1 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.h (ix86_tune_indices)
4 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
5 (TARGET_FUSE_CMP_AND_BRANCH): New define.
6 * config/i386/i386.md (*jcc_fused_1): New insn pattern
8 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9 X86_TUNE_USE_VECTOR_COMPARES targets.
10 (print operand): Handle 'E' and 'e' code.
12 2008-06-19 Anatoly Sokolov <aesok@post.ru>
14 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
15 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
20 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
22 (cgraph_expand_function): Use local copy of decl.
23 (cgraph_expand_all_functions): Remove redundant initialization of
25 (cgraph_optimize): Reword internal_error message.
27 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
29 * arm-protos.h (arm_return_in_memory): Remove public
30 arm_return_in_memory() prototype.
31 * arm.c (arm_return_in_memory): Add static prototype, add target
32 hook macro, change definition and comments.
33 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
35 2008-06-19 Ben Elliston <bje@au.ibm.com>
37 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
38 real.c: Remove references to IEEE 754R.
39 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
40 * doc/libgcc.texi (Decimal float library routines): Likewise.
42 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
44 * targhooks.h (struct gcc_target): New member unwind_word_mode.
45 (default_unwind_word_mode): Add prototype.
46 * targhooks.c (default_unwind_word_mode): New function.
47 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
49 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
50 (TARGET_INITIALIZER): Use it.
52 * c-common.c (handle_mode_attribute): Support "unwind_word"
54 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
56 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
57 word_mode to access SjLj_Function_Context member "data".
58 (sjlj_emit_dispatch_table): Likewise. Also, perform type
59 conversion from targetm.eh_return_filter_mode () to
60 targetm.unwind_word_mode () if they differ.
62 * builtin-types.def (BT_UNWINDWORD): New primitive type.
63 (BT_FN_UNWINDWORD_PTR): New function type.
64 (BT_FN_WORD_PTR): Remove.
65 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
66 * except.c (expand_builtin_extend_pointer): Convert pointer to
67 targetm.unwind_word_mode () instead of word_mode.
69 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
70 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
71 (spu_unwind_word_mode): New function.
72 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
73 (TARGET_UNWIND_WORD_MODE): Define.
74 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
76 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
78 * config/spu/spu.c (reg_align): Remove.
79 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
80 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
81 (spu_split_store): Likewise.
83 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
85 * gcc/tree-vn.c: Fix typo in comment.
87 2008-06-18 Jan Hubicka <jh@suse.cz>
89 * cgraphunit.c (cgraph_optimize): Output debug info when doing
92 2008-06-18 Jan Hubicka <jh@suse.cz>
94 * c-opts.c (c_common_post_options): PCH is not compatible with
96 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
97 -fno-toplevel-reorder by default now.
99 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
101 PR documentation/30739
102 * doc/install.texi (Prerequisites): Document dependency on awk.
104 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
105 Ian Lance Taylor <iant@google.com>
107 PR rtl-optimization/35604
108 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
109 only want to change jump destinations, not eventual label comparisons.
111 2008-06-16 Jan Hubicka <jh@suse.cz>
113 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
115 (cgraph_analyze_function): Likewise.
117 2008-06-16 Jan Hubicka <jh@suse.cz>
119 * cgraph.h (cgraph_mark_if_needed): New function.
120 * cgraphunit.c (cgraph_mark_if_needed): New function.
121 * c-decl.c (duplicate_decl): Use it.
123 2008-06-16 Jan Hubicka <jh@suse.cz>
125 * cgraph.c (cgraph_add_new_function): When in expansion state, do
128 2008-06-16 Jan Hubicka <jh@suse.cz>
130 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
132 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
133 Kazu Hirata <kazu@codesourcery.com>
134 Maxim Kuvyrkov <maxim@codesourcery.com
136 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
137 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
138 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
139 EXTRA_SPEC_FUNCTIONS.
140 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
141 (DRIVER_SELF_SPECS): Adjust.
142 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
143 * config/mips/st.h, config/mips/t-st: New.
144 * config/mips/driver-native.c, config/mips/x-native: New.
145 * doc/invoke.texi (MIPS): Document 'native' value for -march and
148 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
150 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
152 (ISA_HAS_FP_CONDMOVE): New macro.
153 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
154 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
155 (ISA_HAS_NMADD3_NMSUB3): New macro.
156 * config/mips/mips.c (mips_rtx_costs): Update.
157 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
158 compiling for ST Loongson 2E/2F.
159 (madd<mode>): Rename to madd4<mode>. Update.
160 (madd3<mode>): New pattern.
161 (msub<mode>): Rename to msub4<mode>. Update.
162 (msub3<mode>): New pattern.
163 (nmadd<mode>): Rename to nmadd4<mode>. Update.
164 (nmadd3<mode>): New pattern.
165 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
166 (nmadd3<mode>_fastmath): New pattern.
167 (nmsub<mode>): Rename to nmsub4<mode>. Update.
168 (nmsub3<mode>): New pattern.
169 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
170 (nmsub3<mode>_fastmath): New pattern.
171 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
173 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
175 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
176 (DF_REF_INSN_INFO): New.
177 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
178 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
179 with a NULL DF_REF_INSN_INFO.
180 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
182 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
183 DF_INSN_INFO_EQ_USES): New.
184 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
185 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
186 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
187 * df-core.c: Update comment for above changes.
188 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
189 DF_INSN_UID_* macros.
190 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
191 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
192 insn rtx. Update all callers.
193 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
194 df_ref_create_structure, df_insn_refs_collect): Likewise.
195 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
196 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
197 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
198 macros to access the insn refs.
199 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
200 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
201 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
202 for accessing the refs.
203 (try_fwprop_subst): Likewise.
204 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
205 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
206 for accessing the refs.
207 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
208 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
209 to look at the insn refs.
210 (record_uses): Likewise.
211 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
213 (mark_artificial_uses): Don't mark_insn for artificial refs.
214 (mark_reg_rependencies): Likewise.
216 * doc/rtl.texi: Remove documentation of ADDRESSOF.
218 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
220 * configure: Regenerate.
222 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
224 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
225 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
226 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
228 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
230 * config/avr/avr.c (avr_mcu_t): Add attiny167.
231 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
232 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
234 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
236 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
237 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
238 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
240 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
242 * tree-ssa-sccvn.c: Fix format of comments.
244 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
246 * cgraph.c: Remove unneeded forward declarations of eq_node()
249 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
251 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
253 (see_update_relevancy): Likewise.
254 * fwprop.c (try_fwprop_subst): Likewise.
255 * rtlanal.c (noop_move_p): Likewise.
256 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
257 notes to non-existing libcall blocks.
258 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
260 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
261 (dead_libcall_p): Remove.
262 (delete_trivially_dead_insns): Don't use it.
263 * web.c (union_defs): Remove comment about keeping nops.
264 * gcse.c (hash_scan_insn): Don't take libcall pointers.
265 (compute_hash_table_work): Don't track libcall notes.
266 (do_local_cprop): Don't take libcall pointers. Don't update
268 (adjust_libcall_notes): Deleted.
269 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
270 ever have existed in the first place).
271 (replace_store_insn): Don't try to remove libcall notes.
272 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
273 (resolve_reg_notes): Don't call them.
274 (resolve_simple_move): Likewise.
275 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
276 Don't remove REG_RETVAL notes.
277 * emit-rtl.c (try_split): Don't update libcall notes.
278 (emit_copy_of_insn_after): Dito.
279 * cselib.c (cselib_current_insn_in_libcall): Remove.
280 (cselib_process_insn): Don't set/clear it.
281 (new_elt_loc_list): Don't record it.
282 (cselib_init): Don't initialize it.
283 * cselib.c (struct elt_loc_list): Remove in_libcall field.
284 * loop-invariant.c (find_invariant_insn): Don't look for libcall
286 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
287 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
288 (init_deps): Don't initialize it.
289 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
290 * combine.c (delete_noop_moves): Don't update libcall notes.
291 (can_combine_p): Remove now pointless #if 0 block.
292 (try_combine): Remove another obsolete #if 0 block.
293 (distribute_notes): Don't distribute libcall notes.
294 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
295 * dce.c (libcall_dead_p): Remove.
296 (delete_unmarked_insns): Don't handle libcall blocks.
297 (preserve_libcall_for_dce): Remove.
298 (prescan_insns_for_dce): Don't special-case libcall block insns.
299 * reload1 (reload): Don't handle libcall notes.
300 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
303 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
305 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
306 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
307 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
309 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
311 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
312 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
313 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
315 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
317 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
319 2008-06-16 Ira Rosen <irar@il.ibm.com>
321 PR tree-optimization/36493
322 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
323 the arguments list. Use VECTYPE to create vector pointer.
324 (vectorizable_store): Fail if accesses through a pointer to vectype
325 do not alias the original memory reference operands.
326 Call vect_create_data_ref_ptr without the removed argument.
327 (vectorizable_load): Likewise.
328 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
331 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
334 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
337 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
339 * config/mips/loongson2ef.md: New file.
340 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
341 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
342 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
343 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
344 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
346 (loongson2ef.md): New include.
347 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
348 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
349 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
350 (loongson_gt_<mode>, loongson_extract_halfword)
351 (loongson_insert_halfword_0, loongson_insert_halfword_2)
352 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
353 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
354 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
355 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
356 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
357 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
358 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
359 (vec_interleave_low<mode>): Define type attribute.
360 * config/mips/mips.c (mips_ls2): New static variable.
361 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
362 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
363 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
364 Implement target scheduling hooks.
365 (mips_multipass_dfa_lookahead): Update to handle tuning for
367 (mips_sched_init): Initialize data for Loongson scheduling.
368 (mips_ls2_variable_issue): New static function.
369 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
371 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
372 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
373 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
374 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
375 Handle ST Loongson 2E/2F cores.
376 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
378 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
380 * omp-low.c (extract_omp_for_data): Fix comment typo.
383 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
385 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
386 FIXME note about gcc/config.guess.
387 * doc/options.texi (Option file format): Remove non-ASCII bytes.
388 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
389 * doc/cppopts.texi: Likewise.
390 * doc/extend.texi: Likewise.
391 * doc/gcc.texi: Likewise.
392 * doc/gccint.texi: Likewise.
393 * doc/gcov.texi: Likewise.
394 * doc/gty.texi: Likewise.
395 * doc/hostconfig.texi: Likewise.
396 * doc/install.texi: Likewise.
397 * doc/invoke.texi: Likewise.
398 * doc/loop.texi: Likewise.
399 * doc/makefile.texi: Likewise.
400 * doc/md.texi: Likewise.
401 * doc/passes.texi: Likewise.
402 * doc/tm.texi: Likewise.
403 * doc/tree-ssa.texi: Likewise.
404 * doc/trouble.texi: Likewise.
