is_escape_site): Likewise.
3432 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
3433 (check_all_va_list_escapes): Likewise.
3434 * tree-ssa-loop-ivopts.c (determine_base_object)
3435 (determine_common_wider_type): Likewise.
3436 * dojump.c (do_jump): Likewise.
3437 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
3438 * tree-gimple.c (is_gimple_cast): Likewise.
3439 * fold-const.c (decode_field_reference, )
3440 (fold_sign_changed_comparison, fold_unary, fold_comparison)
3441 (fold_binary): Likewise.
3442 * tree-ssa-alias-warnings.c (find_alias_site_helper)
3443 (already_warned_in_frontend_p): Likewise.
3444 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
3445 * tree.c (really_constant_p, get_unwidened): Likewise.
3446 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3447 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3448 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
3450 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
3452 (CONVERT_EXPR_P): Define.
3453 (CASE_CONVERT): Define.
3455 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
3458 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
3459 (delete_unmarked_insns): When deleting a call, call
3460 delete_unreachable_blocks.
3461 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3462 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
3464 2008-05-08 Richard Guenther <rguenther@suse.de>
3466 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
3467 (-ftree-salias): Likewise.
3468 (salias-max-implicit-fields): Remove param documentation.
3469 (salias-max-array-elements): Likewise.
3470 * tree-pass.h (pass_create_structure_vars): Remove.
3471 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3472 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3473 * tree-ssa-alias.c (create_structure_vars): Remove.
3474 (gate_structure_vars): Likewise.
3475 (pass_create_structure_vars): Likewise.
3476 (gate_build_alias): Likewise.
3477 (pass_build_alias): Adjust to run always and dump the function.
3478 * common.opt (ftree-salias): Hide.
3479 * passes.c (init_optimization_passes): Remove
3480 pass_create_structure_vars, adjust comment.
3481 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3482 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3483 * opts.c (decode_options): Do not set flag_tree_salias.
3484 (common_handle_option): Add OPT_ftree_salias to the backward
3485 compatibility section.
3487 2008-05-08 Richard Guenther <rguenther@suse.de>
3489 * tree-flow-inline.h (var_can_have_subvars): Move ...
3490 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
3491 * tree-flow.h (var_can_have_subvars): Remove.
3492 (push_fields_onto_fieldstack): Remove.
3493 (sort_fieldstack): Likewise.
3494 (struct fieldoff): Move ...
3495 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
3496 alias_set and base_for_components fields.
3497 (sort_fieldstack): Make static.
3498 (push_fields_onto_fieldstack): Likewise. Remove code that
3499 handles anything but RECORD_TYPEs. Remove alias_set and
3500 base_for_components handling.
3501 (create_variable_info_for): Adjust.
3503 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
3505 * common.opt (Wframe-larger-than=): Shorten the help message
3507 * doc/invoke.texi (Wframe-larger-than=): Add more description.
3509 2008-05-08 Rafael Espindola <espindola@google.com>
3511 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
3513 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
3514 trap and that both operands are gimple values.
3515 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
3516 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
3519 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3521 * read-rtl.c (join_c_conditions): Return the first string if the
3522 two strings are equal.
3524 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3526 * gensupport.h (pred_data): Add a "num_codes" field.
3527 (add_predicate_code): Declare.
3528 * gensupport.c (add_predicate_code): New function.
3529 (std_pred_table): Add an "allows_const_p" field.
3530 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
3531 Remove the (incomplete) list of such codes from the codes field.
3532 (init_predicate_table): Use add_predicate_code. Add all
3533 RTX_CONST_OBJs if allows_const_p is true.
3534 * genrecog.c (process_define_predicate): Use add_predicate_code.
3536 2008-05-08 David Daney <ddaney@avtrex.com>
3537 Richard Sandiford <rsandifo@nildram.co.uk>
3539 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
3540 special case of constant zero operands.
3541 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
3542 old and new values. Special case constant zero values.
3543 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
3545 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
3546 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
3548 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
3551 * simplify-rtx.c (simplify_plus_minus): Create CONST of
3552 similar RTX_CONST_OBJ before CONST_INT.
3554 2008-05-08 Steve Ellcey <sje@cup.hp.com>
3556 * stmt.c (expand_stack_restore): Change sa mode if needed.
3558 2008-05-08 Richard Guenther <rguenther@suse.de>
3560 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
3561 return type to bool.
3562 (ix86_sol10_return_in_memory): Likewise.
3563 (ix86_i386elf_return_in_memory): Likewise.
3564 (ix86_i386interix_return_in_memory): Likewise.
3565 * config/i386/i386.c (ix86_return_in_memory): Likewise.
3566 (ix86_sol10_return_in_memory): Likewise.
3567 (ix86_i386elf_return_in_memory): Likewise.
3568 (ix86_i386interix_return_in_memory): Likewise.
3570 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3573 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
3575 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
3576 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
3579 2008-05-08 Richard Guenther <rguenther@suse.de>
3581 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
3582 * tree-data-ref.h (struct dr_alias): Remove subvars field.
3583 (DR_SUBVARS): Remove.
3584 * tree-dfa.c (dump_subvars_for): Remove.
3585 (debug_subvars_for): Likewise.
3586 (dump_variable): Do not dump subvars.
3587 (remove_referenced_var): Do not remove subvars.
3588 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
3589 (lookup_subvars_for_var): Remove.
3590 (get_subvars_for_var): Likewise.
3591 (get_subvars_at): Likewise.
3592 (get_first_overlapping_subvar): Likewise.
3593 (overlap_subvar): Likewise.
3594 * tree-flow.h (subvar_t): Remove.
3595 (struct var_ann_d): Remove subvars field.
3596 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
3597 argument. Remove special handling of SFTs.
3598 (compute_tag_properties): Likewise.
3599 (set_initial_properties): Likewise.
3600 (compute_call_clobbered): Likewise.
3601 (count_mem_refs): Likewise.
3602 (compute_memory_partitions): Likewise.
3603 (compute_flow_insensitive_aliasing): Likewise.
3604 (setup_pointers_and_addressables): Likewise.
3605 (new_type_alias): Likewise.
3606 (struct used_part): Remove.
3607 (used_portions): Likewise.
3608 (struct used_part_map): Likewise.
3609 (used_part_map_eq): Likewise.
3610 (used_part_map_hash): Likewise.
3611 (free_used_part_map): Likewise.
3612 (up_lookup): Likewise.
3613 (up_insert): Likewise.
3614 (get_or_create_used_part_for): Likewise.
3615 (create_sft): Likewise.
3616 (create_overlap_variables_for): Likewise.
3617 (find_used_portions): Likewise.
3618 (create_structure_vars): Likewise.
3619 * tree.def (STRUCT_FIELD_TAG): Remove.
3620 * tree.h (MTAG_P): Adjust.
3621 (struct tree_memory_tag): Remove base_for_components and
3622 unpartitionable flags.
3623 (struct tree_struct_field_tag): Remove.
3624 (SFT_PARENT_VAR): Likewise.
3625 (SFT_OFFSET): Likewise.
3626 (SFT_SIZE): Likewise.
3627 (SFT_NONADDRESSABLE_P): Likewise.
3628 (SFT_ALIAS_SET): Likewise.
3629 (SFT_UNPARTITIONABLE_P): Likewise.
3630 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
3631 (union tree_node): Remove sft field.
3632 * alias.c (get_alias_set): Remove special handling of SFTs.
3633 * print-tree.c (print_node): Remove handling of SFTs.
3634 * tree-dump.c (dequeue_and_dump): Likewise.
3635 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
3636 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
3637 * tree-predcom.c (set_alias_info): Do not set subvars.
3638 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
3639 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
3640 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
3641 (add_vars_for_offset): Remove.
3642 (add_virtual_operand): Remove special handling of SFTs.
3643 (add_call_clobber_ops): Likewise.
3644 (add_call_read_ops): Likewise.
3645 (get_asm_expr_operands): Likewise.
3646 (get_modify_stmt_operands): Likewise.
3647 (get_expr_operands): Likewise.
3648 (add_to_addressable_set): Likewise.
3649 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
3650 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3651 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
3652 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
3653 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
3654 (tree_node_structure): Likewise.
3655 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
3657 (find_what_p_points_to): Likewise.
3659 2008-05-08 Sa Liu <saliu@de.ibm.com>
3661 * config/spu/spu.md: Fixed subti3 pattern.
3663 2008-05-08 Richard Guenther <rguenther@suse.de>
3666 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
3667 sure to create a representative for trailing arrays for PTA.
3669 2008-05-08 Richard Guenther <rguenther@suse.de>
3672 * fold-const.c (operand_equal_p): Two objects which types
3673 differ in pointerness are not equal.
3675 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3677 * calls.c (compute_argument_block_size): Add argument tree fndecl.
3678 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
3679 (emit_library_call_value_1): Add new variable fndecl initialized by
3680 NULL_TREE. It should be the decl type of orgfun, but this information
3681 seems not to be available here, so it uses the default calling abi.
3682 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
3683 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
3684 by TARGET_RETURN_IN_MEMORY.
3685 * config/i386/i386-interix.h: Likewise.
3686 * config/i386/i386.h: Likewise.
3687 * config/i386/i386elf.h: Likewise.
3688 * config/i386/ptx4-i.h: Likewise.
3689 * config/i386/sol2-10.h: Likewise.
3690 * config/i386/sysv4.h: Likewise.
3691 * config/i386/vx-common.h: Likewise.
3692 * config/cris/cris.h: Removed #if 0 clause.
3693 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
3694 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
3696 (ix86_sol10_return_in_memory): Likewise.
3697 (ix86_i386elf_return_in_memory): New.
3698 (ix86_i386interix_return_in_memory): New.
3699 * config/mt/mt-protos.h (mt_return_in_memory): New.
3700 * config/mt/mt.c: Likewise.
3701 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3702 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
3703 * config/bfin/bfin.h: Likewise.
3704 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
3706 * config/bfin/bfin.c: Likewise.
3707 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3708 * config/alpha/unicosmk.h: Likewise.
3709 * config/i386/cygming.h: Likewise.
3710 * config/iq2000/iq2000.h: Likewise.
3711 * config/mips/mips.h: Likewise.
3712 * config/mn10300/mn10300.h: Likewise.
3713 * config/rs6000/rs6000.h: Likewise.
3714 * config/score/score.h: Likewise.
3715 * config/spu/spu.h: Likewise.
3716 * config/v850/v850.h: Likewise.
3717 * defaults.h: Likewise.
3718 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
3719 * expr.c (emit_block_move): Adjust use of
3720 OUTGOING_REG_PARM_STACK_SPACE.
3721 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
3722 OUTGOING_REG_PARM_STACK_SPACE.
3723 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
3725 2008-05-08 Jakub Jelinek <jakub@redhat.com>
3727 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
3728 on OMP_RETURN for OMP_FOR.
3731 * dwarf2out.c (dw_expand_expr, common_check): Removed.
3732 (fortran_common): New function.
3733 (gen_variable_die): Call fortran_common instead of common_check,
3734 adjust for it returning tree instead of rtx. Formatting.
3736 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3740 * see.c (see_copy_insn): Copy new pure const attributes for new call.
3741 * c-decl.c (merge_decls): Ditto.
3742 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
3743 to RTL_CONST_OR_PURE_CALL_P.
3744 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
3745 Initialized DECL_LOOPING_CONST_PURE.
3746 (process_call_operands): Set tree_side_effects properly.
3747 * tree.h (TREE_READONLY_DECL_P): Removed.
3748 (DECL_IS_PURE): Renamed to DECL_PURE_P.
3749 (DECL_LOOPING_OR_CONST_P): New macro.
3750 (struct tree_function_decl): Added looping_const_or_pure_p.
3752 (ECF_LOOPING_OR_CONST_P): New macro.
3753 * rtlanal.c (pure_const_p): Removed.
3754 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
3755 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
3756 to RTL_CONST_CALL_P.
3757 * ipa-pure-const.c (pure_const_state_e): Added looping field.
3758 (check_decl, check_tree, check_call, scan_function): Initialize
3760 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
3761 (static_execute): Set looping true for recursive functions.
3762 Undo setting state to IPA_NEITHER for recursive functions.
3764 * ifcvt.c (noce_can_store_speculate_p): Changed
3765 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
3766 RTL_CONST_OR_PURE_CALL_P.
3767 * dse.c (scan_insn): Ditto.
3768 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
3769 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
3770 RTL_CONST_OR_PURE_CALL_P.
3771 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
3772 pure_call_p to RTL_CONST_CALL_P.
3773 * gimplify.c (gimplify_call_expr): Clear side effects for
3774 non-looping pure and constant calls.
3775 * calls.c (emit_call_1): Set rtl flags from ecf flags.
3776 (flags_from_decl_or_type): Set ecf flags from decl flags.
3777 (initialize_argument_information): Turn off
3778 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
3779 Change const to pure if callee_copies is true rather than just
3781 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
3782 way of marking pure calls.
3783 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
3784 Remove hack that was supposed to fix pr7335 and remove old
3785 way of marking pure calls.
3786 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
3787 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
3788 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
3789 RTL_CONST_OR_PURE_CALL_P.
3790 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
3791 * loop-invariant.c (find_exits, find_invariant_bb): Changed
3792 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
3793 * sched-deps.c (schedule_analyze): Ditto.
3794 * rtl.h (struct rtx_def): Use call field, unchanging field, and
3795 return_val field of calls to represent pure and const function info.
3796 (CONST_OR_PURE_CALL_P): Deleted macro.
3797 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3798 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
3799 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
3801 * tree-optimize.c (execute_fixup_cfg): Added test for
3802 ECF_LOOPING_CONST_OR_PURE.
3803 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
3805 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
3806 effects for looping pure or const calls.
3807 (verify_gimple_expr): Added verification code.
3808 * config/alpha/alpha.c (alpha_legitimize_address,
3809 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
3811 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
3812 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
3813 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
3814 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
3815 RTL_CONST_OR_PURE_CALL_P.
3816 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
3817 and const calls to be deleted.
3819 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3822 * config/i386/mmx.md (mmx_subv2sf3): New expander.
3823 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
3824 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
3825 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3826 to handle nonimmediate operands.
3827 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
3828 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
3829 to handle nonimmediate operands.
3830 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
3831 (mmx_pmulhrwv4hi3): New expander. Use
3832 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3833 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
3834 (sse2_umulv1siv1di3): New expander. Use
3835 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3836 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
3837 (mmx_eq<mode>3): New expander. Use
3838 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3839 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
3840 (mmx_uavgv8qi3): New expander. Use
3841 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3842 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
3843 (mmx_uavgv4hi3): New expander. Use
3844 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3846 * config/i386/sse.md
3847 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
3848 to handle nonimmediate operands.
3849 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
3850 to handle nonimmediate operands.
3851 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
3852 to handle nonimmediate operands.
3853 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
3854 to handle nonimmediate operands.
3855 (sse2_unpckhpd_exp): New expander. Use
3856 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3857 (sse2_unpcklpd_exp): New expander. Use
3858 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3859 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
3860 to handle nonimmediate operands.
3861 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
3862 to handle nonimmediate operands.
3863 (*sse2_<plusminus_insn><mode>3): Rename from
3864 sse2_<plusminus_insn><mode>3 insn pattern.
3865 (sse2_<plusminus_insn><mode>3): New expander. Use
3866 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3867 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
3868 (sse2_umulv2siv2di3): New expander. Use
3869 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3870 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
3871 (sse4_1_mulv2siv2di3): New expander. Use
3872 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3873 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
3874 (sse2_pmaddwd): New expander. Use
3875 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3876 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
3877 (sse2_eq<mode>3): New expander. Use
3878 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3879 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
3880 (sse4_1_eqv2di3): New expander. Use
3881 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3882 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3883 (sse2_uavgv16qi3): New expander. Use
3884 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3885 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3886 (sse2_uavgv16qi3): New expander. Use
3887 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3888 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
3889 (sse2_uavgv8hi3): New expander. Use
3890 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3891 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
3892 (ssse3_pmulhrswv8hi3): New expander. Use
3893 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3894 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
3895 (ssse3_pmulhrswv4hi3): New expander. Use
3896 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3898 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
3899 (<sse>_vmmul<mode>3): Ditto.
3900 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
3902 (ssse3_pmaddubsw128): Use register_operand for operand 1.
3903 (ssse3_pmaddubsw): Ditto.
3905 * config/i386/i386.c (struct_builtin_description)
3906 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
3907 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
3908 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
3909 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
3910 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
3911 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
3912 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
3913 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
3914 (ix86_fixup_binary_operands): Assert that src1
3915 and src2 must have the same mode when swapped.
3916 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
3917 and ix86_binary_operator_ok. Do not force operands in registers
3920 2008-05-07 Jan Hubicka <jh@suse.cz>
3922 * cgraph.c (dump_cgraph_node): Update.
3923 * cgraph.h (cgraph_local_info): Break out inline summary.
3924 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
3926 * ipa-inline (inline_summary): New accestor function.
3927 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
3928 cgraph_decide_inlining, compute_inline_parameters): Update.
3929 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
3931 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3933 Cleanup ColdFire scheduling support and add V4 pipeline model.
3935 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
3936 (define_attr cpu): Add cfv4 value.
3937 (define_attr type, define_attr type1): Merge into a single 'type'
3938 attribute. Update all uses.
3939 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
3940 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
3942 (define_attr opx_mem, define_attr opy_mem): Remove.
3943 (define_attr op_mem): Clean up, update comment.
3944 (define_attr size): Use specific values instead of general int.
3945 (define_attr guess, define_attr split): Remove. Update all uses.
3946 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
3947 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
3948 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
3949 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
3950 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
3951 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
3952 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
3953 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
3954 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
3955 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
3956 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
3957 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
3958 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
3959 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
3960 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
3961 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
3962 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
3963 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
3964 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
3965 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
3966 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
3967 Update or set attributes.
3968 (stack_tie): New fake instruction.
3970 * config/m68k/m68k.h (TUNE_CFV4): New macro.
3971 (m68k_sched_attr_size): Update declaration.
3972 (m68k_sched_attr_type2): Remove.
3973 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
3974 Declare new bypass predicates.
3976 * config/m68k/m68k.c (m68k_sched_issue_rate,
3977 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
3979 (TARGET_SCHED_ISSUE_RATE,
3980 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
3981 (override_options): Handle scheduling for ColdFire V4 core.
3982 (m68k_expand_prologue): Emit stack_tie.
3983 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
3984 'OP_TYPE_FPN'. Update all uses.
3985 (sched_guess_p): Remove.
3986 (sched_address_type): Handle symbolic addresses.
3987 (sched_get_operand): New static function.
3988 (sched_operand_type): Merge into sched_attr_op_type.
3989 (sched_attr_op_type): Handle FP registers, handle quick constants,
3991 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
3992 (m68k_sched_attr_size): Update. Move logic to ...
3993 (sched_get_attr_size_int): New static function.
3994 (sched_get_opxy_mem_type): New static function.
3995 (m68k_sched_attr_op_mem): Update.
3996 (m68k_sched_attr_type2): Remove.
3997 (sched_cfv4_bypass_data): New static variable.
3998 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
3999 (m68k_sched_issue_rate): Implement scheduler hook.
4000 (struct _sched_ib: enabled_p): New field.
4001 (m68k_sched_variable_issue): Update. Handle V4.
4002 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
4003 sched_dump_class_func_t, sched_dump_split_class,
4004 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
4005 sched_dump_dfa_class, m68k_sched_dump): Remove.
4006 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
4008 (m68k_sched_init_global): Remove statisctics dumping, introduce
4009 sanity check that all instructions have pipeline reservations. Handle
4011 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4012 Handle ColdFire V4 core.
4013 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
4014 New static functions.
4015 (m68k_sched_address_bypass_p): New bypass predicate.
4016 (sched_get_indexed_address_scale): New static function.
4017 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
4019 * cf.md: Update comments.
4020 (define_attr type2): Remove. Use 'type' attribute instead.
4022 (cf_ib): Rename to cfv123_ib. Update all uses.
4023 (cf_oep): Rename to cfv123_oep. Update all uses.
4024 (cf_chr): Rename to cfv123_chr. Update all uses.
4025 (cf_mem): Rename to cfv123_mem. Update all uses.
4026 (cf_mac): Move to more appropriate place.
4027 (cfv123_guess): New automaton and cpu_unit.
4028 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
4029 Update uses of 'size' attribute. Handle before reload scheduling.
4030 (cfv123_guess): New dummy reservation for unhandled instructions.
4031 (cfv4_*): Pipeline description of ColdFire V4 core.
4032 (ignore): New reservation to handle 'ignore' type.
4034 2008-05-07 Ian Lance Taylor <iant@google.com>
4037 * gimplify.c (find_single_pointer_decl_1): Don't look through
4039 (find_single_pointer_decl): Adjust comments.
4041 2008-05-07 Jakub Jelinek <jakub@redhat.com>
4044 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
4045 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
4048 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
4049 integral type rather than floating point, then VIEW_CONVERT_EXPR
4050 to the floating point type.
4052 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4054 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
4055 TFmode op0 to register.
4057 2008-05-07 Alan Modra <amodra@bigpond.net.au>
4059 * c-decl.c (grokdeclarator): Comment typo.
4061 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
4063 * tree-flow.h: Remove prototype for computed_goto_p.
4064 * tree-cfg.c (computed_goto_p): Make static.
4066 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
4069 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
4070 (contains_aligned_value_p): This. Handle _Decimal128.
4071 (ix86_function_arg_boundary): Only align _Decimal128 to its
4072 natural boundary and handle it properly.
4074 2008-05-06 Martin Jambor <mjambor@suse.cz>
4076 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
4077 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
4078 (ipcp_method_set_orig_node): Removed.
4079 (ipcp_cval_get_cvalue_type): Removed.
4080 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
4081 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
4082 (ipcp_cval_set_cvalue_type): Removed.
4083 (ipcp_cval_get_cvalue): Removed.
4084 (ipcp_cval_set_cvalue): Removed.
4085 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
4086 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
4087 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
4088 (ipcp_cval_meet): Renamed to ipa_lattice_meet
4089 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
4090 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
4091 (ipcp_get_ith_lattice): Changed parameters.
4092 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
4093 (ipcp_lattice_from_jfunc): Changed parameters.
4094 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
4095 (ipcp_method_cval_print): Added temporary variable info.
4096 (ipcp_redirect): Removed already unused local variable caller.
4097 (ipcp_redirect): New temporary variable orig_callee_info
4098 (ipcp_redirect): Removed newly unused local variable callee.
4099 (ipcp_redirect): Removed (a bit confusing) local variable type.
4100 (ipcp_insert_stage): Added local variable info.
4101 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
4103 (ipcp_formal_create): Removed.
4104 (ipcp_method_cval_set): Removed.
4105 (ipcp_propagate_stage): Renamed lattice variables.
4106 (ipcp_method_cval_set_cvalue_type): Removed.
4107 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
4108 (ipcp_print_all_lattices): Changed printed strings to refer to
4109 lattices rather than cvals.
4110 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
4111 (ipcp_propagate_const): Changed formal parameters.
4112 (build_const_val): Changed formal parameters.
4113 (ipcp_insert_stage): Removed useless variable cvalue
4114 (build_const_val): Changed formal parameters.
4115 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
4116 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
4117 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
4118 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
4119 (ipcp_print_func_profile_counts): Changed string from "method" to
4121 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
4122 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
4123 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
4124 (ipcp_structures_print): Renamed to ipcp_print_all_structures
4125 (ipcp_profile_print): Renamed to ipcp_print_profile_data
4126 (ipcp_lat_is_const): Changed parameters and made inline.
4127 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
4128 (ipcp_redirect): Renamed to ipcp_need_redirect_p
4129 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
4130 the predicate condition directly
4131 (ipcp_propagate_stage): Added local variable args. Removed local
4132 variable callee. (Both are mere code simplifications.)
4133 (ipcp_method_dont_insert_const): Renamed to
4134 ipcp_node_not_modifiable_p.
4135 (ipcp_node_not_modifiable_p): Made inline.
4136 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
4137 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
4138 (ipcp_print_all_lattices): Removed variable cvalue
4139 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
4142 2008-05-06 Olivier Hainque <hainque@adacore.com>
4144 * tree-sra.c (try_instantiate_multiple_fields): Early return
4145 if field has POINTER_TYPE.
4147 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
4149 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
4150 by using 'q' specifier for instruction.
4151 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
4153 2008-05-06 Anatoly Sokolov <aesok@post.ru>
4155 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4156 Change mode of zero_extract from QImode to HImode.
4157 (sign bit tests peepholes): (Ditto.).
4159 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
4161 * config/i386/mmx.md: Remove double backslashes from asm templates.
4162 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
4163 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4164 to handle nonimmediate operands.
4165 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
4166 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4167 to handle nonimmediate operands.
4168 (*mmx_<code>v2sf3_finite): New insn pattern.
4169 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
4170 (mmx_<code>v2sf3): New expander. Use
4171 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4172 (mmx_<plusminus_insn><mode>3): New expander. Use
4173 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4174 (*mmx_<plusminus_insn><mode>3): New insn pattern.
4175 (mmx_add<mode>3): Removed.
4176 (mmx_ssadd<mode>3): Ditto.
4177 (mmx_usadd<mode>3): Ditto.
4178 (mmx_sub<mode>3): Ditto.
4179 (mmx_sssub<mode>3): Ditto.
4180 (mmx_ussub<mode>3): Ditto.
4181 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
4182 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
4183 to handle nonimmediate operands.
4184 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
4186 (mmx_smulv4hi3_highpart): New expander. Use
4187 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4188 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
4190 (mmx_umulv4hi3_highpart): New expander. Use
4191 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4192 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
4193 (mmx_<code>v4hi3): New expander. Use
4194 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4195 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
4196 (mmx_<code>v8qi3): New expander. Use
4197 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4198 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
4199 (mmx_<code><mode>3): New expander. Use
4200 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4202 2008-05-05 Jan Hubicka <jh@suse.cz>
4204 PR tree-optimization/36118
4205 * passes.c (pass_init_dump_file): Fix dump header.
4207 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4210 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
4211 VCE for function decls.
4213 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
4215 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
4217 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
4219 * config/i386/i386.md (sat_plusminus): New.
4220 (plusminus_insn): Likewise.
4221 (plusminus_mnemonic): Likewise.
4223 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
4224 (*<addsub><mode>3_cc_overflow): Renamed to ...
4225 (*<plusminus_insn><mode>3_cc_overflow): This.
4226 (*<addsub>si3_zext_cc_overflow): Renamed to ...
4227 (*<plusminus_insn>si3_zext_cc_overflow): This.
4229 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
4230 (<plusminus_insn><mode>3): This.
4231 (*<addsub><mode>3): Renamed to ...
4232 (*<plusminus_insn><mode>3): This.
4233 (<sse>_vm<addsub><mode>3): Renamed to ...
4234 (<sse>_vm<plusminus_insn><mode>3): This.
4235 (sse3_h<addsub>v4sf3): Renamed to ...
4236 (sse3_h<plusminus_insn>v4sf3): This.
4237 (sse3_h<addsub>v2df3): Renamed to ...
4238 (sse3_h<plusminus_insn>v2df3): This.
4239 (<plusminus_insn><mode>3): New.
4240 (*<plusminus_insn><mode>3): Likewise.
4241 (sse2_<plusminus_insn><mode>3): Likewise.
4242 (add<mode>): Removed.
4243 (*add<mode>3): Likewise.
4244 (sse2_ssadd<mode>3): Likewise.
4245 (sse2_usadd<mode>3): Likewise.
4246 (sub<mode>3): Likewise.
4247 (*sub<mode>3): Likewise.
4248 (sse2_sssub<mode>3): Likewise.
4249 (sse2_ussub<mode>3): Likewise.
4251 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
4253 * gthr-single.h: Add in required interface elements as per gthr.h.
4254 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
4255 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
4256 Generalize UNUSED macro.
4257 (__gthread_once): Add.
4258 (__gthread_key_create): Add.
4259 (__gthread_key_delete): Add.
4260 (__gthread_getspecific): Add.
4261 (__gthread_setspecific): Add.
4263 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
4265 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
4266 the same size types for the indirect reference on the rhs, then
4269 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
4271 * config/i386/i386.md
4272 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
4273 one insn template instead of template series.
4274 (*xordi_1_rex64): Ditto.
4275 (*xordi_2_rex64): Ditto.
4277 2008-05-05 Ira Rosen <irar@il.ibm.com>
4279 PR tree-optimization/36119
4280 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
4283 2008-06-04 Jan Hubicka <jh@suse.cz>
4285 tree-optimization/36100
4286 * tree-pass.h (pass_O0_always_inline): Declare.
4287 * ipa-inline.c (inline_transform): Remove dead code.
4288 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
4289 pass_O0_always_inline): New.
4290 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
4292 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
4294 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
4295 mnemonic in this_param move for TARGET_64BIT.
4297 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
4299 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
4300 (*strmovsi_rex_1): Ditto.
4301 (*strsetsi_1): Ditto.
4302 (*strsetsi_rex_1): Ditto.
4304 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
4305 adddicc expanders using SWI mode iterator.
4307 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
4310 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
4313 2008-05-04 David S. Miller <davem@davemloft.net>
4315 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
4316 (sparc*-*-linux*): Use linux.h in tm_file.
4317 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
4318 compiler defaulting to 32-bit.
4319 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
4321 * config/sparc/linux.h: Remove definitions now obtained
4322 properly from linux.h
4323 * config/sparc/linux64.h: Likewise.
4324 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
4325 don't want this setting for 32-bit builds in a biarch compiler.
4326 * doc/install.texi: Add sparc-linux to list of targets
4327 supporting --enable-targets=all.
4329 2008-05-03 Andrew Pinski <pinskia@gmail.com>
4331 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
4333 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
4335 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
4336 after V4SI_FTYPE_V8HI.
4337 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
4338 case V4SI_FTYPE_V2DF.
4340 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
4342 * doc/invoke.texi (max-flow-memory-locations): Removed.
4343 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
4345 2008-05-03 Richard Guenther <rguenther@suse.de>
4348 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
4350 2008-05-02 David S. Miller <davem@davemloft.net>
4352 * config.gcc (need_64bit_hwint): Document libcpp dependency.
4354 2008-05-02 Simon Baldwin <simonb@google.com>
4357 * c-common.h (warn_array_subscript_range): Removed.
4358 * c-common.c (warn_array_subscript_range): Ditto.
4359 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
4360 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
4362 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
4364 * config/i386/i386.c (ix86_special_builtin_type): New.
4365 (bdesc_special_args): Likewise.
4366 (ix86_expand_special_args_builtin): Likewise.
4367 (ix86_init_mmx_sse_builtins): Updated.
4368 (ix86_expand_builtin): Updated.
4369 (ix86_expand_store_builtin): Removed.
4370 (ix86_expand_unop_builtin): Likewise.
4372 * config/i386/mm3dnow.h (__v2sf): Moved to ...
4373 * config/i386/mmintrin.h (__v2sf): Here.
4375 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
4377 (_mm_loadl_pi): Likewise.
4378 (_mm_storeh_pi): Replace __v2si with __v2sf.
4379 (_mm_storel_pi): Likewise.
4381 * doc/extend.texi: Correct __builtin_ia32_loadhps,
4382 __builtin_ia32_loadlps, __builtin_ia32_storehps,
4383 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
4384 __builtin_ia32_loadlpd.
4386 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
4388 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
4389 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
4390 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
4391 (ix86_init_mmx_sse_builtins): Updated.
4392 (ix86_expand_args_builtin): Likewise.
4393 (ix86_expand_builtin): Likewise.
4394 (ix86_expand_unop1_builtin): Renamed to ...
4395 (ix86_expand_unop_vec_merge_builtin): This.
4397 2008-05-01 Jan Hubicka <jh@suse.cz>
4400 * ipa-inline.c (inline_generate_summary): Make static.
4401 (inline_transform): Do not call inlining at -O0; make static.
4402 * passes.c (execute_todo): Add sanity check.
4403 (execute_one_ipa_transform_pass): Execute proper flags.
4405 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
4407 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
4408 (DECL_NONADDRESSABLE_P): Likewise.
4409 * alias.c (record_component_aliases): Fix comment.
4411 2008-05-01 Simon Baldwin <simonb@google.com>
4413 * c-common.h (warn_array_subscript_range): New function.
4414 * c-common.c (warn_array_subscript_range): Ditto.
4415 * tree-vrp.c (check_array_ref): Corrected code to agree with
4416 comment, ignoring only arrays of size 0 or size 1.
4417 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
4419 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4421 * config/i386/i386.c (ix86_builtin_type): Replace
4422 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
4423 (bdesc_args): Updated.
4424 (ix86_init_mmx_sse_builtins): Likewise.
4425 (ix86_expand_args_builtin): Likewise.
4427 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
4430 * doc/extend.texi: Correct __builtin_ia32_palignr.
4432 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4435 * config/i386/i386.c (bdesc_crc32): Removed.
4436 (ix86_expand_crc32): Likewise.
4437 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
4438 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
4439 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
4440 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
4441 UINT_FTYPE_UINT_UCHAR.
4442 (bdesc_args): Updated. Add crc32 builtins.
4443 (ix86_init_mmx_sse_builtins): Updated.
4444 (ix86_expand_args_builtin): Updated to support subreg.
4446 * doc/extend.texi: Correct __builtin_ia32_crc32di.
4448 2008-05-01 Jan Hubicka <jh@suse.cz>
4450 * tree-pass.h (opt_pass): Add IPA_PASS.
4451 (varpool_node, cgraph_node): Forward declare.
4452 (ipa_opt_pass): Define.
4453 (pass_ipa_inline): Turn into ipa_opt_pass.
4454 (pass_apply_inline): Remove.
4455 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
4456 (apply_inline): Turn into ....
4457 (inline_transform): ... this one.
4458 (inline_generate_summary): New function.
4459 (pass_apply_inline): Remove.
4460 * function.h (ipa_opt_pass): Forward declare structure; typedef;
4462 (struct function): Add ipa_transforms_to_apply.
4463 * passes.c (register_one_dump_file): Work on IPA_PASS.
4464 (init_optimization_passes): Remove pass_inline_parameters and
4466 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
4467 (execute_one_pass) ... here; apply transforms when possible.
4468 (add_ipa_transform_pass, execute_ipa_summary_asses,
4469 execute_one_ipa_transform_pass): New.
4470 (execute_ipa_pass_list): Update for IPA_PASS type.
4472 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4474 * config/i386/i386.c (ix86_builtin_type): Add
4475 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
4476 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
4477 (bdesc_args): Add SSE4a builtins.
4478 (ix86_init_mmx_sse_builtins): Updated.
4479 (ix86_expand_args_builtin): Likewise.
4480 (ix86_expand_builtin): Likewise.
4482 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4484 * config/i386/i386.c (ix86_builtin_type): Add
4485 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
4486 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
4487 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
4488 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
4489 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
4490 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
4491 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
4492 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
4493 and DI_FTYPE_DI_DI_INT.
4494 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
4495 (ix86_init_mmx_sse_builtins): Updated.
4496 (ix86_expand_args_builtin): Likewise.
4497 (ix86_expand_builtin): Likewise.
4498 (ix86_expand_binop_imm_builtin): Removed.
4500 * doc/extend.texi: Correct __builtin_ia32_palignr128.
4502 2008-04-30 Richard Guenther <rguenther@suse.de>
4504 PR tree-optimization/32921
4505 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
4507 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
4509 * config/arm/arm.c (arm_unwind_emit): Use
4510 crtl->all_throwers_are_sibcalls instead of
4511 cfun->all_throwers_are_sibcalls.
4512 (arm_output_fn_unwind): Likewise.
4513 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
4514 instead of cfun->uses_pic_offset_table.
4515 (frv_expand_prologue): Likewise.
