1 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
3 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
4 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
7 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9 * config/avr/avr.c (avr_mcu_t): Add attiny167.
10 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
16 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
17 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
19 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
21 * tree-ssa-sccvn.c: Fix format of comments.
23 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
25 * cgraph.c: Remove unneeded forward declarations of eq_node()
28 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
30 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
32 (see_update_relevancy): Likewise.
33 * fwprop.c (try_fwprop_subst): Likewise.
34 * rtlanal.c (noop_move_p): Likewise.
35 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
36 notes to non-existing libcall blocks.
37 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
39 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
40 (dead_libcall_p): Remove.
41 (delete_trivially_dead_insns): Don't use it.
42 * web.c (union_defs): Remove comment about keeping nops.
43 * gcse.c (hash_scan_insn): Don't take libcall pointers.
44 (compute_hash_table_work): Don't track libcall notes.
45 (do_local_cprop): Don't take libcall pointers. Don't update
47 (adjust_libcall_notes): Deleted.
48 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
49 ever have existed in the first place).
50 (replace_store_insn): Don't try to remove libcall notes.
51 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
52 (resolve_reg_notes): Don't call them.
53 (resolve_simple_move): Likewise.
54 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
55 Don't remove REG_RETVAL notes.
56 * emit-rtl.c (try_split): Don't update libcall notes.
57 (emit_copy_of_insn_after): Dito.
58 * cselib.c (cselib_current_insn_in_libcall): Remove.
59 (cselib_process_insn): Don't set/clear it.
60 (new_elt_loc_list): Don't record it.
61 (cselib_init): Don't initialize it.
62 * cselib.c (struct elt_loc_list): Remove in_libcall field.
63 * loop-invariant.c (find_invariant_insn): Don't look for libcall
65 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
66 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
67 (init_deps): Don't initialize it.
68 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
69 * combine.c (delete_noop_moves): Don't update libcall notes.
70 (can_combine_p): Remove now pointless #if 0 block.
71 (try_combine): Remove another obsolete #if 0 block.
72 (distribute_notes): Don't distribute libcall notes.
73 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
74 * dce.c (libcall_dead_p): Remove.
75 (delete_unmarked_insns): Don't handle libcall blocks.
76 (preserve_libcall_for_dce): Remove.
77 (prescan_insns_for_dce): Don't special-case libcall block insns.
78 * reload1 (reload): Don't handle libcall notes.
79 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
82 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
84 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
85 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
86 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
88 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
90 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
91 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
92 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
94 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
96 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
98 2008-06-16 Ira Rosen <irar@il.ibm.com>
100 PR tree-optimization/36493
101 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
102 the arguments list. Use VECTYPE to create vector pointer.
103 (vectorizable_store): Fail if accesses through a pointer to vectype
104 do not alias the original memory reference operands.
105 Call vect_create_data_ref_ptr without the removed argument.
106 (vectorizable_load): Likewise.
107 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
110 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
113 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
116 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
118 * config/mips/loongson2ef.md: New file.
119 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
120 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
121 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
122 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
123 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
125 (loongson2ef.md): New include.
126 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
127 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
128 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
129 (loongson_gt_<mode>, loongson_extract_halfword)
130 (loongson_insert_halfword_0, loongson_insert_halfword_2)
131 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
132 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
133 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
134 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
135 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
136 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
137 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
138 (vec_interleave_low<mode>): Define type attribute.
139 * config/mips/mips.c (mips_ls2): New static variable.
140 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
141 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
142 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
143 Implement target scheduling hooks.
144 (mips_multipass_dfa_lookahead): Update to handle tuning for
146 (mips_sched_init): Initialize data for Loongson scheduling.
147 (mips_ls2_variable_issue): New static function.
148 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
150 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
151 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
152 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
153 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
154 Handle ST Loongson 2E/2F cores.
155 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
157 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
159 * omp-low.c (extract_omp_for_data): Fix comment typo.
162 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
164 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
165 FIXME note about gcc/config.guess.
166 * doc/options.texi (Option file format): Remove non-ASCII bytes.
167 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
168 * doc/cppopts.texi: Likewise.
169 * doc/extend.texi: Likewise.
170 * doc/gcc.texi: Likewise.
171 * doc/gccint.texi: Likewise.
172 * doc/gcov.texi: Likewise.
173 * doc/gty.texi: Likewise.
174 * doc/hostconfig.texi: Likewise.
175 * doc/install.texi: Likewise.
176 * doc/invoke.texi: Likewise.
177 * doc/loop.texi: Likewise.
178 * doc/makefile.texi: Likewise.
179 * doc/md.texi: Likewise.
180 * doc/passes.texi: Likewise.
181 * doc/tm.texi: Likewise.
182 * doc/tree-ssa.texi: Likewise.
183 * doc/trouble.texi: Likewise.
185 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
186 Nathan Sidwell <nathan@codesourcery.com>
187 Maxim Kuvyrkov <maxim@codesourcery.com>
188 Richard Sandiford <rdsandiford@googlemail.com>
190 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
191 * config/mips/mips-protos.h (mips_expand_vector_init): New.
192 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
194 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
195 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
196 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
198 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
199 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
200 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
201 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
202 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
203 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
204 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
205 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
206 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
207 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
208 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
209 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
210 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
211 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
212 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
213 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
214 (mips_builtins): Add Loongson builtins.
215 (mips_loongson_2ef_bdesc): New.
216 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
217 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
218 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
219 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
221 (mips_expand_vector_init): New.
222 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
223 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
225 * config/mips/mips.md: Add unspec numbers for Loongson
226 builtins. Include loongson.md.
227 (MOVE64): Include Loongson vector modes.
228 (SPLITF): Include Loongson vector modes.
229 (HALFMODE): Handle Loongson vector modes.
230 * config/mips/loongson.md: New.
231 * config/mips/loongson.h: New.
232 * config.gcc: Add loongson.h header for mips*-*-* targets.
233 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
235 2008-06-14 Joseph Myers <joseph@codesourcery.com>
237 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
238 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
239 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
240 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
241 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
242 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
243 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
244 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
245 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
246 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
247 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
248 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
249 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
250 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
251 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
252 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
253 Remove use_fixproto=yes.
254 (ia64*-*-hpux*): Remove comment about using fixproto.
255 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
257 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
259 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
261 * configure: Regenerate.
263 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
266 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
267 before evaluating it.
269 2008-06-13 Jakub Jelinek <jakub@redhat.com>
272 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
273 nested inline functions.
274 (start_decl, start_function): Don't invert DECL_EXTERNAL
275 for nested inline functions.
277 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
279 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
280 splits that must be made for correctness.
282 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
284 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
285 (AVAIL_NON_MIPS16): Likewise.
286 (mips_builtin_description): Replace target_flags with a predicate.
287 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
288 (dspr2_32): New availability predicates.
289 (MIPS_BUILTIN): New macro.
290 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
291 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
292 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
293 Replace the TARGET_FLAGS parameters with AVAIL parameters.
294 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
295 (mips_dsp_32only_bdesc): Merge into...
296 (mips_builtins): ...this new array.
297 (mips_bdesc_map, mips_bdesc_arrays): Delete.
298 (mips_init_builtins): Update after above changes.
299 (mips_expand_builtin_1): Merge into...
300 (mips_expand_builtin): ...here and update after above changes.
302 2008-06-12 Paul Brook <paul@codesourcery.com>
304 * longlong.h (__arm__): Define count_leading_zeros.
305 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
306 (clzsi2, clzdi2): New functions.
307 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
308 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
309 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
310 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
311 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
312 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
313 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
314 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
315 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
316 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
318 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
320 * config/m68k/m68k.c (m68k_tune_flags): New.
321 (override_options): Compute m68k_tune_flags.
322 (MULL_COST, MULW_COST): Update for various variants of CFV2.
323 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
325 2008-06-12 Jakub Jelinek <jakub@redhat.com>
328 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus
331 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
333 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
334 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
336 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
338 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
339 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
341 2008-06-12 Jakub Jelinek <jakub@redhat.com>
344 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
347 2008-06-12 Richard Guenther <rguenther@suse.de>
349 PR tree-optimization/36345
350 * tree-flow.h (struct ptr_info_def): Align escape_mask,
351 add memory_tag_needed flag.
352 (may_alias_p): Declare.
353 * tree-ssa-alias.c (may_alias_p): Export.
354 (set_initial_properties): Use memory_tag_needed flag.
355 (update_reference_counts): Likewise.
356 (reset_alias_info): Reset memory_tag_needed flag.
357 (create_name_tags): Check memory_tag_needed flag.
358 (dump_points_to_info_for): Dump it.
359 * tree-ssa-structalias.c (struct variable_info): Remove
360 directly_dereferenced flag.
361 (new_var_info): Do not initialize it.
362 (process_constraint_1): Do not set it.
363 (update_alias_info): Set is_dereferenced flag.
364 (set_uids_in_ptset): Use may_alias_p.
365 (set_used_smts): Check memory_tag_needed flag.
366 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
367 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
368 memory_tag_needed flag.
369 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
372 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
374 * config/i386/i386.c (ix86_compute_frame_layout): Disable red zone for
376 (ix86_expand_prologue): Likewise.
377 (ix86_force_to_memory): Likewise.
378 (ix86_free_from_memory): Likewise.
380 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
383 * config/rs6000/rs6000.c (rs6000_override_options): Set
384 rs6000_isel conditionally to the absence of comand line
386 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
387 Remove duplicate rs6000_isel setting.
388 * config/rs6000/eabispe.h: Ditto.
390 2008-06-11 Richard Guenther <rguenther@suse.de>
392 * alias.c (get_alias_set): Use the element alias-set for arrays.
393 (record_component_aliases): For arrays and vectors do nothing.
394 * c-common.c (strict_aliasing_warning): Handle the cases
395 of alias set zero explicitly.
396 * Makefile.in (dfp.o-warn): Add -Wno-error.
398 2008-06-11 Joseph Myers <joseph@codesourcery.com>
400 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
402 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
403 tune_32 tune_64 to supported_defaults. Allow values not
404 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
405 x86_64. Do not override cpu_32 or cpu_64 values from target name.
406 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
407 with_cpu_64 to generic for 64-bit-supporting configurations, not
408 with_cpu. Remove FIXMEs.
409 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
410 --with-arch-64, --with-tune-32, --with-tune-64): Document.
411 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
412 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
415 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
416 Olivier Hainque <hainque@adacore.com>
418 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
419 Use DECL_SIZE_UNIT to retrieve the size of the field.
421 2008-06-11 Joseph Myers <joseph@codesourcery.com>
423 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
424 with function calls after declarations. Lay out
425 neon_float_type_node before further use.
427 2008-06-11 Richard Guenther <rguenther@suse.de>
429 * tree-flow.h (may_point_to_global_var): Declare.
430 * tree-ssa-alias.c (may_point_to_global_var): New function.
431 * tree-ssa-sink.c (is_hidden_global_store): Use it.
433 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
435 * configure.ac: Teach that fido supports .debug_line.
436 * configure: Regenerate.
438 2008-06-10 Tom Tromey <tromey@redhat.com>
440 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
443 2008-06-10 Joseph Myers <joseph@codesourcery.com>
445 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
446 (encode_decimal64, decode_decimal64, encode_decimal128,
447 decode_decimal128): Reverse order of 32-bit parts of value if host
448 and target endianness differ.
450 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
451 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
453 (tree_mod_pow2_value_transform): Likewise.
454 (tree_ic_transform): Likewise.
455 (tree_stringops_transform): Likewise.
456 (tree_mod_subtract_transform): Likewise.
457 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
458 (copy_edges_for_bb): Likewise.
459 (initialize_cfun): Likewise.
461 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
463 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
464 nonmemory_operand. Add "N" operand constraint.
466 (*jcc_btdi_mask_rex64): New instruction and split pattern.
467 (*jcc_btsi_mask): Ditto.
468 (*jcc_btsi_mask_1): Ditto.
470 2008-06-10 Joseph Myers <joseph@codesourcery.com>
472 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
473 TYPE_CANONICAL for copied element type.
475 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
478 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
479 Add m_CORE2 and m_GENERIC.
480 * config/i386/predicates.md (bt_comparison_operator): New predicate.
481 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
483 (*jcc_btdi_rex64): New instruction and split pattern.
485 (*jcc_btsi_1): Ditto.
486 (*btsq): Fix Intel asm dialect operand order.
490 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
493 * simplify-rtx.c (simplify_subreg): Add check for shift count
496 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
498 * doc/md.texi: Synchronize with later constraints.md change.
499 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
500 with a C implementation.
501 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
503 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
504 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
505 when moving to and from MD_REGNUM.
506 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
507 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
508 Handle byte and halfword moves.
509 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
511 * config/mips/constraints.md (h): Turn into NO_REGS.
512 (l, x): Update documentation.
513 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
514 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
515 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
516 (HILO): New mode iterator.
518 (any_div): New code iterator.
519 (u): Extend code attribute to div and udiv.
520 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
521 d_operand in the splitters. Remove redundant CONST_INT checks.
522 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
523 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
524 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
525 accordingly, using normal moves instead of unspecs to move LO into
526 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
527 (<u>mulsidi3): Handle expansion in C code.
528 (<u>mulsidi3_32bit_internal): Rename to...
529 (<u>mulsidi3_32bit): ...this.
530 (<u>mulsidi3_32bit_r4000): Fix insn separator.
531 (*<u>mulsidi3_64bit): Rename to...
532 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
533 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
534 to set LO and HI to the multiplication result. Use a normal move
535 for MFLO and an unspec for MFHI.
536 (*<u>mulsidi3_64bit_parts): Replace with...
537 (<u>mulsidi3_64bit_hilo): ...this new instruction.
538 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
539 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
540 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
541 instead of HI. Split the instruction into a separate multiplication
542 and MFHI if !TARGET_FIX_R4000.
543 (<su>muldi3_highpart): Likewise.
544 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
545 and the "=h" clobber.
546 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
547 (<u>mulditi3): New expander.
548 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
549 (madsi): Remove "=h" clobber.
550 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
551 Force the modulus result to be a GPR and split the instruction into
552 a division followed by an MFHI after reload.
553 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
554 (*lea_high64): Use d_operand in the define_peephole2. Likewise
555 the MIPS16 HIGH define_split.
556 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
557 of acc<->gpr moves to "multi".
558 (*movdi_64bit): Replace the single "x" alternative with
559 alternatives for moving into and out of "a".
560 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
561 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
562 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
563 Use d_operand in the splitters. Remove redundant CONST_INT checks.
564 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
565 (movti): New expander.
566 (*movti, *movti_mips16): New insns.
567 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
568 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
569 (mthi<GPR:mode>_<HILO:mode>): Likewise.
570 * config/mips/predicates.md (fpr_operand): Delete.
571 (d_operand): New predicate.
573 2008-06-09 Michael Meissner <michael.meissner@amd.com>
575 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
576 failure on some Bourne shells.
579 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
581 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
583 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
585 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
586 (sparc-sun-solaris2*): Likewise.
588 2008-06-09 Arnaud Charlet <charlet@adacore.com
590 * doc/install.texi: Update requirements to build the Ada compiler.
592 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
594 * df-scan.c (struct df_scan_problem_data): Remove the
595 mw_link_pool alloc pool.
596 (df_scan_free_internal): Don't free it.
597 (df_scan_alloc): Don't allocate it.
598 * df.h (struct df_link): Update comment.
600 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
602 * except.h: Correct checks for when SJLJ exceptions must be used.
604 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
606 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
609 2008-06-08 Joseph Myers <joseph@codesourcery.com>
611 PR tree-optimization/36218
612 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
613 configure for the build system.
614 (BUILD_LDFLAGS): Define.
615 * configure: Regenerate.
616 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
618 2008-07-08 Anatoly Sokolov <aesok@post.ru>
621 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
622 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
623 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
625 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
627 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
629 2008-06-07 Joseph Myers <joseph@codesourcery.com>
631 * config.gcc (Obsolete configurations): Remove list of
633 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
634 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
635 targets matched by those patterns.
636 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
637 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
638 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
639 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
640 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
641 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
642 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
643 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
644 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
645 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
646 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
647 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
648 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
649 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
650 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
651 Make code for Solaris 7 and greater unconditional for Solaris.
652 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
653 Remove --with-* handling.
654 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
655 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
656 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
657 LINK_OS_WINDISS_SPEC): Remove.
658 * config/rs6000/sysv4.opt (mwindiss): Remove.
659 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
660 * configure: Regenerate.
661 * doc/cpp.texi: Don't mention BeOS.
662 * doc/extend.texi (interrupt): Don't mention MS1.
663 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
664 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
665 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
666 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
667 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
669 * doc/invoke.texi (MT Options): Remove.
671 (CRIS Options): Remove cris-axis-aout references.
672 (HPPA Options): Don't mention hppa1.1-*-pro.
673 * doc/md.texi: (MorphoTech family): Remove.
674 * libgcc2.c: Don't handle UWIN.
675 * config/alpha/t-unicosmk: Remove.
676 * config/alpha/unicosmk.h: Remove.
677 * config/arm/kaos-arm.h: Remove.
678 * config/arm/kaos-strongarm.h: Remove.
679 * config/arm/strongarm-coff.h: Remove.
680 * config/arm/strongarm-elf.h: Remove.
681 * config/arm/strongarm-pe.h: Remove.
682 * config/arm/t-strongarm-pe: Remove.
683 * config/arm/t-xscale-coff: Remove.
684 * config/arm/t-xscale-elf: Remove.
685 * config/arm/xscale-coff.h: Remove.
686 * config/arm/xscale-elf.h: Remove.
687 * config/chorus.h: Remove.
688 * config/cris/aout.h: Remove.
689 * config/cris/aout.opt: Remove.
690 * config/cris/t-aout: Remove.
691 * config/i386/beos-elf.h: Remove.
692 * config/i386/kaos-i386.h: Remove.
693 * config/i386/ptx4-i.h: Remove.
694 * config/i386/sco5.h: Remove.
695 * config/i386/sco5.opt: Remove.
696 * config/i386/sysv4-cpp.h: Remove.
697 * config/i386/sysv5.h: Remove.
698 * config/i386/t-beos: Remove.
699 * config/i386/t-sco5: Remove.
700 * config/i386/t-uwin: Remove.
701 * config/i386/uwin.asm: Remove.
702 * config/i386/uwin.h: Remove.
703 * config/kaos.h: Remove.
704 * config/mips/windiss.h: Remove.
705 * config/mt: Remove directory.
706 * config/pa/pa-osf.h: Remove.
707 * config/pa/pa-pro-end.h: Remove.
708 * config/pa/t-pro: Remove.
709 * config/ptx4.h: Remove.
710 * config/rs6000/beos.h: Remove.
711 * config/rs6000/kaos-ppc.h: Remove.
712 * config/rs6000/t-beos: Remove.
713 * config/rs6000/windiss.h: Remove.
714 * config/sh/kaos-sh.h: Remove.
715 * config/sol2-6.h: Remove.
716 * config/sparc/sol26-sld.h: Remove.
717 * config/sparc/sysv4-only.h: Remove.
718 * config/vax/bsd.h: Remove.
719 * config/vax/t-memfuncs: Remove.
720 * config/vax/ultrix.h: Remove.
721 * config/vax/vaxv.h: Remove.
722 * config/windiss.h: Remove.
724 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
726 PR rtl-optimization/36438
727 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
728 for vector shifts with constant scalar shift operands.
730 2008-06-06 Sandip Matte <sandip@rmicorp.com>
732 * doc/invoke.texi: Document -march=xlr.
733 * config/mips/xlr.md: New file.
734 * config/mips/mips.md: Include it.
736 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
737 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
738 (mips_rtx_cost_data): Likewise.
740 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
742 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
743 PRE_INC and PRE_DEC cases.
745 2008-06-06 Jakub Jelinek <jakub@redhat.com>
747 PR rtl-optimization/36419
748 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
749 the emitting jump insn.
752 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
753 is not bool, boolify the whole *expr_p and convert to the desired type.
755 2008-06-06 Jakub Jelinek <jakub@redhat.com>
757 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
758 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
759 Add omp_private_outer_ref hook, add another argument to
760 omp_clause_default_ctor hook.
761 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
762 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
763 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
764 hook_tree_tree_tree_tree_null.
765 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
766 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
767 * hooks.c (hook_tree_tree_tree_tree_null): New function.
768 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
769 * tree.def (OMP_TASK): New tree code.
770 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
771 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
772 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
773 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
774 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
775 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
776 OMP_CLAUSE_COLLAPSE_EXPR): Define.
777 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
778 (OMP_DIRECTIVE_P): Add OMP_TASK.
779 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
780 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
781 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
782 and OMP_CLAUSE_UNTIED entries.
783 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
785 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
786 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
787 * tree-pretty-print.c (dump_omp_clause): Handle
788 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
789 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
790 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
791 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
792 warning about unsigned iterators. Change decl/init/cond/incr
793 arguments to TREE_VECs, check arguments for all collapsed loops.
794 (c_finish_omp_taskwait): New function.
795 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
797 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
798 default_function_array_conversion on init. Add par_clauses argument.
799 If decl is present in parallel's lastprivate clause, change it to
800 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
801 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
802 collapse count in clauses.
803 (c_parser_omp_for, c_parser_omp_parallel): Adjust
804 c_parser_omp_for_loop callers.
805 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
806 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
807 (c_parser_omp_clause_name): Handle collapse and untied clauses.
808 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
810 (c_parser_omp_clause_schedule): Handle schedule(auto).
811 Include correct location in the error message.
812 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
813 and PRAGMA_OMP_CLAUSE_UNTIED.
814 (OMP_TASK_CLAUSE_MASK): Define.
815 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
816 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
817 * tree-nested.c (convert_nonlocal_omp_clauses,
818 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
819 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
820 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
821 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
823 (conver_nonlocal_reference, convert_local_reference,
824 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
825 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
826 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
827 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
828 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
829 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
830 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
831 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
832 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
834 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
835 * c-common.h (c_finish_omp_taskwait): New prototype.
836 * gimple-low.c (lower_stmt): Handle OMP_TASK.
837 * tree-parloops.c (create_parallel_loop): Create 1 entry
838 vectors for OMP_FOR_{INIT,COND,INCR}.
839 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
840 (make_edges): Handle OMP_TASK.
841 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
842 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
843 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
844 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
845 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
846 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
847 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
848 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
849 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
850 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
851 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
852 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
853 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
854 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
855 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
856 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
857 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
858 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
859 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
860 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
861 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
862 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
863 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
864 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
865 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
866 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
867 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
868 original iterator is present in lastprivate clause or if
869 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
870 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
871 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
872 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
873 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
874 if it is set, lookup var in outer contexts too. Handle
875 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
876 to be implicitly determined firstprivate for task regions.
877 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
878 if it is set, lookup var in outer contexts too. Set
879 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
880 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
881 OMP_CLAUSE_UNTIED. Take region_type as last argument
882 instead of in_parallel and in_combined_parallel.
883 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
885 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
886 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
887 (new_omp_context): Set default_kind to
888 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
889 (omp_region_type): New enum.
890 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
891 fields, add region_type.
892 (new_omp_context): Take region_type as argument instead of is_parallel
893 and is_combined_parallel.
894 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
895 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
896 ctx->is_combined_parallel checks.
897 (gimplify_omp_task): New function.
898 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
900 * omp-low.c (extract_omp_for_data): Use schedule(static)
901 for schedule(auto). Handle pointer and unsigned iterators.
902 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
903 Add loops argument. Extract data for collapsed OMP_FOR loops.
904 (expand_parallel_call): Assert sched_kind isn't auto,
905 map runtime schedule to index 3.
906 (struct omp_for_data_loop): New type.
907 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
908 Add loop, loops, collapse and iter_type fields.
909 (workshare_safe_to_combine_p): Disallow combined for if
910 iter_type is unsigned long long. Don't combine collapse > 1 loops
911 unless all bounds and steps are constant. Adjust extract_omp_for_data
913 (expand_omp_for_generic): Handle pointer, unsigned and long long
914 iterators. Handle collapsed OMP_FOR loops. Adjust
915 for struct omp_for_data changes. If libgomp function doesn't return
916 boolean_type_node, add comparison of the return value with 0.
917 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
918 pointer, unsigned and long long iterators. Adjust for struct
919 omp_for_data changes.
920 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
921 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
922 unsigned long long. Allocate loops array, pass it to
923 extract_omp_for_data. For collapse > 1 loops use always
924 expand_omp_for_generic.
925 (omp_context): Add sfield_map and srecord_type fields.
926 (is_task_ctx, lookup_sfield): New functions.
927 (use_pointer_for_field): Use is_task_ctx helper. Change first
928 argument's type from const_tree to tree. Clarify comment.
929 In OMP_TASK disallow copy-in/out sharing.
930 (build_sender_ref): Call lookup_sfield instead of lookup_field.
931 (install_var_field): Add mask argument. Populate both record_type
932 and srecord_type if needed.
933 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
935 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
936 and DECL_FIELD_OFFSET.
937 (scan_sharing_clauses): Adjust install_var_field callers. For
938 firstprivate clauses on explicit tasks allocate the var by value in
939 record_type unconditionally, rather than by reference.
940 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
941 Use is_taskreg_ctx instead of is_parallel_ctx.
942 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
943 (create_omp_child_function_name): Add task_copy argument, use
944 *_omp_cpyfn* names if it is true.
945 (create_omp_child_function): Add task_copy argument, if true create
946 *_omp_cpyfn* helper function.
947 (scan_omp_parallel): Adjust create_omp_child_function callers.
948 Rename parallel_nesting_level to taskreg_nesting_level.
949 (scan_omp_task): New function.
950 (lower_rec_input_clauses): Don't run constructors for firstprivate
951 explicit task vars which are initialized by *_omp_cpyfn*.
952 Pass outer var ref to omp_clause_default_ctor hook if
953 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
954 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
955 OMP_CLAUSE_REDUCTION_INIT.
956 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
957 avoid duplicate setting of fields. Handle
958 OMP_CLAUSE_PRIVATE_OUTER_REF.
959 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
960 copy-out if TREE_READONLY, only copy-in.
961 (expand_task_copyfn): New function.
962 (expand_task_call): New function.
963 (struct omp_taskcopy_context): New type.
964 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
966 (lower_omp_parallel): Rename to...
967 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
968 Call create_task_copyfn if srecord_type is needed. Adjust
970 (task_shared_vars): New variable.
971 (check_omp_nesting_restrictions): Warn if work-sharing,
972 barrier, master or ordered region is closely nested inside OMP_TASK.
973 Add warnings for barrier if closely nested inside of work-sharing,
974 ordered, or master region.
975 (scan_omp_1): Call check_omp_nesting_restrictions even for
976 GOMP_barrier calls. Rename parallel_nesting_level to
977 taskreg_nesting_level. Handle OMP_TASK.
978 (lower_lastprivate_clauses): Even if some lastprivate is found on a
979 work-sharing construct, continue looking for them on parent parallel
981 (lower_omp_for_lastprivate): Add lastprivate clauses
982 to the beginning of dlist rather than end. Adjust for struct
983 omp_for_data changes.
984 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
985 not after it. Handle collapsed OMP_FOR loops, adjust for
986 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
987 (get_ws_args_for): Adjust extract_omp_for_data caller.
988 (scan_omp_for): Handle collapsed OMP_FOR
989 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
990 (lower_omp_single_simple): If libgomp function doesn't return
991 boolean_type_node, add comparison of the return value with 0.
992 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
993 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
994 (parallel_nesting_level): Rename to...
995 (taskreg_nesting_level): ... this.
996 (is_taskreg_ctx): New function.
997 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
999 (execute_lower_omp): Rename parallel_nesting_level to
1000 taskreg_nesting_level.
1001 (expand_omp_parallel): Rename to...
1002 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1003 Call omp_task_call for OMP_TASK regions.
1004 (expand_omp): Adjust caller, handle OMP_TASK.
1005 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
1007 * bitmap.c (bitmap_default_obstack_depth): New variable.
1008 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
1009 if argument is NULL and bitmap_default_obstack is already initialized.
1010 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
1012 * matrix-reorg.c (matrix_reorg): Likewise.
1014 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1016 * config/i386/i386.md (*indirect_jump): Macroize using P
1017 mode iterator. Remove !TARGET_64BIT from insn constraints.
1018 (*tablejump_1): Ditto.
1019 (*indirect_jump_rex64): Remove insn pattern.
1020 (*tablejump_1_rex64): Ditto.
1021 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
1022 and eh_return_si insn patterns.
1024 2008-06-06 Richard Guenther <rguenther@suse.de>
1026 * tree-ssa-structalias.c (merge_smts_into): Remove.
1027 (find_what_p_points_to): Do not bother to compute the
1028 points-to set for pt_anything pointers.
1029 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
1030 for pt_anything pointers is ok.
1032 2008-06-06 Jan Hubicka <jh@suse.cz>
1034 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
1036 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1038 * cgraph.c: Fix typos in comments.
1039 (cgraph_availability_names): Fix string typo.
1040 * fold-const.c: Fix typos in comments.
1041 (fold_binary): Fix typo in warning.
1042 * genautomata.c: Fix typos in comments.
1043 (check_presence_pattern_sets): Fix typo in local variable.
1044 (output_description): Fix typo in output.
1045 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
1046 * hwint.h: Likewise.
1047 * matrix-reorg.c (check_allocation_function): Likewise.
1048 * omega.c (smooth_weird_equations): Likewise.
1049 * auto-inc-dec.c: Fix typos in comments.
1050 * bb-reorder.c: Likewise.
1051 * builtins.c: Likewise.
1052 * c-common.c: Likewise.
1053 * c-cppbuiltin.c: Likewise.
1054 * c-parser.c: Likewise.
1055 * c-pretty-print.c: Likewise.
1056 * cfgcleanup.c: Likewise.
1057 * cfgexpand.c: Likewise.
1058 * cfghooks.c: Likewise.
1059 * cfglayout.c: Likewise.
1060 * cfgloopmanip.c: Likewise.
1061 * cgraphunit.c: Likewise.
1062 * coverage.c: Likewise.
1063 * dbxout.c: Likewise.
1064 * df-byte-scan.c: Likewise.
1065 * df-core.c: Likewise.
1066 * df-problems.c: Likewise.
1067 * df-scan.c: Likewise.
1069 * dominance.c: Likewise.
1070 * domwalk.c: Likewise.
1072 * dwarf2out.c: Likewise.
1073 * emit-rtl.c: Likewise.
1074 * et-forest.c: Likewise.
1075 * function.c: Likewise.
1076 * function.h: Likewise.
1078 * gcov-io.c: Likewise.
1081 * genattrtab.c: Likewise.
1082 * ggc-page.c: Likewise.
1083 * gimplify.c: Likewise.
1084 * gthr-lynx.h: Likewise.
1085 * haifa-sched.c: Likewise.
1086 * ipa-cp.c: Likewise.
1087 * ipa-inline.c: Likewise.
1088 * ipa-prop.h: Likewise.
1089 * ipa-pure-const.c: Likewise.
1090 * ipa-struct-reorg.c: Likewise.
1091 * ipa-struct-reorg.h: Likewise.
1092 * ipa-type-escape.c: Likewise.
1094 * loop-doloop.c: Likewise.
1095 * mips-tfile.c: Likewise.
1096 * mkmap-flat.awk: Likewise.
1097 * mkmap-symver.awk: Likewise.
1098 * modulo-sched.c: Likewise.
1099 * omp-low.c: Likewise.
1100 * optabs.c: Likewise.
1101 * optabs.h: Likewise.
1103 * passes.c: Likewise.
1104 * postreload-gcse.c: Likewise.
1105 * postreload.c: Likewise.
1106 * predict.c: Likewise.
1107 * pretty-print.h: Likewise.
1108 * profile.c: Likewise.
1109 * protoize.c: Likewise.
1110 * ra-conflict.c: Likewise.
1112 * recog.c: Likewise.
1113 * regclass.c: Likewise.
1115 * reload.c: Likewise.
1116 * rtl-error.c: Likewise.
1117 * rtlanal.c: Likewise.
1119 * sched-rgn.c: Likewise.
1122 * target.h: Likewise.
1123 * tree-dfa.c: Likewise.
1124 * tree-eh.c: Likewise.
1125 * tree-flow-inline.h: Likewise.
1126 * tree-inline.c: Likewise.
1127 * tree-into-ssa.c: Likewise.
1128 * tree-loop-distribution.c: Likewise.
1129 * tree-nested.c: Likewise.
1130 * tree-parloops.c: Likewise.
1131 * tree-pass.h: Likewise.
1132 * tree-pretty-print.c: Likewise.
1133 * tree-profile.c: Likewise.
1134 * tree-scalar-evolution.c: Likewise.
1135 * tree-sra.c: Likewise.
1136 * tree-ssa-alias-warnings.c: Likewise.
1137 * tree-ssa-ccp.c: Likewise.
1138 * tree-ssa-coalesce.c: Likewise.
1139 * tree-ssa-dom.c: Likewise.
1140 * tree-ssa-dse.c: Likewise.
1141 * tree-ssa-forwprop.c: Likewise.
1142 * tree-ssa-live.c: Likewise.
1143 * tree-ssa-live.h: Likewise.
1144 * tree-ssa-loop-im.c: Likewise.
1145 * tree-ssa-loop-ivopts.c: Likewise.
1146 * tree-ssa-loop-niter.c: Likewise.
1147 * tree-ssa-loop-prefetch.c: Likewise.
1148 * tree-ssa-phiopt.c: Likewise.
1149 * tree-ssa-phiprop.c: Likewise.
1150 * tree-ssa-sccvn.c: Likewise.
1151 * tree-ssa-ter.c: Likewise.
1152 * tree-ssa-threadupdate.c: Likewise.
1153 * tree-ssa.c: Likewise.
1154 * tree-vect-analyze.c: Likewise.
1155 * tree-vect-transform.c: Likewise.
1156 * tree-vectorizer.c: Likewise.
1157 * tree-vn.c: Likewise.
1158 * tree-vrp.c: Likewise.
1160 * tree.def: Likewise.
1162 * unwind-dw2-fde.c: Likewise.
1163 * unwind.inc: Likewise.
1164 * value-prof.c: Likewise.
1165 * vmsdbgout.c: Likewise.
1167 2008-06-05 David Edelsohn <edelsohn@gnu.org>
1169 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
1170 always place FP constants in the TOC for TARGET_POWERPC64.
1171 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
1173 2008-06-05 Joseph Myers <joseph@codesourcery.com>
1175 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
1176 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
1177 enable for TARGET_E500_DOUBLE.
1178 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
1179 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
1180 floating-point modes like integer modes for E500 double.
1181 (rs6000_legitimate_offset_address_p): Likewise.
1182 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
1183 addressing for DDmode for E500 double.
1184 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
1185 modes as using 64-bits of registers for E500 double.
1186 (spe_build_register_parallel): Do not handle DDmode or TDmode.
1187 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
1188 specially for E500 double.
1189 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
1190 TDmode for E500 double.
1191 (rs6000_gimplify_va_arg): Only handle SDmode in registers
1192 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
1193 (rs6000_split_multireg_move): Do not handle TDmode specially for
1195 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
1196 using 64-bit registers for E500 double.
1197 (emit_frame_save): Do not handle DDmode specially for E500 double.
1198 (gen_frame_mem_offset): Likewise.
1199 (rs6000_function_value): Do not call spe_build_register_parallel
1200 for DDmode or TDmode.
1201 (rs6000_libcall_value): Likewise.
1202 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
1203 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
1206 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
1208 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
1211 2008-06-04 Junjie Gu <jgu@tensilica.com>
1213 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
1214 comparison for frame pointers.
1216 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
1219 * config/avr/avr.h (PUSH_ROUNDING): Remove.
1221 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
1224 * builtins.c (expand_builtin_signbit): Don't take lowpart when
1225 register is already smaller or equal to required mode.
1227 2008-06-04 Xinliang David Li <davidxl@google.com>
1229 * tree-call-cdce.c: New file.
1230 (cond_dead_built_in_calls): New static variable.
1231 (input_domain): New struct.
1232 (check_pow): New function.
1233 (check_builtin_call): Ditto.
1234 (check_target_format): Ditto.
1235 (is_call_dce_candidate): Ditto.
1236 (gen_one_condition): Ditto.
1237 (gen_conditions_for_domain): Ditto.
1238 (get_domain): Ditto.
1239 (gen_conditions_for_pow_cst_base): Ditto.
1240 (gen_conditions_for_pow_int_base): Ditto.
1241 (gen_conditions_for_pow): Ditto.
1242 (get_no_error_domain): Ditto.
1243 (gen_shrink_wrap_conditions): Ditto.
1244 (shrink_wrap_one_built_in_call): Ditto.
1245 (shink_wrap_conditional_dead_built_in_calls): Ditto.
1246 (tree_call_cdce): Ditto.
1247 (gate_call_cdce): Ditto.
1248 (pass_call_cdce): New gimple pass.
1249 * passes.c: (init_optimization_passes): New pass.
1250 * tree-pass.h: New pass declaration.
1251 * opts.c (decode_options): New flag setting.
1252 * common.opt: Add -ftree-builtin-call-dce flag.
1253 * Makefile.in: Add new source file.
1254 * tempvar.def: New tv_id.
1255 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
1257 2008-06-04 Richard Guenther <rguenther@suse.de>
1259 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
1260 (is_call_clobbered): Always check var_ann->call_clobbered.
1261 (mark_call_clobbered): Always set var_ann->call_clobbered.
1262 (clear_call_clobbered): Always clear var_ann->call_clobbered.
1263 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
1264 (reset_alias_info): Clear call clobbering info on MTAGs and
1266 (set_pt_anything): Set pt_global_mem.
1267 (create_tag_raw): Adjust comment.
1268 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
1270 2008-06-04 Joseph Myers <joseph@codesourcery.com>
1271 Maxim Kuvyrkov <maxim@codesourcery.com>
1273 * config/m68k/m68k.opt (mxgot): New option.
1274 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
1275 (m68k_output_addr_const_extra): New.
1276 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
1277 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
1278 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
1279 * doc/invoke.texi (M680x0 Options): Document -mxgot.
1281 2008-06-04 Richard Guenther <rguenther@suse.de>
1283 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
1284 negative or non-representable offsets.
1286 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
1288 * config/i386/i386.c (ix86_gen_leave): New.
1289 (ix86_gen_pop1): Likewise.
1290 (ix86_gen_add3): Likewise.
1291 (ix86_gen_sub3): Likewise.
1292 (ix86_gen_sub3_carry): Likewise.
1293 (ix86_gen_one_cmpl2): Likewise.
1294 (ix86_gen_monitor): Likewise.
1295 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
1296 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1297 ix86_gen_one_cmpl2 and ix86_gen_monitor.
1298 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
1299 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
1300 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
1301 (ix86_expand_epilogue): Updated.
1302 (print_operand): Handle integer register operand for 'z'.
1303 (ix86_expand_strlensi_unroll_1): Likewise.
1304 (ix86_expand_strlen): Likewise.
1305 (ix86_expand_builtin): Likewise.
1306 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
1307 mov{q}/mov{l} and add{q}/add{l}.
1309 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1311 * config/i386/i386.md (P): New mode iterator.
1312 (SFmode push_operand splitter): Macroize DImode and SImode pushes
1313 using P mode iterator.
1314 (DFmode push_operand splitter): Ditto.
1315 (XFmode push_operand splitter): Ditto.
1316 (DFmode float_extend SFmode push_operand splitter): Ditto.
1317 (XFmode float_extend SFmode push_operand splitter): Do not generate
1318 SImode pushes for 64bit target. Macroize Dimode and SImode
1319 pushes using P mode iterator.
1320 (XFmode float_extend DFmode push_operand splitter): Ditto.
1322 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1324 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
1325 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
1326 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
1328 (ix86_call_abi_override): Remove check for call_used_regs.
1330 2008-06-03 Richard Guenther <rguenther@suse.de>
1332 * tree-ssa-structalias.c (find_func_aliases): Add constraints
1333 for the lhs of calls if the return type contains pointers.
1335 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1337 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
1338 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
1339 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
1340 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
1341 of cfun and DEFAULT_ABI to deceide abi mode.
1343 (REG_PARM_STACK_SPACE): Removed.
1344 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
1345 (STACK_BOUNDARY): Use default target to deceide stack boundary.
1346 * config/i386/i386-protos.h (ix86_cfun_abi): New.
1347 (ix86_function_abi): Likewise.
1348 (ix86_function_type_abi): Likewise.
1349 (ix86_call_abi_override): Likewise.
1350 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
1351 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
1352 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
1353 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
1355 (X86_64_REGPARM_MAX): New.
1356 (X86_64_SSE_REGPARM_MAX): New.
1357 (X64_REGPARM_MAX): New.
1358 (X64_SSE_REGPARM_MAX): New.
1359 (X86_32_REGPARM_MAX): New.
1360 (X86_32_SSE_REGPARM_MAX): New.
1361 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
1362 (ix86_function_regparm): Handle user calling abi.
1363 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
1364 by DEFAULT_ABI versus SYSV_ABI check.
1365 (ix86_reg_parm_stack_space): New.
1366 (ix86_function_type_abi): New.
1367 (ix86_call_abi_override): New.
1368 (ix86_function_abi): New.
1369 (ix86_cfun_abi): New.
1370 (init_cumulative_args): Call abi specific initialization.
1371 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
1372 (function_arg_64): Extend SSE_REGPARM_MAX check.
1373 (function_arg (): Remove TARGET_64BIT_MS_ABI.
1374 (ix86_pass_by_reference): Likewise.
1375 (ix86_function_value_regno_p): Likewise.
1376 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
1377 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
1378 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
1379 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
1380 (setup_incoming_varargs_64): Adjust regparm for call abi.
1381 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
1382 (ix86_va_start): Likewise.
1383 (ix86_gimplify_va_arg): Likewise.
1384 (ix86_expand_prologue): Likewise.
1385 (output_pic_addr_const): Likewise.
1386 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
1387 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
1388 (x86_output_mi_thunk): Likewise.
1389 (x86_function_profiler): Likewise.
1390 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
1391 (SYSV_ABI, MS_ABI): New constants.
1393 (init_regs): Add prototype of function in regclass.c file.
1394 (OVERRIDE_ABI_FORMAT): New.
1395 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
1396 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
1397 (OUTGOING_REG_PARM_STACK_SPACE): New.
1398 (ix86_reg_parm_stack_space): New prototype.
1399 (CUMULATIVE_ARGS): Add call_abi member.
1400 (machine_function): Add call_abi member.
1401 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
1402 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
1404 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
1407 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
1408 (avr_builtin_setjmp_frame_value): New function.
1409 * config/avr/avr.md (nonlocal_goto_receiver): Define.
1410 (nonlocal_goto): Define.
1412 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
1414 * config/mips/mips.c (mips_emit_loadgp): Return early if
1415 there is nothing do to, otherwise emit a blockage if
1416 !TARGET_EXPLICIT_RELOCS || crtl->profile.
1417 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
1419 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1421 * configure.ac: Drop unneeded backslash ending up in config.in.
1422 * acinclude.m4: Likewise.
1423 * config.in: Regenerate.
1425 2008-05-26 Jan Hubicka <jh@suse.cz>
1427 * predict.c (maybe_hot_frequency_p): Break out of...
1428 (maybe_hot_bb_p): ... here.
1429 (maybe_hot_edge_p): New.
1430 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
1431 * basic-block.h (maybe_hot_edge_p): Declare.
1433 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1435 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
1436 (*cmpfp_<mode>_cc): Ditto.
1437 (*fp_jcc_8<mode>_387): Ditto.
1438 (*fop_<MODEF:mode>_2_i387): Ditto.
1439 (*fop_<MODEF:mode>_3_i387): Ditto.
1440 (*fop_xf_2_i387): Ditto.
1441 (*fop_xf_3_i387): Ditto.
1443 2008-06-02 Tomas Bily <tbily@suse.cz>
1445 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
1447 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1449 * config/mips/mips.c (mips_valid_offset_p): New function.
1450 (mips_valid_lo_sum_p): Likewise.
1451 (mips_classify_address): Use them.
1452 (mips_force_address): New function.
1453 (mips_legitimize_address): Use it.
1454 * config/mips/mips.md (MOVE128): New mode iterator.
1455 (movtf): Require TARGET_64BIT. Remove empty strings.
1456 (*movtf_internal): Rename to...
1457 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
1458 of "R" and use {,fp}{load,store} attributes instead of "multi".
1459 Use a separate define_split.
1460 (*movtf_mips16): New pattern.
1462 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1464 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
1465 * config/mips/mips.c (mips_expand_before_return): New function.
1466 (mips_expand_epilogue): Call it.
1467 * config/mips/mips.md (return): Turn into a define_expand.
1468 (*return): New insn.
1470 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1472 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
1473 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
1474 functions. Do not emit uses and clobbers of CONCATs; individually
1475 use and clobber their operands.
1476 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
1477 gen_clobber, emit_use and gen_use.
1478 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
1479 (expand_builtin_return): Likewise.
1480 * cfgbuild.c (count_basic_blocks): Likewise.
1481 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
1482 * explow.c (emit_stack_restore): Likewise.
1483 * expmed.c (extract_bit_field_1): Likewise.
1484 * expr.c (convert_move, emit_move_complex_parts): Likewise.
1485 (emit_move_multi_word, store_constructor): Likewise.
1486 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
1487 (thread_prologue_and_epilogue_insns): Likewise.
1488 * lower-subreg.c (resolve_simple_move): Likewise.
1489 * optabs.c (widen_operand, expand_binop): Likewise.
1490 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
1491 * reload.c (find_reloads): Likewise.
1492 * reload1.c (eliminate_regs_in_insn): Likewise.
1493 * stmt.c (expand_nl_goto_receiver): Likewise.
1494 * config/alpha/alpha.md (builtin_longjmp): Likewise.
1495 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1496 * config/arm/arm.c (arm_load_pic_register): Likewise.
1497 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
1498 * config/arm/arm.md (untyped_return): Likewise.
1499 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
1500 * config/avr/avr.c (expand_prologue): Likewise.
1501 * config/bfin/bfin.c (do_unlink): Likewise.
1502 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
1503 * config/cris/cris.c (cris_expand_prologue): Likewise.
1504 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1505 (machopic_legitimize_pic_address): Likewise.
1506 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
1507 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
1508 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
1509 (ix86_expand_convert_uns_didf_sse): Likewise.
1510 (ix86_expand_vector_init_general): Likewise.
1511 * config/ia64/ia64.md (eh_epilogue): Likewise.
1512 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
1513 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
1514 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
1515 (config/iq2000/iq2000.c): Likewise.
1516 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1517 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
1518 (builtin_longjmp): Likewise.
1519 * config/mn10300/mn10300.md (call, call_value): Likewise.
1520 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
1521 * config/pdp11/pdp11.md (abshi2): Likewise.
1522 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1523 * config/s390/s390.c (s390_emit_prologue): Likewise.
1524 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
1525 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
1526 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
1527 * config/sh/sh.c (prepare_move_operands): Likewise.
1528 (output_stack_adjust, sh_expand_epilogue): Likewise.
1529 (sh_set_return_address, sh_expand_t_scc): Likewise.
1530 * config/sparc/sparc.c (load_pic_register): Likewise.
1531 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
1532 * config/spu/spu.c (spu_expand_epilogue): Likewise.
1533 * config/v850/v850.c (expand_epilogue): Likewise.
1535 2008-05-31 Anatoly Sokolov <aesok@post.ru>
1537 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
1538 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
1539 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
1540 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
1541 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
1542 stack pointer register.
1543 (output_movhi): Remove code for interrupt specific writing to the
1544 stack pointer register.
1546 2008-05-31 Richard Guenther <rguenther@suse.de>
1548 PR tree-optimization/34244
1549 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
1550 (tree_expr_nonzero_warnv_p): Likewise.
1551 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1552 ssa_name_nonnegative_p.
1553 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
1554 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
1555 not tree_expr_nonzero_warnv_p.
1557 PR tree-optimization/36262
1559 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
1561 PR tree-optimization/34244
1562 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
1563 (record_numbers_of_iterations): New function.
1564 (execute_vrp): Cache the numbers of iterations of loops.