406 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
407 Nathan Sidwell <nathan@codesourcery.com>
408 Maxim Kuvyrkov <maxim@codesourcery.com>
409 Richard Sandiford <rdsandiford@googlemail.com>
411 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
412 * config/mips/mips-protos.h (mips_expand_vector_init): New.
413 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
415 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
416 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
417 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
419 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
420 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
421 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
422 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
423 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
424 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
425 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
426 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
427 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
428 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
429 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
430 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
431 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
432 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
433 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
434 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
435 (mips_builtins): Add Loongson builtins.
436 (mips_loongson_2ef_bdesc): New.
437 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
438 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
439 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
440 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
442 (mips_expand_vector_init): New.
443 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
444 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
446 * config/mips/mips.md: Add unspec numbers for Loongson
447 builtins. Include loongson.md.
448 (MOVE64): Include Loongson vector modes.
449 (SPLITF): Include Loongson vector modes.
450 (HALFMODE): Handle Loongson vector modes.
451 * config/mips/loongson.md: New.
452 * config/mips/loongson.h: New.
453 * config.gcc: Add loongson.h header for mips*-*-* targets.
454 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
456 2008-06-14 Joseph Myers <joseph@codesourcery.com>
458 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
459 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
460 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
461 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
462 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
463 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
464 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
465 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
466 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
467 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
468 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
469 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
470 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
471 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
472 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
473 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
474 Remove use_fixproto=yes.
475 (ia64*-*-hpux*): Remove comment about using fixproto.
476 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
478 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
480 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
482 * configure: Regenerate.
484 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
487 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
488 before evaluating it.
490 2008-06-13 Jakub Jelinek <jakub@redhat.com>
493 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
494 nested inline functions.
495 (start_decl, start_function): Don't invert DECL_EXTERNAL
496 for nested inline functions.
498 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
500 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
501 splits that must be made for correctness.
503 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
505 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
506 (AVAIL_NON_MIPS16): Likewise.
507 (mips_builtin_description): Replace target_flags with a predicate.
508 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
509 (dspr2_32): New availability predicates.
510 (MIPS_BUILTIN): New macro.
511 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
512 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
513 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
514 Replace the TARGET_FLAGS parameters with AVAIL parameters.
515 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
516 (mips_dsp_32only_bdesc): Merge into...
517 (mips_builtins): ...this new array.
518 (mips_bdesc_map, mips_bdesc_arrays): Delete.
519 (mips_init_builtins): Update after above changes.
520 (mips_expand_builtin_1): Merge into...
521 (mips_expand_builtin): ...here and update after above changes.
523 2008-06-12 Paul Brook <paul@codesourcery.com>
525 * longlong.h (__arm__): Define count_leading_zeros.
526 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
527 (clzsi2, clzdi2): New functions.
528 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
529 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
530 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
531 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
532 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
533 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
534 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
535 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
536 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
537 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
539 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
541 * config/m68k/m68k.c (m68k_tune_flags): New.
542 (override_options): Compute m68k_tune_flags.
543 (MULL_COST, MULW_COST): Update for various variants of CFV2.
544 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
546 2008-06-12 Jakub Jelinek <jakub@redhat.com>
549 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
551 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
553 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
554 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
556 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
558 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
559 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
561 2008-06-12 Jakub Jelinek <jakub@redhat.com>
564 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
567 2008-06-12 Richard Guenther <rguenther@suse.de>
569 PR tree-optimization/36345
570 * tree-flow.h (struct ptr_info_def): Align escape_mask,
571 add memory_tag_needed flag.
572 (may_alias_p): Declare.
573 * tree-ssa-alias.c (may_alias_p): Export.
574 (set_initial_properties): Use memory_tag_needed flag.
575 (update_reference_counts): Likewise.
576 (reset_alias_info): Reset memory_tag_needed flag.
577 (create_name_tags): Check memory_tag_needed flag.
578 (dump_points_to_info_for): Dump it.
579 * tree-ssa-structalias.c (struct variable_info): Remove
580 directly_dereferenced flag.
581 (new_var_info): Do not initialize it.
582 (process_constraint_1): Do not set it.
583 (update_alias_info): Set is_dereferenced flag.
584 (set_uids_in_ptset): Use may_alias_p.
585 (set_used_smts): Check memory_tag_needed flag.
586 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
587 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
588 memory_tag_needed flag.
589 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
592 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
594 * config/i386/i386.c (ix86_compute_frame_layout): Disable
595 red zone for w64 abi.
596 (ix86_expand_prologue): Likewise.
597 (ix86_force_to_memory): Likewise.
598 (ix86_free_from_memory): Likewise.
600 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
603 * config/rs6000/rs6000.c (rs6000_override_options): Set
604 rs6000_isel conditionally to the absence of comand line override.
605 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
606 Remove duplicate rs6000_isel setting.
607 * config/rs6000/eabispe.h: Ditto.
609 2008-06-11 Richard Guenther <rguenther@suse.de>
611 * alias.c (get_alias_set): Use the element alias-set for arrays.
612 (record_component_aliases): For arrays and vectors do nothing.
613 * c-common.c (strict_aliasing_warning): Handle the cases
614 of alias set zero explicitly.
615 * Makefile.in (dfp.o-warn): Add -Wno-error.
617 2008-06-11 Joseph Myers <joseph@codesourcery.com>
619 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
621 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
622 tune_32 tune_64 to supported_defaults. Allow values not
623 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
624 x86_64. Do not override cpu_32 or cpu_64 values from target name.
625 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
626 with_cpu_64 to generic for 64-bit-supporting configurations, not
627 with_cpu. Remove FIXMEs.
628 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
629 --with-arch-64, --with-tune-32, --with-tune-64): Document.
630 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
631 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
634 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
635 Olivier Hainque <hainque@adacore.com>
637 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
638 Use DECL_SIZE_UNIT to retrieve the size of the field.
640 2008-06-11 Joseph Myers <joseph@codesourcery.com>
642 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
643 with function calls after declarations. Lay out
644 neon_float_type_node before further use.
646 2008-06-11 Richard Guenther <rguenther@suse.de>
648 * tree-flow.h (may_point_to_global_var): Declare.
649 * tree-ssa-alias.c (may_point_to_global_var): New function.
650 * tree-ssa-sink.c (is_hidden_global_store): Use it.
652 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
654 * configure.ac: Teach that fido supports .debug_line.
655 * configure: Regenerate.
657 2008-06-10 Tom Tromey <tromey@redhat.com>
659 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
662 2008-06-10 Joseph Myers <joseph@codesourcery.com>
664 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
665 (encode_decimal64, decode_decimal64, encode_decimal128,
666 decode_decimal128): Reverse order of 32-bit parts of value if host
667 and target endianness differ.
669 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
671 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
673 (tree_mod_pow2_value_transform): Likewise.
674 (tree_ic_transform): Likewise.
675 (tree_stringops_transform): Likewise.
676 (tree_mod_subtract_transform): Likewise.
677 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
678 (copy_edges_for_bb): Likewise.
679 (initialize_cfun): Likewise.
681 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
683 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
684 nonmemory_operand. Add "N" operand constraint.
686 (*jcc_btdi_mask_rex64): New instruction and split pattern.
687 (*jcc_btsi_mask): Ditto.
688 (*jcc_btsi_mask_1): Ditto.
690 2008-06-10 Joseph Myers <joseph@codesourcery.com>
692 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
693 TYPE_CANONICAL for copied element type.
695 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
698 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
699 Add m_CORE2 and m_GENERIC.
700 * config/i386/predicates.md (bt_comparison_operator): New predicate.
701 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
703 (*jcc_btdi_rex64): New instruction and split pattern.
705 (*jcc_btsi_1): Ditto.
706 (*btsq): Fix Intel asm dialect operand order.
710 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
713 * simplify-rtx.c (simplify_subreg): Add check for shift count
716 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
718 * doc/md.texi: Synchronize with later constraints.md change.
719 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
720 with a C implementation.
721 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
723 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
724 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
725 when moving to and from MD_REGNUM.
726 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
727 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
728 Handle byte and halfword moves.
729 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
731 * config/mips/constraints.md (h): Turn into NO_REGS.
732 (l, x): Update documentation.
733 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
734 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
735 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
736 (HILO): New mode iterator.
738 (any_div): New code iterator.
739 (u): Extend code attribute to div and udiv.
740 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
741 d_operand in the splitters. Remove redundant CONST_INT checks.
742 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
743 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
744 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
745 accordingly, using normal moves instead of unspecs to move LO into
746 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
747 (<u>mulsidi3): Handle expansion in C code.
748 (<u>mulsidi3_32bit_internal): Rename to...
749 (<u>mulsidi3_32bit): ...this.
750 (<u>mulsidi3_32bit_r4000): Fix insn separator.
751 (*<u>mulsidi3_64bit): Rename to...
752 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
753 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
754 to set LO and HI to the multiplication result. Use a normal move
755 for MFLO and an unspec for MFHI.
756 (*<u>mulsidi3_64bit_parts): Replace with...
757 (<u>mulsidi3_64bit_hilo): ...this new instruction.
758 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
759 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
760 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
761 instead of HI. Split the instruction into a separate multiplication
762 and MFHI if !TARGET_FIX_R4000.
763 (<su>muldi3_highpart): Likewise.
764 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
765 and the "=h" clobber.
766 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
767 (<u>mulditi3): New expander.
768 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
769 (madsi): Remove "=h" clobber.
770 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
771 Force the modulus result to be a GPR and split the instruction into
772 a division followed by an MFHI after reload.
773 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
774 (*lea_high64): Use d_operand in the define_peephole2. Likewise
775 the MIPS16 HIGH define_split.
776 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
777 of acc<->gpr moves to "multi".
778 (*movdi_64bit): Replace the single "x" alternative with
779 alternatives for moving into and out of "a".
780 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
781 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
782 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
783 Use d_operand in the splitters. Remove redundant CONST_INT checks.
784 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
785 (movti): New expander.
786 (*movti, *movti_mips16): New insns.
787 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
788 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
789 (mthi<GPR:mode>_<HILO:mode>): Likewise.
790 * config/mips/predicates.md (fpr_operand): Delete.
791 (d_operand): New predicate.
793 2008-06-09 Michael Meissner <michael.meissner@amd.com>
795 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
796 failure on some Bourne shells.
799 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
801 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
803 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
805 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
806 (sparc-sun-solaris2*): Likewise.
808 2008-06-09 Arnaud Charlet <charlet@adacore.com
810 * doc/install.texi: Update requirements to build the Ada compiler.
812 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
814 * df-scan.c (struct df_scan_problem_data): Remove the
815 mw_link_pool alloc pool.
816 (df_scan_free_internal): Don't free it.
817 (df_scan_alloc): Don't allocate it.
818 * df.h (struct df_link): Update comment.
820 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
822 * except.h: Correct checks for when SJLJ exceptions must be used.
824 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
826 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
829 2008-06-08 Joseph Myers <joseph@codesourcery.com>
831 PR tree-optimization/36218
832 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
833 configure for the build system.