4516 (frv_frame_pointer_required): Likewise.
4517 (frv_expand_fdpic_call): Likewise.
4518 (frv_emit_movsi): Likewise.
4519 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
4520 cfun->returns_pcc_struct instead of
4521 current_function_returns_pcc_struct.
4522 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
4523 instead of cfun->calls_eh_return.
4524 (m32c_pushm_popm): Likewise.
4525 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
4526 "extern" declaration.
4528 2008-04-30 Richard Guenther <rguenther@suse.de>
4530 PR tree-optimization/21636
4531 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
4533 (evaluate_stmt): Print the likely value.
4534 (ccp_visit_stmt): Avoid excessive vertical spacing.
4536 2008-04-30 Rafael Espindola <espindola@google.com>
4538 * builtins.c (fold_call_expr): Return realret.
4539 * tree-ssa-threadedge.c
4540 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
4541 __builtin_object_size.
4543 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
4545 * gcc.c (wrapper_string): New variable.
4546 (insert_wrapper): New function.
4547 (execute): New option -wrapper.
4548 * doc/invoke.texi (Overall Options): New driver option -wrapper.
4550 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
4552 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
4553 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
4554 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
4556 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
4557 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
4558 config/rs6000/e500crtres64gprctr.asm,
4559 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
4560 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
4561 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
4562 config/rs6000/e500crtsav64gprctr.asm,
4563 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
4564 config/rs6000/e500crtsavg64gprctr.asm: New files.
4565 * config/rs6000/t-ppccomm: Add build rules for new files.
4566 (LIB2FUNCS_STATIC_EXTRA): Add new files.
4567 * config/rs6000/t-netbsd: Add build rules for new files.
4568 (LIB2FUNCS_STATIC_EXTRA): New variable.
4569 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
4570 (CRTSAVRES_DEFAULT_SPEC): Likewise.
4571 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
4573 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
4575 * config/i386/i386.c (ix86_builtin_type): Add
4576 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
4577 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
4578 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
4579 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
4580 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
4581 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
4582 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
4583 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
4584 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
4585 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
4586 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
4587 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
4588 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
4589 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
4590 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
4591 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
4592 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
4593 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
4594 V1DI_FTYPE_V2SI_V2SI.
4595 (bdesc_2arg): Moved to ...
4597 (ix86_init_mmx_sse_builtins): Updated.
4598 (ix86_expand_args_builtin): Updated. Take a pointer
4599 to const struct builtin_description. Handle comparison
4601 (ix86_expand_sse_compare): Take a new argument for swapping operands.
4602 (ix86_expand_builtin): Updated.
4604 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
4605 (ssse3_pmaddubsw128): This.
4606 (ssse3_pmaddubswv4hi3): Renamed to ...
4607 (ssse3_pmaddubsw): This.
4609 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
4610 (__builtin_ia32_packssdw128): Likewise.
4611 (__builtin_ia32_packuswb128): Likewise.
4612 (__builtin_ia32_pmaddubsw): Likewise.
4613 (__builtin_ia32_pmaddubsw128): Likewise.
4615 2008-04-30 Richard Guenther <rguenther@suse.de>
4617 PR tree-optimization/14847
4618 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
4619 (recognize_bits_test): Use it.
4620 (recognize_single_bit_test): Likewise.
4622 2008-04-30 Martin Jambor <mjambor@suse.cz>
4624 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
4625 instead of setting number of formal parameters to zero.
4626 (ipcp_init_stage): Do not set the number of actual parameters to zero
4628 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
4629 which are called with variable number of arguments.
4630 (ipcp_insert_stage): Explicitely skipping all nodes which are
4631 called with variable number of arguments.
4632 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
4633 number of parameters.
4635 * ipa-prop.h (struct ipa_node_params): Added flag
4636 called_with_var_arguments
4637 (ipa_set_param_count): Added. Changed sole setter to use it.
4638 (ipa_get_param_count): Added. All readers of param_count
4639 converted to use it instead.
4640 (ipa_set_called_with_variable_arg): Added.
4641 (ipa_is_called_with_var_arguments): Added.
4642 (ipa_get_ith_param): Added. All readers of param_decls converted
4644 (ipa_set_cs_argument_count): Added, sole writer to argument_count
4646 (ipa_get_cs_argument_count): Added, all readers of argument_count
4648 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
4651 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
4652 (struct ipcp_lattice): Renamed cval_type to type
4653 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
4655 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
4656 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
4657 (ipcp_insert_stage): Changed the type of variable cvalue to tree
4658 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
4659 (build_const_val): Changed the type of parameter cvalue to tree
4660 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
4661 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
4663 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
4666 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
4667 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
4668 (ipa_add_method): Renamed to ipa_push_func_to_list
4669 (ipa_remove_method): Renamed to ipa_pop_func_from_list
4670 (ipa_callsite_param_count): Removed.
4671 (ipa_callsite_param_count_set): Removed.
4672 (ipa_callsite_param): Removed.
4673 (ipa_callsite_callee): Removed.
4674 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
4675 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
4676 (ipa_method_formal_count): Removed.
4677 (ipa_method_formal_count_set): Removed.
4678 (ipa_method_get_tree): Removed.
4679 (ipa_method_tree_map_create): Removed.
4680 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
4681 (ipa_create_param_decls_array): Creates the array itself
4682 (ipa_create_param_decls_array): Temporary variable info instead of
4684 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
4685 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
4686 (get_type): Removed.
4687 (ipa_jf_get_info_type): Removed.
4688 (ipa_node_create): Renamed to ipa_create_node_params
4689 (ipa_free): Renamed to ipa_free_all_node_params
4690 (ipa_nodes_create): Renamed to ipa_create_all_node_params
4691 (ipa_edges_create): Renamed to ipa_create_all_edge_args
4692 (ipa_edges_free): Renamed to ipa_free_all_edge_args
4693 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
4694 (ipa_free_all_node_params): Deallocation to jump_functions moved to
4695 ipa_free_all_edge_args
4696 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
4697 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
4698 (ipa_create_methodlist_node): Removed.
4699 (ipa_methodlist_method): Removed.
4700 (ipa_methodlist_method_set): Removed.
4701 (ipa_methodlist_next_method): Removed.
4702 (ipa_methodlist_next_method_set): Removed.
4703 (ipa_method_is_modified): Removed.
4704 (ipa_method_modify_create): Removed.
4705 (ipa_method_modify_init): Temporary variable info instead of a few
4707 (ipa_detect_param_modifications): Temporary variable info instead of
4709 (ipa_compute_jump_functions): Temporary variable info instead of
4711 (ipa_method_modify_set): Removed.
4712 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
4713 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
4714 than craph_node as the first parameter.
4715 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
4716 (ipa_method_modify_init): Removed.
4717 (ipa_compute_jump_functions): Added a temp variable instead of
4718 repeatadly dereferencing the cgraph_edge.aux pointer
4719 (ipa_callsite_param_set_type): Removed.
4720 (ipa_compute_jump_functions): i renamed to index and moved to
4722 (ipa_callsite_param_set_info_type_formal): Removed.
4723 (ipa_callsite_param_set_info_type): Removed.
4724 (ipa_callsite_param_map_create): Removed.
4725 (ipa_callsite_tree): Removed.
4726 (ipa_callsite_caller): Removed.
4727 (ipa_pop_func_from_list): return_method removed to return_func
4729 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
4730 prefixed all values with IPA_. Changed all users.
4731 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
4732 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
4733 and FORMAL_IPATYPE IPA_PASS_THROUGH.
4734 (union parameter_info): Renamed to jump_func_value.
4735 (union jump_func_value): Renamed value to constant
4736 (struct ipa_jump_func): Renamed info_type to value
4737 (struct ipa_node): Renamed to ipa_node_params
4738 (struct ipa_node_params): Renamed ipa_arg_num to param_count
4739 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
4740 (struct ipa_node_params): Renamed ipa_mod to modified_flags
4741 (struct ipa_edge): Renamed to ipa_edge_args
4742 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
4743 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
4744 (struct ipa_methodlist): Renamed to ipa_func_list
4745 (struct ipa_func_list): method_p renamed to node, next_method
4747 (ipa_methodlist_p): Removed, switched all users to struct pointer
4748 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
4750 2008-04-30 Alan Modra <amodra@bigpond.net.au>
4752 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
4753 (rs6000_emit_epilogue): Use backchain to restore only when we
4754 have a large frame. Make use of frame pointer to restore if we
4755 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
4757 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
4759 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4760 Add mode to zero_extract.
4761 (sign bit tests peepholes): (Ditto.).
4763 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
4765 * config/i386/i386.c (ix86_builtins): Replace Prescott New
4766 Instructions in comments with SSE3.
4767 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
4768 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
4769 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
4770 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
4771 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
4772 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
4773 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
4774 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
4775 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
4776 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
4777 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
4778 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
4779 (bdesc_sse_args): Renamed to ...
4780 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
4781 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
4782 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
4784 (bdesc_1arg): Moved to ...
4786 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
4787 Instructions in comments with SSE3.
4788 (ix86_expand_sse_operands_builtin): Renamed to ...
4789 (ix86_expand_args_builtin): This. Updated.
4790 (ix86_expand_unop1_builtin): Update comments.
4791 (ix86_expand_builtin): Updated.
4793 2008-04-29 Richard Guenther <rguenther@suse.de>
4795 PR tree-optimization/36078
4796 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
4797 Update virtual SSA form after cleaning up the CFG.
4799 2008-04-29 Richard Guenther <rguenther@suse.de>
4802 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
4804 2008-04-29 Richard Guenther <rguenther@suse.de>
4806 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
4807 (compute_may_aliases): Do not call finalize_ref_all_pointers.
4808 (compute_flow_insensitive_aliasing): Do not treat
4809 PTR_IS_REF_ALL pointers special.
4810 (get_smt_for): Likewise.
4811 (may_alias_p): Re-structure.
4812 (is_escape_site): A ref-all pointer conversion is not an escape site.
4813 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
4814 PTR_IS_REF_ALL pointers special.
4815 * tree-ssa-structalias.h (struct alias_info): Remove
4816 ref_all_symbol_mem_tag field.
4817 (PTR_IS_REF_ALL): Remove.
4819 2008-04-29 Richard Guenther <rguenther@suse.de>
4822 * fold-const.c (extract_muldiv_1): In combining division constants
4823 make sure to never overflow.
4825 2008-04-29 Nick Clifton <nickc@redhat.com>
4827 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
4829 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4832 * optc-gen.awk: Work around HP-UX/IA awk bug.
4834 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
4836 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
4839 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4842 * config/i386/i386.md
4843 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
4844 Change operand 1 predicate to nonimmediate_operand.
4846 2008-04-28 Jakub Jelinek <jakub@redhat.com>
4849 * dwarf2out.c (struct die_struct): Mark as chain_circular through
4851 * gengtype.c (walk_type, write_func_for_structure): Handle
4853 * doc/gty.texi: Document chain_circular.
4855 2008-04-28 Richard Guenther <rguenther@suse.de>
4857 PR tree-optimization/36066
4858 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
4861 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4864 * config/i386/i386.md
4865 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
4866 Use match_scratch instead of match_operand for operands 3 and 4.
4868 2008-04-27 Richard Guenther <rguenther@suse.de>
4870 PR tree-optimization/18754
4871 PR tree-optimization/34223
4872 * tree-pass.h (pass_complete_unrolli): Declare.
4873 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
4874 loop size before and after unconditionally of UL_NO_GROWTH in effect.
4875 Rewrite loop into loop closed SSA form if it is not already.
4876 (tree_unroll_loops_completely): Re-structure to iterate over
4877 innermost loops with intermediate CFG cleanups.
4878 Unroll outermost loops only if requested or the code does not grow
4880 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
4881 loops are available.
4882 (tree_vectorize): Instead do so here.
4883 (tree_complete_unroll): Also unroll outermost loops.
4884 (tree_complete_unroll_inner): New function.
4885 (gate_tree_complete_unroll_inner): Likewise.
4886 (pass_complete_unrolli): New pass.
4887 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
4888 uses outside of the loop.
4889 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
4890 form if it is available.
4891 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
4892 * passes.c (init_optimization_passes): Schedule complete inner
4893 loop unrolling pass before the first CCP pass after final inlining.
4895 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
4897 * targhooks.h (default_emutls_var_fields,
4898 default_emutls_var_init): Declare.
4899 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
4900 * target.h (struct gcc_target): Add struct emutls member.
4901 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
4902 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
4903 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
4904 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
4905 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
4906 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
4907 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
4908 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
4909 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
4910 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
4911 emit debug information.
4912 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
4913 * varasm.c: Include targhooks.h.
4914 (emutls_object_section, emutls_tmpl_section): New.
4915 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
4916 (EMUTLS_SEPARATOR): New.
4918 (get_emutls_object_name): New.
4919 (default_emutls_var_fields): New, broken out of ...
4920 (get_emutls_object_type): ... here. Adjust to use target hooks.
4921 (get_emutls_init_templ_addr): Adjust to use target hooks.
4922 (emutls_decl): Adjust to use target hooks.
4923 (emutls_finish): Likewise.
4924 (default_emutls_var_init): New, broken out of ...
4925 (assemble_variable): ... here. Adjust to use target hooks.
4926 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
4928 * c-common.c (handle_section_attribute): Prevent overriding
4929 sections for emulated tls with special sections.
4930 * config/i386/i386.c (x86_64_elf_select_section): Add
4931 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
4932 (x86_64_elf_unique_section): Likewise.
4933 * config/vxworks.c: Include tree.h.
4934 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
4935 (vxworks_override_options): Set TLS scheme.
4936 * doc/tm.texi (Emulated TLS): New node.
4938 2008-04-26 Simon Baldwin <simonb@google.com>
4941 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
4942 with propagated string constants.
4944 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
4946 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
4947 constraint for operand 2 when operand 0 is memory operand.
4948 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
4949 operand 0 is memory operand.
4950 (fix_trunc<mode>_i387_with_temp): Ditto.
4951 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
4952 operand 2 when operand 1 is memory operand.
4953 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
4954 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
4955 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
4956 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
4957 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
4958 operands 2,3 and 4 when operand 1 is memory operand.
4959 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
4961 (fistdi2_floor_with_temp): Ditto.
4962 (fist<mode>2_floor_with_temp): Ditto.
4963 (fistdi2_ceil_with_temp): Ditto.
4964 (fist<mode>2_ceil_with_temp): Ditto.
4965 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
4967 2008-04-26 David Daney <ddaney@avtrex.com>
4969 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
4971 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
4972 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4973 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4974 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
4975 (compare_and_swap_12): New insn.
4976 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
4977 * config/mips/mips.c (mips_force_binary): New function.
4978 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
4979 (mips_expand_compare_and_swap_12): New function.
4980 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
4982 2008-04-25 Jan Hubicka <jh@suse.cz>
4985 * cfgexpand.c (pass_expand): Turn into RTL pass.
4986 * passes.c (execute_one_pass): Do pass typechecking after execution.
4987 * tree-pass.h (pass_expand): Turn into RTL pass.
4989 * function.h (struct rtl_data): Move here fields
4990 accesses_prior_frames, calls_eh_return, saves_all_registers,
4991 has_nonlocal_goto, has_asm_statement, is_thunk,
4992 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
4993 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
4994 arg_pointer_save_area_init from struct function; turn into bool.
4995 (struct function): Move
4996 calls_eh_return, saves_all_registers, has_nonlocal_goto,
4997 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
4998 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
4999 tail_call_emit, arg_pointer_save_area_init
5000 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
5001 (current_function_returns_struct, current_function_returns_pcc_struct,
5002 current_function_calls_setjmp, current_function_calls_alloca,
5003 current_function_accesses_prior_frames,
5004 current_function_calls_eh_return, current_function_is_thunk,
5005 current_function_stdarg, current_function_profile,
5006 current_function_limit_stack, current_function_uses_pic_offset_table,
5007 current_function_uses_const_pool, current_function_has_nonlocal_label,
5008 current_function_saves_all_registers,
5009 current_function_has_nonlocal_goto,
5010 current_function_has_asm_statement): Remove accesor macros.
5011 * ra-conflict.c (global_conflicts): Update.
5012 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
5013 (suitable_for_tail_call_opt_p): Update.
5014 * builtins.c (expand_builtin_return_addr): Update.
5015 (expand_builtin_setjmp_setup): Update.
5016 (expand_builtin_nonlocal_goto): Update.
5017 * final.c (final_start_function): Update.
5018 (profile_function): Update.
5019 (leaf_function_p): Update.
5020 (only_leaf_regs_used): Update.
5021 * df-scan.c (df_get_exit_block_use_set): Update.
5022 * dojump.c (clear_pending_stack_adjust): Update.
5023 * tree-stdarg.c (gate_optimize_stdarg): Update.
5024 * gimple-low.c (lower_function_body): Update.
5025 * global.c (compute_regsets): Update.
5026 (global_alloc): Update.
5027 * dwarf2out.c (dwarf2out_begin_prologue): Update.
5028 * expr.c (expand_assignment): Update.
5029 * dse.c (dse_step0): Update.
5030 (dse_step1): Update.
5031 * c-decl.c (store_parm_decls): Update.
5032 * local-alloc.c (combine_regs): Update.
5033 (find_free_reg): Update.
5034 * function.c (assign_parms_augmented_arg_list): Update.
5035 (assign_parm_find_data_types): Update.
5036 (assign_parms): Update.
5037 (allocate_struct_function): Update.
5038 (expand_function_start): Update.
5039 (expand_function_end): Update.
5040 (get_arg_pointer_save_area): Update.
5041 (thread_prologue_and_epilogue_insns): Update.
5042 (rest_of_match_asm_constraints): Update.
5043 * stor-layout.c (variable_size): Update.
5044 * gcse.c (gcse_main): Update.
5045 (bypass_jumps): Update.
5046 * gimplify.c (gimplify_function_tree): Update.
5047 * calls.c (emit_call_1): Update.
5048 (expand_call): Update.
5049 * bt-load.c (compute_defs_uses_and_gen): Update.
5050 * except.c (sjlj_assign_call_site_values): Update.
5051 (sjlj_emit_function_enter): Update.
5052 (can_throw_external): Update.
5053 (set_nothrow_function_flags): Update.
5054 (expand_builtin_unwind_init): Update.
5055 (expand_eh_return): Update.
5056 (convert_to_eh_region_ranges): Update.
5057 (output_function_exception_table): Update.
5058 * emit-rtl.c (gen_tmp_stack_mem): Update.
5059 * cfgexpand.c (expand_used_vars): Update.
5060 (tree_expand_cfg): Update.
5061 * cfgcleanup.c (rest_of_handle_jump): Update.
5062 * explow.c (allocate_dynamic_stack_space): Update.
5063 * varasm.c (assemble_start_function): Update.
5064 (force_const_mem): Update.
5065 (mark_constant_pool): Update.
5066 * tree-optimize.c (tree_rest_of_compilation): Update.
5067 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
5068 * tree-cfg.c (notice_special_calls): Update.
5069 (is_ctrl_altering_stmt): Update.
5070 (tree_can_make_abnormal_goto): Update.
5071 (tree_purge_dead_abnormal_call_edges): Update.
5072 * config/alpha/predicates.md: Update.
5073 * config/alpha/alpha.c (alpha_sa_mask): Update.
5074 (alpha_sa_size): Update.
5075 (alpha_does_function_need_gp): Update.
5076 (alpha_expand_prologue): Update.
5077 (alpha_start_function): Update.
5078 (alpha_output_function_end_prologue): Update.
5079 (alpha_expand_epilogue): Update.
5080 * config/frv/frv.c (frv_stack_info): Update.
5081 (frv_expand_epilogue): Update.
5082 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
5083 (s390_register_info): Update.
5084 (s390_frame_info): Update.
5085 (s390_init_frame_layout): Update.
5086 (s390_can_eliminate): Update.
5087 (save_gprs): Update.
5088 * config/spu/spu.c (spu_split_immediate): Update.
5089 (need_to_save_reg): Update.
5090 (spu_expand_prologue): Update.
5091 (spu_expand_epilogue): Update.
5092 * config/sparc/sparc.md: Update.
5093 * config/sparc/sparc.c (eligible_for_return_delay): Update.
5094 (sparc_tls_got): Update.
5095 (legitimize_pic_address): Update.
5096 (sparc_emit_call_insn): Update.
5097 (sparc_expand_prologue): Update.
5098 (output_return): Update.
5099 (print_operand): Update.
5100 (sparc_function_ok_for_sibcall): Update.
5101 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
5102 * config/m32r/m32r.md: Update.
5103 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
5104 (m32r_compute_frame_size): Update.
5105 (m32r_expand_prologue): Update.
5106 (m32r_expand_epilogue): Update.
5107 (m32r_legitimize_pic_address): Update.
5108 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
5109 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
5110 * config/i386/i386.c (ix86_frame_pointer_required): Update.
5112 (ix86_save_reg): Update.
5113 (ix86_compute_frame_layout): Update.
5114 (ix86_expand_prologue): Update.
5115 (ix86_expand_epilogue): Update.
5116 * config/sh/sh.c (output_stack_adjust): Update.
5117 (calc_live_regs): Update.
5118 (sh5_schedule_saves): Update.
5119 (sh_expand_prologue): Update.
5120 (sh_expand_epilogue): Update.
5121 (sh_setup_incoming_varargs): Update.
5122 (sh_allocate_initial_value): Update.
5123 (sh_get_pr_initial_val): Update.
5124 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
5125 * config/sh/sh.md (label:): Update.
5126 * config/avr/avr.c (out_movhi_mr_r): Update.
5127 * config/crx/crx.h (enum): Update.
5128 * config/xtensa/xtensa.h (along): Update.
5129 * config/stormy16/stormy16.c Update.
5130 (xstormy16_compute_stack_layout): Update.
5131 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
5132 (fr30_expand_prologue): Update.
5133 * config/cris/cris.c (cris_conditional_register_usage): Update.
5134 (cris_reg_saved_in_regsave_area): Update.
5135 (cris_initial_frame_pointer_offset): Update.
5136 (cris_simple_epilogue): Update.
5137 (cris_expand_prologue): Update.
5138 (cris_expand_epilogue): Update.
5139 (cris_expand_pic_call_address): Update.
5140 (cris_asm_output_symbol_ref): Update.
5141 (cris_asm_output_label_ref): Update.
5142 * config/cris/cris.md Update.
5143 * config/iq2000/iq2000.c (compute_frame_size): Update.
5144 (iq2000_expand_epilogue): Update.
5145 * config/mt/mt.h (save_direction): Update.
5146 * config/mn10300/mn10300.c (mn10300_function_value): Update.
5147 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5148 (ia64_secondary_reload_class): Update.
5149 * config/m68k/m68k.c (m68k_save_reg): Update.
5150 (m68k_expand_prologue): Update.
5151 (m68k_expand_epilogue): Update.
5152 (legitimize_pic_address): Update.
5153 * config/rs6000/rs6000.c (rs6000_got_register): Update.
5154 (first_reg_to_save): Update.
5155 (first_altivec_reg_to_save): Update.
5156 (compute_vrsave_mask): Update.
5157 (compute_save_world_info): Update.
5158 (rs6000_stack_info): Update.
5159 (spe_func_has_64bit_regs_p): Update.
5160 (rs6000_ra_ever_killed): Update.
5161 (rs6000_emit_eh_reg_restore): Update.
5162 (rs6000_emit_allocate_stack): Update.
5163 (rs6000_emit_prologue): Update.
5164 (rs6000_emit_epilogue): Update.
5165 (rs6000_output_function_epilogue): Update.
5166 (output_profile_hook): Update.
5167 (rs6000_elf_declare_function_name): Update.
5168 * config/rs6000/rs6000.h (rs6000_args): Update.
5169 * config/rs6000/rs6000.md: Update.
5170 * config/mcore/mcore.c (mcore_expand_prolog): Update.
5171 * config/arc/arc.c (arc_output_function_epilogue): Update.
5172 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
5173 * config/darwin.c (machopic_function_base_name): Update.
5174 * config/score/score3.c (score3_compute_frame_size): Update.
5177 (score3_epilogue): Update.
5178 * config/score/score7.c (score7_compute_frame_size): Update.
5179 (score7_prologue): Update.
5180 (score7_epilogue): Update.
5181 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
5182 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
5183 * config/arm/arm.c (use_return_insn): Update.
5184 (require_pic_register): Update.
5185 (arm_load_pic_register): Update.
5186 (arm_compute_save_reg0_reg12_mask): Update.
5187 (arm_compute_save_reg_mask): Update.
5188 (thumb1_compute_save_reg_mask): Update.
5189 (output_return_instruction): Update.
5190 (arm_output_function_prologue): Update.
5191 (arm_output_epilogue): Update.
5192 (arm_get_frame_offsets): Update.
5193 (arm_expand_prologue): Update.
5194 (thumb_pushpop): Update.
5195 (thumb_exit): Update.
5196 (thumb1_expand_prologue): Update.
5197 (thumb1_expand_epilogue): Update.
5198 (arm_unwind_emit): Update.
5199 (arm_output_fn_unwind): Update.
5200 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
5201 * config/arm/arm.md: Update.
5202 * config/pa/pa.md: Update.
5203 * config/pa/pa.c (legitimize_pic_address): Update.
5204 (compute_frame_size): Update.
5205 (hppa_expand_prologue): Update.
5206 (hppa_expand_epilogue): Update.
5207 (borx_reg_operand): Update.
5208 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
5209 (HARD_REGNO_RENAME_OK): Update.
5210 * config/mips/mips.c (mips_global_pointer): Update.
5211 (mips_save_reg_p): Update.
5212 (mips_compute_frame_info): Update.
5213 (mips_frame_pointer_required): Update.
5214 (mips_expand_prologue): Update.
5215 (mips_expand_epilogue): Update.
5216 (mips_can_use_return_insn): Update.
5217 (mips_reorg_process_insns): Update.
5218 * config/v850/v850.c (compute_register_save_size): Update.
5219 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
5220 * config/mmix/mmix.c (along): Update.
5221 (mmix_expand_epilogue): Update.
5222 * config/bfin/bfin.c (legitimize_pic_address): Update.
5223 (must_save_p): Update.
5224 (stack_frame_needed_p): Update.
5225 (add_to_reg): Update.
5226 (bfin_expand_prologue): Update.
5227 * stmt.c (expand_asm_operands): Update.
5228 * reload1.c (reload): Update.
5229 (init_elim_table): Update.
5231 2008-04-25 Bob Wilson <bob.wilson@acm.org>
5233 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
5235 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
5237 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
5238 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
5239 (mov<mode>): Removed.
5240 (*movv4sf_internal): Likewise.
5241 (*movv2df_internal): Likewise.
5243 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
5245 * config.gcc (crx-*-elf): Remove deprecation.
5247 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
5249 * config/i386/cygming-crtend.c (register_frame_ctor): Register
5250 __gcc_deregister_frame with atexit.
5251 (deregister_frame_dtor): Remove.
5253 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
5254 Nathan Sidwell <nathan@codesourcery.com>
5256 * config/rs6000/rs6000.opt (mspe): Remove Var property.
5258 * config/rs6000/rs6000.h (rs6000_spe): Declare.
5259 (rs6000_isel): Likewise.
5260 * config/rs6000/rs6000.c (rs6000_spe): New variable.
5261 (rs6000_isel): New variable.
5262 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
5264 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5267 * c-common.c (handle_vector_size_attribute): Call
5268 lang_hooks.types.reconstruct_complex_type instead of
5269 reconstruct_complex_type.
5270 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
5271 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
5272 * langhooks.h (struct lang_hooks_for_types): Add
5273 reconstruct_complex_type hook.
5274 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
5275 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
5277 2008-04-24 Richard Guenther <rguenther@suse.de>
5279 * c-common.h (check_builtin_function_arguments): Declare.
5280 * c-common.c (validate_nargs): New function.
5281 (check_builtin_function_arguments): Likewise.
5282 * c-typeck.c (build_function_call): Call
5283 check_builtin_function_arguments.
5284 * builtins.c (fold_builtin_classify): Remove error reporting code.
5285 (fold_builtin_unordered_cmp): Likewise.
5286 (fold_builtin_1): Likewise.
5287 (fold_builtin_n): Likewise.
5289 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5291 PR tree-optimization/36008
5292 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
5293 the original op1, rather than delta by step.
5295 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
5296 Sebastian Pop <sebastian.pop@amd.com>
5298 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
5299 eliminate_local_variables_stmt, eliminate_local_variables,
5300 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
5301 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
5302 of code delimited by two edges in the CFG.
5303 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
5304 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
5305 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
5306 the case of parallelisation of reductions.
5307 (expr_invariant_in_region_p): New.
5309 * tree-flow.h (gather_blocks_in_sese_region): Declared.
5310 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
5312 2008-04-24 Ira Rosen <irar@il.ibm.com>
5313 Richard Guenther <rguenther@suse.de>
5315 PR tree-optimization/36034
5316 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
5317 incapable of dealing with loads with gaps.
5319 2008-04-24 Rafael Espindola <espindola@google.com>
5321 * tree-flow.h (vrp_evaluate_conditional): Change signature.
5322 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5323 vrp_evaluate_conditional.
5324 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
5325 (vrp_evaluate_conditional): Split the cond argument.
5326 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
5327 (simplify_stmt_for_jump_threading): Update call to
5328 vrp_evaluate_conditional.
5330 2008-04-24 Ira Rosen <irar@il.ibm.com>
5332 PR tree-optimization/35982
5333 * tree-vect-analyze.c (vect_check_interleaving): Check that the
5334 interleaved data-refs are of the same type.
5336 2008-04-24 Danny Smith <dannysmith@users.net>
5338 * c-format.c (check_format_info_main): Use strncmp rather than a
5339 magic prefix to handle multichar length specs.
5340 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
5341 Don't prefix "I64" and "I32" with '\0'.
5343 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5346 * config/i386/i386.c (init_cumulative_args): Don't pass anything
5347 in registers for -m32 only if stdarg_p (fntype).
5349 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
5351 PR rtl-optimization/36006
5352 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
5353 temp to op0 in order to avoid invalid rtx sharing.
5355 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5357 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
5358 check TREE_INVARIANT.
5359 * tree-gimple.c (is_gimple_address): New.
5360 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
5361 * tree-gimple.h (is_gimple_address): New.
5362 * tree.h (decl_address_invariant_p): New.
5363 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
5364 (build_string): Likewise.
5365 (decl_address_invariant_p): New, from is_gimple_invariant_address.
5366 (tree_invariant_p_1): Likewise.
5367 (save_expr): Use it.
5368 (tree_invariant_p): New.
5369 (skip_simple_arithmetic): Use it.
5370 (stabilize_reference_1): Use it.
5371 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
5373 (build1_stat): Drop code to compute TREE_INVARIANT.
5374 (build2_stat): Drop code to compute TREE_INVARIANT.
5375 (build3_stat): Drop code to compute TREE_INVARIANT.
5376 (build4_stat): Drop code to compute TREE_INVARIANT.
5377 (build5_stat): Drop code to compute TREE_INVARIANT.
5378 (build7_stat): Drop code to compute TREE_INVARIANT.
5379 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
5380 * tree.h (struct tree_base): Remove invariant_flag.
5381 (TREE_INVARIANT): Remove.
5382 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
5383 (fold_builtin_expect): Check TREE_CONSTANT.
5384 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
5385 * c-tree.h (c_expr_to_decl): Drop third parameter.
5386 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
5387 (build_c_cast): Don't set TREE_INVARIANT.
5388 (pop_init_level): Don't set TREE_INVARIANT.
5389 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
5390 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
5392 (gimplify_init_constructor): Don't set TREE_INVARIANT.
5393 (gimplify_addr_expr): Adjust comment.
5394 * tree-mudflap.c (mf_build_string):
5395 * print-tree.c (print_node): Don't print TREE_INVARIANT.
5396 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
5397 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
5398 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
5399 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
5400 * langhooks.h (struct lang_hooks): Drop third parameter from
5403 2008-04-23 Richard Guenther <rguenther@suse.de>
5405 PR tree-optimization/27799
5406 PR tree-optimization/32921
5407 PR tree-optimization/32624
5408 * tree-ssa-structalias.c (merge_smts_into): Only merge the
5409 SMTs aliases and the tag itself into the solution.
5410 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
5411 merge the points-to solution back into the SMT aliases.
5412 (may_alias_p): Use alias_set_subset_of instead of
5413 aliases_conflict_p. A pointer which points to
5414 memory with alias set zero may access any variable.
5416 2008-04-23 Richard Guenther <rguenther@suse.de>
5418 * alias.c (alias_set_subset_of): Correctly handle asking
5419 if zero is a subset of an alias set with zero child.
5420 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
5421 (compute_flow_insensitive_aliasing): Correctly walk all
5422 pointers. Do not unnecessarily union sets.
5424 2008-04-23 Richard Guenther <rguenther@suse.de>
5427 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
5429 2008-04-22 Tomas Bily <tbily@suse.cz>
5431 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
5433 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
5435 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
5436 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5437 * tree-inline.c (estimate_num_insns_1): Likewise.
5438 * varasm.c (const_hash_1, compare_constant, copy_constant)
5439 (compute_reloc_for_constant, output_addressed_constants): Likewise.
5440 * emit-rtl.c (component_ref_for_mem_expr)
5441 (set_mem_attributes_minus_bitpos): Likewise.
5442 * expr.c (highest_pow2_factor, expand_expr_real_1, )
5443 (is_aligning_offset): Likewise.
5444 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
5445 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
5446 * dojump.c (do_jump): Likewise.
5447 * builtins.c (get_pointer_alignment, get_memory_rtx)
5448 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
5449 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
5451 2008-04-23 Jakub Jelinek <jakub@redhat.com>
5453 PR rtl-optimization/36017
5454 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
5455 expanding the library call.
5457 2008-04-22 Ian Lance Taylor <iant@google.com>
5459 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
5462 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
5464 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
5465 of LR/CTR moves for Power6.
5467 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5470 * passes.c (init_optimization_passes): Remove
5471 pass_fast_rtl_byte_dce.
5473 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
5476 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
5477 builtin functions to generate faster code.
5478 (_mm_cvtpu16_ps): Ditto.
5479 (_mm_cvtpi32x2_ps): Ditto.
5481 2008-04-22 Nick Clifton <nickc@redhat.com>
5483 * common.opt (ftree-loop-distribution): Add Optimization
5486 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
5487 (frv_expand_builtin_va_start): Likewise.
5489 * config/arm/arm.c (thumb_find_work_register): Fix location of
5490 argument register count.
5492 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5494 Support scheduling for ColdFire V1 and V3 microarchitecture.
5495 Improve scheduling of multiplication instructions.
5497 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
5498 (mac): New instruction attribute.
5499 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
5500 (m68k_sched_mac): New variable.
5501 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
5502 Handle cfv1 and cfv3.
5503 (max_insn_size): New static variable.
5504 (struct _sched_ib): New type.
5505 (sched_ib): New static variable.
5506 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
5507 to fields of 'struct _sched_ib sched_ib'. Update all uses.
5508 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
5510 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
5511 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
5512 new variables. Update.
5513 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5514 Add modeling of cfv3 instruction buffer. Update.
5515 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
5516 * config/m68k/m68k.h (TUNE_CFV3): New macro.
5517 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
5518 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
5519 a particular reservation applies to.
5520 (type2): Reorganize attribute values. Rename alu to alu_reg,
5521 alu_l to alu, move_l to omove. Join move to alu. Split mul
5523 (cf_ib_*): Simplify description of instruction buffer.
5524 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
5525 (cf_mem): Split into cf_mem1 and cf_mem2.
5526 (cf_v2_move_??): Rename to cfv12_alu_??.
5527 (cf_v2_move_l_??): Rename to cfv12_omove_??.
5528 (cf_v2_mul_??): Remove reservations.