1565 * tree-scalar-evolution.c (scev_reset_except_niters):
1567 (scev_reset): Use scev_reset_except_niters.
1568 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
1570 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
1572 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1573 __WORKAROUND_RETS when appropriate.
1575 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1577 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
1578 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
1580 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
1581 *fop_df_comm_sse insn patterns using MODEF mode iterator.
1582 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
1583 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
1584 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
1585 *fop_df_1_mixed insn patterns using MODEF mode iterator.
1586 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
1587 *fop_df_1_sse insn patterns using MODEF mode iterator.
1588 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
1589 *fop_df_1_i387 insn patterns using MODEF mode iterator.
1590 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
1591 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
1592 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
1593 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
1594 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
1595 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
1596 (*fop_xf_4_i387): Use <MODE> for mode attribute.
1597 (*fop_xf_5_i387): Ditto.
1598 (*fop_xf_6_i387): Ditto.
1600 2008-05-30 Richard Guenther <rguenther@suse.de>
1602 * builtins.c (build_string_literal): Avoid generating
1603 a non-gimple_val result.
1605 2008-05-30 DJ Delorie <dj@redhat.com>
1607 * exec-tool.in: Use an environment variable (private) instead of a
1608 file (shared) as a semaphore, so as to not break parallel builds.
1610 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1612 * optabs.c (maybe_encapsulate_block): Remove.
1613 (emit_libcall_block): Adjust accordingly.
1614 * optabs.h (maybe_encapsulate_block): Remove prototype.
1616 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
1617 Don't use maybe_encapsulate_block.
1619 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1621 * config/rs6000/rs6000.c (rs6000_legitimize_address,
1622 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
1623 rtx is a SYMBOL_REF before calling get_pool_constant.
1625 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
1627 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
1629 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
1631 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
1632 rather than OS names to choose INO_T_EQ definition.
1633 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
1634 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
1636 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
1639 * config/darwin-f.c: New.
1640 * config/t-darwin: Added rule to build darwin-f.o.
1641 * config.gcc: Defined new variable, fortran_target_objs.
1642 (*-*-darwin*): Set fortran_target_objs.
1643 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
1644 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
1645 * configure: Regenerated.
1647 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
1650 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
1651 canonical type if needed.
1653 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
1655 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
1657 2008-05-29 Richard Guenther <rguenther@suse.de>
1659 PR tree-optimization/36343
1660 PR tree-optimization/36346
1661 PR tree-optimization/36347
1662 * tree-flow.h (clobber_what_p_points_to): Declare.
1663 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
1664 pointed-to variable is dereferenced is irrelevant to whether
1665 the pointer can access the pointed-to variable.
1666 (clobber_what_p_points_to): New function.
1667 * tree-ssa-alias.c (set_initial_properties): Use it.
1668 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
1669 call clobber check for NMTs.
1671 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1673 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
1674 for printing gcov_type.
1676 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1678 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
1679 and the eh region information.
1680 * value-prof.c (gimple_move_stmt_histograms): New function.
1681 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
1683 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
1685 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
1687 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1689 * value-prof.c (tree_ic_transform): Print counts.
1690 * tree-profile.c (tree_gen_ic_func_profiler):
1691 Clear __gcov_indreict_call_callee variable to avoid misattribution
1694 2008-05-28 Rafael Espindola <espindola@google.com>
1696 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
1699 2008-05-28 Richard Guenther <rguenther@suse.de>
1701 PR tree-optimization/36339
1702 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
1703 and clobbering code out of the loop.
1705 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1707 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
1710 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
1711 s390_contiguous_bitmask_p, s390_symref_operand_p,
1712 s390_check_symref_alignment, s390_reload_larl_operand,
1713 s390_reload_symref_address): New functions.
1714 (s390_branch_condition_mnemonic): Support compare and branch
1716 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
1717 and 'W' constraints.
1718 (s390_secondary_reload): Add secondary reloads for unaligned
1719 symbol refs or symbol refs to floating point or QI/TI mode
1721 (legitimate_address_p): Accept symbol references as addresses.
1722 (s390_expand_insv): Use rotate and insert selected bits
1723 instruction for insv when building for z10.
1724 (print_operand_address): Handle symbol ref addresses.
1725 (print_operand): Output modifier 'c' added for signed byte values.
1726 (s390_encode_section_info): Mark symbol refs with
1727 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
1729 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
1730 (length attribute): RRF, RRR have 4 byte length.
1731 (FPALL, INTALL): New mode iterators added.
1732 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
1733 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
1734 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
1735 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
1736 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
1737 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
1738 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
1739 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
1741 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
1742 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
1743 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
1744 reload<INTALL:mode><P:mode>_toreg_z10,
1745 reload<FPALL:mode><P:mode>_tomem_z10,
1746 reload<FPALL:mode><P:mode>_toreg_z10,
1747 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
1748 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
1749 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
1750 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
1752 (movmem, clrmem, cmpmem): New splitters added.
1754 * config/s390/predicates.md (larl_operand): Use
1755 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
1756 SYMBOL_REF_ALIGN1_P.
1757 (s390_signed_integer_comparison,
1758 s390_unsigned_integer_comparison): New predicates.
1760 * config/s390/s390-protos.h (s390_check_symref_alignment,
1761 s390_contiguous_bitmask_p, s390_reload_larl_operand,
1762 s390_reload_symref_address,
1763 s390_compare_and_branch_condition_mask): Prototypes added.
1765 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
1766 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
1767 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
1769 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1771 * config/s390/s390.c (z10_cost): New cost function for z10.
1772 (s390_handle_arch_option, override_options): Support -march=z10 switch.
1773 (s390_issue_rate): Adjust issue rate for z10.
1774 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
1775 (processor_flags): Add PF_Z10.
1776 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
1777 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
1778 * gcc/config.gcc: Add z10.
1780 2008-05-28 Richard Guenther <rguenther@suse.de>
1782 PR tree-optimization/36291
1783 * tree-flow. h (struct gimple_df): Remove var_anns member.
1784 * tree-flow-inline.h (gimple_var_anns): Remove.
1785 (var_ann): Simplify.
1786 * tree-dfa.c (create_var_ann): Simplify.
1787 (remove_referenced_var): Clear alias info from var_anns of globals.
1788 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
1789 (delete_tree_ssa): Clear alias info from var_anns of globals.
1790 Do not free var_anns.
1791 (var_ann_eq): Remove.
1792 (var_ann_hash): Likewise.
1794 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
1796 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
1797 and loongson2f entries.
1798 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
1799 * config/mips/mips.h (processor_type): Add Loongson-2E
1800 and Loongson-2F entries.
1801 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
1802 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
1803 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
1804 * doc/invoke.texi (MIPS Options): Document loongson2e
1805 and loongson2f processor names.
1807 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1811 * config/i386/i386.c (ix86_function_arg_boundary): Use
1812 alignment of canonical type.
1813 (ix86_expand_vector_move): Check unaligned memory access for
1816 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1818 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
1819 Moved to the front of file.
1821 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
1822 H.J. Lu <hongjiu.lu@intel.com>
1824 * dwarf2out.c (current_fde): New.
1826 (lookup_cfa:): Likewise.
1827 (dwarf2out_end_epilogue): Likewise.
1828 (dwarf2out_note_section_used): Likewise.
1830 2008-05-27 Michael Matz <matz@suse.de>
1833 * c.opt (Wenum-compare): New warning option.
1834 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
1836 2008-05-27 Michael Matz <matz@suse.de>
1839 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
1841 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
1842 into memory as tail calls.
1844 2008-05-27 Richard Guenther <rguenther@suse.de>
1846 PR tree-optimization/36339
1847 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
1848 pointers cause all addressable variables to be call clobbered.
1850 2008-05-27 Richard Guenther <rguenther@suse.de>
1852 PR tree-optimization/36245
1853 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
1855 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1857 * config/s390/s390.md: Replace all occurences of the 'm'
1858 constraint with 'RT'.
1860 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1862 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
1864 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
1866 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
1867 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
1868 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
1870 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1872 * reload.c: (find_reloads): Skip alternatives according to the
1873 "enabled" attribute. Constify the constraint variable.
1874 * recog.c (get_attr_enabled): Add default implementation.
1875 (extract_insn): Set the alternative_enabled_p array
1876 in the recog_data struct.
1877 (preprocess_constraints, constrain_operands): Skip
1878 alternatives according to the "enabled" attribute
1879 * recog.h (struct recog_data): New field alternative_enabled_p.
1880 (skip_alternative): New inline function.
1881 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
1882 (record_reg_classes): Skip alternative according to the
1883 "enabled" attribute.
1885 * doc/md.texi: Add documention for the "enabled" attribute.
1887 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1889 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
1890 * postreload.c (reload_cse_simplify_operands): Replace 'm'
1891 constraint with TARGET_MEM_CONSTRAINT.
1892 * recog.c (asm_operand_ok, preprocess_constraints,
1893 constrain_operands): Likewise.
1894 * regclass.c (record_reg_classes): Likewise.
1895 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
1896 * reload1.c (maybe_fix_stack_asms): Likewise.
1897 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
1898 * recog.h: Adjust comment.
1899 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
1900 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
1901 * doc/md.texi: Add a note to description of 'm' constraint.
1902 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
1904 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
1906 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
1907 that the bitfield is of integral type before testing its precision.
1909 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1910 Sa Liu <saliu@de.ibm.com>
1912 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
1913 __modti3, __udivti3, __umodti3 and __udivmodti4.
1914 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
1915 that implement TImode mul and div functions.
1916 * config/spu/multi3.c: New. Implement __multi3.
1917 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
1918 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
1921 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
1923 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
1924 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
1925 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
1926 tls_sysv_suffix): New mode and mode attribute iterators.
1927 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
1928 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
1929 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
1930 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
1931 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
1934 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
1936 PR tree-optimization/36329
1937 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
1938 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
1939 * cgraphbuild.c (initialize_inline_failed): Use the latter
1940 macro in lieu of the former.
1941 * ipa-inline.c (cgraph_mark_inline): Likewise.
1942 (cgraph_decide_inlining_of_small_function): Likewise.
1943 (cgraph_decide_inlining): Likewise.
1944 (cgraph_decide_inlining_incrementally): Likewise.
1946 2008-05-26 Tristan Gingold <gingold@adacore.com>
1947 Anatoly Sokolov <aesok@post.ru>
1949 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
1950 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
1951 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
1952 optimization for 'avr6' architecture.
1954 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
1957 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
1959 2008-05-26 Richard Guenther <rguenther@suse.de>
1961 * tree-ssa-sccvn.c (expr_has_constants): Declare.
1962 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
1964 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
1967 * caller-save.c (insert_restore): Verify alignment of spill space.
1968 (insert_save): Likewise.
1969 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
1970 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
1971 (STACK_SLOT_ALIGNMENT): Likewise.
1972 * function.c (LOCAL_ALIGNMENT): Removed.
1973 (get_stack_local_alignment): New.
1974 (assign_stack_local): Use it. Set alignment on stack slot.
1975 (assign_stack_temp_for_type): Use get_stack_local_alignment.
1976 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
1977 (STACK_SLOT_ALIGNMENT): New.
1978 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
1979 stack slot in XFmode.
1981 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
1983 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
1986 * config/i386/i386.md (allocate_stack_worker_64): Make sure
1987 argument operand in rax isn't removed.
1989 2008-05-26 Richard Guenther <rguenther@suse.de>
1992 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
1993 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
1995 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1998 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
2000 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
2002 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
2003 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
2005 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2007 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
2008 build a trampoline if we don't want one.
2009 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
2010 return zero for nested functions if we don't want a trampoline.
2012 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2014 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
2016 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2019 * c.opt: Removed undocumented option '-lang-fortran'.
2020 * c-common.h: Removed global variable 'lang_fortran'.
2021 * c-opts.c (c_common_handle_option): Removed code to handle
2022 option '-lang-fortran'. Updated includes.
2023 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
2024 definition of '__GFORTRAN__'.
2025 (define__GNUC__): Reimplemented to use BASEVER and
2026 cpp_define_formatted.
2027 (builtin_define_with_value_n): Removed.
2028 * c-incpath.h: Renamed to ...
2029 * incpath.h: ... this.
2030 * c-incpath.c: Renamed to ...
2031 * incpath.c: ... this. Updated includes.
2032 * fix-header.c: Updated includes.
2033 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
2034 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
2035 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
2037 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2039 * tree.h: Update the table of flags used on tree nodes.
2040 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
2041 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
2042 (FORCED_LABEL): Add access check.
2043 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
2044 (ASM_INPUT_P): Likewise.
2045 (ASM_VOLATILE_P): Likewise.
2046 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
2047 (OMP_SECTION_LAST): Access private_flag directly.
2048 (OMP_RETURN_NOWAIT): Likewise.
2049 (OMP_PARALLEL_COMBINED): Likewise.
2050 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
2051 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
2052 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
2053 deprecated_flag directly.
2055 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
2057 * final.c (frame_pointer_needed): Removed.
2058 * flags.h (frame_pointer_needed): Likewise.
2060 * function.h (rtl_data): Add frame_pointer_needed.
2061 (frame_pointer_needed): New.
2063 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
2065 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
2067 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
2069 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
2072 2008-05-25 Alan Modra <amodra@bigpond.net.au>
2074 * c-common.c (strip_array_types): Move function to..
2076 (get_inner_array_type): Delete.
2077 * c-common.h (strip_array_types): Move declaration to..
2079 (get_inner_array_type): Delete.
2080 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
2081 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
2082 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
2083 * config/pa/pa.c (emit_move_sequence): Likewise.
2085 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
2087 * config/i386/i386.md (*sse_prologue_save_insn): Set length
2090 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
2092 * function.c: Include target hook for nonlocal_goto frame value.
2094 2008-05-24 Richard Guenther <rguenther@suse.de>
2096 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
2097 variable can be only accessed through a pointer or a union.
2099 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2101 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
2102 * doc/extend.texi: Likewise.
2104 2008-05-23 DJ Delorie <dj@redhat.com>
2106 * config/m32c/jump.md (untyped_call): Add.
2108 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
2110 (m32c_address_cost): Detail costs for indirect offsets.
2112 2008-05-23 Rafael Espindola <espindola@google.com>
2114 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
2115 if a node is a SUBREG.
2116 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
2119 2008-05-23 Paul Brook <paul@codesourcery.com>
2120 Carlos O'Donell <carlos@codesourcery.com>
2122 * doc/extend.texi: Clarify use of __attribute__((naked)).
2123 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
2124 * target.h (gcc_target): Add allocate_stack_slots_for_args.
2125 * function.c (use_register_for_decl): Use
2126 targetm.calls.allocate_stack_slots_for_args.
2127 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
2128 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
2129 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
2131 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
2133 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
2135 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
2137 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
2138 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
2139 is only rounded once.
2141 2008-05-23 Richard Guenther <rguenther@suse.de>
2143 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
2145 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
2146 Jakub Jelinek <jakub@redhat.com>
2149 * configure.ac: Handle --enable-cld.
2150 * configure: Regenerated.
2151 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
2152 * config/i386/i386.h (struct machine_function): Add needs_cld field.
2153 (ix86_current_function_needs_cld): New define.
2154 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
2155 (cld): New isns pattern.
2156 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
2157 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
2158 * config/i386/i386.opt (mcld): New option.
2159 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
2160 TARGET_CLD and ix86_current_function_needs_cld.
2161 (override_options): Use -mcld by default for 32-bit code if
2164 * doc/install.texi (Options specification): Document --enable-cld.
2165 * doc/invoke.texi (Machine Dependent Options)
2166 [i386 and x86-64 Options]: Add -mcld option.
2167 (Intel 386 and AMD x86-64 Options): Document -mcld option.
2169 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
2170 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
2171 (return_in_memory_64): Likewise.
2172 (return_in_memory_ms_64): Likewise.
2174 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2176 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
2177 * builtins.c (fold_builtin_fpclassify): New.
2178 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
2179 * builtins.def (BUILT_IN_FPCLASSIFY): New.
2180 * c-common.c (handle_type_generic_attribute): Adjust to accept
2181 fixed arguments before an elipsis.
2182 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
2183 * doc/extend.texi: Document __builtin_fpclassify.
2185 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
2187 * omp-low.c (gate_expand_omp_ssa): Remove.
2188 (pass_expand_omp_ssa): Remove.
2189 (gate_expand_omp): Do not check for flag_openmp_ssa.
2190 * common.opt (-fopenmp-ssa): Remove.
2191 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
2193 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
2195 * config/sh/sh.opt (mfixed-range): New option.
2196 * config/sh/sh-protos.h (sh_fix_range): Declare.
2197 * config/sh/sh.c (sh_fix_range): New function.
2198 * config/sh/sh.h (sh_fixed_range_str): Declare.
2199 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
2201 * doc/invoke.texi (SH Options): Document -mfixed-range.
2203 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
2205 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
2206 it before the redeclaration.
2208 2008-05-22 Anatoly Sokolov <aesok@post.ru>
2210 * config/avr/avr.c (get_sequence_length): Add new function.
2211 (expand_prologue, expand_epilogue): Remove duplicate code.
2213 2008-05-22 Rafael Espindola <espindola@google.com>
2215 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
2218 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
2220 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
2221 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
2223 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
2224 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
2225 (vect_update_misalignment_for_peel): Likewise.
2226 (vector_alignment_reachable_p): Likewise.
2227 * tree-vect-transform.c (vectorizable_load): Likewise.
2228 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2229 (get_vectype_for_scalar_type): Pass mode of scalar_type
2230 to UNITS_PER_SIMD_WORD.
2232 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
2233 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
2234 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
2235 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
2236 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
2238 2008-05-22 Ira Rosen <irar@il.ibm.com>
2240 PR tree-optimization/36293
2241 * tree-vect-transform.c (vect_transform_strided_load): Don't check
2242 if the first load must be skipped because of a gap.
2244 2008-05-22 Richard Guenther <rguenther@suse.de>
2246 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
2247 more cases of offset disambiguation that is possible if
2248 strict-aliasing rules apply.
2249 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
2250 for basic offset and type-based disambiguation.
2252 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2254 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
2255 ix86_expand_vector_set on V16QImode for SSE4.1.
2257 2008-05-21 Tom Tromey <tromey@redhat.com>
2259 * c.opt (Wimport): Mark as undocumented.
2260 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
2262 (Warning Options): Likewise.
2263 * doc/cppopts.texi: Don't mention -Wimport.
2265 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
2267 PR tree-optimization/36287
2268 PR tree-optimization/36286
2269 * lambda-code.c (build_access_matrix): Do not use the loop->num
2270 for computing the number of induction variables: use the loop depth
2273 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
2276 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
2277 option -f(no-)leading-underscore.
2279 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2281 * config/i386/i386.c (ix86_expand_vector_init_general): Use
2282 GET_MODE_NUNITS (mode).
2284 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
2286 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
2287 (-mmulhw): Add 464 to description.
2288 (-mdlmzb): Likewise.
2289 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
2290 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
2292 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
2293 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
2294 * config/rs6000/rs6000.md: Update comments for 464.
2296 2008-05-21 Janis Johnson <janis187@us.ibm.com>
2298 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
2300 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2302 * config/i386/sse.md (vec_extractv4sf): Removed.
2303 (vec_extractv2df): Likewise.
2304 (vec_extractv2di): Likewise.
2305 (vec_extractv4si): Likewise.
2306 (vec_extractv8hi): Likewise.
2307 (vec_extractv16qi): Likewise.
2308 (vec_extract<mode>): New.
2310 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2312 * config/i386/sse.md (vec_setv4sf): Removed.
2313 (vec_setv2df): Likewise.
2314 (vec_setv2di): Likewise.
2315 (vec_setv4si): Likewise.
2316 (vec_setv8hi): Likewise.
2317 (vec_setv16qi): Likewise.
2318 (vec_set<mode>): New.
2320 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2322 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
2323 goto for vec_concat and vec_interleave.
2325 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2327 * config/i386/sse.md (vec_initv4sf): Removed.
2328 (vec_initv2df): Likewise.
2329 (vec_initv2di): Likewise.
2330 (vec_initv4si): Likewise.
2331 (vec_initv8hi): Likewise.
2332 (vec_initv16qi): Likewise.
2333 (vec_init<mode>): New.
2335 2008-05-21 Joseph Myers <joseph@codesourcery.com>
2337 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
2339 2008-05-21 Tom Tromey <tromey@redhat.com>
2341 * ggc-zone.c (lookup_page_table_if_allocated): New function.
2342 (zone_find_object_offset): Likewise.
2343 (gt_ggc_m_S): Likewise.
2344 (highest_bit): Likewise.
2345 * ggc-page.c (gt_ggc_m_S): New function.
2346 * stringpool.c (string_stack): Remove.
2347 (init_stringpool): Update.
2348 (ggc_alloc_string): Use ggc_alloc.
2349 (maybe_delete_ident): New function.
2350 (ggc_purge_stringpool): Likewise.
2351 (gt_ggc_m_S): Remove.
2352 * ggc-common.c (ggc_protect_identifiers): New global.
2353 (ggc_mark_roots): Call ggc_purge_stringpool. Use
2354 ggc_protect_identifiers.
2355 * ggc.h (ggc_protect_identifiers): Declare.
2356 (gt_ggc_m_S): Update.
2357 (ggc_purge_stringpool): Declare.
2358 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
2359 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
2361 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
2363 2008-05-21 David S. Miller <davem@davemloft.net>
2365 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
2368 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
2370 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
2373 2008-05-20 David Daney <ddaney@avtrex.com>
2375 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
2376 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
2377 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2378 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2379 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
2380 (atomic_hiqi_op): New define_code_iterator.
2381 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
2382 mips_expand_compare_and_swap_12.
2383 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
2384 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
2385 (sync_<optab><mode>, sync_old_<optab><mode>,
2386 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2387 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
2388 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
2389 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
2390 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
2391 (test_and_set_12): New insn.
2392 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
2393 sync_new_<optab><mode>, sync_old_nand<mode>,
2394 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
2395 clobber to operand 0 for SI and DI mode insns.
2396 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
2397 mips_gen_fn_4): New typedefs.
2398 (mips_gen_fn_ptrs): Define new union type.
2399 (mips_expand_compare_and_swap_12): Remove declaration.
2400 (mips_expand_atomic_qihi): Declare function.
2401 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
2402 (mips_expand_atomic_qihi): ... this. Use new generator function
2404 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
2405 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
2406 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
2407 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
2408 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
2409 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
2410 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
2411 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
2412 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
2413 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
2416 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
2418 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
2421 2008-05-20 Anatoly Sokolov <aesok@post.ru>
2423 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
2424 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
2425 (avr_attribute_table): Add 'OS_main' function attribute.
2426 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
2427 functions with 'OS_main' attribute.
2429 2008-05-20 Richard Guenther <rguenther@suse.de>
2431 PR tree-optimization/35204
2432 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
2433 helper, split out from ...
2434 (DFS): ... here. Make the DFS walk non-recursive.
2436 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
2437 Jan Sjodin <jan.sjodin@amd.com>
2439 PR tree-optimization/36181
2440 * tree-parloops.c (loop_has_vector_phi_nodes): New.
2441 (parallelize_loops): Don't parallelize when the loop has vector
2444 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2445 Sebastian Pop <sebastian.pop@amd.com>
2447 * tree-loop-linear.c (gather_interchange_stats): Look in the access
2448 matrix, and never look at the tree representation of the memory
2450 (linear_transform_loops): Computes parameters and access matrices.
2451 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
2453 (access_matrix_get_index_for_parameter): New.
2454 * tree-data-ref.h (struct access_matrix): New.
2455 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
2456 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
2457 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
2458 am_vector_index_for_loop): New.
2459 (struct data_reference): Add field access_matrix.
2460 (DR_ACCESS_MATRIX): New.
2461 (compute_data_dependences_for_loop): Update declaration.
2462 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
2463 * lambda.h (lambda_vector_vec_p): Declared.
2464 * lambda-code.c: Depend on pointer-set.h.
2465 (lambda_collect_parameters_from_af, lambda_collect_parameters,
2466 av_for_af_base, av_for_af, build_access_matrix,
2467 lambda_compute_access_matrices): New.
2468 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
2470 2008-05-20 Joseph Myers <joseph@codesourcery.com>
2472 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
2475 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2476 Sebastian Pop <sebastian.pop@amd.com>
2478 PR tree-optimization/36206
2479 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
2481 (instantiate_scev_1): Rename flags to fold_conversions.
2482 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
2483 outeside instantiation_loop.
2484 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
2485 (evolution_function_is_affine_or_constant_p): Removed.
2486 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
2488 (analyze_siv_subscript): Pass in the loop nest number.
2489 Call evolution_function_is_affine_in_loop instead of
2490 evolution_function_is_affine_p.
2491 (analyze_overlapping_iterations): Pass in the loop nest number.
2493 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2494 Sebastian Pop <sebastian.pop@amd.com>
2496 PR tree-optimization/36206
2497 * tree-chrec.h (chrec_fold_op): New.
2498 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
2501 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
2503 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
2505 (remove_duplicates): Do not set inode on non-inode systems.
2508 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
2510 * config.gcc (tm_file): Update comments about relative pathnames.
2512 2008-05-20 Richard Guenther <rguenther@suse.de>
2514 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
2515 * tree-ssa-sccvn.c (process_scc): Likewise.
2516 * tree-ssa-sink.c (execute_sink_code): Likewise.
2517 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
2518 * tree-vrp.c (process_assert_insertions): Likewise.
2519 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
2520 (perform_tree_ssa_dce): Likewise.
2521 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2522 (dump_dominator_optimization_stats): Likewise.
2523 * tree-vectorizer.c (vectorize_loops): Likewise.
2525 2008-05-20 Richard Guenther <rguenther@suse.de>
2527 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
2529 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
2531 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
2532 (ix86_i386elf_return_in_memory): Likewise.
2533 (ix86_i386interix_return_in_memory): Likewise.
2534 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
2535 (SUBTARGET_RETURN_IN_MEMORY): New.
2536 * config/i386/i386elf.h: Likewise.
2537 * config/i386/ptx4-i.h: Likewise.
2538 * config/i386/sol2-10.h: Likewise.
2539 * config/i386/sysv4.h: Likewise.
2540 * config/i386/vx-common.h: Likewise.
2541 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
2542 * config/i386/i386.c (ix86_return_in_memory): Made static and
2543 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
2544 (ix86_i386elf_return_in_memory): Removed.
2545 (ix86_i386interix_return_in_memory): Removed.
2546 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
2547 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
2549 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
2551 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
2553 2008-05-19 Xinliang David Li <davidxl@google.com>
2555 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
2557 * common.opt: Ditto.
2558 * doc/invoke.texi: Ditto.
2560 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
2562 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
2563 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
2565 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2567 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
2568 sizes of operand array from 8/4 to 4/2.
2569 (ix86_expand_vector_init_general): Change size of operand array
2570 from 32 to 16. Remove op0, op1 and half_mode.
2572 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2574 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
2575 (ix86_expand_vector_init_interleave): Likewise.
2576 (ix86_expand_vector_init_general): Use them. Assert
2577 word_mode == SImode when n_words == 4.
2579 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
2581 * config/i386/i386.c (ix86_secondary_reload): New static function.
2582 (TARGET_SECONDARY_RELOAD): New define.
2583 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
2584 * config/i386/i386.md (reload_outqi): Remove.
2586 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2589 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
2590 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
2591 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
2592 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
2593 (fold_builtin_1): Likewise.
2594 * builtins.def (BUILT_IN_ISINF_SIGN): New.
2595 c-common.c (check_builtin_function_arguments): Handle
2596 BUILT_IN_ISINF_SIGN.
2597 * doc/extend.texi: Document __builtin_isinf_sign.
2598 * fold-const.c (operand_equal_p): Handle COND_EXPR.
2600 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
2602 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
2603 EH cleanup at the end of the pass, search for those that have been
2604 turned into forwarder blocks and do the cleanup on their successor.
2606 2008-05-18 Richard Guenther <rguenther@suse.de>
2608 * tree-cfg.c (verify_gimple_expr): Allow conversions from
2609 pointers to sizetype and vice versa.
2611 2008-05-18 Xinliang David Li <davidxl@google.com>
2613 * gcc/tree-ssa-dce.c: Coding style fix.
2614 (check_pow): Documentation comment.
2615 (check_log): Documenation comment. Coding style fix.
2616 (is_unnecessary_except_errno_call): Ditto.
2617 (gen_conditions_for_pow): Ditto.
2618 (gen_conditions_for_log): Ditto.
2619 (gen_shrink_wrap_conditions): Ditto.
2620 (shrink_wrap_one_built_in_calls): Ditto.
2621 * gcc/doc/invoke.texi: Better documentation string.
2622 * ChangeLog: Fix wrong change log entries from
2623 May 17 checkin on function call DCE.
2625 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
2627 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
2629 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2631 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
2632 * df-problems.c (simulation routines): Fixed block comment to
2633 properly say how to add forwards scanning functions.
2635 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2637 * tree-inline.c (setup_one_parameter): Remove dead code.
2639 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2641 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
2642 a BIT_AND_EXPR only for an INTEGER_TYPE.
2644 2008-05-17 Xinliang David Li <davidxl@google.com>
2646 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
2647 (check_pow, check_log, is_unnecessary_except_errno_call): New
2648 functions to check for eliminating math functions that are pure
2649 except for setting errno.
2650 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
2651 general condition expressions for shrink-wrapping pow/log calls.
2652 (gen_shrink_wrap_conditions): Ditto.
2653 (shrink_wrap_one_built_in_call): Ditto.
2654 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
2655 (mark_operand_necessary): If debugging, output if OP is necessary.
2656 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
2658 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
2660 * gcc/common.opt: New user flag -ftree-builtin-dce.
2661 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
2663 2008-05-16 David S. Miller <davem@davemloft.net>
2665 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
2666 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2668 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
2671 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
2673 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2675 * ifcvt.c (dead_or_predicable): Rename
2676 df_simulate_one_insn_backwards to df_simulate_one_insn.
2677 * recog.c (peephole2_optimize): Ditto.
2678 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
2680 * df.h: Rename df_simulate_one_insn_backwards to
2681 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
2682 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
2683 scanning of defs and uses.
2684 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
2685 (df_simulate_one_insn_forwards): Removed.
2687 2008-05-16 Doug Kwan <dougkwan@google.com>
2689 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
2691 (real_from_string): Handle NaNs and Inf as approriate.
2693 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2695 * doc/gty.texi (Source Files Containing Type Information): Note
2696 that headers should appear first in the gtfiles list.
2698 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2700 * tree.def (COND_EXEC): Properly documented this code.
2702 2008-05-16 Diego Novillo <dnovillo@google.com>
2704 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
2705 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
2708 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2710 * tree-ssa-dse (max_stmt_uid): Removed.
2711 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
2712 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
2713 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
2714 * function.h (cfun.last_stmt_uid): New field.
2715 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
2716 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
2718 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
2719 (create_stmt_ann): Initialize the ann->uid field.
2720 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
2722 * tree-flow.h (renumber_gimple_stmt_uids): New function.
2724 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2726 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
2727 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
2728 (init_empty_tree_cfg): Call it.
2730 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2732 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
2735 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2737 * doc/invoke.text (-fdump-tree-*-verbose): New option.
2738 * tree-dump.c (dump_options): New verbose option.
2739 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
2741 * tree-pass.h (TDF_VERBOSE): New dump flag.
2742 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
2743 (tree-flow.h): Added include.
2744 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
2746 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
2748 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
2750 From Jie Zhang <jie.zhang@analog.com>
2751 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2752 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
2753 mcpu=bf561-none and mcpu=bf561-0.2.
2754 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2755 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2756 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2757 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2758 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
2759 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
2760 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
2762 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
2763 (cputype_selected): Remove.
2764 (bfin_handle_option): Don't use cputype_selected.
2765 (override_options): When no mcpu option, enable all workarounds.
2766 Don't use bfin_workarounds.
2767 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
2769 (DEFAULT_CPU_TYPE): Don't define.
2771 2008-05-16 Richard Guenther <rguenther@suse.de>
2773 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
2774 on deletion of the last stmt.
2776 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2778 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
2779 V8HImode for SSE2 and V16QImode for SSE4.1.
2781 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2783 * cgraph.h (compute_inline_parameters): Made public.
2784 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
2785 variable_generate_summary, function_write_summary,
2786 variable_write_summary, variable_read_summary. Added generate_summary,
2787 write_summary, read_summary.
2788 * cgraphunit.c (cgraph_process_new_functions): Changed call from
2789 pass_ipa_inline.function_generate_summary, to
2790 compute_inline_parameters.
2791 * ipa-inline.c (compute_inline_parameters): Made public and added
2793 (compute_inline_parameters_for_current): New function.
2794 (pass_inline_param): Now calls compute_inline_parameters_for_current.
2795 (inline_generate_summary): Removed parameter and made to loop over
2797 (pass_ipa_inline): Updated for new IPA_PASS structure.
2798 * passes.c (execute_ipa_summary_passes): Now is called once per
2799 pass rather than once per node*pass.
2801 2008-05-15 Anatoly Sokolov <aesok@post.ru>
2803 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
2804 avr_have_mul_p, avr_asm_only_p): Remove variables.
2805 (avr_override_options): Remove initialization of removed variables.
2806 (avr_file_start): Convert removed variables to fields of
2807 'struct base_arch_s *avr_current_arch'.
2808 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
2809 (AVR_HAVE_MUL): (Ditto.).
2810 (AVR_HAVE_MOVW): (Ditto.).
2811 (AVR_HAVE_LPMX): (Ditto.).
2812 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
2813 avr_asm_only_p): Remove declaration.
2815 2008-05-15 Diego Novillo <dnovillo@google.com>
2817 * config/arm/arm.c (arm_return_in_memory): Fix return type.
2818 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
2820 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
2823 * combine.c (check_conversion): Rename back to check_promoted_subreg.
2824 Don't call record_truncated_value from here.
2825 (record_truncated_value): Turn it into a for_each_rtx callback.
2826 (record_truncated_values): New function.
2827 (combine_instructions): Call note_uses with record_truncated_values.
2828 Change name of check_conversion to check_promoted_subreg.
2830 2008-05-15 Janis Johnson <janis187@us.ibm.com>
2832 * doc/sourcebuild.texi: Document support for torture tests.
2834 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2836 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
2837 to alternative 4 of operand 2.
2839 2008-05-15 Richard Guenther <rguenther@suse.de>
2841 * tree-pass.h (current_pass): Declare.
2842 (get_pass_for_id): Likewise.
2843 * passes.c (passes_by_id, passes_by_id_size): New globals.
2844 (set_pass_for_id): New function.
2845 (get_pass_for_id): Likewise.
2846 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
2847 (execute_function_todo): Flush per function statistics.
2848 * toplev.c (compile_file): Init statistics.
2849 (general_init): Do early statistics initialization.
2850 (finalize): Finish statistics.
2851 * statistics.h (statistics_early_init): Declare.
2852 (statistics_init): Likewise.
2853 (statistics_fini): Likewise.
2854 (statistics_fini_pass): Likewise.
2855 (statistics_counter_event): Likewise.
2856 (statistics_histogram_event): Likewise.
2857 * statistics.c: New file.
2858 * Makefile.in (OBJS-common): Add statistics.o.
2859 (statistics.o): Add dependencies.
2860 * doc/invoke.texi (-fdump-statistics): Document.
2862 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
2864 (execute_pre): Use statistics_counter_event.
2865 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
2866 (substitute_and_fold): Increment it. Use statistics_counter_event.
2868 2008-05-15 Diego Novillo <dnovillo@google.com>
2870 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
2872 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
2873 * tree-ssa-alias.c (new_type_alias): Remove references to
2874 sub-variables from comment.
2875 * tree-ssa-operands.c (swap_tree_operands): Likewise.
2877 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2879 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
2880 attribute to 1 only for insertps alternative.
2882 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2884 * config/bfin/bfin.md (loadbytes): New pattern.
2885 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
2886 (bfin_init_builtins): Initialize it.
2887 (bdesc_1arg): Add it.
2889 2008-05-15 Sa Liu <saliu@de.ibm.com>
2891 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
2892 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
2893 * testsuite/lib/target-supports.exp: Add
2894 check_effective_target_fortran_integer_16.
2896 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2898 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
2899 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
2900 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
2901 (TARGET_RETURN_IN_MEMORY): Define.
2903 2008-05-15 Richard Guenther <rguenther@suse.de>
2906 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
2907 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
2908 represent unmodifiable vars.
2910 2008-05-15 Richard Guenther <rguenther@suse.de>
2912 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
2913 INDIRECT_REF and TARGET_MEM_REF.
2914 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2917 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2918 H.J. Lu <hongjiu.lu@intel.com>
2920 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
2921 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
2922 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
2923 insn alternatives. Add missing alternatives.
2924 (*vec_concatv2di_rex64_sse4_1): Likewise.
2925 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
2926 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
2929 2008-05-15 Richard Guenther <rguenther@suse.de>
2931 PR tree-optimization/36009
2932 PR tree-optimization/36204
2933 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
2934 (determine_invariantness_stmt): Record the loop a store is
2936 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
2939 2008-05-15 Richard Guenther <rguenther@suse.de>
2941 PR tree-optimization/34330
2942 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
2943 through the pointer will alias the SMT.
2945 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
2947 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
2949 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
2951 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
2953 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2954 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2956 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
2957 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
2958 (vashl_optab): New optab for vector/vector shifts.
2959 (vashr_optab): Ditto.
2960 (vlshr_optab): Ditto.
2961 (vrotl_optab): Ditto.
2962 (vrotr_optab): Ditto.
2963 (optab_subtype): New enum for optab_for_tree_code call.
2964 (optab_for_tree_code): Add enum optab_subtype argument.
2966 * optabs.c (optab_for_tree_code): Take an additional argument to
2967 distinguish between a vector shift by a scalar and vector shift by
2968 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
2969 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
2970 vector shift by a vector.
2971 (expand_widen_pattern_expr): Pass additional argument to
2972 optab_for_tree_code.
2974 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
2975 vrotl_optab, vrotr_optab.
2977 * expr.c (expand_expr_real_1): Update calls to
2978 optab_for_tree_code to distinguish between vector shifted by a
2979 scalar and vector shifted by a vector.
2980 * tree-vectorizer.c (supportable_widening_operation): Ditto.
2981 (supportable_narrowing_operation): Ditto.
2982 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
2983 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
2984 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
2985 (vect_create_epilog_for_reduction): Ditto.
2986 (vectorizable_reduction): Ditto.
2987 (vectorizable_operation): Ditto.
2988 (vect_strided_store_supported): Ditto.
2989 (vect_strided_load_supported): Ditto.
2990 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2991 * expmed.c (expand_shift): Ditto.
2993 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
2995 (ashr@var{m}3): Ditto.
2996 (vashl@var{m}3): Document new vector/vector shift standard name.
2997 (vashr@var{m}3): Ditto.
2998 (vlshr@var{m}3): Ditto.
2999 (vrotl@var{m}3): Ditto.
3000 (vrotr@var{m}3): Ditto.
3002 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
3003 (PPERM_INVERT): Ditto.
3004 (PPERM_REVERSE): Ditto.
3005 (PPERM_REV_INV): Ditto.
3006 (PPERM_ZERO): Ditto.
3007 (PPERM_ONES): Ditto.
3008 (PPERM_SIGN): Ditto.
3009 (PPERM_INV_SIGN): Ditto.
3010 (PPERM_SRC1): Ditto.
3011 (PPERM_SRC2): Ditto.
3013 * config/i386/sse.md (mulv2di3): Add SSE5 support.
3014 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
3015 allows a memory operand to be the value being added, and split it
3016 to improve vectorization.
3017 (sse5_pmacsdqh_mem): Ditto.
3018 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
3019 (sse5_mulv2div2di3_high): Ditto.
3020 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
3021 (vec_pack_trunc_v4si): Ditto.
3022 (vec_pack_trunc_v2di): Ditto.
3023 (sse5_pcmov_<mode>): Remove code that tried to use use
3024 andps/andnps instead of pcmov.
3025 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
3026 pmacsdqh instructions.
3027 (vec_widen_smult_lo_v4si): Ditto.
3029 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
3030 (PPERM_INVERT): Ditto.
3031 (PPERM_REVERSE): Ditto.
3032 (PPERM_REV_INV): Ditto.
3033 (PPERM_ZERO): Ditto.
3034 (PPERM_ONES): Ditto.
3035 (PPERM_SIGN): Ditto.
3036 (PPERM_INV_SIGN): Ditto.
3037 (PPERM_SRC1): Ditto.
3038 (PPERM_SRC2): Ditto.
3039 (ix86_expand_sse_movcc): Move the SSE5 test after the if
3041 (ix86_expand_int_vcond): If SSE5 generate all possible integer
3043 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
3044 says ignore whether the last reference is a memory operand.
3046 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3047 Paolo Bonzini <bonzini at gnu dot org>
3049 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
3052 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
3053 (vlshr<mode>3): Rename from vlshr<mode>3.
3054 (vashr<mode>3): Rename from vashr<mode>3.
3055 (mulv4sf3): Change the names of vector shift patterns.
3059 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
3062 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
3087 * config/spu/spu.md (v): New iterator macro to add v for vector types.
3088 (floatunssidf2_internal): Change vector/vector shift names.
3089 (floatunsdidf2_internal): Ditto.
3096 (vashl<mode>3): Rename from ashl<mode>3.
3097 (vashr<mode>3): Rename from ashr<mode>3.
3098 (vlshr<mode>3): Rename from lshr<mode>3.
3099 (vrotl<mode>3): Rename from rotl<mode>3.
3101 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3104 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
3105 multiply gives the wrong value when doing widening multiplies.
3106 (vec_widen_smult_lo_v4si): Ditto.
3108 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
3110 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
3111 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
3112 emit_library_call_value.
3113 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
3114 * tree.h (ECF_LIBCALL_BLOCK): Removed.
3115 * calls.c (initialize_argument_information, precompute_arguments,
3116 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
3117 (precompute_arguments): Removed flags parameter.
3118 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
3120 2008-05-14 Richard Guenther <rguenther@suse.de>
3122 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
3123 Make sure to register the store if the use is a PHI_NODE.
3125 2008-05-14 Olivier Hainque <hainque@adacore.com>
3127 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3128 memory if the component is to be referenced in BLKmode according
3129 to get_inner_reference.
3131 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
3133 * calls.c (emit_library_call_value_1): Restore code clearing
3134 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
3136 2008-05-14 Olivier Hainque <hainque@adacore.com>
3137 Nicolas Roche <roche@adacore.com>
3139 * configure.ac: Add support for a "gcc_subdir" variable in
3140 config-lang.in, to denote a subdirectory where the language/GCC
3141 integration files are to be found.
3142 * configure: Regenerate.
3144 2008-05-14 Ira Rosen <irar@il.ibm.com>
3146 PR tree-optimization/36098
3147 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
3148 value for the first load in the group in case of a gap.
3149 (vect_build_slp_tree): Check that there are no gaps in loads.
3151 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
3153 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
3154 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
3155 expand_copysign_bit, ): Change call to emit_no_conflict_block to
3156 emit_insn and remove unneeded code to construct extra args.
3157 (emit_no_conflict_block): Removed.
3158 * optabls.h: (emit_no_conflict_block): Removed.
3159 * cse.c (cse_extended_basic_block): Remove search for
3160 REG_NO_CONFLICT note.
3161 * global.c: Removed incorrect comment added in revision 117.
3162 * expr.c (convert_move): Change call to emit_no_conflict_block to
3164 * recog.c: Change comments so that they do not mention
3166 * local_alloc.c (combine_regs): Removed last parameter.
3167 (no_conflict_p): Removed.
3168 (block_alloc): Removed note, no_conflict_combined_regno and set
3169 local vars. Removed all code to process REG_NO_CONFLICT blocks.
3170 (combine_regs): Removed already_dead and code to look for
3171 REG_NO_CONFLICT notes.
3172 * lower_subreg (remove_retval_note): Removed code to look for
3173 REG_NO_CONFLICT block.
3174 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
3175 (resolve_clobber): Remove code to process libcalls that have
3176 REG_NO_CONFLICT notes.
3177 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
3179 * combine.c (can_combine_p, distribute_notes): Removed
3180 REG_NO_CONFLICT case.
3181 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
3183 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
3184 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
3186 * reg-notes.def (NO_CONFLICT): Removed.
3188 2008-05-14 David S. Miller <davem@davemloft.net>
3190 * config/sparc/sparc.c (sparc_profile_hook): If
3191 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
3192 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
3193 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3195 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
3197 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
3199 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
3202 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
3203 and op1 expansion before vector concat to have less live pseudos.
3205 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
3207 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
3208 ix86_expand_vector_set if supported.
3210 2008-05-13 Diego Novillo <dnovillo@google.com>
3211 Kenneth Zadeck <zadeck@naturalbridge.com>
3213 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
3215 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
3216 phinodes_print_statistics, init_ssanames, fini_ssanames,
3217 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
3218 release_ssa_name, release_defs, replace_ssa_name_symbol,
3219 ssanames_print_statistics): Move ...
3220 * tree-flow.h: ... here.
3221 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
3222 Use FN instead of cfun.
3223 (make_ssa_name_fn): Rename from make_ssa_name.
3224 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
3225 * tree-flow-inline.h (make_ssa_name): Move from
3226 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
3227 * omp-low.c (expand_omp_parallel):
3228 * tree-flow-inline.h (redirect_edge_var_map_result):
3229 * tree-ssa.c (init_tree_ssa): Add argument FN.
3230 Use it instead of cfun. Update all users.
3232 2008-05-13 Tom Tromey <tromey@redhat.com>
3234 PR preprocessor/22168:
3235 * doc/cpp.texi (Top): Update menu.
3236 (Alternatives to Wrapper #ifndef): New node.
3237 (Other Directives): Document deprecation.
3238 (Obsolete Features): Remove menu.
3239 (Assertions): Merge node into Obsolete Features.
3240 (Obsolete once-only headers): Move earlier; rename to Alternatives
3242 * doc/cppopts.texi: Update.
3243 * c.opt (Wdeprecated): Enable for C and ObjC.
3244 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
3245 (C++ Dialect Options): Move -Wno-deprecated from here to...
3246 (Warning Options): ... here.
3248 2008-05-13 Richard Guenther <rguenther@suse.de>
3251 * fold-const.c (fold_sign_changed_comparison): Do not allow
3252 changes in pointer-ness.
3254 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3257 * config/sh/sh.c (sh_expand_prologue): Don't clear
3258 RTX_FRAME_RELATED_P for push insns.
3260 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
3262 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
3264 2008-05-12 Anatoly Sokolov <aesok@post.ru>
3266 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
3267 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
3268 Use 'machine->is_leaf' instead of 'leaf_func_p'.
3270 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
3272 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
3273 (*vec_concatv4sf_sse): This.
3274 (*sse2_concatv2si): Renamed to ...
3275 (*vec_concatv2si_sse2): This.
3276 (*sse1_concatv2si): Renamed to ...
3277 (*vec_concatv2si_sse): This.
3278 (*vec_concatv2di_rex): Renamed to ...
3279 (*vec_concatv2di_rex64): This.
3280 (*vec_concatv2si_sse4_1): New.
3281 (*vec_concatv2di_rex64_sse4_1): Likewise.
3283 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
3285 PR rtl-optimization/36111
3286 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
3287 that was created for swappable operands.
3289 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
3292 * Makefile.in: Substitute GNATMAKE and GNATBIND.
3293 * configure.ac: Add call to ACX_PROG_GNAT.
3295 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
3297 * optc-gen.awk: Fix comment typo.
3299 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3301 * pretty-print.c (pp_integer_with_precision): Use
3302 HOST_LONG_LONG_FORMAT.
3304 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
3306 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
3308 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
3310 * config/i386/i386.c (bdesc_ptest): Removed.
3311 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
3312 (bdesc_args): Add __builtin_ia32_ptestz128,
3313 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
3314 (ix86_init_mmx_sse_builtins): Updated.
3315 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
3316 (ix86_expand_builtin): Updated.
3318 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
3320 * tree-cfg.c (valid_fixed_convert_types_p): New function.