834 (BUILD_LDFLAGS): Define.
835 * configure: Regenerate.
836 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
838 2008-07-08 Anatoly Sokolov <aesok@post.ru>
841 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
842 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
843 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
845 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
847 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
849 2008-06-07 Joseph Myers <joseph@codesourcery.com>
851 * config.gcc (Obsolete configurations): Remove list of
853 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
854 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
855 targets matched by those patterns.
856 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
857 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
858 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
859 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
860 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
861 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
862 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
863 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
864 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
865 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
866 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
867 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
868 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
869 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
870 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
871 Make code for Solaris 7 and greater unconditional for Solaris.
872 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
873 Remove --with-* handling.
874 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
875 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
876 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
877 LINK_OS_WINDISS_SPEC): Remove.
878 * config/rs6000/sysv4.opt (mwindiss): Remove.
879 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
880 * configure: Regenerate.
881 * doc/cpp.texi: Don't mention BeOS.
882 * doc/extend.texi (interrupt): Don't mention MS1.
883 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
884 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
885 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
886 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
887 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
889 * doc/invoke.texi (MT Options): Remove.
891 (CRIS Options): Remove cris-axis-aout references.
892 (HPPA Options): Don't mention hppa1.1-*-pro.
893 * doc/md.texi: (MorphoTech family): Remove.
894 * libgcc2.c: Don't handle UWIN.
895 * config/alpha/t-unicosmk: Remove.
896 * config/alpha/unicosmk.h: Remove.
897 * config/arm/kaos-arm.h: Remove.
898 * config/arm/kaos-strongarm.h: Remove.
899 * config/arm/strongarm-coff.h: Remove.
900 * config/arm/strongarm-elf.h: Remove.
901 * config/arm/strongarm-pe.h: Remove.
902 * config/arm/t-strongarm-pe: Remove.
903 * config/arm/t-xscale-coff: Remove.
904 * config/arm/t-xscale-elf: Remove.
905 * config/arm/xscale-coff.h: Remove.
906 * config/arm/xscale-elf.h: Remove.
907 * config/chorus.h: Remove.
908 * config/cris/aout.h: Remove.
909 * config/cris/aout.opt: Remove.
910 * config/cris/t-aout: Remove.
911 * config/i386/beos-elf.h: Remove.
912 * config/i386/kaos-i386.h: Remove.
913 * config/i386/ptx4-i.h: Remove.
914 * config/i386/sco5.h: Remove.
915 * config/i386/sco5.opt: Remove.
916 * config/i386/sysv4-cpp.h: Remove.
917 * config/i386/sysv5.h: Remove.
918 * config/i386/t-beos: Remove.
919 * config/i386/t-sco5: Remove.
920 * config/i386/t-uwin: Remove.
921 * config/i386/uwin.asm: Remove.
922 * config/i386/uwin.h: Remove.
923 * config/kaos.h: Remove.
924 * config/mips/windiss.h: Remove.
925 * config/mt: Remove directory.
926 * config/pa/pa-osf.h: Remove.
927 * config/pa/pa-pro-end.h: Remove.
928 * config/pa/t-pro: Remove.
929 * config/ptx4.h: Remove.
930 * config/rs6000/beos.h: Remove.
931 * config/rs6000/kaos-ppc.h: Remove.
932 * config/rs6000/t-beos: Remove.
933 * config/rs6000/windiss.h: Remove.
934 * config/sh/kaos-sh.h: Remove.
935 * config/sol2-6.h: Remove.
936 * config/sparc/sol26-sld.h: Remove.
937 * config/sparc/sysv4-only.h: Remove.
938 * config/vax/bsd.h: Remove.
939 * config/vax/t-memfuncs: Remove.
940 * config/vax/ultrix.h: Remove.
941 * config/vax/vaxv.h: Remove.
942 * config/windiss.h: Remove.
944 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
946 PR rtl-optimization/36438
947 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
948 for vector shifts with constant scalar shift operands.
950 2008-06-06 Sandip Matte <sandip@rmicorp.com>
952 * doc/invoke.texi: Document -march=xlr.
953 * config/mips/xlr.md: New file.
954 * config/mips/mips.md: Include it.
956 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
957 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
958 (mips_rtx_cost_data): Likewise.
960 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
962 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
963 PRE_INC and PRE_DEC cases.
965 2008-06-06 Jakub Jelinek <jakub@redhat.com>
967 PR rtl-optimization/36419
968 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
969 the emitting jump insn.
972 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
973 is not bool, boolify the whole *expr_p and convert to the desired type.
975 2008-06-06 Jakub Jelinek <jakub@redhat.com>
977 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
978 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
979 Add omp_private_outer_ref hook, add another argument to
980 omp_clause_default_ctor hook.
981 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
982 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
983 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
984 hook_tree_tree_tree_tree_null.
985 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
986 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
987 * hooks.c (hook_tree_tree_tree_tree_null): New function.
988 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
989 * tree.def (OMP_TASK): New tree code.
990 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
991 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
992 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
993 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
994 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
995 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
996 OMP_CLAUSE_COLLAPSE_EXPR): Define.
997 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
998 (OMP_DIRECTIVE_P): Add OMP_TASK.
999 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
1000 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
1001 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
1002 and OMP_CLAUSE_UNTIED entries.
1003 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
1005 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1006 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
1007 * tree-pretty-print.c (dump_omp_clause): Handle
1008 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
1009 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1010 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
1011 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
1012 warning about unsigned iterators. Change decl/init/cond/incr
1013 arguments to TREE_VECs, check arguments for all collapsed loops.
1014 (c_finish_omp_taskwait): New function.
1015 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
1017 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
1018 default_function_array_conversion on init. Add par_clauses argument.
1019 If decl is present in parallel's lastprivate clause, change it to
1020 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
1021 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
1022 collapse count in clauses.
1023 (c_parser_omp_for, c_parser_omp_parallel): Adjust
1024 c_parser_omp_for_loop callers.
1025 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
1026 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
1027 (c_parser_omp_clause_name): Handle collapse and untied clauses.
1028 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
1030 (c_parser_omp_clause_schedule): Handle schedule(auto).
1031 Include correct location in the error message.
1032 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
1033 and PRAGMA_OMP_CLAUSE_UNTIED.
1034 (OMP_TASK_CLAUSE_MASK): Define.
1035 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
1036 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
1037 * tree-nested.c (convert_nonlocal_omp_clauses,
1038 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
1039 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
1040 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1041 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
1043 (conver_nonlocal_reference, convert_local_reference,
1044 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
1045 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
1046 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
1047 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
1048 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
1049 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
1050 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
1051 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
1052 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
1054 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
1055 * c-common.h (c_finish_omp_taskwait): New prototype.
1056 * gimple-low.c (lower_stmt): Handle OMP_TASK.
1057 * tree-parloops.c (create_parallel_loop): Create 1 entry
1058 vectors for OMP_FOR_{INIT,COND,INCR}.
1059 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1060 (make_edges): Handle OMP_TASK.
1061 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
1062 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1063 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
1064 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
1065 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
1066 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
1067 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
1068 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
1069 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
1070 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
1071 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
1072 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
1073 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
1074 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
1075 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
1076 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
1077 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
1078 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
1079 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
1080 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
1081 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
1082 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
1083 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
1084 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
1085 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
1086 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
1087 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
1088 original iterator is present in lastprivate clause or if
1089 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
1090 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1091 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
1092 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
1093 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
1094 if it is set, lookup var in outer contexts too. Handle
1095 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
1096 to be implicitly determined firstprivate for task regions.
1097 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
1098 if it is set, lookup var in outer contexts too. Set
1099 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
1100 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
1101 OMP_CLAUSE_UNTIED. Take region_type as last argument
1102 instead of in_parallel and in_combined_parallel.
1103 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
1105 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
1106 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
1107 (new_omp_context): Set default_kind to
1108 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
1109 (omp_region_type): New enum.
1110 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
1111 fields, add region_type.
1112 (new_omp_context): Take region_type as argument instead of is_parallel
1113 and is_combined_parallel.
1114 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
1115 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
1116 ctx->is_combined_parallel checks.
1117 (gimplify_omp_task): New function.
1118 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
1120 * omp-low.c (extract_omp_for_data): Use schedule(static)
1121 for schedule(auto). Handle pointer and unsigned iterators.
1122 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
1123 Add loops argument. Extract data for collapsed OMP_FOR loops.
1124 (expand_parallel_call): Assert sched_kind isn't auto,
1125 map runtime schedule to index 3.
1126 (struct omp_for_data_loop): New type.
1127 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
1128 Add loop, loops, collapse and iter_type fields.
1129 (workshare_safe_to_combine_p): Disallow combined for if
1130 iter_type is unsigned long long. Don't combine collapse > 1 loops
1131 unless all bounds and steps are constant. Adjust extract_omp_for_data
1133 (expand_omp_for_generic): Handle pointer, unsigned and long long
1134 iterators. Handle collapsed OMP_FOR loops. Adjust
1135 for struct omp_for_data changes. If libgomp function doesn't return
1136 boolean_type_node, add comparison of the return value with 0.
1137 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
1138 pointer, unsigned and long long iterators. Adjust for struct
1139 omp_for_data changes.
1140 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
1141 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
1142 unsigned long long. Allocate loops array, pass it to
1143 extract_omp_for_data. For collapse > 1 loops use always
1144 expand_omp_for_generic.
1145 (omp_context): Add sfield_map and srecord_type fields.
1146 (is_task_ctx, lookup_sfield): New functions.
1147 (use_pointer_for_field): Use is_task_ctx helper. Change first
1148 argument's type from const_tree to tree. Clarify comment.
1149 In OMP_TASK disallow copy-in/out sharing.
1150 (build_sender_ref): Call lookup_sfield instead of lookup_field.
1151 (install_var_field): Add mask argument. Populate both record_type
1152 and srecord_type if needed.
1153 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
1155 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
1156 and DECL_FIELD_OFFSET.
1157 (scan_sharing_clauses): Adjust install_var_field callers. For
1158 firstprivate clauses on explicit tasks allocate the var by value in
1159 record_type unconditionally, rather than by reference.
1160 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
1161 Use is_taskreg_ctx instead of is_parallel_ctx.
1162 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1163 (create_omp_child_function_name): Add task_copy argument, use
1164 *_omp_cpyfn* names if it is true.
1165 (create_omp_child_function): Add task_copy argument, if true create
1166 *_omp_cpyfn* helper function.
1167 (scan_omp_parallel): Adjust create_omp_child_function callers.
1168 Rename parallel_nesting_level to taskreg_nesting_level.
1169 (scan_omp_task): New function.
1170 (lower_rec_input_clauses): Don't run constructors for firstprivate
1171 explicit task vars which are initialized by *_omp_cpyfn*.