5529 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
5530 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
5531 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
5533 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
5534 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
5535 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
5536 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
5537 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
5538 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
5539 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
5540 expansions of the above reservations for instructions of sizes
5543 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5545 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
5547 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
5549 * coverage.c: Include tree-pass.h.
5550 (coverage_counter_alloc): Print da_file_name to the dump file.
5552 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
5554 * sbitmap.c (sbitmap_range_empty_p): New function.
5555 * sbitmap.h (sbitmap_range_empty_p): New function.
5556 * bitmap.h: Now includes obstack.h.
5558 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
5559 Kenneth Zadeck <zadeck@naturalbridge.com>
5561 * dbgcnt.def (ra_byte_scan): Added.
5562 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
5563 when the last hit happens for a counter.
5564 * timevar.def (TV_DF_BYTE_LR): New variable.
5565 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
5566 * passes.c (pass_fast_rtl_byte_dce): New pass.
5567 * fwprop.c (update_df): Added mode to call df_ref_create.
5568 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5569 DF_REF_EXTRACT_OFFSET.
5570 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
5571 DF_BYTE_LR_OUT, df_byte_lr): New macro.
5573 (df_ref_extract): Added mode field.
5574 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
5575 DF_REF_EXTRACT_OFFSET.
5576 (DF_REF_EXTRACT_MODE): New macro.
5577 (df_byte_lr_bb_info): New structure.
5578 (df_print_byte_regset, df_compute_accessed_bytes,
5579 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
5580 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
5581 df_byte_lr_simulate_uses,
5582 df_byte_lr_simulate_artificial_refs_at_top,
5583 df_byte_lr_simulate_artificial_refs_at_end,
5584 df_compute_accessed_bytes): New function.
5585 (df_ref_create): Add parameter.
5586 (df_byte_lr_get_bb_info): New inline function.
5587 * df-scan.c (df_ref_record, df_uses_record,
5588 df_ref_create_structure): Added mode parameter.
5589 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
5590 df_defs_record, df_uses_record, df_get_conditional_uses,
5591 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
5592 df_entry_block_defs_collect, df_exit_block_uses_collect):
5593 Added mode parameter to calls to df_ref_record, df_uses_record,
5594 df_ref_create_structure.
5595 (df_ref_equal_p, df_ref_compare): Added test for modes.
5596 (df_ref_create_structure): Added code to set mode. Renamed
5597 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5598 DF_REF_EXTRACT_OFFSET.
5599 * df-core.c (df_print_byte_regset): New function.
5600 * df-byte-scan.c: New file.
5601 * df-problems.c (df_rd_transfer_function): Removed unnecessary
5602 calls to BITMAP_FREE.
5603 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
5604 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
5605 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
5606 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
5607 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
5608 df_byte_lr_local_compute, df_byte_lr_init,
5609 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
5610 df_byte_lr_transfer_function, df_byte_lr_free,
5611 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
5612 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
5613 df_byte_lr_simulate_uses,
5614 df_byte_lr_simulate_artificial_refs_at_top,
5615 df_byte_lr_simulate_artificial_refs_at_end): New function.
5616 * dce.c (byte_dce_process_block): New function.
5617 (dce_process_block): au is now passed in rather than computed
5618 locally. Changed loops that look at artificial defs to not look
5619 for conditional or partial ones, because there never are any.
5620 (fast_dce): Now is able to drive byte_dce_process_block or
5621 dce_process_block depending on the kind of dce being done.
5622 (rest_of_handle_fast_dce): Add parameter to fast_dce.
5623 (rest_of_handle_fast_byte_dce): New function.
5624 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
5625 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
5627 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
5630 * gcc.h: Added fortran options that take arguments to
5631 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
5634 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
5636 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
5637 scalarization if on the LHS and not a full access.
5639 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5641 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
5643 2008-04-18 Rafael Espindola <espindola@google.com>
5645 * tree-vrp.c (find_case_label_index): Fix the binary search.
5646 (find_case_label_range): New.
5647 (vrp_visit_switch_stmt): Use find_case_label_range.
5648 (simplify_switch_using_ranges): Use find_case_label_range.
5650 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
5652 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
5653 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
5655 2008-04-18 Tom Tromey <tromey@redhat.com>
5658 * doc/cpp.texi (Implementation-defined behavior): Mention
5661 2008-04-18 Ian Lance Taylor <iant@google.com>
5663 * fold-const.c (pointer_may_wrap_p): New static function.
5664 (fold_comparison): Add another test for pointer overflow. Use
5665 pointer_may_wrap_p to disable some false positives.
5667 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
5669 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
5670 (fname_as_string): Match updated cpp_interpret_string prototype.
5671 (fix_string_type): Support char16_t* and char32_t*.
5672 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
5673 derivative) nodes. Register as builtin if C++0x.
5674 (c_parse_error): Support CPP_CHAR{16,32}.
5675 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
5676 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
5677 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
5678 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
5679 CTI_CHAR32_ARRAY_TYPE>: New elements.
5680 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
5681 char32_type_node, signed_char32_type_node, char16_array_type_node,
5682 char32_array_type_node): New defines.
5683 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
5684 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
5685 (lex_string): Support CPP_STRING{16,32}, match updated
5686 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
5687 (lex_charconst): Support CPP_CHAR{16,32}.
5688 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
5689 and CPP_STRING{16,32}.
5691 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
5694 * aclocal.m4: Regenerate.
5695 * configure: Regenerate.
5697 2008-04-18 Jan Hubicka <jh@suse.cz>
5699 * except.c (dw2_size_of_call_site_table,
5700 sjlj_size_of_call_site_table): Use vector API for call_site_record.
5702 * cgraphbuild.c (build_cgraph_edges): Update.
5703 * tree-pass.h: Update comment.
5704 * final.c (leaf_function_p): Update.
5705 (leaf_renumber_regs): Update.
5706 (rest_of_clean_state): Update.
5707 * omp-low.c (expand_omp_parallel): Update.
5708 * ipa-reference.c (analyze_function): Update.
5709 * reorg.c (find_end_label): Update.
5710 (optimize_skip): Update.
5711 (fill_simple_delay_slots): Update.
5712 (fill_simple_delay_slots): Update.
5713 (make_return_insns): Update.
5714 (dbr_schedule): Update.
5715 * gimple-low.c (record_vars_into): Update.
5716 * cfgbuild.c (make_edges): Update.
5717 * function.c (assign_stack_local): Update.
5718 (assign_parm_adjust_stack_rtl): Update.
5719 (locate_and_pad_parm): Update.
5720 (allocate_struct_function): Do not initialize stack_alignment_needed
5721 and preferred_stack_boundary here.
5722 (stack_protect_prologue): Update.
5723 (stack_protect_epilogue): Update.
5724 (expand_function_start): Initialize stack_alignment_needed,
5725 preferred_stack_boundary and max_jumptable_ents.
5726 (expand_function_end): Update.
5727 (free_after_compilation): Do not NULLify epilogue_delay_list.
5728 * function.h (struct rtl_data): Add stack_protect_guard,
5729 stack_alignment_needed,
5730 preferred_stack_boundary, epilogue_delay_list.
5731 (struct function): Remove value_histograms, stack_alignment_needed,
5732 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
5734 unexpanded_var_list, stack_protect_guard.
5735 (current_function_epilogue_delay_list): Remove.
5736 * ipa-type-escape.c (analyze_function): Update.
5737 * gimplify.c (pop_gimplify_context): Update comment.
5738 * calls.c (expand_call): Update.
5739 (emit_library_call_value_1): Update.
5740 * except.c (set_nothrow_function_flags): Update.
5741 * cfgexpand.c (get_decl_align_unit): Update.
5742 (create_stack_guard): Update.
5743 (estimated_stack_frame_size): Update.
5744 (expand_used_vars): Update.
5745 (tree_expand_cfg): Free histogram earliers, init expansion variables.
5746 * explow.c (allocate_dynamic_stack_space): Update.
5747 * tree-ssa-live.c (remove_unused_locals): Update.
5748 * varasm.c (mark_constant_pool): Update.
5749 * tree-inline.c (remap_decls): Update.
5750 (initialize_cfun): Update.
5751 (declare_return_variable): Update.
5752 (inline_forbidden_p): Update.
5753 (expand_call_inline): Update.
5754 (declare_inline_vars): Update.
5755 (tree_function_versioning): Update.
5756 * tree-flow.h (value_histograms): New.
5757 (VALUE_HISTOGRAMS): New macro.
5758 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
5760 * tree-cfg.c (set_bb_for_stmt): Update.
5761 (replace_by_duplicate_decl): Update.
5762 (move_block_to_fn): Update.
5763 (new_label_mapper): Update.
5764 (dump_function_to_file): Update.
5765 * ipa-struct-reorg.c (build_data_structure): Update.
5766 * cfgrtl.c (print_rtl_with_bb): Update.
5767 * reload1.c (reload): Update.
5769 * config/i386/i386.c (setup_incoming_varargs_64,
5770 ix86_compute_frame_layout): Update.
5771 * config/arc/arc.c (arc_output_function_epilogue): Update.
5773 2008-04-18 Marius Strobl <marius@FreeBSD.org>
5775 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
5776 for FreeBSD as well.
5777 * gthr-posix95.h: Likewise.
5779 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
5781 PR rtl-optimization/35838
5782 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
5783 out the byte offset of the first subreg.
5785 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
5787 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
5788 to split_ti instead of three separate calls with single member arrays.
5789 (subti3 splitter): Ditto.
5790 (adddi3 splitter): Ditto with split_di.
5791 (subdi3 splitter): Ditto.
5792 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
5793 two separate calls with single member arrays. Swap match_dup
5794 operands 1 and 2 to better fit into the array.
5795 (negdi2 splitter): Ditto with split_di.
5796 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
5797 two separate calls with single member arrays. Swap match_dup operands
5798 6 and 7 to better fit into the array.
5800 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
5802 * config/i386/i386.c (sse_builtin_type): New.
5803 (bdesc_sse_args): Likewise.
5804 (bdesc_sse_3arg): Removed.
5805 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5806 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
5807 IX86_BUILTIN_ROUNDPS.
5808 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
5809 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
5810 IX86_BUILTIN_ROUNDPS.
5811 (ix86_expand_sse_4_operands_builtin): Removed.
5812 (ix86_expand_sse_operands_builtin): New.
5813 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
5814 and CODE_FOR_sse4_1_roundps.
5815 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5816 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
5818 2008-04-17 Alan Modra <amodra@bigpond.net.au>
5821 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
5822 regs before frame pop when needed. If use_backchain_to_restore_sp
5823 then load backchain into a temp reg to restore vr and vrsave. Add
5824 code to restore vr after frame pop if possible.
5826 2008-04-17 Richard Guenther <rguenther@suse.de>
5828 * tree-vn.c (expressions_equal_p): Do not check type
5829 equality or compatibility before calling operand_equal_p.
5830 * fold-const.c (operand_equal_p): Check equivalence of
5831 integer constants before bailing out due to signedness or
5832 precision differences.
5833 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
5834 spurious differences in type qualification. Ignore types
5835 for COMPONENT_REFs at all.
5837 2008-04-17 Christian Bruel <christian.bruel@st.com>
5839 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
5840 msw_skip comparison.
5842 2008-04-16 Jakub Jelinek <jakub@redhat.com>
5845 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
5848 PR tree-optimization/35899
5849 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
5850 rather than TREE_OPERAND.
5852 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
5855 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
5856 temporary registers. Change operand predicate to general_operand.
5857 (remainderxf3): Ditto.
5859 2008-04-16 Richard Guenther <rguenther@suse.de>
5861 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
5862 * tree-affine.c (aff_combination_expand): Look through some
5865 2008-04-15 Doug Kwan <dougkwan@google.com>
5867 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
5869 * tree-pretty-print.c (dump_generic_node): Ditto.
5870 * final.c (output_addr_const): Ditto.
5871 * dwarf2out.c (output_cfi): Ditto.
5872 * c-pretty-print.c (pp_c_integer_constant): Ditto.
5873 * print-rtl.c (print_rtx): Ditto.
5874 * print-tree.c (print_node_brief, print_node): Ditto.
5875 * c-common.c (match_case_to_enum_1): Ditto.
5876 * sched-vis.c (print_value): Ditto.
5877 * config/i386/i386.c (print_operand): Cast to long unsigned int
5880 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
5881 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
5882 MS Windows VirtualProtect function.
5884 2008-04-15 Jan Hubicka <jh@suse.cz>
5886 * gengtype.c (write_root): Param_is argument is OK.
5887 * expr.c (expand_expr_real_1): Update call of get_exception_*.
5888 * function.h: Include varray.h
5889 (rtl_eh): New stucture based on except.c one.
5890 (call_site_record): New forward declaration and vector type.
5891 * calls.c (emit_call_1): Do not call
5892 note_current_region_may_contain_throw.
5893 * except.c (eh_status): Remove cur_region, try_region since they are
5895 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
5896 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
5897 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
5898 Remove call_site_data_used, call_site_data_size.
5899 Turn call_site_record into vector in function.h.
5900 (note_current_region_may_contain_throw): Remove.
5901 (get_exception_pointer, get_exception_filter): Do not take struct
5902 function argument; update.
5903 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
5904 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
5905 build_post_landing_pads, dw2_build_landing_pads,
5906 sjlj_assign_call_site_values, sjlj_mark_call_sites,
5907 sjlj_emit_function_enter, sjlj_emit_function_enter,
5908 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
5909 sjlj_build_landing_pads, finish_eh_generation,
5910 remove_exception_handler_label, remove_eh_handler,
5911 maybe_remove_eh_handler, add_reachable_handler,
5912 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
5913 add_action_record, collect_one_action_chain, add_call_site,
5914 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
5915 sjlj_output_call_site_table, output_function_exception_table,
5916 * except.h (note_current_region_may_contain_throw): Remove
5917 (get_exception_pointer, get_exception_filter): Do not take struct
5919 * Makefile.in (GTFILES): Put varargs before struct function.
5921 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5923 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
5924 punt for STRING_CST.
5925 (get_constraint_for): Deal with STRING_CST here instead.
5927 2008-04-15 Richard Guenther <rguenther@suse.de>
5929 * tree-ssa-propagate.c (substitute_and_fold): Substitute
5930 statements in a basic-block with a backward walk. Do not
5931 substitute into dead statements but instead remove those.
5933 2008-04-15 Richard Guenther <rguenther@suse.de>
5935 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
5936 to zero, thus disable creation of SFTs.
5938 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5940 * tree-predcom.c (suitable_reference_p): Return false if the
5941 reference can throw.
5943 2008-04-15 Jakub Jelinek <jakub@redhat.com>
5946 * c-decl.c (finish_decl): If extern or static var has variable
5947 size, set TREE_TYPE (decl) to error_mark_node.
5949 2008-04-15 Rafael Espindola <espindola@google.com>
5951 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
5954 2008-04-15 Richard Guenther <rguenther@suse.de>
5956 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
5957 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
5958 (visit_reference_op_load): Do walk vuse-vdef chains on
5959 vn_reference_lookup.
5960 (visit_reference_op_store): But do not here.
5961 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
5962 vn_reference_lookup.
5963 (vn_lookup_with_vuses): But do so here.
5965 2008-04-14 Ian Lance Taylor <iant@google.com>
5967 * fold-const.c (fold_overflow_warning): Remove assertion.
5969 2008-04-15 Ben Elliston <bje@au.ibm.com>
5971 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
5972 temp1 local variables.
5974 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
5977 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
5978 ".text.unlikely" section as executable.
5980 2008-04-14 James E. Wilson <wilson@tuliptree.org>
5982 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5983 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
5984 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
5985 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
5986 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
5987 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
5988 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
5990 2008-04-14 Ian Lance Taylor <iant@google.com>
5992 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
5993 * fold-const.c (fold_comparison): If appropriate, test
5994 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
5995 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
5996 reassociating a pointer type.
5997 * doc/invoke.texi (Optimize Options): Document that
5998 -fstrict-overflow applies to pointer wraparound.
6000 2008-04-13 Jan Hubicka <jh@suse.cz>
6002 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
6004 2008-04-12 Andrew Pinski <pinskia@gmail.com>
6006 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
6007 we are going to "save the world".
6009 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
6011 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
6012 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
6013 operand 0 constraint, not "=".
6015 2008-04-11 James E. Wilson <wilson@tuliptree.org>
6017 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
6019 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6021 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
6022 of size of positions_needed * CHAR_BIT.
6024 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6027 * dse.c (store_info): Change positions_needed to unsigned
6029 (lowpart_bitmask): New.
6030 (record_store): Cast to unsigned HOST_WIDE_INT for
6031 positions_needed. Assert width <= size of positions_needed *
6032 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
6033 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
6034 lowpart_bitmask to set mask.
6036 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6038 * config/bfin/constraints.md: New file.
6039 * config/bfin/bfin.md: Include it.
6040 (adddi3): Use satisfies_constraint functions instead of the old macros.
6041 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
6042 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
6043 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
6044 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
6045 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
6046 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
6047 EXTRA_CONSTRAINT): Delete.
6048 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
6049 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
6051 * config/bfin/bfin.c: Include "tm-constrs.h".
6052 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
6053 Use satisfies_constraint functions instead of the old macros.
6054 * doc/md.texi (Blackfin Constraints): Update file name reference.
6056 2008-04-11 Richard Guenther <rguenther@suse.de>
6058 PR tree-optimization/35869
6059 * tree-vrp.c (execute_vrp): Move switch statement update after
6060 jump threading. Schedule another cfg cleanup run.
6062 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
6065 * attribs.c (decl_attributes): Return early on errorneous node.
6067 2008-04-10 Oleg Ryjkov <olegr@google.com>
6069 * tree.h (struct tree_base): Added a new flag default_def_flag.
6070 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
6072 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
6074 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
6076 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6079 * pa.md: Define mode iterator P. Define mode attribute dwc.
6080 (dcacheflush): Update pattern to use iterator P and attribute dwc.
6081 (icacheflush): Likewise.
6082 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
6083 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
6085 2008-04-11 Ben Elliston <bje@au.ibm.com>
6087 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
6089 2008-04-10 Rafael Espindola <espindola@google.com>
6091 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
6092 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
6093 (extract_range_from_expr): The same.
6095 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
6097 * config/mips/mips.md (GPR2): New mode iterator.
6099 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
6100 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
6101 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
6102 Rewrite these to take two modes, the mode of comparison and the
6103 mode of the destination.
6104 * config/mips/mips.c (mips_expand_scc): Instead of having
6105 paradoxical subreg as destination, expand "narrowing" scc if mode
6106 of comparison is SI and target is requested in DI mode.
6107 (mips_emit_int_order_test): Update comment. Make mode of
6108 comparison match CMP0 rather than TARGET. When creating inverse
6109 target use mode of TARGET.
6111 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
6113 * gcov-dump.c (tag_summary): Only print summaries for the first
6114 GCOV_COUNTERS_SUMMABLE counters.
6116 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
6118 * config/i386/i386.md (absneg): New code iterator.
6119 (absnegprefix): New code attribute.
6120 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
6121 patterns using absneg code iterator.
6122 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
6123 using absneg code iterator.
6124 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
6125 *neg<mode>2 patterns using absneg code iterator.
6126 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
6127 *negextendsfdf2 patterns using absneg code iterator.
6128 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
6129 *negextendsfxf2 patterns using absneg code iterator.
6130 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
6131 *negextendsfdf2 patterns using absneg code iterator.
6132 * config/i386/sse.md (<code><mode>2): Macroize expander from
6133 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
6135 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
6137 * config/s390/s390.h: Remove the remains of the recent search
6138 & replace action of current_function_outgoing_args_size.
6140 2008-04-10 Ira Rosen <irar@il.ibm.com>
6142 PR tree-optimization/35821
6143 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
6144 NEW_STMT_LIST is not NULL.
6146 2008-04-09 David Edelsohn <edelsohn@gnu.org>
6149 * toplev.c (process_options): Remove -ffunction-sections debugging
6152 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
6154 PR middle-end/PR28690
6155 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
6156 than gen_rtx_fmt_ee to perform more canonicalizations.
6158 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6161 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
6163 2008-04-09 Richard Guenther <rguenther@suse.de>
6165 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
6166 (dump_function_to_file): Dump function arguments with types.
6168 2008-04-08 Richard Guenther <rguenther@suse.de>
6170 * fold-const.c (fold_widened_comparison): Do not allow
6171 sign-changes that change the result.
6173 2008-04-08 Janis Johnson <janis187@us.ibm.com>
6176 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
6177 kinds of indirect references.
6179 2008-04-08 David Edelsohn <edelsohn@gnu.org>
6181 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
6182 GNU Fortran language string.
6184 2008-04-08 Rafael Espindola <espindola@google.com>
6186 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
6187 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
6188 * tree.h (tree_call_nonnegative_warnv_p): New.
6190 2008-04-08 Jan Hubicka <jh@suse.cz>
6192 * function.c (free_after_compilation): Clear out regno_reg_rtx
6195 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
6198 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
6200 PR middle-end/PR28690
6201 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
6202 same precedence as REG_POINTER and MEM_POINTER operands.
6204 2008-04-08 Richard Guenther <rguenther@suse.de>
6207 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
6208 for adding index to base.
6210 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
6212 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
6213 (MINGW_ENABLE_EXECUTE_STACK): New.
6214 (IN_LIBGCC2): For libgcc include windows.h file for
6215 function declarations.
6217 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
6219 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
6220 and tem2 if tem1 is not a REG or MULT.
6222 2008-04-08 Jan Hubicka <jh@suse.cz>
6224 * function.h (incomming_args): Break out of struct function.
6225 (function_subsections): Break out of struct function.
6226 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
6227 return_rtx and hard_reg_initial_vals from struct function.
6228 Kill inl_max_label_num.
6229 (current_function_pops_args, current_function_args_info,
6230 current_function_args_size, current_function_args_size,
6231 current_function_pretend_args_size,
6232 current_function_outgoing_args_size,
6233 current_function_internal_arg_pointer, current_function_return_rtx):
6234 Kill compatibility accestor macros.
6235 * builtins.c (expand_builtin_apply_args_1): Update.
6236 (expand_builtin_next_arg): Update.
6237 * df-scan.c (df_get_call_refs): Update.
6238 * dbxout.c (dbxout_function_end): Update.
6239 * dwarf2out.c (dwarf2out_switch_text_section): Update.
6240 (output_line_info): Update.
6241 (secname_for_decl): Update.
6242 (dwarf2out_var_location): Update.
6243 * function.c (free_after_compilation): Update.
6244 (assign_parm_find_stack_rtl): Update.
6245 (assign_parms): Update.
6246 (expand_dummy_function_end): Update.
6247 (expand_function_end): Update.
6248 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
6249 (expand_call): Update.
6250 (emit_library_call_value_1): Update.
6251 (store_one_arg): Update.
6252 * varasm.c (initialize_cold_section_name): Update.
6253 (unlikely_text_section): Update.
6254 (unlikely_text_section_p): Update.
6255 (assemble_start_function): Update.
6256 (assemble_end_function): Update.
6257 (default_section_type_flags): Update.
6258 (switch_to_section): Update.
6259 * integrate.c (set_decl_abstract_flags): Update.
6260 (get_hard_reg_initial_val): Update.
6261 (has_hard_reg_initial_val): Update.
6262 (allocate_initial_values): Update.
6263 * resource.c (init_resource_info): Update.
6264 * config/alpha/alpha.c (NUM_ARGS): Update.
6265 (direct_return): Update.
6266 (alpha_va_start): Update.
6267 (alpha_sa_size): Update.
6268 (alpha_initial_elimination_offset): Update.
6269 (alpha_expand_prologue): Update.
6270 (alpha_start_function): Update.
6271 (alpha_expand_epilogue): Update.
6272 (unicosmk_initial_elimination_offset):
6273 * config/alpha/alpha.md (call expander): Update.
6274 * config/s390/s390.c (s390_register_info): Update.
6275 (s390_register_info): Update.
6276 (s390_frame_info): Update.
6277 (s390_initial_elimination_offset): Update.
6278 (s390_build_builtin_va_list): Update.
6279 (s390_va_start): Update.
6280 * config/spu/spu.c (direct_return): Update.
6281 (spu_expand_prologue): Update.
6282 (spu_initial_elimination_offset): Update.
6283 (spu_build_builtin_va_list): Update.
6284 (spu_va_start): Update.
6285 * config/sparc/sparc.c (sparc_init_modes): Update.
6286 (sparc_compute_frame_size): Update.
6287 (function_value): Update.
6288 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
6289 * config/i386/i386.md (return expander): Update.
6290 * config/i386/i386.c (ix86_va_start): Update.
6291 (ix86_can_use_return_insn_p): Update.
6292 (ix86_compute_frame_layout): Update.
6293 (ix86_expand_epilogue): Update.
6294 * config/sh/sh.c (output_stack_adjust): Update.
6295 (calc_live_regs): Update.
6296 (sh_expand_prologue): Update.
6297 (sh_builtin_saveregs): Update.
6298 (sh_va_start): Update.
6299 (initial_elimination_offset): Update.
6300 (sh_allocate_initial_value): Update.
6301 (sh_function_ok_for_sibcall): Update.
6302 (sh_get_pr_initial_val): Update.
6303 * config/sh/sh.md (return expander): Update.
6304 * config/avr/avr.c (frame_pointer_required_p): UPdate.
6305 * config/crx/crx.c (crx_compute_frame): UPdate.
6306 (crx_initial_elimination_offset): UPdate.
6307 * config/xtensa/xtensa.c (compute_frame_size): Update
6308 (xtensa_builtin_saveregs): Update.
6309 (xtensa_va_start): Update.
6310 (order_regs_for_local_alloc): Update.
6311 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
6312 (xstormy16_expand_builtin_va_start): Update.
6313 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
6314 * config/m68hc11/m68hc11.md (return expanders): Update.
6315 * config/m68hc11/m68hc11.c (expand_prologue): Update.
6316 (expand_epilogue): Update.
6317 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
6318 (cris_simple_epilogue): Update.
6319 (cris_expand_prologue): Update.
6320 (cris_expand_epilogue): Update.
6321 * config/iq2000/iq2000.c (iq2000_va_start): Update.
6322 (compute_frame_size): Update.
6323 * config/mt/mt.c (mt_compute_frame_size): Update.
6324 * config/mn10300/mn10300.c (expand_prologue): Update.
6325 (expand_epilogue): Update.
6326 (initial_offset): Update.
6327 (mn10300_builtin_saveregs):
6328 * config/mn10300/mn10300.md (return expander): Update.
6329 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6330 (ia64_initial_elimination_offset): Update.
6331 (ia64_initial_elimination_offset): Update.
6332 (ia64_expand_prologue): Update.
6333 * config/m68k/m68k.md (return expander): Update.
6334 * config/rs6000/rs6000.c (rs6000_va_start): Update.
6335 (rs6000_stack_info): Update.
6336 * config/mcore/mcore.c (layout_mcore_frame): Update.
6337 (mcore_expand_prolog): Update.
6338 * config/arc/arc.c (arc_compute_frame_size): Update.
6339 * config/score/score3.c (score3_compute_frame_size): Update.
6340 * config/score/score7.c (score7_compute_frame_size): Update.
6341 * config/arm/arm.c (use_return_insn): Update.
6342 (thumb_find_work_register): Update.
6343 (arm_compute_save_reg_mask): Update.
6344 (arm_output_function_prologue): Update.
6345 (arm_output_epilogue): Update.
6346 (arm_size_return_regs): Update.
6347 (arm_get_frame_offsets): Update.
6348 (arm_expand_prologue): Update.
6349 (thumb_exit): Update.
6350 (thumb_unexpanded_epilogue): Update.
6351 (thumb1_output_function_prologue): Update.
6352 * config/pa/pa.md (return expander): Update.
6353 * config/pa/pa.c (compute_frame_size): Update.
6354 (hppa_builtin_saveregs): Update.
6355 * config/mips/mips.c (mips_va_start): Update.
6356 (mips16_build_function_stub): Update.
6357 (mips_compute_frame_info): Update.
6358 (mips_restore_gp): Update.
6359 (mips_output_function_prologue): Update.
6360 (mips_expand_prologue): Update.
6361 * config/v850/v850.c (compute_frame_size): Update.
6362 (expand_prologue): * config/mmix/mmix.c (along): update.
6363 (mmix_initial_elimination_offset): update.
6364 (mmix_reorg): update.
6365 (mmix_use_simple_return): update.
6366 (mmix_expand_prologue): update.
6367 (mmix_expand_epilogue): Update.
6368 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
6369 (emit_link_insn): Update.
6371 2008-04-08 Anatoly Sokolov <aesok@post.ru>
6373 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
6374 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
6376 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
6379 2008-04-07 Jan Hubicka <jh@suse.cz>
6381 * function.h (rtl): Rename to x_rtl.
6383 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6384 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6385 used_temp_slots avail_temp_slots, temp_slot_level,
6386 nonlocal_goto_handler_labels): Update accesstors.
6387 (rtl): New global variable.
6388 (struct function): Move some fileds to rtl_data.
6389 (get_arg_pointer_save_area): Update prototype.
6390 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6391 get_arg_pointer_save_area.
6392 * expr.c (init_expr): Update
6393 * function.c (get_frame_size): Update
6394 (assign_stack_local): Update
6395 (expand_function_end): Update.
6396 (get_art_pointer_save_area): Update
6398 * emit-rtl.c (rtl): Declare.
6399 (regno_reg_rtx): Declare.
6400 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6402 (gen_reg_rtx): Update.
6403 * varasm.c (n_deferred_constatns): Update accestor.
6404 (init_varasm_status): Do not allocate varasm_status.
6405 (force_const_mem, get_pool_size, output_constant_pool): Update.
6406 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6407 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6408 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
6409 * sparc/sparc.h (INIT_EXPANDERS): Update.
6410 * ia64/ia64.h (INIT_EXPANDERS): Update.
6412 2008-04-07 James E. Wilson <wilson@tuliptree.org>
6414 * reload.c (push_secondary_reload): Add missing break to for loop.
6416 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
6418 PR middle-end/PR28690
6419 * rtlanal.c: Update copyright years.
6420 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
6421 as REG_POINTER and MEM_POINTER operands.
6422 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
6423 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
6424 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
6425 * gcse.c: Update copyright years.
6426 (pre_delete): Call gen_reg_rtx_and_attrs.
6427 (hoist_code): Likewise.
6428 (build_store_vectors): Likewise.
6429 (delete_store): Likewise.
6430 * loop-invariant.c (move_invariant_reg): Likewise.
6431 Update copyright years.
6433 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
6435 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
6436 control string instead of quoted.
6438 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
6440 * doc/rtl.texi: Rewrite of subreg section.
6442 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
6445 * config/i386/i386.c (legitimize_pic_address): Add treating
6446 of dllimport SYM_REF's.
6447 (legitimize_dllimport_symbol): Add prototype.
6449 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6451 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
6452 reference in constructor with non self-referential type.
6454 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6456 Removal of Return with Depressed Stack Pointer support
6457 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
6458 (ECF_SP_DEPRESSED): Likewise.
6459 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
6460 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
6461 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6462 (expand_call): Do not test ECF_SP_DEPRESSED.
6463 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6464 * function.c (keep_stack_depressed): Delete.
6465 (handle_epilogue_set): Likewise.
6466 (update_epilogue_consts): Likewise.
6467 (emit_equiv_load): Likewise.
6468 (thread_prologue_and_epilogue_insns): Remove support for Return with
6469 Depressed Stack Pointer.
6470 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6472 2008-04-06 Richard Guenther <rguenther@suse.de>
6474 PR tree-optimization/35400
6475 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
6476 information from SSA_NAMEs.
6478 2008-04-06 Anatoly Sokolov <aesok@post.ru>
6480 * config/avr/avr.h (avr_mega_p): Remove declaration.
6481 (AVR_MEGA): Remove macro.
6482 * config/avr/avr.c (avr_mega_p): Remove variable.
6483 (avr_override_options): Remove inicializion of avr_mega_p.
6484 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6485 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6486 (avr_jump_mode): (Ditto.).
6487 (avr_output_progmem_section_asm_op): (Ditto.).
6488 (avr_asm_init_sections): (Ditto.).
6489 (avr_asm_init_sections): (Ditto.).
6490 (avr_rtx_costs): (Ditto.).
6491 * config/avr/avr.md: (Ditto.).
6492 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
6495 2008-04-06 Richard Guenther <rguenther@suse.de>
6497 PR tree-optimization/35842
6498 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
6499 is_gimple_invariant_address.
6501 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6503 * gcc.c (default_compilers): Sync Fortran extensions list with
6504 that in fortran/lang-specs.h.
6505 * doc/invoke.texi: Likewise.
6506 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
6507 * dwarf2out.c (gen_compile_unit_die): Likewise.
6509 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
6511 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
6513 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
6516 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
6517 attribute is used for nested functions.
6519 2008-04-05 Jan Hubicka <jh@suse.cz>
6521 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
6523 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
6525 (dump_files): Update.
6526 (enable_rtl_dump_file): Do not accept letter argument.
6527 * tree-pass.h (dump_file_info): Remove letter argument.
6528 * toplev.c (decode_d_option): Update -da handling.
6529 * toplev.h (enable_rtl_dump_file): Update prototype.
6530 * passes.c (register_one_dump_file): Do not accept IPA argument; work
6531 it out based on pass type.
6532 (register_dump_files_1): Likewise.
6533 (init_optimization_passes): Update register_one_dump_file calls.
6534 (execute_one_pass): Sanity check that IPA passes are called at IPA
6535 level and RTL passes at RTL level.
6536 (execute_pass_list): IPA pass can not be after or subpass of
6538 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
6539 disallov RTL subpasses of IPA subpasses.
6541 2008-04-05 Ben Elliston <bje@au.ibm.com>
6543 * tree-cfg.c (need_fake_edge_p): Return false for calls to
6544 builtins that return exactly once and do not throw. Cache call to
6547 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
6549 PR rtl-optimization/34916
6551 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
6552 between instruction pairs.
6554 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
6556 * doc/invoke.texi: Document -mbitops for SH.
6557 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
6558 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
6559 * config/sh/sh.c (print_operand): Add %t operand code.
6560 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
6561 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
6562 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
6563 (extendqihi2): Likewise.
6564 (movqi_i): Likewise.
6565 (insv): Use bset, bclr and bst instructions for SH2A if possible.
6566 (extv): Use bld instruction for SH2A if possible.
6568 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
6569 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
6570 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
6571 (bset.b, bclr.b): Define peepholes.
6572 * config/sh/sh.opt (mbitops): New option.
6574 2008-04-04 Janis Johnson <janis187@us.ibm.com>
6577 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
6578 and view convert expression.
6580 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6583 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
6585 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
6587 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
6589 * config/i386/cpuid.h (bit_AES): New.
6590 (bit_PCLMUL): Likewise.
6592 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
6593 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
6594 SSE2 if AES or PCLMUL is enabled.
6595 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
6596 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6597 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
6598 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
6599 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
6600 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
6601 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6602 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
6603 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
6604 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
6605 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
6606 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
6607 __builtin_ia32_aeskeygenassist128 and
6608 __builtin_ia32_pclmulqdq128.
6609 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
6610 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
6611 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
6613 * config/i386/i386.h (TARGET_AES): New.
6614 (TARGET_PCLMUL): Likewise.
6615 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
6617 * config/i386/i386.md (UNSPEC_AESENC): New.
6618 (UNSPEC_AESENCLAST): Likewise.
6619 (UNSPEC_AESDEC): Likewise.
6620 (UNSPEC_AESDECLAST): Likewise.
6621 (UNSPEC_AESIMC): Likewise.
6622 (UNSPEC_AESKEYGENASSIST): Likewise.
6623 (UNSPEC_PCLMUL): Likewise.