3321 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
3323 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
3325 * value-prof.c (interesting_stringop_to_profile): Do not
3326 return early for BUILT_IN_MEMPCPY.
3328 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
3330 * calls.c (expand_call): Don't use callgraph to increase
3331 preferred_stack_boundary.
3333 * cgraph.h (cgraph_rtl_info): Use unsigned on
3334 preferred_incoming_stack_boundary.
3336 * final.c (rest_of_clean_state): Use unsigned on
3337 preferred_stack_boundary.
3339 2008-05-09 Tom Tromey <tromey@redhat.com>
3341 PR preprocessor/22231:
3342 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
3345 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
3347 PR tree-optimization/36129
3348 * tree-ssa-ccp.c: Include value-prof.h.
3349 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
3350 built-in function was folded to a constant.
3351 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
3353 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
3354 Sebastian Pop <sebastian.pop@amd.com>
3356 * tree-scalar-evolution.c: Document instantiate_scev.
3357 (instantiate_parameters_1): Renamed instantiate_scev_1.
3358 Don't use the same loop for instantiation_loop and evolution_loop.
3359 (instantiate_scev): New.
3360 (instantiate_parameters): Moved...
3361 (resolve_mixers): Update call to instantiate_scev_1 to pass the
3362 same loop twice. Maintains the semantics for this function.
3363 * tree-scalar-evolution.h (instantiate_scev): Declare.
3364 (instantiate_parameters): ...here. Now static inline.
3365 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
3366 instead of resolve_mixers.
3368 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3370 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
3372 2008-05-09 Tomas Bily <tbily@suse.cz>
3374 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
3375 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
3376 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3377 * c-common.c (c_common_truthvalue_conversion): Likewise.
3378 * tree-object-size.c (compute_object_offset): Likewise.
3379 * tree-inline.c (estimate_num_insns_1): Likewise.
3380 * varasm.c (const_hash_1, compare_constant, copy_constant)
3381 (compute_reloc_for_constant, output_addressed_constants)
3382 (initializer_constant_valid_p): Likewise.
3383 * c-omp.c (check_omp_for_incr_expr): Likewise.
3384 * gimplify.c (gimplify_expr): Likewise.
3385 * c-typeck.c (c_finish_return): Likewise.
3386 * tree-vectorizer.c (supportable_widening_operation)
3387 (supportable_narrowing_operation): Likewise.
3388 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
3389 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
3390 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
3391 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
3392 (descr_info_loc): Likewise.
3393 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3394 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
3395 (fold_unary): Likewise.
3396 * builtins.c (get_pointer_alignment): Likewise.
3397 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
3398 (instantiate_parameters_1): Likewise.
3399 * tree.c (expr_align, stabilize_reference): Likewise.
3400 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
3401 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
3402 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
3403 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3404 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
3405 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
3407 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
3408 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
3409 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3410 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
3411 (forward_propagate_comparison)
3412 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3413 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
3414 * emit-rtl.c (component_ref_for_mem_expr)
3415 (set_mem_attributes_minus_bitpos): Likewise.
3416 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
3417 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
3419 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
3420 (build_function_call, pointer_diff, build_compound_expr)
3421 (c_finish_return): Likewise.
3422 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
3423 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
3425 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
3426 * expr.c (is_aligning_offset): Likewise.
3427 * tree-ssa-alias.c (is_escape_site): Likewise.
3428 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
3429 (check_all_va_list_escapes): Likewise.
3430 * tree-ssa-loop-ivopts.c (determine_base_object)
3431 (determine_common_wider_type): Likewise.
3432 * dojump.c (do_jump): Likewise.
3433 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
3434 * tree-gimple.c (is_gimple_cast): Likewise.
3435 * fold-const.c (decode_field_reference, )
3436 (fold_sign_changed_comparison, fold_unary, fold_comparison)
3437 (fold_binary): Likewise.
3438 * tree-ssa-alias-warnings.c (find_alias_site_helper)
3439 (already_warned_in_frontend_p): Likewise.
3440 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
3441 * tree.c (really_constant_p, get_unwidened): Likewise.
3442 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3443 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3444 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
3446 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
3448 (CONVERT_EXPR_P): Define.
3449 (CASE_CONVERT): Define.
3451 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
3454 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
3455 (delete_unmarked_insns): When deleting a call, call
3456 delete_unreachable_blocks.
3457 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3458 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
3460 2008-05-08 Richard Guenther <rguenther@suse.de>
3462 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
3463 (-ftree-salias): Likewise.
3464 (salias-max-implicit-fields): Remove param documentation.
3465 (salias-max-array-elements): Likewise.
3466 * tree-pass.h (pass_create_structure_vars): Remove.
3467 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3468 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3469 * tree-ssa-alias.c (create_structure_vars): Remove.
3470 (gate_structure_vars): Likewise.
3471 (pass_create_structure_vars): Likewise.
3472 (gate_build_alias): Likewise.
3473 (pass_build_alias): Adjust to run always and dump the function.
3474 * common.opt (ftree-salias): Hide.
3475 * passes.c (init_optimization_passes): Remove
3476 pass_create_structure_vars, adjust comment.
3477 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3478 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3479 * opts.c (decode_options): Do not set flag_tree_salias.
3480 (common_handle_option): Add OPT_ftree_salias to the backward
3481 compatibility section.
3483 2008-05-08 Richard Guenther <rguenther@suse.de>
3485 * tree-flow-inline.h (var_can_have_subvars): Move ...
3486 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
3487 * tree-flow.h (var_can_have_subvars): Remove.
3488 (push_fields_onto_fieldstack): Remove.
3489 (sort_fieldstack): Likewise.
3490 (struct fieldoff): Move ...
3491 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
3492 alias_set and base_for_components fields.
3493 (sort_fieldstack): Make static.
3494 (push_fields_onto_fieldstack): Likewise. Remove code that
3495 handles anything but RECORD_TYPEs. Remove alias_set and
3496 base_for_components handling.
3497 (create_variable_info_for): Adjust.
3499 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
3501 * common.opt (Wframe-larger-than=): Shorten the help message
3503 * doc/invoke.texi (Wframe-larger-than=): Add more description.
3505 2008-05-08 Rafael Espindola <espindola@google.com>
3507 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
3509 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
3510 trap and that both operands are gimple values.
3511 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
3512 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
3515 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3517 * read-rtl.c (join_c_conditions): Return the first string if the
3518 two strings are equal.
3520 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3522 * gensupport.h (pred_data): Add a "num_codes" field.
3523 (add_predicate_code): Declare.
3524 * gensupport.c (add_predicate_code): New function.
3525 (std_pred_table): Add an "allows_const_p" field.
3526 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
3527 Remove the (incomplete) list of such codes from the codes field.
3528 (init_predicate_table): Use add_predicate_code. Add all
3529 RTX_CONST_OBJs if allows_const_p is true.
3530 * genrecog.c (process_define_predicate): Use add_predicate_code.
3532 2008-05-08 David Daney <ddaney@avtrex.com>
3533 Richard Sandiford <rsandifo@nildram.co.uk>
3535 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
3536 special case of constant zero operands.
3537 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
3538 old and new values. Special case constant zero values.
3539 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
3541 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
3542 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
3544 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
3547 * simplify-rtx.c (simplify_plus_minus): Create CONST of
3548 similar RTX_CONST_OBJ before CONST_INT.
3550 2008-05-08 Steve Ellcey <sje@cup.hp.com>
3552 * stmt.c (expand_stack_restore): Change sa mode if needed.
3554 2008-05-08 Richard Guenther <rguenther@suse.de>
3556 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
3557 return type to bool.
3558 (ix86_sol10_return_in_memory): Likewise.
3559 (ix86_i386elf_return_in_memory): Likewise.
3560 (ix86_i386interix_return_in_memory): Likewise.
3561 * config/i386/i386.c (ix86_return_in_memory): Likewise.
3562 (ix86_sol10_return_in_memory): Likewise.
3563 (ix86_i386elf_return_in_memory): Likewise.
3564 (ix86_i386interix_return_in_memory): Likewise.
3566 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3569 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
3571 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
3572 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
3575 2008-05-08 Richard Guenther <rguenther@suse.de>
3577 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
3578 * tree-data-ref.h (struct dr_alias): Remove subvars field.
3579 (DR_SUBVARS): Remove.
3580 * tree-dfa.c (dump_subvars_for): Remove.
3581 (debug_subvars_for): Likewise.
3582 (dump_variable): Do not dump subvars.
3583 (remove_referenced_var): Do not remove subvars.
3584 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
3585 (lookup_subvars_for_var): Remove.
3586 (get_subvars_for_var): Likewise.
3587 (get_subvars_at): Likewise.
3588 (get_first_overlapping_subvar): Likewise.
3589 (overlap_subvar): Likewise.
3590 * tree-flow.h (subvar_t): Remove.
3591 (struct var_ann_d): Remove subvars field.
3592 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
3593 argument. Remove special handling of SFTs.
3594 (compute_tag_properties): Likewise.
3595 (set_initial_properties): Likewise.
3596 (compute_call_clobbered): Likewise.
3597 (count_mem_refs): Likewise.
3598 (compute_memory_partitions): Likewise.
3599 (compute_flow_insensitive_aliasing): Likewise.
3600 (setup_pointers_and_addressables): Likewise.
3601 (new_type_alias): Likewise.
3602 (struct used_part): Remove.
3603 (used_portions): Likewise.
3604 (struct used_part_map): Likewise.
3605 (used_part_map_eq): Likewise.
3606 (used_part_map_hash): Likewise.
3607 (free_used_part_map): Likewise.
3608 (up_lookup): Likewise.
3609 (up_insert): Likewise.
3610 (get_or_create_used_part_for): Likewise.
3611 (create_sft): Likewise.
3612 (create_overlap_variables_for): Likewise.
3613 (find_used_portions): Likewise.
3614 (create_structure_vars): Likewise.
3615 * tree.def (STRUCT_FIELD_TAG): Remove.
3616 * tree.h (MTAG_P): Adjust.
3617 (struct tree_memory_tag): Remove base_for_components and
3618 unpartitionable flags.
3619 (struct tree_struct_field_tag): Remove.
3620 (SFT_PARENT_VAR): Likewise.
3621 (SFT_OFFSET): Likewise.
3622 (SFT_SIZE): Likewise.
3623 (SFT_NONADDRESSABLE_P): Likewise.
3624 (SFT_ALIAS_SET): Likewise.
3625 (SFT_UNPARTITIONABLE_P): Likewise.
3626 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
3627 (union tree_node): Remove sft field.
3628 * alias.c (get_alias_set): Remove special handling of SFTs.
3629 * print-tree.c (print_node): Remove handling of SFTs.
3630 * tree-dump.c (dequeue_and_dump): Likewise.
3631 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
3632 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
3633 * tree-predcom.c (set_alias_info): Do not set subvars.
3634 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
3635 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
3636 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
3637 (add_vars_for_offset): Remove.
3638 (add_virtual_operand): Remove special handling of SFTs.
3639 (add_call_clobber_ops): Likewise.
3640 (add_call_read_ops): Likewise.
3641 (get_asm_expr_operands): Likewise.
3642 (get_modify_stmt_operands): Likewise.
3643 (get_expr_operands): Likewise.
3644 (add_to_addressable_set): Likewise.
3645 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
3646 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3647 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
3648 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
3649 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
3650 (tree_node_structure): Likewise.
3651 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
3653 (find_what_p_points_to): Likewise.
3655 2008-05-08 Sa Liu <saliu@de.ibm.com>
3657 * config/spu/spu.md: Fixed subti3 pattern.
3659 2008-05-08 Richard Guenther <rguenther@suse.de>
3662 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
3663 sure to create a representative for trailing arrays for PTA.
3665 2008-05-08 Richard Guenther <rguenther@suse.de>
3668 * fold-const.c (operand_equal_p): Two objects which types
3669 differ in pointerness are not equal.
3671 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3673 * calls.c (compute_argument_block_size): Add argument tree fndecl.
3674 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
3675 (emit_library_call_value_1): Add new variable fndecl initialized by
3676 NULL_TREE. It should be the decl type of orgfun, but this information
3677 seems not to be available here, so it uses the default calling abi.
3678 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
3679 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
3680 by TARGET_RETURN_IN_MEMORY.
3681 * config/i386/i386-interix.h: Likewise.
3682 * config/i386/i386.h: Likewise.
3683 * config/i386/i386elf.h: Likewise.
3684 * config/i386/ptx4-i.h: Likewise.
3685 * config/i386/sol2-10.h: Likewise.
3686 * config/i386/sysv4.h: Likewise.
3687 * config/i386/vx-common.h: Likewise.
3688 * config/cris/cris.h: Removed #if 0 clause.
3689 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
3690 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
3692 (ix86_sol10_return_in_memory): Likewise.
3693 (ix86_i386elf_return_in_memory): New.
3694 (ix86_i386interix_return_in_memory): New.
3695 * config/mt/mt-protos.h (mt_return_in_memory): New.
3696 * config/mt/mt.c: Likewise.
3697 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3698 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
3699 * config/bfin/bfin.h: Likewise.
3700 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
3702 * config/bfin/bfin.c: Likewise.
3703 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3704 * config/alpha/unicosmk.h: Likewise.
3705 * config/i386/cygming.h: Likewise.
3706 * config/iq2000/iq2000.h: Likewise.
3707 * config/mips/mips.h: Likewise.
3708 * config/mn10300/mn10300.h: Likewise.
3709 * config/rs6000/rs6000.h: Likewise.
3710 * config/score/score.h: Likewise.
3711 * config/spu/spu.h: Likewise.
3712 * config/v850/v850.h: Likewise.
3713 * defaults.h: Likewise.
3714 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
3715 * expr.c (emit_block_move): Adjust use of
3716 OUTGOING_REG_PARM_STACK_SPACE.
3717 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
3718 OUTGOING_REG_PARM_STACK_SPACE.
3719 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
3721 2008-05-08 Jakub Jelinek <jakub@redhat.com>
3723 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
3724 on OMP_RETURN for OMP_FOR.
3727 * dwarf2out.c (dw_expand_expr, common_check): Removed.
3728 (fortran_common): New function.
3729 (gen_variable_die): Call fortran_common instead of common_check,
3730 adjust for it returning tree instead of rtx. Formatting.
3732 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3736 * see.c (see_copy_insn): Copy new pure const attributes for new call.
3737 * c-decl.c (merge_decls): Ditto.
3738 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
3739 to RTL_CONST_OR_PURE_CALL_P.
3740 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
3741 Initialized DECL_LOOPING_CONST_PURE.
3742 (process_call_operands): Set tree_side_effects properly.
3743 * tree.h (TREE_READONLY_DECL_P): Removed.
3744 (DECL_IS_PURE): Renamed to DECL_PURE_P.
3745 (DECL_LOOPING_OR_CONST_P): New macro.
3746 (struct tree_function_decl): Added looping_const_or_pure_p.
3748 (ECF_LOOPING_OR_CONST_P): New macro.
3749 * rtlanal.c (pure_const_p): Removed.
3750 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
3751 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
3752 to RTL_CONST_CALL_P.
3753 * ipa-pure-const.c (pure_const_state_e): Added looping field.
3754 (check_decl, check_tree, check_call, scan_function): Initialize
3756 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
3757 (static_execute): Set looping true for recursive functions.
3758 Undo setting state to IPA_NEITHER for recursive functions.
3760 * ifcvt.c (noce_can_store_speculate_p): Changed
3761 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
3762 RTL_CONST_OR_PURE_CALL_P.
3763 * dse.c (scan_insn): Ditto.
3764 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
3765 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
3766 RTL_CONST_OR_PURE_CALL_P.
3767 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
3768 pure_call_p to RTL_CONST_CALL_P.
3769 * gimplify.c (gimplify_call_expr): Clear side effects for
3770 non-looping pure and constant calls.
3771 * calls.c (emit_call_1): Set rtl flags from ecf flags.
3772 (flags_from_decl_or_type): Set ecf flags from decl flags.
3773 (initialize_argument_information): Turn off
3774 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
3775 Change const to pure if callee_copies is true rather than just
3777 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
3778 way of marking pure calls.
3779 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
3780 Remove hack that was supposed to fix pr7335 and remove old
3781 way of marking pure calls.
3782 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
3783 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
3784 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
3785 RTL_CONST_OR_PURE_CALL_P.
3786 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
3787 * loop-invariant.c (find_exits, find_invariant_bb): Changed
3788 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
3789 * sched-deps.c (schedule_analyze): Ditto.
3790 * rtl.h (struct rtx_def): Use call field, unchanging field, and
3791 return_val field of calls to represent pure and const function info.
3792 (CONST_OR_PURE_CALL_P): Deleted macro.
3793 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3794 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
3795 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
3797 * tree-optimize.c (execute_fixup_cfg): Added test for
3798 ECF_LOOPING_CONST_OR_PURE.
3799 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
3801 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
3802 effects for looping pure or const calls.
3803 (verify_gimple_expr): Added verification code.
3804 * config/alpha/alpha.c (alpha_legitimize_address,
3805 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
3807 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
3808 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
3809 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
3810 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
3811 RTL_CONST_OR_PURE_CALL_P.
3812 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
3813 and const calls to be deleted.
3815 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3818 * config/i386/mmx.md (mmx_subv2sf3): New expander.
3819 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
3820 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
3821 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3822 to handle nonimmediate operands.
3823 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
3824 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
3825 to handle nonimmediate operands.
3826 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
3827 (mmx_pmulhrwv4hi3): New expander. Use
3828 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3829 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
3830 (sse2_umulv1siv1di3): New expander. Use
3831 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3832 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
3833 (mmx_eq<mode>3): New expander. Use
3834 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3835 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
3836 (mmx_uavgv8qi3): New expander. Use
3837 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3838 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
3839 (mmx_uavgv4hi3): New expander. Use
3840 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3842 * config/i386/sse.md
3843 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
3844 to handle nonimmediate operands.
3845 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
3846 to handle nonimmediate operands.
3847 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
3848 to handle nonimmediate operands.
3849 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
3850 to handle nonimmediate operands.
3851 (sse2_unpckhpd_exp): New expander. Use
3852 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3853 (sse2_unpcklpd_exp): New expander. Use
3854 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3855 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
3856 to handle nonimmediate operands.
3857 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
3858 to handle nonimmediate operands.
3859 (*sse2_<plusminus_insn><mode>3): Rename from
3860 sse2_<plusminus_insn><mode>3 insn pattern.
3861 (sse2_<plusminus_insn><mode>3): New expander. Use
3862 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3863 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
3864 (sse2_umulv2siv2di3): New expander. Use
3865 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3866 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
3867 (sse4_1_mulv2siv2di3): New expander. Use
3868 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3869 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
3870 (sse2_pmaddwd): New expander. Use
3871 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3872 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
3873 (sse2_eq<mode>3): New expander. Use
3874 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3875 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
3876 (sse4_1_eqv2di3): New expander. Use
3877 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3878 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3879 (sse2_uavgv16qi3): New expander. Use
3880 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3881 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3882 (sse2_uavgv16qi3): New expander. Use
3883 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3884 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
3885 (sse2_uavgv8hi3): New expander. Use
3886 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3887 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
3888 (ssse3_pmulhrswv8hi3): New expander. Use
3889 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3890 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
3891 (ssse3_pmulhrswv4hi3): New expander. Use
3892 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3894 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
3895 (<sse>_vmmul<mode>3): Ditto.
3896 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
3898 (ssse3_pmaddubsw128): Use register_operand for operand 1.
3899 (ssse3_pmaddubsw): Ditto.
3901 * config/i386/i386.c (struct_builtin_description)
3902 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
3903 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
3904 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
3905 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
3906 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
3907 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
3908 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
3909 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
3910 (ix86_fixup_binary_operands): Assert that src1
3911 and src2 must have the same mode when swapped.
3912 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
3913 and ix86_binary_operator_ok. Do not force operands in registers
3916 2008-05-07 Jan Hubicka <jh@suse.cz>
3918 * cgraph.c (dump_cgraph_node): Update.
3919 * cgraph.h (cgraph_local_info): Break out inline summary.
3920 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
3922 * ipa-inline (inline_summary): New accestor function.
3923 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
3924 cgraph_decide_inlining, compute_inline_parameters): Update.
3925 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
3927 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3929 Cleanup ColdFire scheduling support and add V4 pipeline model.
3931 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
3932 (define_attr cpu): Add cfv4 value.
3933 (define_attr type, define_attr type1): Merge into a single 'type'
3934 attribute. Update all uses.
3935 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
3936 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
3938 (define_attr opx_mem, define_attr opy_mem): Remove.
3939 (define_attr op_mem): Clean up, update comment.
3940 (define_attr size): Use specific values instead of general int.
3941 (define_attr guess, define_attr split): Remove. Update all uses.
3942 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
3943 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
3944 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
3945 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
3946 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
3947 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
3948 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
3949 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
3950 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
3951 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
3952 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
3953 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
3954 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
3955 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
3956 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
3957 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
3958 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
3959 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
3960 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
3961 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
3962 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
3963 Update or set attributes.
3964 (stack_tie): New fake instruction.
3966 * config/m68k/m68k.h (TUNE_CFV4): New macro.
3967 (m68k_sched_attr_size): Update declaration.
3968 (m68k_sched_attr_type2): Remove.
3969 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
3970 Declare new bypass predicates.
3972 * config/m68k/m68k.c (m68k_sched_issue_rate,
3973 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
3975 (TARGET_SCHED_ISSUE_RATE,
3976 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
3977 (override_options): Handle scheduling for ColdFire V4 core.
3978 (m68k_expand_prologue): Emit stack_tie.
3979 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
3980 'OP_TYPE_FPN'. Update all uses.
3981 (sched_guess_p): Remove.
3982 (sched_address_type): Handle symbolic addresses.
3983 (sched_get_operand): New static function.
3984 (sched_operand_type): Merge into sched_attr_op_type.
3985 (sched_attr_op_type): Handle FP registers, handle quick constants,
3987 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
3988 (m68k_sched_attr_size): Update. Move logic to ...
3989 (sched_get_attr_size_int): New static function.
3990 (sched_get_opxy_mem_type): New static function.
3991 (m68k_sched_attr_op_mem): Update.
3992 (m68k_sched_attr_type2): Remove.
3993 (sched_cfv4_bypass_data): New static variable.
3994 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
3995 (m68k_sched_issue_rate): Implement scheduler hook.
3996 (struct _sched_ib: enabled_p): New field.
3997 (m68k_sched_variable_issue): Update. Handle V4.
3998 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
3999 sched_dump_class_func_t, sched_dump_split_class,
4000 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
4001 sched_dump_dfa_class, m68k_sched_dump): Remove.
4002 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
4004 (m68k_sched_init_global): Remove statisctics dumping, introduce
4005 sanity check that all instructions have pipeline reservations. Handle
4007 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4008 Handle ColdFire V4 core.
4009 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
4010 New static functions.
4011 (m68k_sched_address_bypass_p): New bypass predicate.
4012 (sched_get_indexed_address_scale): New static function.
4013 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
4015 * cf.md: Update comments.
4016 (define_attr type2): Remove. Use 'type' attribute instead.
4018 (cf_ib): Rename to cfv123_ib. Update all uses.
4019 (cf_oep): Rename to cfv123_oep. Update all uses.
4020 (cf_chr): Rename to cfv123_chr. Update all uses.
4021 (cf_mem): Rename to cfv123_mem. Update all uses.
4022 (cf_mac): Move to more appropriate place.
4023 (cfv123_guess): New automaton and cpu_unit.
4024 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
4025 Update uses of 'size' attribute. Handle before reload scheduling.
4026 (cfv123_guess): New dummy reservation for unhandled instructions.
4027 (cfv4_*): Pipeline description of ColdFire V4 core.
4028 (ignore): New reservation to handle 'ignore' type.
4030 2008-05-07 Ian Lance Taylor <iant@google.com>
4033 * gimplify.c (find_single_pointer_decl_1): Don't look through
4035 (find_single_pointer_decl): Adjust comments.
4037 2008-05-07 Jakub Jelinek <jakub@redhat.com>
4040 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
4041 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
4044 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
4045 integral type rather than floating point, then VIEW_CONVERT_EXPR
4046 to the floating point type.
4048 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4050 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
4051 TFmode op0 to register.
4053 2008-05-07 Alan Modra <amodra@bigpond.net.au>
4055 * c-decl.c (grokdeclarator): Comment typo.
4057 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
4059 * tree-flow.h: Remove prototype for computed_goto_p.
4060 * tree-cfg.c (computed_goto_p): Make static.
4062 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
4065 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
4066 (contains_aligned_value_p): This. Handle _Decimal128.
4067 (ix86_function_arg_boundary): Only align _Decimal128 to its
4068 natural boundary and handle it properly.
4070 2008-05-06 Martin Jambor <mjambor@suse.cz>
4072 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
4073 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
4074 (ipcp_method_set_orig_node): Removed.
4075 (ipcp_cval_get_cvalue_type): Removed.
4076 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
4077 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
4078 (ipcp_cval_set_cvalue_type): Removed.
4079 (ipcp_cval_get_cvalue): Removed.
4080 (ipcp_cval_set_cvalue): Removed.
4081 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
4082 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
4083 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
4084 (ipcp_cval_meet): Renamed to ipa_lattice_meet
4085 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
4086 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
4087 (ipcp_get_ith_lattice): Changed parameters.
4088 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
4089 (ipcp_lattice_from_jfunc): Changed parameters.
4090 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
4091 (ipcp_method_cval_print): Added temporary variable info.
4092 (ipcp_redirect): Removed already unused local variable caller.
4093 (ipcp_redirect): New temporary variable orig_callee_info
4094 (ipcp_redirect): Removed newly unused local variable callee.
4095 (ipcp_redirect): Removed (a bit confusing) local variable type.
4096 (ipcp_insert_stage): Added local variable info.
4097 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
4099 (ipcp_formal_create): Removed.
4100 (ipcp_method_cval_set): Removed.
4101 (ipcp_propagate_stage): Renamed lattice variables.
4102 (ipcp_method_cval_set_cvalue_type): Removed.
4103 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
4104 (ipcp_print_all_lattices): Changed printed strings to refer to
4105 lattices rather than cvals.
4106 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
4107 (ipcp_propagate_const): Changed formal parameters.
4108 (build_const_val): Changed formal parameters.
4109 (ipcp_insert_stage): Removed useless variable cvalue
4110 (build_const_val): Changed formal parameters.
4111 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
4112 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
4113 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
4114 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
4115 (ipcp_print_func_profile_counts): Changed string from "method" to
4117 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
4118 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
4119 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
4120 (ipcp_structures_print): Renamed to ipcp_print_all_structures
4121 (ipcp_profile_print): Renamed to ipcp_print_profile_data
4122 (ipcp_lat_is_const): Changed parameters and made inline.
4123 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
4124 (ipcp_redirect): Renamed to ipcp_need_redirect_p
4125 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
4126 the predicate condition directly
4127 (ipcp_propagate_stage): Added local variable args. Removed local
4128 variable callee. (Both are mere code simplifications.)
4129 (ipcp_method_dont_insert_const): Renamed to
4130 ipcp_node_not_modifiable_p.
4131 (ipcp_node_not_modifiable_p): Made inline.
4132 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
4133 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
4134 (ipcp_print_all_lattices): Removed variable cvalue
4135 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
4138 2008-05-06 Olivier Hainque <hainque@adacore.com>
4140 * tree-sra.c (try_instantiate_multiple_fields): Early return
4141 if field has POINTER_TYPE.
4143 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
4145 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
4146 by using 'q' specifier for instruction.
4147 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
4149 2008-05-06 Anatoly Sokolov <aesok@post.ru>
4151 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4152 Change mode of zero_extract from QImode to HImode.
4153 (sign bit tests peepholes): (Ditto.).
4155 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
4157 * config/i386/mmx.md: Remove double backslashes from asm templates.
4158 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
4159 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4160 to handle nonimmediate operands.
4161 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
4162 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4163 to handle nonimmediate operands.
4164 (*mmx_<code>v2sf3_finite): New insn pattern.
4165 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
4166 (mmx_<code>v2sf3): New expander. Use
4167 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4168 (mmx_<plusminus_insn><mode>3): New expander. Use
4169 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4170 (*mmx_<plusminus_insn><mode>3): New insn pattern.
4171 (mmx_add<mode>3): Removed.
4172 (mmx_ssadd<mode>3): Ditto.
4173 (mmx_usadd<mode>3): Ditto.
4174 (mmx_sub<mode>3): Ditto.
4175 (mmx_sssub<mode>3): Ditto.
4176 (mmx_ussub<mode>3): Ditto.
4177 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
4178 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
4179 to handle nonimmediate operands.
4180 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
4182 (mmx_smulv4hi3_highpart): New expander. Use
4183 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4184 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
4186 (mmx_umulv4hi3_highpart): New expander. Use
4187 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4188 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
4189 (mmx_<code>v4hi3): New expander. Use
4190 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4191 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
4192 (mmx_<code>v8qi3): New expander. Use
4193 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4194 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
4195 (mmx_<code><mode>3): New expander. Use
4196 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4198 2008-05-05 Jan Hubicka <jh@suse.cz>
4200 PR tree-optimization/36118
4201 * passes.c (pass_init_dump_file): Fix dump header.
4203 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4206 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
4207 VCE for function decls.
4209 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
4211 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
4213 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
4215 * config/i386/i386.md (sat_plusminus): New.
4216 (plusminus_insn): Likewise.
4217 (plusminus_mnemonic): Likewise.
4219 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
4220 (*<addsub><mode>3_cc_overflow): Renamed to ...
4221 (*<plusminus_insn><mode>3_cc_overflow): This.
4222 (*<addsub>si3_zext_cc_overflow): Renamed to ...
4223 (*<plusminus_insn>si3_zext_cc_overflow): This.
4225 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
4226 (<plusminus_insn><mode>3): This.
4227 (*<addsub><mode>3): Renamed to ...
4228 (*<plusminus_insn><mode>3): This.
4229 (<sse>_vm<addsub><mode>3): Renamed to ...
4230 (<sse>_vm<plusminus_insn><mode>3): This.
4231 (sse3_h<addsub>v4sf3): Renamed to ...
4232 (sse3_h<plusminus_insn>v4sf3): This.
4233 (sse3_h<addsub>v2df3): Renamed to ...
4234 (sse3_h<plusminus_insn>v2df3): This.
4235 (<plusminus_insn><mode>3): New.
4236 (*<plusminus_insn><mode>3): Likewise.
4237 (sse2_<plusminus_insn><mode>3): Likewise.
4238 (add<mode>): Removed.
4239 (*add<mode>3): Likewise.
4240 (sse2_ssadd<mode>3): Likewise.
4241 (sse2_usadd<mode>3): Likewise.
4242 (sub<mode>3): Likewise.
4243 (*sub<mode>3): Likewise.
4244 (sse2_sssub<mode>3): Likewise.
4245 (sse2_ussub<mode>3): Likewise.
4247 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
4249 * gthr-single.h: Add in required interface elements as per gthr.h.
4250 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
4251 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
4252 Generalize UNUSED macro.
4253 (__gthread_once): Add.
4254 (__gthread_key_create): Add.
4255 (__gthread_key_delete): Add.
4256 (__gthread_getspecific): Add.
4257 (__gthread_setspecific): Add.
4259 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
4261 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
4262 the same size types for the indirect reference on the rhs, then
4265 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
4267 * config/i386/i386.md
4268 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
4269 one insn template instead of template series.
4270 (*xordi_1_rex64): Ditto.
4271 (*xordi_2_rex64): Ditto.
4273 2008-05-05 Ira Rosen <irar@il.ibm.com>
4275 PR tree-optimization/36119
4276 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
4279 2008-06-04 Jan Hubicka <jh@suse.cz>
4281 tree-optimization/36100
4282 * tree-pass.h (pass_O0_always_inline): Declare.
4283 * ipa-inline.c (inline_transform): Remove dead code.
4284 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
4285 pass_O0_always_inline): New.
4286 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
4288 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
4290 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
4291 mnemonic in this_param move for TARGET_64BIT.
4293 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
4295 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
4296 (*strmovsi_rex_1): Ditto.
4297 (*strsetsi_1): Ditto.
4298 (*strsetsi_rex_1): Ditto.
4300 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
4301 adddicc expanders using SWI mode iterator.
4303 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
4306 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
4309 2008-05-04 David S. Miller <davem@davemloft.net>
4311 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
4312 (sparc*-*-linux*): Use linux.h in tm_file.
4313 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
4314 compiler defaulting to 32-bit.
4315 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
4317 * config/sparc/linux.h: Remove definitions now obtained
4318 properly from linux.h
4319 * config/sparc/linux64.h: Likewise.
4320 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
4321 don't want this setting for 32-bit builds in a biarch compiler.
4322 * doc/install.texi: Add sparc-linux to list of targets
4323 supporting --enable-targets=all.
4325 2008-05-03 Andrew Pinski <pinskia@gmail.com>
4327 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
4329 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
4331 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
4332 after V4SI_FTYPE_V8HI.
4333 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
4334 case V4SI_FTYPE_V2DF.
4336 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
4338 * doc/invoke.texi (max-flow-memory-locations): Removed.
4339 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
4341 2008-05-03 Richard Guenther <rguenther@suse.de>
4344 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
4346 2008-05-02 David S. Miller <davem@davemloft.net>
4348 * config.gcc (need_64bit_hwint): Document libcpp dependency.
4350 2008-05-02 Simon Baldwin <simonb@google.com>
4353 * c-common.h (warn_array_subscript_range): Removed.
4354 * c-common.c (warn_array_subscript_range): Ditto.
4355 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
4356 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
4358 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
4360 * config/i386/i386.c (ix86_special_builtin_type): New.
4361 (bdesc_special_args): Likewise.
4362 (ix86_expand_special_args_builtin): Likewise.
4363 (ix86_init_mmx_sse_builtins): Updated.
4364 (ix86_expand_builtin): Updated.
4365 (ix86_expand_store_builtin): Removed.
4366 (ix86_expand_unop_builtin): Likewise.
4368 * config/i386/mm3dnow.h (__v2sf): Moved to ...
4369 * config/i386/mmintrin.h (__v2sf): Here.
4371 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
4373 (_mm_loadl_pi): Likewise.
4374 (_mm_storeh_pi): Replace __v2si with __v2sf.
4375 (_mm_storel_pi): Likewise.
4377 * doc/extend.texi: Correct __builtin_ia32_loadhps,
4378 __builtin_ia32_loadlps, __builtin_ia32_storehps,
4379 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
4380 __builtin_ia32_loadlpd.
4382 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
4384 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
4385 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
4386 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
4387 (ix86_init_mmx_sse_builtins): Updated.
4388 (ix86_expand_args_builtin): Likewise.
4389 (ix86_expand_builtin): Likewise.
4390 (ix86_expand_unop1_builtin): Renamed to ...
4391 (ix86_expand_unop_vec_merge_builtin): This.
4393 2008-05-01 Jan Hubicka <jh@suse.cz>
4396 * ipa-inline.c (inline_generate_summary): Make static.
4397 (inline_transform): Do not call inlining at -O0; make static.
4398 * passes.c (execute_todo): Add sanity check.
4399 (execute_one_ipa_transform_pass): Execute proper flags.
4401 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
4403 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
4404 (DECL_NONADDRESSABLE_P): Likewise.
4405 * alias.c (record_component_aliases): Fix comment.
4407 2008-05-01 Simon Baldwin <simonb@google.com>
4409 * c-common.h (warn_array_subscript_range): New function.
4410 * c-common.c (warn_array_subscript_range): Ditto.
4411 * tree-vrp.c (check_array_ref): Corrected code to agree with
4412 comment, ignoring only arrays of size 0 or size 1.
4413 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
4415 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4417 * config/i386/i386.c (ix86_builtin_type): Replace
4418 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
4419 (bdesc_args): Updated.
4420 (ix86_init_mmx_sse_builtins): Likewise.
4421 (ix86_expand_args_builtin): Likewise.
4423 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
4426 * doc/extend.texi: Correct __builtin_ia32_palignr.
4428 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4431 * config/i386/i386.c (bdesc_crc32): Removed.
4432 (ix86_expand_crc32): Likewise.
4433 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
4434 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
4435 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
4436 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
4437 UINT_FTYPE_UINT_UCHAR.
4438 (bdesc_args): Updated. Add crc32 builtins.
4439 (ix86_init_mmx_sse_builtins): Updated.
4440 (ix86_expand_args_builtin): Updated to support subreg.
4442 * doc/extend.texi: Correct __builtin_ia32_crc32di.
4444 2008-05-01 Jan Hubicka <jh@suse.cz>
4446 * tree-pass.h (opt_pass): Add IPA_PASS.
4447 (varpool_node, cgraph_node): Forward declare.
4448 (ipa_opt_pass): Define.
4449 (pass_ipa_inline): Turn into ipa_opt_pass.
4450 (pass_apply_inline): Remove.
4451 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
4452 (apply_inline): Turn into ....
4453 (inline_transform): ... this one.
4454 (inline_generate_summary): New function.
4455 (pass_apply_inline): Remove.
4456 * function.h (ipa_opt_pass): Forward declare structure; typedef;
4458 (struct function): Add ipa_transforms_to_apply.
4459 * passes.c (register_one_dump_file): Work on IPA_PASS.
4460 (init_optimization_passes): Remove pass_inline_parameters and
4462 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
4463 (execute_one_pass) ... here; apply transforms when possible.
4464 (add_ipa_transform_pass, execute_ipa_summary_asses,
4465 execute_one_ipa_transform_pass): New.
4466 (execute_ipa_pass_list): Update for IPA_PASS type.
4468 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4470 * config/i386/i386.c (ix86_builtin_type): Add
4471 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
4472 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
4473 (bdesc_args): Add SSE4a builtins.
4474 (ix86_init_mmx_sse_builtins): Updated.
4475 (ix86_expand_args_builtin): Likewise.
4476 (ix86_expand_builtin): Likewise.
4478 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4480 * config/i386/i386.c (ix86_builtin_type): Add
4481 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
4482 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
4483 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
4484 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
4485 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
4486 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
4487 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
4488 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
4489 and DI_FTYPE_DI_DI_INT.
4490 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
4491 (ix86_init_mmx_sse_builtins): Updated.
4492 (ix86_expand_args_builtin): Likewise.
4493 (ix86_expand_builtin): Likewise.
4494 (ix86_expand_binop_imm_builtin): Removed.
4496 * doc/extend.texi: Correct __builtin_ia32_palignr128.
4498 2008-04-30 Richard Guenther <rguenther@suse.de>
4500 PR tree-optimization/32921
4501 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
4503 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
4505 * config/arm/arm.c (arm_unwind_emit): Use
4506 crtl->all_throwers_are_sibcalls instead of
4507 cfun->all_throwers_are_sibcalls.
4508 (arm_output_fn_unwind): Likewise.
4509 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
4510 instead of cfun->uses_pic_offset_table.
4511 (frv_expand_prologue): Likewise.
4512 (frv_frame_pointer_required): Likewise.
4513 (frv_expand_fdpic_call): Likewise.
4514 (frv_emit_movsi): Likewise.
4515 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
4516 cfun->returns_pcc_struct instead of
4517 current_function_returns_pcc_struct.
4518 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
4519 instead of cfun->calls_eh_return.
4520 (m32c_pushm_popm): Likewise.
4521 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
4522 "extern" declaration.
4524 2008-04-30 Richard Guenther <rguenther@suse.de>
4526 PR tree-optimization/21636
4527 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
4529 (evaluate_stmt): Print the likely value.
4530 (ccp_visit_stmt): Avoid excessive vertical spacing.
4532 2008-04-30 Rafael Espindola <espindola@google.com>
4534 * builtins.c (fold_call_expr): Return realret.
4535 * tree-ssa-threadedge.c
4536 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
4537 __builtin_object_size.
4539 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
4541 * gcc.c (wrapper_string): New variable.
4542 (insert_wrapper): New function.
4543 (execute): New option -wrapper.
4544 * doc/invoke.texi (Overall Options): New driver option -wrapper.
4546 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
4548 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
4549 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
4550 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
4552 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
4553 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
4554 config/rs6000/e500crtres64gprctr.asm,
4555 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
4556 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
4557 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
4558 config/rs6000/e500crtsav64gprctr.asm,
4559 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
4560 config/rs6000/e500crtsavg64gprctr.asm: New files.
4561 * config/rs6000/t-ppccomm: Add build rules for new files.
4562 (LIB2FUNCS_STATIC_EXTRA): Add new files.
4563 * config/rs6000/t-netbsd: Add build rules for new files.
4564 (LIB2FUNCS_STATIC_EXTRA): New variable.
4565 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
4566 (CRTSAVRES_DEFAULT_SPEC): Likewise.
4567 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
4569 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
4571 * config/i386/i386.c (ix86_builtin_type): Add
4572 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
4573 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
4574 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
4575 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
4576 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
4577 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
4578 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
4579 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
4580 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
4581 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
4582 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
4583 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
4584 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
4585 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
4586 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
4587 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
4588 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
4589 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
4590 V1DI_FTYPE_V2SI_V2SI.
4591 (bdesc_2arg): Moved to ...
4593 (ix86_init_mmx_sse_builtins): Updated.
4594 (ix86_expand_args_builtin): Updated. Take a pointer
4595 to const struct builtin_description. Handle comparison
4597 (ix86_expand_sse_compare): Take a new argument for swapping operands.
4598 (ix86_expand_builtin): Updated.
4600 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
4601 (ssse3_pmaddubsw128): This.
4602 (ssse3_pmaddubswv4hi3): Renamed to ...
4603 (ssse3_pmaddubsw): This.
4605 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
4606 (__builtin_ia32_packssdw128): Likewise.
4607 (__builtin_ia32_packuswb128): Likewise.
4608 (__builtin_ia32_pmaddubsw): Likewise.
4609 (__builtin_ia32_pmaddubsw128): Likewise.
4611 2008-04-30 Richard Guenther <rguenther@suse.de>
4613 PR tree-optimization/14847
4614 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
4615 (recognize_bits_test): Use it.
4616 (recognize_single_bit_test): Likewise.
4618 2008-04-30 Martin Jambor <mjambor@suse.cz>
4620 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
4621 instead of setting number of formal parameters to zero.
4622 (ipcp_init_stage): Do not set the number of actual parameters to zero
4624 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
4625 which are called with variable number of arguments.
4626 (ipcp_insert_stage): Explicitely skipping all nodes which are
4627 called with variable number of arguments.
4628 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
4629 number of parameters.
4631 * ipa-prop.h (struct ipa_node_params): Added flag
4632 called_with_var_arguments
4633 (ipa_set_param_count): Added. Changed sole setter to use it.
4634 (ipa_get_param_count): Added. All readers of param_count
4635 converted to use it instead.
4636 (ipa_set_called_with_variable_arg): Added.
4637 (ipa_is_called_with_var_arguments): Added.
4638 (ipa_get_ith_param): Added. All readers of param_decls converted
4640 (ipa_set_cs_argument_count): Added, sole writer to argument_count
4642 (ipa_get_cs_argument_count): Added, all readers of argument_count
4644 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
4647 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
4648 (struct ipcp_lattice): Renamed cval_type to type
4649 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
4651 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
4652 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
4653 (ipcp_insert_stage): Changed the type of variable cvalue to tree
4654 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
4655 (build_const_val): Changed the type of parameter cvalue to tree
4656 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
4657 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
4659 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
4662 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
4663 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
4664 (ipa_add_method): Renamed to ipa_push_func_to_list
4665 (ipa_remove_method): Renamed to ipa_pop_func_from_list
4666 (ipa_callsite_param_count): Removed.
4667 (ipa_callsite_param_count_set): Removed.
4668 (ipa_callsite_param): Removed.
4669 (ipa_callsite_callee): Removed.
4670 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
4671 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
4672 (ipa_method_formal_count): Removed.
4673 (ipa_method_formal_count_set): Removed.
4674 (ipa_method_get_tree): Removed.
4675 (ipa_method_tree_map_create): Removed.
4676 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
4677 (ipa_create_param_decls_array): Creates the array itself
4678 (ipa_create_param_decls_array): Temporary variable info instead of
4680 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
4681 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
4682 (get_type): Removed.
4683 (ipa_jf_get_info_type): Removed.
4684 (ipa_node_create): Renamed to ipa_create_node_params
4685 (ipa_free): Renamed to ipa_free_all_node_params
4686 (ipa_nodes_create): Renamed to ipa_create_all_node_params
4687 (ipa_edges_create): Renamed to ipa_create_all_edge_args
4688 (ipa_edges_free): Renamed to ipa_free_all_edge_args
4689 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
4690 (ipa_free_all_node_params): Deallocation to jump_functions moved to
4691 ipa_free_all_edge_args
4692 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
4693 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
4694 (ipa_create_methodlist_node): Removed.
4695 (ipa_methodlist_method): Removed.
4696 (ipa_methodlist_method_set): Removed.
4697 (ipa_methodlist_next_method): Removed.
4698 (ipa_methodlist_next_method_set): Removed.
4699 (ipa_method_is_modified): Removed.
4700 (ipa_method_modify_create): Removed.
4701 (ipa_method_modify_init): Temporary variable info instead of a few
4703 (ipa_detect_param_modifications): Temporary variable info instead of
4705 (ipa_compute_jump_functions): Temporary variable info instead of
4707 (ipa_method_modify_set): Removed.
4708 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
4709 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
4710 than craph_node as the first parameter.
4711 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
4712 (ipa_method_modify_init): Removed.
4713 (ipa_compute_jump_functions): Added a temp variable instead of
4714 repeatadly dereferencing the cgraph_edge.aux pointer
4715 (ipa_callsite_param_set_type): Removed.
4716 (ipa_compute_jump_functions): i renamed to index and moved to
4718 (ipa_callsite_param_set_info_type_formal): Removed.
4719 (ipa_callsite_param_set_info_type): Removed.
4720 (ipa_callsite_param_map_create): Removed.
4721 (ipa_callsite_tree): Removed.
4722 (ipa_callsite_caller): Removed.
4723 (ipa_pop_func_from_list): return_method removed to return_func
4725 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
4726 prefixed all values with IPA_. Changed all users.
4727 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
4728 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
4729 and FORMAL_IPATYPE IPA_PASS_THROUGH.
4730 (union parameter_info): Renamed to jump_func_value.
4731 (union jump_func_value): Renamed value to constant
4732 (struct ipa_jump_func): Renamed info_type to value
4733 (struct ipa_node): Renamed to ipa_node_params
4734 (struct ipa_node_params): Renamed ipa_arg_num to param_count
4735 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
4736 (struct ipa_node_params): Renamed ipa_mod to modified_flags
4737 (struct ipa_edge): Renamed to ipa_edge_args
4738 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
4739 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
4740 (struct ipa_methodlist): Renamed to ipa_func_list
4741 (struct ipa_func_list): method_p renamed to node, next_method
4743 (ipa_methodlist_p): Removed, switched all users to struct pointer
4744 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
4746 2008-04-30 Alan Modra <amodra@bigpond.net.au>
4748 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
4749 (rs6000_emit_epilogue): Use backchain to restore only when we
4750 have a large frame. Make use of frame pointer to restore if we
4751 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
4753 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
4755 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4756 Add mode to zero_extract.
4757 (sign bit tests peepholes): (Ditto.).
4759 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
4761 * config/i386/i386.c (ix86_builtins): Replace Prescott New
4762 Instructions in comments with SSE3.
4763 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
4764 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
4765 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
4766 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
4767 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
4768 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
4769 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
4770 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
4771 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
4772 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
4773 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
4774 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
4775 (bdesc_sse_args): Renamed to ...
4776 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
4777 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
4778 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
4780 (bdesc_1arg): Moved to ...
4782 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
4783 Instructions in comments with SSE3.
4784 (ix86_expand_sse_operands_builtin): Renamed to ...
4785 (ix86_expand_args_builtin): This. Updated.
4786 (ix86_expand_unop1_builtin): Update comments.
4787 (ix86_expand_builtin): Updated.