1172 Pass outer var ref to omp_clause_default_ctor hook if
1173 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
1174 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
1175 OMP_CLAUSE_REDUCTION_INIT.
1176 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
1177 avoid duplicate setting of fields. Handle
1178 OMP_CLAUSE_PRIVATE_OUTER_REF.
1179 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
1180 copy-out if TREE_READONLY, only copy-in.
1181 (expand_task_copyfn): New function.
1182 (expand_task_call): New function.
1183 (struct omp_taskcopy_context): New type.
1184 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
1186 (lower_omp_parallel): Rename to...
1187 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1188 Call create_task_copyfn if srecord_type is needed. Adjust
1190 (task_shared_vars): New variable.
1191 (check_omp_nesting_restrictions): Warn if work-sharing,
1192 barrier, master or ordered region is closely nested inside OMP_TASK.
1193 Add warnings for barrier if closely nested inside of work-sharing,
1194 ordered, or master region.
1195 (scan_omp_1): Call check_omp_nesting_restrictions even for
1196 GOMP_barrier calls. Rename parallel_nesting_level to
1197 taskreg_nesting_level. Handle OMP_TASK.
1198 (lower_lastprivate_clauses): Even if some lastprivate is found on a
1199 work-sharing construct, continue looking for them on parent parallel
1201 (lower_omp_for_lastprivate): Add lastprivate clauses
1202 to the beginning of dlist rather than end. Adjust for struct
1203 omp_for_data changes.
1204 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
1205 not after it. Handle collapsed OMP_FOR loops, adjust for
1206 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
1207 (get_ws_args_for): Adjust extract_omp_for_data caller.
1208 (scan_omp_for): Handle collapsed OMP_FOR
1209 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1210 (lower_omp_single_simple): If libgomp function doesn't return
1211 boolean_type_node, add comparison of the return value with 0.
1212 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
1213 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
1214 (parallel_nesting_level): Rename to...
1215 (taskreg_nesting_level): ... this.
1216 (is_taskreg_ctx): New function.
1217 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
1219 (execute_lower_omp): Rename parallel_nesting_level to
1220 taskreg_nesting_level.
1221 (expand_omp_parallel): Rename to...
1222 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1223 Call omp_task_call for OMP_TASK regions.
1224 (expand_omp): Adjust caller, handle OMP_TASK.
1225 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
1227 * bitmap.c (bitmap_default_obstack_depth): New variable.
1228 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
1229 if argument is NULL and bitmap_default_obstack is already initialized.
1230 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
1232 * matrix-reorg.c (matrix_reorg): Likewise.
1234 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1236 * config/i386/i386.md (*indirect_jump): Macroize using P
1237 mode iterator. Remove !TARGET_64BIT from insn constraints.
1238 (*tablejump_1): Ditto.
1239 (*indirect_jump_rex64): Remove insn pattern.
1240 (*tablejump_1_rex64): Ditto.
1241 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
1242 and eh_return_si insn patterns.
1244 2008-06-06 Richard Guenther <rguenther@suse.de>
1246 * tree-ssa-structalias.c (merge_smts_into): Remove.
1247 (find_what_p_points_to): Do not bother to compute the
1248 points-to set for pt_anything pointers.
1249 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
1250 for pt_anything pointers is ok.
1252 2008-06-06 Jan Hubicka <jh@suse.cz>
1254 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
1256 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1258 * cgraph.c: Fix typos in comments.
1259 (cgraph_availability_names): Fix string typo.
1260 * fold-const.c: Fix typos in comments.
1261 (fold_binary): Fix typo in warning.
1262 * genautomata.c: Fix typos in comments.
1263 (check_presence_pattern_sets): Fix typo in local variable.
1264 (output_description): Fix typo in output.
1265 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
1266 * hwint.h: Likewise.
1267 * matrix-reorg.c (check_allocation_function): Likewise.
1268 * omega.c (smooth_weird_equations): Likewise.
1269 * auto-inc-dec.c: Fix typos in comments.
1270 * bb-reorder.c: Likewise.
1271 * builtins.c: Likewise.
1272 * c-common.c: Likewise.
1273 * c-cppbuiltin.c: Likewise.
1274 * c-parser.c: Likewise.
1275 * c-pretty-print.c: Likewise.
1276 * cfgcleanup.c: Likewise.
1277 * cfgexpand.c: Likewise.
1278 * cfghooks.c: Likewise.
1279 * cfglayout.c: Likewise.
1280 * cfgloopmanip.c: Likewise.
1281 * cgraphunit.c: Likewise.
1282 * coverage.c: Likewise.
1283 * dbxout.c: Likewise.
1284 * df-byte-scan.c: Likewise.
1285 * df-core.c: Likewise.
1286 * df-problems.c: Likewise.
1287 * df-scan.c: Likewise.
1289 * dominance.c: Likewise.
1290 * domwalk.c: Likewise.
1292 * dwarf2out.c: Likewise.
1293 * emit-rtl.c: Likewise.
1294 * et-forest.c: Likewise.
1295 * function.c: Likewise.
1296 * function.h: Likewise.
1298 * gcov-io.c: Likewise.
1301 * genattrtab.c: Likewise.
1302 * ggc-page.c: Likewise.
1303 * gimplify.c: Likewise.
1304 * gthr-lynx.h: Likewise.
1305 * haifa-sched.c: Likewise.
1306 * ipa-cp.c: Likewise.
1307 * ipa-inline.c: Likewise.
1308 * ipa-prop.h: Likewise.
1309 * ipa-pure-const.c: Likewise.
1310 * ipa-struct-reorg.c: Likewise.
1311 * ipa-struct-reorg.h: Likewise.
1312 * ipa-type-escape.c: Likewise.
1314 * loop-doloop.c: Likewise.
1315 * mips-tfile.c: Likewise.
1316 * mkmap-flat.awk: Likewise.
1317 * mkmap-symver.awk: Likewise.
1318 * modulo-sched.c: Likewise.
1319 * omp-low.c: Likewise.
1320 * optabs.c: Likewise.
1321 * optabs.h: Likewise.
1323 * passes.c: Likewise.
1324 * postreload-gcse.c: Likewise.
1325 * postreload.c: Likewise.
1326 * predict.c: Likewise.
1327 * pretty-print.h: Likewise.
1328 * profile.c: Likewise.
1329 * protoize.c: Likewise.
1330 * ra-conflict.c: Likewise.
1332 * recog.c: Likewise.
1333 * regclass.c: Likewise.
1335 * reload.c: Likewise.
1336 * rtl-error.c: Likewise.
1337 * rtlanal.c: Likewise.
1339 * sched-rgn.c: Likewise.
1342 * target.h: Likewise.
1343 * tree-dfa.c: Likewise.
1344 * tree-eh.c: Likewise.
1345 * tree-flow-inline.h: Likewise.
1346 * tree-inline.c: Likewise.
1347 * tree-into-ssa.c: Likewise.
1348 * tree-loop-distribution.c: Likewise.
1349 * tree-nested.c: Likewise.
1350 * tree-parloops.c: Likewise.
1351 * tree-pass.h: Likewise.
1352 * tree-pretty-print.c: Likewise.
1353 * tree-profile.c: Likewise.
1354 * tree-scalar-evolution.c: Likewise.
1355 * tree-sra.c: Likewise.
1356 * tree-ssa-alias-warnings.c: Likewise.
1357 * tree-ssa-ccp.c: Likewise.
1358 * tree-ssa-coalesce.c: Likewise.
1359 * tree-ssa-dom.c: Likewise.
1360 * tree-ssa-dse.c: Likewise.
1361 * tree-ssa-forwprop.c: Likewise.
1362 * tree-ssa-live.c: Likewise.
1363 * tree-ssa-live.h: Likewise.
1364 * tree-ssa-loop-im.c: Likewise.
1365 * tree-ssa-loop-ivopts.c: Likewise.
1366 * tree-ssa-loop-niter.c: Likewise.
1367 * tree-ssa-loop-prefetch.c: Likewise.
1368 * tree-ssa-phiopt.c: Likewise.
1369 * tree-ssa-phiprop.c: Likewise.
1370 * tree-ssa-sccvn.c: Likewise.
1371 * tree-ssa-ter.c: Likewise.
1372 * tree-ssa-threadupdate.c: Likewise.
1373 * tree-ssa.c: Likewise.
1374 * tree-vect-analyze.c: Likewise.
1375 * tree-vect-transform.c: Likewise.
1376 * tree-vectorizer.c: Likewise.
1377 * tree-vn.c: Likewise.
1378 * tree-vrp.c: Likewise.
1380 * tree.def: Likewise.
1382 * unwind-dw2-fde.c: Likewise.
1383 * unwind.inc: Likewise.
1384 * value-prof.c: Likewise.
1385 * vmsdbgout.c: Likewise.
1387 2008-06-05 David Edelsohn <edelsohn@gnu.org>
1389 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
1390 always place FP constants in the TOC for TARGET_POWERPC64.
1391 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
1393 2008-06-05 Joseph Myers <joseph@codesourcery.com>
1395 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
1396 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
1397 enable for TARGET_E500_DOUBLE.
1398 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
1399 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
1400 floating-point modes like integer modes for E500 double.
1401 (rs6000_legitimate_offset_address_p): Likewise.
1402 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
1403 addressing for DDmode for E500 double.
1404 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
1405 modes as using 64-bits of registers for E500 double.
1406 (spe_build_register_parallel): Do not handle DDmode or TDmode.
1407 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
1408 specially for E500 double.
1409 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
1410 TDmode for E500 double.
1411 (rs6000_gimplify_va_arg): Only handle SDmode in registers
1412 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
1413 (rs6000_split_multireg_move): Do not handle TDmode specially for
1415 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
1416 using 64-bit registers for E500 double.
1417 (emit_frame_save): Do not handle DDmode specially for E500 double.
1418 (gen_frame_mem_offset): Likewise.
1419 (rs6000_function_value): Do not call spe_build_register_parallel
1420 for DDmode or TDmode.
1421 (rs6000_libcall_value): Likewise.
1422 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
1423 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
1426 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
1428 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
1431 2008-06-04 Junjie Gu <jgu@tensilica.com>
1433 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
1434 comparison for frame pointers.
1436 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
1439 * config/avr/avr.h (PUSH_ROUNDING): Remove.
1441 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
1444 * builtins.c (expand_builtin_signbit): Don't take lowpart when
1445 register is already smaller or equal to required mode.
1447 2008-06-04 Xinliang David Li <davidxl@google.com>
1449 * tree-call-cdce.c: New file.
1450 (cond_dead_built_in_calls): New static variable.
1451 (input_domain): New struct.
1452 (check_pow): New function.
1453 (check_builtin_call): Ditto.
1454 (check_target_format): Ditto.
1455 (is_call_dce_candidate): Ditto.
1456 (gen_one_condition): Ditto.
1457 (gen_conditions_for_domain): Ditto.
1458 (get_domain): Ditto.
1459 (gen_conditions_for_pow_cst_base): Ditto.