6625 * config/i386/i386.opt (maes): New.
6626 (mpclmul): Likewise.
6628 * config/i386/sse.md (aesenc): New pattern.
6629 (aesenclast): Likewise.
6631 (aesdeclast): Likewise.
6633 (aeskeygenassist): Likewise.
6634 (pclmulqdq): Likewise.
6636 * config/i386/wmmintrin.h: New.
6638 * doc/extend.texi: Document AES and PCLMUL built-in function.
6640 * doc/invoke.texi: Document -maes and -mpclmul.
6642 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
6644 * function.c (free_after_parsing): Replace with
6645 cxx_push_function_context from C++ front-end.
6646 (allocate_struct_function): Don't call langhook.
6647 * langhooks.h (struct lang_hooks_for_functions): Delete.
6648 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
6650 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
6651 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
6652 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
6653 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
6654 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
6655 remove LANG_HOOKS_FUNCTION_INITIALIZER.
6656 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
6658 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
6659 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
6661 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6664 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
6667 2008-04-04 Richard Guenther <rguenther@suse.de>
6670 * fold-const.c (optimize_minmax_comparison): Use the correct
6671 type for the constant in the simplified comparison.
6673 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
6675 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
6676 Pass L2 size as "--param l2-cache-size" to the compiler.
6677 (decode_l2_cache): New function to decode L2 cache parameters using
6678 0x8000006 extended cpuid function.
6679 (detect_caches_amd): Determine parameters of L2 cache using
6680 decode_l2_caches function.
6681 (decode_caches_intel): Decode L2 cache parameters.
6682 (detect_caches_intel): Determine L2 cache parameters using
6683 decode_caches_intel and decode_l2_caches functions.
6685 2008-04-03 Bob Wilson <bob.wilson@acm.org>
6687 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
6688 secondary input reload for subword loads from the constant pool.
6690 2008-04-03 Janis Johnson <janis187@us.ibm.com>
6693 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
6694 constants of the appropriate size for runtime calculations.
6697 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
6698 decimal-float literal constant zero.
6700 2008-04-03 Jakub Jelinek <jakub@redhat.com>
6703 * c-parser.c (c_parser_omp_atomic): Call
6704 default_function_array_conversion on the RHS.
6707 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
6708 call is_variable_sized if decl has incomplete type.
6710 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
6712 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
6714 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
6716 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
6718 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
6719 (sgt<u>): Merge sgt and sgtu into new expander.
6720 (sgt, sgtu): Remove expanders.
6721 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
6722 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
6723 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
6724 *sgtu_<mode>_mips16 into new pattern.
6725 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
6726 (sge<u>): Merge sge and sgeu into new expander.
6727 (sge, sgeu): Remove expanders.
6728 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
6730 (*sge_<mode>, second *sge_<mode>): Remove patterns.
6731 (slt<u>): Merge slt and sltu into new expander.
6732 (slt, sltu): Remove expanders.
6733 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
6734 (*slt_<mode>, *sltu_<mode>): Remove patterns.
6735 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
6736 *sltu_<mode>_mips16 into new pattern.
6737 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
6738 (sle<u>): Merge sle and sleu into new expander.
6739 (sle, sleu): Remove expanders.
6740 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
6741 (*sle_<mode>, *sleu_<mode>): Remove patterns.
6742 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
6743 *sleu_<mode>_mips16 into new pattern.
6744 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
6746 2008-04-03 Jan Hubicka <jh@suse.cz>
6748 PR tree-optimization/35795
6749 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
6750 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6751 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6752 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6753 * score/score3.c (score3_output_mi_thunk): Likewise.
6754 * score/score7.c (score7_output_mi_thunk): Likewise.
6755 * mips/mips.c (mips_output_mi_thunk): Likewise.
6757 2008-04-03 Richard Guenther <rguenther@suse.de>
6759 * tree-vrp.c (extract_range_from_unary_expr): Handle all
6760 conversions. Simplify code.
6762 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
6764 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
6766 2008-04-03 Tom Tromey <tromey@redhat.com>
6767 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6769 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6770 * config/bfin/t-bfin-linux (generated_files): Add
6771 linux-sysroot-suffix.h.
6772 * doc/install.texi (Prerequisites): Require make 3.80.
6773 * doc/sourcebuild.texi (Front End Directory): Document new
6775 * Makefile.in (generated_files): New variable.
6776 (ALL_HOST_OBJS): New variable.
6777 ($(ALL_HOST_OBJS)): New target.
6779 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6781 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
6782 (remap_block): Call id->transform_lang_insert_block instead
6784 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
6785 Set id.transform_lang_insert_block to NULL.
6786 (clone_body): Move to cp/optimize.c
6787 * tree-inline.h (struct copy_body_data): Change
6788 transform_lang_insert_block to function pointer.
6789 (copy_generic_body, copy_decl_no_change): Export.
6790 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
6791 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
6792 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
6794 * c-tree.h (insert_block): Kill.
6795 * c-decl.c (insert_block): Kill.
6797 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6799 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6800 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6801 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
6803 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
6804 argument, call {push,pop}_function_context from here.
6805 * c-parser.c: Use c_{push,pop}_function_context.
6807 * function.c (push_function_context_to): Move meat ...
6808 (push_function_context): ... here. Simplify.
6809 * function.c (pop_function_context_from): Move meat ...
6810 (pop_function_context): ... here. Simplify.
6811 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
6813 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6814 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6815 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
6816 * tree.h (push_function_context_to, pop_function_context_from): Remove.
6818 2008-04-03 Ben Elliston <bje@au.ibm.com>
6820 * expmed.c (extract_force_align_mem_bit_field): Remove.
6822 2008-04-03 Richard Guenther <rguenther@suse.de>
6825 * expr.h (try_casesi): Adjust prototype.
6826 * expr.c (try_casesi): Take fallback label as extra parameter.
6827 Use that for gen_casesi if default_label is NULL.
6828 * stmt.c (expand_case): Pass fallback label to try_casesi,
6829 make sure to fill gaps with a fallback label if default_label
6832 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
6835 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
6837 2008-04-03 Ben Elliston <bje@au.ibm.com>
6839 * expmed.c (extract_split_bit_field): Remove if (0) code.
6840 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
6841 (do_ds_constraint): Likewise.
6843 2008-04-02 Joseph Myers <joseph@codesourcery.com>
6845 * doc/cppopts.texi (-dU): Document.
6846 * c-common.h (flag_dump_macros): Update comment.
6847 * c-opts.c (handle_OPT_d): Handle -dU.
6848 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
6849 dump_queued_macros, cb_used_define, cb_used_undef): New.
6850 (init_pp_output): Handle -dU.
6851 (cb_line_change): Call dump_queued_macros.
6852 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
6854 2008-04-02 Anatoly Sokolov <aesok@post.ru>
6856 * config/avr/predicates.md (io_address_operand): New predicate.
6857 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
6858 * config/avr/avr.c (avr_io_address_p): Remove function.
6859 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
6860 'avr_io_address_p' function.
6861 (out_movhi_r_mr): (Ditto.).
6862 (out_movqi_mr_r): (Ditto.).
6863 (out_movhi_mr_r): (Ditto.).
6864 (avr_address_cost): (Ditto.).
6866 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
6868 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
6869 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
6870 in 32bit mode when XMM registers are available to avoid store
6872 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
6873 corresponding post-reload splitters.
6875 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6877 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
6878 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
6879 __builtin_ia32_roundss.
6880 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
6881 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
6882 __builtin_ia32_roundss.
6883 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
6884 IX86_BUILTIN_SHUFPD here.
6886 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6888 * config/i386/i386.md (plogic): New.
6889 (plogicprefix): Likewise.
6891 * config/i386/mmx.md (mmx_<code><mode>3): New.
6892 (mmx_and<mode>3): Removed.
6893 (mmx_ior<mode>3): Likewise.
6894 (mmx_xor<mode>3): Likewise.
6896 * config/i386/sse.md (<code><mode>3): New.
6897 (*<code><mode>3): Likewise.
6898 (*<code><mode>3): Likewise.
6899 (<code><mode>3): Likewise.
6900 (*sse_<code><mode>3): Likewise.
6901 (*sse2_<code><mode>3): Likewise.
6902 (<code>tf3): Likewise.
6903 (*<code>tf3): Likewise.
6904 (and<mode>3): Likewise.
6905 (*and<mode>3): Likewise.
6906 (ior<mode>3): Removed.
6907 (*ior<mode>3): Likewise.
6908 (xor<mode>3): Likewise.
6909 (*xor<mode>3): Likewise.
6910 (*and<mode>3): Likewise.
6911 (*ior<mode>3): Likewise.
6912 (*xor<mode>3): Likewise.
6913 (and<mode>3): Likewise.
6914 (*sse_and<mode>3): Likewise.
6915 (*sse2_and<mode>3): Likewise.
6917 (*andtf3): Likewise.
6918 (ior<mode>3): Likewise.
6919 (*sse_ior<mode>3): Likewise.
6920 (*sse2_ior<mode>3): Likewise.
6922 (*iortf3): Likewise.
6923 (xor<mode>3): Likewise.
6924 (*sse_xor<mode>3): Likewise.
6925 (*sse2_xor<mode>3): Likewise.
6927 (*xortf3): Likewise.
6929 2008-04-02 Richard Guenther <rguenther@suse.de>
6931 PR tree-optimization/14495
6932 PR tree-optimization/34793
6933 * tree-vrp.c (struct switch_update): New structure.
6934 (to_remove_edges, to_update_switch_stmts): New VECs.
6935 (simplify_switch_using_ranges): New function. Remove not taken
6936 case labels and edges.
6937 (simplify_stmt_using_ranges): Call it.
6938 (identify_jump_threads): Mark edges we have queued for removal
6939 so we don't thread them.
6940 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
6942 * tree-cfg.c (group_case_labels): Deal with missing default label.
6943 (tree_verify_flow_info): Allow missing default label.
6944 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
6945 (emit_case_nodes): Likewise.
6946 (expand_case): Do not rely on the default label to be present.
6947 * expr.c (try_casesi): Deal with NULL default_label.
6948 (do_tablejump): Likewise.
6950 2008-04-02 Richard Guenther <rguenther@suse.de>
6952 PR tree-optimization/14495
6953 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
6954 SWITCH_EXPR here ...
6955 (vrp_visit_switch_stmt): ... but here (new function).
6956 (find_case_label_index): New helper function.
6957 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
6959 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6961 * fwprop.c: Fix ISO-C99ism.
6963 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6966 * Makefile.in (objdir): Set it here.
6967 * configure.ac: Not here. Find dynamic linker characteristics.
6968 * exec-tool.in: Use them.
6969 * aclocal.m4: Regenerate.
6970 * configure: Regenerate.
6972 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6974 * expr.c (expand_var): Delete it.
6975 * expr.h (expand_var): Delete prototype.
6976 * function.c (expand_function_start): Use expand_decl instead.
6977 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
6980 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
6982 PR rtl-optimization/35542
6983 * fwprop.c (forward_propagate_and_simplify): Replace
6984 loc_reg_mentioned_in_p with reg_mentioned_p.
6986 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6988 PR rtl-optimization/35281
6989 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
6990 (propagate_rtx_1): Handle PR_HANDLE_MEM.
6991 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
6992 (varying_mem_p): Move above propagate_rtx.
6993 (all_uses_available_at): Do not check MEMs.
6995 2008-04-02 Rafael Espindola <espindola@google.com>
6997 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
6998 (register_edge_assert_for_2): Split the cond argument.
6999 (register_edge_assert_for_1): Adjust for the change in
7000 register_edge_assert_for_2.
7001 (register_edge_assert_for): Split the cond argument.
7002 (find_switch_asserts): Adjust for the change in
7003 register_edge_assert_for.
7005 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
7007 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
7008 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
7009 offsets for 64-bit mingw.
7010 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
7011 abi for x86_64-pc-mingw.
7013 2008-04-02 Richard Guenther <rguenther@suse.de>
7015 * tree-vrp.c (extract_range_from_assert): Make sure to not
7016 produce range min/max with TREE_OVERFOW set.
7017 If merging a anti-range and a range keep the anti-range if
7018 the range covers all values of the type.
7019 (register_edge_assert_for_2): Only allow sign-changing
7020 conversions in detecting canonical range checks. Also
7021 register an assert for the unsigned name if useful.
7023 PR tree-optimization/35787
7024 * tree-vrp.c (vrp_val_max): New function.
7025 (vrp_val_min): Likewise.
7026 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
7027 (vrp_val_is_min): Likewise.
7028 (supports_overflow_infinity): Use vrp_val_{min,max}.
7029 (negative_overflow_infinity): Likewise.
7030 (positive_overflow_infinity): Likewise.
7031 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
7032 (is_positive_overflow_infinity): Likewise.
7033 (is_overflow_infinity): Likewise.
7034 (avoid_overflow_infinity): Use vrp_val_{min,max} and
7035 vrp_val_is_{min,max}.
7036 (set_and_canonicalize_value_range): Canonicalize anti-ranges
7037 to ranges if possible. Avoid empty ranges.
7039 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7042 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
7043 the expression is a function address.
7045 2008-04-01 George Helffrich <george@gcc.gnu.org>
7047 PR fortran/35154, fortran/23057
7048 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
7049 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
7050 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
7051 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
7053 (dbxout_syms): Check for COMMON-based symbol and wrap in
7054 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
7055 in bracket for efficiency.
7057 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
7058 using DW_TAG_common_block + member offset.
7059 (add_pubname_string): New function.
7060 (dw_expand_expr): New function to find block name and offset for
7062 (common_check): New function to check whether symbol in Fortran COMMON.
7063 (gen_variable_die): If COMMON, use DW_TAG_common_block.
7065 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
7068 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
7070 2008-04-02 Ben Elliston <bje@au.ibm.com>
7072 * config/v850/v850.md (casesi): Remove if (0) code.
7073 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7074 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
7076 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
7078 * config/i386/i386.md (rex64suffix): New mode attribute.
7079 (floathi<mode>2): Disable expander for SSE math.
7080 (*floathi<mode>2_1): New insn insn_and_split pattern.
7081 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
7082 corresponding post-reload splitters.
7083 (*floathi<mode>2_i387): New macroized insn pattern.
7084 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
7085 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
7086 insn_and_split pattern.
7087 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
7088 New macroized instruction patterns and corresponding post-reload
7090 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
7091 and corresponding post-reload splitters.
7092 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
7093 New macroized instruction patterns.
7094 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
7095 macroized instruction patterns and corresponding post-reload splitters.
7096 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
7097 corresponding post-reload splitters.
7098 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
7099 New macroized instruction patterns.
7100 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
7101 corresponding post-reload splitters.
7102 (*floatsi<mode>2_i387): New macroized instruction patterns.
7104 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
7106 * config/i386/i386.md (smaxmin): New.
7107 (umaxmin): Likewise.
7108 (maxminiprefix): Likewise.
7109 (maxminfprefix): Likewise.
7110 (<code><mode>3): Likewise.
7111 (smin<mode>3): Removed.
7112 (smax<mode>3): Likewise.
7114 * config/i386/mmx.md (mmx_<code>v2sf3): New.
7115 (mmx_<code>v4hi3): Likewise.
7116 (mmx_<code>v8qi3): Likewise.
7117 (mmx_smaxv2sf3): Removed.
7118 (mmx_sminv2sf3): Likewise.
7119 (mmx_umaxv8qi3): Likewise.
7120 (mmx_smaxv4hi3): Likewise.
7121 (mmx_uminv8qi3): Likewise.
7122 (mmx_sminv4hi3): Likewise.
7124 * config/i386/sse.md (<addsub><mode>3): New.
7125 (*<addsub><mode>3): Likewise.
7126 (<sse>_vm<addsub><mode>3): Likewise.
7127 (<maxmin><mode>3): Likewise.
7128 (*<maxmin><mode>3_finite): Likewise.
7129 (*<maxmin><mode>3): Likewise.
7130 (<sse>_vm<maxmin><mode>3): Likewise.
7131 (sse3_h<addsub>v4sf3): Likewise.
7132 (sse3_h<addsub>v2df3): Likewise.
7133 (<maxmin>v16qi3): Likewise.
7134 (*<maxmin>v16qi3): Likewise.
7135 (<maxmin>v8hi3): Likewise.
7136 (*<maxmin>v8hi3): Likewise.
7137 (*sse4_1_<maxmin><mode>3): Likewise.
7138 (*sse4_1_<maxmin><mode>3): Likewise.
7139 (add<mode>3): Removed.
7140 (*add<mode>3): Likewise.
7141 (<sse>_vmadd<mode>3): Likewise.
7142 (sub<mode>3): Likewise.
7143 (*sub<mode>3): Likewise.
7144 (<sse>_vmsub<mode>3): Likewise.
7145 (smin<mode>3): Likewise.
7146 (*smin<mode>3_finite): Likewise.
7147 (*smin<mode>3): Likewise.
7148 (<sse>_vmsmin<mode>3): Likewise.
7149 (smax<mode>3): Likewise.
7150 (*smax<mode>3_finite): Likewise.
7151 (*smax<mode>3): Likewise.
7152 (<sse>_vmsmax<mode>3): Likewise.
7153 (sse3_haddv4sf3): Likewise.
7154 (sse3_haddv2df3): Likewise.
7155 (sse3_hsubv4sf3): Likewise.
7156 (sse3_hsubv2df3): Likewise.
7157 (umaxv16qi3): Likewise.
7158 (*umaxv16qi3): Likewise.
7159 (smaxv8hi3): Likewise.
7160 (*smaxv8hi3): Likewise.
7161 (*sse4_1_smax<mode>3): Likewise.
7162 (*sse4_1_umax<mode>3): Likewise.
7163 (uminv16qi3): Likewise.
7164 (*uminv16qi3): Likewise.
7165 (sminv8hi3): Likewise.
7166 (*sminv8hi3): Likewise.
7167 (*sse4_1_smin<mode>3): Likewise.
7168 (*sse4_1_umin<mode>3): Likewise.
7170 2008-04-01 Rafael Espindola <espindola@google.com>
7172 * tree-cfg.c (verify_expr): remove in_phi.
7173 (verify_stmt): Don't call walk_tree with verify_expr. Use
7174 is_gimple_min_invariant instead of is_gimple_val.
7176 2008-04-01 Joseph Myers <joseph@codesourcery.com>
7178 * doc/include/gpl_v3.texi: Update for manpage generation.
7179 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
7181 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
7182 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
7183 gpl_v3.texi instead of gpl.texi.
7186 2008-04-01 Jakub Jelinek <jakub@redhat.com>
7189 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
7191 2008-04-01 Rafael Espindola <espindola@google.com>
7193 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
7194 (extract_code_and_val_from_cond): Use
7195 extract_code_and_val_from_cond_with_ops.
7197 2008-04-01 Jan Hubicka <jh@suse.cz>
7199 * function.c (free_after_compilation): Free epilogue_delay_list.
7200 (prepare_function_start): Assert that previous compilation was freed.
7202 2008-04-01 Jan Hubicka <jh@suse.cz>
7203 Jim Wilson <wilson@tuliptree.org>
7204 Andreas Tobler <andreast@gcc.gnu.org>
7207 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
7208 rtl.emit instead cfun->emit.
7209 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
7210 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
7212 2008-04-01 Ben Elliston <bje@au.ibm.com>
7214 * doc/c-tree.texi (Function Basics): Fix grammatical error.
7216 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
7218 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
7220 (fprofile-use): Add var flag_profile_use
7221 * coverage.c (coverage_begin_output): Do not open a gcno file for
7222 output only if -ftest-coverage is set.
7223 Do not add getpwd() to gcda file path.
7224 (build_gcov_info): Check the new flag
7225 flag_profile_datafile_relative_path.
7226 (coverage_init): Use profile_data_prefix.
7227 Read profile counter only if flag_profile_use is set.
7228 * opts.c (common_handle_option): New option fprofile-use=,
7229 fprofile-dir=, fprofile-generate=.
7230 * toplev.c (profile_data_prefix): New variable definition.
7231 * toplev.h (profile_data_prefix): New declaration.
7232 * doc/invoke.tex (Option Summary, Optimization Options):
7235 2008-03-31 James E. Wilson <wilson@tuliptree.org>
7237 * varasm.c (output_constant_pool_1): In LABEL_REF check,
7238 use tmp consistently.
7241 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
7242 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7243 UNSPEC_FR_RECIP_APPROX_RES.
7244 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
7246 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
7249 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
7251 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7254 * fold-const.c (fold_indirect_ref_1): Support accessing non first
7255 element of the vector via a pointer.
7257 2008-03-31 Ian Lance Taylor <iant@google.com>
7259 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
7261 2008-03-31 Jan Hubicka <jh@suse.cz>
7263 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7264 get_arg_pointer_save_area.
7265 * expr.c (init_expr): Just clear out rtl.expr.
7266 * function.c (free_after_compilation): Clear out whole RTL structure.
7267 (get_func_frame_size): Merge into ...
7268 (get_frame_size): ... this one.
7269 (assign_stack_local_1): Merge into ...
7270 (assign_stack_local): ... this one.
7271 (expand_function_end): Update call of get_arg_pointer_save_area.
7272 (get_art_pointer_save_area): Remove cfun argument.
7273 * function.h (emit_status): regno_pointer_align does not need length
7274 attribute. Move x_regno_reg_rtx to ...
7275 (regno_reg_rtx): ... new global array.
7276 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
7277 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
7278 apply_args_value, forced_labels, stack_pointer_delta):
7280 (struct varasm_status): Move here from varasm.c
7281 (struct rtl_data): New. Move here some fields from struct function.
7282 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7283 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7284 used_temp_slots avail_temp_slots, temp_slot_level,
7285 nonlocal_goto_handler_labels): Update accesstors.
7286 (rtl): New global variable.
7287 (struct function): Move some fileds to rtl_data.
7288 (get_arg_pointer_save_area): Update prototype.
7289 * emit-rtl.c (rtl): Declare.
7290 (regno_reg_rtx): Declare.
7291 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7293 (gen_reg_rtx): Update.
7294 (init_virtual_regs): Do not tate emit_status argument.
7295 (init_emit): Do not allocate emit.
7296 * varasm.c (varasm_statuc): Move to function.h.
7297 (n_deferred_constatns): Update accestor.
7298 (init_varasm_status): Do not allocate varasm_status.
7299 (force_const_mem, get_pool_size, output_constant_pool): Update.
7300 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7301 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7303 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
7305 PR rtl-optimization/35729
7306 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
7309 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
7312 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
7313 load/store if memory is unaligned.
7314 (*movti_rex64): Likewise.
7316 * config/i386/predicates.md (misaligned_operand): New.
7318 2008-03-31 Andrew Pinski <pinskia@gmail.com>
7321 * tree-ssa-phiopt.c (conditional_replacement): Return early for
7324 2008-03-31 Jan Beulich <jbeulich@novell.com>
7326 * config/ia64/constraints.md: Add 'j' constraint.
7327 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
7328 (movdi_internal): Likewise.
7330 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
7333 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
7335 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
7338 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
7339 proper error message for the third argument on blendpd and
7342 * config/i386/sse.md (blendbits): New.
7343 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
7345 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
7347 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
7349 2008-03-30 Richard Guenther <rguenther@suse.de>
7352 * fold-const.c (fold_sign_changed_comparison): Do leave
7353 conversions to base-types alone.
7355 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
7357 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
7358 the link register if one altivec register is be saved.
7360 2008-03-30 Ben Elliston <bje@au.ibm.com>
7362 * final.c (final_scan_insn): Remove if (0) code.
7364 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
7366 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
7368 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
7370 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
7371 of V4SFmode to ix86_binary_operator_ok.
7373 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
7375 * config/i386/i386.c (override_options): Initialize
7376 ix86_veclib_handler to ix86_veclibabi_svml when
7377 -mveclibabi=svml is used.
7378 (ix86_veclibabi_svml): New function for SVML ABI style
7379 vectorization support.
7380 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
7382 2008-03-28 Rafael Espindola <espindola@google.com>
7384 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
7385 (tree_binary_nonnegative_warnv_p): Make it public.
7386 (tree_single_nonnegative_warnv_p): Make it public.
7387 (tree_invalid_nonnegative_warnv_p): Make it public.
7388 (tree_unary_nonzero_warnv_p): Make it public.
7389 (tree_binary_nonzero_warnv_p): Make it public
7390 (tree_single_nonzero_warnv_p): Make it public.
7391 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
7392 (extract_range_from_binary_expr): Split the expr argument.
7393 (extract_range_from_unary_expr): Split the expr argument.
7394 (extract_range_from_comparison): Split the expr argument.
7395 (extract_range_from_expr): Use the new aux functions.
7396 (vrp_evaluate_conditional_warnv): Use
7397 vrp_evaluate_conditional_warnv_with_ops.
7398 * tree.h (tree_unary_nonzero_warnv_p): Declare.
7399 (tree_binary_nonzero_warnv_p): Declare.
7400 (tree_single_nonzero_warnv_p): Declare.
7401 (tree_expr_nonzero_warnv_p): Declare.
7402 (tree_unary_nonnegative_warnv_p): Declare.
7403 (tree_binary_nonnegative_warnv_p): Declare.
7404 (tree_single_nonnegative_warnv_p): Declare.
7405 (tree_invalid_nonnegative_warnv_p): Declare.
7407 2008-03-28 Richard Guenther <rguenther@suse.de>
7409 PR tree-optimization/30317
7410 PR tree-optimization/30911
7411 PR tree-optimization/34793
7412 * tree-vrp.c (set_and_canonicalize_value_range): New function.
7413 (struct assert_locus_d): New member EXPR.
7414 (register_new_assert_for): Add EXPR parameter to support
7415 ASSERT_EXPR <name, expr OP limit>.
7416 (register_edge_assert_for_1): Adjust callers.
7417 (find_assert_locations): Likewise.
7418 (process_assert_insertions_for): Build condition from expression.
7419 (extract_range_from_assert): Handle ASSERT_EXPRs
7420 of the form ASSERT_EXPR <name, expr OP limit>.
7421 (register_edge_assert_for_2): New helper registering
7422 asserts for comparisons. Recognize range tests of the form
7423 (unsigned)i - CST1 OP CST2.
7424 (register_edge_assert_for_1): Use it.
7425 (register_edge_assert_for): Likewise.
7426 (needs_overflow_infinity): Integer sub-types
7427 do not need overflow infinities.
7428 (vrp_val_is_max): The extreme values of integer sub-types
7429 are those of the base type.
7430 (vrp_val_is_min): Likewise.
7431 * tree.def (ASSERT_EXPR): Document extra allowed conditional
7434 2008-03-28 Nick Clifton <nickc@redhat.com>
7437 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7438 Return GENERAL_REGS for stack adjustment reloads.
7440 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7443 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
7444 const_vector when all the vectors are constant.
7446 2008-03-27 Bob Wilson <bob.wilson@acm.org>
7448 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
7450 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
7451 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
7453 (s<code>_sf): Use new scc_sf attribute for opcode names.
7455 2008-03-27 Tom Tromey <tromey@redhat.com>
7457 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
7458 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
7459 config/spu/t-spu-elf, config/i386/t-interix,
7460 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
7461 config/i386/x-darwin, config/i386/x-mingw32,
7462 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
7463 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
7464 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
7465 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
7466 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
7467 config/rs6000/x-darwin, config/rs6000/t-rs6000,
7468 config/score/t-score-elf, config/arm/t-strongarm-pe,
7469 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
7470 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
7471 Revert automatic dependency patch.
7473 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
7476 * config/i386/i386.c (ix86_function_arg_boundary): Align
7477 decimal floating point to its natural boundary.
7479 2008-03-27 Richard Guenther <rguenther@suse.de>
7482 * fold-const.c (fold_comparison): Restrict distinct decl
7483 comparison folding to VAR_DECLs and PARM_DECLs. Do not
7484 solely rely on operand_equal_p.
7486 2008-03-27 Richard Guenther <rguenther@suse.de>
7489 * c-common.c (handle_weak_attribute): Reject combination of
7492 2008-03-27 Richard Guenther <rguenther@suse.de>
7494 PR tree-optimization/32810
7495 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
7496 conversions from DECL_INITIAL.
7497 (fold_const_aggregate_ref): Likewise from constructor elements.
7499 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
7501 * tree-affine.h (aff_combination_expand): Declare.
7502 (get_inner_reference_aff): Likewise.
7503 * tree-affine.c (aff_combination_expand): Split out from
7504 tree_to_aff_combination_expand.
7505 (get_inner_reference_aff): New function.
7506 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
7507 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
7508 (struct lim_aux_data): sm_done field removed.
7509 (mem_ref_loc_p, mem_ref_locs_p): New types.
7510 (struct mem_ref): Added id, stored, accesses_in_loop,
7511 indep_loop, dep_loop, indep_ref, dep_ref fields.
7512 Removed is_stored, locs and next fields.
7513 (memory_accesses): New variable.
7514 (movement_possibility): Do not allow moving statements
7515 that store to memory.
7516 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
7518 (determine_max_movement): For statements with memory references,
7519 find the outermost loop in that the reference is independent.
7520 (move_computations_stmt): Mark the virtual operands for renaming.
7521 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
7522 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
7523 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
7524 add_vop_ref_mapping, create_vop_ref_mapping_loop,
7525 create_vop_ref_mapping, analyze_memory_references,
7526 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
7527 get_all_locs_in_loop, ref_always_accessed_p,
7528 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
7529 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
7530 store_motion_loop, store_motion): New functions.
7531 (struct vop_to_refs_elt): New type.
7532 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
7533 memref_hash, memref_eq, hoist_memory_references): Rewritten.
7534 (schedule_sm): Replaced by...
7535 (execute_sm): ... this.
7536 (determine_lsm_ref, hoist_memory_references,
7537 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
7538 find_more_ref_vops, free_mem_ref, free_mem_refs,
7539 determine_lsm_loop, determine_lsm): Removed.
7540 (tree_ssa_lim_finalize): Free data structures used by store motion.
7541 (tree_ssa_lim): Call analyze_memory_references. Use
7542 store_motion instead of determine_lsm.
7544 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7546 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
7547 rename tmake_file to m68hc11/t-m68hc11.
7548 (mcore): Set inhibit_libc to true.
7549 * config.host (alpha*-dec-*vms*): Set extra_programs.
7550 (interix3*): Don't use host_xmake_file.
7551 * configure.ac: Let config.gcc override inhibit_libc.
7552 * configure: Regenerate.
7554 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
7555 * config/t-openbsd-thread: Remove commented out lines.
7557 * config/x-interix: Remove.
7559 * config/m68hc11/t-m68hc11-gas: Rename to...
7560 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
7562 * config/mcore/t-mcore: Remove T_CFLAGS.
7563 * config/mcore/t-mcore-pe: Likewise.
7565 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7567 * configure.ac: Replace custom __GNU_SOURCE test with
7568 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
7569 * aclocal.m4: Regenerate.
7570 * configure: Regenerate.
7571 * config.in: Regenerate.
7573 2008-03-27 Richard Guenther <rguenther@suse.de>
7575 * fold-const.c (target.h): Include.
7576 (fold_comparison): Fold comparison of addresses of decls
7577 that bind locally or of constants. Consolidate address folding code.
7578 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
7579 results from fold_binary_to_constant.
7580 (compare_values_warnv): Likewise.
7582 2008-03-27 Andrew Pinski <pinskia@gmail.com>
7585 * fold-const.c (fold_truthop): Check for integeral types when folding
7586 a == 0 && b == 0 and a != 0 || b != 0 .
7588 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
7590 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
7592 2008-03-26 Andreas Schwab <schwab@suse.de>
7594 * doc/invoke.texi: Fix use of @item vs. @itemx.
7596 2008-03-26 Tom Tromey <tromey@redhat.com>
7598 * Makefile.in (build/gensupport.o, build/print-rtl.o,
7599 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
7600 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
7601 build/gencodes.o, build/genconditions.o, build/genconfig.o,
7602 build/genconstants.o, build/genemit.o, build/genextract.o,
7603 build/genflags.o, build/genmddeps.o, build/genopinit.o,
7604 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
7607 2008-03-26 Richard Guenther <rguenther@suse.de>
7610 2008-03-26 Richard Guenther <rguenther@suse.de>
7612 * fold-const.c (target.h): Include.
7613 (fold_comparison): Fold comparison of addresses of two decls
7614 that bind locally. Consolidate address folding code.
7616 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7618 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
7619 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
7620 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
7621 dconstsqrt2, dconstthird, dconste and/or dconst10.
7622 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
7623 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
7624 dconstsqrt2, dconste): Delete.
7625 (init_emit_once): Likewise. Simplify initializing dconstm1.
7627 * real.c (get_real_const): New.
7628 * real.h (dconst3, dconst10, dconstm2, dconstthird,
7629 dconstsqrt2, dconste): Delete.
7630 (real_value_const, get_real_const): New.
7632 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
7634 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
7636 * config/i386/i386.c (ix86_function_arg_boundary): Check
7637 BIGGEST_ALIGNMENT instead of 128.
7638 (setup_incoming_varargs_64): Likewise.
7640 2008-03-26 Tom Tromey <tromey@redhat.com>
7642 * Makefile.in (DEPFILES): Add missing '/'.
7644 2008-03-26 Richard Guenther <rguenther@suse.de>
7646 * fold-const.c (target.h): Include.
7647 (fold_comparison): Fold comparison of addresses of two decls
7648 that bind locally. Consolidate address folding code.
7650 2008-03-26 Nick Clifton <nickc@redhat.com>
7653 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
7654 not allow INT+INT as a legitimate addressing mode.
7656 2008-03-26 Richard Guenther <rguenther@suse.de>
7658 * tree-flow.h (widen_bitfield): Remove declaration.
7659 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
7660 (widen_bitfield): Remove function.
7661 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
7664 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7667 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
7670 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
7672 PR rtl-optimization/35232
7673 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
7674 (forget_old_reloads_1, forget_marked_reloads): Don't clear
7675 reg_reloaded_call_part_clobbered here.
7676 (reload_regs_reach_end_p): New function.
7677 (reload_reg_rtx_for_input): New variable.
7678 (reload_reg_rtx_for_output): Likewise.
7679 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
7680 when reassigning a pseudo register. Load reloadreg from
7681 reload_reg_rtx_for_input, moving the mode and register
7683 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
7684 instead of the original when deciding whether an input reload
7685 would be a no-op or whether an output reload can be deleted.
7686 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
7687 when setting up new_spill_reg_store. Load it from
7688 reload_reg_rtx_for_output, moving the mode and register
7690 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
7691 instead of the original when deciding whether an output reload
7692 would be a no-op. Do the same when modifying insn notes.
7693 Use rtx_equal_p instead of == to compare the registers.
7694 (inherit_piecemeal_p): Take a mode and two register numbers
7696 (emit_reload_insns): Clear new_spill_reg_store for every hard
7697 register in the reload register. Remove spill registers
7698 from reg_reloaded_valid before considering whether to record
7699 inheritance information for them. Use reload_reg_rtx_for_output
7700 instead of reg_rtx when recording output reloads. Use
7701 reload_reg_rtx_for_input instead of reg_rtx when recording
7702 input reloads. Set or clear reg_reloaded_call_part_clobbered
7703 at the same time as setting reg_reloaded_valid.
7704 (delete_output_reload): Add a new_reload_reg parameter and use it
7705 instead of rld[j].reg_rtx.
7706 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
7709 2008-03-25 Tom Tromey <tromey@redhat.com>
7711 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
7712 (build/genattr.o): Likewise.
7713 (build/genattrtab.o): Likewise.
7714 (build/gencodes.o): Likewise.
7715 (build/genconfig.o): Likewise.
7716 (build/genconstants.o): Likewise.
7717 (build/genemit.o): Likewise.
7718 (build/genextract.o): Likewise.