4789 2008-04-29 Richard Guenther <rguenther@suse.de>
4791 PR tree-optimization/36078
4792 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
4793 Update virtual SSA form after cleaning up the CFG.
4795 2008-04-29 Richard Guenther <rguenther@suse.de>
4798 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
4800 2008-04-29 Richard Guenther <rguenther@suse.de>
4802 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
4803 (compute_may_aliases): Do not call finalize_ref_all_pointers.
4804 (compute_flow_insensitive_aliasing): Do not treat
4805 PTR_IS_REF_ALL pointers special.
4806 (get_smt_for): Likewise.
4807 (may_alias_p): Re-structure.
4808 (is_escape_site): A ref-all pointer conversion is not an escape site.
4809 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
4810 PTR_IS_REF_ALL pointers special.
4811 * tree-ssa-structalias.h (struct alias_info): Remove
4812 ref_all_symbol_mem_tag field.
4813 (PTR_IS_REF_ALL): Remove.
4815 2008-04-29 Richard Guenther <rguenther@suse.de>
4818 * fold-const.c (extract_muldiv_1): In combining division constants
4819 make sure to never overflow.
4821 2008-04-29 Nick Clifton <nickc@redhat.com>
4823 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
4825 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4828 * optc-gen.awk: Work around HP-UX/IA awk bug.
4830 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
4832 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
4835 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4838 * config/i386/i386.md
4839 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
4840 Change operand 1 predicate to nonimmediate_operand.
4842 2008-04-28 Jakub Jelinek <jakub@redhat.com>
4845 * dwarf2out.c (struct die_struct): Mark as chain_circular through
4847 * gengtype.c (walk_type, write_func_for_structure): Handle
4849 * doc/gty.texi: Document chain_circular.
4851 2008-04-28 Richard Guenther <rguenther@suse.de>
4853 PR tree-optimization/36066
4854 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
4857 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4860 * config/i386/i386.md
4861 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
4862 Use match_scratch instead of match_operand for operands 3 and 4.
4864 2008-04-27 Richard Guenther <rguenther@suse.de>
4866 PR tree-optimization/18754
4867 PR tree-optimization/34223
4868 * tree-pass.h (pass_complete_unrolli): Declare.
4869 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
4870 loop size before and after unconditionally of UL_NO_GROWTH in effect.
4871 Rewrite loop into loop closed SSA form if it is not already.
4872 (tree_unroll_loops_completely): Re-structure to iterate over
4873 innermost loops with intermediate CFG cleanups.
4874 Unroll outermost loops only if requested or the code does not grow
4876 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
4877 loops are available.
4878 (tree_vectorize): Instead do so here.
4879 (tree_complete_unroll): Also unroll outermost loops.
4880 (tree_complete_unroll_inner): New function.
4881 (gate_tree_complete_unroll_inner): Likewise.
4882 (pass_complete_unrolli): New pass.
4883 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
4884 uses outside of the loop.
4885 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
4886 form if it is available.
4887 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
4888 * passes.c (init_optimization_passes): Schedule complete inner
4889 loop unrolling pass before the first CCP pass after final inlining.
4891 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
4893 * targhooks.h (default_emutls_var_fields,
4894 default_emutls_var_init): Declare.
4895 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
4896 * target.h (struct gcc_target): Add struct emutls member.
4897 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
4898 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
4899 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
4900 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
4901 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
4902 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
4903 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
4904 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
4905 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
4906 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
4907 emit debug information.
4908 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
4909 * varasm.c: Include targhooks.h.
4910 (emutls_object_section, emutls_tmpl_section): New.
4911 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
4912 (EMUTLS_SEPARATOR): New.
4914 (get_emutls_object_name): New.
4915 (default_emutls_var_fields): New, broken out of ...
4916 (get_emutls_object_type): ... here. Adjust to use target hooks.
4917 (get_emutls_init_templ_addr): Adjust to use target hooks.
4918 (emutls_decl): Adjust to use target hooks.
4919 (emutls_finish): Likewise.
4920 (default_emutls_var_init): New, broken out of ...
4921 (assemble_variable): ... here. Adjust to use target hooks.
4922 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
4924 * c-common.c (handle_section_attribute): Prevent overriding
4925 sections for emulated tls with special sections.
4926 * config/i386/i386.c (x86_64_elf_select_section): Add
4927 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
4928 (x86_64_elf_unique_section): Likewise.
4929 * config/vxworks.c: Include tree.h.
4930 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
4931 (vxworks_override_options): Set TLS scheme.
4932 * doc/tm.texi (Emulated TLS): New node.
4934 2008-04-26 Simon Baldwin <simonb@google.com>
4937 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
4938 with propagated string constants.
4940 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
4942 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
4943 constraint for operand 2 when operand 0 is memory operand.
4944 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
4945 operand 0 is memory operand.
4946 (fix_trunc<mode>_i387_with_temp): Ditto.
4947 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
4948 operand 2 when operand 1 is memory operand.
4949 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
4950 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
4951 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
4952 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
4953 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
4954 operands 2,3 and 4 when operand 1 is memory operand.
4955 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
4957 (fistdi2_floor_with_temp): Ditto.
4958 (fist<mode>2_floor_with_temp): Ditto.
4959 (fistdi2_ceil_with_temp): Ditto.
4960 (fist<mode>2_ceil_with_temp): Ditto.
4961 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
4963 2008-04-26 David Daney <ddaney@avtrex.com>
4965 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
4967 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
4968 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4969 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4970 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
4971 (compare_and_swap_12): New insn.
4972 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
4973 * config/mips/mips.c (mips_force_binary): New function.
4974 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
4975 (mips_expand_compare_and_swap_12): New function.
4976 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
4978 2008-04-25 Jan Hubicka <jh@suse.cz>
4981 * cfgexpand.c (pass_expand): Turn into RTL pass.
4982 * passes.c (execute_one_pass): Do pass typechecking after execution.
4983 * tree-pass.h (pass_expand): Turn into RTL pass.
4985 * function.h (struct rtl_data): Move here fields
4986 accesses_prior_frames, calls_eh_return, saves_all_registers,
4987 has_nonlocal_goto, has_asm_statement, is_thunk,
4988 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
4989 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
4990 arg_pointer_save_area_init from struct function; turn into bool.
4991 (struct function): Move
4992 calls_eh_return, saves_all_registers, has_nonlocal_goto,
4993 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
4994 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
4995 tail_call_emit, arg_pointer_save_area_init
4996 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
4997 (current_function_returns_struct, current_function_returns_pcc_struct,
4998 current_function_calls_setjmp, current_function_calls_alloca,
4999 current_function_accesses_prior_frames,
5000 current_function_calls_eh_return, current_function_is_thunk,
5001 current_function_stdarg, current_function_profile,
5002 current_function_limit_stack, current_function_uses_pic_offset_table,
5003 current_function_uses_const_pool, current_function_has_nonlocal_label,
5004 current_function_saves_all_registers,
5005 current_function_has_nonlocal_goto,
5006 current_function_has_asm_statement): Remove accesor macros.
5007 * ra-conflict.c (global_conflicts): Update.
5008 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
5009 (suitable_for_tail_call_opt_p): Update.
5010 * builtins.c (expand_builtin_return_addr): Update.
5011 (expand_builtin_setjmp_setup): Update.
5012 (expand_builtin_nonlocal_goto): Update.
5013 * final.c (final_start_function): Update.
5014 (profile_function): Update.
5015 (leaf_function_p): Update.
5016 (only_leaf_regs_used): Update.
5017 * df-scan.c (df_get_exit_block_use_set): Update.
5018 * dojump.c (clear_pending_stack_adjust): Update.
5019 * tree-stdarg.c (gate_optimize_stdarg): Update.
5020 * gimple-low.c (lower_function_body): Update.
5021 * global.c (compute_regsets): Update.
5022 (global_alloc): Update.
5023 * dwarf2out.c (dwarf2out_begin_prologue): Update.
5024 * expr.c (expand_assignment): Update.
5025 * dse.c (dse_step0): Update.
5026 (dse_step1): Update.
5027 * c-decl.c (store_parm_decls): Update.
5028 * local-alloc.c (combine_regs): Update.
5029 (find_free_reg): Update.
5030 * function.c (assign_parms_augmented_arg_list): Update.
5031 (assign_parm_find_data_types): Update.
5032 (assign_parms): Update.
5033 (allocate_struct_function): Update.
5034 (expand_function_start): Update.
5035 (expand_function_end): Update.
5036 (get_arg_pointer_save_area): Update.
5037 (thread_prologue_and_epilogue_insns): Update.
5038 (rest_of_match_asm_constraints): Update.
5039 * stor-layout.c (variable_size): Update.
5040 * gcse.c (gcse_main): Update.
5041 (bypass_jumps): Update.
5042 * gimplify.c (gimplify_function_tree): Update.
5043 * calls.c (emit_call_1): Update.
5044 (expand_call): Update.
5045 * bt-load.c (compute_defs_uses_and_gen): Update.
5046 * except.c (sjlj_assign_call_site_values): Update.
5047 (sjlj_emit_function_enter): Update.
5048 (can_throw_external): Update.
5049 (set_nothrow_function_flags): Update.
5050 (expand_builtin_unwind_init): Update.
5051 (expand_eh_return): Update.
5052 (convert_to_eh_region_ranges): Update.
5053 (output_function_exception_table): Update.
5054 * emit-rtl.c (gen_tmp_stack_mem): Update.
5055 * cfgexpand.c (expand_used_vars): Update.
5056 (tree_expand_cfg): Update.
5057 * cfgcleanup.c (rest_of_handle_jump): Update.
5058 * explow.c (allocate_dynamic_stack_space): Update.
5059 * varasm.c (assemble_start_function): Update.
5060 (force_const_mem): Update.
5061 (mark_constant_pool): Update.
5062 * tree-optimize.c (tree_rest_of_compilation): Update.
5063 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
5064 * tree-cfg.c (notice_special_calls): Update.
5065 (is_ctrl_altering_stmt): Update.
5066 (tree_can_make_abnormal_goto): Update.
5067 (tree_purge_dead_abnormal_call_edges): Update.
5068 * config/alpha/predicates.md: Update.
5069 * config/alpha/alpha.c (alpha_sa_mask): Update.
5070 (alpha_sa_size): Update.
5071 (alpha_does_function_need_gp): Update.
5072 (alpha_expand_prologue): Update.
5073 (alpha_start_function): Update.
5074 (alpha_output_function_end_prologue): Update.
5075 (alpha_expand_epilogue): Update.
5076 * config/frv/frv.c (frv_stack_info): Update.
5077 (frv_expand_epilogue): Update.
5078 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
5079 (s390_register_info): Update.
5080 (s390_frame_info): Update.
5081 (s390_init_frame_layout): Update.
5082 (s390_can_eliminate): Update.
5083 (save_gprs): Update.
5084 * config/spu/spu.c (spu_split_immediate): Update.
5085 (need_to_save_reg): Update.
5086 (spu_expand_prologue): Update.
5087 (spu_expand_epilogue): Update.
5088 * config/sparc/sparc.md: Update.
5089 * config/sparc/sparc.c (eligible_for_return_delay): Update.
5090 (sparc_tls_got): Update.
5091 (legitimize_pic_address): Update.
5092 (sparc_emit_call_insn): Update.
5093 (sparc_expand_prologue): Update.
5094 (output_return): Update.
5095 (print_operand): Update.
5096 (sparc_function_ok_for_sibcall): Update.
5097 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
5098 * config/m32r/m32r.md: Update.
5099 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
5100 (m32r_compute_frame_size): Update.
5101 (m32r_expand_prologue): Update.
5102 (m32r_expand_epilogue): Update.
5103 (m32r_legitimize_pic_address): Update.
5104 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
5105 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
5106 * config/i386/i386.c (ix86_frame_pointer_required): Update.
5108 (ix86_save_reg): Update.
5109 (ix86_compute_frame_layout): Update.
5110 (ix86_expand_prologue): Update.
5111 (ix86_expand_epilogue): Update.
5112 * config/sh/sh.c (output_stack_adjust): Update.
5113 (calc_live_regs): Update.
5114 (sh5_schedule_saves): Update.
5115 (sh_expand_prologue): Update.
5116 (sh_expand_epilogue): Update.
5117 (sh_setup_incoming_varargs): Update.
5118 (sh_allocate_initial_value): Update.
5119 (sh_get_pr_initial_val): Update.
5120 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
5121 * config/sh/sh.md (label:): Update.
5122 * config/avr/avr.c (out_movhi_mr_r): Update.
5123 * config/crx/crx.h (enum): Update.
5124 * config/xtensa/xtensa.h (along): Update.
5125 * config/stormy16/stormy16.c Update.
5126 (xstormy16_compute_stack_layout): Update.
5127 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
5128 (fr30_expand_prologue): Update.
5129 * config/cris/cris.c (cris_conditional_register_usage): Update.
5130 (cris_reg_saved_in_regsave_area): Update.
5131 (cris_initial_frame_pointer_offset): Update.
5132 (cris_simple_epilogue): Update.
5133 (cris_expand_prologue): Update.
5134 (cris_expand_epilogue): Update.
5135 (cris_expand_pic_call_address): Update.
5136 (cris_asm_output_symbol_ref): Update.
5137 (cris_asm_output_label_ref): Update.
5138 * config/cris/cris.md Update.
5139 * config/iq2000/iq2000.c (compute_frame_size): Update.
5140 (iq2000_expand_epilogue): Update.
5141 * config/mt/mt.h (save_direction): Update.
5142 * config/mn10300/mn10300.c (mn10300_function_value): Update.
5143 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5144 (ia64_secondary_reload_class): Update.
5145 * config/m68k/m68k.c (m68k_save_reg): Update.
5146 (m68k_expand_prologue): Update.
5147 (m68k_expand_epilogue): Update.
5148 (legitimize_pic_address): Update.
5149 * config/rs6000/rs6000.c (rs6000_got_register): Update.
5150 (first_reg_to_save): Update.
5151 (first_altivec_reg_to_save): Update.
5152 (compute_vrsave_mask): Update.
5153 (compute_save_world_info): Update.
5154 (rs6000_stack_info): Update.
5155 (spe_func_has_64bit_regs_p): Update.
5156 (rs6000_ra_ever_killed): Update.
5157 (rs6000_emit_eh_reg_restore): Update.
5158 (rs6000_emit_allocate_stack): Update.
5159 (rs6000_emit_prologue): Update.
5160 (rs6000_emit_epilogue): Update.
5161 (rs6000_output_function_epilogue): Update.
5162 (output_profile_hook): Update.
5163 (rs6000_elf_declare_function_name): Update.
5164 * config/rs6000/rs6000.h (rs6000_args): Update.
5165 * config/rs6000/rs6000.md: Update.
5166 * config/mcore/mcore.c (mcore_expand_prolog): Update.
5167 * config/arc/arc.c (arc_output_function_epilogue): Update.
5168 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
5169 * config/darwin.c (machopic_function_base_name): Update.
5170 * config/score/score3.c (score3_compute_frame_size): Update.
5173 (score3_epilogue): Update.
5174 * config/score/score7.c (score7_compute_frame_size): Update.
5175 (score7_prologue): Update.
5176 (score7_epilogue): Update.
5177 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
5178 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
5179 * config/arm/arm.c (use_return_insn): Update.
5180 (require_pic_register): Update.
5181 (arm_load_pic_register): Update.
5182 (arm_compute_save_reg0_reg12_mask): Update.
5183 (arm_compute_save_reg_mask): Update.
5184 (thumb1_compute_save_reg_mask): Update.
5185 (output_return_instruction): Update.
5186 (arm_output_function_prologue): Update.
5187 (arm_output_epilogue): Update.
5188 (arm_get_frame_offsets): Update.
5189 (arm_expand_prologue): Update.
5190 (thumb_pushpop): Update.
5191 (thumb_exit): Update.
5192 (thumb1_expand_prologue): Update.
5193 (thumb1_expand_epilogue): Update.
5194 (arm_unwind_emit): Update.
5195 (arm_output_fn_unwind): Update.
5196 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
5197 * config/arm/arm.md: Update.
5198 * config/pa/pa.md: Update.
5199 * config/pa/pa.c (legitimize_pic_address): Update.
5200 (compute_frame_size): Update.
5201 (hppa_expand_prologue): Update.
5202 (hppa_expand_epilogue): Update.
5203 (borx_reg_operand): Update.
5204 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
5205 (HARD_REGNO_RENAME_OK): Update.
5206 * config/mips/mips.c (mips_global_pointer): Update.
5207 (mips_save_reg_p): Update.
5208 (mips_compute_frame_info): Update.
5209 (mips_frame_pointer_required): Update.
5210 (mips_expand_prologue): Update.
5211 (mips_expand_epilogue): Update.
5212 (mips_can_use_return_insn): Update.
5213 (mips_reorg_process_insns): Update.
5214 * config/v850/v850.c (compute_register_save_size): Update.
5215 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
5216 * config/mmix/mmix.c (along): Update.
5217 (mmix_expand_epilogue): Update.
5218 * config/bfin/bfin.c (legitimize_pic_address): Update.
5219 (must_save_p): Update.
5220 (stack_frame_needed_p): Update.
5221 (add_to_reg): Update.
5222 (bfin_expand_prologue): Update.
5223 * stmt.c (expand_asm_operands): Update.
5224 * reload1.c (reload): Update.
5225 (init_elim_table): Update.
5227 2008-04-25 Bob Wilson <bob.wilson@acm.org>
5229 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
5231 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
5233 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
5234 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
5235 (mov<mode>): Removed.
5236 (*movv4sf_internal): Likewise.
5237 (*movv2df_internal): Likewise.
5239 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
5241 * config.gcc (crx-*-elf): Remove deprecation.
5243 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
5245 * config/i386/cygming-crtend.c (register_frame_ctor): Register
5246 __gcc_deregister_frame with atexit.
5247 (deregister_frame_dtor): Remove.
5249 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
5250 Nathan Sidwell <nathan@codesourcery.com>
5252 * config/rs6000/rs6000.opt (mspe): Remove Var property.
5254 * config/rs6000/rs6000.h (rs6000_spe): Declare.
5255 (rs6000_isel): Likewise.
5256 * config/rs6000/rs6000.c (rs6000_spe): New variable.
5257 (rs6000_isel): New variable.
5258 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
5260 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5263 * c-common.c (handle_vector_size_attribute): Call
5264 lang_hooks.types.reconstruct_complex_type instead of
5265 reconstruct_complex_type.
5266 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
5267 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
5268 * langhooks.h (struct lang_hooks_for_types): Add
5269 reconstruct_complex_type hook.
5270 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
5271 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
5273 2008-04-24 Richard Guenther <rguenther@suse.de>
5275 * c-common.h (check_builtin_function_arguments): Declare.
5276 * c-common.c (validate_nargs): New function.
5277 (check_builtin_function_arguments): Likewise.
5278 * c-typeck.c (build_function_call): Call
5279 check_builtin_function_arguments.
5280 * builtins.c (fold_builtin_classify): Remove error reporting code.
5281 (fold_builtin_unordered_cmp): Likewise.
5282 (fold_builtin_1): Likewise.
5283 (fold_builtin_n): Likewise.
5285 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5287 PR tree-optimization/36008
5288 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
5289 the original op1, rather than delta by step.
5291 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
5292 Sebastian Pop <sebastian.pop@amd.com>
5294 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
5295 eliminate_local_variables_stmt, eliminate_local_variables,
5296 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
5297 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
5298 of code delimited by two edges in the CFG.
5299 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
5300 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
5301 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
5302 the case of parallelisation of reductions.
5303 (expr_invariant_in_region_p): New.
5305 * tree-flow.h (gather_blocks_in_sese_region): Declared.
5306 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
5308 2008-04-24 Ira Rosen <irar@il.ibm.com>
5309 Richard Guenther <rguenther@suse.de>
5311 PR tree-optimization/36034
5312 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
5313 incapable of dealing with loads with gaps.
5315 2008-04-24 Rafael Espindola <espindola@google.com>
5317 * tree-flow.h (vrp_evaluate_conditional): Change signature.
5318 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5319 vrp_evaluate_conditional.
5320 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
5321 (vrp_evaluate_conditional): Split the cond argument.
5322 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
5323 (simplify_stmt_for_jump_threading): Update call to
5324 vrp_evaluate_conditional.
5326 2008-04-24 Ira Rosen <irar@il.ibm.com>
5328 PR tree-optimization/35982
5329 * tree-vect-analyze.c (vect_check_interleaving): Check that the
5330 interleaved data-refs are of the same type.
5332 2008-04-24 Danny Smith <dannysmith@users.net>
5334 * c-format.c (check_format_info_main): Use strncmp rather than a
5335 magic prefix to handle multichar length specs.
5336 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
5337 Don't prefix "I64" and "I32" with '\0'.
5339 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5342 * config/i386/i386.c (init_cumulative_args): Don't pass anything
5343 in registers for -m32 only if stdarg_p (fntype).
5345 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
5347 PR rtl-optimization/36006
5348 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
5349 temp to op0 in order to avoid invalid rtx sharing.
5351 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5353 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
5354 check TREE_INVARIANT.
5355 * tree-gimple.c (is_gimple_address): New.
5356 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
5357 * tree-gimple.h (is_gimple_address): New.
5358 * tree.h (decl_address_invariant_p): New.
5359 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
5360 (build_string): Likewise.
5361 (decl_address_invariant_p): New, from is_gimple_invariant_address.
5362 (tree_invariant_p_1): Likewise.
5363 (save_expr): Use it.
5364 (tree_invariant_p): New.
5365 (skip_simple_arithmetic): Use it.
5366 (stabilize_reference_1): Use it.
5367 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
5369 (build1_stat): Drop code to compute TREE_INVARIANT.
5370 (build2_stat): Drop code to compute TREE_INVARIANT.
5371 (build3_stat): Drop code to compute TREE_INVARIANT.
5372 (build4_stat): Drop code to compute TREE_INVARIANT.
5373 (build5_stat): Drop code to compute TREE_INVARIANT.
5374 (build7_stat): Drop code to compute TREE_INVARIANT.
5375 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
5376 * tree.h (struct tree_base): Remove invariant_flag.
5377 (TREE_INVARIANT): Remove.
5378 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
5379 (fold_builtin_expect): Check TREE_CONSTANT.
5380 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
5381 * c-tree.h (c_expr_to_decl): Drop third parameter.
5382 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
5383 (build_c_cast): Don't set TREE_INVARIANT.
5384 (pop_init_level): Don't set TREE_INVARIANT.
5385 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
5386 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
5388 (gimplify_init_constructor): Don't set TREE_INVARIANT.
5389 (gimplify_addr_expr): Adjust comment.
5390 * tree-mudflap.c (mf_build_string):
5391 * print-tree.c (print_node): Don't print TREE_INVARIANT.
5392 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
5393 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
5394 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
5395 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
5396 * langhooks.h (struct lang_hooks): Drop third parameter from
5399 2008-04-23 Richard Guenther <rguenther@suse.de>
5401 PR tree-optimization/27799
5402 PR tree-optimization/32921
5403 PR tree-optimization/32624
5404 * tree-ssa-structalias.c (merge_smts_into): Only merge the
5405 SMTs aliases and the tag itself into the solution.
5406 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
5407 merge the points-to solution back into the SMT aliases.
5408 (may_alias_p): Use alias_set_subset_of instead of
5409 aliases_conflict_p. A pointer which points to
5410 memory with alias set zero may access any variable.
5412 2008-04-23 Richard Guenther <rguenther@suse.de>
5414 * alias.c (alias_set_subset_of): Correctly handle asking
5415 if zero is a subset of an alias set with zero child.
5416 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
5417 (compute_flow_insensitive_aliasing): Correctly walk all
5418 pointers. Do not unnecessarily union sets.
5420 2008-04-23 Richard Guenther <rguenther@suse.de>
5423 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
5425 2008-04-22 Tomas Bily <tbily@suse.cz>
5427 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
5429 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
5431 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
5432 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5433 * tree-inline.c (estimate_num_insns_1): Likewise.
5434 * varasm.c (const_hash_1, compare_constant, copy_constant)
5435 (compute_reloc_for_constant, output_addressed_constants): Likewise.
5436 * emit-rtl.c (component_ref_for_mem_expr)
5437 (set_mem_attributes_minus_bitpos): Likewise.
5438 * expr.c (highest_pow2_factor, expand_expr_real_1, )
5439 (is_aligning_offset): Likewise.
5440 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
5441 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
5442 * dojump.c (do_jump): Likewise.
5443 * builtins.c (get_pointer_alignment, get_memory_rtx)
5444 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
5445 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
5447 2008-04-23 Jakub Jelinek <jakub@redhat.com>
5449 PR rtl-optimization/36017
5450 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
5451 expanding the library call.
5453 2008-04-22 Ian Lance Taylor <iant@google.com>
5455 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
5458 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
5460 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
5461 of LR/CTR moves for Power6.
5463 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5466 * passes.c (init_optimization_passes): Remove
5467 pass_fast_rtl_byte_dce.
5469 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
5472 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
5473 builtin functions to generate faster code.
5474 (_mm_cvtpu16_ps): Ditto.
5475 (_mm_cvtpi32x2_ps): Ditto.
5477 2008-04-22 Nick Clifton <nickc@redhat.com>
5479 * common.opt (ftree-loop-distribution): Add Optimization
5482 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
5483 (frv_expand_builtin_va_start): Likewise.
5485 * config/arm/arm.c (thumb_find_work_register): Fix location of
5486 argument register count.
5488 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5490 Support scheduling for ColdFire V1 and V3 microarchitecture.
5491 Improve scheduling of multiplication instructions.
5493 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
5494 (mac): New instruction attribute.
5495 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
5496 (m68k_sched_mac): New variable.
5497 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
5498 Handle cfv1 and cfv3.
5499 (max_insn_size): New static variable.
5500 (struct _sched_ib): New type.
5501 (sched_ib): New static variable.
5502 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
5503 to fields of 'struct _sched_ib sched_ib'. Update all uses.
5504 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
5506 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
5507 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
5508 new variables. Update.
5509 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5510 Add modeling of cfv3 instruction buffer. Update.
5511 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
5512 * config/m68k/m68k.h (TUNE_CFV3): New macro.
5513 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
5514 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
5515 a particular reservation applies to.
5516 (type2): Reorganize attribute values. Rename alu to alu_reg,
5517 alu_l to alu, move_l to omove. Join move to alu. Split mul
5519 (cf_ib_*): Simplify description of instruction buffer.
5520 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
5521 (cf_mem): Split into cf_mem1 and cf_mem2.
5522 (cf_v2_move_??): Rename to cfv12_alu_??.
5523 (cf_v2_move_l_??): Rename to cfv12_omove_??.
5524 (cf_v2_mul_??): Remove reservations.
5525 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
5526 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
5527 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
5529 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
5530 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
5531 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
5532 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
5533 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
5534 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
5535 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
5536 expansions of the above reservations for instructions of sizes
5539 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5541 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
5543 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
5545 * coverage.c: Include tree-pass.h.
5546 (coverage_counter_alloc): Print da_file_name to the dump file.
5548 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
5550 * sbitmap.c (sbitmap_range_empty_p): New function.
5551 * sbitmap.h (sbitmap_range_empty_p): New function.
5552 * bitmap.h: Now includes obstack.h.
5554 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
5555 Kenneth Zadeck <zadeck@naturalbridge.com>
5557 * dbgcnt.def (ra_byte_scan): Added.
5558 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
5559 when the last hit happens for a counter.
5560 * timevar.def (TV_DF_BYTE_LR): New variable.
5561 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
5562 * passes.c (pass_fast_rtl_byte_dce): New pass.
5563 * fwprop.c (update_df): Added mode to call df_ref_create.
5564 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5565 DF_REF_EXTRACT_OFFSET.
5566 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
5567 DF_BYTE_LR_OUT, df_byte_lr): New macro.
5569 (df_ref_extract): Added mode field.
5570 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
5571 DF_REF_EXTRACT_OFFSET.
5572 (DF_REF_EXTRACT_MODE): New macro.
5573 (df_byte_lr_bb_info): New structure.
5574 (df_print_byte_regset, df_compute_accessed_bytes,
5575 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
5576 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
5577 df_byte_lr_simulate_uses,
5578 df_byte_lr_simulate_artificial_refs_at_top,
5579 df_byte_lr_simulate_artificial_refs_at_end,
5580 df_compute_accessed_bytes): New function.
5581 (df_ref_create): Add parameter.
5582 (df_byte_lr_get_bb_info): New inline function.
5583 * df-scan.c (df_ref_record, df_uses_record,
5584 df_ref_create_structure): Added mode parameter.
5585 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
5586 df_defs_record, df_uses_record, df_get_conditional_uses,
5587 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
5588 df_entry_block_defs_collect, df_exit_block_uses_collect):
5589 Added mode parameter to calls to df_ref_record, df_uses_record,
5590 df_ref_create_structure.
5591 (df_ref_equal_p, df_ref_compare): Added test for modes.
5592 (df_ref_create_structure): Added code to set mode. Renamed
5593 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5594 DF_REF_EXTRACT_OFFSET.
5595 * df-core.c (df_print_byte_regset): New function.
5596 * df-byte-scan.c: New file.
5597 * df-problems.c (df_rd_transfer_function): Removed unnecessary
5598 calls to BITMAP_FREE.
5599 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
5600 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
5601 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
5602 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
5603 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
5604 df_byte_lr_local_compute, df_byte_lr_init,
5605 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
5606 df_byte_lr_transfer_function, df_byte_lr_free,
5607 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
5608 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
5609 df_byte_lr_simulate_uses,
5610 df_byte_lr_simulate_artificial_refs_at_top,
5611 df_byte_lr_simulate_artificial_refs_at_end): New function.
5612 * dce.c (byte_dce_process_block): New function.
5613 (dce_process_block): au is now passed in rather than computed
5614 locally. Changed loops that look at artificial defs to not look
5615 for conditional or partial ones, because there never are any.
5616 (fast_dce): Now is able to drive byte_dce_process_block or
5617 dce_process_block depending on the kind of dce being done.
5618 (rest_of_handle_fast_dce): Add parameter to fast_dce.
5619 (rest_of_handle_fast_byte_dce): New function.
5620 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
5621 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
5623 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
5626 * gcc.h: Added fortran options that take arguments to
5627 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
5630 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
5632 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
5633 scalarization if on the LHS and not a full access.
5635 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5637 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
5639 2008-04-18 Rafael Espindola <espindola@google.com>
5641 * tree-vrp.c (find_case_label_index): Fix the binary search.
5642 (find_case_label_range): New.
5643 (vrp_visit_switch_stmt): Use find_case_label_range.
5644 (simplify_switch_using_ranges): Use find_case_label_range.
5646 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
5648 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
5649 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
5651 2008-04-18 Tom Tromey <tromey@redhat.com>
5654 * doc/cpp.texi (Implementation-defined behavior): Mention
5657 2008-04-18 Ian Lance Taylor <iant@google.com>
5659 * fold-const.c (pointer_may_wrap_p): New static function.
5660 (fold_comparison): Add another test for pointer overflow. Use
5661 pointer_may_wrap_p to disable some false positives.
5663 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
5665 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
5666 (fname_as_string): Match updated cpp_interpret_string prototype.
5667 (fix_string_type): Support char16_t* and char32_t*.
5668 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
5669 derivative) nodes. Register as builtin if C++0x.
5670 (c_parse_error): Support CPP_CHAR{16,32}.
5671 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
5672 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
5673 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
5674 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
5675 CTI_CHAR32_ARRAY_TYPE>: New elements.
5676 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
5677 char32_type_node, signed_char32_type_node, char16_array_type_node,
5678 char32_array_type_node): New defines.
5679 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
5680 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
5681 (lex_string): Support CPP_STRING{16,32}, match updated
5682 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
5683 (lex_charconst): Support CPP_CHAR{16,32}.
5684 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
5685 and CPP_STRING{16,32}.
5687 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
5690 * aclocal.m4: Regenerate.
5691 * configure: Regenerate.
5693 2008-04-18 Jan Hubicka <jh@suse.cz>
5695 * except.c (dw2_size_of_call_site_table,
5696 sjlj_size_of_call_site_table): Use vector API for call_site_record.
5698 * cgraphbuild.c (build_cgraph_edges): Update.
5699 * tree-pass.h: Update comment.
5700 * final.c (leaf_function_p): Update.
5701 (leaf_renumber_regs): Update.
5702 (rest_of_clean_state): Update.
5703 * omp-low.c (expand_omp_parallel): Update.
5704 * ipa-reference.c (analyze_function): Update.
5705 * reorg.c (find_end_label): Update.
5706 (optimize_skip): Update.
5707 (fill_simple_delay_slots): Update.
5708 (fill_simple_delay_slots): Update.
5709 (make_return_insns): Update.
5710 (dbr_schedule): Update.
5711 * gimple-low.c (record_vars_into): Update.
5712 * cfgbuild.c (make_edges): Update.
5713 * function.c (assign_stack_local): Update.
5714 (assign_parm_adjust_stack_rtl): Update.
5715 (locate_and_pad_parm): Update.
5716 (allocate_struct_function): Do not initialize stack_alignment_needed
5717 and preferred_stack_boundary here.
5718 (stack_protect_prologue): Update.
5719 (stack_protect_epilogue): Update.
5720 (expand_function_start): Initialize stack_alignment_needed,
5721 preferred_stack_boundary and max_jumptable_ents.
5722 (expand_function_end): Update.
5723 (free_after_compilation): Do not NULLify epilogue_delay_list.
5724 * function.h (struct rtl_data): Add stack_protect_guard,
5725 stack_alignment_needed,
5726 preferred_stack_boundary, epilogue_delay_list.
5727 (struct function): Remove value_histograms, stack_alignment_needed,
5728 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
5730 unexpanded_var_list, stack_protect_guard.
5731 (current_function_epilogue_delay_list): Remove.
5732 * ipa-type-escape.c (analyze_function): Update.
5733 * gimplify.c (pop_gimplify_context): Update comment.
5734 * calls.c (expand_call): Update.
5735 (emit_library_call_value_1): Update.
5736 * except.c (set_nothrow_function_flags): Update.
5737 * cfgexpand.c (get_decl_align_unit): Update.
5738 (create_stack_guard): Update.
5739 (estimated_stack_frame_size): Update.
5740 (expand_used_vars): Update.
5741 (tree_expand_cfg): Free histogram earliers, init expansion variables.
5742 * explow.c (allocate_dynamic_stack_space): Update.
5743 * tree-ssa-live.c (remove_unused_locals): Update.
5744 * varasm.c (mark_constant_pool): Update.
5745 * tree-inline.c (remap_decls): Update.
5746 (initialize_cfun): Update.
5747 (declare_return_variable): Update.
5748 (inline_forbidden_p): Update.
5749 (expand_call_inline): Update.
5750 (declare_inline_vars): Update.
5751 (tree_function_versioning): Update.
5752 * tree-flow.h (value_histograms): New.
5753 (VALUE_HISTOGRAMS): New macro.
5754 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
5756 * tree-cfg.c (set_bb_for_stmt): Update.
5757 (replace_by_duplicate_decl): Update.
5758 (move_block_to_fn): Update.
5759 (new_label_mapper): Update.
5760 (dump_function_to_file): Update.
5761 * ipa-struct-reorg.c (build_data_structure): Update.
5762 * cfgrtl.c (print_rtl_with_bb): Update.
5763 * reload1.c (reload): Update.
5765 * config/i386/i386.c (setup_incoming_varargs_64,
5766 ix86_compute_frame_layout): Update.
5767 * config/arc/arc.c (arc_output_function_epilogue): Update.
5769 2008-04-18 Marius Strobl <marius@FreeBSD.org>
5771 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
5772 for FreeBSD as well.
5773 * gthr-posix95.h: Likewise.
5775 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
5777 PR rtl-optimization/35838
5778 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
5779 out the byte offset of the first subreg.
5781 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
5783 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
5784 to split_ti instead of three separate calls with single member arrays.
5785 (subti3 splitter): Ditto.
5786 (adddi3 splitter): Ditto with split_di.
5787 (subdi3 splitter): Ditto.
5788 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
5789 two separate calls with single member arrays. Swap match_dup
5790 operands 1 and 2 to better fit into the array.
5791 (negdi2 splitter): Ditto with split_di.
5792 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
5793 two separate calls with single member arrays. Swap match_dup operands
5794 6 and 7 to better fit into the array.
5796 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
5798 * config/i386/i386.c (sse_builtin_type): New.
5799 (bdesc_sse_args): Likewise.
5800 (bdesc_sse_3arg): Removed.
5801 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5802 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
5803 IX86_BUILTIN_ROUNDPS.
5804 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
5805 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
5806 IX86_BUILTIN_ROUNDPS.
5807 (ix86_expand_sse_4_operands_builtin): Removed.
5808 (ix86_expand_sse_operands_builtin): New.
5809 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
5810 and CODE_FOR_sse4_1_roundps.
5811 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5812 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
5814 2008-04-17 Alan Modra <amodra@bigpond.net.au>
5817 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
5818 regs before frame pop when needed. If use_backchain_to_restore_sp
5819 then load backchain into a temp reg to restore vr and vrsave. Add
5820 code to restore vr after frame pop if possible.
5822 2008-04-17 Richard Guenther <rguenther@suse.de>
5824 * tree-vn.c (expressions_equal_p): Do not check type
5825 equality or compatibility before calling operand_equal_p.
5826 * fold-const.c (operand_equal_p): Check equivalence of
5827 integer constants before bailing out due to signedness or
5828 precision differences.
5829 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
5830 spurious differences in type qualification. Ignore types
5831 for COMPONENT_REFs at all.
5833 2008-04-17 Christian Bruel <christian.bruel@st.com>
5835 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
5836 msw_skip comparison.
5838 2008-04-16 Jakub Jelinek <jakub@redhat.com>
5841 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
5844 PR tree-optimization/35899
5845 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
5846 rather than TREE_OPERAND.
5848 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
5851 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
5852 temporary registers. Change operand predicate to general_operand.
5853 (remainderxf3): Ditto.
5855 2008-04-16 Richard Guenther <rguenther@suse.de>
5857 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
5858 * tree-affine.c (aff_combination_expand): Look through some
5861 2008-04-15 Doug Kwan <dougkwan@google.com>
5863 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
5865 * tree-pretty-print.c (dump_generic_node): Ditto.
5866 * final.c (output_addr_const): Ditto.
5867 * dwarf2out.c (output_cfi): Ditto.
5868 * c-pretty-print.c (pp_c_integer_constant): Ditto.
5869 * print-rtl.c (print_rtx): Ditto.
5870 * print-tree.c (print_node_brief, print_node): Ditto.
5871 * c-common.c (match_case_to_enum_1): Ditto.
5872 * sched-vis.c (print_value): Ditto.
5873 * config/i386/i386.c (print_operand): Cast to long unsigned int
5876 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
5877 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
5878 MS Windows VirtualProtect function.
5880 2008-04-15 Jan Hubicka <jh@suse.cz>
5882 * gengtype.c (write_root): Param_is argument is OK.
5883 * expr.c (expand_expr_real_1): Update call of get_exception_*.
5884 * function.h: Include varray.h
5885 (rtl_eh): New stucture based on except.c one.
5886 (call_site_record): New forward declaration and vector type.
5887 * calls.c (emit_call_1): Do not call
5888 note_current_region_may_contain_throw.
5889 * except.c (eh_status): Remove cur_region, try_region since they are
5891 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
5892 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
5893 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
5894 Remove call_site_data_used, call_site_data_size.
5895 Turn call_site_record into vector in function.h.
5896 (note_current_region_may_contain_throw): Remove.
5897 (get_exception_pointer, get_exception_filter): Do not take struct
5898 function argument; update.
5899 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
5900 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
5901 build_post_landing_pads, dw2_build_landing_pads,
5902 sjlj_assign_call_site_values, sjlj_mark_call_sites,
5903 sjlj_emit_function_enter, sjlj_emit_function_enter,
5904 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
5905 sjlj_build_landing_pads, finish_eh_generation,
5906 remove_exception_handler_label, remove_eh_handler,
5907 maybe_remove_eh_handler, add_reachable_handler,
5908 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
5909 add_action_record, collect_one_action_chain, add_call_site,
5910 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
5911 sjlj_output_call_site_table, output_function_exception_table,
5912 * except.h (note_current_region_may_contain_throw): Remove
5913 (get_exception_pointer, get_exception_filter): Do not take struct
5915 * Makefile.in (GTFILES): Put varargs before struct function.
5917 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5919 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
5920 punt for STRING_CST.
5921 (get_constraint_for): Deal with STRING_CST here instead.
5923 2008-04-15 Richard Guenther <rguenther@suse.de>
5925 * tree-ssa-propagate.c (substitute_and_fold): Substitute
5926 statements in a basic-block with a backward walk. Do not
5927 substitute into dead statements but instead remove those.
5929 2008-04-15 Richard Guenther <rguenther@suse.de>
5931 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
5932 to zero, thus disable creation of SFTs.
5934 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5936 * tree-predcom.c (suitable_reference_p): Return false if the
5937 reference can throw.
5939 2008-04-15 Jakub Jelinek <jakub@redhat.com>
5942 * c-decl.c (finish_decl): If extern or static var has variable
5943 size, set TREE_TYPE (decl) to error_mark_node.
5945 2008-04-15 Rafael Espindola <espindola@google.com>
5947 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
5950 2008-04-15 Richard Guenther <rguenther@suse.de>
5952 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
5953 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
5954 (visit_reference_op_load): Do walk vuse-vdef chains on
5955 vn_reference_lookup.
5956 (visit_reference_op_store): But do not here.
5957 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
5958 vn_reference_lookup.
5959 (vn_lookup_with_vuses): But do so here.
5961 2008-04-14 Ian Lance Taylor <iant@google.com>
5963 * fold-const.c (fold_overflow_warning): Remove assertion.
5965 2008-04-15 Ben Elliston <bje@au.ibm.com>
5967 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
5968 temp1 local variables.
5970 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
5973 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
5974 ".text.unlikely" section as executable.
5976 2008-04-14 James E. Wilson <wilson@tuliptree.org>
5978 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5979 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
5980 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
5981 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
5982 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
5983 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
5984 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
5986 2008-04-14 Ian Lance Taylor <iant@google.com>
5988 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
5989 * fold-const.c (fold_comparison): If appropriate, test
5990 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
5991 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
5992 reassociating a pointer type.
5993 * doc/invoke.texi (Optimize Options): Document that
5994 -fstrict-overflow applies to pointer wraparound.
5996 2008-04-13 Jan Hubicka <jh@suse.cz>
5998 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
6000 2008-04-12 Andrew Pinski <pinskia@gmail.com>
6002 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
6003 we are going to "save the world".
6005 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
6007 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
6008 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
6009 operand 0 constraint, not "=".
6011 2008-04-11 James E. Wilson <wilson@tuliptree.org>
6013 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
6015 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6017 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
6018 of size of positions_needed * CHAR_BIT.
6020 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6023 * dse.c (store_info): Change positions_needed to unsigned
6025 (lowpart_bitmask): New.
6026 (record_store): Cast to unsigned HOST_WIDE_INT for
6027 positions_needed. Assert width <= size of positions_needed *
6028 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
6029 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
6030 lowpart_bitmask to set mask.
6032 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6034 * config/bfin/constraints.md: New file.
6035 * config/bfin/bfin.md: Include it.
6036 (adddi3): Use satisfies_constraint functions instead of the old macros.
6037 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
6038 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
6039 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
6040 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
6041 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
6042 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
6043 EXTRA_CONSTRAINT): Delete.
6044 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
6045 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
6047 * config/bfin/bfin.c: Include "tm-constrs.h".
6048 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
6049 Use satisfies_constraint functions instead of the old macros.
6050 * doc/md.texi (Blackfin Constraints): Update file name reference.
6052 2008-04-11 Richard Guenther <rguenther@suse.de>
6054 PR tree-optimization/35869
6055 * tree-vrp.c (execute_vrp): Move switch statement update after
6056 jump threading. Schedule another cfg cleanup run.
6058 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
6061 * attribs.c (decl_attributes): Return early on errorneous node.
6063 2008-04-10 Oleg Ryjkov <olegr@google.com>
6065 * tree.h (struct tree_base): Added a new flag default_def_flag.
6066 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
6068 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
6070 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
6072 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6075 * pa.md: Define mode iterator P. Define mode attribute dwc.
6076 (dcacheflush): Update pattern to use iterator P and attribute dwc.
6077 (icacheflush): Likewise.
6078 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
6079 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
6081 2008-04-11 Ben Elliston <bje@au.ibm.com>
6083 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
6085 2008-04-10 Rafael Espindola <espindola@google.com>
6087 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
6088 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
6089 (extract_range_from_expr): The same.
6091 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
6093 * config/mips/mips.md (GPR2): New mode iterator.
6095 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
6096 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
6097 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
6098 Rewrite these to take two modes, the mode of comparison and the
6099 mode of the destination.
6100 * config/mips/mips.c (mips_expand_scc): Instead of having
6101 paradoxical subreg as destination, expand "narrowing" scc if mode
6102 of comparison is SI and target is requested in DI mode.
6103 (mips_emit_int_order_test): Update comment. Make mode of
6104 comparison match CMP0 rather than TARGET. When creating inverse
6105 target use mode of TARGET.
6107 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
6109 * gcov-dump.c (tag_summary): Only print summaries for the first
6110 GCOV_COUNTERS_SUMMABLE counters.
6112 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
6114 * config/i386/i386.md (absneg): New code iterator.
6115 (absnegprefix): New code attribute.
6116 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
6117 patterns using absneg code iterator.
6118 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
6119 using absneg code iterator.
6120 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
6121 *neg<mode>2 patterns using absneg code iterator.
6122 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
6123 *negextendsfdf2 patterns using absneg code iterator.
6124 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
6125 *negextendsfxf2 patterns using absneg code iterator.
6126 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
6127 *negextendsfdf2 patterns using absneg code iterator.
6128 * config/i386/sse.md (<code><mode>2): Macroize expander from
6129 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
6131 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
6133 * config/s390/s390.h: Remove the remains of the recent search
6134 & replace action of current_function_outgoing_args_size.
6136 2008-04-10 Ira Rosen <irar@il.ibm.com>
6138 PR tree-optimization/35821
6139 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
6140 NEW_STMT_LIST is not NULL.
6142 2008-04-09 David Edelsohn <edelsohn@gnu.org>
6145 * toplev.c (process_options): Remove -ffunction-sections debugging
6148 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
6150 PR middle-end/PR28690
6151 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
6152 than gen_rtx_fmt_ee to perform more canonicalizations.
6154 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6157 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
6159 2008-04-09 Richard Guenther <rguenther@suse.de>
6161 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
6162 (dump_function_to_file): Dump function arguments with types.
6164 2008-04-08 Richard Guenther <rguenther@suse.de>
6166 * fold-const.c (fold_widened_comparison): Do not allow
6167 sign-changes that change the result.
6169 2008-04-08 Janis Johnson <janis187@us.ibm.com>
6172 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
6173 kinds of indirect references.
6175 2008-04-08 David Edelsohn <edelsohn@gnu.org>
6177 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
6178 GNU Fortran language string.
6180 2008-04-08 Rafael Espindola <espindola@google.com>
6182 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
6183 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
6184 * tree.h (tree_call_nonnegative_warnv_p): New.
6186 2008-04-08 Jan Hubicka <jh@suse.cz>
6188 * function.c (free_after_compilation): Clear out regno_reg_rtx
6191 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
6194 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
6196 PR middle-end/PR28690
6197 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
6198 same precedence as REG_POINTER and MEM_POINTER operands.
6200 2008-04-08 Richard Guenther <rguenther@suse.de>
6203 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
6204 for adding index to base.
6206 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
6208 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
6209 (MINGW_ENABLE_EXECUTE_STACK): New.
6210 (IN_LIBGCC2): For libgcc include windows.h file for
6211 function declarations.
6213 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
6215 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
6216 and tem2 if tem1 is not a REG or MULT.
6218 2008-04-08 Jan Hubicka <jh@suse.cz>
6220 * function.h (incomming_args): Break out of struct function.
6221 (function_subsections): Break out of struct function.
6222 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
6223 return_rtx and hard_reg_initial_vals from struct function.