1460 (gen_conditions_for_pow_int_base): Ditto.
1461 (gen_conditions_for_pow): Ditto.
1462 (get_no_error_domain): Ditto.
1463 (gen_shrink_wrap_conditions): Ditto.
1464 (shrink_wrap_one_built_in_call): Ditto.
1465 (shink_wrap_conditional_dead_built_in_calls): Ditto.
1466 (tree_call_cdce): Ditto.
1467 (gate_call_cdce): Ditto.
1468 (pass_call_cdce): New gimple pass.
1469 * passes.c: (init_optimization_passes): New pass.
1470 * tree-pass.h: New pass declaration.
1471 * opts.c (decode_options): New flag setting.
1472 * common.opt: Add -ftree-builtin-call-dce flag.
1473 * Makefile.in: Add new source file.
1474 * tempvar.def: New tv_id.
1475 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
1477 2008-06-04 Richard Guenther <rguenther@suse.de>
1479 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
1480 (is_call_clobbered): Always check var_ann->call_clobbered.
1481 (mark_call_clobbered): Always set var_ann->call_clobbered.
1482 (clear_call_clobbered): Always clear var_ann->call_clobbered.
1483 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
1484 (reset_alias_info): Clear call clobbering info on MTAGs and
1486 (set_pt_anything): Set pt_global_mem.
1487 (create_tag_raw): Adjust comment.
1488 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
1490 2008-06-04 Joseph Myers <joseph@codesourcery.com>
1491 Maxim Kuvyrkov <maxim@codesourcery.com>
1493 * config/m68k/m68k.opt (mxgot): New option.
1494 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
1495 (m68k_output_addr_const_extra): New.
1496 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
1497 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
1498 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
1499 * doc/invoke.texi (M680x0 Options): Document -mxgot.
1501 2008-06-04 Richard Guenther <rguenther@suse.de>
1503 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
1504 negative or non-representable offsets.
1506 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
1508 * config/i386/i386.c (ix86_gen_leave): New.
1509 (ix86_gen_pop1): Likewise.
1510 (ix86_gen_add3): Likewise.
1511 (ix86_gen_sub3): Likewise.
1512 (ix86_gen_sub3_carry): Likewise.
1513 (ix86_gen_one_cmpl2): Likewise.
1514 (ix86_gen_monitor): Likewise.
1515 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
1516 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1517 ix86_gen_one_cmpl2 and ix86_gen_monitor.
1518 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
1519 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
1520 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
1521 (ix86_expand_epilogue): Updated.
1522 (print_operand): Handle integer register operand for 'z'.
1523 (ix86_expand_strlensi_unroll_1): Likewise.
1524 (ix86_expand_strlen): Likewise.
1525 (ix86_expand_builtin): Likewise.
1526 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
1527 mov{q}/mov{l} and add{q}/add{l}.
1529 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1531 * config/i386/i386.md (P): New mode iterator.
1532 (SFmode push_operand splitter): Macroize DImode and SImode pushes
1533 using P mode iterator.
1534 (DFmode push_operand splitter): Ditto.
1535 (XFmode push_operand splitter): Ditto.
1536 (DFmode float_extend SFmode push_operand splitter): Ditto.
1537 (XFmode float_extend SFmode push_operand splitter): Do not generate
1538 SImode pushes for 64bit target. Macroize Dimode and SImode
1539 pushes using P mode iterator.
1540 (XFmode float_extend DFmode push_operand splitter): Ditto.
1542 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1544 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
1545 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
1546 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
1548 (ix86_call_abi_override): Remove check for call_used_regs.
1550 2008-06-03 Richard Guenther <rguenther@suse.de>
1552 * tree-ssa-structalias.c (find_func_aliases): Add constraints
1553 for the lhs of calls if the return type contains pointers.
1555 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1557 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
1558 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
1559 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
1560 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
1561 of cfun and DEFAULT_ABI to deceide abi mode.
1563 (REG_PARM_STACK_SPACE): Removed.
1564 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
1565 (STACK_BOUNDARY): Use default target to deceide stack boundary.
1566 * config/i386/i386-protos.h (ix86_cfun_abi): New.
1567 (ix86_function_abi): Likewise.
1568 (ix86_function_type_abi): Likewise.
1569 (ix86_call_abi_override): Likewise.
1570 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
1571 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
1572 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
1573 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
1575 (X86_64_REGPARM_MAX): New.
1576 (X86_64_SSE_REGPARM_MAX): New.
1577 (X64_REGPARM_MAX): New.
1578 (X64_SSE_REGPARM_MAX): New.
1579 (X86_32_REGPARM_MAX): New.
1580 (X86_32_SSE_REGPARM_MAX): New.
1581 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
1582 (ix86_function_regparm): Handle user calling abi.
1583 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
1584 by DEFAULT_ABI versus SYSV_ABI check.
1585 (ix86_reg_parm_stack_space): New.
1586 (ix86_function_type_abi): New.
1587 (ix86_call_abi_override): New.
1588 (ix86_function_abi): New.
1589 (ix86_cfun_abi): New.
1590 (init_cumulative_args): Call abi specific initialization.
1591 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
1592 (function_arg_64): Extend SSE_REGPARM_MAX check.
1593 (function_arg (): Remove TARGET_64BIT_MS_ABI.
1594 (ix86_pass_by_reference): Likewise.
1595 (ix86_function_value_regno_p): Likewise.
1596 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
1597 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
1598 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
1599 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
1600 (setup_incoming_varargs_64): Adjust regparm for call abi.
1601 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
1602 (ix86_va_start): Likewise.
1603 (ix86_gimplify_va_arg): Likewise.
1604 (ix86_expand_prologue): Likewise.
1605 (output_pic_addr_const): Likewise.
1606 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
1607 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
1608 (x86_output_mi_thunk): Likewise.
1609 (x86_function_profiler): Likewise.
1610 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
1611 (SYSV_ABI, MS_ABI): New constants.
1613 (init_regs): Add prototype of function in regclass.c file.
1614 (OVERRIDE_ABI_FORMAT): New.
1615 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
1616 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
1617 (OUTGOING_REG_PARM_STACK_SPACE): New.
1618 (ix86_reg_parm_stack_space): New prototype.
1619 (CUMULATIVE_ARGS): Add call_abi member.
1620 (machine_function): Add call_abi member.
1621 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
1622 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
1624 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
1627 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
1628 (avr_builtin_setjmp_frame_value): New function.
1629 * config/avr/avr.md (nonlocal_goto_receiver): Define.
1630 (nonlocal_goto): Define.
1632 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
1634 * config/mips/mips.c (mips_emit_loadgp): Return early if
1635 there is nothing do to, otherwise emit a blockage if
1636 !TARGET_EXPLICIT_RELOCS || crtl->profile.
1637 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
1639 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1641 * configure.ac: Drop unneeded backslash ending up in config.in.
1642 * acinclude.m4: Likewise.
1643 * config.in: Regenerate.
1645 2008-05-26 Jan Hubicka <jh@suse.cz>
1647 * predict.c (maybe_hot_frequency_p): Break out of...
1648 (maybe_hot_bb_p): ... here.
1649 (maybe_hot_edge_p): New.
1650 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
1651 * basic-block.h (maybe_hot_edge_p): Declare.
1653 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1655 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
1656 (*cmpfp_<mode>_cc): Ditto.
1657 (*fp_jcc_8<mode>_387): Ditto.
1658 (*fop_<MODEF:mode>_2_i387): Ditto.
1659 (*fop_<MODEF:mode>_3_i387): Ditto.
1660 (*fop_xf_2_i387): Ditto.
1661 (*fop_xf_3_i387): Ditto.
1663 2008-06-02 Tomas Bily <tbily@suse.cz>
1665 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
1667 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1669 * config/mips/mips.c (mips_valid_offset_p): New function.
1670 (mips_valid_lo_sum_p): Likewise.
1671 (mips_classify_address): Use them.
1672 (mips_force_address): New function.
1673 (mips_legitimize_address): Use it.
1674 * config/mips/mips.md (MOVE128): New mode iterator.
1675 (movtf): Require TARGET_64BIT. Remove empty strings.
1676 (*movtf_internal): Rename to...
1677 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
1678 of "R" and use {,fp}{load,store} attributes instead of "multi".
1679 Use a separate define_split.
1680 (*movtf_mips16): New pattern.
1682 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1684 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
1685 * config/mips/mips.c (mips_expand_before_return): New function.
1686 (mips_expand_epilogue): Call it.
1687 * config/mips/mips.md (return): Turn into a define_expand.
1688 (*return): New insn.
1690 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1692 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
1693 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
1694 functions. Do not emit uses and clobbers of CONCATs; individually
1695 use and clobber their operands.
1696 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
1697 gen_clobber, emit_use and gen_use.
1698 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
1699 (expand_builtin_return): Likewise.
1700 * cfgbuild.c (count_basic_blocks): Likewise.
1701 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
1702 * explow.c (emit_stack_restore): Likewise.
1703 * expmed.c (extract_bit_field_1): Likewise.
1704 * expr.c (convert_move, emit_move_complex_parts): Likewise.
1705 (emit_move_multi_word, store_constructor): Likewise.
1706 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
1707 (thread_prologue_and_epilogue_insns): Likewise.
1708 * lower-subreg.c (resolve_simple_move): Likewise.
1709 * optabs.c (widen_operand, expand_binop): Likewise.
1710 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
1711 * reload.c (find_reloads): Likewise.
1712 * reload1.c (eliminate_regs_in_insn): Likewise.
1713 * stmt.c (expand_nl_goto_receiver): Likewise.
1714 * config/alpha/alpha.md (builtin_longjmp): Likewise.
1715 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1716 * config/arm/arm.c (arm_load_pic_register): Likewise.
1717 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
1718 * config/arm/arm.md (untyped_return): Likewise.
1719 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
1720 * config/avr/avr.c (expand_prologue): Likewise.
1721 * config/bfin/bfin.c (do_unlink): Likewise.
1722 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
1723 * config/cris/cris.c (cris_expand_prologue): Likewise.
1724 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1725 (machopic_legitimize_pic_address): Likewise.
1726 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
1727 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
1728 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
1729 (ix86_expand_convert_uns_didf_sse): Likewise.
1730 (ix86_expand_vector_init_general): Likewise.
1731 * config/ia64/ia64.md (eh_epilogue): Likewise.
1732 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
1733 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
1734 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
1735 (config/iq2000/iq2000.c): Likewise.
1736 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1737 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
1738 (builtin_longjmp): Likewise.
1739 * config/mn10300/mn10300.md (call, call_value): Likewise.
1740 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
1741 * config/pdp11/pdp11.md (abshi2): Likewise.
1742 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1743 * config/s390/s390.c (s390_emit_prologue): Likewise.
1744 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
1745 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
1746 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
1747 * config/sh/sh.c (prepare_move_operands): Likewise.