7719 (build/genflags.o): Likewise.
7721 2008-03-25 Bob Wilson <bob.wilson@acm.org>
7723 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
7724 instead of size_int for integer types.
7725 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
7726 to match type of MINUS_EXPR.
7728 2008-03-25 Tom Tromey <tromey@redhat.com>
7730 * configure: Rebuilt.
7731 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
7734 2008-03-25 Tom Tromey <tromey@redhat.com>
7736 * config/x-solaris (host-solaris.o): Update.
7737 * config/x-linux (host-linux.o): Update.
7738 * config/x-hpux (host-hpux.o): Update.
7739 * config/x-darwin (host-darwin.o): Update.
7740 * config/v850/t-v850e (v850-c.o): Update.
7741 * config/v850/t-v850 (v850-c.o): Update.
7742 * config/t-vxworks (vxworks.o): Update.
7743 * config/t-sol2 (sol2-c.o, sol2.o): Update.
7744 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
7745 * config/spu/t-spu-elf (spu-c.o): Update.
7747 * config/sh/t-symbian (sh-c.o): Update.
7748 (symbian.o): Update.
7749 * config/sh/t-sh (sh-c.o): Update.
7750 * config/score/t-score-elf (score7.o, score3.o): Update.
7751 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
7752 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
7753 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
7754 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
7756 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7757 * config/m32c/t-m32c (m32c-pragma.o): Update.
7758 * config/ia64/t-ia64 (ia64-c.o): Update.
7759 * config/i386/x-mingw32 (host-mingw32.o): Update.
7760 * config/i386/x-i386 (driver-i386.o): Update.
7761 * config/i386/x-darwin (host-i386-darwin.o): Update.
7762 * config/i386/x-cygwin (host-cygwin.o): Update.
7763 * config/i386/t-nwld (nwld.o): Update.
7764 * config/i386/t-netware (netware.o): Update.
7765 * config/i386/t-interix (winnt.o): Update.
7766 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
7767 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
7768 msformat-c.o): Update.
7769 * config/bfin/t-bfin-linux (generated_files): Add
7770 linux-sysroot-suffix.h.
7771 * config/arm/t-wince-pe (pe.o): Update.
7772 * config/arm/t-strongarm-pe (pe.o): Update.
7773 * config/arm/t-pe (pe.o): Update.
7774 * config/arm/t-arm (arm-c.o): Update.
7775 * doc/install.texi (Prerequisites): Require make 3.80.
7776 * Makefile.in: Remove .o targets.
7777 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
7778 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
7779 (simple_generated_h, simple_generated_c): Move earlier.
7780 (generated_files): New variable.
7781 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
7782 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
7783 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
7784 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
7785 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
7786 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
7787 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
7788 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
7789 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
7790 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
7791 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
7792 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
7794 (COMPILE.base, COMPILE): New variables.
7795 (%.o): New pattern rule.
7796 (ALL_HOST_OBJS): New variable.
7797 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
7798 (dummy-checksum.o, cc1-checksum.o): Remove.
7799 (DRIVER_SHLIB): New variable.
7800 (DRIVER_DEFINES): Use it.
7801 (gencondmd.c): Move out of build/.
7802 (s-conditions): Update.
7803 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
7804 (ALL_BUILD_OBJS): Likewise.
7805 (build/%.o): Use BUILDCOMPILE.
7806 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
7807 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
7808 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
7809 build/gencheck.o, build/gencodes.o, build/genconditions.o,
7810 build/genconfig.o, build/genconstants.o, build/genemit.o,
7811 build/genextract.o, build/genflags.o, build/genmddeps.o,
7812 build/genopinit.o, build/genoutput.o, build/genpeep.o,
7813 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
7814 build/gen-protos.o, build/scan.o, build/fix-header.o,
7815 build/scan-decls.o): Simplify.
7816 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
7817 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
7818 prefix.o, toplev.o): Reduce to variable setting.
7819 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
7820 ($(out_object_file), gcc-options.o): New targets.
7821 ($(ALL_HOST_OBJS)): New target. Include dependency files.
7822 * configure: Rebuilt.
7823 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
7824 * doc/sourcebuild.texi (Front End Directory): Document new variable.
7826 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
7828 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
7829 complain when we hit an error, return ERROR_MARK_NODE.
7831 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7833 * config/sh/constraints.md (Pso, Psz): New constraints.
7834 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
7835 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
7837 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7839 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
7840 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
7842 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7844 * config/sh/sh.md (prefetch): Add condition for SH2A target.
7845 (prefetch_sh2a): New.
7847 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7848 Naveen.H.S <naveen.hs@kpitcummins.com>
7850 * config/sh/constraints.md (I28): New constraint.
7851 * config/sh/sh.c (broken_move): Add support for movi20s.
7852 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
7854 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
7855 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7856 Naveen.H.S <naveen.hs@kpitcummins.com>
7858 * config/sh/sh.c (SH_ATTRIBUTES): Define.
7859 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7860 (print_operand): Handle resbank in %@ operand code.
7861 (sh_encode_section_info): New.
7862 (push_regs): Add conditions for resbank.
7863 (sh_expand_epilogue): Likewise.
7864 (sh_insert_attributes): Likewise.
7865 (sh_attribute_table): Likewise.
7866 (sh_handle_resbank_handler_attribute): New.
7867 (sh2a_handle_function_vector_handler_attribute): New.
7868 (sh2a_is_function_vector_call): New.
7869 (sh2a_get_function_vector_number): New.
7870 (sh2a_function_vector_p): New.
7871 (sh_cfun_resbank_handler_p): New.
7872 * config/sh/sh.md (calli): Emit jsr/n if possible.
7873 (calli_tbr_rel): New.
7874 (calli_pcrel): Emit jsr/n if possible.
7875 (return_i): Emit rts/n if possible.
7876 (call_valuei_tbr_rel): New.
7877 (call_valuei_pcrel): Add condition for SH2A target.
7878 (call_value): Likewise.
7879 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
7880 (sh2a_get_function_vector_number): Likewise.
7881 (sh2a_is_function_vector_call): Likewise.
7882 * doc/extend.texi: Document TBR relative addressing of SH2A.
7883 (resbank): Add description for SH2A.
7885 2008-03-24 Richard Guenther <rguenther@suse.de>
7888 * gimplify.c (gimplify_modify_expr): For frontend type-correct
7889 pointer assignments change conversions according to middle-end rules.
7890 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
7891 * configure.ac: Include type checking in yes.
7892 * configure: Regenerate.
7894 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7896 * diagnostic.c (diagnostic_count_diagnostic): Delete.
7897 (diagnostic_report_diagnostic): Update. Handle ICEs here.
7899 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
7901 * gthr-vxworks.h (UNUSED): Define.
7903 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
7905 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
7907 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
7909 * doc/extend.texi (Function Attributes): Add missing comma in the
7910 example of the "alloc_size" attribute.
7912 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
7915 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7917 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7920 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7923 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7924 of the underlying type of a MS bitfield layout to the natural
7925 alignment of the type.
7927 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7929 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7930 to their natural alignment to avoid store forwarding stalls.
7932 2008-03-22 Richard Guenther <rguenther@suse.de>
7934 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
7935 For PHI nodes verify the address is invariant.
7936 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
7937 (get_symbol_constant_value): Use is_gimple_min_invariant.
7938 (maybe_fold_stmt_indirect): Likewise.
7940 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
7942 PR rtl-optimization/33927
7943 * Makefile.in (dse.o): Depend on $(TM_P_H).
7944 * expr.h (extract_low_bits): Declare.
7945 * expmed.c (extract_low_bits): New function.
7946 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
7947 * dse.c: Include tm_p.h.
7948 (find_shift_sequence): Remove the read_reg argument and return the
7949 read value. Emit the instructions instead of returning them.
7950 Iterate on new_mode rather than calculating it each time.
7951 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
7952 source to NEW_MODE and extract_low_bits to convert the shifted
7954 (replace_read): Allow the load and store to have different mode
7955 classes. Use extract_low_bits when SHIFT == 0. Create the shift
7956 or extraction instructions before trying the replacement. Update
7957 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
7959 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7961 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7962 to their natural alignment to avoid store forwarding stalls.
7964 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7967 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
7968 encouraging but not allowing gprs for input;
7969 change the input constraint to !f#r.
7970 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
7972 change the output constraint to !f#r.
7974 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
7977 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
7978 corresponding post-reload splitters.
7979 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
7980 when x87 FP math is selected.
7981 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
7982 New function prototype.
7983 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
7984 unreachable function to ease macroization of insn patterns.
7986 2008-03-21 Martin Jambor <mjambor@suse.cz>
7988 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
7989 reference dumps if ddr is NULL or dependence is unknown.
7991 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7993 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
7994 unsigned extension into account.
7995 (ATOMIC_COMPARE_AND_SWAP): Likewise.
7996 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
7997 Do computations on a scratch register.
7999 2008-03-21 Richard Guenther <rguenther@suse.de>
8001 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
8002 Use is_gimple_min_invariant instead of TREE_INVARIANT.
8003 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
8004 * tree-ssa-dom.c (record_equality): Likewise.
8005 * tree-inline.c (copy_body_r): Likewise.
8006 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
8009 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8011 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
8012 as 'delete_unused' argument.
8014 2008-03-20 Richard Guenther <rguenther@suse.de>
8016 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
8017 special casing of constant qualifiers.
8018 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
8019 care about them in general.
8020 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
8021 regardless of their type.
8022 (fold_stmt_r): Forcefully fold *& if we end up with that.
8024 2008-03-20 Paul Brook <paul@codesourcery.com>
8026 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
8027 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
8029 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
8031 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
8032 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
8034 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
8036 * common.opt (Wmudflap): New option.
8037 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
8038 (mx_register_decls): Likewise.
8039 (mudflap_finish_file): Likewise.
8040 * doc/invoke.texi: Document -Wno-mudflap.
8042 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
8044 * c-format.c (replace_format_name_to_system_name): New.
8046 (convert_format_name_to_system_name): New.
8047 (decode_format_attr): Add use of convert_format_name_to_system_name.
8048 (format_types_orig): Add gnu_ prefix to names.
8049 (check_format_info_main): Special treating of \0 escaped names for
8050 supporting multi-character format specifiers as I32, I64.
8051 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
8052 (gnu_target_overrides_format_attributes): New.
8053 * c-format.h: Add structure target_ovr_attr to hold
8054 system specific formatter names.
8055 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
8056 msformat-c.o file to c_target_objs and cxx_target_objs.
8057 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8058 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
8059 (TARGET_N_FORMAT_TYPES): New.
8060 * config/i386/msformat-c.c: New.
8061 * config/i386/t-cygming: Add build rule for msformat-c.o.
8062 * doc/extend.texi: Add new format names gnu_* and ms_* and
8064 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8066 2008-03-20 Ira Rosen <irar@il.ibm.com>
8068 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
8069 optimizations turned on under -O3.
8070 (ftree-vectorize): Add that the flag is turned on with -O3.
8072 2008-03-20 Ben Elliston <bje@au.ibm.com>
8074 * regmove.c (try_auto_increment): Fix spelling error in comment.
8075 * final.c (final_scan_insn): Likewise.
8077 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
8080 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
8081 allocator preferences for "y" and "r" class registers.
8082 ("*mov<mode>_internal"): Ditto.
8083 ("*movv2sf_internal_rex64"): Ditto.
8084 ("*movv2sf_internal"): Ditto.
8086 2008-03-19 Michael Matz <matz@suse.de>
8089 * calls.c (expand_call): Check overlap of arguments with call
8090 address for sibcalls.
8092 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8095 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8096 of the underlying type of a MS bitfield layout to the natural
8097 alignment of the type.
8099 2008-03-19 Jan Hubicka <jh@suse.cz>
8102 * toplev.c (decode_d_option): Handle all CPP flags.
8103 * tree-vrp.c: Update tree_pass descriptors.
8104 * regrename.c: Update tree_pass descriptors.
8105 * fwprop.c: Update tree_pass descriptors.
8106 * doc/invoke.texi: Remove documentation of dropped -d? flags.
8107 * tree-into-ssa.c: Update tree_pass descriptors.
8108 * tree-dump.c: Update tree_pass descriptors.
8109 * tree-complex.c: Update tree_pass descriptors.
8110 * tree-dump.h: Update tree_pass descriptors.
8111 * see.c: Update tree_pass descriptors.
8112 * cgraphbuild.c: Update tree_pass descriptors.
8113 * tracer.c: Update tree_pass descriptors.
8114 * tree-loop-distribution.c: Update tree_pass descriptors.
8115 * cgraph.c: Update tree_pass descriptors.
8116 * postreload-gcse.c: Update tree_pass descriptors.
8117 * postreload.c: Update tree_pass descriptors.
8118 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
8119 * tree-tailcall.c: Update tree_pass descriptors.
8120 * tree-pass.h (tree_opt_pass): Rename to ...
8121 (opt_pass) ... this one; add "type" field and remove letter field.
8122 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
8123 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
8124 all_lowering_passes): Update declaration.
8125 * ipa-cp.c: Update tree_pass descriptors.
8126 * final.c: Update tree_pass descriptors.
8127 * omp-low.c: Update tree_pass descriptors.
8128 * tree-ssa-dse.c: Update tree_pass descriptors.
8129 * ipa-reference.c: Update tree_pass descriptors.
8130 * tree-ssa-uncprop.c: Update tree_pass descriptors.
8131 * auto-inc-dec.c: Update tree_pass descriptors.
8132 * reorg.c: Update tree_pass descriptors.
8133 * cgraphunit.c: Update tree_pass descriptors.
8134 * tree-ssa-copyrename.c: Update tree_pass descriptors.
8135 * tree-ssa-ccp.c: Update tree_pass descriptors.
8136 * df-core.c: Update tree_pass descriptors.
8137 * mode-switching.c: Update tree_pass descriptors.
8138 * tree-nomudflap.c: Update tree_pass descriptors.
8139 * modulo-sched.c: Update tree_pass descriptors.
8140 * ipa-pure-const.c: Update tree_pass descriptors.
8141 * cse.c: Update tree_pass descriptors.
8142 * web.c: Update tree_pass descriptors.
8143 * tree-stdarg.c: Update tree_pass descriptors.
8144 * tree-ssa-math-opts.c: Update tree_pass descriptors.
8145 * tree-ssa-dom.c: Update tree_pass descriptors.
8146 * tree-nrv.c: Update tree_pass descriptors.
8147 * tree-ssa-alias.c: Update tree_pass descriptors.
8148 * loop-init.c: Update tree_pass descriptors.
8149 * gimple-low.c: Update tree_pass descriptors.
8150 * ipa-inline.c: Update tree_pass descriptors.
8151 * tree-ssa-sink.c: Update tree_pass descriptors.
8152 * global.c: Update tree_pass descriptors.
8153 * ifcvt.c: Update tree_pass descriptors.
8154 * jump.c: Update tree_pass descriptors.
8155 * predict.c: Update tree_pass descriptors.
8156 * tree-ssa-loop.c: Update tree_pass descriptors.
8157 * recog.c: Update tree_pass descriptors.
8158 * dse.c: Update tree_pass descriptors.
8159 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
8160 * tree-eh.c: Update tree_pass descriptors.
8161 * regmove.c: Update tree_pass descriptors.
8163 * function.c: Update tree_pass descriptors.
8164 * tree-vectorizer.c: Update tree_pass descriptors.
8165 * gcse.c: Update tree_pass descriptors.
8166 * ipa-type-escape.c: Update tree_pass descriptors.
8167 * tree-if-conv.c: Update tree_pass descriptors.
8168 * init-regs.c: Update tree_pass descriptors.
8169 * ipa.c: Update tree_pass descriptors.
8170 * tree-ssa-phiopt.c: Update tree_pass descriptors.
8171 * rtl-factoring.c: Update tree_pass descriptors.
8172 * lower-subreg.c: Update tree_pass descriptors.
8173 * bt-load.c: Update tree_pass descriptors.
8174 * tree-dfa.c: Update tree_pass descriptors.
8175 * except.c: Update tree_pass descriptors.
8176 * emit-rtl.c: Update tree_pass descriptors.
8177 * cfgexpand.c: Update tree_pass descriptors.
8178 * tree-cfgcleanup.c: Update tree_pass descriptors.
8179 * cfgcleanup.c: Update tree_pass descriptors.
8180 * tree-ssa-pre.c: Update tree_pass descriptors.
8181 * tree-sra.c: Update tree_pass descriptors.
8182 * tree-mudflap.c: Update tree_pass descriptors.
8183 * tree-ssa-copy.c: Update tree_pass descriptors.
8184 * cfglayout.c: Update tree_pass descriptors.
8185 * tree-ssa-forwprop.c: Update tree_pass descriptors.
8186 * tree-ssa-dce.c: Update tree_pass descriptors.
8187 * tree-ssa.c: Update tree_pass descriptors.
8188 * regclass.c: Update tree_pass descriptors.
8189 * integrate.c: Update tree_pass descriptors.
8190 * tree-optimize.c: Update tree_pass descriptors.
8191 * tree-ssa-phiprop.c: Update tree_pass descriptors.
8192 * tree-object-size.c: Update tree_pass descriptors.
8193 * combine.c: Update tree_pass descriptors.
8194 * tree-outof-ssa.c: Update tree_pass descriptors.
8195 * bb-reorder.c: Update tree_pass descriptors.
8196 * stack-ptr-mod.c: Update tree_pass descriptors.
8197 * var-tracking.c: Update tree_pass descriptors.
8198 * tree-profile.c: Update tree_pass descriptors.
8199 * tree-vect-generic.c: Update tree_pass descriptors.
8200 * reg-stack.c: Update tree_pass descriptors.
8201 * sched-rgn.c: Update tree_pass descriptors.
8202 * tree-ssa-structalias.c: Update tree_pass descriptors.
8203 * tree-cfg.c: Update tree_pass descriptors.
8204 * passes.c (current_pass): Update declaration.
8205 (finish_optimization_passes): Update.
8206 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
8207 (register_one_dump_file, register_dump_files_1, next_pass_1):
8209 (init_optimization_passes): Update handling of new types.
8210 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
8211 * ipa-struct-reorg.c: Update tree_pass descriptors.
8212 * tree-ssa-reassoc.c: Update tree_pass descriptors.
8213 * combine-stack-adj.c: Update tree_pass descriptors.
8214 * cfgrtl.c: Update tree_pass descriptors.
8215 * dce.c: Update tree_pass descriptors.
8216 * tree-ssanames.c: Update tree_pass descriptors.
8218 2008-03-19 Richard Guenther <rguenther@suse.de>
8221 * tree-ssa.c (walk_data): New structure.
8222 (warn_uninitialized_var): If not always_executed warn with "maybe"
8224 (execute_early_warn_uninitialized): Compute post-dominators.
8225 Initialize always_executed before processing each basic block.
8227 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8230 * config/i386/i386.c (x86_this_parameter): Calculate correct location
8231 of "this" pointer when "regparm = N" or "fastcall" is in effect.
8233 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8235 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
8237 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
8239 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
8241 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
8242 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
8243 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
8244 target after ignore has been set, and move there also the commputation
8245 of subtarget and original_target.
8246 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
8247 (LANG_HOOKS_INITIALIZER): Remove it.
8248 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
8250 2008-03-18 Richard Guenther <rguenther@suse.de>
8252 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
8253 found an expression with constants, note that in the VN for the lhs.
8254 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
8255 fold them to constants if possible. Run cleanup_cfg if done so.
8256 (execute_pre): Return todo.
8258 (execute_fre): Likewise.
8259 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
8261 (get_prop_source_stmt): Look through pointer conversions.
8263 2008-03-18 Jan Hubicka <jh@suse.cz>
8265 * tree-pretty-print.c: Include predict.h.
8266 (dump_generic_node): Dump predictor.
8267 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
8268 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
8269 * gimple-low.c (lower_stmt): Likewise.
8270 * expr.c (expand_expr_real): Likewise.
8271 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
8273 (build_predict_expr, build_predict_expr): New.
8274 * predict.h (predictor_name, build_predict_expr): Update.
8275 * c-typeck.c (c_finish_bc_stmt): Add prediction.
8276 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
8277 * predict.def (PRED_CONTINUE): Update hitrate.
8278 * tree.def (PREDICT_EXPR): Define.
8279 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
8280 do not handle BIND_EXPR.
8281 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
8282 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
8283 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
8286 2008-03-18 Michael Matz <matz@suse.de>
8288 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
8290 2008-03-18 Richard Guenther <rguenther@suse.de>
8292 * tree-gimple.h (is_gimple_invariant_address): Declare.
8293 (is_gimple_constant): Likewise.
8294 * tree-gimple.c (is_gimple_constant): New function.
8295 (is_gimple_invariant_address): Likewise.
8296 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
8297 and is_gimple_invariant_address.
8298 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
8300 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
8301 an addressable base.
8303 2008-03-18 Jakub Jelinek <jakub@redhat.com>
8306 * gimplify.c (gimplify_expr): Gimplify second operand of
8309 2008-03-17 Richard Guenther <rguenther@suse.de>
8311 PR tree-optimization/19637
8312 * fold-const.c (fold_unary): Remove restrictions of removing
8313 intermediate pointer-conversions (P2)(P1)P0.
8314 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
8315 conversion to void pointer.
8316 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
8318 2008-03-16 James E. Wilson <wilson@tuliptree.org>
8321 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
8322 emulated thread local variables.
8324 2008-03-16 Richard Guenther <rguenther@suse.de>
8327 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
8328 expand TREE_INVARIANT operations that are not gimple invariant.
8330 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
8332 * doc/extend.texi (Alignment): Say that the ABI controls
8333 the __alignof__ for non-strict-alignment targets rather
8334 than being a recommendation.
8336 2008-03-15 Paul Brook <paul@codesourcery.com>
8338 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
8340 (arm_output_fn_unwind): Mark functions that can not be unwound.
8342 2008-03-15 Paul Brook <paul@codesourcery.com>
8344 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
8345 extension instructions.
8347 2008-03-15 Richard Guenther <rguenther@suse.de>
8349 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
8350 and fold constant aggregate refs.
8351 (fold_const_aggregate_ref): Handle string constants
8352 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
8353 (evaluate_stmt): Simplify now that ccp_fold folds constant
8356 2008-03-15 Paul Brook <paul@codesourcery.com>
8358 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
8359 (extzv): Use gen_extzv_t2.
8360 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
8362 2008-03-15 Richard Guenther <rguenther@suse.de>
8364 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
8365 (fold_const_aggregate_ref): Likewise.
8366 (get_value): Return NULL if we don't have any values.
8367 (ccp_finalize): Set const_val to NULL after freeing it.
8368 * tree-flow.h (get_symbol_constant_value): Declare.
8369 (fold_const_aggregate_ref): Likewise.
8370 * tree-ssa-sccvn.c (try_to_simplify): Use them.
8372 2008-03-15 Richard Guenther <rguenther@suse.de>
8375 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
8376 to not produce negative array indices if not allowed. Add
8377 parameter to indicate that.
8378 (maybe_fold_offset_to_component_ref): Allow negative array
8379 indices only for the first member of a structure.
8380 (maybe_fold_offset_to_reference): Allow negative array indices.
8381 (maybe_fold_stmt_addition): Likewise.
8383 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
8384 Anatoly Sokolov <aesok@post.ru>
8386 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
8387 (avr_arch): Add ARCH_AVR6.
8388 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
8389 (initial_elimination_offset): Initialize and use 'avr_pc_size'
8390 instead of fixed value 2.
8391 (print_operand_address): Use gs() asm specifier instead of pm().
8392 (avr_assemble_integer): (Ditto.).
8393 (avr_output_addr_vec_elt): (Ditto.).
8394 (print_operand): Handle "!" code.
8395 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
8396 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
8397 (AVR_HAVE_EIJMP_EICALL): Define.
8398 (AVR_3_BYTE_PC): Redefine.
8399 (AVR_2_BYTE_PC): (Ditto.).
8400 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
8401 (LINK_SPEC): Add atmega2560 and atmega2561.
8402 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
8404 * config/avr/avr.md (call_insn): Use eicall instead of icall
8405 for 3 byte PC devices.
8406 (call_value_insn): (Ditto.).
8407 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
8408 (indirect_jump): Use only for for 2 byte PC devices.
8409 (*tablejump): (Ditto.).
8410 (*indirect_jump_avr6): Add insn.
8411 (*tablejump_rjmp): Don't use for 3 byte PC devices.
8412 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
8413 instead of ijmp for 3 byte PC devices.
8414 (__tablejump2__): (Ditto.).
8415 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
8416 (MULITLIB_DIRNAMES): (Ditto.).
8417 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
8419 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
8421 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
8422 "sse2_umulsidi3". Use V1DI mode for operand 0.
8423 ("mmx_psadbw"): Use V1DI mode for operand 0.
8424 * config/i386/i386-modes.def (V1SI): New vector mode.
8425 * config/i386/i386.c (struct builtin_description)
8426 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
8427 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
8428 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
8429 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
8430 v1di_ftype_v8qi_v8qi type.
8431 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
8433 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
8434 __builtin_ia32_pmuludq]: Fix the mode of return value.
8436 2008-03-15 Richard Guenther <rguenther@suse.de>
8439 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
8442 2008-03-14 Bob Wilson <bob.wilson@acm.org>
8444 * doc/invoke.texi (Option Summary, Xtensa Options): Document
8445 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
8446 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
8447 unless TARGET_SERIALIZE_VOLATILE is enabled.
8448 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
8449 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
8450 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
8452 2008-03-14 Richard Guenther <rguenther@suse.de>
8454 PR tree-optimization/34172
8455 * tree-flow.h (refs_may_alias_p): Declare.
8456 (get_single_def_stmt): Likewise.
8457 (get_single_def_stmt_from_phi): Likewise.
8458 (get_single_def_stmt_with_phi): Likewise.
8459 * tree-dfa.c (refs_may_alias_p): New function.
8460 (get_single_def_stmt): Likewise.
8461 (get_single_def_stmt_from_phi): Likewise.
8462 (get_single_def_stmt_with_phi): Likewise.
8463 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
8464 (vn_reference_lookup_1): New helper function.
8465 (vn_reference_lookup): Walk the virtual use-def chain to
8466 continue searching for a match if the def does not alias the
8467 reference we are looking for.
8469 2008-03-14 David Edelsohn <edelsohn@gnu.org>
8471 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
8472 archive and Perzl. Update The Written Word listing.
8474 2008-03-14 Richard Guenther <rguenther@suse.de>
8476 PR tree-optimization/34043
8477 PR tree-optimization/33989
8478 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
8480 (bitmap_find_leader): Use extra argument to verify dominance
8481 relationship inside a basic-block.
8482 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
8483 (find_leader_in_sets): Adjust.
8484 (create_component_ref_by_pieces): Take extra argument for
8485 dominance check, handle lookup failures.
8486 (find_or_generate_expression): Likewise.
8487 (create_expression_by_pieces): Likewise.
8488 (insert_into_preds_of_block): Adjust.
8489 (create_value_expr_from): If asked for, verify all operands
8490 are in the blocks AVAIL_OUT set.
8491 (make_values_for_stmt): Check for SSA_NAMEs that are life
8492 over an abnormal edge.
8493 (compute_avail): Remove such check.
8494 (do_SCCVN_insertion): New function.
8495 (eliminate): If we do not find a leader suitable for replacement
8496 insert a replacement expression from SCCVN if available.
8497 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
8498 (struct vn_ssa_aux): Add needs_insertion flag.
8499 * tree-ssa-sccvn.c (may_insert): New global flag.
8500 (copy_reference_ops_from_ref): Value-number union member access
8501 based on its size, not type and member if insertion is allowed.
8502 (visit_reference_op_load): For a weak match from union type
8503 punning lookup a view-converted value and insert a SSA_NAME
8504 for that value if that is not found.
8505 (visit_use): Make dumps shorter. Do not disallow value numbering
8506 SSA_NAMEs that are life over an abnormal edge to constants.
8507 (free_scc_vn): Release inserted SSA_NAMEs.
8508 (run_scc_vn): New flag to specify whether insertion is allowed.
8509 Process SSA_NAMEs in forward order.
8510 * tree-ssa-loop-im.c (for_each_index): Handle invariant
8511 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
8512 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
8513 pointer type to/from integral types that do not change the
8514 precision to regular conversions.
8516 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8518 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8519 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8520 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
8521 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
8522 input arguments and the mode of return value. Built-in functions
8523 that operate on whole 64-bit MMX register now use V1DI mode.
8525 2008-03-13 Alon Dayan <alond@il.ibm.com>
8526 Olga Golovanevsky <olga@il.ibm.com>
8528 PR tree-optimization/35041
8529 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
8530 to locate the right position in a statement.
8532 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8536 * config/i386/xmmintrin.h: Change all static inline functions to
8537 extern inline and add __gnu_inline__ attribute.
8538 * config/i386/bmintrin.h: Ditto.
8539 * config/i386/smmintrin.h: Ditto.
8540 * config/i386/tmmintrin.h: Ditto.
8541 * config/i386/mmintrin-common.h: Ditto.
8542 * config/i386/ammintrin.h: Ditto.
8543 * config/i386/emmintrin.h: Ditto.
8544 * config/i386/pmmintrin.h: Ditto.
8545 * config/i386/mmintrin.h: Ditto.
8546 * config/i386/mm3dnow.h: Ditto.
8548 2008-03-13 Jakub Jelinek <jakub@redhat.com>
8551 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
8552 (lower_omp_2): New function.
8553 (lower_omp_1, lower_omp): Rewritten.
8555 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
8558 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
8559 with the phrase "Microsoft Windows compilers".
8560 (Push/Pop Macro Pragmas): New subsection. Document
8561 #pragma push_macro and pragma pop_macro.
8563 2008-03-12 Paul Brook <paul@codesourcery.com>
8565 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
8567 2008-03-12 Paul Brook <paul@codesourcery.com>
8569 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
8570 (thumb2_alusi3_short): Exclude PLUS and MINUS.
8571 (thumb2_addsi_shortim): Rename ...
8572 (thumb2_addsi_short): ... to this. Allow register operands.
8573 (thumb2_subsi_short): New pattern.
8574 (thumb2_one_cmplsi2_short,
8575 thumb2_negsi2_short): New patterns and peepholes.
8577 2008-03-12 Paul Brook <paul@codesourcery.com>
8579 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
8581 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
8583 * config/i386/i386.md (int_cond): New code iterator.
8585 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
8586 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
8587 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
8588 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
8589 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
8590 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
8591 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
8592 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
8594 2008-03-12 Paul Brook <paul@codesourcery.com>
8596 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
8597 instead of {arm,thumb}_compute_save_reg_mask.
8598 (output_return_instruction): Ditto.
8599 (thumb_unexpanded_epilogue): Ditto.
8600 (thumb1_expand_prologue): Ditto.
8601 (thumb1_output_function_prologue): Ditto.
8602 (arm_set_return_address): Ditto.
8603 (thumb_set_return_address): Ditto.
8604 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
8605 regs to achieve stack alignment.
8606 (thumb1_compute_save_reg_mask): Fix compiler warning.
8607 (arm_output_epilogue): Use offsets->saved_regs_mask.
8608 Adjust stack pointer by poping call clobered registers.
8609 (arm_expand_prologue): Use offsets->saved_regs_mask.
8610 Adjust stack pointer by pushing extra registers.
8611 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
8613 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
8616 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
8617 conversion to the operands of a multiplication.
8619 2008-03-12 Richard Guenther <rguenther@suse.de>
8621 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
8622 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
8623 * timevar.def (TV_TREE_PHIPROP): Add.
8624 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
8625 pass description. Use TV_TREE_PHIPROP.
8626 * tree-ssa-forwprop.c: Remove phiprop code.
8628 2008-03-12 Jakub Jelinek <jakub@redhat.com>
8631 * omp-low.c (maybe_lookup_decl): Constify first argument.
8632 (use_pointer_for_field): Change last argument from bool to
8633 omp_context *. Disallow shared copy-in/out in nested
8634 parallel if decl is shared in outer parallel too.
8635 (build_outer_var_ref, scan_sharing_clauses,
8636 lower_rec_input_clauses, lower_copyprivate_clauses,
8637 lower_send_clauses, lower_send_shared_vars): Adjust callers.
8639 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
8640 Ira Rosen <irar@il.ibm.com>
8642 * tree-vectorizer.c (free_stmt_vec_info): New function.
8643 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
8644 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
8645 * tree-vectorizer.h (free_stmt_vec_info): Declare.
8646 * tree-vect-transform.c (vectorizable_conversion): Free
8647 vec_oprnds0 if it was allocated.
8648 (vect_permute_store_chain): Remove unused VECs.
8649 (vectorizable_store): Free VECs that are allocated in the..
8651 (vect_transform_strided_load, vectorizable_load): Likewise.
8652 (vect_remove_stores): Simplify the code.
8653 (vect_transform_loop): Move code to vect_remove_stores().
8654 Call vect_remove_stores() and free_stmt_vec_info().
8656 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8658 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
8659 TARGET_HPUX. Revise comment.
8660 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
8661 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
8662 Use sr4 variant of `be' instruction when not generating PIC code.
8663 (attr_length_call): Adjust for above change.
8665 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8667 * ipa-reference.c (static_execute): Remove module_statics_const and
8668 associated setting code.
8670 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8673 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
8674 predicate for operand 1.
8675 (paritysi2_cmp): Use register_operand predicate for operand 2.
8676 Use earlyclobber modifier for operand 1. Remove support for
8678 (paritydi2_cmp): Use register_operand predicate for operand 3.
8679 Use earlyclobber modifier for operand 1. Remove support for
8682 2008-03-11 Paul Brook <paul@codesourcery.com>
8683 Vladimir Prus <vladimir@codesourcery.com>
8685 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
8686 (arm_compute_save_reg0_reg12_mask): Always
8687 check if register 11 must be saved. Always safe hard frame pointer
8688 when frame_pointer_needeed.
8689 (arm_compute_save_reg_mask): Save IP and PC
8690 only with apcs frames.
8691 (arm_output_epilogue): Adjust Thumb2 codepath to
8692 be also invoked and work for ARM non-apcs frames.
8693 (arm_expand_prologue): Don't bother saving IP
8694 for non-apcs frame, since it's not clobbered by
8695 prologue code. Implement non-apcs frame
8698 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8700 PR rtl-optimization/35281
8701 * expr.c (convert_move): Use a new pseudo for the intermediate
8702 from_mode->word_mode result.
8704 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8706 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
8707 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
8708 * toplev.c (compile_file): Don't call it.
8710 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8713 * expr.c (store_expr): Call emit_block_move if the mode
8714 of "temp" RTX is BLKmode.
8716 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8717 Richard Guenther <rguenther@suse.de>
8719 PR tree-optimization/31358
8720 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
8721 the step with a NULL_TREE.
8722 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
8723 to sizetype if type is a pointer type.
8724 (add_candidate_1): Don't convert the base and step to
8725 the generic type if the orginal type is a pointer type.
8726 (add_iv_value_candidates): Use sizetype for the step
8727 if type is a pointer type.
8728 (cand_value_at): Likewise.
8729 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
8731 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
8732 Don't convert the tem affine to the type.
8733 (add_elt_to_tree): Use sizetype for the step if a pointer.
8734 Use POINTER_PLUS_EXPR for pointers.
8735 (aff_combination_to_tree): Use sizetype for the step if a
8738 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
8740 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
8741 Remove commutativity hint.
8743 2008-03-10 Jakub Jelinek <jakub@redhat.com>
8747 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
8748 errorneous type. Check that v is a VAR_DECL.
8751 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
8753 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
8755 PR tree-optimization/35494
8756 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
8757 may be overriden at link and run time.
8759 2008-03-10 Richard Guenther <rguenther@suse.de>
8761 PR tree-optimization/34677
8762 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
8763 (poolify_tree): Likewise.