6224 Kill inl_max_label_num.
6225 (current_function_pops_args, current_function_args_info,
6226 current_function_args_size, current_function_args_size,
6227 current_function_pretend_args_size,
6228 current_function_outgoing_args_size,
6229 current_function_internal_arg_pointer, current_function_return_rtx):
6230 Kill compatibility accestor macros.
6231 * builtins.c (expand_builtin_apply_args_1): Update.
6232 (expand_builtin_next_arg): Update.
6233 * df-scan.c (df_get_call_refs): Update.
6234 * dbxout.c (dbxout_function_end): Update.
6235 * dwarf2out.c (dwarf2out_switch_text_section): Update.
6236 (output_line_info): Update.
6237 (secname_for_decl): Update.
6238 (dwarf2out_var_location): Update.
6239 * function.c (free_after_compilation): Update.
6240 (assign_parm_find_stack_rtl): Update.
6241 (assign_parms): Update.
6242 (expand_dummy_function_end): Update.
6243 (expand_function_end): Update.
6244 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
6245 (expand_call): Update.
6246 (emit_library_call_value_1): Update.
6247 (store_one_arg): Update.
6248 * varasm.c (initialize_cold_section_name): Update.
6249 (unlikely_text_section): Update.
6250 (unlikely_text_section_p): Update.
6251 (assemble_start_function): Update.
6252 (assemble_end_function): Update.
6253 (default_section_type_flags): Update.
6254 (switch_to_section): Update.
6255 * integrate.c (set_decl_abstract_flags): Update.
6256 (get_hard_reg_initial_val): Update.
6257 (has_hard_reg_initial_val): Update.
6258 (allocate_initial_values): Update.
6259 * resource.c (init_resource_info): Update.
6260 * config/alpha/alpha.c (NUM_ARGS): Update.
6261 (direct_return): Update.
6262 (alpha_va_start): Update.
6263 (alpha_sa_size): Update.
6264 (alpha_initial_elimination_offset): Update.
6265 (alpha_expand_prologue): Update.
6266 (alpha_start_function): Update.
6267 (alpha_expand_epilogue): Update.
6268 (unicosmk_initial_elimination_offset):
6269 * config/alpha/alpha.md (call expander): Update.
6270 * config/s390/s390.c (s390_register_info): Update.
6271 (s390_register_info): Update.
6272 (s390_frame_info): Update.
6273 (s390_initial_elimination_offset): Update.
6274 (s390_build_builtin_va_list): Update.
6275 (s390_va_start): Update.
6276 * config/spu/spu.c (direct_return): Update.
6277 (spu_expand_prologue): Update.
6278 (spu_initial_elimination_offset): Update.
6279 (spu_build_builtin_va_list): Update.
6280 (spu_va_start): Update.
6281 * config/sparc/sparc.c (sparc_init_modes): Update.
6282 (sparc_compute_frame_size): Update.
6283 (function_value): Update.
6284 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
6285 * config/i386/i386.md (return expander): Update.
6286 * config/i386/i386.c (ix86_va_start): Update.
6287 (ix86_can_use_return_insn_p): Update.
6288 (ix86_compute_frame_layout): Update.
6289 (ix86_expand_epilogue): Update.
6290 * config/sh/sh.c (output_stack_adjust): Update.
6291 (calc_live_regs): Update.
6292 (sh_expand_prologue): Update.
6293 (sh_builtin_saveregs): Update.
6294 (sh_va_start): Update.
6295 (initial_elimination_offset): Update.
6296 (sh_allocate_initial_value): Update.
6297 (sh_function_ok_for_sibcall): Update.
6298 (sh_get_pr_initial_val): Update.
6299 * config/sh/sh.md (return expander): Update.
6300 * config/avr/avr.c (frame_pointer_required_p): UPdate.
6301 * config/crx/crx.c (crx_compute_frame): UPdate.
6302 (crx_initial_elimination_offset): UPdate.
6303 * config/xtensa/xtensa.c (compute_frame_size): Update
6304 (xtensa_builtin_saveregs): Update.
6305 (xtensa_va_start): Update.
6306 (order_regs_for_local_alloc): Update.
6307 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
6308 (xstormy16_expand_builtin_va_start): Update.
6309 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
6310 * config/m68hc11/m68hc11.md (return expanders): Update.
6311 * config/m68hc11/m68hc11.c (expand_prologue): Update.
6312 (expand_epilogue): Update.
6313 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
6314 (cris_simple_epilogue): Update.
6315 (cris_expand_prologue): Update.
6316 (cris_expand_epilogue): Update.
6317 * config/iq2000/iq2000.c (iq2000_va_start): Update.
6318 (compute_frame_size): Update.
6319 * config/mt/mt.c (mt_compute_frame_size): Update.
6320 * config/mn10300/mn10300.c (expand_prologue): Update.
6321 (expand_epilogue): Update.
6322 (initial_offset): Update.
6323 (mn10300_builtin_saveregs):
6324 * config/mn10300/mn10300.md (return expander): Update.
6325 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6326 (ia64_initial_elimination_offset): Update.
6327 (ia64_initial_elimination_offset): Update.
6328 (ia64_expand_prologue): Update.
6329 * config/m68k/m68k.md (return expander): Update.
6330 * config/rs6000/rs6000.c (rs6000_va_start): Update.
6331 (rs6000_stack_info): Update.
6332 * config/mcore/mcore.c (layout_mcore_frame): Update.
6333 (mcore_expand_prolog): Update.
6334 * config/arc/arc.c (arc_compute_frame_size): Update.
6335 * config/score/score3.c (score3_compute_frame_size): Update.
6336 * config/score/score7.c (score7_compute_frame_size): Update.
6337 * config/arm/arm.c (use_return_insn): Update.
6338 (thumb_find_work_register): Update.
6339 (arm_compute_save_reg_mask): Update.
6340 (arm_output_function_prologue): Update.
6341 (arm_output_epilogue): Update.
6342 (arm_size_return_regs): Update.
6343 (arm_get_frame_offsets): Update.
6344 (arm_expand_prologue): Update.
6345 (thumb_exit): Update.
6346 (thumb_unexpanded_epilogue): Update.
6347 (thumb1_output_function_prologue): Update.
6348 * config/pa/pa.md (return expander): Update.
6349 * config/pa/pa.c (compute_frame_size): Update.
6350 (hppa_builtin_saveregs): Update.
6351 * config/mips/mips.c (mips_va_start): Update.
6352 (mips16_build_function_stub): Update.
6353 (mips_compute_frame_info): Update.
6354 (mips_restore_gp): Update.
6355 (mips_output_function_prologue): Update.
6356 (mips_expand_prologue): Update.
6357 * config/v850/v850.c (compute_frame_size): Update.
6358 (expand_prologue): * config/mmix/mmix.c (along): update.
6359 (mmix_initial_elimination_offset): update.
6360 (mmix_reorg): update.
6361 (mmix_use_simple_return): update.
6362 (mmix_expand_prologue): update.
6363 (mmix_expand_epilogue): Update.
6364 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
6365 (emit_link_insn): Update.
6367 2008-04-08 Anatoly Sokolov <aesok@post.ru>
6369 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
6370 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
6372 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
6375 2008-04-07 Jan Hubicka <jh@suse.cz>
6377 * function.h (rtl): Rename to x_rtl.
6379 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6380 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6381 used_temp_slots avail_temp_slots, temp_slot_level,
6382 nonlocal_goto_handler_labels): Update accesstors.
6383 (rtl): New global variable.
6384 (struct function): Move some fileds to rtl_data.
6385 (get_arg_pointer_save_area): Update prototype.
6386 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6387 get_arg_pointer_save_area.
6388 * expr.c (init_expr): Update
6389 * function.c (get_frame_size): Update
6390 (assign_stack_local): Update
6391 (expand_function_end): Update.
6392 (get_art_pointer_save_area): Update
6394 * emit-rtl.c (rtl): Declare.
6395 (regno_reg_rtx): Declare.
6396 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6398 (gen_reg_rtx): Update.
6399 * varasm.c (n_deferred_constatns): Update accestor.
6400 (init_varasm_status): Do not allocate varasm_status.
6401 (force_const_mem, get_pool_size, output_constant_pool): Update.
6402 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6403 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6404 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
6405 * sparc/sparc.h (INIT_EXPANDERS): Update.
6406 * ia64/ia64.h (INIT_EXPANDERS): Update.
6408 2008-04-07 James E. Wilson <wilson@tuliptree.org>
6410 * reload.c (push_secondary_reload): Add missing break to for loop.
6412 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
6414 PR middle-end/PR28690
6415 * rtlanal.c: Update copyright years.
6416 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
6417 as REG_POINTER and MEM_POINTER operands.
6418 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
6419 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
6420 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
6421 * gcse.c: Update copyright years.
6422 (pre_delete): Call gen_reg_rtx_and_attrs.
6423 (hoist_code): Likewise.
6424 (build_store_vectors): Likewise.
6425 (delete_store): Likewise.
6426 * loop-invariant.c (move_invariant_reg): Likewise.
6427 Update copyright years.
6429 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
6431 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
6432 control string instead of quoted.
6434 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
6436 * doc/rtl.texi: Rewrite of subreg section.
6438 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
6441 * config/i386/i386.c (legitimize_pic_address): Add treating
6442 of dllimport SYM_REF's.
6443 (legitimize_dllimport_symbol): Add prototype.
6445 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6447 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
6448 reference in constructor with non self-referential type.
6450 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6452 Removal of Return with Depressed Stack Pointer support
6453 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
6454 (ECF_SP_DEPRESSED): Likewise.
6455 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
6456 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
6457 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6458 (expand_call): Do not test ECF_SP_DEPRESSED.
6459 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6460 * function.c (keep_stack_depressed): Delete.
6461 (handle_epilogue_set): Likewise.
6462 (update_epilogue_consts): Likewise.
6463 (emit_equiv_load): Likewise.
6464 (thread_prologue_and_epilogue_insns): Remove support for Return with
6465 Depressed Stack Pointer.
6466 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6468 2008-04-06 Richard Guenther <rguenther@suse.de>
6470 PR tree-optimization/35400
6471 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
6472 information from SSA_NAMEs.
6474 2008-04-06 Anatoly Sokolov <aesok@post.ru>
6476 * config/avr/avr.h (avr_mega_p): Remove declaration.
6477 (AVR_MEGA): Remove macro.
6478 * config/avr/avr.c (avr_mega_p): Remove variable.
6479 (avr_override_options): Remove inicializion of avr_mega_p.
6480 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6481 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6482 (avr_jump_mode): (Ditto.).
6483 (avr_output_progmem_section_asm_op): (Ditto.).
6484 (avr_asm_init_sections): (Ditto.).
6485 (avr_asm_init_sections): (Ditto.).
6486 (avr_rtx_costs): (Ditto.).
6487 * config/avr/avr.md: (Ditto.).
6488 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
6491 2008-04-06 Richard Guenther <rguenther@suse.de>
6493 PR tree-optimization/35842
6494 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
6495 is_gimple_invariant_address.
6497 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6499 * gcc.c (default_compilers): Sync Fortran extensions list with
6500 that in fortran/lang-specs.h.
6501 * doc/invoke.texi: Likewise.
6502 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
6503 * dwarf2out.c (gen_compile_unit_die): Likewise.
6505 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
6507 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
6509 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
6512 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
6513 attribute is used for nested functions.
6515 2008-04-05 Jan Hubicka <jh@suse.cz>
6517 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
6519 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
6521 (dump_files): Update.
6522 (enable_rtl_dump_file): Do not accept letter argument.
6523 * tree-pass.h (dump_file_info): Remove letter argument.
6524 * toplev.c (decode_d_option): Update -da handling.
6525 * toplev.h (enable_rtl_dump_file): Update prototype.
6526 * passes.c (register_one_dump_file): Do not accept IPA argument; work
6527 it out based on pass type.
6528 (register_dump_files_1): Likewise.
6529 (init_optimization_passes): Update register_one_dump_file calls.
6530 (execute_one_pass): Sanity check that IPA passes are called at IPA
6531 level and RTL passes at RTL level.
6532 (execute_pass_list): IPA pass can not be after or subpass of
6534 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
6535 disallov RTL subpasses of IPA subpasses.
6537 2008-04-05 Ben Elliston <bje@au.ibm.com>
6539 * tree-cfg.c (need_fake_edge_p): Return false for calls to
6540 builtins that return exactly once and do not throw. Cache call to
6543 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
6545 PR rtl-optimization/34916
6547 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
6548 between instruction pairs.
6550 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
6552 * doc/invoke.texi: Document -mbitops for SH.
6553 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
6554 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
6555 * config/sh/sh.c (print_operand): Add %t operand code.
6556 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
6557 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
6558 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
6559 (extendqihi2): Likewise.
6560 (movqi_i): Likewise.
6561 (insv): Use bset, bclr and bst instructions for SH2A if possible.
6562 (extv): Use bld instruction for SH2A if possible.
6564 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
6565 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
6566 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
6567 (bset.b, bclr.b): Define peepholes.
6568 * config/sh/sh.opt (mbitops): New option.
6570 2008-04-04 Janis Johnson <janis187@us.ibm.com>
6573 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
6574 and view convert expression.
6576 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6579 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
6581 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
6583 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
6585 * config/i386/cpuid.h (bit_AES): New.
6586 (bit_PCLMUL): Likewise.
6588 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
6589 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
6590 SSE2 if AES or PCLMUL is enabled.
6591 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
6592 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6593 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
6594 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
6595 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
6596 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
6597 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6598 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
6599 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
6600 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
6601 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
6602 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
6603 __builtin_ia32_aeskeygenassist128 and
6604 __builtin_ia32_pclmulqdq128.
6605 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
6606 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
6607 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
6609 * config/i386/i386.h (TARGET_AES): New.
6610 (TARGET_PCLMUL): Likewise.
6611 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
6613 * config/i386/i386.md (UNSPEC_AESENC): New.
6614 (UNSPEC_AESENCLAST): Likewise.
6615 (UNSPEC_AESDEC): Likewise.
6616 (UNSPEC_AESDECLAST): Likewise.
6617 (UNSPEC_AESIMC): Likewise.
6618 (UNSPEC_AESKEYGENASSIST): Likewise.
6619 (UNSPEC_PCLMUL): Likewise.
6621 * config/i386/i386.opt (maes): New.
6622 (mpclmul): Likewise.
6624 * config/i386/sse.md (aesenc): New pattern.
6625 (aesenclast): Likewise.
6627 (aesdeclast): Likewise.
6629 (aeskeygenassist): Likewise.
6630 (pclmulqdq): Likewise.
6632 * config/i386/wmmintrin.h: New.
6634 * doc/extend.texi: Document AES and PCLMUL built-in function.
6636 * doc/invoke.texi: Document -maes and -mpclmul.
6638 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
6640 * function.c (free_after_parsing): Replace with
6641 cxx_push_function_context from C++ front-end.
6642 (allocate_struct_function): Don't call langhook.
6643 * langhooks.h (struct lang_hooks_for_functions): Delete.
6644 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
6646 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
6647 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
6648 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
6649 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
6650 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
6651 remove LANG_HOOKS_FUNCTION_INITIALIZER.
6652 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
6654 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
6655 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
6657 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6660 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
6663 2008-04-04 Richard Guenther <rguenther@suse.de>
6666 * fold-const.c (optimize_minmax_comparison): Use the correct
6667 type for the constant in the simplified comparison.
6669 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
6671 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
6672 Pass L2 size as "--param l2-cache-size" to the compiler.
6673 (decode_l2_cache): New function to decode L2 cache parameters using
6674 0x8000006 extended cpuid function.
6675 (detect_caches_amd): Determine parameters of L2 cache using
6676 decode_l2_caches function.
6677 (decode_caches_intel): Decode L2 cache parameters.
6678 (detect_caches_intel): Determine L2 cache parameters using
6679 decode_caches_intel and decode_l2_caches functions.
6681 2008-04-03 Bob Wilson <bob.wilson@acm.org>
6683 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
6684 secondary input reload for subword loads from the constant pool.
6686 2008-04-03 Janis Johnson <janis187@us.ibm.com>
6689 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
6690 constants of the appropriate size for runtime calculations.
6693 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
6694 decimal-float literal constant zero.
6696 2008-04-03 Jakub Jelinek <jakub@redhat.com>
6699 * c-parser.c (c_parser_omp_atomic): Call
6700 default_function_array_conversion on the RHS.
6703 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
6704 call is_variable_sized if decl has incomplete type.
6706 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
6708 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
6710 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
6712 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
6714 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
6715 (sgt<u>): Merge sgt and sgtu into new expander.
6716 (sgt, sgtu): Remove expanders.
6717 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
6718 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
6719 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
6720 *sgtu_<mode>_mips16 into new pattern.
6721 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
6722 (sge<u>): Merge sge and sgeu into new expander.
6723 (sge, sgeu): Remove expanders.
6724 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
6726 (*sge_<mode>, second *sge_<mode>): Remove patterns.
6727 (slt<u>): Merge slt and sltu into new expander.
6728 (slt, sltu): Remove expanders.
6729 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
6730 (*slt_<mode>, *sltu_<mode>): Remove patterns.
6731 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
6732 *sltu_<mode>_mips16 into new pattern.
6733 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
6734 (sle<u>): Merge sle and sleu into new expander.
6735 (sle, sleu): Remove expanders.
6736 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
6737 (*sle_<mode>, *sleu_<mode>): Remove patterns.
6738 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
6739 *sleu_<mode>_mips16 into new pattern.
6740 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
6742 2008-04-03 Jan Hubicka <jh@suse.cz>
6744 PR tree-optimization/35795
6745 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
6746 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6747 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6748 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6749 * score/score3.c (score3_output_mi_thunk): Likewise.
6750 * score/score7.c (score7_output_mi_thunk): Likewise.
6751 * mips/mips.c (mips_output_mi_thunk): Likewise.
6753 2008-04-03 Richard Guenther <rguenther@suse.de>
6755 * tree-vrp.c (extract_range_from_unary_expr): Handle all
6756 conversions. Simplify code.
6758 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
6760 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
6762 2008-04-03 Tom Tromey <tromey@redhat.com>
6763 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6765 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6766 * config/bfin/t-bfin-linux (generated_files): Add
6767 linux-sysroot-suffix.h.
6768 * doc/install.texi (Prerequisites): Require make 3.80.
6769 * doc/sourcebuild.texi (Front End Directory): Document new
6771 * Makefile.in (generated_files): New variable.
6772 (ALL_HOST_OBJS): New variable.
6773 ($(ALL_HOST_OBJS)): New target.
6775 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6777 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
6778 (remap_block): Call id->transform_lang_insert_block instead
6780 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
6781 Set id.transform_lang_insert_block to NULL.
6782 (clone_body): Move to cp/optimize.c
6783 * tree-inline.h (struct copy_body_data): Change
6784 transform_lang_insert_block to function pointer.
6785 (copy_generic_body, copy_decl_no_change): Export.
6786 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
6787 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
6788 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
6790 * c-tree.h (insert_block): Kill.
6791 * c-decl.c (insert_block): Kill.
6793 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6795 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6796 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6797 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
6799 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
6800 argument, call {push,pop}_function_context from here.
6801 * c-parser.c: Use c_{push,pop}_function_context.
6803 * function.c (push_function_context_to): Move meat ...
6804 (push_function_context): ... here. Simplify.
6805 * function.c (pop_function_context_from): Move meat ...
6806 (pop_function_context): ... here. Simplify.
6807 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
6809 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6810 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6811 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
6812 * tree.h (push_function_context_to, pop_function_context_from): Remove.
6814 2008-04-03 Ben Elliston <bje@au.ibm.com>
6816 * expmed.c (extract_force_align_mem_bit_field): Remove.
6818 2008-04-03 Richard Guenther <rguenther@suse.de>
6821 * expr.h (try_casesi): Adjust prototype.
6822 * expr.c (try_casesi): Take fallback label as extra parameter.
6823 Use that for gen_casesi if default_label is NULL.
6824 * stmt.c (expand_case): Pass fallback label to try_casesi,
6825 make sure to fill gaps with a fallback label if default_label
6828 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
6831 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
6833 2008-04-03 Ben Elliston <bje@au.ibm.com>
6835 * expmed.c (extract_split_bit_field): Remove if (0) code.
6836 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
6837 (do_ds_constraint): Likewise.
6839 2008-04-02 Joseph Myers <joseph@codesourcery.com>
6841 * doc/cppopts.texi (-dU): Document.
6842 * c-common.h (flag_dump_macros): Update comment.
6843 * c-opts.c (handle_OPT_d): Handle -dU.
6844 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
6845 dump_queued_macros, cb_used_define, cb_used_undef): New.
6846 (init_pp_output): Handle -dU.
6847 (cb_line_change): Call dump_queued_macros.
6848 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
6850 2008-04-02 Anatoly Sokolov <aesok@post.ru>
6852 * config/avr/predicates.md (io_address_operand): New predicate.
6853 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
6854 * config/avr/avr.c (avr_io_address_p): Remove function.
6855 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
6856 'avr_io_address_p' function.
6857 (out_movhi_r_mr): (Ditto.).
6858 (out_movqi_mr_r): (Ditto.).
6859 (out_movhi_mr_r): (Ditto.).
6860 (avr_address_cost): (Ditto.).
6862 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
6864 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
6865 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
6866 in 32bit mode when XMM registers are available to avoid store
6868 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
6869 corresponding post-reload splitters.
6871 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6873 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
6874 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
6875 __builtin_ia32_roundss.
6876 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
6877 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
6878 __builtin_ia32_roundss.
6879 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
6880 IX86_BUILTIN_SHUFPD here.
6882 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6884 * config/i386/i386.md (plogic): New.
6885 (plogicprefix): Likewise.
6887 * config/i386/mmx.md (mmx_<code><mode>3): New.
6888 (mmx_and<mode>3): Removed.
6889 (mmx_ior<mode>3): Likewise.
6890 (mmx_xor<mode>3): Likewise.
6892 * config/i386/sse.md (<code><mode>3): New.
6893 (*<code><mode>3): Likewise.
6894 (*<code><mode>3): Likewise.
6895 (<code><mode>3): Likewise.
6896 (*sse_<code><mode>3): Likewise.
6897 (*sse2_<code><mode>3): Likewise.
6898 (<code>tf3): Likewise.
6899 (*<code>tf3): Likewise.
6900 (and<mode>3): Likewise.
6901 (*and<mode>3): Likewise.
6902 (ior<mode>3): Removed.
6903 (*ior<mode>3): Likewise.
6904 (xor<mode>3): Likewise.
6905 (*xor<mode>3): Likewise.
6906 (*and<mode>3): Likewise.
6907 (*ior<mode>3): Likewise.
6908 (*xor<mode>3): Likewise.
6909 (and<mode>3): Likewise.
6910 (*sse_and<mode>3): Likewise.
6911 (*sse2_and<mode>3): Likewise.
6913 (*andtf3): Likewise.
6914 (ior<mode>3): Likewise.
6915 (*sse_ior<mode>3): Likewise.
6916 (*sse2_ior<mode>3): Likewise.
6918 (*iortf3): Likewise.
6919 (xor<mode>3): Likewise.
6920 (*sse_xor<mode>3): Likewise.
6921 (*sse2_xor<mode>3): Likewise.
6923 (*xortf3): Likewise.
6925 2008-04-02 Richard Guenther <rguenther@suse.de>
6927 PR tree-optimization/14495
6928 PR tree-optimization/34793
6929 * tree-vrp.c (struct switch_update): New structure.
6930 (to_remove_edges, to_update_switch_stmts): New VECs.
6931 (simplify_switch_using_ranges): New function. Remove not taken
6932 case labels and edges.
6933 (simplify_stmt_using_ranges): Call it.
6934 (identify_jump_threads): Mark edges we have queued for removal
6935 so we don't thread them.
6936 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
6938 * tree-cfg.c (group_case_labels): Deal with missing default label.
6939 (tree_verify_flow_info): Allow missing default label.
6940 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
6941 (emit_case_nodes): Likewise.
6942 (expand_case): Do not rely on the default label to be present.
6943 * expr.c (try_casesi): Deal with NULL default_label.
6944 (do_tablejump): Likewise.
6946 2008-04-02 Richard Guenther <rguenther@suse.de>
6948 PR tree-optimization/14495
6949 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
6950 SWITCH_EXPR here ...
6951 (vrp_visit_switch_stmt): ... but here (new function).
6952 (find_case_label_index): New helper function.
6953 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
6955 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6957 * fwprop.c: Fix ISO-C99ism.
6959 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6962 * Makefile.in (objdir): Set it here.
6963 * configure.ac: Not here. Find dynamic linker characteristics.
6964 * exec-tool.in: Use them.
6965 * aclocal.m4: Regenerate.
6966 * configure: Regenerate.
6968 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6970 * expr.c (expand_var): Delete it.
6971 * expr.h (expand_var): Delete prototype.
6972 * function.c (expand_function_start): Use expand_decl instead.
6973 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
6976 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
6978 PR rtl-optimization/35542
6979 * fwprop.c (forward_propagate_and_simplify): Replace
6980 loc_reg_mentioned_in_p with reg_mentioned_p.
6982 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6984 PR rtl-optimization/35281
6985 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
6986 (propagate_rtx_1): Handle PR_HANDLE_MEM.
6987 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
6988 (varying_mem_p): Move above propagate_rtx.
6989 (all_uses_available_at): Do not check MEMs.
6991 2008-04-02 Rafael Espindola <espindola@google.com>
6993 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
6994 (register_edge_assert_for_2): Split the cond argument.
6995 (register_edge_assert_for_1): Adjust for the change in
6996 register_edge_assert_for_2.
6997 (register_edge_assert_for): Split the cond argument.
6998 (find_switch_asserts): Adjust for the change in
6999 register_edge_assert_for.
7001 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
7003 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
7004 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
7005 offsets for 64-bit mingw.
7006 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
7007 abi for x86_64-pc-mingw.
7009 2008-04-02 Richard Guenther <rguenther@suse.de>
7011 * tree-vrp.c (extract_range_from_assert): Make sure to not
7012 produce range min/max with TREE_OVERFOW set.
7013 If merging a anti-range and a range keep the anti-range if
7014 the range covers all values of the type.
7015 (register_edge_assert_for_2): Only allow sign-changing
7016 conversions in detecting canonical range checks. Also
7017 register an assert for the unsigned name if useful.
7019 PR tree-optimization/35787
7020 * tree-vrp.c (vrp_val_max): New function.
7021 (vrp_val_min): Likewise.
7022 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
7023 (vrp_val_is_min): Likewise.
7024 (supports_overflow_infinity): Use vrp_val_{min,max}.
7025 (negative_overflow_infinity): Likewise.
7026 (positive_overflow_infinity): Likewise.
7027 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
7028 (is_positive_overflow_infinity): Likewise.
7029 (is_overflow_infinity): Likewise.
7030 (avoid_overflow_infinity): Use vrp_val_{min,max} and
7031 vrp_val_is_{min,max}.
7032 (set_and_canonicalize_value_range): Canonicalize anti-ranges
7033 to ranges if possible. Avoid empty ranges.
7035 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7038 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
7039 the expression is a function address.
7041 2008-04-01 George Helffrich <george@gcc.gnu.org>
7043 PR fortran/35154, fortran/23057
7044 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
7045 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
7046 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
7047 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
7049 (dbxout_syms): Check for COMMON-based symbol and wrap in
7050 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
7051 in bracket for efficiency.
7053 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
7054 using DW_TAG_common_block + member offset.
7055 (add_pubname_string): New function.
7056 (dw_expand_expr): New function to find block name and offset for
7058 (common_check): New function to check whether symbol in Fortran COMMON.
7059 (gen_variable_die): If COMMON, use DW_TAG_common_block.
7061 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
7064 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
7066 2008-04-02 Ben Elliston <bje@au.ibm.com>
7068 * config/v850/v850.md (casesi): Remove if (0) code.
7069 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7070 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
7072 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
7074 * config/i386/i386.md (rex64suffix): New mode attribute.
7075 (floathi<mode>2): Disable expander for SSE math.
7076 (*floathi<mode>2_1): New insn insn_and_split pattern.
7077 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
7078 corresponding post-reload splitters.
7079 (*floathi<mode>2_i387): New macroized insn pattern.
7080 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
7081 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
7082 insn_and_split pattern.
7083 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
7084 New macroized instruction patterns and corresponding post-reload
7086 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
7087 and corresponding post-reload splitters.
7088 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
7089 New macroized instruction patterns.
7090 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
7091 macroized instruction patterns and corresponding post-reload splitters.
7092 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
7093 corresponding post-reload splitters.
7094 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
7095 New macroized instruction patterns.
7096 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
7097 corresponding post-reload splitters.
7098 (*floatsi<mode>2_i387): New macroized instruction patterns.
7100 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
7102 * config/i386/i386.md (smaxmin): New.
7103 (umaxmin): Likewise.
7104 (maxminiprefix): Likewise.
7105 (maxminfprefix): Likewise.
7106 (<code><mode>3): Likewise.
7107 (smin<mode>3): Removed.
7108 (smax<mode>3): Likewise.
7110 * config/i386/mmx.md (mmx_<code>v2sf3): New.
7111 (mmx_<code>v4hi3): Likewise.
7112 (mmx_<code>v8qi3): Likewise.
7113 (mmx_smaxv2sf3): Removed.
7114 (mmx_sminv2sf3): Likewise.
7115 (mmx_umaxv8qi3): Likewise.
7116 (mmx_smaxv4hi3): Likewise.
7117 (mmx_uminv8qi3): Likewise.
7118 (mmx_sminv4hi3): Likewise.
7120 * config/i386/sse.md (<addsub><mode>3): New.
7121 (*<addsub><mode>3): Likewise.
7122 (<sse>_vm<addsub><mode>3): Likewise.
7123 (<maxmin><mode>3): Likewise.
7124 (*<maxmin><mode>3_finite): Likewise.
7125 (*<maxmin><mode>3): Likewise.
7126 (<sse>_vm<maxmin><mode>3): Likewise.
7127 (sse3_h<addsub>v4sf3): Likewise.
7128 (sse3_h<addsub>v2df3): Likewise.
7129 (<maxmin>v16qi3): Likewise.
7130 (*<maxmin>v16qi3): Likewise.
7131 (<maxmin>v8hi3): Likewise.
7132 (*<maxmin>v8hi3): Likewise.
7133 (*sse4_1_<maxmin><mode>3): Likewise.
7134 (*sse4_1_<maxmin><mode>3): Likewise.
7135 (add<mode>3): Removed.
7136 (*add<mode>3): Likewise.
7137 (<sse>_vmadd<mode>3): Likewise.
7138 (sub<mode>3): Likewise.
7139 (*sub<mode>3): Likewise.
7140 (<sse>_vmsub<mode>3): Likewise.
7141 (smin<mode>3): Likewise.
7142 (*smin<mode>3_finite): Likewise.
7143 (*smin<mode>3): Likewise.
7144 (<sse>_vmsmin<mode>3): Likewise.
7145 (smax<mode>3): Likewise.
7146 (*smax<mode>3_finite): Likewise.
7147 (*smax<mode>3): Likewise.
7148 (<sse>_vmsmax<mode>3): Likewise.
7149 (sse3_haddv4sf3): Likewise.
7150 (sse3_haddv2df3): Likewise.
7151 (sse3_hsubv4sf3): Likewise.
7152 (sse3_hsubv2df3): Likewise.
7153 (umaxv16qi3): Likewise.
7154 (*umaxv16qi3): Likewise.
7155 (smaxv8hi3): Likewise.
7156 (*smaxv8hi3): Likewise.
7157 (*sse4_1_smax<mode>3): Likewise.
7158 (*sse4_1_umax<mode>3): Likewise.
7159 (uminv16qi3): Likewise.
7160 (*uminv16qi3): Likewise.
7161 (sminv8hi3): Likewise.
7162 (*sminv8hi3): Likewise.
7163 (*sse4_1_smin<mode>3): Likewise.
7164 (*sse4_1_umin<mode>3): Likewise.
7166 2008-04-01 Rafael Espindola <espindola@google.com>
7168 * tree-cfg.c (verify_expr): remove in_phi.
7169 (verify_stmt): Don't call walk_tree with verify_expr. Use
7170 is_gimple_min_invariant instead of is_gimple_val.
7172 2008-04-01 Joseph Myers <joseph@codesourcery.com>
7174 * doc/include/gpl_v3.texi: Update for manpage generation.
7175 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
7177 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
7178 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
7179 gpl_v3.texi instead of gpl.texi.
7182 2008-04-01 Jakub Jelinek <jakub@redhat.com>
7185 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
7187 2008-04-01 Rafael Espindola <espindola@google.com>
7189 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
7190 (extract_code_and_val_from_cond): Use
7191 extract_code_and_val_from_cond_with_ops.
7193 2008-04-01 Jan Hubicka <jh@suse.cz>
7195 * function.c (free_after_compilation): Free epilogue_delay_list.
7196 (prepare_function_start): Assert that previous compilation was freed.
7198 2008-04-01 Jan Hubicka <jh@suse.cz>
7199 Jim Wilson <wilson@tuliptree.org>
7200 Andreas Tobler <andreast@gcc.gnu.org>
7203 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
7204 rtl.emit instead cfun->emit.
7205 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
7206 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
7208 2008-04-01 Ben Elliston <bje@au.ibm.com>
7210 * doc/c-tree.texi (Function Basics): Fix grammatical error.
7212 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
7214 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
7216 (fprofile-use): Add var flag_profile_use
7217 * coverage.c (coverage_begin_output): Do not open a gcno file for
7218 output only if -ftest-coverage is set.
7219 Do not add getpwd() to gcda file path.
7220 (build_gcov_info): Check the new flag
7221 flag_profile_datafile_relative_path.
7222 (coverage_init): Use profile_data_prefix.
7223 Read profile counter only if flag_profile_use is set.
7224 * opts.c (common_handle_option): New option fprofile-use=,
7225 fprofile-dir=, fprofile-generate=.
7226 * toplev.c (profile_data_prefix): New variable definition.
7227 * toplev.h (profile_data_prefix): New declaration.
7228 * doc/invoke.tex (Option Summary, Optimization Options):
7231 2008-03-31 James E. Wilson <wilson@tuliptree.org>
7233 * varasm.c (output_constant_pool_1): In LABEL_REF check,
7234 use tmp consistently.
7237 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
7238 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7239 UNSPEC_FR_RECIP_APPROX_RES.
7240 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
7242 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
7245 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
7247 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7250 * fold-const.c (fold_indirect_ref_1): Support accessing non first
7251 element of the vector via a pointer.
7253 2008-03-31 Ian Lance Taylor <iant@google.com>
7255 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
7257 2008-03-31 Jan Hubicka <jh@suse.cz>
7259 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7260 get_arg_pointer_save_area.
7261 * expr.c (init_expr): Just clear out rtl.expr.
7262 * function.c (free_after_compilation): Clear out whole RTL structure.
7263 (get_func_frame_size): Merge into ...
7264 (get_frame_size): ... this one.
7265 (assign_stack_local_1): Merge into ...
7266 (assign_stack_local): ... this one.
7267 (expand_function_end): Update call of get_arg_pointer_save_area.
7268 (get_art_pointer_save_area): Remove cfun argument.
7269 * function.h (emit_status): regno_pointer_align does not need length
7270 attribute. Move x_regno_reg_rtx to ...
7271 (regno_reg_rtx): ... new global array.
7272 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
7273 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
7274 apply_args_value, forced_labels, stack_pointer_delta):
7276 (struct varasm_status): Move here from varasm.c
7277 (struct rtl_data): New. Move here some fields from struct function.
7278 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7279 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7280 used_temp_slots avail_temp_slots, temp_slot_level,
7281 nonlocal_goto_handler_labels): Update accesstors.
7282 (rtl): New global variable.
7283 (struct function): Move some fileds to rtl_data.
7284 (get_arg_pointer_save_area): Update prototype.
7285 * emit-rtl.c (rtl): Declare.
7286 (regno_reg_rtx): Declare.
7287 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7289 (gen_reg_rtx): Update.
7290 (init_virtual_regs): Do not tate emit_status argument.
7291 (init_emit): Do not allocate emit.
7292 * varasm.c (varasm_statuc): Move to function.h.
7293 (n_deferred_constatns): Update accestor.
7294 (init_varasm_status): Do not allocate varasm_status.
7295 (force_const_mem, get_pool_size, output_constant_pool): Update.
7296 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7297 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7299 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
7301 PR rtl-optimization/35729
7302 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
7305 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
7308 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
7309 load/store if memory is unaligned.
7310 (*movti_rex64): Likewise.
7312 * config/i386/predicates.md (misaligned_operand): New.
7314 2008-03-31 Andrew Pinski <pinskia@gmail.com>
7317 * tree-ssa-phiopt.c (conditional_replacement): Return early for
7320 2008-03-31 Jan Beulich <jbeulich@novell.com>
7322 * config/ia64/constraints.md: Add 'j' constraint.
7323 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
7324 (movdi_internal): Likewise.
7326 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
7329 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
7331 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
7334 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
7335 proper error message for the third argument on blendpd and
7338 * config/i386/sse.md (blendbits): New.
7339 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
7341 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
7343 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
7345 2008-03-30 Richard Guenther <rguenther@suse.de>
7348 * fold-const.c (fold_sign_changed_comparison): Do leave
7349 conversions to base-types alone.
7351 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
7353 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
7354 the link register if one altivec register is be saved.
7356 2008-03-30 Ben Elliston <bje@au.ibm.com>
7358 * final.c (final_scan_insn): Remove if (0) code.
7360 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
7362 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
7364 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
7366 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
7367 of V4SFmode to ix86_binary_operator_ok.
7369 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
7371 * config/i386/i386.c (override_options): Initialize
7372 ix86_veclib_handler to ix86_veclibabi_svml when
7373 -mveclibabi=svml is used.
7374 (ix86_veclibabi_svml): New function for SVML ABI style
7375 vectorization support.
7376 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
7378 2008-03-28 Rafael Espindola <espindola@google.com>
7380 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
7381 (tree_binary_nonnegative_warnv_p): Make it public.
7382 (tree_single_nonnegative_warnv_p): Make it public.
7383 (tree_invalid_nonnegative_warnv_p): Make it public.
7384 (tree_unary_nonzero_warnv_p): Make it public.
7385 (tree_binary_nonzero_warnv_p): Make it public
7386 (tree_single_nonzero_warnv_p): Make it public.
7387 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
7388 (extract_range_from_binary_expr): Split the expr argument.
7389 (extract_range_from_unary_expr): Split the expr argument.
7390 (extract_range_from_comparison): Split the expr argument.
7391 (extract_range_from_expr): Use the new aux functions.
7392 (vrp_evaluate_conditional_warnv): Use
7393 vrp_evaluate_conditional_warnv_with_ops.
7394 * tree.h (tree_unary_nonzero_warnv_p): Declare.
7395 (tree_binary_nonzero_warnv_p): Declare.
7396 (tree_single_nonzero_warnv_p): Declare.
7397 (tree_expr_nonzero_warnv_p): Declare.
7398 (tree_unary_nonnegative_warnv_p): Declare.
7399 (tree_binary_nonnegative_warnv_p): Declare.
7400 (tree_single_nonnegative_warnv_p): Declare.
7401 (tree_invalid_nonnegative_warnv_p): Declare.
7403 2008-03-28 Richard Guenther <rguenther@suse.de>
7405 PR tree-optimization/30317
7406 PR tree-optimization/30911
7407 PR tree-optimization/34793
7408 * tree-vrp.c (set_and_canonicalize_value_range): New function.
7409 (struct assert_locus_d): New member EXPR.
7410 (register_new_assert_for): Add EXPR parameter to support
7411 ASSERT_EXPR <name, expr OP limit>.
7412 (register_edge_assert_for_1): Adjust callers.
7413 (find_assert_locations): Likewise.
7414 (process_assert_insertions_for): Build condition from expression.
7415 (extract_range_from_assert): Handle ASSERT_EXPRs
7416 of the form ASSERT_EXPR <name, expr OP limit>.
7417 (register_edge_assert_for_2): New helper registering
7418 asserts for comparisons. Recognize range tests of the form
7419 (unsigned)i - CST1 OP CST2.
7420 (register_edge_assert_for_1): Use it.
7421 (register_edge_assert_for): Likewise.
7422 (needs_overflow_infinity): Integer sub-types
7423 do not need overflow infinities.
7424 (vrp_val_is_max): The extreme values of integer sub-types
7425 are those of the base type.
7426 (vrp_val_is_min): Likewise.
7427 * tree.def (ASSERT_EXPR): Document extra allowed conditional
7430 2008-03-28 Nick Clifton <nickc@redhat.com>
7433 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7434 Return GENERAL_REGS for stack adjustment reloads.
7436 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7439 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
7440 const_vector when all the vectors are constant.
7442 2008-03-27 Bob Wilson <bob.wilson@acm.org>
7444 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
7446 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
7447 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
7449 (s<code>_sf): Use new scc_sf attribute for opcode names.
7451 2008-03-27 Tom Tromey <tromey@redhat.com>
7453 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
7454 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
7455 config/spu/t-spu-elf, config/i386/t-interix,
7456 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
7457 config/i386/x-darwin, config/i386/x-mingw32,
7458 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
7459 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
7460 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
7461 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
7462 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
7463 config/rs6000/x-darwin, config/rs6000/t-rs6000,
7464 config/score/t-score-elf, config/arm/t-strongarm-pe,
7465 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
7466 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
7467 Revert automatic dependency patch.
7469 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
7472 * config/i386/i386.c (ix86_function_arg_boundary): Align
7473 decimal floating point to its natural boundary.
7475 2008-03-27 Richard Guenther <rguenther@suse.de>
7478 * fold-const.c (fold_comparison): Restrict distinct decl
7479 comparison folding to VAR_DECLs and PARM_DECLs. Do not
7480 solely rely on operand_equal_p.
7482 2008-03-27 Richard Guenther <rguenther@suse.de>
7485 * c-common.c (handle_weak_attribute): Reject combination of
7488 2008-03-27 Richard Guenther <rguenther@suse.de>
7490 PR tree-optimization/32810
7491 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
7492 conversions from DECL_INITIAL.
7493 (fold_const_aggregate_ref): Likewise from constructor elements.
7495 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
7497 * tree-affine.h (aff_combination_expand): Declare.
7498 (get_inner_reference_aff): Likewise.
7499 * tree-affine.c (aff_combination_expand): Split out from
7500 tree_to_aff_combination_expand.
7501 (get_inner_reference_aff): New function.
7502 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
7503 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
7504 (struct lim_aux_data): sm_done field removed.
7505 (mem_ref_loc_p, mem_ref_locs_p): New types.
7506 (struct mem_ref): Added id, stored, accesses_in_loop,
7507 indep_loop, dep_loop, indep_ref, dep_ref fields.
7508 Removed is_stored, locs and next fields.
7509 (memory_accesses): New variable.
7510 (movement_possibility): Do not allow moving statements
7511 that store to memory.
7512 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
7514 (determine_max_movement): For statements with memory references,
7515 find the outermost loop in that the reference is independent.
7516 (move_computations_stmt): Mark the virtual operands for renaming.
7517 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
7518 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
7519 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
7520 add_vop_ref_mapping, create_vop_ref_mapping_loop,
7521 create_vop_ref_mapping, analyze_memory_references,
7522 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
7523 get_all_locs_in_loop, ref_always_accessed_p,
7524 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
7525 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
7526 store_motion_loop, store_motion): New functions.
7527 (struct vop_to_refs_elt): New type.
7528 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
7529 memref_hash, memref_eq, hoist_memory_references): Rewritten.
7530 (schedule_sm): Replaced by...
7531 (execute_sm): ... this.
7532 (determine_lsm_ref, hoist_memory_references,
7533 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
7534 find_more_ref_vops, free_mem_ref, free_mem_refs,
7535 determine_lsm_loop, determine_lsm): Removed.
7536 (tree_ssa_lim_finalize): Free data structures used by store motion.
7537 (tree_ssa_lim): Call analyze_memory_references. Use
7538 store_motion instead of determine_lsm.
7540 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7542 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
7543 rename tmake_file to m68hc11/t-m68hc11.
7544 (mcore): Set inhibit_libc to true.
7545 * config.host (alpha*-dec-*vms*): Set extra_programs.
7546 (interix3*): Don't use host_xmake_file.
7547 * configure.ac: Let config.gcc override inhibit_libc.
7548 * configure: Regenerate.
7550 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
7551 * config/t-openbsd-thread: Remove commented out lines.
7553 * config/x-interix: Remove.
7555 * config/m68hc11/t-m68hc11-gas: Rename to...
7556 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
7558 * config/mcore/t-mcore: Remove T_CFLAGS.
7559 * config/mcore/t-mcore-pe: Likewise.
7561 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7563 * configure.ac: Replace custom __GNU_SOURCE test with
7564 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
7565 * aclocal.m4: Regenerate.
7566 * configure: Regenerate.
7567 * config.in: Regenerate.
7569 2008-03-27 Richard Guenther <rguenther@suse.de>
7571 * fold-const.c (target.h): Include.
7572 (fold_comparison): Fold comparison of addresses of decls
7573 that bind locally or of constants. Consolidate address folding code.
7574 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
7575 results from fold_binary_to_constant.
7576 (compare_values_warnv): Likewise.
7578 2008-03-27 Andrew Pinski <pinskia@gmail.com>
7581 * fold-const.c (fold_truthop): Check for integeral types when folding
7582 a == 0 && b == 0 and a != 0 || b != 0 .
7584 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
7586 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
7588 2008-03-26 Andreas Schwab <schwab@suse.de>
7590 * doc/invoke.texi: Fix use of @item vs. @itemx.
7592 2008-03-26 Tom Tromey <tromey@redhat.com>
7594 * Makefile.in (build/gensupport.o, build/print-rtl.o,
7595 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
7596 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
7597 build/gencodes.o, build/genconditions.o, build/genconfig.o,
7598 build/genconstants.o, build/genemit.o, build/genextract.o,
7599 build/genflags.o, build/genmddeps.o, build/genopinit.o,
7600 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
7603 2008-03-26 Richard Guenther <rguenther@suse.de>
7606 2008-03-26 Richard Guenther <rguenther@suse.de>
7608 * fold-const.c (target.h): Include.
7609 (fold_comparison): Fold comparison of addresses of two decls
7610 that bind locally. Consolidate address folding code.
7612 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7614 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
7615 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
7616 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
7617 dconstsqrt2, dconstthird, dconste and/or dconst10.
7618 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
7619 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
7620 dconstsqrt2, dconste): Delete.
7621 (init_emit_once): Likewise. Simplify initializing dconstm1.
7623 * real.c (get_real_const): New.
7624 * real.h (dconst3, dconst10, dconstm2, dconstthird,
7625 dconstsqrt2, dconste): Delete.
7626 (real_value_const, get_real_const): New.
7628 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
7630 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
7632 * config/i386/i386.c (ix86_function_arg_boundary): Check
7633 BIGGEST_ALIGNMENT instead of 128.
7634 (setup_incoming_varargs_64): Likewise.
7636 2008-03-26 Tom Tromey <tromey@redhat.com>
7638 * Makefile.in (DEPFILES): Add missing '/'.
7640 2008-03-26 Richard Guenther <rguenther@suse.de>
7642 * fold-const.c (target.h): Include.
7643 (fold_comparison): Fold comparison of addresses of two decls
7644 that bind locally. Consolidate address folding code.
7646 2008-03-26 Nick Clifton <nickc@redhat.com>
7649 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
7650 not allow INT+INT as a legitimate addressing mode.
7652 2008-03-26 Richard Guenther <rguenther@suse.de>
7654 * tree-flow.h (widen_bitfield): Remove declaration.
7655 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
7656 (widen_bitfield): Remove function.
7657 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
7660 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7663 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
7666 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
7668 PR rtl-optimization/35232
7669 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
7670 (forget_old_reloads_1, forget_marked_reloads): Don't clear
7671 reg_reloaded_call_part_clobbered here.
7672 (reload_regs_reach_end_p): New function.
7673 (reload_reg_rtx_for_input): New variable.
7674 (reload_reg_rtx_for_output): Likewise.