1748 (output_stack_adjust, sh_expand_epilogue): Likewise.
1749 (sh_set_return_address, sh_expand_t_scc): Likewise.
1750 * config/sparc/sparc.c (load_pic_register): Likewise.
1751 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
1752 * config/spu/spu.c (spu_expand_epilogue): Likewise.
1753 * config/v850/v850.c (expand_epilogue): Likewise.
1755 2008-05-31 Anatoly Sokolov <aesok@post.ru>
1757 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
1758 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
1759 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
1760 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
1761 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
1762 stack pointer register.
1763 (output_movhi): Remove code for interrupt specific writing to the
1764 stack pointer register.
1766 2008-05-31 Richard Guenther <rguenther@suse.de>
1768 PR tree-optimization/34244
1769 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
1770 (tree_expr_nonzero_warnv_p): Likewise.
1771 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1772 ssa_name_nonnegative_p.
1773 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
1774 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
1775 not tree_expr_nonzero_warnv_p.
1777 PR tree-optimization/36262
1779 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
1781 PR tree-optimization/34244
1782 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
1783 (record_numbers_of_iterations): New function.
1784 (execute_vrp): Cache the numbers of iterations of loops.
1785 * tree-scalar-evolution.c (scev_reset_except_niters):
1787 (scev_reset): Use scev_reset_except_niters.
1788 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
1790 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
1792 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1793 __WORKAROUND_RETS when appropriate.
1795 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1797 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
1798 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
1800 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
1801 *fop_df_comm_sse insn patterns using MODEF mode iterator.
1802 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
1803 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
1804 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
1805 *fop_df_1_mixed insn patterns using MODEF mode iterator.
1806 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
1807 *fop_df_1_sse insn patterns using MODEF mode iterator.
1808 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
1809 *fop_df_1_i387 insn patterns using MODEF mode iterator.
1810 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
1811 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
1812 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
1813 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
1814 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
1815 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
1816 (*fop_xf_4_i387): Use <MODE> for mode attribute.
1817 (*fop_xf_5_i387): Ditto.
1818 (*fop_xf_6_i387): Ditto.
1820 2008-05-30 Richard Guenther <rguenther@suse.de>
1822 * builtins.c (build_string_literal): Avoid generating
1823 a non-gimple_val result.
1825 2008-05-30 DJ Delorie <dj@redhat.com>
1827 * exec-tool.in: Use an environment variable (private) instead of a
1828 file (shared) as a semaphore, so as to not break parallel builds.
1830 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1832 * optabs.c (maybe_encapsulate_block): Remove.
1833 (emit_libcall_block): Adjust accordingly.
1834 * optabs.h (maybe_encapsulate_block): Remove prototype.
1836 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
1837 Don't use maybe_encapsulate_block.
1839 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1841 * config/rs6000/rs6000.c (rs6000_legitimize_address,
1842 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
1843 rtx is a SYMBOL_REF before calling get_pool_constant.
1845 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
1847 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
1849 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
1851 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
1852 rather than OS names to choose INO_T_EQ definition.
1853 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
1854 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
1856 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
1859 * config/darwin-f.c: New.
1860 * config/t-darwin: Added rule to build darwin-f.o.
1861 * config.gcc: Defined new variable, fortran_target_objs.
1862 (*-*-darwin*): Set fortran_target_objs.
1863 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
1864 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
1865 * configure: Regenerated.
1867 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
1870 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
1871 canonical type if needed.
1873 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
1875 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
1877 2008-05-29 Richard Guenther <rguenther@suse.de>
1879 PR tree-optimization/36343
1880 PR tree-optimization/36346
1881 PR tree-optimization/36347
1882 * tree-flow.h (clobber_what_p_points_to): Declare.
1883 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
1884 pointed-to variable is dereferenced is irrelevant to whether
1885 the pointer can access the pointed-to variable.
1886 (clobber_what_p_points_to): New function.
1887 * tree-ssa-alias.c (set_initial_properties): Use it.
1888 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
1889 call clobber check for NMTs.
1891 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1893 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
1894 for printing gcov_type.
1896 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1898 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
1899 and the eh region information.
1900 * value-prof.c (gimple_move_stmt_histograms): New function.
1901 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
1903 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
1905 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
1907 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1909 * value-prof.c (tree_ic_transform): Print counts.
1910 * tree-profile.c (tree_gen_ic_func_profiler):
1911 Clear __gcov_indreict_call_callee variable to avoid misattribution
1914 2008-05-28 Rafael Espindola <espindola@google.com>
1916 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
1919 2008-05-28 Richard Guenther <rguenther@suse.de>
1921 PR tree-optimization/36339
1922 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
1923 and clobbering code out of the loop.
1925 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1927 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
1930 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
1931 s390_contiguous_bitmask_p, s390_symref_operand_p,
1932 s390_check_symref_alignment, s390_reload_larl_operand,
1933 s390_reload_symref_address): New functions.
1934 (s390_branch_condition_mnemonic): Support compare and branch
1936 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
1937 and 'W' constraints.
1938 (s390_secondary_reload): Add secondary reloads for unaligned
1939 symbol refs or symbol refs to floating point or QI/TI mode
1941 (legitimate_address_p): Accept symbol references as addresses.
1942 (s390_expand_insv): Use rotate and insert selected bits
1943 instruction for insv when building for z10.
1944 (print_operand_address): Handle symbol ref addresses.
1945 (print_operand): Output modifier 'c' added for signed byte values.
1946 (s390_encode_section_info): Mark symbol refs with
1947 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
1949 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
1950 (length attribute): RRF, RRR have 4 byte length.
1951 (FPALL, INTALL): New mode iterators added.
1952 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
1953 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
1954 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
1955 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
1956 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
1957 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
1958 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
1959 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
1961 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
1962 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
1963 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
1964 reload<INTALL:mode><P:mode>_toreg_z10,
1965 reload<FPALL:mode><P:mode>_tomem_z10,
1966 reload<FPALL:mode><P:mode>_toreg_z10,
1967 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
1968 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
1969 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
1970 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
1972 (movmem, clrmem, cmpmem): New splitters added.
1974 * config/s390/predicates.md (larl_operand): Use
1975 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
1976 SYMBOL_REF_ALIGN1_P.
1977 (s390_signed_integer_comparison,
1978 s390_unsigned_integer_comparison): New predicates.
1980 * config/s390/s390-protos.h (s390_check_symref_alignment,
1981 s390_contiguous_bitmask_p, s390_reload_larl_operand,
1982 s390_reload_symref_address,
1983 s390_compare_and_branch_condition_mask): Prototypes added.
1985 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
1986 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
1987 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
1989 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1991 * config/s390/s390.c (z10_cost): New cost function for z10.
1992 (s390_handle_arch_option, override_options): Support -march=z10 switch.
1993 (s390_issue_rate): Adjust issue rate for z10.
1994 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
1995 (processor_flags): Add PF_Z10.
1996 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
1997 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
1998 * gcc/config.gcc: Add z10.
2000 2008-05-28 Richard Guenther <rguenther@suse.de>
2002 PR tree-optimization/36291
2003 * tree-flow. h (struct gimple_df): Remove var_anns member.
2004 * tree-flow-inline.h (gimple_var_anns): Remove.
2005 (var_ann): Simplify.
2006 * tree-dfa.c (create_var_ann): Simplify.
2007 (remove_referenced_var): Clear alias info from var_anns of globals.
2008 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
2009 (delete_tree_ssa): Clear alias info from var_anns of globals.
2010 Do not free var_anns.
2011 (var_ann_eq): Remove.
2012 (var_ann_hash): Likewise.
2014 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
2016 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
2017 and loongson2f entries.
2018 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
2019 * config/mips/mips.h (processor_type): Add Loongson-2E
2020 and Loongson-2F entries.
2021 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
2022 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
2023 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
2024 * doc/invoke.texi (MIPS Options): Document loongson2e
2025 and loongson2f processor names.
2027 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2031 * config/i386/i386.c (ix86_function_arg_boundary): Use
2032 alignment of canonical type.
2033 (ix86_expand_vector_move): Check unaligned memory access for
2036 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2038 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
2039 Moved to the front of file.
2041 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
2042 H.J. Lu <hongjiu.lu@intel.com>
2044 * dwarf2out.c (current_fde): New.
2046 (lookup_cfa:): Likewise.
2047 (dwarf2out_end_epilogue): Likewise.
2048 (dwarf2out_note_section_used): Likewise.
2050 2008-05-27 Michael Matz <matz@suse.de>
2053 * c.opt (Wenum-compare): New warning option.
2054 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
2056 2008-05-27 Michael Matz <matz@suse.de>
2059 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
2061 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
2062 into memory as tail calls.
2064 2008-05-27 Richard Guenther <rguenther@suse.de>
2066 PR tree-optimization/36339
2067 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
2068 pointers cause all addressable variables to be call clobbered.
2070 2008-05-27 Richard Guenther <rguenther@suse.de>
2072 PR tree-optimization/36245
2073 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
2075 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2077 * config/s390/s390.md: Replace all occurences of the 'm'
2078 constraint with 'RT'.
2080 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2082 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
2084 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
2086 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
2087 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
2088 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
2090 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2092 * reload.c: (find_reloads): Skip alternatives according to the
2093 "enabled" attribute. Constify the constraint variable.
2094 * recog.c (get_attr_enabled): Add default implementation.
2095 (extract_insn): Set the alternative_enabled_p array
2096 in the recog_data struct.
2097 (preprocess_constraints, constrain_operands): Skip
2098 alternatives according to the "enabled" attribute
2099 * recog.h (struct recog_data): New field alternative_enabled_p.
2100 (skip_alternative): New inline function.
2101 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
2102 (record_reg_classes): Skip alternative according to the
2103 "enabled" attribute.
2105 * doc/md.texi: Add documention for the "enabled" attribute.
2107 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2109 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
2110 * postreload.c (reload_cse_simplify_operands): Replace 'm'
2111 constraint with TARGET_MEM_CONSTRAINT.
2112 * recog.c (asm_operand_ok, preprocess_constraints,
2113 constrain_operands): Likewise.
2114 * regclass.c (record_reg_classes): Likewise.
2115 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
2116 * reload1.c (maybe_fix_stack_asms): Likewise.
2117 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
2118 * recog.h: Adjust comment.
2119 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
2120 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
2121 * doc/md.texi: Add a note to description of 'm' constraint.
2122 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
2124 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
2126 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
2127 that the bitfield is of integral type before testing its precision.
2129 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2130 Sa Liu <saliu@de.ibm.com>
2132 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
2133 __modti3, __udivti3, __umodti3 and __udivmodti4.
2134 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
2135 that implement TImode mul and div functions.
2136 * config/spu/multi3.c: New. Implement __multi3.
2137 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
2138 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
2141 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
2143 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
2144 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
2145 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
2146 tls_sysv_suffix): New mode and mode attribute iterators.