8764 (modify_expr_template): Likewise.
8765 (poolify_modify_stmt): Likewise.
8766 (insert_fake_stores): Handle all component-ref style stores
8767 in addition to INDIRECT_REF. Also handle complex types.
8768 Do not poolify the inserted load.
8769 (realify_fake_stores): Do not rebuild the tree but only
8770 make it a SSA_NAME copy.
8771 (init_pre): Remove initialzation of modify_expr_template.
8772 Do not allocate modify_expr_node_pool.
8773 (fini_pre): Do not free modify_expr_node_pool.
8775 2008-03-10 Paul Brook <paul@codesourcery.com>
8777 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
8780 2008-03-10 Paul Brook <paul@codesourcery.com>
8781 Mark Shinwell <shinwell@codesourcery.com>
8783 * config/arm/cortex-r4.md: New.
8784 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
8786 * config/arm/arm.md: Include cortex-r4.md.
8787 (insn): Add smmls, sdiv and udiv values.
8788 (generic_sched): Don't use generic scheduling for Cortex-R4.
8789 (arm_issue_rate): New function.
8790 (TARGET_SCHED_ISSUE_RATE): Define.
8792 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
8794 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
8796 2008-03-10 Richard Guenther <rguenther@suse.de>
8798 * tree-ssa-pre.c (get_sccvn_value): Simplify.
8799 (compute_avail): Do not add stmt uses to AVAIL_OUT.
8801 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
8803 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
8804 Set default to true.
8806 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8808 * c.opt (Wsynth): Deprecate.
8809 * doc/invoke.texi (Option Summary, Warning Options): Document
8810 -Wno-format-contains-nul.
8812 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
8815 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
8816 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
8818 2008-03-09 Ira Rosen <irar@il.ibm.com>
8820 * config/rs6000/rs6000.c (builtin_description): Rename vector
8821 left shift operations.
8822 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
8823 (altivec_vsl<VI_char>): Rename to ...
8824 (ashl<mode>3): ... new name.
8825 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
8827 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
8829 2008-03-08 Richard Guenther <rguenther@suse.de>
8831 * coverage.h (tree_coverage_counter_addr): Declare.
8832 * coverage.c (tree_coverage_counter_addr): New function.
8833 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
8835 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
8836 (tree_gen_one_value_profiler): Likewise.
8837 (tree_gen_ic_profiler): Likewise.
8838 (tree_gen_average_profiler): Likewise.
8839 (tree_gen_ior_profiler): Likewise.
8841 2008-03-08 Richard Guenther <rguenther@suse.de>
8843 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
8844 (vn_binary_op_insert): Likewise.
8845 (vn_unary_op_lookup): Likewise.
8846 (vn_unary_op_insert): Likewise.
8847 (vn_nary_op_lookup): Declare.
8848 (vn_nary_op_insert): Likewise.
8849 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
8850 and binary hashes, use a single obstack for unary_op_pool
8852 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
8853 a single struct vn_nary_op_s. Store tree code length and
8854 a variable number of operands.
8855 (struct vn_reference_op_struct): Remove unused op2.
8856 (vn_reference_op_eq): Do not compare op2.
8857 (vn_reference_op_compute_hash): Do not compute hash of op2.
8858 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
8859 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
8860 with vn_nary_op_compute_hash.
8861 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
8862 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
8864 (vn_unary_op_insert, vn_binary_op_insert): Replace with
8866 (visit_unary_op): Call nary functions.
8867 (visit_binary_op): Likewise.
8868 (process_scc): Adjust for struct vn_tables_s changes.
8869 (allocate_vn_table): Likewise.
8870 (free_vn_table): Likewise.
8871 * tree-vn.c (vn_add): Call nary functions.
8872 (vn_lookup): Likewise.
8874 2008-03-08 Jakub Jelinek <jakub@redhat.com>
8877 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
8878 wdst back after sync_compare_and_swapqhi_internal.
8880 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
8883 * config/i386/i386-modes.def (V1DI): New vector mode.
8884 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
8885 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
8886 (MMXMODE248): Ditto.
8887 (MMXMODE): Add V1DI mode.
8888 (mmxvecsize): Change DI mode to V1DI mode.
8889 ("mov<mode>): Use MMXMODEI8 mode iterator.
8890 ("*mov<mode>_internal_rex64"): Ditto.
8891 ("*mov<mode>_internal"): Ditto.
8892 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
8893 ("mmx_sub<mode>3"): Ditto.
8894 ("mmx_adddi3"): Remove insn pattern.
8895 ("mmx_subdi3"): Ditto.
8896 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
8897 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
8898 ("mmx_ashl<mode>3"): Ditto.
8899 ("mmx_lshrdi3"): Remove insn pattern.
8900 ("mmx_ashldi3"): Ditto.
8901 * config/i386/i386.c (classify_argument): Handle V1DImode.
8902 (function_arg_advance_32): Ditto.
8903 (function_arg_32): Ditto.
8904 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
8905 mmx_addv1di3 insn pattern.
8906 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
8907 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
8908 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
8909 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
8910 Remove definitions of built-in functions.
8911 (V1DI_type_node): New node.
8912 (v1di_ftype_v1di_int): Ditto.
8913 (v1di_ftype_v1di_v1di): Ditto.
8914 (v2si_ftype_v2si_si): Ditto.
8915 (v4hi_ftype_v4hi_di): Remove node.
8916 (v2si_ftype_v2si_di): Ditto.
8917 (ix86_init_mmx_sse_builtins): Handle V1DImode.
8918 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
8919 Redefine builtins using def_builtin_const with *_ftype_*_int node.
8920 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
8921 Add new builtins using def_builtin_const.
8922 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
8923 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
8924 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
8925 * config/i386/mmintrin.h (__v1di): New typedef.
8926 (_mm_add_si64): Cast arguments to __v1di type.
8927 (_mm_sub_si64): Ditto.
8928 (_mm_sll_pi16): Cast __count to __v4hi type.
8929 (_mm_sll_pi32): Cast __count to __v2si type.
8930 (_mm_sll_si64): Cast arguments to __v1di type.
8931 (_mm_srl_pi16): Cast __count to __v4hi type.
8932 (_mm_srl_pi32): Cast __count to __v2si type.
8933 (_mm_srl_si64): Cast arguments to __v1di type.
8934 (_mm_sra_pi16): Cast __count to __v4hi type.
8935 (_mm_sra_pi32): Cast __count to __v2si type.
8936 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
8937 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
8938 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
8939 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
8940 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
8941 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
8942 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
8943 (_mm_srai_pi32): Use __builtin_ia32_psradi.
8944 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
8945 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8946 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8947 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
8949 2008-03-07 Joseph Myers <joseph@codesourcery.com>
8951 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
8953 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
8956 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
8957 reg+const addressing for Altivec modes. Don't generate reg+reg
8958 addressing for TFmode or TDmode quantities.
8960 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
8962 * c-common.c (vector_types_convertible_p): Call langhook
8963 instead of comptypes.
8965 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8968 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
8969 integral and scalar float variables which have a
8972 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
8974 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
8975 dwarf_register_span hook when emitting unwind information for
8976 register-to-memory saves.
8977 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
8978 (rs6000_frame_related): Remove call to spe_synthesize_frame.
8980 2008-03-06 Jakub Jelinek <jakub@redhat.com>
8982 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
8983 for the same VAR_DECL.
8985 2008-03-06 Tom Tromey <tromey@redhat.com>
8988 * doc/standards.texi (Standards): Don't mention treelang.
8989 * doc/invoke.texi (Overall Options): Don't mention treelang.
8990 * doc/install.texi (Prerequisites): Don't mention bison or
8992 (Configuration): Don't mention treelang.
8993 (Building): Likewise.
8994 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
8996 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
8998 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
8999 word-extractions out of a multi-word object.
9001 2008-03-06 Richard Guenther <rguenther@suse.de>
9003 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
9004 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
9005 result type and precision.
9006 * expr.c (get_inner_reference): Set unsignedp based on the result
9007 type of BIT_FIELD_REF.
9008 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
9009 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
9010 (try_instantiate_multiple_fields): Likewise. Use the correct type
9012 (sra_build_assignment): Likewise.
9013 (sra_build_elt_assignment): Likewise.
9014 (sra_explode_bitfield_assignment): Likewise.
9015 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
9016 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
9017 set BIT_FIELD_REF_UNSIGNED.
9018 (vectorizable_load): Likewise.
9020 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
9022 * cse.c (cse_extended_basic_block): Invalidate artificial defs
9025 2008-03-06 Richard Guenther <rguenther@suse.de>
9027 * alias.c (struct alias_set_entry): Move has_zero_child field
9028 to pack with alias_set.
9030 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9032 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9035 2008-03-05 Ian Lance Taylor <iant@google.com>
9037 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
9039 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9041 * fwprop.c (update_df): Support width and offset parameters of
9043 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
9044 global_conflicts): Change DF_REF_EXTRACT to either
9045 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9046 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9047 * df-scan.c (df_ref_record, df_defs_record,
9048 df_ref_create_structure, df_def_record_1, df_uses_record,
9049 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
9050 df_bb_refs_collect, df_entry_block_defs_collect,
9051 df_exit_block_uses_collect): Support new width and offset fields.
9052 (ref_extract_pool): New storage pool.
9053 (df_free_ref): New function.
9054 (df_reg_chain_unlink, df_free_collection_rec,
9055 df_sort_and_compress_refs): Call df_free_ref.
9056 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
9058 (df_ref_create_structure): Allocate df_ref_extract if offset and
9059 width fields are used.
9060 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
9061 (df_uses_record): Get offset and width from ZERO_EXTRACT
9063 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
9064 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9065 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9066 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
9067 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9068 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9069 (df_ref_extract): New structure.
9070 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
9071 (df_ref_create): Add width and offset parameters.
9073 2008-03-05 Richard Guenther <rguenther@suse.de>
9075 * tree-ssa-structalias.c (get_constraint_for_component_ref):
9076 Use ranges_overlap_p.
9077 (offset_overlaps_with_access): Rename
9078 to ranges_overlap_p and move ...
9079 * tree-flow-inline.h (ranges_overlap_p): ... here.
9081 * tree.h (get_inner_reference, handled_component_p): Update
9084 * tree.h (record_component_aliases, get_alias_set,
9085 alias_sets_conflict_p, alias_sets_must_conflict_p,
9086 objects_must_conflict_p): Move declarations ...
9087 * alias.h (record_component_aliases, get_alias_set,
9088 alias_sets_conflict_p, alias_sets_must_conflict_p,
9089 objects_must_conflict_p): ... here.
9090 Include coretypes.h.
9091 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
9093 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
9095 * cfg.c: Include tree-flow.h.
9096 (remove_edge_raw): Call redirect_edge_var_map_clear.
9097 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
9098 * tree-flow-inline.h (redirect_edge_var_map_def): New.
9099 (redirect_edge_var_map_result): New.
9100 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
9101 PENDING_STMT use with redirect_edge_var_map_*.
9102 * tree-ssa.c (edge_var_maps): New definition.
9103 (redirect_edge_var_map_add): New.
9104 (redirect_edge_var_map_clear): New.
9105 (redirect_edge_var_map_dup): New.
9106 (redirect_edge_var_map_vector): New.
9107 (redirect_edge_var_map_destroy): New.
9108 (ssa_redirect_edge): Replace PENDING_STMT use with
9109 redirect_edge_var_map_*.
9110 (flush_pending_stmts): Same.
9111 (delete_tree_ssa): Destroy edge var map.
9112 * tree-flow.h (struct _edge_var_map): New.
9113 Define edge_var_map vector type.
9114 Declare redirect_edge_var_map_* prototypes.
9115 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
9116 * tree-cfg.c (reinstall_phi_args): Replace
9117 PENDING_STMT use with redirect_edge_var_map_*.
9119 2008-03-05 Richard Guenther <rguenther@suse.de>
9121 PR tree-optimization/35472
9122 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
9123 whose single use_stmt has a overlapping set of loaded and
9124 stored symbols as that use_stmt might be a noop assignment then.
9126 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9128 * gthr-rtems.h: Implement __gthread_mutex_destroy.
9130 2008-03-05 Richard Guenther <rguenther@suse.de>
9133 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
9134 should be constants.
9135 * tree-cfg.c (verify_expr): Verify it.
9136 * fold-const.c (fold_truthop): Remove code generating
9137 BIT_FIELD_REFs of structure bases.
9138 (fold_binary): Likewise.
9139 (fold_ternary): Position and size of BIT_FIELD_REFs are
9140 always host integers.
9141 (make_bit_field_ref): Remove.
9142 (optimize_bit_field_compare): Remove.
9143 (all_ones_mask_p): Remove.
9145 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
9148 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
9149 (split_block_and_df_analyze): New. Split basic block and rebuild
9151 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
9153 (split_pattern_seq): Likewise.
9154 (erase_matching_seqs): Likewise.
9155 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
9157 2008-03-04 Geoff Keating <geoffk@apple.com>
9159 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
9160 declaration and code.
9161 (tree_invalid_nonnegative_warnv_p): Likewise.
9163 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9165 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
9166 examples. Truncate option-names then causing overfull hbox.
9168 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9171 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
9173 * configure: Rebuilt.
9175 2008-03-04 Rafael Espindola <espindola@google.com>
9177 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
9178 (tree_unary_nonnegative_warnv_p): New.
9179 (tree_binary_nonnegative_warnv_p): New.
9180 (tree_single_nonnegative_warnv_p): New.
9181 (tree_invalid_nonnegative_warnv_p): New.
9182 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
9184 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9187 * opts.c (handle_option): Postpone 'unknown option' errors only for
9190 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
9193 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
9196 2008-03-04 Rafael Espindola <espindola@google.com>
9198 * fold-const.c (tree_unary_nonzero_warnv_p): New.
9199 (tree_binary_nonzero_warnv_p): New.
9200 (tree_single_nonzero_warnv_p): New.
9201 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
9203 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
9206 * fold-const.c (fold_cond_expr_with_comparison): Prevent
9207 transformations for modes that have signed zeros.
9208 * ifcvt.c (noce_try_abs): Ditto.
9210 2008-03-04 Joseph Myers <joseph@codesourcery.com>
9212 * config/i386/i386.c (override_options): Force
9213 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
9215 2008-03-04 Jan Hubicka <jh@suse.cz>
9218 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
9221 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
9223 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
9224 label to probe the stack.
9226 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
9228 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
9229 (__gthr_win32_mutex_destroy): Declare.
9230 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
9231 __gthr_win32_mutex_destroy.
9232 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
9234 2008-03-03 Jan Hubicka <jh@suse.cz>
9237 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
9238 aggressive on inlining cold calls.
9240 2008-03-03 Richard Guenther <rguenther@suse.de>
9242 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
9243 struct copies into the expression table.
9244 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
9245 (try_to_simplify): Likewise.
9246 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
9247 integral and pointer arguments which do not change the
9248 precision to NOP_EXPRs.
9249 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
9250 VIEW_CONVERT_EXPR case.
9252 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
9254 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
9255 defined in a loop at depth 0 is invariant.
9256 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
9257 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
9258 be called at loop depth 0.
9260 2008-03-02 Jakub Jelinek <jakub@redhat.com>
9263 * gcc.c (process_command): Update copyright notice dates.
9264 * gcov.c (print_version): Likewise.
9265 * gcov-dump.c (print_version): Likewise.
9266 * mips-tfile.c (main): Likewise.
9267 * mips-tdump.c (main): Likewise.
9269 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9272 * c-common.c (flag_permissive): Delete.
9273 (constant_expression_warnings): Check flags first.
9274 (constant_expression_error): New.
9275 * c-common.h (flag_permissive): Delete.
9276 (constant_expression_error): Declare.
9277 * flags.h (flag_permissive): Declare. Update description.
9278 * diagnostic.c (pedwarn): Update.
9280 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
9281 (permissive_error_kind): New.
9282 * toplev.c (flag_permissive): Define. Update description.
9283 * toplev.h (permissive_error_kind): Declare.
9284 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
9285 (pedwarn_c90): Use pedantic_warning_kind.
9286 * c-opts.c (c_common_post_options): flag_permissive does not affect
9287 flag_pedantic_errors.
9289 2008-03-02 Joseph Myers <joseph@codesourcery.com>
9291 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
9292 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
9293 __absvsi2, __absvDI2): Use unsigned arithmetic.
9295 2008-03-02 Andi Kleen <ak@suse.de>
9296 Richard Guenther <rguenther@suse.de>
9298 * struct-equiv.c: Remove file.
9299 * cfg_cleanup.c (condjump_equiv_p): Remove.
9300 * Makefile.in (OBJS-common): Remove struct-equiv.o.
9301 (struct-equiv.o): Remove rule.
9302 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
9303 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
9304 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
9306 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9308 * ifcvt.c (noce_process_if_block): Try to handle only the then
9309 block if the else block exists but isn't suitable.
9311 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9314 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
9315 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
9316 regression from previous patch.
9318 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9321 * gthr.h: Add __gthread_mutex_destroy as a function that must be
9323 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
9324 * gthr-single.h (__gthread_mutex_destroy): Likewise.
9325 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
9326 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
9327 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
9328 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
9329 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
9330 (__gthread_mutex_destroy_function): Rename to
9331 __gthread_mutex_destroy.
9332 * gthr-dce.h (__gthread_mutex_destroy): Call
9333 pthread_mutex_destroy.
9334 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
9335 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
9336 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
9338 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9340 * df-scan.c (df_ref_chain_change_bb): Simplify.
9341 (df_insn_change_bb): Add new_bb argument. Simplify. Call
9342 set_block_for_insn if there's any change.
9343 * df.h ((df_insn_change_bb): Fix prototype.
9344 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
9345 df_insn_change_bb, don't call set_block_for_insn.
9346 * emit-rtl.c (reorder_insns): Likewise.
9347 * haifa-sched.c (move_insn): Likewise.
9349 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9351 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
9353 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9355 * tree-flow-inline.h (next_readonly_imm_use): Return
9356 NULL_USE_OPERAND_P after the end.
9358 2008-03-01 Richard Guenther <rguenther@suse.de>
9360 PR tree-optimization/35411
9361 * tree-sra.c (sra_build_assignment): Split conversion to
9362 final type to a separate statement if we are not assigning
9365 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9367 * fold-const.c (fold_convertible_p): Correct the logic to follow
9368 that in fold_convert().
9370 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
9373 * tree-inline.c (build_duplicate_type): When we make a
9374 duplicate type, make it unique in the canonical types system.
9376 2008-02-29 Tom Tromey <tromey@redhat.com>
9378 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
9379 input_file_stack_history, input_file_stack_restored): Remove.
9380 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9381 * input.h (struct file_stack): Remove.
9382 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9383 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
9385 * diagnostic.h (struct diagnostic_context) <last_module>: Change
9387 (diagnostic_last_module_changed): Add 'map' argument.
9388 (diagnostic_set_last_function): Likewise.
9389 * diagnostic.c (undiagnostic_report_current_module): Iterate using
9390 line map, not input_file_stack.
9391 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
9393 2008-02-29 Paul Brook <paul@codesourcery.com>
9395 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
9397 2008-02-29 Paul Brook <paul@codesourcery.com>
9399 * config/arm/ieee754-df.S (muldf3): Use RET macros.
9401 2008-02-29 Richard Guenther <rguenther@suse.de>
9403 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
9405 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
9406 value for comparing for a store match.
9407 (simplify_unary_expression): Do nothing for SSA_NAMEs.
9408 (try_to_simplify): Do not do a full-blown reference lookup.
9410 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9412 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
9413 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9415 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
9417 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
9419 * tree-loop-linear.c (try_interchange_loops): Compare memory access
9420 strides against cache sizes.
9422 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9424 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
9427 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
9429 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
9430 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
9431 is smaller than the original promoted value.
9432 (simplify_subreg): If OP is a SUBREG, try to preserve its
9433 SUBREG_PROMOTED_VAR_P information.
9435 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
9437 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
9438 (VN_INFO_GET): Allocate new objects on the obstack.
9439 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
9440 for rpo_numbers_temp, for consistency.
9441 (free_scc_vn): Free the obstack.
9443 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
9445 * doc/invoke.texi: Document -ftree-loop-distribution.
9446 * tree-loop-distribution.c: New.
9447 * tree-pass.h (pass_loop_distribution): New.
9448 * graphds.h (struct graph): Add htab_t indices.
9449 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
9450 * tree-vectorizer.c (rename_variables_in_loop): Extern.
9451 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
9452 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
9453 * tree-data-ref.c (debug_data_dependence_relations): New.
9454 (dump_data_dependence_relation): Also print data references.
9455 (free_data_ref): Extern.
9456 (same_access_functions): Moved...
9457 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
9458 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9459 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
9460 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
9461 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
9462 (stmts_from_loop): Skip LABEL_EXPR.
9463 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
9465 (build_rdg): Initialize rdg->indices htab.
9466 (free_rdg, stores_from_loop, ref_base_address,
9467 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
9468 have_similar_memory_accesses_1, ref_base_address_1,
9469 remove_similar_memory_refs): New.
9470 * tree-data-ref.h: Depend on tree-chrec.h.
9471 (debug_data_dependence_relations, free_data_ref): Declared.
9472 (same_access_functions): ... here.
9473 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
9475 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
9476 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
9477 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
9478 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9479 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
9480 rdg_vertex_for_stmt): Declared.
9481 (struct rdg_edge): Add level.
9483 (free_rdg, stores_from_loop, remove_similar_memory_refs,
9484 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
9486 (rdg_has_similar_memory_accesses): New.
9487 * tree-vect-analyze.c: Remove unused static decls.
9488 * lambda.h (dependence_level): New.
9489 * common.opt (ftree-loop-distribution): New.
9490 * tree-flow.h (mark_virtual_ops_in_bb,
9491 slpeel_tree_duplicate_loop_to_edge_cfg,
9492 rename_variables_in_loop): Declared.
9493 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
9494 (OBJS-common): Add tree-loop-distribution.o.
9495 (tree-loop-distribution.o): New rule.
9496 * tree-cfg.c (mark_virtual_ops_in_bb): New.
9497 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
9498 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
9500 2008-02-28 Joseph Myers <joseph@codesourcery.com>
9503 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
9504 other than structures and unions.
9506 2008-02-28 Richard Guenther <rguenther@suse.de>
9509 2008-02-26 Richard Guenther <rguenther@suse.de>
9511 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9512 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9513 (lookup_decl_from_uid): Declare.
9514 (remove_decl_from_map): Likewise.
9515 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9516 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9517 (decl_for_uid_map): New global hashtable mapping DECL_UID
9519 (init_ttree): Allocate it.
9520 (insert_decl_to_uid_decl_map): New helper function.
9521 (make_node_stat): Insert new decls into the map.
9522 (copy_node_stat): Likewise.
9523 (lookup_decl_from_uid): New function.
9524 (remove_decl_from_map): Likewise.
9525 (print_decl_for_uid_map_statistics): New helper.
9526 (dump_tree_statistics): Call it.
9528 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9529 (referenced_var_iterator): Adjust.
9530 (FOR_EACH_REFERENCED_VAR): Adjust.
9531 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9532 (num_referenced_vars): Adjust.
9533 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9534 (first_referenced_var): Remove.
9535 (end_referenced_vars_p): Likewise.
9536 (next_referenced_var): Likewise.
9537 (referenced_var_iterator_set): New helper function.
9538 * tree-dfa.c (referenced_var_lookup): Adjust.
9539 (referenced_var_check_and_insert): Likewise.
9540 (remove_referenced_var): Likewise.
9541 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9542 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9543 (verify_call_clobbering): Likewise.
9544 (verify_memory_partitions): Likewise.
9545 (init_tree_ssa): Allocate bitmap instead of hashtable for
9547 (delete_tree_ssa): Adjust.
9548 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9549 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9550 (compute_tag_properties): Likewise.
9551 (set_initial_properties): Likewise.
9552 (find_partition_for): Likewise.
9553 (update_reference_counts): Likewise.
9554 (dump_may_aliases_for): Likewise.
9555 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9556 (add_call_clobber_ops): Likewise.
9557 (add_call_read_ops): Likewise.
9558 (get_asm_expr_operands): Likewise.
9559 * tree-into-ssa.c (dump_decl_set): Likewise.
9560 (update_ssa): Likewise.
9561 * tree-sra.c (scan_function): Likewise.
9562 (decide_instantiations): Likewise.
9563 (scalarize_parms): Likewise.
9564 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9565 (dsa_named_for): Likewise.
9566 * tree-ssa-structalias.c (update_alias_info): Likewise.
9567 (merge_smts_into): Likewise.
9569 2008-02-27 David Daney <ddaney@avtrex.com>
9572 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
9573 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
9574 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
9575 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
9576 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
9578 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
9581 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
9582 (BUILT_IN_NEXTTOWARD): Remove.
9583 (BUILT_IN_NEXTTOWARDF): Ditto.
9584 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
9585 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
9587 2008-02-27 Tom Tromey <tromey@redhat.com>
9589 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
9590 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
9592 2008-02-27 Jan Beulich <jbeulich@novell.com>
9594 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
9595 update the respective field on newdecl.
9597 2008-02-27 Revital Eres <eres@il.ibm.com>
9599 PR rtl-optimization/34999
9600 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
9601 crossing edges that ends with a call insn.
9602 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
9603 call insn and clear the EDGE_CROSSING flag of the crossing edge
9604 when fixing fallthru edges.
9606 2008-02-27 Richard Guenther <rguenther@suse.de>
9609 * fold-const.c (fold_unary): Return the correct argument,
9610 converted to the result type.
9612 2008-02-27 Richard Guenther <rguenther@suse.de>
9615 * expr.c (expand_expr_real_1): Assert on rotates that operate
9617 * fold-const.c (fold_binary): Use the types precision, not the
9618 bitsize of the mode if folding rotate expressions. Build rotates
9619 only for full modes.
9621 2008-02-27 Jakub Jelinek <jakub@redhat.com>
9623 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
9625 * c-pragma.c (pragma_ns_name): New typedef.
9626 (registered_pp_pragmas): New variable.
9627 (c_pp_lookup_pragma): New function.
9628 (c_register_pragma_1): If flag_preprocess_only, do nothing
9629 for non-expanded pragmas, for expanded ones push pragma's
9630 namespace and name into registered_pp_pragmas vector.
9631 (c_invoke_pragma_handler): Register OpenMP pragmas even when
9632 flag_preprocess_only, don't register GCC pch_preprocess
9633 pragma if flag_preprocess_only.
9634 * c-opts.c (c_common_init): Call init_pragma even if
9635 flag_preprocess_only.
9636 * c-pragma.c (c_pp_lookup_pragma): New prototype.
9637 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
9638 cpp_register_pragma if flag_preprocess_only.
9640 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9643 * c-parser.c (c_parser_translation_unit): Warn for empty
9644 translation unit, not empty source file.
9646 2008-02-26 Paul Brook <paul@codesourcery.com>
9648 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
9649 operand for Thumb-2.
9650 * config/arm/arm.h (reg_class): Add CORE_REGS.
9651 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
9652 (BASE_REG_CLASS): Use CORE_REGS.
9653 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
9654 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
9655 (REGNO_OK_FOR_INDEX_P): Exclude SP.
9656 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
9657 ARM_REGNO_OK_FOR_INDEX_P.
9658 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
9659 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
9660 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
9661 (ldm/stm peepholes): Ditto.
9662 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
9663 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
9664 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
9665 * config/arm/constraints.md: Enable "k" constraint on ARM.
9667 2008-02-27 Ben Elliston <bje@au.ibm.com>
9669 * config/rs6000/rs6000.c: Annotate cache line size field in all
9670 instances of struct processor_costs.
9672 2008-02-26 David Edelsohn <edelsohn@gnu.org>
9674 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
9675 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
9676 jump_bypass): New counters.
9677 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
9678 * dce.c (gate_ud_dce): Same.
9679 (gate_fast_dce): Same.
9680 * dse.c (gate_dse1): New function.
9681 (gate_dse2): New function.
9682 (gate_dse): Merge results of new gate functions.
9683 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
9684 (gate_handle_jump_bypass): Add dbg_cnt.
9685 (gate_handle_gcse): Add dbg_cnt.
9686 * ifcvt.c (gate_handle_if_conversion): Same.
9687 (gate_handle_if_after_combine): Same.
9688 (gate_handle_if_after_reload): Same.
9689 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
9691 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
9693 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
9695 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
9697 2008-02-26 Jason Merrill <jason@redhat.com>
9700 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
9701 alone if it's the naming decl for the type's main variant.
9703 2008-02-26 Tom Tromey <tromey@redhat.com>
9705 * system.h (USE_MAPPED_LOCATION): Poison.
9706 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
9707 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
9708 (make_goto_expr_edges): Likewise.
9709 (remove_bb): Likewise.
9710 (execute_warn_function_return): Likewise.
9711 * basic-block.h (struct edge_def) <goto_locus>: Change type to
9713 * c-common.c (fname_decl): Remove old location code.
9714 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
9716 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
9718 (ASM_INPUT_SOURCE_LOCATION): Likewise.
9719 (gen_rtx_ASM_INPUT): Likewise.
9720 (gen_rtx_ASM_INPUT_loc): Likewise.
9721 (get_rtx_asm_OPERANDS): Remove.
9722 * cfglayout.c (insn_locators_alloc): Remove old location code.
9723 (set_curr_insn_source_location): Likewise.
9724 (curr_insn_locator): Likewise.
9725 * print-tree.c (print_node): Remove old location code.
9726 * tree-mudflap.c (mf_varname_tree): Remove old location code.
9727 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
9728 * cfgexpand.c (expand_gimple_cond_expr): Don't use
9729 location_from_locus.
9730 (construct_exit_block): Remove old location code.
9731 * emit-rtl.c (force_next_line_note): Remove old location code.
9732 * profile.c (branch_prob): Remove old location code.
9733 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
9734 LOC_LINE): Remove old-location variants.
9735 * langhooks.c (lhd_print_error_function): Remove old location
9737 * configure, config.in: Rebuilt.
9738 * configure.ac (--enable-mapped-location): Remove.
9739 * c-decl.c (c_init_decl_processing): Remove old location code.
9740 (finish_function): Likewise.
9741 * recog.c (decode_asm_operands): Remove old location code.
9742 * c-pch.c (c_common_read_pch): Remove old location code.
9743 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
9745 * gimple-low.c (lower_function_body): Remove old location code.
9746 * toplev.c (unknown_location): Remove.
9747 (push_srcloc): Remove old-location variant.
9748 (process_options): Remove old location code.
9749 (lang_dependent_init): Likewise.
9750 * input.h (UNKNOWN_LOCATION): Move definition.
9751 (location_t): Undeprecate.
9752 (source_locus): Remove.
9753 (location_from_locus): Remove.
9754 (struct location_s): Remove.
9755 Remove all old-location code.
9756 (input_line, input_filename): Remove.
9757 * final.c (final_scan_insn): Remove old location code.
9758 * diagnostic.c (diagnostic_build_prefix): Remove
9759 USE_MAPPED_LOCATION test.
9760 * tree.h (gimple_stmt) <locus>: Now a location_t.
9761 (tree_exp) <locus>: Likewise.
9762 (DECL_IS_BUILTIN): Remove old-location variant.
9763 (annotate_with_file_line, annotate_with_locus): Likewise.
9764 (expr_locus, set_expr_locus): Update.
9765 * tree.c (build1_stat): Remove old location code.
9766 (last_annotated_node): Remove.
9767 (annotate_with_file_line): Remove old-location variant.
9768 (annotate_with_locus): Likewise.
9769 (expr_location): Remove old location code.
9770 (set_expr_location): Likewise.
9771 (expr_has_location): Likewise.
9772 (expr_locus): Likewise.
9773 (set_expr_locus): Likewise.
9774 (expr_filename): Don't use location_from_locus.
9775 (expr_lineno): Likewise.
9776 * rtl-error.c (location_for_asm): Remove old location code.
9777 * c-lex.c (cb_line_change): Remove old location code.
9778 (fe_file_change): Likewise.
9779 (cb_def_pragma): Likewise.
9780 (c_lex_with_flags): Likewise.
9781 * gengtype.c (do_typedef): Don't special-case location types.
9782 (define_location_structures): Remove.
9783 (main): Don't call define_location_structures.
9784 * tree-pretty-print.c (dump_implicit_edges): Remove old location
9787 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9790 * builtins.def (BUILT_IN_STDARG_START): Remove.
9791 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
9792 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9793 * tree-inline.c (inline_forbidden_p_1): Likewise.
9795 2008-02-26 Richard Guenther <rguenther@suse.de>
9797 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9798 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9799 (lookup_decl_from_uid): Declare.
9800 (remove_decl_from_map): Likewise.
9801 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9802 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9803 (decl_for_uid_map): New global hashtable mapping DECL_UID
9805 (init_ttree): Allocate it.
9806 (insert_decl_to_uid_decl_map): New helper function.
9807 (make_node_stat): Insert new decls into the map.
9808 (copy_node_stat): Likewise.
9809 (lookup_decl_from_uid): New function.
9810 (remove_decl_from_map): Likewise.
9811 (print_decl_for_uid_map_statistics): New helper.
9812 (dump_tree_statistics): Call it.
9814 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9815 (referenced_var_iterator): Adjust.
9816 (FOR_EACH_REFERENCED_VAR): Adjust.
9817 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9818 (num_referenced_vars): Adjust.
9819 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9820 (first_referenced_var): Remove.
9821 (end_referenced_vars_p): Likewise.
9822 (next_referenced_var): Likewise.
9823 (referenced_var_iterator_set): New helper function.
9824 * tree-dfa.c (referenced_var_lookup): Adjust.
9825 (referenced_var_check_and_insert): Likewise.
9826 (remove_referenced_var): Likewise.
9827 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9828 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9829 (verify_call_clobbering): Likewise.
9830 (verify_memory_partitions): Likewise.
9831 (init_tree_ssa): Allocate bitmap instead of hashtable for
9833 (delete_tree_ssa): Adjust.
9834 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9835 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9836 (compute_tag_properties): Likewise.
9837 (set_initial_properties): Likewise.
9838 (find_partition_for): Likewise.
9839 (update_reference_counts): Likewise.
9840 (dump_may_aliases_for): Likewise.
9841 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9842 (add_call_clobber_ops): Likewise.
9843 (add_call_read_ops): Likewise.
9844 (get_asm_expr_operands): Likewise.
9845 * tree-into-ssa.c (dump_decl_set): Likewise.
9846 (update_ssa): Likewise.
9847 * tree-sra.c (scan_function): Likewise.
9848 (decide_instantiations): Likewise.
9849 (scalarize_parms): Likewise.
9850 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9851 (dsa_named_for): Likewise.
9852 * tree-ssa-structalias.c (update_alias_info): Likewise.
9853 (merge_smts_into): Likewise.
9855 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9858 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
9859 * c-opts.c (c_common_handle_option): Wall enables
9860 Wvolatile-register-var.
9861 * common.opt: Move Wvolatile-register-var to...
9864 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9866 * common.opt (Wlarger-than=): New.
9867 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
9869 * opts.c (common_handle_option): Handle -Wlarger-than=.
9870 * optc-gen.awk: Likewise.
9871 * opth-gen.awk: Likewise.
9872 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
9873 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9875 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9877 * c-common.c (match_case_to_enum_1): Add appropriate
9878 OPT_W* parameter to warning.
9879 (c_do_switch_warnings): Likewise.
9880 * c-typeck.c (warning_init): Add one more parameter following
9882 (push_init_level): Update call to warning_init.
9883 (pop_init_level): Likewise.
9884 (add_pending_init): Likewise.
9885 (output_init_element: Likewise.
9887 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9890 * toplev.c (toplev_main): If there are warnings or error, print
9891 errors for ignored options.