7675 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
7676 when reassigning a pseudo register. Load reloadreg from
7677 reload_reg_rtx_for_input, moving the mode and register
7679 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
7680 instead of the original when deciding whether an input reload
7681 would be a no-op or whether an output reload can be deleted.
7682 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
7683 when setting up new_spill_reg_store. Load it from
7684 reload_reg_rtx_for_output, moving the mode and register
7686 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
7687 instead of the original when deciding whether an output reload
7688 would be a no-op. Do the same when modifying insn notes.
7689 Use rtx_equal_p instead of == to compare the registers.
7690 (inherit_piecemeal_p): Take a mode and two register numbers
7692 (emit_reload_insns): Clear new_spill_reg_store for every hard
7693 register in the reload register. Remove spill registers
7694 from reg_reloaded_valid before considering whether to record
7695 inheritance information for them. Use reload_reg_rtx_for_output
7696 instead of reg_rtx when recording output reloads. Use
7697 reload_reg_rtx_for_input instead of reg_rtx when recording
7698 input reloads. Set or clear reg_reloaded_call_part_clobbered
7699 at the same time as setting reg_reloaded_valid.
7700 (delete_output_reload): Add a new_reload_reg parameter and use it
7701 instead of rld[j].reg_rtx.
7702 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
7705 2008-03-25 Tom Tromey <tromey@redhat.com>
7707 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
7708 (build/genattr.o): Likewise.
7709 (build/genattrtab.o): Likewise.
7710 (build/gencodes.o): Likewise.
7711 (build/genconfig.o): Likewise.
7712 (build/genconstants.o): Likewise.
7713 (build/genemit.o): Likewise.
7714 (build/genextract.o): Likewise.
7715 (build/genflags.o): Likewise.
7717 2008-03-25 Bob Wilson <bob.wilson@acm.org>
7719 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
7720 instead of size_int for integer types.
7721 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
7722 to match type of MINUS_EXPR.
7724 2008-03-25 Tom Tromey <tromey@redhat.com>
7726 * configure: Rebuilt.
7727 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
7730 2008-03-25 Tom Tromey <tromey@redhat.com>
7732 * config/x-solaris (host-solaris.o): Update.
7733 * config/x-linux (host-linux.o): Update.
7734 * config/x-hpux (host-hpux.o): Update.
7735 * config/x-darwin (host-darwin.o): Update.
7736 * config/v850/t-v850e (v850-c.o): Update.
7737 * config/v850/t-v850 (v850-c.o): Update.
7738 * config/t-vxworks (vxworks.o): Update.
7739 * config/t-sol2 (sol2-c.o, sol2.o): Update.
7740 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
7741 * config/spu/t-spu-elf (spu-c.o): Update.
7743 * config/sh/t-symbian (sh-c.o): Update.
7744 (symbian.o): Update.
7745 * config/sh/t-sh (sh-c.o): Update.
7746 * config/score/t-score-elf (score7.o, score3.o): Update.
7747 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
7748 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
7749 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
7750 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
7752 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7753 * config/m32c/t-m32c (m32c-pragma.o): Update.
7754 * config/ia64/t-ia64 (ia64-c.o): Update.
7755 * config/i386/x-mingw32 (host-mingw32.o): Update.
7756 * config/i386/x-i386 (driver-i386.o): Update.
7757 * config/i386/x-darwin (host-i386-darwin.o): Update.
7758 * config/i386/x-cygwin (host-cygwin.o): Update.
7759 * config/i386/t-nwld (nwld.o): Update.
7760 * config/i386/t-netware (netware.o): Update.
7761 * config/i386/t-interix (winnt.o): Update.
7762 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
7763 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
7764 msformat-c.o): Update.
7765 * config/bfin/t-bfin-linux (generated_files): Add
7766 linux-sysroot-suffix.h.
7767 * config/arm/t-wince-pe (pe.o): Update.
7768 * config/arm/t-strongarm-pe (pe.o): Update.
7769 * config/arm/t-pe (pe.o): Update.
7770 * config/arm/t-arm (arm-c.o): Update.
7771 * doc/install.texi (Prerequisites): Require make 3.80.
7772 * Makefile.in: Remove .o targets.
7773 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
7774 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
7775 (simple_generated_h, simple_generated_c): Move earlier.
7776 (generated_files): New variable.
7777 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
7778 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
7779 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
7780 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
7781 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
7782 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
7783 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
7784 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
7785 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
7786 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
7787 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
7788 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
7790 (COMPILE.base, COMPILE): New variables.
7791 (%.o): New pattern rule.
7792 (ALL_HOST_OBJS): New variable.
7793 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
7794 (dummy-checksum.o, cc1-checksum.o): Remove.
7795 (DRIVER_SHLIB): New variable.
7796 (DRIVER_DEFINES): Use it.
7797 (gencondmd.c): Move out of build/.
7798 (s-conditions): Update.
7799 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
7800 (ALL_BUILD_OBJS): Likewise.
7801 (build/%.o): Use BUILDCOMPILE.
7802 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
7803 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
7804 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
7805 build/gencheck.o, build/gencodes.o, build/genconditions.o,
7806 build/genconfig.o, build/genconstants.o, build/genemit.o,
7807 build/genextract.o, build/genflags.o, build/genmddeps.o,
7808 build/genopinit.o, build/genoutput.o, build/genpeep.o,
7809 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
7810 build/gen-protos.o, build/scan.o, build/fix-header.o,
7811 build/scan-decls.o): Simplify.
7812 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
7813 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
7814 prefix.o, toplev.o): Reduce to variable setting.
7815 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
7816 ($(out_object_file), gcc-options.o): New targets.
7817 ($(ALL_HOST_OBJS)): New target. Include dependency files.
7818 * configure: Rebuilt.
7819 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
7820 * doc/sourcebuild.texi (Front End Directory): Document new variable.
7822 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
7824 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
7825 complain when we hit an error, return ERROR_MARK_NODE.
7827 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7829 * config/sh/constraints.md (Pso, Psz): New constraints.
7830 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
7831 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
7833 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7835 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
7836 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
7838 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7840 * config/sh/sh.md (prefetch): Add condition for SH2A target.
7841 (prefetch_sh2a): New.
7843 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7844 Naveen.H.S <naveen.hs@kpitcummins.com>
7846 * config/sh/constraints.md (I28): New constraint.
7847 * config/sh/sh.c (broken_move): Add support for movi20s.
7848 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
7850 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
7851 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7852 Naveen.H.S <naveen.hs@kpitcummins.com>
7854 * config/sh/sh.c (SH_ATTRIBUTES): Define.
7855 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7856 (print_operand): Handle resbank in %@ operand code.
7857 (sh_encode_section_info): New.
7858 (push_regs): Add conditions for resbank.
7859 (sh_expand_epilogue): Likewise.
7860 (sh_insert_attributes): Likewise.
7861 (sh_attribute_table): Likewise.
7862 (sh_handle_resbank_handler_attribute): New.
7863 (sh2a_handle_function_vector_handler_attribute): New.
7864 (sh2a_is_function_vector_call): New.
7865 (sh2a_get_function_vector_number): New.
7866 (sh2a_function_vector_p): New.
7867 (sh_cfun_resbank_handler_p): New.
7868 * config/sh/sh.md (calli): Emit jsr/n if possible.
7869 (calli_tbr_rel): New.
7870 (calli_pcrel): Emit jsr/n if possible.
7871 (return_i): Emit rts/n if possible.
7872 (call_valuei_tbr_rel): New.
7873 (call_valuei_pcrel): Add condition for SH2A target.
7874 (call_value): Likewise.
7875 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
7876 (sh2a_get_function_vector_number): Likewise.
7877 (sh2a_is_function_vector_call): Likewise.
7878 * doc/extend.texi: Document TBR relative addressing of SH2A.
7879 (resbank): Add description for SH2A.
7881 2008-03-24 Richard Guenther <rguenther@suse.de>
7884 * gimplify.c (gimplify_modify_expr): For frontend type-correct
7885 pointer assignments change conversions according to middle-end rules.
7886 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
7887 * configure.ac: Include type checking in yes.
7888 * configure: Regenerate.
7890 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7892 * diagnostic.c (diagnostic_count_diagnostic): Delete.
7893 (diagnostic_report_diagnostic): Update. Handle ICEs here.
7895 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
7897 * gthr-vxworks.h (UNUSED): Define.
7899 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
7901 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
7903 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
7905 * doc/extend.texi (Function Attributes): Add missing comma in the
7906 example of the "alloc_size" attribute.
7908 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
7911 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7913 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7916 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7919 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7920 of the underlying type of a MS bitfield layout to the natural
7921 alignment of the type.
7923 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7925 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7926 to their natural alignment to avoid store forwarding stalls.
7928 2008-03-22 Richard Guenther <rguenther@suse.de>
7930 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
7931 For PHI nodes verify the address is invariant.
7932 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
7933 (get_symbol_constant_value): Use is_gimple_min_invariant.
7934 (maybe_fold_stmt_indirect): Likewise.
7936 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
7938 PR rtl-optimization/33927
7939 * Makefile.in (dse.o): Depend on $(TM_P_H).
7940 * expr.h (extract_low_bits): Declare.
7941 * expmed.c (extract_low_bits): New function.
7942 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
7943 * dse.c: Include tm_p.h.
7944 (find_shift_sequence): Remove the read_reg argument and return the
7945 read value. Emit the instructions instead of returning them.
7946 Iterate on new_mode rather than calculating it each time.
7947 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
7948 source to NEW_MODE and extract_low_bits to convert the shifted
7950 (replace_read): Allow the load and store to have different mode
7951 classes. Use extract_low_bits when SHIFT == 0. Create the shift
7952 or extraction instructions before trying the replacement. Update
7953 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
7955 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7957 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7958 to their natural alignment to avoid store forwarding stalls.
7960 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7963 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
7964 encouraging but not allowing gprs for input;
7965 change the input constraint to !f#r.
7966 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
7968 change the output constraint to !f#r.
7970 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
7973 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
7974 corresponding post-reload splitters.
7975 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
7976 when x87 FP math is selected.
7977 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
7978 New function prototype.
7979 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
7980 unreachable function to ease macroization of insn patterns.
7982 2008-03-21 Martin Jambor <mjambor@suse.cz>
7984 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
7985 reference dumps if ddr is NULL or dependence is unknown.
7987 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7989 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
7990 unsigned extension into account.
7991 (ATOMIC_COMPARE_AND_SWAP): Likewise.
7992 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
7993 Do computations on a scratch register.
7995 2008-03-21 Richard Guenther <rguenther@suse.de>
7997 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7998 Use is_gimple_min_invariant instead of TREE_INVARIANT.
7999 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
8000 * tree-ssa-dom.c (record_equality): Likewise.
8001 * tree-inline.c (copy_body_r): Likewise.
8002 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
8005 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8007 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
8008 as 'delete_unused' argument.
8010 2008-03-20 Richard Guenther <rguenther@suse.de>
8012 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
8013 special casing of constant qualifiers.
8014 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
8015 care about them in general.
8016 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
8017 regardless of their type.
8018 (fold_stmt_r): Forcefully fold *& if we end up with that.
8020 2008-03-20 Paul Brook <paul@codesourcery.com>
8022 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
8023 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
8025 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
8027 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
8028 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
8030 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
8032 * common.opt (Wmudflap): New option.
8033 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
8034 (mx_register_decls): Likewise.
8035 (mudflap_finish_file): Likewise.
8036 * doc/invoke.texi: Document -Wno-mudflap.
8038 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
8040 * c-format.c (replace_format_name_to_system_name): New.
8042 (convert_format_name_to_system_name): New.
8043 (decode_format_attr): Add use of convert_format_name_to_system_name.
8044 (format_types_orig): Add gnu_ prefix to names.
8045 (check_format_info_main): Special treating of \0 escaped names for
8046 supporting multi-character format specifiers as I32, I64.
8047 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
8048 (gnu_target_overrides_format_attributes): New.
8049 * c-format.h: Add structure target_ovr_attr to hold
8050 system specific formatter names.
8051 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
8052 msformat-c.o file to c_target_objs and cxx_target_objs.
8053 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8054 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
8055 (TARGET_N_FORMAT_TYPES): New.
8056 * config/i386/msformat-c.c: New.
8057 * config/i386/t-cygming: Add build rule for msformat-c.o.
8058 * doc/extend.texi: Add new format names gnu_* and ms_* and
8060 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8062 2008-03-20 Ira Rosen <irar@il.ibm.com>
8064 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
8065 optimizations turned on under -O3.
8066 (ftree-vectorize): Add that the flag is turned on with -O3.
8068 2008-03-20 Ben Elliston <bje@au.ibm.com>
8070 * regmove.c (try_auto_increment): Fix spelling error in comment.
8071 * final.c (final_scan_insn): Likewise.
8073 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
8076 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
8077 allocator preferences for "y" and "r" class registers.
8078 ("*mov<mode>_internal"): Ditto.
8079 ("*movv2sf_internal_rex64"): Ditto.
8080 ("*movv2sf_internal"): Ditto.
8082 2008-03-19 Michael Matz <matz@suse.de>
8085 * calls.c (expand_call): Check overlap of arguments with call
8086 address for sibcalls.
8088 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8091 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8092 of the underlying type of a MS bitfield layout to the natural
8093 alignment of the type.
8095 2008-03-19 Jan Hubicka <jh@suse.cz>
8098 * toplev.c (decode_d_option): Handle all CPP flags.
8099 * tree-vrp.c: Update tree_pass descriptors.
8100 * regrename.c: Update tree_pass descriptors.
8101 * fwprop.c: Update tree_pass descriptors.
8102 * doc/invoke.texi: Remove documentation of dropped -d? flags.
8103 * tree-into-ssa.c: Update tree_pass descriptors.
8104 * tree-dump.c: Update tree_pass descriptors.
8105 * tree-complex.c: Update tree_pass descriptors.
8106 * tree-dump.h: Update tree_pass descriptors.
8107 * see.c: Update tree_pass descriptors.
8108 * cgraphbuild.c: Update tree_pass descriptors.
8109 * tracer.c: Update tree_pass descriptors.
8110 * tree-loop-distribution.c: Update tree_pass descriptors.
8111 * cgraph.c: Update tree_pass descriptors.
8112 * postreload-gcse.c: Update tree_pass descriptors.
8113 * postreload.c: Update tree_pass descriptors.
8114 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
8115 * tree-tailcall.c: Update tree_pass descriptors.
8116 * tree-pass.h (tree_opt_pass): Rename to ...
8117 (opt_pass) ... this one; add "type" field and remove letter field.
8118 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
8119 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
8120 all_lowering_passes): Update declaration.
8121 * ipa-cp.c: Update tree_pass descriptors.
8122 * final.c: Update tree_pass descriptors.
8123 * omp-low.c: Update tree_pass descriptors.
8124 * tree-ssa-dse.c: Update tree_pass descriptors.
8125 * ipa-reference.c: Update tree_pass descriptors.
8126 * tree-ssa-uncprop.c: Update tree_pass descriptors.
8127 * auto-inc-dec.c: Update tree_pass descriptors.
8128 * reorg.c: Update tree_pass descriptors.
8129 * cgraphunit.c: Update tree_pass descriptors.
8130 * tree-ssa-copyrename.c: Update tree_pass descriptors.
8131 * tree-ssa-ccp.c: Update tree_pass descriptors.
8132 * df-core.c: Update tree_pass descriptors.
8133 * mode-switching.c: Update tree_pass descriptors.
8134 * tree-nomudflap.c: Update tree_pass descriptors.
8135 * modulo-sched.c: Update tree_pass descriptors.
8136 * ipa-pure-const.c: Update tree_pass descriptors.
8137 * cse.c: Update tree_pass descriptors.
8138 * web.c: Update tree_pass descriptors.
8139 * tree-stdarg.c: Update tree_pass descriptors.
8140 * tree-ssa-math-opts.c: Update tree_pass descriptors.
8141 * tree-ssa-dom.c: Update tree_pass descriptors.
8142 * tree-nrv.c: Update tree_pass descriptors.
8143 * tree-ssa-alias.c: Update tree_pass descriptors.
8144 * loop-init.c: Update tree_pass descriptors.
8145 * gimple-low.c: Update tree_pass descriptors.
8146 * ipa-inline.c: Update tree_pass descriptors.
8147 * tree-ssa-sink.c: Update tree_pass descriptors.
8148 * global.c: Update tree_pass descriptors.
8149 * ifcvt.c: Update tree_pass descriptors.
8150 * jump.c: Update tree_pass descriptors.
8151 * predict.c: Update tree_pass descriptors.
8152 * tree-ssa-loop.c: Update tree_pass descriptors.
8153 * recog.c: Update tree_pass descriptors.
8154 * dse.c: Update tree_pass descriptors.
8155 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
8156 * tree-eh.c: Update tree_pass descriptors.
8157 * regmove.c: Update tree_pass descriptors.
8159 * function.c: Update tree_pass descriptors.
8160 * tree-vectorizer.c: Update tree_pass descriptors.
8161 * gcse.c: Update tree_pass descriptors.
8162 * ipa-type-escape.c: Update tree_pass descriptors.
8163 * tree-if-conv.c: Update tree_pass descriptors.
8164 * init-regs.c: Update tree_pass descriptors.
8165 * ipa.c: Update tree_pass descriptors.
8166 * tree-ssa-phiopt.c: Update tree_pass descriptors.
8167 * rtl-factoring.c: Update tree_pass descriptors.
8168 * lower-subreg.c: Update tree_pass descriptors.
8169 * bt-load.c: Update tree_pass descriptors.
8170 * tree-dfa.c: Update tree_pass descriptors.
8171 * except.c: Update tree_pass descriptors.
8172 * emit-rtl.c: Update tree_pass descriptors.
8173 * cfgexpand.c: Update tree_pass descriptors.
8174 * tree-cfgcleanup.c: Update tree_pass descriptors.
8175 * cfgcleanup.c: Update tree_pass descriptors.
8176 * tree-ssa-pre.c: Update tree_pass descriptors.
8177 * tree-sra.c: Update tree_pass descriptors.
8178 * tree-mudflap.c: Update tree_pass descriptors.
8179 * tree-ssa-copy.c: Update tree_pass descriptors.
8180 * cfglayout.c: Update tree_pass descriptors.
8181 * tree-ssa-forwprop.c: Update tree_pass descriptors.
8182 * tree-ssa-dce.c: Update tree_pass descriptors.
8183 * tree-ssa.c: Update tree_pass descriptors.
8184 * regclass.c: Update tree_pass descriptors.
8185 * integrate.c: Update tree_pass descriptors.
8186 * tree-optimize.c: Update tree_pass descriptors.
8187 * tree-ssa-phiprop.c: Update tree_pass descriptors.
8188 * tree-object-size.c: Update tree_pass descriptors.
8189 * combine.c: Update tree_pass descriptors.
8190 * tree-outof-ssa.c: Update tree_pass descriptors.
8191 * bb-reorder.c: Update tree_pass descriptors.
8192 * stack-ptr-mod.c: Update tree_pass descriptors.
8193 * var-tracking.c: Update tree_pass descriptors.
8194 * tree-profile.c: Update tree_pass descriptors.
8195 * tree-vect-generic.c: Update tree_pass descriptors.
8196 * reg-stack.c: Update tree_pass descriptors.
8197 * sched-rgn.c: Update tree_pass descriptors.
8198 * tree-ssa-structalias.c: Update tree_pass descriptors.
8199 * tree-cfg.c: Update tree_pass descriptors.
8200 * passes.c (current_pass): Update declaration.
8201 (finish_optimization_passes): Update.
8202 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
8203 (register_one_dump_file, register_dump_files_1, next_pass_1):
8205 (init_optimization_passes): Update handling of new types.
8206 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
8207 * ipa-struct-reorg.c: Update tree_pass descriptors.
8208 * tree-ssa-reassoc.c: Update tree_pass descriptors.
8209 * combine-stack-adj.c: Update tree_pass descriptors.
8210 * cfgrtl.c: Update tree_pass descriptors.
8211 * dce.c: Update tree_pass descriptors.
8212 * tree-ssanames.c: Update tree_pass descriptors.
8214 2008-03-19 Richard Guenther <rguenther@suse.de>
8217 * tree-ssa.c (walk_data): New structure.
8218 (warn_uninitialized_var): If not always_executed warn with "maybe"
8220 (execute_early_warn_uninitialized): Compute post-dominators.
8221 Initialize always_executed before processing each basic block.
8223 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8226 * config/i386/i386.c (x86_this_parameter): Calculate correct location
8227 of "this" pointer when "regparm = N" or "fastcall" is in effect.
8229 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8231 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
8233 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
8235 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
8237 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
8238 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
8239 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
8240 target after ignore has been set, and move there also the commputation
8241 of subtarget and original_target.
8242 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
8243 (LANG_HOOKS_INITIALIZER): Remove it.
8244 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
8246 2008-03-18 Richard Guenther <rguenther@suse.de>
8248 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
8249 found an expression with constants, note that in the VN for the lhs.
8250 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
8251 fold them to constants if possible. Run cleanup_cfg if done so.
8252 (execute_pre): Return todo.
8254 (execute_fre): Likewise.
8255 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
8257 (get_prop_source_stmt): Look through pointer conversions.
8259 2008-03-18 Jan Hubicka <jh@suse.cz>
8261 * tree-pretty-print.c: Include predict.h.
8262 (dump_generic_node): Dump predictor.
8263 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
8264 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
8265 * gimple-low.c (lower_stmt): Likewise.
8266 * expr.c (expand_expr_real): Likewise.
8267 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
8269 (build_predict_expr, build_predict_expr): New.
8270 * predict.h (predictor_name, build_predict_expr): Update.
8271 * c-typeck.c (c_finish_bc_stmt): Add prediction.
8272 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
8273 * predict.def (PRED_CONTINUE): Update hitrate.
8274 * tree.def (PREDICT_EXPR): Define.
8275 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
8276 do not handle BIND_EXPR.
8277 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
8278 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
8279 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
8282 2008-03-18 Michael Matz <matz@suse.de>
8284 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
8286 2008-03-18 Richard Guenther <rguenther@suse.de>
8288 * tree-gimple.h (is_gimple_invariant_address): Declare.
8289 (is_gimple_constant): Likewise.
8290 * tree-gimple.c (is_gimple_constant): New function.
8291 (is_gimple_invariant_address): Likewise.
8292 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
8293 and is_gimple_invariant_address.
8294 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
8296 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
8297 an addressable base.
8299 2008-03-18 Jakub Jelinek <jakub@redhat.com>
8302 * gimplify.c (gimplify_expr): Gimplify second operand of
8305 2008-03-17 Richard Guenther <rguenther@suse.de>
8307 PR tree-optimization/19637
8308 * fold-const.c (fold_unary): Remove restrictions of removing
8309 intermediate pointer-conversions (P2)(P1)P0.
8310 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
8311 conversion to void pointer.
8312 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
8314 2008-03-16 James E. Wilson <wilson@tuliptree.org>
8317 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
8318 emulated thread local variables.
8320 2008-03-16 Richard Guenther <rguenther@suse.de>
8323 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
8324 expand TREE_INVARIANT operations that are not gimple invariant.
8326 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
8328 * doc/extend.texi (Alignment): Say that the ABI controls
8329 the __alignof__ for non-strict-alignment targets rather
8330 than being a recommendation.
8332 2008-03-15 Paul Brook <paul@codesourcery.com>
8334 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
8336 (arm_output_fn_unwind): Mark functions that can not be unwound.
8338 2008-03-15 Paul Brook <paul@codesourcery.com>
8340 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
8341 extension instructions.
8343 2008-03-15 Richard Guenther <rguenther@suse.de>
8345 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
8346 and fold constant aggregate refs.
8347 (fold_const_aggregate_ref): Handle string constants
8348 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
8349 (evaluate_stmt): Simplify now that ccp_fold folds constant
8352 2008-03-15 Paul Brook <paul@codesourcery.com>
8354 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
8355 (extzv): Use gen_extzv_t2.
8356 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
8358 2008-03-15 Richard Guenther <rguenther@suse.de>
8360 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
8361 (fold_const_aggregate_ref): Likewise.
8362 (get_value): Return NULL if we don't have any values.
8363 (ccp_finalize): Set const_val to NULL after freeing it.
8364 * tree-flow.h (get_symbol_constant_value): Declare.
8365 (fold_const_aggregate_ref): Likewise.
8366 * tree-ssa-sccvn.c (try_to_simplify): Use them.
8368 2008-03-15 Richard Guenther <rguenther@suse.de>
8371 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
8372 to not produce negative array indices if not allowed. Add
8373 parameter to indicate that.
8374 (maybe_fold_offset_to_component_ref): Allow negative array
8375 indices only for the first member of a structure.
8376 (maybe_fold_offset_to_reference): Allow negative array indices.
8377 (maybe_fold_stmt_addition): Likewise.
8379 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
8380 Anatoly Sokolov <aesok@post.ru>
8382 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
8383 (avr_arch): Add ARCH_AVR6.
8384 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
8385 (initial_elimination_offset): Initialize and use 'avr_pc_size'
8386 instead of fixed value 2.
8387 (print_operand_address): Use gs() asm specifier instead of pm().
8388 (avr_assemble_integer): (Ditto.).
8389 (avr_output_addr_vec_elt): (Ditto.).
8390 (print_operand): Handle "!" code.
8391 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
8392 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
8393 (AVR_HAVE_EIJMP_EICALL): Define.
8394 (AVR_3_BYTE_PC): Redefine.
8395 (AVR_2_BYTE_PC): (Ditto.).
8396 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
8397 (LINK_SPEC): Add atmega2560 and atmega2561.
8398 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
8400 * config/avr/avr.md (call_insn): Use eicall instead of icall
8401 for 3 byte PC devices.
8402 (call_value_insn): (Ditto.).
8403 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
8404 (indirect_jump): Use only for for 2 byte PC devices.
8405 (*tablejump): (Ditto.).
8406 (*indirect_jump_avr6): Add insn.
8407 (*tablejump_rjmp): Don't use for 3 byte PC devices.
8408 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
8409 instead of ijmp for 3 byte PC devices.
8410 (__tablejump2__): (Ditto.).
8411 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
8412 (MULITLIB_DIRNAMES): (Ditto.).
8413 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
8415 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
8417 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
8418 "sse2_umulsidi3". Use V1DI mode for operand 0.
8419 ("mmx_psadbw"): Use V1DI mode for operand 0.
8420 * config/i386/i386-modes.def (V1SI): New vector mode.
8421 * config/i386/i386.c (struct builtin_description)
8422 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
8423 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
8424 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
8425 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
8426 v1di_ftype_v8qi_v8qi type.
8427 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
8429 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
8430 __builtin_ia32_pmuludq]: Fix the mode of return value.
8432 2008-03-15 Richard Guenther <rguenther@suse.de>
8435 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
8438 2008-03-14 Bob Wilson <bob.wilson@acm.org>
8440 * doc/invoke.texi (Option Summary, Xtensa Options): Document
8441 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
8442 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
8443 unless TARGET_SERIALIZE_VOLATILE is enabled.
8444 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
8445 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
8446 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
8448 2008-03-14 Richard Guenther <rguenther@suse.de>
8450 PR tree-optimization/34172
8451 * tree-flow.h (refs_may_alias_p): Declare.
8452 (get_single_def_stmt): Likewise.
8453 (get_single_def_stmt_from_phi): Likewise.
8454 (get_single_def_stmt_with_phi): Likewise.
8455 * tree-dfa.c (refs_may_alias_p): New function.
8456 (get_single_def_stmt): Likewise.
8457 (get_single_def_stmt_from_phi): Likewise.
8458 (get_single_def_stmt_with_phi): Likewise.
8459 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
8460 (vn_reference_lookup_1): New helper function.
8461 (vn_reference_lookup): Walk the virtual use-def chain to
8462 continue searching for a match if the def does not alias the
8463 reference we are looking for.
8465 2008-03-14 David Edelsohn <edelsohn@gnu.org>
8467 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
8468 archive and Perzl. Update The Written Word listing.
8470 2008-03-14 Richard Guenther <rguenther@suse.de>
8472 PR tree-optimization/34043
8473 PR tree-optimization/33989
8474 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
8476 (bitmap_find_leader): Use extra argument to verify dominance
8477 relationship inside a basic-block.
8478 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
8479 (find_leader_in_sets): Adjust.
8480 (create_component_ref_by_pieces): Take extra argument for
8481 dominance check, handle lookup failures.
8482 (find_or_generate_expression): Likewise.
8483 (create_expression_by_pieces): Likewise.
8484 (insert_into_preds_of_block): Adjust.
8485 (create_value_expr_from): If asked for, verify all operands
8486 are in the blocks AVAIL_OUT set.
8487 (make_values_for_stmt): Check for SSA_NAMEs that are life
8488 over an abnormal edge.
8489 (compute_avail): Remove such check.
8490 (do_SCCVN_insertion): New function.
8491 (eliminate): If we do not find a leader suitable for replacement
8492 insert a replacement expression from SCCVN if available.
8493 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
8494 (struct vn_ssa_aux): Add needs_insertion flag.
8495 * tree-ssa-sccvn.c (may_insert): New global flag.
8496 (copy_reference_ops_from_ref): Value-number union member access
8497 based on its size, not type and member if insertion is allowed.
8498 (visit_reference_op_load): For a weak match from union type
8499 punning lookup a view-converted value and insert a SSA_NAME
8500 for that value if that is not found.
8501 (visit_use): Make dumps shorter. Do not disallow value numbering
8502 SSA_NAMEs that are life over an abnormal edge to constants.
8503 (free_scc_vn): Release inserted SSA_NAMEs.
8504 (run_scc_vn): New flag to specify whether insertion is allowed.
8505 Process SSA_NAMEs in forward order.
8506 * tree-ssa-loop-im.c (for_each_index): Handle invariant
8507 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
8508 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
8509 pointer type to/from integral types that do not change the
8510 precision to regular conversions.
8512 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8514 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8515 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8516 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
8517 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
8518 input arguments and the mode of return value. Built-in functions
8519 that operate on whole 64-bit MMX register now use V1DI mode.
8521 2008-03-13 Alon Dayan <alond@il.ibm.com>
8522 Olga Golovanevsky <olga@il.ibm.com>
8524 PR tree-optimization/35041
8525 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
8526 to locate the right position in a statement.
8528 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8532 * config/i386/xmmintrin.h: Change all static inline functions to
8533 extern inline and add __gnu_inline__ attribute.
8534 * config/i386/bmintrin.h: Ditto.
8535 * config/i386/smmintrin.h: Ditto.
8536 * config/i386/tmmintrin.h: Ditto.
8537 * config/i386/mmintrin-common.h: Ditto.
8538 * config/i386/ammintrin.h: Ditto.
8539 * config/i386/emmintrin.h: Ditto.
8540 * config/i386/pmmintrin.h: Ditto.
8541 * config/i386/mmintrin.h: Ditto.
8542 * config/i386/mm3dnow.h: Ditto.
8544 2008-03-13 Jakub Jelinek <jakub@redhat.com>
8547 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
8548 (lower_omp_2): New function.
8549 (lower_omp_1, lower_omp): Rewritten.
8551 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
8554 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
8555 with the phrase "Microsoft Windows compilers".
8556 (Push/Pop Macro Pragmas): New subsection. Document
8557 #pragma push_macro and pragma pop_macro.
8559 2008-03-12 Paul Brook <paul@codesourcery.com>
8561 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
8563 2008-03-12 Paul Brook <paul@codesourcery.com>
8565 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
8566 (thumb2_alusi3_short): Exclude PLUS and MINUS.
8567 (thumb2_addsi_shortim): Rename ...
8568 (thumb2_addsi_short): ... to this. Allow register operands.
8569 (thumb2_subsi_short): New pattern.
8570 (thumb2_one_cmplsi2_short,
8571 thumb2_negsi2_short): New patterns and peepholes.
8573 2008-03-12 Paul Brook <paul@codesourcery.com>
8575 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
8577 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
8579 * config/i386/i386.md (int_cond): New code iterator.
8581 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
8582 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
8583 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
8584 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
8585 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
8586 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
8587 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
8588 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
8590 2008-03-12 Paul Brook <paul@codesourcery.com>
8592 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
8593 instead of {arm,thumb}_compute_save_reg_mask.
8594 (output_return_instruction): Ditto.
8595 (thumb_unexpanded_epilogue): Ditto.
8596 (thumb1_expand_prologue): Ditto.
8597 (thumb1_output_function_prologue): Ditto.
8598 (arm_set_return_address): Ditto.
8599 (thumb_set_return_address): Ditto.
8600 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
8601 regs to achieve stack alignment.
8602 (thumb1_compute_save_reg_mask): Fix compiler warning.
8603 (arm_output_epilogue): Use offsets->saved_regs_mask.
8604 Adjust stack pointer by poping call clobered registers.
8605 (arm_expand_prologue): Use offsets->saved_regs_mask.
8606 Adjust stack pointer by pushing extra registers.
8607 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
8609 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
8612 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
8613 conversion to the operands of a multiplication.
8615 2008-03-12 Richard Guenther <rguenther@suse.de>
8617 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
8618 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
8619 * timevar.def (TV_TREE_PHIPROP): Add.
8620 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
8621 pass description. Use TV_TREE_PHIPROP.
8622 * tree-ssa-forwprop.c: Remove phiprop code.
8624 2008-03-12 Jakub Jelinek <jakub@redhat.com>
8627 * omp-low.c (maybe_lookup_decl): Constify first argument.
8628 (use_pointer_for_field): Change last argument from bool to
8629 omp_context *. Disallow shared copy-in/out in nested
8630 parallel if decl is shared in outer parallel too.
8631 (build_outer_var_ref, scan_sharing_clauses,
8632 lower_rec_input_clauses, lower_copyprivate_clauses,
8633 lower_send_clauses, lower_send_shared_vars): Adjust callers.
8635 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
8636 Ira Rosen <irar@il.ibm.com>
8638 * tree-vectorizer.c (free_stmt_vec_info): New function.
8639 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
8640 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
8641 * tree-vectorizer.h (free_stmt_vec_info): Declare.
8642 * tree-vect-transform.c (vectorizable_conversion): Free
8643 vec_oprnds0 if it was allocated.
8644 (vect_permute_store_chain): Remove unused VECs.
8645 (vectorizable_store): Free VECs that are allocated in the..
8647 (vect_transform_strided_load, vectorizable_load): Likewise.
8648 (vect_remove_stores): Simplify the code.
8649 (vect_transform_loop): Move code to vect_remove_stores().
8650 Call vect_remove_stores() and free_stmt_vec_info().
8652 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8654 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
8655 TARGET_HPUX. Revise comment.
8656 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
8657 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
8658 Use sr4 variant of `be' instruction when not generating PIC code.
8659 (attr_length_call): Adjust for above change.
8661 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8663 * ipa-reference.c (static_execute): Remove module_statics_const and
8664 associated setting code.
8666 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8669 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
8670 predicate for operand 1.
8671 (paritysi2_cmp): Use register_operand predicate for operand 2.
8672 Use earlyclobber modifier for operand 1. Remove support for
8674 (paritydi2_cmp): Use register_operand predicate for operand 3.
8675 Use earlyclobber modifier for operand 1. Remove support for
8678 2008-03-11 Paul Brook <paul@codesourcery.com>
8679 Vladimir Prus <vladimir@codesourcery.com>
8681 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
8682 (arm_compute_save_reg0_reg12_mask): Always
8683 check if register 11 must be saved. Always safe hard frame pointer
8684 when frame_pointer_needeed.
8685 (arm_compute_save_reg_mask): Save IP and PC
8686 only with apcs frames.
8687 (arm_output_epilogue): Adjust Thumb2 codepath to
8688 be also invoked and work for ARM non-apcs frames.
8689 (arm_expand_prologue): Don't bother saving IP
8690 for non-apcs frame, since it's not clobbered by
8691 prologue code. Implement non-apcs frame
8694 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8696 PR rtl-optimization/35281
8697 * expr.c (convert_move): Use a new pseudo for the intermediate
8698 from_mode->word_mode result.
8700 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8702 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
8703 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
8704 * toplev.c (compile_file): Don't call it.
8706 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8709 * expr.c (store_expr): Call emit_block_move if the mode
8710 of "temp" RTX is BLKmode.
8712 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8713 Richard Guenther <rguenther@suse.de>
8715 PR tree-optimization/31358
8716 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
8717 the step with a NULL_TREE.
8718 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
8719 to sizetype if type is a pointer type.
8720 (add_candidate_1): Don't convert the base and step to
8721 the generic type if the orginal type is a pointer type.
8722 (add_iv_value_candidates): Use sizetype for the step
8723 if type is a pointer type.
8724 (cand_value_at): Likewise.
8725 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
8727 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
8728 Don't convert the tem affine to the type.
8729 (add_elt_to_tree): Use sizetype for the step if a pointer.
8730 Use POINTER_PLUS_EXPR for pointers.
8731 (aff_combination_to_tree): Use sizetype for the step if a
8734 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
8736 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
8737 Remove commutativity hint.
8739 2008-03-10 Jakub Jelinek <jakub@redhat.com>
8743 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
8744 errorneous type. Check that v is a VAR_DECL.
8747 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
8749 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
8751 PR tree-optimization/35494
8752 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
8753 may be overriden at link and run time.
8755 2008-03-10 Richard Guenther <rguenther@suse.de>
8757 PR tree-optimization/34677
8758 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
8759 (poolify_tree): Likewise.
8760 (modify_expr_template): Likewise.
8761 (poolify_modify_stmt): Likewise.
8762 (insert_fake_stores): Handle all component-ref style stores
8763 in addition to INDIRECT_REF. Also handle complex types.
8764 Do not poolify the inserted load.
8765 (realify_fake_stores): Do not rebuild the tree but only
8766 make it a SSA_NAME copy.
8767 (init_pre): Remove initialzation of modify_expr_template.
8768 Do not allocate modify_expr_node_pool.
8769 (fini_pre): Do not free modify_expr_node_pool.
8771 2008-03-10 Paul Brook <paul@codesourcery.com>
8773 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
8776 2008-03-10 Paul Brook <paul@codesourcery.com>
8777 Mark Shinwell <shinwell@codesourcery.com>
8779 * config/arm/cortex-r4.md: New.
8780 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
8782 * config/arm/arm.md: Include cortex-r4.md.
8783 (insn): Add smmls, sdiv and udiv values.
8784 (generic_sched): Don't use generic scheduling for Cortex-R4.
8785 (arm_issue_rate): New function.
8786 (TARGET_SCHED_ISSUE_RATE): Define.
8788 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
8790 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
8792 2008-03-10 Richard Guenther <rguenther@suse.de>
8794 * tree-ssa-pre.c (get_sccvn_value): Simplify.
8795 (compute_avail): Do not add stmt uses to AVAIL_OUT.
8797 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
8799 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
8800 Set default to true.
8802 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8804 * c.opt (Wsynth): Deprecate.
8805 * doc/invoke.texi (Option Summary, Warning Options): Document
8806 -Wno-format-contains-nul.
8808 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
8811 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
8812 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
8814 2008-03-09 Ira Rosen <irar@il.ibm.com>
8816 * config/rs6000/rs6000.c (builtin_description): Rename vector
8817 left shift operations.
8818 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
8819 (altivec_vsl<VI_char>): Rename to ...
8820 (ashl<mode>3): ... new name.
8821 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
8823 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
8825 2008-03-08 Richard Guenther <rguenther@suse.de>
8827 * coverage.h (tree_coverage_counter_addr): Declare.
8828 * coverage.c (tree_coverage_counter_addr): New function.
8829 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
8831 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
8832 (tree_gen_one_value_profiler): Likewise.
8833 (tree_gen_ic_profiler): Likewise.
8834 (tree_gen_average_profiler): Likewise.
8835 (tree_gen_ior_profiler): Likewise.
8837 2008-03-08 Richard Guenther <rguenther@suse.de>
8839 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
8840 (vn_binary_op_insert): Likewise.
8841 (vn_unary_op_lookup): Likewise.
8842 (vn_unary_op_insert): Likewise.
8843 (vn_nary_op_lookup): Declare.
8844 (vn_nary_op_insert): Likewise.
8845 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
8846 and binary hashes, use a single obstack for unary_op_pool
8848 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
8849 a single struct vn_nary_op_s. Store tree code length and
8850 a variable number of operands.
8851 (struct vn_reference_op_struct): Remove unused op2.
8852 (vn_reference_op_eq): Do not compare op2.
8853 (vn_reference_op_compute_hash): Do not compute hash of op2.
8854 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
8855 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
8856 with vn_nary_op_compute_hash.
8857 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
8858 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
8860 (vn_unary_op_insert, vn_binary_op_insert): Replace with
8862 (visit_unary_op): Call nary functions.
8863 (visit_binary_op): Likewise.
8864 (process_scc): Adjust for struct vn_tables_s changes.
8865 (allocate_vn_table): Likewise.
8866 (free_vn_table): Likewise.
8867 * tree-vn.c (vn_add): Call nary functions.
8868 (vn_lookup): Likewise.
8870 2008-03-08 Jakub Jelinek <jakub@redhat.com>
8873 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
8874 wdst back after sync_compare_and_swapqhi_internal.
8876 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
8879 * config/i386/i386-modes.def (V1DI): New vector mode.
8880 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
8881 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
8882 (MMXMODE248): Ditto.
8883 (MMXMODE): Add V1DI mode.
8884 (mmxvecsize): Change DI mode to V1DI mode.
8885 ("mov<mode>): Use MMXMODEI8 mode iterator.
8886 ("*mov<mode>_internal_rex64"): Ditto.
8887 ("*mov<mode>_internal"): Ditto.
8888 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
8889 ("mmx_sub<mode>3"): Ditto.
8890 ("mmx_adddi3"): Remove insn pattern.
8891 ("mmx_subdi3"): Ditto.
8892 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
8893 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
8894 ("mmx_ashl<mode>3"): Ditto.
8895 ("mmx_lshrdi3"): Remove insn pattern.
8896 ("mmx_ashldi3"): Ditto.
8897 * config/i386/i386.c (classify_argument): Handle V1DImode.
8898 (function_arg_advance_32): Ditto.
8899 (function_arg_32): Ditto.
8900 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
8901 mmx_addv1di3 insn pattern.
8902 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
8903 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
8904 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
8905 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
8906 Remove definitions of built-in functions.
8907 (V1DI_type_node): New node.
8908 (v1di_ftype_v1di_int): Ditto.
8909 (v1di_ftype_v1di_v1di): Ditto.
8910 (v2si_ftype_v2si_si): Ditto.
8911 (v4hi_ftype_v4hi_di): Remove node.
8912 (v2si_ftype_v2si_di): Ditto.
8913 (ix86_init_mmx_sse_builtins): Handle V1DImode.
8914 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
8915 Redefine builtins using def_builtin_const with *_ftype_*_int node.
8916 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
8917 Add new builtins using def_builtin_const.
8918 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
8919 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
8920 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
8921 * config/i386/mmintrin.h (__v1di): New typedef.
8922 (_mm_add_si64): Cast arguments to __v1di type.
8923 (_mm_sub_si64): Ditto.
8924 (_mm_sll_pi16): Cast __count to __v4hi type.
8925 (_mm_sll_pi32): Cast __count to __v2si type.
8926 (_mm_sll_si64): Cast arguments to __v1di type.
8927 (_mm_srl_pi16): Cast __count to __v4hi type.
8928 (_mm_srl_pi32): Cast __count to __v2si type.
8929 (_mm_srl_si64): Cast arguments to __v1di type.
8930 (_mm_sra_pi16): Cast __count to __v4hi type.
8931 (_mm_sra_pi32): Cast __count to __v2si type.
8932 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
8933 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
8934 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
8935 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
8936 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
8937 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
8938 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
8939 (_mm_srai_pi32): Use __builtin_ia32_psradi.
8940 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
8941 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8942 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8943 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
8945 2008-03-07 Joseph Myers <joseph@codesourcery.com>
8947 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
8949 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
8952 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
8953 reg+const addressing for Altivec modes. Don't generate reg+reg
8954 addressing for TFmode or TDmode quantities.
8956 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
8958 * c-common.c (vector_types_convertible_p): Call langhook
8959 instead of comptypes.
8961 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8964 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
8965 integral and scalar float variables which have a
8968 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
8970 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
8971 dwarf_register_span hook when emitting unwind information for
8972 register-to-memory saves.
8973 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
8974 (rs6000_frame_related): Remove call to spe_synthesize_frame.
8976 2008-03-06 Jakub Jelinek <jakub@redhat.com>
8978 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
8979 for the same VAR_DECL.
8981 2008-03-06 Tom Tromey <tromey@redhat.com>
8984 * doc/standards.texi (Standards): Don't mention treelang.
8985 * doc/invoke.texi (Overall Options): Don't mention treelang.
8986 * doc/install.texi (Prerequisites): Don't mention bison or
8988 (Configuration): Don't mention treelang.
8989 (Building): Likewise.
8990 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
8992 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
8994 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
8995 word-extractions out of a multi-word object.
8997 2008-03-06 Richard Guenther <rguenther@suse.de>
8999 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
9000 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
9001 result type and precision.
9002 * expr.c (get_inner_reference): Set unsignedp based on the result
9003 type of BIT_FIELD_REF.
9004 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
9005 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
9006 (try_instantiate_multiple_fields): Likewise. Use the correct type
9008 (sra_build_assignment): Likewise.
9009 (sra_build_elt_assignment): Likewise.
9010 (sra_explode_bitfield_assignment): Likewise.
9011 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
9012 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
9013 set BIT_FIELD_REF_UNSIGNED.
9014 (vectorizable_load): Likewise.
9016 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
9018 * cse.c (cse_extended_basic_block): Invalidate artificial defs
9021 2008-03-06 Richard Guenther <rguenther@suse.de>
9023 * alias.c (struct alias_set_entry): Move has_zero_child field
9024 to pack with alias_set.
9026 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9028 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9031 2008-03-05 Ian Lance Taylor <iant@google.com>
9033 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
9035 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9037 * fwprop.c (update_df): Support width and offset parameters of
9039 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
9040 global_conflicts): Change DF_REF_EXTRACT to either
9041 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9042 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9043 * df-scan.c (df_ref_record, df_defs_record,
9044 df_ref_create_structure, df_def_record_1, df_uses_record,
9045 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
9046 df_bb_refs_collect, df_entry_block_defs_collect,
9047 df_exit_block_uses_collect): Support new width and offset fields.
9048 (ref_extract_pool): New storage pool.
9049 (df_free_ref): New function.
9050 (df_reg_chain_unlink, df_free_collection_rec,
9051 df_sort_and_compress_refs): Call df_free_ref.
9052 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
9054 (df_ref_create_structure): Allocate df_ref_extract if offset and
9055 width fields are used.
9056 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
9057 (df_uses_record): Get offset and width from ZERO_EXTRACT
9059 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
9060 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9061 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9062 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
9063 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9064 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9065 (df_ref_extract): New structure.
9066 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
9067 (df_ref_create): Add width and offset parameters.
9069 2008-03-05 Richard Guenther <rguenther@suse.de>
9071 * tree-ssa-structalias.c (get_constraint_for_component_ref):
9072 Use ranges_overlap_p.
9073 (offset_overlaps_with_access): Rename
9074 to ranges_overlap_p and move ...
9075 * tree-flow-inline.h (ranges_overlap_p): ... here.
9077 * tree.h (get_inner_reference, handled_component_p): Update
9080 * tree.h (record_component_aliases, get_alias_set,
9081 alias_sets_conflict_p, alias_sets_must_conflict_p,
9082 objects_must_conflict_p): Move declarations ...
9083 * alias.h (record_component_aliases, get_alias_set,
9084 alias_sets_conflict_p, alias_sets_must_conflict_p,
9085 objects_must_conflict_p): ... here.
9086 Include coretypes.h.
9087 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
9089 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
9091 * cfg.c: Include tree-flow.h.
9092 (remove_edge_raw): Call redirect_edge_var_map_clear.
9093 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
9094 * tree-flow-inline.h (redirect_edge_var_map_def): New.
9095 (redirect_edge_var_map_result): New.
9096 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
9097 PENDING_STMT use with redirect_edge_var_map_*.
9098 * tree-ssa.c (edge_var_maps): New definition.