2147 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
2148 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
2149 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
2150 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
2151 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
2154 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
2156 PR tree-optimization/36329
2157 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
2158 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
2159 * cgraphbuild.c (initialize_inline_failed): Use the latter
2160 macro in lieu of the former.
2161 * ipa-inline.c (cgraph_mark_inline): Likewise.
2162 (cgraph_decide_inlining_of_small_function): Likewise.
2163 (cgraph_decide_inlining): Likewise.
2164 (cgraph_decide_inlining_incrementally): Likewise.
2166 2008-05-26 Tristan Gingold <gingold@adacore.com>
2167 Anatoly Sokolov <aesok@post.ru>
2169 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
2170 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
2171 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
2172 optimization for 'avr6' architecture.
2174 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
2177 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
2179 2008-05-26 Richard Guenther <rguenther@suse.de>
2181 * tree-ssa-sccvn.c (expr_has_constants): Declare.
2182 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
2184 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
2187 * caller-save.c (insert_restore): Verify alignment of spill space.
2188 (insert_save): Likewise.
2189 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
2190 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
2191 (STACK_SLOT_ALIGNMENT): Likewise.
2192 * function.c (LOCAL_ALIGNMENT): Removed.
2193 (get_stack_local_alignment): New.
2194 (assign_stack_local): Use it. Set alignment on stack slot.
2195 (assign_stack_temp_for_type): Use get_stack_local_alignment.
2196 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
2197 (STACK_SLOT_ALIGNMENT): New.
2198 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
2199 stack slot in XFmode.
2201 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
2203 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
2206 * config/i386/i386.md (allocate_stack_worker_64): Make sure
2207 argument operand in rax isn't removed.
2209 2008-05-26 Richard Guenther <rguenther@suse.de>
2212 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
2213 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
2215 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2218 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
2220 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
2222 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
2223 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
2225 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2227 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
2228 build a trampoline if we don't want one.
2229 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
2230 return zero for nested functions if we don't want a trampoline.
2232 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2234 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
2236 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2239 * c.opt: Removed undocumented option '-lang-fortran'.
2240 * c-common.h: Removed global variable 'lang_fortran'.
2241 * c-opts.c (c_common_handle_option): Removed code to handle
2242 option '-lang-fortran'. Updated includes.
2243 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
2244 definition of '__GFORTRAN__'.
2245 (define__GNUC__): Reimplemented to use BASEVER and
2246 cpp_define_formatted.
2247 (builtin_define_with_value_n): Removed.
2248 * c-incpath.h: Renamed to ...
2249 * incpath.h: ... this.
2250 * c-incpath.c: Renamed to ...
2251 * incpath.c: ... this. Updated includes.
2252 * fix-header.c: Updated includes.
2253 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
2254 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
2255 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
2257 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2259 * tree.h: Update the table of flags used on tree nodes.
2260 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
2261 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
2262 (FORCED_LABEL): Add access check.
2263 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
2264 (ASM_INPUT_P): Likewise.
2265 (ASM_VOLATILE_P): Likewise.
2266 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
2267 (OMP_SECTION_LAST): Access private_flag directly.
2268 (OMP_RETURN_NOWAIT): Likewise.
2269 (OMP_PARALLEL_COMBINED): Likewise.
2270 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
2271 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
2272 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
2273 deprecated_flag directly.
2275 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
2277 * final.c (frame_pointer_needed): Removed.
2278 * flags.h (frame_pointer_needed): Likewise.
2280 * function.h (rtl_data): Add frame_pointer_needed.
2281 (frame_pointer_needed): New.
2283 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
2285 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
2287 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
2289 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
2292 2008-05-25 Alan Modra <amodra@bigpond.net.au>
2294 * c-common.c (strip_array_types): Move function to..
2296 (get_inner_array_type): Delete.
2297 * c-common.h (strip_array_types): Move declaration to..
2299 (get_inner_array_type): Delete.
2300 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
2301 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
2302 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
2303 * config/pa/pa.c (emit_move_sequence): Likewise.
2305 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
2307 * config/i386/i386.md (*sse_prologue_save_insn): Set length
2310 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
2312 * function.c: Include target hook for nonlocal_goto frame value.
2314 2008-05-24 Richard Guenther <rguenther@suse.de>
2316 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
2317 variable can be only accessed through a pointer or a union.
2319 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2321 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
2322 * doc/extend.texi: Likewise.
2324 2008-05-23 DJ Delorie <dj@redhat.com>
2326 * config/m32c/jump.md (untyped_call): Add.
2328 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
2330 (m32c_address_cost): Detail costs for indirect offsets.
2332 2008-05-23 Rafael Espindola <espindola@google.com>
2334 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
2335 if a node is a SUBREG.
2336 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
2339 2008-05-23 Paul Brook <paul@codesourcery.com>
2340 Carlos O'Donell <carlos@codesourcery.com>
2342 * doc/extend.texi: Clarify use of __attribute__((naked)).
2343 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
2344 * target.h (gcc_target): Add allocate_stack_slots_for_args.
2345 * function.c (use_register_for_decl): Use
2346 targetm.calls.allocate_stack_slots_for_args.
2347 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
2348 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
2349 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
2351 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
2353 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
2355 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
2357 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
2358 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
2359 is only rounded once.
2361 2008-05-23 Richard Guenther <rguenther@suse.de>
2363 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
2365 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
2366 Jakub Jelinek <jakub@redhat.com>
2369 * configure.ac: Handle --enable-cld.
2370 * configure: Regenerated.
2371 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
2372 * config/i386/i386.h (struct machine_function): Add needs_cld field.
2373 (ix86_current_function_needs_cld): New define.
2374 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
2375 (cld): New isns pattern.
2376 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
2377 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
2378 * config/i386/i386.opt (mcld): New option.
2379 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
2380 TARGET_CLD and ix86_current_function_needs_cld.
2381 (override_options): Use -mcld by default for 32-bit code if
2384 * doc/install.texi (Options specification): Document --enable-cld.
2385 * doc/invoke.texi (Machine Dependent Options)
2386 [i386 and x86-64 Options]: Add -mcld option.
2387 (Intel 386 and AMD x86-64 Options): Document -mcld option.
2389 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
2390 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
2391 (return_in_memory_64): Likewise.
2392 (return_in_memory_ms_64): Likewise.
2394 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2396 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
2397 * builtins.c (fold_builtin_fpclassify): New.
2398 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
2399 * builtins.def (BUILT_IN_FPCLASSIFY): New.
2400 * c-common.c (handle_type_generic_attribute): Adjust to accept
2401 fixed arguments before an elipsis.
2402 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
2403 * doc/extend.texi: Document __builtin_fpclassify.
2405 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
2407 * omp-low.c (gate_expand_omp_ssa): Remove.
2408 (pass_expand_omp_ssa): Remove.
2409 (gate_expand_omp): Do not check for flag_openmp_ssa.
2410 * common.opt (-fopenmp-ssa): Remove.
2411 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
2413 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
2415 * config/sh/sh.opt (mfixed-range): New option.
2416 * config/sh/sh-protos.h (sh_fix_range): Declare.
2417 * config/sh/sh.c (sh_fix_range): New function.
2418 * config/sh/sh.h (sh_fixed_range_str): Declare.
2419 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
2421 * doc/invoke.texi (SH Options): Document -mfixed-range.
2423 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
2425 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
2426 it before the redeclaration.
2428 2008-05-22 Anatoly Sokolov <aesok@post.ru>
2430 * config/avr/avr.c (get_sequence_length): Add new function.
2431 (expand_prologue, expand_epilogue): Remove duplicate code.
2433 2008-05-22 Rafael Espindola <espindola@google.com>
2435 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
2438 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
2440 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
2441 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
2443 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
2444 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
2445 (vect_update_misalignment_for_peel): Likewise.
2446 (vector_alignment_reachable_p): Likewise.
2447 * tree-vect-transform.c (vectorizable_load): Likewise.
2448 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2449 (get_vectype_for_scalar_type): Pass mode of scalar_type
2450 to UNITS_PER_SIMD_WORD.
2452 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
2453 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
2454 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
2455 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
2456 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
2458 2008-05-22 Ira Rosen <irar@il.ibm.com>
2460 PR tree-optimization/36293
2461 * tree-vect-transform.c (vect_transform_strided_load): Don't check
2462 if the first load must be skipped because of a gap.
2464 2008-05-22 Richard Guenther <rguenther@suse.de>
2466 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
2467 more cases of offset disambiguation that is possible if
2468 strict-aliasing rules apply.
2469 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
2470 for basic offset and type-based disambiguation.
2472 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2474 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
2475 ix86_expand_vector_set on V16QImode for SSE4.1.
2477 2008-05-21 Tom Tromey <tromey@redhat.com>
2479 * c.opt (Wimport): Mark as undocumented.
2480 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
2482 (Warning Options): Likewise.
2483 * doc/cppopts.texi: Don't mention -Wimport.
2485 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
2487 PR tree-optimization/36287
2488 PR tree-optimization/36286
2489 * lambda-code.c (build_access_matrix): Do not use the loop->num
2490 for computing the number of induction variables: use the loop depth
2493 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
2496 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
2497 option -f(no-)leading-underscore.
2499 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2501 * config/i386/i386.c (ix86_expand_vector_init_general): Use
2502 GET_MODE_NUNITS (mode).
2504 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
2506 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
2507 (-mmulhw): Add 464 to description.
2508 (-mdlmzb): Likewise.
2509 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
2510 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
2512 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
2513 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
2514 * config/rs6000/rs6000.md: Update comments for 464.
2516 2008-05-21 Janis Johnson <janis187@us.ibm.com>
2518 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
2520 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2522 * config/i386/sse.md (vec_extractv4sf): Removed.
2523 (vec_extractv2df): Likewise.
2524 (vec_extractv2di): Likewise.
2525 (vec_extractv4si): Likewise.
2526 (vec_extractv8hi): Likewise.
2527 (vec_extractv16qi): Likewise.
2528 (vec_extract<mode>): New.
2530 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2532 * config/i386/sse.md (vec_setv4sf): Removed.
2533 (vec_setv2df): Likewise.
2534 (vec_setv2di): Likewise.
2535 (vec_setv4si): Likewise.
2536 (vec_setv8hi): Likewise.
2537 (vec_setv16qi): Likewise.
2538 (vec_set<mode>): New.
2540 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2542 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
2543 goto for vec_concat and vec_interleave.
2545 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2547 * config/i386/sse.md (vec_initv4sf): Removed.
2548 (vec_initv2df): Likewise.
2549 (vec_initv2di): Likewise.
2550 (vec_initv4si): Likewise.
2551 (vec_initv8hi): Likewise.
2552 (vec_initv16qi): Likewise.
2553 (vec_init<mode>): New.
2555 2008-05-21 Joseph Myers <joseph@codesourcery.com>
2557 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
2559 2008-05-21 Tom Tromey <tromey@redhat.com>
2561 * ggc-zone.c (lookup_page_table_if_allocated): New function.