9892 * opts.c (ignored_options): New static variable.
9893 (postpone_unknown_option_error): New.
9894 (print_ignored_options): New.
9895 (handle_option): Postpone errors for unknown -Wno-* options.
9896 * opts.h (print_ignored_options): Declare.
9898 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
9900 * config/mips/mips.md (loadgp_blockage, blockage): Change type
9903 2008-02-25 Richard Guenther <rguenther@suse.de>
9906 2008-02-25 Richard Guenther <rguenther@suse.de>
9908 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9909 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9910 (lookup_decl_from_uid): Declare.
9911 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9912 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9913 (decl_for_uid_map): New global hashtable mapping DECL_UID
9915 (init_ttree): Allocate it.
9916 (insert_decl_to_uid_decl_map): New helper function.
9917 (make_node_stat): Insert new decls into the map.
9918 (copy_node_stat): Likewise.
9919 (lookup_decl_from_uid): New function.
9920 (print_decl_for_uid_map_statistics): New helper.
9921 (dump_tree_statistics): Call it.
9923 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9924 (referenced_var_iterator): Adjust.
9925 (FOR_EACH_REFERENCED_VAR): Adjust.
9926 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9927 (num_referenced_vars): Adjust.
9928 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9929 (first_referenced_var): Remove.
9930 (end_referenced_vars_p): Likewise.
9931 (next_referenced_var): Likewise.
9932 (referenced_var_iterator_set): New helper function.
9933 * tree-dfa.c (referenced_var_lookup): Adjust.
9934 (referenced_var_check_and_insert): Likewise.
9935 (remove_referenced_var): Likewise.
9936 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9937 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9938 (verify_call_clobbering): Likewise.
9939 (verify_memory_partitions): Likewise.
9940 (init_tree_ssa): Allocate bitmap instead of hashtable for
9942 (delete_tree_ssa): Adjust.
9943 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9944 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9945 (compute_tag_properties): Likewise.
9946 (set_initial_properties): Likewise.
9947 (find_partition_for): Likewise.
9948 (update_reference_counts): Likewise.
9949 (dump_may_aliases_for): Likewise.
9950 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9951 (add_call_clobber_ops): Likewise.
9952 (add_call_read_ops): Likewise.
9953 (get_asm_expr_operands): Likewise.
9954 * tree-into-ssa.c (dump_decl_set): Likewise.
9955 (update_ssa): Likewise.
9956 * tree-sra.c (scan_function): Likewise.
9957 (decide_instantiations): Likewise.
9958 (scalarize_parms): Likewise.
9959 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9960 (dsa_named_for): Likewise.
9961 * tree-ssa-structalias.c (update_alias_info): Likewise.
9962 (merge_smts_into): Likewise.
9964 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9967 * doc/invoke.texi (-fcx-limited-range): Document new option.
9968 * toplev.c (process_options): Handle -fcx-fortran-rules.
9969 * common.opt: Add documentation for -fcx-fortran-rules.
9971 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9974 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
9975 actual behaviour and C99.
9977 2008-02-26 Ben Elliston <bje@au.ibm.com>
9979 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
9980 (ASM_CPU_POWER6_SPEC): Likewise.
9981 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
9982 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
9983 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
9985 2008-02-25 Richard Guenther <rguenther@suse.de>
9987 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9988 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9989 (lookup_decl_from_uid): Declare.
9990 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9991 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9992 (decl_for_uid_map): New global hashtable mapping DECL_UID
9994 (init_ttree): Allocate it.
9995 (insert_decl_to_uid_decl_map): New helper function.
9996 (make_node_stat): Insert new decls into the map.
9997 (copy_node_stat): Likewise.
9998 (lookup_decl_from_uid): New function.
9999 (print_decl_for_uid_map_statistics): New helper.
10000 (dump_tree_statistics): Call it.
10002 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10003 (referenced_var_iterator): Adjust.
10004 (FOR_EACH_REFERENCED_VAR): Adjust.
10005 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10006 (num_referenced_vars): Adjust.
10007 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10008 (first_referenced_var): Remove.
10009 (end_referenced_vars_p): Likewise.
10010 (next_referenced_var): Likewise.
10011 (referenced_var_iterator_set): New helper function.
10012 * tree-dfa.c (referenced_var_lookup): Adjust.
10013 (referenced_var_check_and_insert): Likewise.
10014 (remove_referenced_var): Likewise.
10015 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10016 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10017 (verify_call_clobbering): Likewise.
10018 (verify_memory_partitions): Likewise.
10019 (init_tree_ssa): Allocate bitmap instead of hashtable for
10021 (delete_tree_ssa): Adjust.
10022 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10023 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10024 (compute_tag_properties): Likewise.
10025 (set_initial_properties): Likewise.
10026 (find_partition_for): Likewise.
10027 (update_reference_counts): Likewise.
10028 (dump_may_aliases_for): Likewise.
10029 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10030 (add_call_clobber_ops): Likewise.
10031 (add_call_read_ops): Likewise.
10032 (get_asm_expr_operands): Likewise.
10033 * tree-into-ssa.c (dump_decl_set): Likewise.
10034 (update_ssa): Likewise.
10035 * tree-sra.c (scan_function): Likewise.
10036 (decide_instantiations): Likewise.
10037 (scalarize_parms): Likewise.
10038 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10039 (dsa_named_for): Likewise.
10040 * tree-ssa-structalias.c (update_alias_info): Likewise.
10041 (merge_smts_into): Likewise.
10043 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
10046 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
10047 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
10048 * alias.h (nonoverlapping_memrefs_p): Likewise.
10050 2008-02-25 Jan Beulich <jbeulich@novell.com>
10052 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
10053 * config/i386/netware-libgcc.exp: Add __bswap?i2,
10054 __emultls_get_address, __emultls_register_common,
10055 __floatundi?f, and _Unwind_GetIPInfo.
10056 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
10057 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
10058 (gen_regparm_prefix): Likewise.
10059 (i386_nlm_encode_section_info): Sync with
10060 config/i386/winnt.c:i386_pe_encode_section_info().
10061 (i386_nlm_maybe_mangle_decl_assembler_name): New.
10062 i386_nlm_mangle_decl_assembler_name): New.
10063 (netware_override_options): New.
10064 * config/i386/netware.h (netware_override_options): Declare.
10065 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
10066 (i386_nlm_mangle_decl_assembler_name): Declare.
10067 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
10069 2008-02-25 Ben Elliston <bje@au.ibm.com>
10072 * c-decl.c (grokdeclarator): Remove unused local variables
10073 `typedef_type' and `type_as_written'.
10075 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
10076 unused local variable `has_hot_blocks'.
10077 (fix_crossing_conditional_branches): Remove unused local variable
10080 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
10082 PR middle-end/19984
10083 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
10084 using DEF_C99_BUILTIN.
10085 (BUILT_IN_NANF): Ditto.
10086 (BUILT_IN_NANL): Ditto.
10088 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
10089 Revital Eres <eres@il.ibm.com>
10091 * modulo-sched.c (calculate_must_precede_follow): Address TODO
10092 regarding the order of two dependent insns in the same row.
10094 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
10096 * stor-layout.c (layout_decl): Do not bump the alignment of a
10097 bit-field to more than byte alignment if it is packed.
10099 2008-02-24 David Edelsohn <edelsohn@gnu.org>
10101 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
10104 2008-02-24 Diego Novillo <dnovillo@google.com>
10106 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
10109 * tree-vrp.c (vrp_evaluate_conditional): With
10110 -Wtype-limits, emit a warning when comparing against a
10111 constant outside the natural range of OP0's type.
10112 * c.opt (Wtype-limits): Move ...
10113 * common.opt (Wtype-limits): ... here.
10115 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
10117 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
10118 * config/rs6000/e300c2c3.md: New file.
10119 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10121 (rs6000_override_options): Add e300c2 and e300c3 cases to
10122 processor_target_table. Do not allow usage of Altivec or Spe
10123 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
10124 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
10125 * config/rs6000/rs6000.h (processor_type): Add
10126 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
10127 (ASM_CPU_SPEC): Add e300c2 and e300c3.
10128 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
10129 and ppce300c3. Include e300c2c3.md.
10131 2008-02-23 David Edelsohn <edelsohn@gnu.org>
10133 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
10134 instead of TARGET_STRICT_ALIGN.
10136 2008-02-23 Joseph Myers <joseph@codesourcery.com>
10138 * explow.c (memory_address): Assert that the generated address is
10141 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10144 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
10145 * config/darwin-ppc-ldouble-patch.def: New file.
10146 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
10147 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
10148 SUBTARGET_INIT_BUILTINS if defined.
10149 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
10152 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
10155 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
10156 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
10158 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
10161 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
10162 file" warning condtional on -Winvalid-PCH.
10164 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10166 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
10168 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
10172 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
10173 prevent reload from using MMX registers.
10174 (*mov<mode>_internal): Ditto.
10175 (*movv2sf_internal_rex64): Ditto.
10176 (*movv2sf_internal): Ditto.
10178 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10180 PR documentation/31569
10181 * doc/install.texi2html: Use makeinfo --no-number-sections.
10183 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10185 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
10186 ensure that we can address an entire entity > 8 bytes. Don't
10187 generate reg+reg addressing for such data.
10189 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10191 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
10192 strings when optimizing for size, unless the target cares about
10195 2008-02-22 Tom Tromey <tromey@redhat.com>
10197 * regclass.c (current_pass): Remove declaration.
10199 2008-02-22 Anatoly Sokolov <aesok@post.ru>
10201 * config/avr/libgcc.S (__RAMPZ__): Define.
10202 (__do_copy_data): Add for devices with 128KB code memory.
10204 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10206 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10208 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
10210 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
10212 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
10215 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10218 * c-typeck.c (build_binary_op): Warn about floating point
10219 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
10221 2008-02-21 Janis Johnson <janis187@us.ibm.com>
10224 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
10225 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
10227 (rs6000_override_options): Set altivec_abi as default, not override,
10228 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
10229 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
10230 is used; use new member spe_abi.
10231 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
10232 spe_abi and altivec_abi.
10234 2008-02-22 Tomas Bily <tbily@suse.cz>
10236 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
10238 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10241 * config.build (build_file_translate): Set to `CMD //c' only if
10243 * Makefile.in (build_file_translate): Improve comment.
10245 2008-02-21 Jan Hubicka <jh@suse.cz>
10247 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
10248 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
10249 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
10251 2008-02-21 Michael Matz <matz@suse.de>
10254 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
10256 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
10258 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
10259 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
10260 as insn constraint.
10261 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
10262 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
10263 SSE_VEC_FLOAT_MODE_P as insn constraint.
10264 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
10265 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
10266 sse4a_movntdf using MODEF mode iterator.
10267 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
10268 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
10269 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
10270 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
10271 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
10272 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
10273 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
10275 2008-02-21 Richard Guenther <rguenther@suse.de>
10277 * tree.def (PAREN_EXPR): New tree code.
10278 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
10280 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
10281 * expr.c (expand_expr_real_1): Likewise.
10282 * tree-inline.c (estimate_num_insns_1): Likewise.
10283 * tree-complex.c (expand_complex_move): Likewise.
10284 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
10287 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
10290 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
10292 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
10295 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
10297 * config/sh/sh.c (find_barrier): Don't go past
10298 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
10300 2008-02-20 DJ Delorie <dj@redhat.com>
10302 * config/h8300/h8300.md (insv): Force source operand to be a register.
10304 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
10305 as a jump, not as a plain insn.
10307 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
10309 * doc/invoke.texi (Warning Options): Add new option
10310 -Wframe-larger-than=.
10311 (-Wframe-larger-than): Document.
10313 * flags.h (warn_frame_larger_than, frame_larger_than_size):
10314 Add declarations for new option variables.
10316 * final.c (final_start_function): Check the frame size
10317 before emission and issue a Wframe-larger-than warning.
10319 * opts.c (warn_frame_larger_than, frame_larger_than_size):
10320 Add definitions for new option variables.
10321 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
10323 * common.opt (Wframe-larger-than=): New option.
10325 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
10327 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
10328 (<sse>_div<mode>3): Ditto.
10329 (<sse>_vmdiv<mode>3): Ditto.
10330 (<sse>_vmsqrt<mode>2): Ditto.
10331 (*smax<mode>3): Ditto.
10332 (sse5_frcz<mode>2): Ditto.
10333 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
10334 as insn constraint.
10336 2008-02-20 Richard Guenther <rguenther@suse.de>
10338 PR middle-end/35265
10339 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
10340 be happy with INTEGRAL_TYPE_P.
10342 2008-02-20 Richard Guenther <rguenther@suse.de>
10344 * fold-const.c (split_tree): Associate floatig-point expressions
10345 if flag_associative_math is set.
10347 2008-02-20 Richard Guenther <rguenther@suse.de>
10349 * tree.h (fold_real_zero_addition_p): Declare.
10350 * fold-const.c (fold_real_zero_addition_p): Export.
10351 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
10352 floating-point operations with zero and one.
10354 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
10356 * doc/install.texi: Correct references to CFLAGS, replacing them
10357 with BOOT_CFLAGS. Document flags used during bootstrap for
10360 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
10362 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
10363 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
10364 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
10366 (smin<mode>3): Ditto from similar patterns.
10367 (smax<mode>3): Ditto.
10368 (*ieee_smin<mode>3): Ditto.
10369 (*ieee_smax<mode>3): Ditto.
10370 * config/i386/sse.md (sse): New mode attribute.
10371 (mov<mode>): Macroize expander from movv4sf and movv2df using
10372 SSEMODEF2P mode iterator.
10373 (<sse>_movnt<mode>): Ditto from similar patterns. Use
10374 SSE_VEC_FLOAT_MODE_P as insn constraint.
10375 (storent<mode>): Ditto.
10376 (storent<mode>): Macroize expander from storentsf and storentdf using
10377 MODEF mode iterator.
10378 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
10379 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
10380 (abs<mode>2): Ditto from similar patterns.
10381 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
10382 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
10383 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
10384 (<sse>_vmsqrt<mode>2): Ditto.
10385 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
10386 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
10387 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
10388 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
10389 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
10390 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
10391 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
10393 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
10394 iterator and SSE_FLOAT_MODE_P as insn constraint.
10395 (<sse>_ucomi): Ditto from similar patterns.
10396 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
10397 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
10398 SSE_VEC_FLOAT_MODE_P as insn constraint.
10399 (vcond<mode>): Ditto from similar patterns.
10400 (and<mode>3, *and<mode>3): Ditto.
10401 (<sse>_nand<mode>3): Ditto.
10402 (ior<mode>3, *ior<mode>3): Ditto.
10403 (xor<mode>3, *xor<mode>3): Ditto.
10404 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
10405 iterator and SSE_FLOAT_MODE_P as insn constraint.
10406 (*nand<mode>3): Ditto from similar patterns.
10407 (*ior<mode>3): Ditto.
10408 (*xor<mode>3): Ditto.
10410 2008-02-20 Ira Rosen <irar@il.ibm.com>
10412 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
10413 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
10414 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
10416 2008-02-19 Jan Hubicka <jh@suse.cz>
10418 * predict.c (tree_bb_level_predictions): Remove variable next
10419 mistakely introduced by previous commit.
10421 2008-02-19 Jan Hubicka <jh@suse.cz>
10423 * predict.c (predict_paths_leading_to): Rewrite.
10424 (predict_paths_for_bb): New.
10425 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
10427 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10430 * Makefile.in (build_file_translate): New.
10431 (gcc-vers.texi): Use it for translating $(abs_srcdir).
10432 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
10433 * configure.ac (build_file_translate): Substitute it.
10434 * configure: Regenerate.
10436 2008-02-19 Jan Hubicka <jh@suse.cz>
10438 PR rtl-optimization/34408
10439 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
10442 2008-02-19 Jan Hubicka <jh@suse.cz>
10444 PR middle-end/28779
10445 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
10448 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
10451 * config/i386/i386-modes.def: Revert the last DI alignment
10452 change until Ada people can look into it.
10454 2008-02-19 Nick Clifton <nickc@redhat.com>
10456 * opts.c (print_specific_help): Fix typo in --help text.
10458 2008-02-19 Jakub Jelinek <jakub@redhat.com>
10461 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
10462 32-bit inline asm without asm alternatives for host GCC < 3.0.
10464 2008-02-19 Richard Guenther <rguenther@suse.de>
10466 PR tree-optimization/34989
10467 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
10468 Allow propagation to INDIRECT_REF if we can simplify only.
10470 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10472 * c-common.c (warn_for_collisions_1): Use appropriate option when
10475 2008-02-19 Nick Clifton <nickc@redhat.com>
10478 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
10479 (handle_options): Fix indentation.
10480 (print_filtered_help): If no language-specific options were
10481 displayed tell the user how to list all the options supported by
10482 the language's front-end.
10483 (print_specific_help): Fix indentation and remove duplicate line.
10484 (common_handle_option): Handle the -v option.
10485 For --help enable the display of undocumented options if the -v
10486 switch has been included on the command line.
10487 For --help= check for overlaps in the arguments between the option
10488 classes and the language names and issue a warning when they
10489 cannot be disambiguated.
10490 * c.opt (v): Pass on to the common option handler.
10492 2008-02-19 Revital Eres <eres@il.ibm.com>
10494 * modulo-sched.c (sms_schedule): Change dump message when
10495 create_ddg function fails.
10496 (try_scheduling_node_in_cycle): Rename row to cycle.
10497 (print_partial_schedule): Rename CYCLE to ROW.
10499 2008-02-19 Christian Bruel <christian.bruel@st.com>
10500 Zdenek Dvorak <ook@ucw.cz>
10502 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
10504 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10507 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
10508 (*x86_movdicc_0_m1_se): Ditto.
10510 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10512 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
10513 (CMPtype): Define as __gcc_CMPtype.
10514 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
10515 (CMPtype): Define as __gcc_CMPtype.
10517 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
10519 Support valgrind 3.3 for --enable-checking=valgrind.
10520 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
10522 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
10523 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
10524 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
10525 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
10526 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
10527 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
10528 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
10530 * ggc-zone.c: Similar.
10531 * ggc-page.c: Similar.
10533 2008-02-19 Paul Brook <paul@codesourcery.com>
10536 * config/arm/ieee754-df.S: Fix do_it typo.
10537 * config/arm/ieee754-sf.S: Fix do_it typo.
10539 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10542 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
10543 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
10544 (OPTION_MASK_ISA_SSE_SET): Likewise.
10545 (OPTION_MASK_ISA_SSE2_SET): Likewise.
10546 (OPTION_MASK_ISA_SSE3_SET): Likewise.
10547 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
10548 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
10549 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
10550 (OPTION_MASK_ISA_SSE4_SET): Likewise.
10551 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
10552 (OPTION_MASK_ISA_SSE5_SET): Likewise.
10553 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
10554 (OPTION_MASK_ISA_MMX_UNSET): Updated.
10555 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
10556 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
10557 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
10558 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
10559 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
10560 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
10561 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
10562 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
10563 (OPTION_MASK_ISA_SSE4): Removed.
10564 (ix86_handle_option): Turn on bits in ix86_isa_flags and
10565 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
10566 (override_options): Don't turn on implied SSE/MMX bits in
10569 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10571 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10574 2008-02-18 Joey Ye <joey.ye@intel.com>
10576 PR middle-end/34921
10577 * tree-nested.c (insert_field_into_struct): Set type alignment
10578 to field alignment if the former is less than the latter.
10580 2008-02-18 Jakub Jelinek <jakub@redhat.com>
10582 * BASE-VER: Set to 4.4.0.
10584 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10586 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
10587 * doc/cfg.texi: Likewise.
10588 * doc/extend.texi: Likewise.
10589 * doc/gty.texi: Likewise.
10590 * doc/invoke.texi: Likewise.
10591 * doc/loop.texi: Likewise.
10592 * doc/md.texi: Likewise.
10593 * doc/passes.texi: Likewise.
10594 * doc/rtl.texi: Likewise.
10595 * doc/sourcebuild.texi: Likewise.
10596 * doc/tm.texi: Likewise.
10597 * doc/tree-ssa.texi: Likewise.
10599 2008-02-17 Richard Guenther <rguenther@suse.de>
10601 PR middle-end/35227
10602 * tree-complex.c (init_parameter_lattice_values): Handle parameters
10603 without default definition.
10605 2008-02-17 Richard Guenther <rguenther@suse.de>
10607 PR tree-optimization/35231
10608 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
10611 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
10614 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10615 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10616 libgcc_cmp_return mode.
10618 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10621 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
10623 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
10625 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
10628 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10630 * doc/c-tree.texi: Use `@.' where appropriate.
10631 * doc/extend.texi: Likewise.
10632 * doc/install.texi: Likewise.
10633 * doc/invoke.texi: Likewise.
10634 * doc/loop.texi: Likewise.
10635 * doc/makefile.texi: Likewise.
10636 * doc/md.texi: Likewise.
10637 * doc/passes.texi: Likewise.
10638 * doc/standards.texi: Likewise.
10639 * doc/tm.texi: Likewise.
10641 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10643 PR middle-end/35196
10644 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
10646 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
10647 rather than in entry_bb.
10649 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10651 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10652 libgcc_cmp_return mode.
10654 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10656 PR middle-end/35130
10657 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
10658 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
10660 2008-02-15 Richard Guenther <rguenther@suse.de>
10661 Zdenek Dvorak <ook@ucw.cz>
10663 PR tree-optimization/35164
10664 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
10665 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
10666 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
10667 Only propagate addresses which do not have abnormal SSA_NAMEs
10670 2008-02-15 Joseph Myers <joseph@codesourcery.com>
10673 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
10675 2008-02-15 Jan Hubicka <jh@suse.cz>
10677 PR middle-end/35149
10678 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
10680 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10682 PR middle-end/34621
10683 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
10684 when calculating alignment_pad.
10686 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10688 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
10689 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
10690 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
10691 and STACK_BOUNDARY define.
10693 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
10695 PR preprocessor/35061
10696 * c-pragma.c (handle_pragma_pop_macro): Check that
10697 pushed_macro_table has been allocated.
10699 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
10701 PR middle-end/35136
10702 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
10703 (force_gimple_operand): Likewise.
10704 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
10705 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
10706 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
10707 (find_interesting_uses_address): Check addressability and alignment
10708 of the base expression only after substituting bases of IVs into it.
10710 2008-02-14 Michael Matz <matz@suse.de>
10713 * function.c (instantiate_virtual_regs_in_insn): Reload address
10714 before falling back to reloading the whole operand.
10716 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
10718 * config/s390/s390.c (s390_mainpool_start): Emit the pool
10719 before the first section switch note.
10721 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10723 * doc/bugreport.texi: Update copyright years.
10724 * doc/c-tree.texi: Likewise.
10725 * doc/cfg.texi: Likewise.
10726 * doc/cpp.texi: Likewise.
10727 * doc/cppinternals.texi: Likewise.
10728 * doc/fragments.texi: Likewise.
10729 * doc/frontends.texi: Likewise.
10730 * doc/gcc.texi: Likewise.
10731 * doc/gty.texi: Likewise.
10732 * doc/hostconfig.texi: Likewise.
10733 * doc/implement-c.texi: Likewise.
10734 * doc/libgcc.texi: Likewise.
10735 * doc/loop.texi: Likewise.
10736 * doc/makefile.texi: Likewise.
10737 * doc/options.texi: Likewise.
10738 * doc/passes.texi: Likewise.
10739 * doc/rtl.texi: Likewise.
10740 * doc/sourcebuild.texi: Likewise.
10741 * doc/standards.texi: Likewise.
10742 * doc/tree-ssa.texi: Likewise.
10743 * doc/trouble.texi: Likewise.
10745 * doc/extend.texi: Use @: or add comma where appropriate.
10746 * doc/invoke.texi: Likewise.
10747 * doc/tm.texi: Likewise.
10749 2008-02-14 Alan Modra <amodra@bigpond.net.au>
10752 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
10755 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
10757 * doc/md.texi (clz, ctz): Add reference.
10758 * doc/rtl.texi (clz, ctz): Likewise.
10760 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10763 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
10766 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
10768 * config/s390/s390.c (struct constant_pool): New field
10769 emit_pool_after added.
10770 (s390_mainpool_start): Set the emit_pool_after flag according
10771 to the section switch notes.
10772 (s390_mainpool_finish): Consider emit_pool_after when emitting
10773 the literal pool at the end of the function.
10774 (s390_chunkify_start): Force literal pool splits at section
10777 2008-02-13 Michael Matz <matz@suse.de>
10780 * var-tracking.c (clobber_variable_part): Correctly traverse the
10783 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10786 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
10787 Add -fdump-ipa-inline.
10788 * tree-dump.c (dump_files): Remove tree-inlined dump.
10789 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
10791 2008-02-12 Richard Guenther <rguenther@suse.de>
10793 PR tree-optimization/35171
10794 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
10797 2008-02-12 Richard Guenther <rguenther@suse.de>
10799 PR middle-end/35163
10800 * fold-const.c (fold_widened_comparison): Use get_unwidened in
10801 value-preserving mode. Disallow final truncation.
10803 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
10805 PR middle-end/35136
10806 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
10807 code from here to...
10808 (force_gimple_operand): ...here.
10810 2008-02-12 Jakub Jelinek <jakub@redhat.com>
10813 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
10814 non-compatible pointers.
10815 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
10816 different FIELD_DECLs, try harder by comparing field offsets, sizes
10819 PR inline-asm/35160
10820 * function.c (match_asm_constraints_1): Don't replace the same input
10823 2008-02-12 Anatoly Sokolov <aesok@post.ru>
10825 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
10826 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
10827 (expand_epilogue): Restore RAMPZ register.
10828 * config/avr/avr.md (RAMPZ_ADDR): New constant.
10830 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
10832 * config/i386/cygwin.asm: (__alloca): Correct calling
10833 convention and alignment.
10834 (__chkstk): Force 8 byte stack alignment.
10836 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
10837 Richard Guenther <rguenther@suse.de>
10839 PR tree-optimization/33992
10840 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
10841 the zero we compare against.
10843 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
10845 PR libfortran/35063
10846 * gthr-win32.h (__gthread_mutex_destroy_function): New function
10847 to CloseHandle after unlocking to prevent accumulation of handle
10850 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10852 PR middle_end/34150
10853 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
10854 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
10855 and update LABEL_NUSES during and after reload.
10857 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
10859 PR middle-end/34627
10860 * combine.c (simplify_if_then_else): Make sure the comparison is
10861 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
10863 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
10866 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
10867 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
10868 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
10869 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
10870 * tree.h (get_type_static_bounds): Likewise.
10872 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10874 * doc/invoke.texi (Option Summary, C++ Dialect Options)
10875 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10876 Make -Wfoo language annotations match what the compiler outputs.
10878 2008-02-08 Sa Liu <saliu@de.ibm.com>
10880 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
10881 intrinsics spu_convts, spu_convtu, spu_convtf.
10883 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
10885 * doc/extend.texi (Function Attributes) <noinline>: Mention
10886 asm ("") as method to keep calls.
10888 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10891 * doc/options.texi (Options): Replace references to opts.sh with
10893 * opts-common.c: Likewise.
10894 * optc-gen.awk: Likewise.
10896 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
10898 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
10900 2008-02-07 Richard Henderson <rth@redhat.com>
10903 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
10904 EXPR_LIST for the REG_EQUAL instead of a comparison with a
10907 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
10909 PR tree-optimization/35085
10910 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
10911 for operand entry oe2 in addition to operand entry oe3 in order to
10912 expose more opportunities for vectorizer sum reduction.
10914 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10917 * Makefile.in (LIBS): Remove $(GMPLIBS).
10918 (cc1-dummy, cc1): Add $(GMPLIBS).
10920 2008-02-06 Jan Hubicka <jh@suse.cz>
10923 * i386.md (moddf_integer): Do not produce partial memory stalls for
10924 targets where it hurts.
10926 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
10929 * optabs.c (expand_float): Do not check for decimal modes when
10930 expanding unsigned integer through signed conversion.
10932 2008-02-06 Nick Clifton <nickc@redhat.com>
10934 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
10935 inside the clobber with a match_operand and duplicated operand
10936 number in the constraint.
10937 (ineqbranchsi): Delete redundant comment.
10939 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10941 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
10942 builtin_define ("__USE_INIT_FINI__").
10943 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
10945 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
10947 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10949 PR documentation/30330
10950 * doc/invoke.texi (C++ Dialect Options)
10951 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10952 For each warning option -Wfoo that allows -Wno-foo, ensure both
10953 -Wfoo and -Wno-foo are listed in the option index. Fix index
10954 entry of -Wswitch-default, index -Wnormalized= including the
10955 `=', and -Wlarger-than-@var{len} including @var{len}.
10957 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10959 * config/i386/i386.md (floatunssisf2): Use
10960 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
10961 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
10962 Macroize expander using MODEF mode iterator.
10964 2008-02-05 Diego Novillo <dnovillo@google.com>
10966 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
10969 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
10971 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10974 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
10976 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
10979 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
10980 to indicate if a message should be generated.
10981 (init_cumulative_args): Updated.
10982 (function_value_32): Likewise.
10984 2008-02-05 Joseph Myers <joseph@codesourcery.com>
10986 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
10988 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10991 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
10992 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
10994 2008-02-04 Diego Novillo <dnovillo@google.com>
10996 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
10999 * tree-vrp.c (vrp_evaluate_conditional): With
11000 -Wtype-limits, emit a warning when comparing against a
11001 constant outside the natural range of OP0's type.
11003 2008-02-04 Richard Guenther <rguenther@suse.de>
11005 PR middle-end/33631
11006 * expr.c (count_type_elements): Give for unions instead of
11009 2008-02-04 Richard Guenther <rguenther@suse.de>
11011 PR middle-end/35043
11012 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
11013 to TYPE_DOMAINs base type instead of using bitsizetype here.
11015 2008-02-03 Jason Merrill <jason@redhat.com>
11017 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
11019 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11022 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
11023 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
11024 (RS/6000 and PowerPC Options): Fix typos and markup.
11025 * doc/passes.texi (Tree-SSA passes): Likewise.
11027 2008-02-02 Michael Matz <matz@suse.de>
11030 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
11031 from record_last_reg_set_info.
11032 (record_last_reg_set_info): Take an RTX argument, iterate over all
11033 constituent hardregs.
11034 (record_last_set_info, record_opr_changes): Change calls to
11035 new signature or to record_last_reg_set_info_regno.
11037 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
11039 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
11041 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
11043 PR rtl-optimization/34773
11044 * reg-notes.def (EQUAL): Mention significance of combination of
11045 REG_EQUAL and REG_RETVAL.
11046 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
11047 insn that has a REG_RETVAL.
11049 2008-02-01 Roger Sayle <roger@eyesopen.com>
11052 * configure.ac (--enable-fixed-point): Disable unless explicitly
11054 * configure: Regenerate.
11056 2008-02-01 Richard Guenther <rguenther@suse.de>
11059 * invoke.texi (-finline-limit): Remove no longer true parts
11060 of the documentation. Note that there is no default value.
11062 2008-02-01 Andrew Pinski <pinskia@gmail.com>
11063 Mark Mitchell <mark@codesourcery.com>
11064 Ben Elliston <bje@au.ibm.com>
11067 * doc/extend.texi (Other Builtins): Document.
11069 2008-01-31 Tom Browder <tom.browder@gmail.com>
11071 * doc/c-tree.texi (Types): Fix grammar.
11072 (Expression trees): Ditto.
11073 * doc/passes.texi (Tree-SSA passes): Ditto.
11075 * doc/configterms.texi (Configure Terms): Fix typo.
11076 * doc/cpp.texi (Common Predefined Macros): Ditto.
11077 * doc/md.texi (Machine Constraints): Ditto.
11079 * doc/makefile.texi (Makefile): Add comma.
11081 2008-01-31 Tom Browder <tom.browder@gmail.com>
11082 Gerald Pfeifer <gerald@pfeifer.com>
11084 * doc/sourcebuild.texi (Front End): Remove references to CVS
11085 and CVSROOT/modules.
11086 (Texinfo Manuals): Replace reference to CVS by one to SVN.
11087 (Back End): Remove reference to CVS.
11089 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
11092 * config/mips/mips.c (gen_load_const_gp): New function, taking a
11094 (mips16_gp_pseudo_reg): ...here.
11095 * config/mips/mips.md (load_const_gp): Replace with...
11096 (load_const_gp_<mode>): ...this :P-based insn.
11098 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11100 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
11101 options. Minor fixes.
11102 (-std): Move reference to standards closer to where language
11103 standards are first mentioned.
11105 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
11107 PR rtl-optimization/34995
11108 * reload.c (alternative_allows_const_pool_ref): Take an rtx
11109 parameter and return a bool. If the rtx parameter is nonnull,
11110 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
11111 (find_reloads): Update call accordingly. Pass the new operand
11112 if it needed no address reloads, otherwise pass null.
11114 2008-01-30 Richard Henderson <rth@redhat.com>
11117 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
11118 for unbounded arrays.
11120 2008-01-30 Silvius Rus <rus@google.com>
11122 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
11124 2008-01-30 Jan Hubicka <jh@suse.cz>
11127 * i386.c (init_cumulative_args): Use real function declaration when
11130 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
11132 PR rtl-optimization/34998
11133 * global.c (build_insn_chain): Treat non-subreg_lowpart
11134 SUBREGs of pseudos as clobbering all the words covered by the
11135 SUBREG, not just all the bytes.
11136 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
11137 original df_ref rather than an extract parameter.
11138 (global_conflicts): Update call accordingly.
11140 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
11142 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
11143 the overflow check to make it easier to read.
11144 (__fixtfdi): Change the type of the ll member in union
11145 long_double to UDItype_x.
11147 2008-01-30 Jakub Jelinek <jakub@redhat.com>
11149 PR middle-end/34969
11150 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
11151 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
11152 * tree-inline.c (fold_marked_statements): Call
11153 cgraph_update_edges_for_call_stmt if folding a call statement.
11154 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
11155 debug_generic_stmt calls, reset it back afterwards.
11158 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
11160 * c-typeck.c (build_external_ref): Don't pedwarn about
11161 static vars in current function's scope.
11163 2008-01-29 Joseph Myers <joseph@codesourcery.com>
11165 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
11167 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
11170 * ipa-struct-reorg.c: Fix spelling.
11171 * params.def: Ditto.
11173 2008-01-29 Richard Guenther <rguenther@suse.de>
11175 PR middle-end/35006
11176 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
11178 * tree-inline.c (remap_type): Increment remapping_type_depth
11179 around remapping types.
11180 (copy_body_r): Only add referenced variables if they are referenced
11181 from code, not types.
11183 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
11194 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
11195 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
11197 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
11200 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
11201 pointer for tiny stack.
11203 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
11205 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
11207 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
11209 * config/vx-common.h: Fix typo in comment.
11211 2008-01-28 Ian Lance Taylor <iant@google.com>
11215 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
11216 coalesce pointers if they have different DECL_NO_TBAA_P values.
11217 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
11218 between variables with different DECL_NO_TBAA_P values.
11220 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
11223 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
11224 are not legitimate small data references on SPE targets.
11226 2008-01-28 David Daney <ddaney@avtrex.com>
11228 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
11230 2008-01-28 David Daney <ddaney@avtrex.com>
11232 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
11234 2008-01-27 Joseph Myers <joseph@codesourcery.com>
11236 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
11237 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
11238 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
11239 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
11240 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
11241 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
11242 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
11243 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
11245 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11247 * basic-block.h (condjump_equiv_p): Fix comment.
11249 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11251 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
11252 print_generic_stmt_indented): Fix comment.
11254 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11256 * configure.ac (__stack_chk_fail): Add detecion for availability
11257 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
11258 * configure: Regenerate.
11260 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
11262 PR middle-end/34688
11263 * final.c (output_addr_const): Handle TRUNCATE.