9099 (redirect_edge_var_map_add): New.
9100 (redirect_edge_var_map_clear): New.
9101 (redirect_edge_var_map_dup): New.
9102 (redirect_edge_var_map_vector): New.
9103 (redirect_edge_var_map_destroy): New.
9104 (ssa_redirect_edge): Replace PENDING_STMT use with
9105 redirect_edge_var_map_*.
9106 (flush_pending_stmts): Same.
9107 (delete_tree_ssa): Destroy edge var map.
9108 * tree-flow.h (struct _edge_var_map): New.
9109 Define edge_var_map vector type.
9110 Declare redirect_edge_var_map_* prototypes.
9111 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
9112 * tree-cfg.c (reinstall_phi_args): Replace
9113 PENDING_STMT use with redirect_edge_var_map_*.
9115 2008-03-05 Richard Guenther <rguenther@suse.de>
9117 PR tree-optimization/35472
9118 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
9119 whose single use_stmt has a overlapping set of loaded and
9120 stored symbols as that use_stmt might be a noop assignment then.
9122 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9124 * gthr-rtems.h: Implement __gthread_mutex_destroy.
9126 2008-03-05 Richard Guenther <rguenther@suse.de>
9129 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
9130 should be constants.
9131 * tree-cfg.c (verify_expr): Verify it.
9132 * fold-const.c (fold_truthop): Remove code generating
9133 BIT_FIELD_REFs of structure bases.
9134 (fold_binary): Likewise.
9135 (fold_ternary): Position and size of BIT_FIELD_REFs are
9136 always host integers.
9137 (make_bit_field_ref): Remove.
9138 (optimize_bit_field_compare): Remove.
9139 (all_ones_mask_p): Remove.
9141 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
9144 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
9145 (split_block_and_df_analyze): New. Split basic block and rebuild
9147 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
9149 (split_pattern_seq): Likewise.
9150 (erase_matching_seqs): Likewise.
9151 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
9153 2008-03-04 Geoff Keating <geoffk@apple.com>
9155 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
9156 declaration and code.
9157 (tree_invalid_nonnegative_warnv_p): Likewise.
9159 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9161 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
9162 examples. Truncate option-names then causing overfull hbox.
9164 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9167 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
9169 * configure: Rebuilt.
9171 2008-03-04 Rafael Espindola <espindola@google.com>
9173 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
9174 (tree_unary_nonnegative_warnv_p): New.
9175 (tree_binary_nonnegative_warnv_p): New.
9176 (tree_single_nonnegative_warnv_p): New.
9177 (tree_invalid_nonnegative_warnv_p): New.
9178 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
9180 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9183 * opts.c (handle_option): Postpone 'unknown option' errors only for
9186 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
9189 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
9192 2008-03-04 Rafael Espindola <espindola@google.com>
9194 * fold-const.c (tree_unary_nonzero_warnv_p): New.
9195 (tree_binary_nonzero_warnv_p): New.
9196 (tree_single_nonzero_warnv_p): New.
9197 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
9199 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
9202 * fold-const.c (fold_cond_expr_with_comparison): Prevent
9203 transformations for modes that have signed zeros.
9204 * ifcvt.c (noce_try_abs): Ditto.
9206 2008-03-04 Joseph Myers <joseph@codesourcery.com>
9208 * config/i386/i386.c (override_options): Force
9209 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
9211 2008-03-04 Jan Hubicka <jh@suse.cz>
9214 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
9217 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
9219 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
9220 label to probe the stack.
9222 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
9224 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
9225 (__gthr_win32_mutex_destroy): Declare.
9226 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
9227 __gthr_win32_mutex_destroy.
9228 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
9230 2008-03-03 Jan Hubicka <jh@suse.cz>
9233 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
9234 aggressive on inlining cold calls.
9236 2008-03-03 Richard Guenther <rguenther@suse.de>
9238 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
9239 struct copies into the expression table.
9240 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
9241 (try_to_simplify): Likewise.
9242 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
9243 integral and pointer arguments which do not change the
9244 precision to NOP_EXPRs.
9245 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
9246 VIEW_CONVERT_EXPR case.
9248 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
9250 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
9251 defined in a loop at depth 0 is invariant.
9252 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
9253 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
9254 be called at loop depth 0.
9256 2008-03-02 Jakub Jelinek <jakub@redhat.com>
9259 * gcc.c (process_command): Update copyright notice dates.
9260 * gcov.c (print_version): Likewise.
9261 * gcov-dump.c (print_version): Likewise.
9262 * mips-tfile.c (main): Likewise.
9263 * mips-tdump.c (main): Likewise.
9265 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9268 * c-common.c (flag_permissive): Delete.
9269 (constant_expression_warnings): Check flags first.
9270 (constant_expression_error): New.
9271 * c-common.h (flag_permissive): Delete.
9272 (constant_expression_error): Declare.
9273 * flags.h (flag_permissive): Declare. Update description.
9274 * diagnostic.c (pedwarn): Update.
9276 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
9277 (permissive_error_kind): New.
9278 * toplev.c (flag_permissive): Define. Update description.
9279 * toplev.h (permissive_error_kind): Declare.
9280 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
9281 (pedwarn_c90): Use pedantic_warning_kind.
9282 * c-opts.c (c_common_post_options): flag_permissive does not affect
9283 flag_pedantic_errors.
9285 2008-03-02 Joseph Myers <joseph@codesourcery.com>
9287 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
9288 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
9289 __absvsi2, __absvDI2): Use unsigned arithmetic.
9291 2008-03-02 Andi Kleen <ak@suse.de>
9292 Richard Guenther <rguenther@suse.de>
9294 * struct-equiv.c: Remove file.
9295 * cfg_cleanup.c (condjump_equiv_p): Remove.
9296 * Makefile.in (OBJS-common): Remove struct-equiv.o.
9297 (struct-equiv.o): Remove rule.
9298 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
9299 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
9300 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
9302 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9304 * ifcvt.c (noce_process_if_block): Try to handle only the then
9305 block if the else block exists but isn't suitable.
9307 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9310 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
9311 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
9312 regression from previous patch.
9314 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9317 * gthr.h: Add __gthread_mutex_destroy as a function that must be
9319 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
9320 * gthr-single.h (__gthread_mutex_destroy): Likewise.
9321 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
9322 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
9323 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
9324 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
9325 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
9326 (__gthread_mutex_destroy_function): Rename to
9327 __gthread_mutex_destroy.
9328 * gthr-dce.h (__gthread_mutex_destroy): Call
9329 pthread_mutex_destroy.
9330 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
9331 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
9332 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
9334 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9336 * df-scan.c (df_ref_chain_change_bb): Simplify.
9337 (df_insn_change_bb): Add new_bb argument. Simplify. Call
9338 set_block_for_insn if there's any change.
9339 * df.h ((df_insn_change_bb): Fix prototype.
9340 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
9341 df_insn_change_bb, don't call set_block_for_insn.
9342 * emit-rtl.c (reorder_insns): Likewise.
9343 * haifa-sched.c (move_insn): Likewise.
9345 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9347 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
9349 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9351 * tree-flow-inline.h (next_readonly_imm_use): Return
9352 NULL_USE_OPERAND_P after the end.
9354 2008-03-01 Richard Guenther <rguenther@suse.de>
9356 PR tree-optimization/35411
9357 * tree-sra.c (sra_build_assignment): Split conversion to
9358 final type to a separate statement if we are not assigning
9361 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9363 * fold-const.c (fold_convertible_p): Correct the logic to follow
9364 that in fold_convert().
9366 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
9369 * tree-inline.c (build_duplicate_type): When we make a
9370 duplicate type, make it unique in the canonical types system.
9372 2008-02-29 Tom Tromey <tromey@redhat.com>
9374 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
9375 input_file_stack_history, input_file_stack_restored): Remove.
9376 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9377 * input.h (struct file_stack): Remove.
9378 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9379 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
9381 * diagnostic.h (struct diagnostic_context) <last_module>: Change
9383 (diagnostic_last_module_changed): Add 'map' argument.
9384 (diagnostic_set_last_function): Likewise.
9385 * diagnostic.c (undiagnostic_report_current_module): Iterate using
9386 line map, not input_file_stack.
9387 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
9389 2008-02-29 Paul Brook <paul@codesourcery.com>
9391 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
9393 2008-02-29 Paul Brook <paul@codesourcery.com>
9395 * config/arm/ieee754-df.S (muldf3): Use RET macros.
9397 2008-02-29 Richard Guenther <rguenther@suse.de>
9399 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
9401 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
9402 value for comparing for a store match.
9403 (simplify_unary_expression): Do nothing for SSA_NAMEs.
9404 (try_to_simplify): Do not do a full-blown reference lookup.
9406 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9408 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
9409 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9411 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
9413 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
9415 * tree-loop-linear.c (try_interchange_loops): Compare memory access
9416 strides against cache sizes.
9418 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9420 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
9423 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
9425 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
9426 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
9427 is smaller than the original promoted value.
9428 (simplify_subreg): If OP is a SUBREG, try to preserve its
9429 SUBREG_PROMOTED_VAR_P information.
9431 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
9433 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
9434 (VN_INFO_GET): Allocate new objects on the obstack.
9435 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
9436 for rpo_numbers_temp, for consistency.
9437 (free_scc_vn): Free the obstack.
9439 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
9441 * doc/invoke.texi: Document -ftree-loop-distribution.
9442 * tree-loop-distribution.c: New.
9443 * tree-pass.h (pass_loop_distribution): New.
9444 * graphds.h (struct graph): Add htab_t indices.
9445 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
9446 * tree-vectorizer.c (rename_variables_in_loop): Extern.
9447 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
9448 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
9449 * tree-data-ref.c (debug_data_dependence_relations): New.
9450 (dump_data_dependence_relation): Also print data references.
9451 (free_data_ref): Extern.
9452 (same_access_functions): Moved...
9453 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
9454 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9455 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
9456 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
9457 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
9458 (stmts_from_loop): Skip LABEL_EXPR.
9459 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
9461 (build_rdg): Initialize rdg->indices htab.
9462 (free_rdg, stores_from_loop, ref_base_address,
9463 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
9464 have_similar_memory_accesses_1, ref_base_address_1,
9465 remove_similar_memory_refs): New.
9466 * tree-data-ref.h: Depend on tree-chrec.h.
9467 (debug_data_dependence_relations, free_data_ref): Declared.
9468 (same_access_functions): ... here.
9469 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
9471 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
9472 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
9473 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
9474 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9475 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
9476 rdg_vertex_for_stmt): Declared.
9477 (struct rdg_edge): Add level.
9479 (free_rdg, stores_from_loop, remove_similar_memory_refs,
9480 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
9482 (rdg_has_similar_memory_accesses): New.
9483 * tree-vect-analyze.c: Remove unused static decls.
9484 * lambda.h (dependence_level): New.
9485 * common.opt (ftree-loop-distribution): New.
9486 * tree-flow.h (mark_virtual_ops_in_bb,
9487 slpeel_tree_duplicate_loop_to_edge_cfg,
9488 rename_variables_in_loop): Declared.
9489 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
9490 (OBJS-common): Add tree-loop-distribution.o.
9491 (tree-loop-distribution.o): New rule.
9492 * tree-cfg.c (mark_virtual_ops_in_bb): New.
9493 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
9494 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
9496 2008-02-28 Joseph Myers <joseph@codesourcery.com>
9499 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
9500 other than structures and unions.
9502 2008-02-28 Richard Guenther <rguenther@suse.de>
9505 2008-02-26 Richard Guenther <rguenther@suse.de>
9507 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9508 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9509 (lookup_decl_from_uid): Declare.
9510 (remove_decl_from_map): Likewise.
9511 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9512 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9513 (decl_for_uid_map): New global hashtable mapping DECL_UID
9515 (init_ttree): Allocate it.
9516 (insert_decl_to_uid_decl_map): New helper function.
9517 (make_node_stat): Insert new decls into the map.
9518 (copy_node_stat): Likewise.
9519 (lookup_decl_from_uid): New function.
9520 (remove_decl_from_map): Likewise.
9521 (print_decl_for_uid_map_statistics): New helper.
9522 (dump_tree_statistics): Call it.
9524 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9525 (referenced_var_iterator): Adjust.
9526 (FOR_EACH_REFERENCED_VAR): Adjust.
9527 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9528 (num_referenced_vars): Adjust.
9529 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9530 (first_referenced_var): Remove.
9531 (end_referenced_vars_p): Likewise.
9532 (next_referenced_var): Likewise.
9533 (referenced_var_iterator_set): New helper function.
9534 * tree-dfa.c (referenced_var_lookup): Adjust.
9535 (referenced_var_check_and_insert): Likewise.
9536 (remove_referenced_var): Likewise.
9537 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9538 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9539 (verify_call_clobbering): Likewise.
9540 (verify_memory_partitions): Likewise.
9541 (init_tree_ssa): Allocate bitmap instead of hashtable for
9543 (delete_tree_ssa): Adjust.
9544 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9545 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9546 (compute_tag_properties): Likewise.
9547 (set_initial_properties): Likewise.
9548 (find_partition_for): Likewise.
9549 (update_reference_counts): Likewise.
9550 (dump_may_aliases_for): Likewise.
9551 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9552 (add_call_clobber_ops): Likewise.
9553 (add_call_read_ops): Likewise.
9554 (get_asm_expr_operands): Likewise.
9555 * tree-into-ssa.c (dump_decl_set): Likewise.
9556 (update_ssa): Likewise.
9557 * tree-sra.c (scan_function): Likewise.
9558 (decide_instantiations): Likewise.
9559 (scalarize_parms): Likewise.
9560 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9561 (dsa_named_for): Likewise.
9562 * tree-ssa-structalias.c (update_alias_info): Likewise.
9563 (merge_smts_into): Likewise.
9565 2008-02-27 David Daney <ddaney@avtrex.com>
9568 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
9569 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
9570 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
9571 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
9572 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
9574 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
9577 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
9578 (BUILT_IN_NEXTTOWARD): Remove.
9579 (BUILT_IN_NEXTTOWARDF): Ditto.
9580 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
9581 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
9583 2008-02-27 Tom Tromey <tromey@redhat.com>
9585 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
9586 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
9588 2008-02-27 Jan Beulich <jbeulich@novell.com>
9590 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
9591 update the respective field on newdecl.
9593 2008-02-27 Revital Eres <eres@il.ibm.com>
9595 PR rtl-optimization/34999
9596 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
9597 crossing edges that ends with a call insn.
9598 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
9599 call insn and clear the EDGE_CROSSING flag of the crossing edge
9600 when fixing fallthru edges.
9602 2008-02-27 Richard Guenther <rguenther@suse.de>
9605 * fold-const.c (fold_unary): Return the correct argument,
9606 converted to the result type.
9608 2008-02-27 Richard Guenther <rguenther@suse.de>
9611 * expr.c (expand_expr_real_1): Assert on rotates that operate
9613 * fold-const.c (fold_binary): Use the types precision, not the
9614 bitsize of the mode if folding rotate expressions. Build rotates
9615 only for full modes.
9617 2008-02-27 Jakub Jelinek <jakub@redhat.com>
9619 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
9621 * c-pragma.c (pragma_ns_name): New typedef.
9622 (registered_pp_pragmas): New variable.
9623 (c_pp_lookup_pragma): New function.
9624 (c_register_pragma_1): If flag_preprocess_only, do nothing
9625 for non-expanded pragmas, for expanded ones push pragma's
9626 namespace and name into registered_pp_pragmas vector.
9627 (c_invoke_pragma_handler): Register OpenMP pragmas even when
9628 flag_preprocess_only, don't register GCC pch_preprocess
9629 pragma if flag_preprocess_only.
9630 * c-opts.c (c_common_init): Call init_pragma even if
9631 flag_preprocess_only.
9632 * c-pragma.c (c_pp_lookup_pragma): New prototype.
9633 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
9634 cpp_register_pragma if flag_preprocess_only.
9636 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9639 * c-parser.c (c_parser_translation_unit): Warn for empty
9640 translation unit, not empty source file.
9642 2008-02-26 Paul Brook <paul@codesourcery.com>
9644 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
9645 operand for Thumb-2.
9646 * config/arm/arm.h (reg_class): Add CORE_REGS.
9647 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
9648 (BASE_REG_CLASS): Use CORE_REGS.
9649 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
9650 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
9651 (REGNO_OK_FOR_INDEX_P): Exclude SP.
9652 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
9653 ARM_REGNO_OK_FOR_INDEX_P.
9654 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
9655 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
9656 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
9657 (ldm/stm peepholes): Ditto.
9658 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
9659 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
9660 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
9661 * config/arm/constraints.md: Enable "k" constraint on ARM.
9663 2008-02-27 Ben Elliston <bje@au.ibm.com>
9665 * config/rs6000/rs6000.c: Annotate cache line size field in all
9666 instances of struct processor_costs.
9668 2008-02-26 David Edelsohn <edelsohn@gnu.org>
9670 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
9671 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
9672 jump_bypass): New counters.
9673 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
9674 * dce.c (gate_ud_dce): Same.
9675 (gate_fast_dce): Same.
9676 * dse.c (gate_dse1): New function.
9677 (gate_dse2): New function.
9678 (gate_dse): Merge results of new gate functions.
9679 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
9680 (gate_handle_jump_bypass): Add dbg_cnt.
9681 (gate_handle_gcse): Add dbg_cnt.
9682 * ifcvt.c (gate_handle_if_conversion): Same.
9683 (gate_handle_if_after_combine): Same.
9684 (gate_handle_if_after_reload): Same.
9685 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
9687 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
9689 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
9691 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
9693 2008-02-26 Jason Merrill <jason@redhat.com>
9696 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
9697 alone if it's the naming decl for the type's main variant.
9699 2008-02-26 Tom Tromey <tromey@redhat.com>
9701 * system.h (USE_MAPPED_LOCATION): Poison.
9702 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
9703 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
9704 (make_goto_expr_edges): Likewise.
9705 (remove_bb): Likewise.
9706 (execute_warn_function_return): Likewise.
9707 * basic-block.h (struct edge_def) <goto_locus>: Change type to
9709 * c-common.c (fname_decl): Remove old location code.
9710 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
9712 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
9714 (ASM_INPUT_SOURCE_LOCATION): Likewise.
9715 (gen_rtx_ASM_INPUT): Likewise.
9716 (gen_rtx_ASM_INPUT_loc): Likewise.
9717 (get_rtx_asm_OPERANDS): Remove.
9718 * cfglayout.c (insn_locators_alloc): Remove old location code.
9719 (set_curr_insn_source_location): Likewise.
9720 (curr_insn_locator): Likewise.
9721 * print-tree.c (print_node): Remove old location code.
9722 * tree-mudflap.c (mf_varname_tree): Remove old location code.
9723 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
9724 * cfgexpand.c (expand_gimple_cond_expr): Don't use
9725 location_from_locus.
9726 (construct_exit_block): Remove old location code.
9727 * emit-rtl.c (force_next_line_note): Remove old location code.
9728 * profile.c (branch_prob): Remove old location code.
9729 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
9730 LOC_LINE): Remove old-location variants.
9731 * langhooks.c (lhd_print_error_function): Remove old location
9733 * configure, config.in: Rebuilt.
9734 * configure.ac (--enable-mapped-location): Remove.
9735 * c-decl.c (c_init_decl_processing): Remove old location code.
9736 (finish_function): Likewise.
9737 * recog.c (decode_asm_operands): Remove old location code.
9738 * c-pch.c (c_common_read_pch): Remove old location code.
9739 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
9741 * gimple-low.c (lower_function_body): Remove old location code.
9742 * toplev.c (unknown_location): Remove.
9743 (push_srcloc): Remove old-location variant.
9744 (process_options): Remove old location code.
9745 (lang_dependent_init): Likewise.
9746 * input.h (UNKNOWN_LOCATION): Move definition.
9747 (location_t): Undeprecate.
9748 (source_locus): Remove.
9749 (location_from_locus): Remove.
9750 (struct location_s): Remove.
9751 Remove all old-location code.
9752 (input_line, input_filename): Remove.
9753 * final.c (final_scan_insn): Remove old location code.
9754 * diagnostic.c (diagnostic_build_prefix): Remove
9755 USE_MAPPED_LOCATION test.
9756 * tree.h (gimple_stmt) <locus>: Now a location_t.
9757 (tree_exp) <locus>: Likewise.
9758 (DECL_IS_BUILTIN): Remove old-location variant.
9759 (annotate_with_file_line, annotate_with_locus): Likewise.
9760 (expr_locus, set_expr_locus): Update.
9761 * tree.c (build1_stat): Remove old location code.
9762 (last_annotated_node): Remove.
9763 (annotate_with_file_line): Remove old-location variant.
9764 (annotate_with_locus): Likewise.
9765 (expr_location): Remove old location code.
9766 (set_expr_location): Likewise.
9767 (expr_has_location): Likewise.
9768 (expr_locus): Likewise.
9769 (set_expr_locus): Likewise.
9770 (expr_filename): Don't use location_from_locus.
9771 (expr_lineno): Likewise.
9772 * rtl-error.c (location_for_asm): Remove old location code.
9773 * c-lex.c (cb_line_change): Remove old location code.
9774 (fe_file_change): Likewise.
9775 (cb_def_pragma): Likewise.
9776 (c_lex_with_flags): Likewise.
9777 * gengtype.c (do_typedef): Don't special-case location types.
9778 (define_location_structures): Remove.
9779 (main): Don't call define_location_structures.
9780 * tree-pretty-print.c (dump_implicit_edges): Remove old location
9783 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9786 * builtins.def (BUILT_IN_STDARG_START): Remove.
9787 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
9788 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9789 * tree-inline.c (inline_forbidden_p_1): Likewise.
9791 2008-02-26 Richard Guenther <rguenther@suse.de>
9793 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9794 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9795 (lookup_decl_from_uid): Declare.
9796 (remove_decl_from_map): Likewise.
9797 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9798 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9799 (decl_for_uid_map): New global hashtable mapping DECL_UID
9801 (init_ttree): Allocate it.
9802 (insert_decl_to_uid_decl_map): New helper function.
9803 (make_node_stat): Insert new decls into the map.
9804 (copy_node_stat): Likewise.
9805 (lookup_decl_from_uid): New function.
9806 (remove_decl_from_map): Likewise.
9807 (print_decl_for_uid_map_statistics): New helper.
9808 (dump_tree_statistics): Call it.
9810 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9811 (referenced_var_iterator): Adjust.
9812 (FOR_EACH_REFERENCED_VAR): Adjust.
9813 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9814 (num_referenced_vars): Adjust.
9815 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9816 (first_referenced_var): Remove.
9817 (end_referenced_vars_p): Likewise.
9818 (next_referenced_var): Likewise.
9819 (referenced_var_iterator_set): New helper function.
9820 * tree-dfa.c (referenced_var_lookup): Adjust.
9821 (referenced_var_check_and_insert): Likewise.
9822 (remove_referenced_var): Likewise.
9823 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9824 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9825 (verify_call_clobbering): Likewise.
9826 (verify_memory_partitions): Likewise.
9827 (init_tree_ssa): Allocate bitmap instead of hashtable for
9829 (delete_tree_ssa): Adjust.
9830 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9831 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9832 (compute_tag_properties): Likewise.
9833 (set_initial_properties): Likewise.
9834 (find_partition_for): Likewise.
9835 (update_reference_counts): Likewise.
9836 (dump_may_aliases_for): Likewise.
9837 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9838 (add_call_clobber_ops): Likewise.
9839 (add_call_read_ops): Likewise.
9840 (get_asm_expr_operands): Likewise.
9841 * tree-into-ssa.c (dump_decl_set): Likewise.
9842 (update_ssa): Likewise.
9843 * tree-sra.c (scan_function): Likewise.
9844 (decide_instantiations): Likewise.
9845 (scalarize_parms): Likewise.
9846 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9847 (dsa_named_for): Likewise.
9848 * tree-ssa-structalias.c (update_alias_info): Likewise.
9849 (merge_smts_into): Likewise.
9851 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9854 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
9855 * c-opts.c (c_common_handle_option): Wall enables
9856 Wvolatile-register-var.
9857 * common.opt: Move Wvolatile-register-var to...
9860 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9862 * common.opt (Wlarger-than=): New.
9863 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
9865 * opts.c (common_handle_option): Handle -Wlarger-than=.
9866 * optc-gen.awk: Likewise.
9867 * opth-gen.awk: Likewise.
9868 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
9869 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9871 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9873 * c-common.c (match_case_to_enum_1): Add appropriate
9874 OPT_W* parameter to warning.
9875 (c_do_switch_warnings): Likewise.
9876 * c-typeck.c (warning_init): Add one more parameter following
9878 (push_init_level): Update call to warning_init.
9879 (pop_init_level): Likewise.
9880 (add_pending_init): Likewise.
9881 (output_init_element: Likewise.
9883 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9886 * toplev.c (toplev_main): If there are warnings or error, print
9887 errors for ignored options.
9888 * opts.c (ignored_options): New static variable.
9889 (postpone_unknown_option_error): New.
9890 (print_ignored_options): New.
9891 (handle_option): Postpone errors for unknown -Wno-* options.
9892 * opts.h (print_ignored_options): Declare.
9894 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
9896 * config/mips/mips.md (loadgp_blockage, blockage): Change type
9899 2008-02-25 Richard Guenther <rguenther@suse.de>
9902 2008-02-25 Richard Guenther <rguenther@suse.de>
9904 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9905 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9906 (lookup_decl_from_uid): Declare.
9907 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9908 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9909 (decl_for_uid_map): New global hashtable mapping DECL_UID
9911 (init_ttree): Allocate it.
9912 (insert_decl_to_uid_decl_map): New helper function.
9913 (make_node_stat): Insert new decls into the map.
9914 (copy_node_stat): Likewise.
9915 (lookup_decl_from_uid): New function.
9916 (print_decl_for_uid_map_statistics): New helper.
9917 (dump_tree_statistics): Call it.
9919 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9920 (referenced_var_iterator): Adjust.
9921 (FOR_EACH_REFERENCED_VAR): Adjust.
9922 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9923 (num_referenced_vars): Adjust.
9924 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9925 (first_referenced_var): Remove.
9926 (end_referenced_vars_p): Likewise.
9927 (next_referenced_var): Likewise.
9928 (referenced_var_iterator_set): New helper function.
9929 * tree-dfa.c (referenced_var_lookup): Adjust.
9930 (referenced_var_check_and_insert): Likewise.
9931 (remove_referenced_var): Likewise.
9932 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9933 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9934 (verify_call_clobbering): Likewise.
9935 (verify_memory_partitions): Likewise.
9936 (init_tree_ssa): Allocate bitmap instead of hashtable for
9938 (delete_tree_ssa): Adjust.
9939 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9940 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9941 (compute_tag_properties): Likewise.
9942 (set_initial_properties): Likewise.
9943 (find_partition_for): Likewise.
9944 (update_reference_counts): Likewise.
9945 (dump_may_aliases_for): Likewise.
9946 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9947 (add_call_clobber_ops): Likewise.
9948 (add_call_read_ops): Likewise.
9949 (get_asm_expr_operands): Likewise.
9950 * tree-into-ssa.c (dump_decl_set): Likewise.
9951 (update_ssa): Likewise.
9952 * tree-sra.c (scan_function): Likewise.
9953 (decide_instantiations): Likewise.
9954 (scalarize_parms): Likewise.
9955 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9956 (dsa_named_for): Likewise.
9957 * tree-ssa-structalias.c (update_alias_info): Likewise.
9958 (merge_smts_into): Likewise.
9960 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9963 * doc/invoke.texi (-fcx-limited-range): Document new option.
9964 * toplev.c (process_options): Handle -fcx-fortran-rules.
9965 * common.opt: Add documentation for -fcx-fortran-rules.
9967 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9970 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
9971 actual behaviour and C99.
9973 2008-02-26 Ben Elliston <bje@au.ibm.com>
9975 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
9976 (ASM_CPU_POWER6_SPEC): Likewise.
9977 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
9978 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
9979 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
9981 2008-02-25 Richard Guenther <rguenther@suse.de>
9983 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9984 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9985 (lookup_decl_from_uid): Declare.
9986 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9987 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9988 (decl_for_uid_map): New global hashtable mapping DECL_UID
9990 (init_ttree): Allocate it.
9991 (insert_decl_to_uid_decl_map): New helper function.
9992 (make_node_stat): Insert new decls into the map.
9993 (copy_node_stat): Likewise.
9994 (lookup_decl_from_uid): New function.
9995 (print_decl_for_uid_map_statistics): New helper.
9996 (dump_tree_statistics): Call it.
9998 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9999 (referenced_var_iterator): Adjust.
10000 (FOR_EACH_REFERENCED_VAR): Adjust.
10001 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10002 (num_referenced_vars): Adjust.
10003 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10004 (first_referenced_var): Remove.
10005 (end_referenced_vars_p): Likewise.
10006 (next_referenced_var): Likewise.
10007 (referenced_var_iterator_set): New helper function.
10008 * tree-dfa.c (referenced_var_lookup): Adjust.
10009 (referenced_var_check_and_insert): Likewise.
10010 (remove_referenced_var): Likewise.
10011 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10012 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10013 (verify_call_clobbering): Likewise.
10014 (verify_memory_partitions): Likewise.
10015 (init_tree_ssa): Allocate bitmap instead of hashtable for
10017 (delete_tree_ssa): Adjust.
10018 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10019 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10020 (compute_tag_properties): Likewise.
10021 (set_initial_properties): Likewise.
10022 (find_partition_for): Likewise.
10023 (update_reference_counts): Likewise.
10024 (dump_may_aliases_for): Likewise.
10025 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10026 (add_call_clobber_ops): Likewise.
10027 (add_call_read_ops): Likewise.
10028 (get_asm_expr_operands): Likewise.
10029 * tree-into-ssa.c (dump_decl_set): Likewise.
10030 (update_ssa): Likewise.
10031 * tree-sra.c (scan_function): Likewise.
10032 (decide_instantiations): Likewise.
10033 (scalarize_parms): Likewise.
10034 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10035 (dsa_named_for): Likewise.
10036 * tree-ssa-structalias.c (update_alias_info): Likewise.
10037 (merge_smts_into): Likewise.
10039 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
10042 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
10043 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
10044 * alias.h (nonoverlapping_memrefs_p): Likewise.
10046 2008-02-25 Jan Beulich <jbeulich@novell.com>
10048 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
10049 * config/i386/netware-libgcc.exp: Add __bswap?i2,
10050 __emultls_get_address, __emultls_register_common,
10051 __floatundi?f, and _Unwind_GetIPInfo.
10052 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
10053 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
10054 (gen_regparm_prefix): Likewise.
10055 (i386_nlm_encode_section_info): Sync with
10056 config/i386/winnt.c:i386_pe_encode_section_info().
10057 (i386_nlm_maybe_mangle_decl_assembler_name): New.
10058 i386_nlm_mangle_decl_assembler_name): New.
10059 (netware_override_options): New.
10060 * config/i386/netware.h (netware_override_options): Declare.
10061 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
10062 (i386_nlm_mangle_decl_assembler_name): Declare.
10063 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
10065 2008-02-25 Ben Elliston <bje@au.ibm.com>
10068 * c-decl.c (grokdeclarator): Remove unused local variables
10069 `typedef_type' and `type_as_written'.
10071 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
10072 unused local variable `has_hot_blocks'.
10073 (fix_crossing_conditional_branches): Remove unused local variable
10076 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
10078 PR middle-end/19984
10079 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
10080 using DEF_C99_BUILTIN.
10081 (BUILT_IN_NANF): Ditto.
10082 (BUILT_IN_NANL): Ditto.
10084 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
10085 Revital Eres <eres@il.ibm.com>
10087 * modulo-sched.c (calculate_must_precede_follow): Address TODO
10088 regarding the order of two dependent insns in the same row.
10090 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
10092 * stor-layout.c (layout_decl): Do not bump the alignment of a
10093 bit-field to more than byte alignment if it is packed.
10095 2008-02-24 David Edelsohn <edelsohn@gnu.org>
10097 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
10100 2008-02-24 Diego Novillo <dnovillo@google.com>
10102 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
10105 * tree-vrp.c (vrp_evaluate_conditional): With
10106 -Wtype-limits, emit a warning when comparing against a
10107 constant outside the natural range of OP0's type.
10108 * c.opt (Wtype-limits): Move ...
10109 * common.opt (Wtype-limits): ... here.
10111 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
10113 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
10114 * config/rs6000/e300c2c3.md: New file.
10115 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10117 (rs6000_override_options): Add e300c2 and e300c3 cases to
10118 processor_target_table. Do not allow usage of Altivec or Spe
10119 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
10120 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
10121 * config/rs6000/rs6000.h (processor_type): Add
10122 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
10123 (ASM_CPU_SPEC): Add e300c2 and e300c3.
10124 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
10125 and ppce300c3. Include e300c2c3.md.
10127 2008-02-23 David Edelsohn <edelsohn@gnu.org>
10129 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
10130 instead of TARGET_STRICT_ALIGN.
10132 2008-02-23 Joseph Myers <joseph@codesourcery.com>
10134 * explow.c (memory_address): Assert that the generated address is
10137 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10140 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
10141 * config/darwin-ppc-ldouble-patch.def: New file.
10142 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
10143 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
10144 SUBTARGET_INIT_BUILTINS if defined.
10145 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
10148 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
10151 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
10152 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
10154 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
10157 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
10158 file" warning condtional on -Winvalid-PCH.
10160 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10162 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
10164 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
10168 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
10169 prevent reload from using MMX registers.
10170 (*mov<mode>_internal): Ditto.
10171 (*movv2sf_internal_rex64): Ditto.
10172 (*movv2sf_internal): Ditto.
10174 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10176 PR documentation/31569
10177 * doc/install.texi2html: Use makeinfo --no-number-sections.
10179 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10181 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
10182 ensure that we can address an entire entity > 8 bytes. Don't
10183 generate reg+reg addressing for such data.
10185 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10187 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
10188 strings when optimizing for size, unless the target cares about
10191 2008-02-22 Tom Tromey <tromey@redhat.com>
10193 * regclass.c (current_pass): Remove declaration.
10195 2008-02-22 Anatoly Sokolov <aesok@post.ru>
10197 * config/avr/libgcc.S (__RAMPZ__): Define.
10198 (__do_copy_data): Add for devices with 128KB code memory.
10200 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10202 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10204 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
10206 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
10208 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
10211 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10214 * c-typeck.c (build_binary_op): Warn about floating point
10215 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
10217 2008-02-21 Janis Johnson <janis187@us.ibm.com>
10220 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
10221 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
10223 (rs6000_override_options): Set altivec_abi as default, not override,
10224 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
10225 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
10226 is used; use new member spe_abi.
10227 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
10228 spe_abi and altivec_abi.
10230 2008-02-22 Tomas Bily <tbily@suse.cz>
10232 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
10234 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10237 * config.build (build_file_translate): Set to `CMD //c' only if
10239 * Makefile.in (build_file_translate): Improve comment.
10241 2008-02-21 Jan Hubicka <jh@suse.cz>
10243 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
10244 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
10245 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
10247 2008-02-21 Michael Matz <matz@suse.de>
10250 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
10252 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
10254 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
10255 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
10256 as insn constraint.
10257 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
10258 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
10259 SSE_VEC_FLOAT_MODE_P as insn constraint.
10260 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
10261 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
10262 sse4a_movntdf using MODEF mode iterator.
10263 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
10264 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
10265 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
10266 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
10267 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
10268 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
10269 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
10271 2008-02-21 Richard Guenther <rguenther@suse.de>
10273 * tree.def (PAREN_EXPR): New tree code.
10274 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
10276 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
10277 * expr.c (expand_expr_real_1): Likewise.
10278 * tree-inline.c (estimate_num_insns_1): Likewise.
10279 * tree-complex.c (expand_complex_move): Likewise.
10280 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
10283 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
10286 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
10288 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
10291 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
10293 * config/sh/sh.c (find_barrier): Don't go past
10294 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
10296 2008-02-20 DJ Delorie <dj@redhat.com>
10298 * config/h8300/h8300.md (insv): Force source operand to be a register.
10300 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
10301 as a jump, not as a plain insn.
10303 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
10305 * doc/invoke.texi (Warning Options): Add new option
10306 -Wframe-larger-than=.
10307 (-Wframe-larger-than): Document.
10309 * flags.h (warn_frame_larger_than, frame_larger_than_size):
10310 Add declarations for new option variables.
10312 * final.c (final_start_function): Check the frame size
10313 before emission and issue a Wframe-larger-than warning.
10315 * opts.c (warn_frame_larger_than, frame_larger_than_size):
10316 Add definitions for new option variables.
10317 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
10319 * common.opt (Wframe-larger-than=): New option.
10321 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
10323 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
10324 (<sse>_div<mode>3): Ditto.
10325 (<sse>_vmdiv<mode>3): Ditto.
10326 (<sse>_vmsqrt<mode>2): Ditto.
10327 (*smax<mode>3): Ditto.
10328 (sse5_frcz<mode>2): Ditto.
10329 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
10330 as insn constraint.
10332 2008-02-20 Richard Guenther <rguenther@suse.de>
10334 PR middle-end/35265
10335 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
10336 be happy with INTEGRAL_TYPE_P.
10338 2008-02-20 Richard Guenther <rguenther@suse.de>
10340 * fold-const.c (split_tree): Associate floatig-point expressions
10341 if flag_associative_math is set.
10343 2008-02-20 Richard Guenther <rguenther@suse.de>
10345 * tree.h (fold_real_zero_addition_p): Declare.
10346 * fold-const.c (fold_real_zero_addition_p): Export.
10347 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
10348 floating-point operations with zero and one.
10350 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
10352 * doc/install.texi: Correct references to CFLAGS, replacing them
10353 with BOOT_CFLAGS. Document flags used during bootstrap for
10356 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
10358 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
10359 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
10360 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
10362 (smin<mode>3): Ditto from similar patterns.
10363 (smax<mode>3): Ditto.
10364 (*ieee_smin<mode>3): Ditto.
10365 (*ieee_smax<mode>3): Ditto.
10366 * config/i386/sse.md (sse): New mode attribute.
10367 (mov<mode>): Macroize expander from movv4sf and movv2df using
10368 SSEMODEF2P mode iterator.
10369 (<sse>_movnt<mode>): Ditto from similar patterns. Use
10370 SSE_VEC_FLOAT_MODE_P as insn constraint.
10371 (storent<mode>): Ditto.
10372 (storent<mode>): Macroize expander from storentsf and storentdf using
10373 MODEF mode iterator.
10374 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
10375 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
10376 (abs<mode>2): Ditto from similar patterns.
10377 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
10378 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
10379 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
10380 (<sse>_vmsqrt<mode>2): Ditto.
10381 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
10382 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
10383 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
10384 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
10385 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
10386 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
10387 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
10389 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
10390 iterator and SSE_FLOAT_MODE_P as insn constraint.
10391 (<sse>_ucomi): Ditto from similar patterns.
10392 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
10393 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
10394 SSE_VEC_FLOAT_MODE_P as insn constraint.
10395 (vcond<mode>): Ditto from similar patterns.
10396 (and<mode>3, *and<mode>3): Ditto.
10397 (<sse>_nand<mode>3): Ditto.
10398 (ior<mode>3, *ior<mode>3): Ditto.
10399 (xor<mode>3, *xor<mode>3): Ditto.
10400 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
10401 iterator and SSE_FLOAT_MODE_P as insn constraint.
10402 (*nand<mode>3): Ditto from similar patterns.
10403 (*ior<mode>3): Ditto.
10404 (*xor<mode>3): Ditto.
10406 2008-02-20 Ira Rosen <irar@il.ibm.com>
10408 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
10409 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
10410 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
10412 2008-02-19 Jan Hubicka <jh@suse.cz>
10414 * predict.c (tree_bb_level_predictions): Remove variable next
10415 mistakely introduced by previous commit.
10417 2008-02-19 Jan Hubicka <jh@suse.cz>
10419 * predict.c (predict_paths_leading_to): Rewrite.
10420 (predict_paths_for_bb): New.
10421 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
10423 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10426 * Makefile.in (build_file_translate): New.
10427 (gcc-vers.texi): Use it for translating $(abs_srcdir).
10428 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
10429 * configure.ac (build_file_translate): Substitute it.
10430 * configure: Regenerate.
10432 2008-02-19 Jan Hubicka <jh@suse.cz>
10434 PR rtl-optimization/34408
10435 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
10438 2008-02-19 Jan Hubicka <jh@suse.cz>
10440 PR middle-end/28779
10441 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
10444 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
10447 * config/i386/i386-modes.def: Revert the last DI alignment
10448 change until Ada people can look into it.
10450 2008-02-19 Nick Clifton <nickc@redhat.com>
10452 * opts.c (print_specific_help): Fix typo in --help text.
10454 2008-02-19 Jakub Jelinek <jakub@redhat.com>
10457 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
10458 32-bit inline asm without asm alternatives for host GCC < 3.0.
10460 2008-02-19 Richard Guenther <rguenther@suse.de>
10462 PR tree-optimization/34989
10463 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
10464 Allow propagation to INDIRECT_REF if we can simplify only.
10466 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10468 * c-common.c (warn_for_collisions_1): Use appropriate option when
10471 2008-02-19 Nick Clifton <nickc@redhat.com>
10474 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
10475 (handle_options): Fix indentation.
10476 (print_filtered_help): If no language-specific options were
10477 displayed tell the user how to list all the options supported by
10478 the language's front-end.
10479 (print_specific_help): Fix indentation and remove duplicate line.
10480 (common_handle_option): Handle the -v option.
10481 For --help enable the display of undocumented options if the -v
10482 switch has been included on the command line.
10483 For --help= check for overlaps in the arguments between the option
10484 classes and the language names and issue a warning when they
10485 cannot be disambiguated.
10486 * c.opt (v): Pass on to the common option handler.
10488 2008-02-19 Revital Eres <eres@il.ibm.com>
10490 * modulo-sched.c (sms_schedule): Change dump message when
10491 create_ddg function fails.
10492 (try_scheduling_node_in_cycle): Rename row to cycle.
10493 (print_partial_schedule): Rename CYCLE to ROW.
10495 2008-02-19 Christian Bruel <christian.bruel@st.com>
10496 Zdenek Dvorak <ook@ucw.cz>
10498 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
10500 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10503 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
10504 (*x86_movdicc_0_m1_se): Ditto.
10506 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10508 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
10509 (CMPtype): Define as __gcc_CMPtype.
10510 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
10511 (CMPtype): Define as __gcc_CMPtype.
10513 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
10515 Support valgrind 3.3 for --enable-checking=valgrind.
10516 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
10518 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
10519 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
10520 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
10521 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
10522 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
10523 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
10524 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
10526 * ggc-zone.c: Similar.
10527 * ggc-page.c: Similar.
10529 2008-02-19 Paul Brook <paul@codesourcery.com>
10532 * config/arm/ieee754-df.S: Fix do_it typo.
10533 * config/arm/ieee754-sf.S: Fix do_it typo.
10535 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10538 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
10539 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
10540 (OPTION_MASK_ISA_SSE_SET): Likewise.
10541 (OPTION_MASK_ISA_SSE2_SET): Likewise.
10542 (OPTION_MASK_ISA_SSE3_SET): Likewise.
10543 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
10544 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
10545 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
10546 (OPTION_MASK_ISA_SSE4_SET): Likewise.
10547 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
10548 (OPTION_MASK_ISA_SSE5_SET): Likewise.
10549 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
10550 (OPTION_MASK_ISA_MMX_UNSET): Updated.
10551 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
10552 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
10553 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
10554 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
10555 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
10556 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
10557 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
10558 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
10559 (OPTION_MASK_ISA_SSE4): Removed.
10560 (ix86_handle_option): Turn on bits in ix86_isa_flags and
10561 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
10562 (override_options): Don't turn on implied SSE/MMX bits in
10565 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10567 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10570 2008-02-18 Joey Ye <joey.ye@intel.com>
10572 PR middle-end/34921
10573 * tree-nested.c (insert_field_into_struct): Set type alignment
10574 to field alignment if the former is less than the latter.
10576 2008-02-18 Jakub Jelinek <jakub@redhat.com>
10578 * BASE-VER: Set to 4.4.0.
10580 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10582 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
10583 * doc/cfg.texi: Likewise.
10584 * doc/extend.texi: Likewise.
10585 * doc/gty.texi: Likewise.
10586 * doc/invoke.texi: Likewise.
10587 * doc/loop.texi: Likewise.
10588 * doc/md.texi: Likewise.
10589 * doc/passes.texi: Likewise.
10590 * doc/rtl.texi: Likewise.
10591 * doc/sourcebuild.texi: Likewise.
10592 * doc/tm.texi: Likewise.
10593 * doc/tree-ssa.texi: Likewise.
10595 2008-02-17 Richard Guenther <rguenther@suse.de>
10597 PR middle-end/35227
10598 * tree-complex.c (init_parameter_lattice_values): Handle parameters
10599 without default definition.
10601 2008-02-17 Richard Guenther <rguenther@suse.de>
10603 PR tree-optimization/35231
10604 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
10607 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
10610 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10611 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10612 libgcc_cmp_return mode.
10614 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10617 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
10619 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
10621 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
10624 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10626 * doc/c-tree.texi: Use `@.' where appropriate.
10627 * doc/extend.texi: Likewise.
10628 * doc/install.texi: Likewise.
10629 * doc/invoke.texi: Likewise.
10630 * doc/loop.texi: Likewise.
10631 * doc/makefile.texi: Likewise.
10632 * doc/md.texi: Likewise.
10633 * doc/passes.texi: Likewise.
10634 * doc/standards.texi: Likewise.
10635 * doc/tm.texi: Likewise.
10637 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10639 PR middle-end/35196
10640 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
10642 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
10643 rather than in entry_bb.
10645 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10647 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10648 libgcc_cmp_return mode.
10650 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10652 PR middle-end/35130
10653 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
10654 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
10656 2008-02-15 Richard Guenther <rguenther@suse.de>
10657 Zdenek Dvorak <ook@ucw.cz>
10659 PR tree-optimization/35164
10660 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
10661 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
10662 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
10663 Only propagate addresses which do not have abnormal SSA_NAMEs
10666 2008-02-15 Joseph Myers <joseph@codesourcery.com>
10669 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
10671 2008-02-15 Jan Hubicka <jh@suse.cz>
10673 PR middle-end/35149
10674 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
10676 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10678 PR middle-end/34621
10679 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
10680 when calculating alignment_pad.
10682 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10684 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
10685 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
10686 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
10687 and STACK_BOUNDARY define.
10689 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
10691 PR preprocessor/35061
10692 * c-pragma.c (handle_pragma_pop_macro): Check that
10693 pushed_macro_table has been allocated.
10695 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
10697 PR middle-end/35136
10698 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
10699 (force_gimple_operand): Likewise.
10700 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
10701 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
10702 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
10703 (find_interesting_uses_address): Check addressability and alignment
10704 of the base expression only after substituting bases of IVs into it.
10706 2008-02-14 Michael Matz <matz@suse.de>
10709 * function.c (instantiate_virtual_regs_in_insn): Reload address
10710 before falling back to reloading the whole operand.
10712 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
10714 * config/s390/s390.c (s390_mainpool_start): Emit the pool
10715 before the first section switch note.
10717 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10719 * doc/bugreport.texi: Update copyright years.
10720 * doc/c-tree.texi: Likewise.
10721 * doc/cfg.texi: Likewise.
10722 * doc/cpp.texi: Likewise.
10723 * doc/cppinternals.texi: Likewise.
10724 * doc/fragments.texi: Likewise.
10725 * doc/frontends.texi: Likewise.
10726 * doc/gcc.texi: Likewise.
10727 * doc/gty.texi: Likewise.
10728 * doc/hostconfig.texi: Likewise.
10729 * doc/implement-c.texi: Likewise.
10730 * doc/libgcc.texi: Likewise.
10731 * doc/loop.texi: Likewise.
10732 * doc/makefile.texi: Likewise.
10733 * doc/options.texi: Likewise.
10734 * doc/passes.texi: Likewise.
10735 * doc/rtl.texi: Likewise.
10736 * doc/sourcebuild.texi: Likewise.
10737 * doc/standards.texi: Likewise.
10738 * doc/tree-ssa.texi: Likewise.
10739 * doc/trouble.texi: Likewise.
10741 * doc/extend.texi: Use @: or add comma where appropriate.
10742 * doc/invoke.texi: Likewise.
10743 * doc/tm.texi: Likewise.
10745 2008-02-14 Alan Modra <amodra@bigpond.net.au>
10748 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
10751 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
10753 * doc/md.texi (clz, ctz): Add reference.
10754 * doc/rtl.texi (clz, ctz): Likewise.
10756 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10759 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
10762 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
10764 * config/s390/s390.c (struct constant_pool): New field
10765 emit_pool_after added.
10766 (s390_mainpool_start): Set the emit_pool_after flag according
10767 to the section switch notes.
10768 (s390_mainpool_finish): Consider emit_pool_after when emitting
10769 the literal pool at the end of the function.
10770 (s390_chunkify_start): Force literal pool splits at section
10773 2008-02-13 Michael Matz <matz@suse.de>
10776 * var-tracking.c (clobber_variable_part): Correctly traverse the
10779 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10782 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
10783 Add -fdump-ipa-inline.
10784 * tree-dump.c (dump_files): Remove tree-inlined dump.
10785 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
10787 2008-02-12 Richard Guenther <rguenther@suse.de>
10789 PR tree-optimization/35171
10790 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
10793 2008-02-12 Richard Guenther <rguenther@suse.de>
10795 PR middle-end/35163
10796 * fold-const.c (fold_widened_comparison): Use get_unwidened in
10797 value-preserving mode. Disallow final truncation.
10799 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
10801 PR middle-end/35136
10802 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
10803 code from here to...
10804 (force_gimple_operand): ...here.
10806 2008-02-12 Jakub Jelinek <jakub@redhat.com>
10809 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
10810 non-compatible pointers.
10811 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
10812 different FIELD_DECLs, try harder by comparing field offsets, sizes
10815 PR inline-asm/35160
10816 * function.c (match_asm_constraints_1): Don't replace the same input
10819 2008-02-12 Anatoly Sokolov <aesok@post.ru>
10821 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
10822 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
10823 (expand_epilogue): Restore RAMPZ register.
10824 * config/avr/avr.md (RAMPZ_ADDR): New constant.
10826 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
10828 * config/i386/cygwin.asm: (__alloca): Correct calling
10829 convention and alignment.
10830 (__chkstk): Force 8 byte stack alignment.
10832 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
10833 Richard Guenther <rguenther@suse.de>
10835 PR tree-optimization/33992
10836 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
10837 the zero we compare against.
10839 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
10841 PR libfortran/35063
10842 * gthr-win32.h (__gthread_mutex_destroy_function): New function
10843 to CloseHandle after unlocking to prevent accumulation of handle
10846 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10848 PR middle_end/34150
10849 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
10850 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
10851 and update LABEL_NUSES during and after reload.
10853 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
10855 PR middle-end/34627
10856 * combine.c (simplify_if_then_else): Make sure the comparison is
10857 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
10859 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
10862 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
10863 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
10864 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
10865 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
10866 * tree.h (get_type_static_bounds): Likewise.
10868 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10870 * doc/invoke.texi (Option Summary, C++ Dialect Options)
10871 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10872 Make -Wfoo language annotations match what the compiler outputs.
10874 2008-02-08 Sa Liu <saliu@de.ibm.com>
10876 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
10877 intrinsics spu_convts, spu_convtu, spu_convtf.
10879 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
10881 * doc/extend.texi (Function Attributes) <noinline>: Mention
10882 asm ("") as method to keep calls.
10884 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10887 * doc/options.texi (Options): Replace references to opts.sh with
10889 * opts-common.c: Likewise.
10890 * optc-gen.awk: Likewise.
10892 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
10894 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
10896 2008-02-07 Richard Henderson <rth@redhat.com>
10899 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
10900 EXPR_LIST for the REG_EQUAL instead of a comparison with a
10903 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
10905 PR tree-optimization/35085
10906 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
10907 for operand entry oe2 in addition to operand entry oe3 in order to
10908 expose more opportunities for vectorizer sum reduction.
10910 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10913 * Makefile.in (LIBS): Remove $(GMPLIBS).
10914 (cc1-dummy, cc1): Add $(GMPLIBS).
10916 2008-02-06 Jan Hubicka <jh@suse.cz>
10919 * i386.md (moddf_integer): Do not produce partial memory stalls for
10920 targets where it hurts.
10922 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
10925 * optabs.c (expand_float): Do not check for decimal modes when
10926 expanding unsigned integer through signed conversion.
10928 2008-02-06 Nick Clifton <nickc@redhat.com>
10930 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
10931 inside the clobber with a match_operand and duplicated operand
10932 number in the constraint.
10933 (ineqbranchsi): Delete redundant comment.
10935 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10937 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
10938 builtin_define ("__USE_INIT_FINI__").
10939 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
10941 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
10943 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10945 PR documentation/30330
10946 * doc/invoke.texi (C++ Dialect Options)
10947 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10948 For each warning option -Wfoo that allows -Wno-foo, ensure both
10949 -Wfoo and -Wno-foo are listed in the option index. Fix index
10950 entry of -Wswitch-default, index -Wnormalized= including the
10951 `=', and -Wlarger-than-@var{len} including @var{len}.
10953 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10955 * config/i386/i386.md (floatunssisf2): Use
10956 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
10957 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
10958 Macroize expander using MODEF mode iterator.
10960 2008-02-05 Diego Novillo <dnovillo@google.com>
10962 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
10965 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
10967 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10970 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
10972 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
10975 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
10976 to indicate if a message should be generated.
10977 (init_cumulative_args): Updated.
10978 (function_value_32): Likewise.
10980 2008-02-05 Joseph Myers <joseph@codesourcery.com>
10982 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
10984 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10987 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
10988 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
10990 2008-02-04 Diego Novillo <dnovillo@google.com>
10992 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
10995 * tree-vrp.c (vrp_evaluate_conditional): With
10996 -Wtype-limits, emit a warning when comparing against a
10997 constant outside the natural range of OP0's type.
10999 2008-02-04 Richard Guenther <rguenther@suse.de>
11001 PR middle-end/33631
11002 * expr.c (count_type_elements): Give for unions instead of
11005 2008-02-04 Richard Guenther <rguenther@suse.de>
11007 PR middle-end/35043
11008 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
11009 to TYPE_DOMAINs base type instead of using bitsizetype here.
11011 2008-02-03 Jason Merrill <jason@redhat.com>
11013 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
11015 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11018 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
11019 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
11020 (RS/6000 and PowerPC Options): Fix typos and markup.
11021 * doc/passes.texi (Tree-SSA passes): Likewise.
11023 2008-02-02 Michael Matz <matz@suse.de>
11026 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
11027 from record_last_reg_set_info.
11028 (record_last_reg_set_info): Take an RTX argument, iterate over all
11029 constituent hardregs.
11030 (record_last_set_info, record_opr_changes): Change calls to
11031 new signature or to record_last_reg_set_info_regno.
11033 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
11035 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
11037 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
11039 PR rtl-optimization/34773
11040 * reg-notes.def (EQUAL): Mention significance of combination of
11041 REG_EQUAL and REG_RETVAL.
11042 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
11043 insn that has a REG_RETVAL.
11045 2008-02-01 Roger Sayle <roger@eyesopen.com>
11048 * configure.ac (--enable-fixed-point): Disable unless explicitly
11050 * configure: Regenerate.
11052 2008-02-01 Richard Guenther <rguenther@suse.de>
11055 * invoke.texi (-finline-limit): Remove no longer true parts
11056 of the documentation. Note that there is no default value.
11058 2008-02-01 Andrew Pinski <pinskia@gmail.com>
11059 Mark Mitchell <mark@codesourcery.com>
11060 Ben Elliston <bje@au.ibm.com>
11063 * doc/extend.texi (Other Builtins): Document.
11065 2008-01-31 Tom Browder <tom.browder@gmail.com>
11067 * doc/c-tree.texi (Types): Fix grammar.
11068 (Expression trees): Ditto.
11069 * doc/passes.texi (Tree-SSA passes): Ditto.
11071 * doc/configterms.texi (Configure Terms): Fix typo.
11072 * doc/cpp.texi (Common Predefined Macros): Ditto.
11073 * doc/md.texi (Machine Constraints): Ditto.
11075 * doc/makefile.texi (Makefile): Add comma.
11077 2008-01-31 Tom Browder <tom.browder@gmail.com>
11078 Gerald Pfeifer <gerald@pfeifer.com>
11080 * doc/sourcebuild.texi (Front End): Remove references to CVS
11081 and CVSROOT/modules.
11082 (Texinfo Manuals): Replace reference to CVS by one to SVN.
11083 (Back End): Remove reference to CVS.
11085 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
11088 * config/mips/mips.c (gen_load_const_gp): New function, taking a
11090 (mips16_gp_pseudo_reg): ...here.
11091 * config/mips/mips.md (load_const_gp): Replace with...
11092 (load_const_gp_<mode>): ...this :P-based insn.
11094 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11096 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
11097 options. Minor fixes.
11098 (-std): Move reference to standards closer to where language
11099 standards are first mentioned.
11101 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
11103 PR rtl-optimization/34995
11104 * reload.c (alternative_allows_const_pool_ref): Take an rtx
11105 parameter and return a bool. If the rtx parameter is nonnull,
11106 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
11107 (find_reloads): Update call accordingly. Pass the new operand
11108 if it needed no address reloads, otherwise pass null.
11110 2008-01-30 Richard Henderson <rth@redhat.com>
11113 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
11114 for unbounded arrays.
11116 2008-01-30 Silvius Rus <rus@google.com>
11118 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
11120 2008-01-30 Jan Hubicka <jh@suse.cz>
11123 * i386.c (init_cumulative_args): Use real function declaration when
11126 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
11128 PR rtl-optimization/34998
11129 * global.c (build_insn_chain): Treat non-subreg_lowpart
11130 SUBREGs of pseudos as clobbering all the words covered by the
11131 SUBREG, not just all the bytes.
11132 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
11133 original df_ref rather than an extract parameter.
11134 (global_conflicts): Update call accordingly.
11136 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
11138 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
11139 the overflow check to make it easier to read.
11140 (__fixtfdi): Change the type of the ll member in union
11141 long_double to UDItype_x.
11143 2008-01-30 Jakub Jelinek <jakub@redhat.com>
11145 PR middle-end/34969
11146 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
11147 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
11148 * tree-inline.c (fold_marked_statements): Call
11149 cgraph_update_edges_for_call_stmt if folding a call statement.
11150 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
11151 debug_generic_stmt calls, reset it back afterwards.
11154 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
11156 * c-typeck.c (build_external_ref): Don't pedwarn about
11157 static vars in current function's scope.
11159 2008-01-29 Joseph Myers <joseph@codesourcery.com>
11161 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
11163 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
11166 * ipa-struct-reorg.c: Fix spelling.
11167 * params.def: Ditto.
11169 2008-01-29 Richard Guenther <rguenther@suse.de>
11171 PR middle-end/35006
11172 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
11174 * tree-inline.c (remap_type): Increment remapping_type_depth
11175 around remapping types.
11176 (copy_body_r): Only add referenced variables if they are referenced
11177 from code, not types.
11179 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
11190 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
11191 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
11193 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
11196 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
11197 pointer for tiny stack.
11199 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
11201 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
11203 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
11205 * config/vx-common.h: Fix typo in comment.
11207 2008-01-28 Ian Lance Taylor <iant@google.com>
11211 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
11212 coalesce pointers if they have different DECL_NO_TBAA_P values.
11213 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
11214 between variables with different DECL_NO_TBAA_P values.
11216 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
11219 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
11220 are not legitimate small data references on SPE targets.
11222 2008-01-28 David Daney <ddaney@avtrex.com>
11224 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
11226 2008-01-28 David Daney <ddaney@avtrex.com>
11228 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
11230 2008-01-27 Joseph Myers <joseph@codesourcery.com>
11232 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
11233 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
11234 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
11235 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
11236 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
11237 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
11238 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
11239 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
11241 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11243 * basic-block.h (condjump_equiv_p): Fix comment.
11245 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11247 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
11248 print_generic_stmt_indented): Fix comment.
11250 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11252 * configure.ac (__stack_chk_fail): Add detecion for availability
11253 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
11254 * configure: Regenerate.
11256 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
11258 PR middle-end/34688
11259 * final.c (output_addr_const): Handle TRUNCATE.
11261 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
11264 * tree-ssa-loop-ivopts.c (comp_cost): New type.
11265 (zero_cost, infinite_cost): New constants.
11266 (struct cost_pair): Change type of cost to comp_cost.
11267 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
11268 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
11270 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
11271 split_address_cost, ptr_difference_cost, difference_cost,
11272 get_computation_cost_at, get_computation_cost,
11273 determine_use_iv_cost_generic, determine_use_iv_cost_address,
11274 determine_use_iv_cost_condition, determine_use_iv_costs,
11275 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
11276 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
11277 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
11278 Change type of cost to comp_cost.
11279 (determine_iv_cost): Increase cost of non-original ivs, instead
11280 of decreasing the cost of original ones.
11281 (get_address_cost): Indicate the complexity of the addressing mode
11283 (try_add_cand_for): Prefer using ivs not specific to some object.
11284 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
11286 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
11287 Janis Johnson <janis187@us.ibm.com>
11290 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
11291 (TARGET_INSTANTIATE_DECLS): Likewise.
11292 * target.h (expand_to_rtl_hook): New target hook.
11293 (instantiate_decls): Likewise.
11294 * function.c (instantiate_decl): Make non-static. Rename to...
11295 (instantiate_decl_rtl): ... this.
11296 (instantiate_expr): Use instantiate_decl_rtl.
11297 (instantiate_decls_1): Likewise.
11298 (instantiate_decls): Likewise.
11299 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
11300 * function.h (instantiate_decl_rtl): Add prototype.
11301 * cfgexpand.c (target.h): New include.
11302 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
11303 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
11304 (TARGET_INSTANTIATE_DECLS): Likewise.
11305 (TARGET_INITIALIZER): New target hooks added.
11306 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
11308 * config/rs6000/rs6000.c (tree-flow.h): New include.
11309 (machine_function): Add sdmode_stack_slot field.
11310 (rs6000_alloc_sdmode_stack_slot): New function.
11311 (rs6000_instantiate_decls): Likewise.
11312 (rs6000_secondary_memory_needed_rtx): Likewise.
11313 (rs6000_check_sdmode): Likewise.
11314 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
11315 (TARGET_INSTANTIATE_DECLS): Likewise.
11316 (rs6000_hard_regno_mode_ok): Allow SDmode.
11317 (num_insns_constant): Likewise. Handle _Decimal32 constants.
11318 (rs6000_emit_move): Handle SDmode.
11319 (function_arg_advance): Likewise.
11320 (function_arg): Likewise.
11321 (rs6000_gimplify_va_arg): Likewise. Add special handling of
11322 SDmode var args for 32-bit compiles.
11323 (rs6000_secondary_reload_class): Handle SDmode.
11324 (rs6000_output_function_epilogue): Likewise.
11325 (rs6000_function_value): Simplify if statement.
11326 (rs6000_libcall_value): Likewise.
11327 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
11328 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
11329 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
11330 (movsd_hardfloat): New define_insn.
11331 (movsd_softfloat): Likewise.
11332 (movsd_store): Likewise.
11333 (movsd_load): Likewise.
11334 (extendsddd2): Likewise.
11335 (extendsdtd2): Likewise.
11336 (truncddsd2): Likewise.
11337 (movdd_hardfloat64): Fixup comment.
11338 (UNSPEC_MOVSD_LOAD): New constant.
11339 (UNSPEC_MOVSD_STORE): Likewise.
11341 2008-01-26 Jakub Jelinek <jakub@redhat.com>
11344 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
11346 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
11347 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
11348 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
11349 and TRUTH_XOR_EXPR.
11351 2008-01-26 David Edelsohn <edelsohn@gnu.org>
11354 * config.gcc: Separate AIX 5.3 from AIX 6.1.
11355 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11356 __LONGDOUBLE128 too.
11357 * config/rs6000/aix61.h: New file.
11359 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
11361 PR rtl-optimization/34959
11362 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
11363 popcount and parity rtxes the same mode as their operand.
11364 Truncate or extend the result to the return value's mode
11367 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
11370 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
11371 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
11372 to GOT_VERSION_REGNUM.
11373 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
11374 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
11375 * config/mips/mips.c (mips_emit_call_insn): New function.
11376 (mips_call_tls_get_addr): Call mips_expand_call directly.
11377 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
11379 (mips16_build_call_stub): Likewise. Return the call insn or null.
11380 (mips_expand_call): Update the call to mips16_build_call_stub
11381 accordingly and a remove redundant condition. Assert that MIPS16
11382 stubs do not use lazy binding. Use mips_emit_call_insn and return
11384 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
11386 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
11387 (mips_avoid_hazard): Remove hazard_set handling.
11388 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
11389 (UNSPEC_RESTORE_GP): ...this.
11390 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
11391 (FAKE_CALL_REGNO): Rename to...
11392 (GOT_VERSION_REGNUM): ...this.
11393 (type): Add "ghost" value. Add an associated insn reservation.
11394 (hazard_set): Remove.
11395 (exception_receiver): Rename to...
11396 (restore_gp): ...this and update the unspec identifier accordingly.
11397 (exception_receiver, nonlocal_got_receiver): New expanders.
11398 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
11399 FAKE_CALL_REGNO. Remove hazard_set attribute.
11400 (set_got_version, update_got_version): New patterns.
11402 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
11405 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
11407 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11410 * doc/install.texi2html: Generate gcc-vers.texi.
11412 2008-01-25 DJ Delorie <dj@redhat.com>
11414 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
11416 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11418 * config/c4x: Remove directory.
11419 * config.gcc (crx-*, mt-*): Mark obsolete.
11420 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
11421 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
11422 sh-*-rtemscoff*): Remove cases.
11423 * defaults.h (C4X_FLOAT_FORMAT): Remove.
11424 * real.c (encode_c4x_single, decode_c4x_single,
11425 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
11426 c4x_extended_format): Remove.
11427 * real.h (c4x_single_format, c4x_extended_format): Remove.
11428 * doc/extend.texi (interrupt, naked): Remove mention of attributes
11430 (Pragmas): Remove comment about c4x pragmas.
11431 * doc/install.texi (c4x): Remove target-specific instructions.
11432 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
11433 * doc/md.texi (Machine Constraints): Remove C4x documentation.
11434 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
11435 refer to C4x source files as examples.
11436 (C4X_FLOAT_FORMAT): Remove documentation.
11438 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
11440 * config/bfin/bfin.c (override_options): Reorder tests so that
11441 flag_pic gets enabled for -msep-data.
11443 2008-01-25 Richard Guenther <rguenther@suse.de>
11445 PR middle-end/32244
11446 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
11447 to its bitfield precision if required.
11449 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11451 PR middle-end/33880
11452 * tree-nested.c (walk_omp_for): New function.
11453 (convert_nonlocal_reference, convert_local_reference): Call
11454 walk_omp_for on OMP_FOR.
11455 (convert_call_expr): Call walk_body on OMP_FOR's
11456 OMP_FOR_PRE_INIT_BODY.
11458 2008-01-25 Richard Guenther <rguenther@suse.de>
11460 PR tree-optimization/34966
11461 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
11462 default defs and PHI_NODEs we have to insert after the
11463 defining statement.
11465 2008-01-24 Nick Clifton <nickc@redhat.com>
11467 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
11468 Provide a default definition.
11469 (LIBGCC2_UNITS_PER_WORD): Likewise.
11471 * config/stormy16/stormy16.c: Include df.h for the prototype
11472 for df_regs_ever_live_p.
11473 (xstormy16_expand_builtin_va_start): Convert the stack offset
11474 into a component_ref and then use POINTER_PLUS_EXPR to add it
11475 to the incoming_virtual_args_rtx.
11476 (xstormy16_gimplify_va_arg_expr): Rename to
11477 xstormy16_gimplify_va_arg_expr.
11478 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
11479 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
11480 xstormy16_gimplify_va_arg_expr.
11481 Fix up some formatting issues.
11483 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
11484 Move to predicates.md.
11485 (xs_hi_general_operand): Likewise.
11486 (xs_hi_nonmemory_operand): Likewise.
11487 * config/stormy16/predicates.md:
11488 (xstormy16_carry_plus_operand): New predicate.
11489 (xs_hi_general_operand): New predicate.
11490 (xs_hi_nonmemory_operand): New predicate.
11491 * config/stormy16/stormy16-protos.h:
11492 (xstormy16_carry_plus_operand): Delete prototype.
11493 (xs_hi_general_operand): Likewise.
11494 (xs_hi_nonmemory_operand): Likewise.
11496 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
11497 modifiers as they are no longer needed and they can trigger
11498 reload spill failures.
11500 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
11501 with a match_operand in order to help reload.
11503 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
11504 constraint with 'e' for the 8th alternative as this version of
11505 the mov.w instruction only accepts the lower 8 registers.
11507 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
11510 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
11511 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
11514 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11516 PR middle-end/33333
11517 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
11519 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
11521 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
11523 (remove_structure): Update allocations list before removing structure.
11525 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
11527 * ipa-struct-reorg.c (is_safe_cond_expr,
11528 create_new_stmts_for_cond_expr): Use integer_zerop function,
11529 that recognize not only zero-pointer, but zero-integer too.
11531 2008-01-25 Ben Elliston <bje@au.ibm.com>
11534 * fixproto: Escape "." in sed expression that strips leading "./".
11536 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
11539 * gcc.c (SWITCH_OK): Removed.
11540 (SWITCH_LIVE): Changed to bit.
11541 (SWITCH_FALSE): Likewise.
11542 (SWITCH_IGNORE): Likewise.
11543 (switchstr): Change live_cond to unsigned int.
11544 (process_command): Replace SWITCH_OK with 0.
11545 (do_self_spec): Likewise.
11546 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
11547 (give_switch): Likewise.
11548 (used_arg): Likewise.
11549 (do_spec_1): Set the SWITCH_IGNORE bit.
11550 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
11551 bits. Set the SWITCH_LIVE bit.
11553 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11555 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
11557 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
11559 PR tree-optimization/34472
11560 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
11561 parameter to a "bool *" and set *DATA to false if there is
11562 an unsafe access. Do not delete the structure here.
11563 (check_cond_exprs): Delete it here instead.
11564 (check_cond_exprs, exclude_cold_structs): Do not increase
11565 I when removing a structure.
11567 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
11570 * config/i386/i386.c (ix86_expand_vector_init): Consider only
11571 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
11573 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
11575 PR middle-end/34934
11576 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
11577 a fixed vector for stack.
11579 2008-01-24 Ben Elliston <bje@au.ibm.com>
11582 * doc/gcc.texi (Software development): Add a direntry for g++.
11584 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
11586 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
11587 stale and straggling -fforce-addr comments above.
11589 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
11591 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
11592 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
11594 2008-01-23 Michael Matz <matz@suse.de>
11597 * dwarf2out.c (force_type_die): Use modified_type_die instead of
11600 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
11602 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
11603 malloc result type.
11605 2008-01-23 Anatoly Sokolov <aesok@post.ru>
11607 * config/avr/avr.c (avr_current_arch): New variable.
11608 (avr_arch_types): Add 'avr31' and 'avr51' entries.
11609 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
11610 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
11611 (avr_override_options): Init 'avr_current_arch'.
11612 (base_arch_s): Move from here...
11613 * config/avr/avr.h (base_arch_s): ... here. Add new members
11614 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
11615 'mega' to 'have_jmp_call'.
11616 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
11617 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
11619 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
11621 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11622 MULTILIB_MATCHES): (Ditto.).
11624 2008-01-23 Richard Guenther <rguenther@suse.de>
11626 PR middle-end/31529
11627 * cgraphunit.c (cgraph_reset_node): Always mark the node
11628 not reachable if it is not queued already.
11630 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
11632 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
11633 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
11634 (cputype_selected): New static variable.
11635 (bfin_handle_option): Set it if -mcpu is used.
11636 (override_option): Select default set of workarounds if no cpu type
11637 selected on the command line.
11638 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
11640 From Michael Frysinger <michael.frysinger@analog.com>
11641 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
11642 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
11644 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
11645 for bf547, bf523, bf524, and bf526.
11646 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
11648 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11649 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
11650 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
11651 __ADSPBF547__ and __ADSPBF54x__ for bf547.
11652 * doc/invoke.texi (Blackfin Options): Document that
11653 -mcpu now accept bf547, bf523, bf524, and bf526.
11655 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
11657 PR rtl-optimization/34628
11658 * combine.c (try_combine): Stop and undo after the first combination
11659 if an autoincrement side-effect on the first insn has effectively
11662 2008-01-22 David Edelsohn <edelsohn@gnu.org>
11665 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
11666 Offset addresses are not valid for Altivec or paired float modes.
11668 2008-01-22 Jakub Jelinek <jakub@redhat.com>
11671 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
11672 if DECL_INITIAL (decl) is error_mark_node.
11675 * c-common.c (handle_vector_size_attribute): Only allow
11676 integral, scalar float and fixed point types. Handle OFFSET_TYPE
11677 the same way as pointer, array etc. types.
11678 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
11681 * tree.c (build_type_attribute_qual_variant): Call
11682 build_qualified_type if attributes are equal, but quals are not.
11684 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11687 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
11688 * flags.h (warn_strict_aliasing): Remove.
11689 (warn_strict_overflow): Remove.
11690 * opts.c (warn_strict_aliasing): Remove.
11691 (warn_strict_overflow): Remove.
11692 * c-opts.c (c_common_handle_option): -Wall only sets
11693 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
11694 (c_common_post_options): Give default values to -Wstrict-aliasing
11695 and -Wstrict-overflow if they are uninitialized.
11696 * common.opt (Wstrict-aliasing): Specify Var and Init.
11697 (Wstrict-overflow): Likewise.
11699 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11701 PR rtl-optimization/26854
11702 PR rtl-optimization/34400
11703 PR rtl-optimization/34884
11704 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
11706 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
11707 (df_rd_bb_info.expanded_lr_out): Deleted
11708 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
11709 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
11710 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11711 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11712 Removed code to allocate, initialize or free expanded_lr_out.
11713 (df_rd_bb_local_compute_process_def): Restructured to make more
11715 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
11716 sets if the sets are being trimmed.
11718 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
11721 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
11722 (as_vers): Likewise.
11723 * configure: Regenerated.
11725 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11727 PR middle-end/33092
11728 * tree-pass.h (pass_build_alias): New pass.
11729 * tree-ssa-alias.c (gate_build_alias): New.
11730 (pass_build_alias): New.
11731 * passes.c (init_optimization_passes): Add pass_build_alias after
11732 pass_create_structure_vars.
11734 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
11736 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
11737 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
11738 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
11739 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
11740 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
11741 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
11742 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
11743 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
11744 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
11745 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
11746 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
11747 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
11748 * config/s390/s390.md (FP_ALL): New mode iterator.
11749 (_d): New mode attribute.
11750 ("*signbit<mode>2>"): Changed mode of first operand.
11751 ("isinf<mode>2"): Changed mode of first operand.
11752 ("*TDC_insn"): Adaptation for DFP modes.
11754 2008-01-22 Ben Elliston <bje@au.ibm.com>
11756 * tree.c (check_qualified_type): Improve function description.
11758 2008-01-21 Jason Merrill <jason@redhat.com>
11761 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
11762 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
11765 2008-01-21 DJ Delorie <dj@redhat.com>
11767 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
11770 2008-01-21 Richard Guenther <rguenther@suse.de>
11772 PR middle-end/34856
11773 * tree-cfg.c (verify_expr): Allow all invariant expressions
11774 instead of just constant class ones as reference argument.
11775 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
11776 like any other constant.
11777 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
11779 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
11781 * regmove.c (fixup_match_1): Update call crossed frequencies.
11783 2008-01-21 Richard Guenther <rguenther@suse.de>
11786 * tree-inline.c (setup_one_parameter): Deal with mismatched
11787 types using a VIEW_CONVERT_EXPR.
11789 2008-01-21 Alon Dayan <alond@il.ibm.com>
11790 Olga Golovanevsky <olga@il.ibm.com>
11792 PR tree-optimization/34701
11793 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
11794 when the structure size is not a power of 2.
11796 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
11798 * doc/install.texi: Add doc for --enable-checking=df.
11800 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
11802 PR rtl-optimization/34808
11803 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
11805 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11807 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
11810 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11812 PR rtl-optimization/26854
11813 PR rtl-optimization/34400
11814 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
11816 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
11817 (df_rd_bb_info.expanded_lr_out): New.
11818 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
11819 * loop_iv.c (iv_analysis_loop_init): Ditto.
11820 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11821 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11822 Added code to allocate, initialize or free expanded_lr_out.
11823 (df_rd_bb_local_compute_process_def): Restructured to make
11824 more understandable.
11825 (df_rd_confluence_n): Add code to do nothing with fake edges and
11826 code to no apply invalidate_by_call sets if the sets are being trimmed.
11827 (df_lr_local_finalize): Renamed to df_lr_finalize.
11828 (df_live_local_finalize): Renamed to df_live_finalize.
11830 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11833 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
11834 deciding whether to use reciprocal instructions.
11836 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
11838 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
11839 dwarf2out_note_section_used if cold_text_section is NULL.
11841 2008-01-19 Jakub Jelinek <jakub@redhat.com>
11843 PR gcov-profile/34610
11844 * tree-cfg.c (make_edges): Mark both outgoing edges from
11845 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
11846 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
11847 from OMP_FOR and OMP_CONTINUE outgoing edges.
11849 * tree-profile.c (tree_profiling): Return early if
11850 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
11852 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
11853 from cfun to child_cfun.
11854 * function.h (struct function): Add after_tree_profile bit.
11856 2008-01-19 Anatoly Sokolov <aesok@post.ru>
11858 * config/avr/avr.S (_exit): Disable interrupt.
11860 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11861 Steven Bosscher <stevenb.gcc@gmail.com>
11863 PR rtl-optimization/26854
11864 PR rtl-optimization/34400
11865 * df-problems.c (df_live_scratch): New scratch bitmap.
11866 (df_live_alloc): Allocate df_live_scratch when doing df_live.
11867 (df_live_reset): Clear the proper bitmaps.
11868 (df_live_bb_local_compute): Only process the artificial defs once
11869 since the order is not important.
11870 (df_live_init): Init the df_live sets only with the variables
11871 found live by df_lr.
11872 (df_live_transfer_function): Use the df_lr sets to prune the
11873 df_live sets as they are being computed.
11874 (df_live_free): Free df_live_scratch.
11876 2008-01-18 Ian Lance Taylor <iant@google.com>
11878 * common.opt: Add fmerge-debug-strings.
11879 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
11880 flag_merge_debug_strings rather than flag_merge_constants.
11881 * doc/invoke.texi (Option Summary): Mention
11882 -fmerge-debug-strings.
11883 (Debugging Options): Document -fmerge-debug-strings.
11885 2008-01-18 Ian Lance Taylor <iant@google.com>
11888 * tree.h (DECL_IS_OPERATOR_NEW): Define.
11889 (struct tree_function_decl): Add new field operator_new_flag.
11890 * tree-inline.c (expand_call_inline): When inlining a call to
11891 operator new, force the return value to go into a variable, and
11892 set DECL_NO_TBAA_P on that variable.
11893 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
11895 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
11898 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
11899 DWARF2_DEBUGGING_INFO.
11900 (dwarf2out_note_section_used): Ditto. Add prototype.
11901 (have_multiple_function_sections, text_section_used,
11902 cold_text_section_used, *cold_text_sections): Move declarations
11905 2008-01-17 Bob Wilson <bob.wilson@acm.org>
11907 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
11908 field and add signal_ra.
11909 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
11910 assignments to frame state pc. Move end of stack check after
11911 MD_FALLBACK_FRAME_STATE_FOR.
11912 (uw_update_context_1): Use frame state signal_regs if set, instead
11913 of checking signal_frame flag.
11914 (uw_update_context): Use frame state signal_ra if set.
11915 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
11916 * config/xtensa/linux-unwind.h: New file.
11918 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
11920 * modulo-sched.c (get_sched_window): Fix comment typo.
11922 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
11924 PR tree-optimization/34648
11925 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
11927 2008-01-17 Anatoly Sokolov <aesok@post.ru>
11929 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
11930 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
11932 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
11934 PR rtl-optimization/34400
11935 * df-core.c (df_worklist_dataflow_overeager,
11936 df_worklist_dataflow_doublequeue): New functions.
11937 (df_worklist_dataflow): Two different worklist solvers.
11938 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
11941 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11944 * doc/invoke.texi: Document the dependence on pthread for fopenmp
11945 and ftree-parallelize-loops.
11947 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
11949 PR rtl-optimization/34826
11950 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
11952 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
11954 * global.c (find_reg): Mark the eh regs as used if necessary.
11955 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
11956 * ra.h (struct allocno): no_eh_reg field added. Changed
11957 no_stack_reg type to bitfield.
11959 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
11961 * tree.c (substitute_in_expr): Add missing 'break'.
11963 2008-01-17 Richard Guenther <rguenther@suse.de>
11965 PR tree-optimization/34825
11966 * tree-ssa-math-opts.c (is_division_by): Do not recognize
11967 x / x as division to handle.
11969 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11971 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
11972 "-pthread" is specified.
11973 * pa-hpux11.h (LIB_SPEC): Likewise.
11975 2008-01-16 Janis Johnson <janis187@us.ibm.com>
11976 Peter Bergner <bergner@vnet.ibm.com>
11978 PR rtl-optimization/33796
11979 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
11981 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11983 PR libgfortran/34699
11984 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
11986 * pa-hpux10.h (LINK_SPEC): Likewise.
11987 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
11989 2008-01-16 Richard Guenther <rguenther@suse.de>
11991 PR middle-end/32628
11992 * fold-const.c (fold_convert_const_int_from_int): Do not
11993 set overflow if that occured only because of a sign extension
11994 change when converting from/to a sizetype with the same
11995 precision and signedness.
11997 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12000 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
12001 location address to the correct place. Update copyright year.
12003 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12005 * lambda-code.c (lambda_transform_legal_p): Handle the case of
12006 no dependences in the dependence_relations vector.
12008 2008-01-16 Jan Hubicka <jh@suse.cz>
12010 PR rtl-optimization/31396
12011 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
12012 * cfg.c (dump_reg_info): Print it.
12013 * regs.h (struct reg_info_t): add freq_calls_crossed.
12014 (REG_FREQ_CALLS_CROSSED): New macro.
12015 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
12016 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
12017 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
12018 regmove_optimize): Update call crossed frequencies.
12019 * local-alloc.c (struct qty): Add freq_calls_crossed.
12020 (alloc_qty): Copute freq_calls_crossed.
12021 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
12022 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
12023 * ra.h (struct allocno): Add freq_calls_crossed.
12025 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12027 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
12028 libgomp when compiling with ftree-parallelize-loops.
12029 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
12031 2008-01-16 Richard Guenther <rguenther@suse.de>
12033 PR tree-optimization/34769
12034 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
12035 * tree.c (int_cst_value): Instead make this function more
12036 permissive in what it accepts as valid input. Document this
12037 function always sign-extends the value.
12039 2008-01-16 Jakub Jelinek <jakub@redhat.com>
12040 Richard Guenther <rguenther@suse.de>
12043 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
12044 (gimple_fold_indirect_ref_rhs): ... this.
12045 (gimple_fold_indirect_ref): New function with foldings
12046 that preserve lvalueness.
12047 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
12048 * tree-flow.h (gimple_fold_indirect_ref): Declare.
12049 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
12050 to fold an INDIRECT_REF, fall back to the old use of
12051 fold_indirect_ref_1.
12053 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12055 * tree-data-ref.c (subscript_dependence_tester_1): Call
12056 free_conflict_function.
12057 (compute_self_dependence): Same.
12059 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12062 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
12063 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
12065 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
12066 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
12067 for DWARF2_UNWIND_INFO targets.
12069 2008-01-16 Richard Guenther <rguenther@suse.de>
12072 * c-typeck.c (common_pointer_type): Do not merge inconsistent
12073 type qualifiers for function types.
12075 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
12077 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
12078 loop_iterator li from previous commit.
12080 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
12082 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
12084 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
12086 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
12087 (parallelize_loops): Don't parallelize irreducible components.
12089 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12092 * c-opts (c_common_post_options): Do not enable CPP
12093 flag_pedantic_errors by default.
12095 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
12097 PR rtl-optimization/31944
12098 * cse.c (remove_pseudo_from_table): New function.
12099 (merge_equiv_classes): Use above function to remove pseudo-registers.
12100 (invalidate): Likewise.
12102 2008-01-13 Richard Guenther <rguenther@suse.de>
12104 PR middle-end/34601
12105 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
12106 instead of TYPE_MODE to deal with calls from expand_one_error_var.
12108 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
12110 * gcse.c (cprop_jump): Call validate_unshare_change instead of
12111 validate_change to unshare the source of the PC set.
12113 2008-01-12 Jan Hubicka <jh@suse.cz>
12115 PR middle-end/32135
12116 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
12117 references above array bounds. This might trigger bounds checks for
12118 pointers to arrays.
12120 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
12122 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
12123 new_replaceable_dependencies.
12125 2008-01-12 Doug Kwan <dougkwan@google.com>
12127 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
12128 instead of OPT_Wreturn_type in warning due to ignored return type
12130 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
12131 options included in -Wextra.
12132 * c.opt: New option -Wignored_qualifiers.
12133 * doc/invoke.texi (Warning Options, -Wextra): Add new option
12134 -Wignore_qualifiers.
12135 (-Wignored-qualifiers): Document.
12136 (-Wreturn-type): Remove description of functionality now handled
12137 by -Wignored-qualifiers.
12139 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
12142 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
12143 NOP_EXPR if it is between integral types with the same precision.
12145 2008-01-12 Jan Hubicka <jh@suse.cz>
12148 * invoke.texi (max-inline-recursive-depth): Fix default value.
12150 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
12152 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
12155 2008-01-11 Bob Wilson <bob.wilson@acm.org>
12157 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
12159 2008-01-11 James E. Wilson <wilson@specifix.com>
12162 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
12164 2008-01-11 Anatoly Sokolov <aesok@post.ru>
12166 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
12167 save/restore frame pointer register and don't use 'call-prologues'
12168 optimization in function with "OS_task" attribute.
12170 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
12172 PR middle-end/31309
12173 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
12174 when copying to memory.
12176 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
12178 PR rtl-optimization/30905
12179 * cfgcleanup.c: Include dce.h
12180 (crossjumps_occured): New global variable.
12181 (try_crossjump_bb): Exit loop after finding a fallthru edge.
12182 If something changed, set crossjumps_occured to true.
12183 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
12184 Don't add/remove fake edges to exit here...
12185 (cleanup_cfg): ...but do it here, when crossjumping.
12186 Run a fast DCE when successful crossjumps occured in the latest
12187 iteration of try_optimize_cfg.
12189 2008-01-11 Richard Guenther <rguenther@suse.de>
12191 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
12192 (struct vn_unary_op_s): Likewise.
12193 (vn_reference_insert): Free old reference on hash collision.
12195 2008-01-10 Raksit Ashok <raksit@google.com>
12197 PR rtl-optimization/27971
12198 * combine.c (find_split_point): Split PLUS expressions which are
12199 inside a MEM rtx, and whose first operand is complex.
12201 2008-01-10 DJ Delorie <dj@redhat.com>
12203 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
12204 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
12205 (m32c_hard_regno_ok): Call the underlying function.
12207 2008-01-10 Richard Guenther <rguenther@suse.de>
12209 PR middle-end/34683
12210 * tree-cfg.c (tree_merge_blocks): Do not go through the
12211 full-blown folding and stmt updating path if we just deal
12212 with virtual operands.
12213 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
12214 test for abnormal SSA_NAMEs.
12216 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
12218 PR middle-end/34641
12219 * reload.c (push_reload): Add assertions. All constants from
12220 reg_equiv_constant should have been used for replacing the respective
12222 (find_reloads_address): Invoke find_reloads_address_part for
12223 constant taken from the reg_equiv_constant array.
12225 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
12227 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
12228 field (valnum) the first in the struct. Replace bools with
12231 2008-01-10 Richard Guenther <rguenther@suse.de>
12233 PR tree-optimization/34651
12234 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
12235 types and ordering for masking and converting.
12237 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
12239 PR tree-optimization/34017
12240 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
12241 also for PHI_NODE expressions.
12243 2008-01-09 Jan Hubicka <jh@suse.cz>
12245 PR tree-optimization/34708
12246 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
12247 based on number of case labels.
12248 (init_inline_once): Remove switch_cost.
12249 * tree-inline.h (eni_weights_d): Remove switch_cost.
12251 2008-01-09 Richard Guenther <rguenther@suse.de>
12252 Andrew Pinski <andrew_pinski@playstation.sony.com>
12254 PR middle-end/30132
12255 * gimplify.c (gimplify_cond_expr): Do not create an addressable
12256 temporary if an rvalue is ok or an lvalue is not required.
12258 2008-01-09 Richard Guenther <rguenther@suse.de>
12260 PR middle-end/34458
12261 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
12262 adjust return type.
12264 2008-01-09 Richard Guenther <rguenther@suse.de>
12266 PR middle-end/34679
12267 * tree.c (host_integerp): Check for sizetype only if the
12268 type is an integer type.
12270 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
12273 * opts.c (decode_options): Disable inlining of functions called
12274 once if not in unit-at-a-time mode.
12276 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
12278 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
12280 2008-01-08 Richard Guenther <rguenther@suse.de>
12282 PR middle-end/31863
12283 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
12284 out early if the result will be unused.
12286 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
12291 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12292 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
12295 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
12297 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
12298 for vectorization tuned.
12300 2008-01-08 Richard Guenther <rguenther@suse.de>
12302 PR tree-optimization/34683
12303 * tree-ssa-operands.c (operand_build_cmp): Export.
12304 * tree-ssa-operands.h (operand_build_cmp): Declare.
12305 * tree-vn.c (vuses_compare): Remove.
12306 (sort_vuses): Use operand_build_cmp.
12307 (sort_vuses_heap): Likewise.
12308 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
12309 to re-use old VEC if available. Do not sort already sorted VUSEs.
12310 (vdefs_to_vec): Do not sort already sorted VDEFs.
12312 2008-01-08 Jakub Jelinek <jakub@redhat.com>
12314 PR middle-end/34694
12315 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
12317 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
12320 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
12321 limitations of reciprocal sequences on x86 targets.
12323 2008-01-08 Richard Guenther <rguenther@suse.de>
12325 PR tree-optimization/34683
12326 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
12328 2008-01-07 Jakub Jelinek <jakub@redhat.com>
12331 * config/darwin.c (darwin_mergeable_string_section): Don't use
12332 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
12334 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
12337 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
12338 negxf2. Macroize expander using X87MODEF mode iterator. Change
12339 predicates of op0 and op1 to register_operand.
12340 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
12341 expander using X87MODEF mode iterator. Change predicates of
12342 op0 and op1 to register_operand.
12343 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
12344 corresponding patterns and macroize using MODEF macro. Change
12345 predicates of op0 and op1 to register_operand and remove
12346 "m" constraint. Disparage "r" alternative with "!".
12347 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
12348 macroize using X87MODEF macro. Change predicates of op0 and op1
12349 to register_operand and remove "m" constraint. Disparage "r"
12350 alternative with "!".
12351 (absneg splitter with memory operands): Remove.
12352 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
12353 patterns and macroize using X87MODEF mode iterator.
12354 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
12355 Change predicate of op1 to register_operand.
12356 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
12357 for memory operands.
12359 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
12361 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
12363 2008-01-07 Richard Guenther <rguenther@suse.de>
12365 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
12368 2008-01-07 Richard Guenther <rguenther@suse.de>
12370 PR tree-optimization/34683
12371 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
12372 VOPs of the needed size to save memory. Use VEC_quick_push
12373 to save compile-time.
12374 (vdefs_to_vec): Likewise.
12376 2008-01-07 Sa Liu <saliu@de.ibm.com>
12378 * config/spu/spu.md (divdf3): Genetate inline code for double
12379 division. The implementation doesn't handle INF or NAN, therefore it
12380 only applies when -ffinite-math-only is given.
12382 2008-01-06 Paolo Carlini <pcarlini@suse.de>
12385 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
12386 * doc/cpp.texi ([Common Predefined Macros]): Document.
12388 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
12390 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
12391 order to use commutative addition instead of subtraction.
12393 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12394 Mircea Namolaru <namolaru@il.ibm.com>
12395 Vladimir Yanovsky <yanov@il.ibm.com>
12396 Revital Eres <eres@il.ibm.com>
12398 PR tree-optimization/34263
12399 * tree-outof-ssa.c (process_single_block_loop_latch,
12400 contains_tree_r): New functions.
12401 (analyze_edges_for_bb): Call process_single_block_loop_latch
12402 function to empty single-basic-block latch block if possible.
12404 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12406 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
12408 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
12410 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12412 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
12414 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12416 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
12418 2008-01-05 Jakub Jelinek <jakub@redhat.com>
12420 PR tree-optimization/34618
12421 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
12424 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12427 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
12428 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
12429 Update copyright year.
12431 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
12432 Update copyright year.
12433 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
12436 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
12438 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
12439 edge does not point to current bb before changing need_assert.
12441 2008-01-04 Richard Guenther <rguenther@suse.de>
12443 PR middle-end/34029
12444 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
12445 for verifying purposes if they are is_gimple_min_invariant.
12447 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
12449 PR tree-optimization/34448
12450 PR tree-optimization/34465
12451 * gimplify.c (gimplify_init_constructor): Add new parameter
12452 notify_temp_creation. Use it.
12453 (gimplify_modify_expr_rhs): Take volatiles into account when
12454 optimizing constructors.
12455 Do not optimize constructors if gimplify_init_constructor will dump to
12457 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
12458 * gcc.c-torture/compile/pr34448.c: New.
12460 2008-01-04 Jakub Jelinek <jakub@redhat.com>
12462 PR gcov-profile/34609
12463 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
12464 return_slot if result is TREE_ADDRESSABLE.
12466 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
12468 * config/mips/mips.md (sqrt_condition): Tweak comment.
12469 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
12471 2008-01-03 Tom Tromey <tromey@redhat.com>
12474 * c-common.c (c_type_hash): Handle VLAs.
12476 2008-01-03 Jan Hubicka <jh@suse.cz>
12478 PR tree-optimization/31081
12479 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
12480 0 when inlining and not inlining to first basic block.
12481 (remap_decl): When var is initialized to 0, don't set default_def.
12482 (expand_call_inline): Set entry_bb.
12483 * tree-inline.h (copy_body_data): Add entry_bb.
12485 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12488 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
12491 PR tree-optimization/29484
12492 * tree-inline.c (inline_forbidden_p_2): New function.
12493 (inline_forbidden_p): Disallow inlining if some static var
12494 has an address of a local LABEL_DECL in its initializer.
12495 * doc/extend.texi (Labels as Values): Document &&foo behaviour
12498 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
12500 PR tree-optimization/34635
12501 * tree-data-ref.c (add_other_self_distances): Make sure that the
12502 evolution step is constant.
12504 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12506 PR middle-end/34608
12507 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
12509 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
12511 * tree-sra.c (scalarize_init): Insert the generate_element_init
12512 statements after the generate_element_zero statements.
12514 2008-01-02 Richard Guenther <rguenther@suse.de>
12516 PR middle-end/34093
12517 PR middle-end/31976
12518 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
12519 for very large number of operands instead of ICEing.
12521 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
12524 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
12525 while stack probing.
12527 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
12529 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
12532 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
12534 PR libmudflap/26442
12535 * tree-mudflap.c (mx_register_decls): Guard warning by
12536 !DECL_ARTIFICIAL check.
12538 2008-01-01 Jakub Jelinek <jakub@redhat.com>
12540 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
12541 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
12542 sse5_perm<mode>): Fix constraints.