11265 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
11268 * tree-ssa-loop-ivopts.c (comp_cost): New type.
11269 (zero_cost, infinite_cost): New constants.
11270 (struct cost_pair): Change type of cost to comp_cost.
11271 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
11272 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
11274 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
11275 split_address_cost, ptr_difference_cost, difference_cost,
11276 get_computation_cost_at, get_computation_cost,
11277 determine_use_iv_cost_generic, determine_use_iv_cost_address,
11278 determine_use_iv_cost_condition, determine_use_iv_costs,
11279 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
11280 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
11281 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
11282 Change type of cost to comp_cost.
11283 (determine_iv_cost): Increase cost of non-original ivs, instead
11284 of decreasing the cost of original ones.
11285 (get_address_cost): Indicate the complexity of the addressing mode
11287 (try_add_cand_for): Prefer using ivs not specific to some object.
11288 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
11290 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
11291 Janis Johnson <janis187@us.ibm.com>
11294 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
11295 (TARGET_INSTANTIATE_DECLS): Likewise.
11296 * target.h (expand_to_rtl_hook): New target hook.
11297 (instantiate_decls): Likewise.
11298 * function.c (instantiate_decl): Make non-static. Rename to...
11299 (instantiate_decl_rtl): ... this.
11300 (instantiate_expr): Use instantiate_decl_rtl.
11301 (instantiate_decls_1): Likewise.
11302 (instantiate_decls): Likewise.
11303 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
11304 * function.h (instantiate_decl_rtl): Add prototype.
11305 * cfgexpand.c (target.h): New include.
11306 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
11307 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
11308 (TARGET_INSTANTIATE_DECLS): Likewise.
11309 (TARGET_INITIALIZER): New target hooks added.
11310 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
11312 * config/rs6000/rs6000.c (tree-flow.h): New include.
11313 (machine_function): Add sdmode_stack_slot field.
11314 (rs6000_alloc_sdmode_stack_slot): New function.
11315 (rs6000_instantiate_decls): Likewise.
11316 (rs6000_secondary_memory_needed_rtx): Likewise.
11317 (rs6000_check_sdmode): Likewise.
11318 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
11319 (TARGET_INSTANTIATE_DECLS): Likewise.
11320 (rs6000_hard_regno_mode_ok): Allow SDmode.
11321 (num_insns_constant): Likewise. Handle _Decimal32 constants.
11322 (rs6000_emit_move): Handle SDmode.
11323 (function_arg_advance): Likewise.
11324 (function_arg): Likewise.
11325 (rs6000_gimplify_va_arg): Likewise. Add special handling of
11326 SDmode var args for 32-bit compiles.
11327 (rs6000_secondary_reload_class): Handle SDmode.
11328 (rs6000_output_function_epilogue): Likewise.
11329 (rs6000_function_value): Simplify if statement.
11330 (rs6000_libcall_value): Likewise.
11331 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
11332 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
11333 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
11334 (movsd_hardfloat): New define_insn.
11335 (movsd_softfloat): Likewise.
11336 (movsd_store): Likewise.
11337 (movsd_load): Likewise.
11338 (extendsddd2): Likewise.
11339 (extendsdtd2): Likewise.
11340 (truncddsd2): Likewise.
11341 (movdd_hardfloat64): Fixup comment.
11342 (UNSPEC_MOVSD_LOAD): New constant.
11343 (UNSPEC_MOVSD_STORE): Likewise.
11345 2008-01-26 Jakub Jelinek <jakub@redhat.com>
11348 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
11350 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
11351 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
11352 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
11353 and TRUTH_XOR_EXPR.
11355 2008-01-26 David Edelsohn <edelsohn@gnu.org>
11358 * config.gcc: Separate AIX 5.3 from AIX 6.1.
11359 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11360 __LONGDOUBLE128 too.
11361 * config/rs6000/aix61.h: New file.
11363 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
11365 PR rtl-optimization/34959
11366 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
11367 popcount and parity rtxes the same mode as their operand.
11368 Truncate or extend the result to the return value's mode
11371 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
11374 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
11375 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
11376 to GOT_VERSION_REGNUM.
11377 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
11378 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
11379 * config/mips/mips.c (mips_emit_call_insn): New function.
11380 (mips_call_tls_get_addr): Call mips_expand_call directly.
11381 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
11383 (mips16_build_call_stub): Likewise. Return the call insn or null.
11384 (mips_expand_call): Update the call to mips16_build_call_stub
11385 accordingly and a remove redundant condition. Assert that MIPS16
11386 stubs do not use lazy binding. Use mips_emit_call_insn and return
11388 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
11390 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
11391 (mips_avoid_hazard): Remove hazard_set handling.
11392 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
11393 (UNSPEC_RESTORE_GP): ...this.
11394 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
11395 (FAKE_CALL_REGNO): Rename to...
11396 (GOT_VERSION_REGNUM): ...this.
11397 (type): Add "ghost" value. Add an associated insn reservation.
11398 (hazard_set): Remove.
11399 (exception_receiver): Rename to...
11400 (restore_gp): ...this and update the unspec identifier accordingly.
11401 (exception_receiver, nonlocal_got_receiver): New expanders.
11402 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
11403 FAKE_CALL_REGNO. Remove hazard_set attribute.
11404 (set_got_version, update_got_version): New patterns.
11406 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
11409 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
11411 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11414 * doc/install.texi2html: Generate gcc-vers.texi.
11416 2008-01-25 DJ Delorie <dj@redhat.com>
11418 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
11420 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11422 * config/c4x: Remove directory.
11423 * config.gcc (crx-*, mt-*): Mark obsolete.
11424 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
11425 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
11426 sh-*-rtemscoff*): Remove cases.
11427 * defaults.h (C4X_FLOAT_FORMAT): Remove.
11428 * real.c (encode_c4x_single, decode_c4x_single,
11429 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
11430 c4x_extended_format): Remove.
11431 * real.h (c4x_single_format, c4x_extended_format): Remove.
11432 * doc/extend.texi (interrupt, naked): Remove mention of attributes
11434 (Pragmas): Remove comment about c4x pragmas.
11435 * doc/install.texi (c4x): Remove target-specific instructions.
11436 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
11437 * doc/md.texi (Machine Constraints): Remove C4x documentation.
11438 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
11439 refer to C4x source files as examples.
11440 (C4X_FLOAT_FORMAT): Remove documentation.
11442 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
11444 * config/bfin/bfin.c (override_options): Reorder tests so that
11445 flag_pic gets enabled for -msep-data.
11447 2008-01-25 Richard Guenther <rguenther@suse.de>
11449 PR middle-end/32244
11450 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
11451 to its bitfield precision if required.
11453 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11455 PR middle-end/33880
11456 * tree-nested.c (walk_omp_for): New function.
11457 (convert_nonlocal_reference, convert_local_reference): Call
11458 walk_omp_for on OMP_FOR.
11459 (convert_call_expr): Call walk_body on OMP_FOR's
11460 OMP_FOR_PRE_INIT_BODY.
11462 2008-01-25 Richard Guenther <rguenther@suse.de>
11464 PR tree-optimization/34966
11465 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
11466 default defs and PHI_NODEs we have to insert after the
11467 defining statement.
11469 2008-01-24 Nick Clifton <nickc@redhat.com>
11471 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
11472 Provide a default definition.
11473 (LIBGCC2_UNITS_PER_WORD): Likewise.
11475 * config/stormy16/stormy16.c: Include df.h for the prototype
11476 for df_regs_ever_live_p.
11477 (xstormy16_expand_builtin_va_start): Convert the stack offset
11478 into a component_ref and then use POINTER_PLUS_EXPR to add it
11479 to the incoming_virtual_args_rtx.
11480 (xstormy16_gimplify_va_arg_expr): Rename to
11481 xstormy16_gimplify_va_arg_expr.
11482 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
11483 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
11484 xstormy16_gimplify_va_arg_expr.
11485 Fix up some formatting issues.
11487 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
11488 Move to predicates.md.
11489 (xs_hi_general_operand): Likewise.
11490 (xs_hi_nonmemory_operand): Likewise.
11491 * config/stormy16/predicates.md:
11492 (xstormy16_carry_plus_operand): New predicate.
11493 (xs_hi_general_operand): New predicate.
11494 (xs_hi_nonmemory_operand): New predicate.
11495 * config/stormy16/stormy16-protos.h:
11496 (xstormy16_carry_plus_operand): Delete prototype.
11497 (xs_hi_general_operand): Likewise.
11498 (xs_hi_nonmemory_operand): Likewise.
11500 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
11501 modifiers as they are no longer needed and they can trigger
11502 reload spill failures.
11504 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
11505 with a match_operand in order to help reload.
11507 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
11508 constraint with 'e' for the 8th alternative as this version of
11509 the mov.w instruction only accepts the lower 8 registers.
11511 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
11514 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
11515 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
11518 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11520 PR middle-end/33333
11521 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
11523 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
11525 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
11527 (remove_structure): Update allocations list before removing structure.
11529 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
11531 * ipa-struct-reorg.c (is_safe_cond_expr,
11532 create_new_stmts_for_cond_expr): Use integer_zerop function,
11533 that recognize not only zero-pointer, but zero-integer too.
11535 2008-01-25 Ben Elliston <bje@au.ibm.com>
11538 * fixproto: Escape "." in sed expression that strips leading "./".
11540 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
11543 * gcc.c (SWITCH_OK): Removed.
11544 (SWITCH_LIVE): Changed to bit.
11545 (SWITCH_FALSE): Likewise.
11546 (SWITCH_IGNORE): Likewise.
11547 (switchstr): Change live_cond to unsigned int.
11548 (process_command): Replace SWITCH_OK with 0.
11549 (do_self_spec): Likewise.
11550 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
11551 (give_switch): Likewise.
11552 (used_arg): Likewise.
11553 (do_spec_1): Set the SWITCH_IGNORE bit.
11554 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
11555 bits. Set the SWITCH_LIVE bit.
11557 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11559 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
11561 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
11563 PR tree-optimization/34472
11564 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
11565 parameter to a "bool *" and set *DATA to false if there is
11566 an unsafe access. Do not delete the structure here.
11567 (check_cond_exprs): Delete it here instead.
11568 (check_cond_exprs, exclude_cold_structs): Do not increase
11569 I when removing a structure.
11571 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
11574 * config/i386/i386.c (ix86_expand_vector_init): Consider only
11575 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
11577 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
11579 PR middle-end/34934
11580 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
11581 a fixed vector for stack.
11583 2008-01-24 Ben Elliston <bje@au.ibm.com>
11586 * doc/gcc.texi (Software development): Add a direntry for g++.
11588 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
11590 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
11591 stale and straggling -fforce-addr comments above.
11593 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
11595 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
11596 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
11598 2008-01-23 Michael Matz <matz@suse.de>
11601 * dwarf2out.c (force_type_die): Use modified_type_die instead of
11604 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
11606 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
11607 malloc result type.
11609 2008-01-23 Anatoly Sokolov <aesok@post.ru>
11611 * config/avr/avr.c (avr_current_arch): New variable.
11612 (avr_arch_types): Add 'avr31' and 'avr51' entries.
11613 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
11614 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
11615 (avr_override_options): Init 'avr_current_arch'.
11616 (base_arch_s): Move from here...
11617 * config/avr/avr.h (base_arch_s): ... here. Add new members
11618 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
11619 'mega' to 'have_jmp_call'.
11620 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
11621 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
11623 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
11625 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11626 MULTILIB_MATCHES): (Ditto.).
11628 2008-01-23 Richard Guenther <rguenther@suse.de>
11630 PR middle-end/31529
11631 * cgraphunit.c (cgraph_reset_node): Always mark the node
11632 not reachable if it is not queued already.
11634 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
11636 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
11637 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
11638 (cputype_selected): New static variable.
11639 (bfin_handle_option): Set it if -mcpu is used.
11640 (override_option): Select default set of workarounds if no cpu type
11641 selected on the command line.
11642 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
11644 From Michael Frysinger <michael.frysinger@analog.com>
11645 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
11646 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
11648 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
11649 for bf547, bf523, bf524, and bf526.
11650 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
11652 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11653 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
11654 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
11655 __ADSPBF547__ and __ADSPBF54x__ for bf547.
11656 * doc/invoke.texi (Blackfin Options): Document that
11657 -mcpu now accept bf547, bf523, bf524, and bf526.
11659 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
11661 PR rtl-optimization/34628
11662 * combine.c (try_combine): Stop and undo after the first combination
11663 if an autoincrement side-effect on the first insn has effectively
11666 2008-01-22 David Edelsohn <edelsohn@gnu.org>
11669 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
11670 Offset addresses are not valid for Altivec or paired float modes.
11672 2008-01-22 Jakub Jelinek <jakub@redhat.com>
11675 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
11676 if DECL_INITIAL (decl) is error_mark_node.
11679 * c-common.c (handle_vector_size_attribute): Only allow
11680 integral, scalar float and fixed point types. Handle OFFSET_TYPE
11681 the same way as pointer, array etc. types.
11682 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
11685 * tree.c (build_type_attribute_qual_variant): Call
11686 build_qualified_type if attributes are equal, but quals are not.
11688 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11691 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
11692 * flags.h (warn_strict_aliasing): Remove.
11693 (warn_strict_overflow): Remove.
11694 * opts.c (warn_strict_aliasing): Remove.
11695 (warn_strict_overflow): Remove.
11696 * c-opts.c (c_common_handle_option): -Wall only sets
11697 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
11698 (c_common_post_options): Give default values to -Wstrict-aliasing
11699 and -Wstrict-overflow if they are uninitialized.
11700 * common.opt (Wstrict-aliasing): Specify Var and Init.
11701 (Wstrict-overflow): Likewise.
11703 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11705 PR rtl-optimization/26854
11706 PR rtl-optimization/34400
11707 PR rtl-optimization/34884
11708 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
11710 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
11711 (df_rd_bb_info.expanded_lr_out): Deleted
11712 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
11713 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
11714 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11715 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11716 Removed code to allocate, initialize or free expanded_lr_out.
11717 (df_rd_bb_local_compute_process_def): Restructured to make more
11719 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
11720 sets if the sets are being trimmed.
11722 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
11725 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
11726 (as_vers): Likewise.
11727 * configure: Regenerated.
11729 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11731 PR middle-end/33092
11732 * tree-pass.h (pass_build_alias): New pass.
11733 * tree-ssa-alias.c (gate_build_alias): New.
11734 (pass_build_alias): New.
11735 * passes.c (init_optimization_passes): Add pass_build_alias after
11736 pass_create_structure_vars.
11738 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
11740 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
11741 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
11742 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
11743 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
11744 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
11745 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
11746 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
11747 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
11748 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
11749 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
11750 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
11751 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
11752 * config/s390/s390.md (FP_ALL): New mode iterator.
11753 (_d): New mode attribute.
11754 ("*signbit<mode>2>"): Changed mode of first operand.
11755 ("isinf<mode>2"): Changed mode of first operand.
11756 ("*TDC_insn"): Adaptation for DFP modes.
11758 2008-01-22 Ben Elliston <bje@au.ibm.com>
11760 * tree.c (check_qualified_type): Improve function description.
11762 2008-01-21 Jason Merrill <jason@redhat.com>
11765 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
11766 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
11769 2008-01-21 DJ Delorie <dj@redhat.com>
11771 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
11774 2008-01-21 Richard Guenther <rguenther@suse.de>
11776 PR middle-end/34856
11777 * tree-cfg.c (verify_expr): Allow all invariant expressions
11778 instead of just constant class ones as reference argument.
11779 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
11780 like any other constant.
11781 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
11783 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
11785 * regmove.c (fixup_match_1): Update call crossed frequencies.
11787 2008-01-21 Richard Guenther <rguenther@suse.de>
11790 * tree-inline.c (setup_one_parameter): Deal with mismatched
11791 types using a VIEW_CONVERT_EXPR.
11793 2008-01-21 Alon Dayan <alond@il.ibm.com>
11794 Olga Golovanevsky <olga@il.ibm.com>
11796 PR tree-optimization/34701
11797 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
11798 when the structure size is not a power of 2.
11800 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
11802 * doc/install.texi: Add doc for --enable-checking=df.
11804 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
11806 PR rtl-optimization/34808
11807 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
11809 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11811 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
11814 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11816 PR rtl-optimization/26854
11817 PR rtl-optimization/34400
11818 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
11820 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
11821 (df_rd_bb_info.expanded_lr_out): New.
11822 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
11823 * loop_iv.c (iv_analysis_loop_init): Ditto.
11824 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11825 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11826 Added code to allocate, initialize or free expanded_lr_out.
11827 (df_rd_bb_local_compute_process_def): Restructured to make
11828 more understandable.
11829 (df_rd_confluence_n): Add code to do nothing with fake edges and
11830 code to no apply invalidate_by_call sets if the sets are being trimmed.
11831 (df_lr_local_finalize): Renamed to df_lr_finalize.
11832 (df_live_local_finalize): Renamed to df_live_finalize.
11834 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11837 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
11838 deciding whether to use reciprocal instructions.
11840 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
11842 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
11843 dwarf2out_note_section_used if cold_text_section is NULL.
11845 2008-01-19 Jakub Jelinek <jakub@redhat.com>
11847 PR gcov-profile/34610
11848 * tree-cfg.c (make_edges): Mark both outgoing edges from
11849 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
11850 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
11851 from OMP_FOR and OMP_CONTINUE outgoing edges.
11853 * tree-profile.c (tree_profiling): Return early if
11854 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
11856 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
11857 from cfun to child_cfun.
11858 * function.h (struct function): Add after_tree_profile bit.
11860 2008-01-19 Anatoly Sokolov <aesok@post.ru>
11862 * config/avr/avr.S (_exit): Disable interrupt.
11864 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11865 Steven Bosscher <stevenb.gcc@gmail.com>
11867 PR rtl-optimization/26854
11868 PR rtl-optimization/34400
11869 * df-problems.c (df_live_scratch): New scratch bitmap.
11870 (df_live_alloc): Allocate df_live_scratch when doing df_live.
11871 (df_live_reset): Clear the proper bitmaps.
11872 (df_live_bb_local_compute): Only process the artificial defs once
11873 since the order is not important.
11874 (df_live_init): Init the df_live sets only with the variables
11875 found live by df_lr.
11876 (df_live_transfer_function): Use the df_lr sets to prune the
11877 df_live sets as they are being computed.
11878 (df_live_free): Free df_live_scratch.
11880 2008-01-18 Ian Lance Taylor <iant@google.com>
11882 * common.opt: Add fmerge-debug-strings.
11883 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
11884 flag_merge_debug_strings rather than flag_merge_constants.
11885 * doc/invoke.texi (Option Summary): Mention
11886 -fmerge-debug-strings.
11887 (Debugging Options): Document -fmerge-debug-strings.
11889 2008-01-18 Ian Lance Taylor <iant@google.com>
11892 * tree.h (DECL_IS_OPERATOR_NEW): Define.
11893 (struct tree_function_decl): Add new field operator_new_flag.
11894 * tree-inline.c (expand_call_inline): When inlining a call to
11895 operator new, force the return value to go into a variable, and
11896 set DECL_NO_TBAA_P on that variable.
11897 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
11899 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
11902 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
11903 DWARF2_DEBUGGING_INFO.
11904 (dwarf2out_note_section_used): Ditto. Add prototype.
11905 (have_multiple_function_sections, text_section_used,
11906 cold_text_section_used, *cold_text_sections): Move declarations
11909 2008-01-17 Bob Wilson <bob.wilson@acm.org>
11911 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
11912 field and add signal_ra.
11913 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
11914 assignments to frame state pc. Move end of stack check after
11915 MD_FALLBACK_FRAME_STATE_FOR.
11916 (uw_update_context_1): Use frame state signal_regs if set, instead
11917 of checking signal_frame flag.
11918 (uw_update_context): Use frame state signal_ra if set.
11919 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
11920 * config/xtensa/linux-unwind.h: New file.
11922 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
11924 * modulo-sched.c (get_sched_window): Fix comment typo.
11926 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
11928 PR tree-optimization/34648
11929 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
11931 2008-01-17 Anatoly Sokolov <aesok@post.ru>
11933 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
11934 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
11936 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
11938 PR rtl-optimization/34400
11939 * df-core.c (df_worklist_dataflow_overeager,
11940 df_worklist_dataflow_doublequeue): New functions.
11941 (df_worklist_dataflow): Two different worklist solvers.
11942 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
11945 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11948 * doc/invoke.texi: Document the dependence on pthread for fopenmp
11949 and ftree-parallelize-loops.
11951 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
11953 PR rtl-optimization/34826
11954 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
11956 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
11958 * global.c (find_reg): Mark the eh regs as used if necessary.
11959 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
11960 * ra.h (struct allocno): no_eh_reg field added. Changed
11961 no_stack_reg type to bitfield.
11963 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
11965 * tree.c (substitute_in_expr): Add missing 'break'.
11967 2008-01-17 Richard Guenther <rguenther@suse.de>
11969 PR tree-optimization/34825
11970 * tree-ssa-math-opts.c (is_division_by): Do not recognize
11971 x / x as division to handle.
11973 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11975 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
11976 "-pthread" is specified.
11977 * pa-hpux11.h (LIB_SPEC): Likewise.
11979 2008-01-16 Janis Johnson <janis187@us.ibm.com>
11980 Peter Bergner <bergner@vnet.ibm.com>
11982 PR rtl-optimization/33796
11983 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
11985 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11987 PR libgfortran/34699
11988 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
11990 * pa-hpux10.h (LINK_SPEC): Likewise.
11991 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
11993 2008-01-16 Richard Guenther <rguenther@suse.de>
11995 PR middle-end/32628
11996 * fold-const.c (fold_convert_const_int_from_int): Do not
11997 set overflow if that occured only because of a sign extension
11998 change when converting from/to a sizetype with the same
11999 precision and signedness.
12001 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12004 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
12005 location address to the correct place. Update copyright year.
12007 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12009 * lambda-code.c (lambda_transform_legal_p): Handle the case of
12010 no dependences in the dependence_relations vector.
12012 2008-01-16 Jan Hubicka <jh@suse.cz>
12014 PR rtl-optimization/31396
12015 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
12016 * cfg.c (dump_reg_info): Print it.
12017 * regs.h (struct reg_info_t): add freq_calls_crossed.
12018 (REG_FREQ_CALLS_CROSSED): New macro.
12019 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
12020 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
12021 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
12022 regmove_optimize): Update call crossed frequencies.
12023 * local-alloc.c (struct qty): Add freq_calls_crossed.
12024 (alloc_qty): Copute freq_calls_crossed.
12025 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
12026 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
12027 * ra.h (struct allocno): Add freq_calls_crossed.
12029 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12031 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
12032 libgomp when compiling with ftree-parallelize-loops.
12033 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
12035 2008-01-16 Richard Guenther <rguenther@suse.de>
12037 PR tree-optimization/34769
12038 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
12039 * tree.c (int_cst_value): Instead make this function more
12040 permissive in what it accepts as valid input. Document this
12041 function always sign-extends the value.
12043 2008-01-16 Jakub Jelinek <jakub@redhat.com>
12044 Richard Guenther <rguenther@suse.de>
12047 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
12048 (gimple_fold_indirect_ref_rhs): ... this.
12049 (gimple_fold_indirect_ref): New function with foldings
12050 that preserve lvalueness.
12051 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
12052 * tree-flow.h (gimple_fold_indirect_ref): Declare.
12053 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
12054 to fold an INDIRECT_REF, fall back to the old use of
12055 fold_indirect_ref_1.
12057 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12059 * tree-data-ref.c (subscript_dependence_tester_1): Call
12060 free_conflict_function.
12061 (compute_self_dependence): Same.
12063 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12066 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
12067 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
12069 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
12070 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
12071 for DWARF2_UNWIND_INFO targets.
12073 2008-01-16 Richard Guenther <rguenther@suse.de>
12076 * c-typeck.c (common_pointer_type): Do not merge inconsistent
12077 type qualifiers for function types.
12079 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
12081 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
12082 loop_iterator li from previous commit.
12084 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
12086 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
12088 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
12090 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
12091 (parallelize_loops): Don't parallelize irreducible components.
12093 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12096 * c-opts (c_common_post_options): Do not enable CPP
12097 flag_pedantic_errors by default.
12099 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
12101 PR rtl-optimization/31944
12102 * cse.c (remove_pseudo_from_table): New function.
12103 (merge_equiv_classes): Use above function to remove pseudo-registers.
12104 (invalidate): Likewise.
12106 2008-01-13 Richard Guenther <rguenther@suse.de>
12108 PR middle-end/34601
12109 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
12110 instead of TYPE_MODE to deal with calls from expand_one_error_var.
12112 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
12114 * gcse.c (cprop_jump): Call validate_unshare_change instead of
12115 validate_change to unshare the source of the PC set.
12117 2008-01-12 Jan Hubicka <jh@suse.cz>
12119 PR middle-end/32135
12120 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
12121 references above array bounds. This might trigger bounds checks for
12122 pointers to arrays.
12124 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
12126 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
12127 new_replaceable_dependencies.
12129 2008-01-12 Doug Kwan <dougkwan@google.com>
12131 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
12132 instead of OPT_Wreturn_type in warning due to ignored return type
12134 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
12135 options included in -Wextra.
12136 * c.opt: New option -Wignored_qualifiers.
12137 * doc/invoke.texi (Warning Options, -Wextra): Add new option
12138 -Wignore_qualifiers.
12139 (-Wignored-qualifiers): Document.
12140 (-Wreturn-type): Remove description of functionality now handled
12141 by -Wignored-qualifiers.
12143 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
12146 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
12147 NOP_EXPR if it is between integral types with the same precision.
12149 2008-01-12 Jan Hubicka <jh@suse.cz>
12152 * invoke.texi (max-inline-recursive-depth): Fix default value.
12154 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
12156 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
12159 2008-01-11 Bob Wilson <bob.wilson@acm.org>
12161 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
12163 2008-01-11 James E. Wilson <wilson@specifix.com>
12166 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
12168 2008-01-11 Anatoly Sokolov <aesok@post.ru>
12170 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
12171 save/restore frame pointer register and don't use 'call-prologues'
12172 optimization in function with "OS_task" attribute.
12174 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
12176 PR middle-end/31309
12177 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
12178 when copying to memory.
12180 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
12182 PR rtl-optimization/30905
12183 * cfgcleanup.c: Include dce.h
12184 (crossjumps_occured): New global variable.
12185 (try_crossjump_bb): Exit loop after finding a fallthru edge.
12186 If something changed, set crossjumps_occured to true.
12187 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
12188 Don't add/remove fake edges to exit here...
12189 (cleanup_cfg): ...but do it here, when crossjumping.
12190 Run a fast DCE when successful crossjumps occured in the latest
12191 iteration of try_optimize_cfg.
12193 2008-01-11 Richard Guenther <rguenther@suse.de>
12195 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
12196 (struct vn_unary_op_s): Likewise.
12197 (vn_reference_insert): Free old reference on hash collision.
12199 2008-01-10 Raksit Ashok <raksit@google.com>
12201 PR rtl-optimization/27971
12202 * combine.c (find_split_point): Split PLUS expressions which are
12203 inside a MEM rtx, and whose first operand is complex.
12205 2008-01-10 DJ Delorie <dj@redhat.com>
12207 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
12208 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
12209 (m32c_hard_regno_ok): Call the underlying function.
12211 2008-01-10 Richard Guenther <rguenther@suse.de>
12213 PR middle-end/34683
12214 * tree-cfg.c (tree_merge_blocks): Do not go through the
12215 full-blown folding and stmt updating path if we just deal
12216 with virtual operands.
12217 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
12218 test for abnormal SSA_NAMEs.
12220 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
12222 PR middle-end/34641
12223 * reload.c (push_reload): Add assertions. All constants from
12224 reg_equiv_constant should have been used for replacing the respective
12226 (find_reloads_address): Invoke find_reloads_address_part for
12227 constant taken from the reg_equiv_constant array.
12229 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
12231 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
12232 field (valnum) the first in the struct. Replace bools with
12235 2008-01-10 Richard Guenther <rguenther@suse.de>
12237 PR tree-optimization/34651
12238 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
12239 types and ordering for masking and converting.
12241 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
12243 PR tree-optimization/34017
12244 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
12245 also for PHI_NODE expressions.
12247 2008-01-09 Jan Hubicka <jh@suse.cz>
12249 PR tree-optimization/34708
12250 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
12251 based on number of case labels.
12252 (init_inline_once): Remove switch_cost.
12253 * tree-inline.h (eni_weights_d): Remove switch_cost.
12255 2008-01-09 Richard Guenther <rguenther@suse.de>
12256 Andrew Pinski <andrew_pinski@playstation.sony.com>
12258 PR middle-end/30132
12259 * gimplify.c (gimplify_cond_expr): Do not create an addressable
12260 temporary if an rvalue is ok or an lvalue is not required.
12262 2008-01-09 Richard Guenther <rguenther@suse.de>
12264 PR middle-end/34458
12265 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
12266 adjust return type.
12268 2008-01-09 Richard Guenther <rguenther@suse.de>
12270 PR middle-end/34679
12271 * tree.c (host_integerp): Check for sizetype only if the
12272 type is an integer type.
12274 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
12277 * opts.c (decode_options): Disable inlining of functions called
12278 once if not in unit-at-a-time mode.
12280 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
12282 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
12284 2008-01-08 Richard Guenther <rguenther@suse.de>
12286 PR middle-end/31863
12287 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
12288 out early if the result will be unused.
12290 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
12295 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12296 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
12299 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
12301 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
12302 for vectorization tuned.
12304 2008-01-08 Richard Guenther <rguenther@suse.de>
12306 PR tree-optimization/34683
12307 * tree-ssa-operands.c (operand_build_cmp): Export.
12308 * tree-ssa-operands.h (operand_build_cmp): Declare.
12309 * tree-vn.c (vuses_compare): Remove.
12310 (sort_vuses): Use operand_build_cmp.
12311 (sort_vuses_heap): Likewise.
12312 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
12313 to re-use old VEC if available. Do not sort already sorted VUSEs.
12314 (vdefs_to_vec): Do not sort already sorted VDEFs.
12316 2008-01-08 Jakub Jelinek <jakub@redhat.com>
12318 PR middle-end/34694
12319 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
12321 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
12324 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
12325 limitations of reciprocal sequences on x86 targets.
12327 2008-01-08 Richard Guenther <rguenther@suse.de>
12329 PR tree-optimization/34683
12330 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
12332 2008-01-07 Jakub Jelinek <jakub@redhat.com>
12335 * config/darwin.c (darwin_mergeable_string_section): Don't use
12336 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
12338 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
12341 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
12342 negxf2. Macroize expander using X87MODEF mode iterator. Change
12343 predicates of op0 and op1 to register_operand.
12344 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
12345 expander using X87MODEF mode iterator. Change predicates of
12346 op0 and op1 to register_operand.
12347 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
12348 corresponding patterns and macroize using MODEF macro. Change
12349 predicates of op0 and op1 to register_operand and remove
12350 "m" constraint. Disparage "r" alternative with "!".
12351 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
12352 macroize using X87MODEF macro. Change predicates of op0 and op1
12353 to register_operand and remove "m" constraint. Disparage "r"
12354 alternative with "!".
12355 (absneg splitter with memory operands): Remove.
12356 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
12357 patterns and macroize using X87MODEF mode iterator.
12358 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
12359 Change predicate of op1 to register_operand.
12360 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
12361 for memory operands.
12363 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
12365 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
12367 2008-01-07 Richard Guenther <rguenther@suse.de>
12369 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
12372 2008-01-07 Richard Guenther <rguenther@suse.de>
12374 PR tree-optimization/34683
12375 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
12376 VOPs of the needed size to save memory. Use VEC_quick_push
12377 to save compile-time.
12378 (vdefs_to_vec): Likewise.
12380 2008-01-07 Sa Liu <saliu@de.ibm.com>
12382 * config/spu/spu.md (divdf3): Genetate inline code for double
12383 division. The implementation doesn't handle INF or NAN, therefore it
12384 only applies when -ffinite-math-only is given.
12386 2008-01-06 Paolo Carlini <pcarlini@suse.de>
12389 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
12390 * doc/cpp.texi ([Common Predefined Macros]): Document.
12392 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
12394 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
12395 order to use commutative addition instead of subtraction.
12397 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12398 Mircea Namolaru <namolaru@il.ibm.com>
12399 Vladimir Yanovsky <yanov@il.ibm.com>
12400 Revital Eres <eres@il.ibm.com>
12402 PR tree-optimization/34263
12403 * tree-outof-ssa.c (process_single_block_loop_latch,
12404 contains_tree_r): New functions.
12405 (analyze_edges_for_bb): Call process_single_block_loop_latch
12406 function to empty single-basic-block latch block if possible.
12408 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12410 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
12412 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
12414 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12416 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
12418 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12420 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
12422 2008-01-05 Jakub Jelinek <jakub@redhat.com>
12424 PR tree-optimization/34618
12425 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
12428 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12431 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
12432 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
12433 Update copyright year.
12435 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
12436 Update copyright year.
12437 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
12440 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
12442 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
12443 edge does not point to current bb before changing need_assert.
12445 2008-01-04 Richard Guenther <rguenther@suse.de>
12447 PR middle-end/34029
12448 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
12449 for verifying purposes if they are is_gimple_min_invariant.
12451 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
12453 PR tree-optimization/34448
12454 PR tree-optimization/34465
12455 * gimplify.c (gimplify_init_constructor): Add new parameter
12456 notify_temp_creation. Use it.
12457 (gimplify_modify_expr_rhs): Take volatiles into account when
12458 optimizing constructors.
12459 Do not optimize constructors if gimplify_init_constructor will dump to
12461 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
12462 * gcc.c-torture/compile/pr34448.c: New.
12464 2008-01-04 Jakub Jelinek <jakub@redhat.com>
12466 PR gcov-profile/34609
12467 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
12468 return_slot if result is TREE_ADDRESSABLE.
12470 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
12472 * config/mips/mips.md (sqrt_condition): Tweak comment.
12473 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
12475 2008-01-03 Tom Tromey <tromey@redhat.com>
12478 * c-common.c (c_type_hash): Handle VLAs.
12480 2008-01-03 Jan Hubicka <jh@suse.cz>
12482 PR tree-optimization/31081
12483 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
12484 0 when inlining and not inlining to first basic block.
12485 (remap_decl): When var is initialized to 0, don't set default_def.
12486 (expand_call_inline): Set entry_bb.
12487 * tree-inline.h (copy_body_data): Add entry_bb.
12489 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12492 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
12495 PR tree-optimization/29484
12496 * tree-inline.c (inline_forbidden_p_2): New function.
12497 (inline_forbidden_p): Disallow inlining if some static var
12498 has an address of a local LABEL_DECL in its initializer.
12499 * doc/extend.texi (Labels as Values): Document &&foo behaviour
12502 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
12504 PR tree-optimization/34635
12505 * tree-data-ref.c (add_other_self_distances): Make sure that the
12506 evolution step is constant.
12508 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12510 PR middle-end/34608
12511 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
12513 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
12515 * tree-sra.c (scalarize_init): Insert the generate_element_init
12516 statements after the generate_element_zero statements.
12518 2008-01-02 Richard Guenther <rguenther@suse.de>
12520 PR middle-end/34093
12521 PR middle-end/31976
12522 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
12523 for very large number of operands instead of ICEing.
12525 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
12528 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
12529 while stack probing.
12531 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
12533 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
12536 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
12538 PR libmudflap/26442
12539 * tree-mudflap.c (mx_register_decls): Guard warning by
12540 !DECL_ARTIFICIAL check.
12542 2008-01-01 Jakub Jelinek <jakub@redhat.com>
12544 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
12545 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
12546 sse5_perm<mode>): Fix constraints.