2562 (zone_find_object_offset): Likewise.
2563 (gt_ggc_m_S): Likewise.
2564 (highest_bit): Likewise.
2565 * ggc-page.c (gt_ggc_m_S): New function.
2566 * stringpool.c (string_stack): Remove.
2567 (init_stringpool): Update.
2568 (ggc_alloc_string): Use ggc_alloc.
2569 (maybe_delete_ident): New function.
2570 (ggc_purge_stringpool): Likewise.
2571 (gt_ggc_m_S): Remove.
2572 * ggc-common.c (ggc_protect_identifiers): New global.
2573 (ggc_mark_roots): Call ggc_purge_stringpool. Use
2574 ggc_protect_identifiers.
2575 * ggc.h (ggc_protect_identifiers): Declare.
2576 (gt_ggc_m_S): Update.
2577 (ggc_purge_stringpool): Declare.
2578 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
2579 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
2581 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
2583 2008-05-21 David S. Miller <davem@davemloft.net>
2585 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
2588 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
2590 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
2593 2008-05-20 David Daney <ddaney@avtrex.com>
2595 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
2596 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
2597 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2598 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2599 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
2600 (atomic_hiqi_op): New define_code_iterator.
2601 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
2602 mips_expand_compare_and_swap_12.
2603 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
2604 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
2605 (sync_<optab><mode>, sync_old_<optab><mode>,
2606 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2607 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
2608 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
2609 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
2610 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
2611 (test_and_set_12): New insn.
2612 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
2613 sync_new_<optab><mode>, sync_old_nand<mode>,
2614 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
2615 clobber to operand 0 for SI and DI mode insns.
2616 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
2617 mips_gen_fn_4): New typedefs.
2618 (mips_gen_fn_ptrs): Define new union type.
2619 (mips_expand_compare_and_swap_12): Remove declaration.
2620 (mips_expand_atomic_qihi): Declare function.
2621 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
2622 (mips_expand_atomic_qihi): ... this. Use new generator function
2624 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
2625 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
2626 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
2627 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
2628 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
2629 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
2630 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
2631 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
2632 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
2633 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
2636 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
2638 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
2641 2008-05-20 Anatoly Sokolov <aesok@post.ru>
2643 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
2644 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
2645 (avr_attribute_table): Add 'OS_main' function attribute.
2646 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
2647 functions with 'OS_main' attribute.
2649 2008-05-20 Richard Guenther <rguenther@suse.de>
2651 PR tree-optimization/35204
2652 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
2653 helper, split out from ...
2654 (DFS): ... here. Make the DFS walk non-recursive.
2656 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
2657 Jan Sjodin <jan.sjodin@amd.com>
2659 PR tree-optimization/36181
2660 * tree-parloops.c (loop_has_vector_phi_nodes): New.
2661 (parallelize_loops): Don't parallelize when the loop has vector
2664 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2665 Sebastian Pop <sebastian.pop@amd.com>
2667 * tree-loop-linear.c (gather_interchange_stats): Look in the access
2668 matrix, and never look at the tree representation of the memory
2670 (linear_transform_loops): Computes parameters and access matrices.
2671 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
2673 (access_matrix_get_index_for_parameter): New.
2674 * tree-data-ref.h (struct access_matrix): New.
2675 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
2676 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
2677 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
2678 am_vector_index_for_loop): New.
2679 (struct data_reference): Add field access_matrix.
2680 (DR_ACCESS_MATRIX): New.
2681 (compute_data_dependences_for_loop): Update declaration.
2682 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
2683 * lambda.h (lambda_vector_vec_p): Declared.
2684 * lambda-code.c: Depend on pointer-set.h.
2685 (lambda_collect_parameters_from_af, lambda_collect_parameters,
2686 av_for_af_base, av_for_af, build_access_matrix,
2687 lambda_compute_access_matrices): New.
2688 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
2690 2008-05-20 Joseph Myers <joseph@codesourcery.com>
2692 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
2695 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2696 Sebastian Pop <sebastian.pop@amd.com>
2698 PR tree-optimization/36206
2699 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
2701 (instantiate_scev_1): Rename flags to fold_conversions.
2702 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
2703 outeside instantiation_loop.
2704 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
2705 (evolution_function_is_affine_or_constant_p): Removed.
2706 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
2708 (analyze_siv_subscript): Pass in the loop nest number.
2709 Call evolution_function_is_affine_in_loop instead of
2710 evolution_function_is_affine_p.
2711 (analyze_overlapping_iterations): Pass in the loop nest number.
2713 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2714 Sebastian Pop <sebastian.pop@amd.com>
2716 PR tree-optimization/36206
2717 * tree-chrec.h (chrec_fold_op): New.
2718 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
2721 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
2723 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
2725 (remove_duplicates): Do not set inode on non-inode systems.
2728 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
2730 * config.gcc (tm_file): Update comments about relative pathnames.
2732 2008-05-20 Richard Guenther <rguenther@suse.de>
2734 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
2735 * tree-ssa-sccvn.c (process_scc): Likewise.
2736 * tree-ssa-sink.c (execute_sink_code): Likewise.
2737 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
2738 * tree-vrp.c (process_assert_insertions): Likewise.
2739 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
2740 (perform_tree_ssa_dce): Likewise.
2741 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2742 (dump_dominator_optimization_stats): Likewise.
2743 * tree-vectorizer.c (vectorize_loops): Likewise.
2745 2008-05-20 Richard Guenther <rguenther@suse.de>
2747 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
2749 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
2751 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
2752 (ix86_i386elf_return_in_memory): Likewise.
2753 (ix86_i386interix_return_in_memory): Likewise.
2754 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
2755 (SUBTARGET_RETURN_IN_MEMORY): New.
2756 * config/i386/i386elf.h: Likewise.
2757 * config/i386/ptx4-i.h: Likewise.
2758 * config/i386/sol2-10.h: Likewise.
2759 * config/i386/sysv4.h: Likewise.
2760 * config/i386/vx-common.h: Likewise.
2761 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
2762 * config/i386/i386.c (ix86_return_in_memory): Made static and
2763 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
2764 (ix86_i386elf_return_in_memory): Removed.
2765 (ix86_i386interix_return_in_memory): Removed.
2766 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
2767 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
2769 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
2771 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
2773 2008-05-19 Xinliang David Li <davidxl@google.com>
2775 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
2777 * common.opt: Ditto.
2778 * doc/invoke.texi: Ditto.
2780 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
2782 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
2783 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
2785 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2787 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
2788 sizes of operand array from 8/4 to 4/2.
2789 (ix86_expand_vector_init_general): Change size of operand array
2790 from 32 to 16. Remove op0, op1 and half_mode.
2792 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2794 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
2795 (ix86_expand_vector_init_interleave): Likewise.
2796 (ix86_expand_vector_init_general): Use them. Assert
2797 word_mode == SImode when n_words == 4.
2799 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
2801 * config/i386/i386.c (ix86_secondary_reload): New static function.
2802 (TARGET_SECONDARY_RELOAD): New define.
2803 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
2804 * config/i386/i386.md (reload_outqi): Remove.
2806 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2809 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
2810 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
2811 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
2812 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
2813 (fold_builtin_1): Likewise.
2814 * builtins.def (BUILT_IN_ISINF_SIGN): New.
2815 c-common.c (check_builtin_function_arguments): Handle
2816 BUILT_IN_ISINF_SIGN.
2817 * doc/extend.texi: Document __builtin_isinf_sign.
2818 * fold-const.c (operand_equal_p): Handle COND_EXPR.
2820 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
2822 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
2823 EH cleanup at the end of the pass, search for those that have been
2824 turned into forwarder blocks and do the cleanup on their successor.
2826 2008-05-18 Richard Guenther <rguenther@suse.de>
2828 * tree-cfg.c (verify_gimple_expr): Allow conversions from
2829 pointers to sizetype and vice versa.
2831 2008-05-18 Xinliang David Li <davidxl@google.com>
2833 * gcc/tree-ssa-dce.c: Coding style fix.
2834 (check_pow): Documentation comment.
2835 (check_log): Documenation comment. Coding style fix.
2836 (is_unnecessary_except_errno_call): Ditto.
2837 (gen_conditions_for_pow): Ditto.
2838 (gen_conditions_for_log): Ditto.
2839 (gen_shrink_wrap_conditions): Ditto.
2840 (shrink_wrap_one_built_in_calls): Ditto.
2841 * gcc/doc/invoke.texi: Better documentation string.
2842 * ChangeLog: Fix wrong change log entries from
2843 May 17 checkin on function call DCE.
2845 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
2847 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
2849 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2851 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
2852 * df-problems.c (simulation routines): Fixed block comment to
2853 properly say how to add forwards scanning functions.
2855 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2857 * tree-inline.c (setup_one_parameter): Remove dead code.
2859 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2861 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
2862 a BIT_AND_EXPR only for an INTEGER_TYPE.
2864 2008-05-17 Xinliang David Li <davidxl@google.com>
2866 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
2867 (check_pow, check_log, is_unnecessary_except_errno_call): New
2868 functions to check for eliminating math functions that are pure
2869 except for setting errno.
2870 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
2871 general condition expressions for shrink-wrapping pow/log calls.
2872 (gen_shrink_wrap_conditions): Ditto.
2873 (shrink_wrap_one_built_in_call): Ditto.
2874 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
2875 (mark_operand_necessary): If debugging, output if OP is necessary.
2876 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
2878 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
2880 * gcc/common.opt: New user flag -ftree-builtin-dce.
2881 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
2883 2008-05-16 David S. Miller <davem@davemloft.net>
2885 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
2886 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2888 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
2891 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
2893 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2895 * ifcvt.c (dead_or_predicable): Rename
2896 df_simulate_one_insn_backwards to df_simulate_one_insn.
2897 * recog.c (peephole2_optimize): Ditto.
2898 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
2900 * df.h: Rename df_simulate_one_insn_backwards to
2901 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
2902 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
2903 scanning of defs and uses.
2904 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
2905 (df_simulate_one_insn_forwards): Removed.
2907 2008-05-16 Doug Kwan <dougkwan@google.com>
2909 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
2911 (real_from_string): Handle NaNs and Inf as approriate.
2913 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2915 * doc/gty.texi (Source Files Containing Type Information): Note
2916 that headers should appear first in the gtfiles list.
2918 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2920 * tree.def (COND_EXEC): Properly documented this code.
2922 2008-05-16 Diego Novillo <dnovillo@google.com>
2924 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
2925 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
2928 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2930 * tree-ssa-dse (max_stmt_uid): Removed.
2931 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
2932 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
2933 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
2934 * function.h (cfun.last_stmt_uid): New field.
2935 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
2936 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
2938 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
2939 (create_stmt_ann): Initialize the ann->uid field.
2940 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
2942 * tree-flow.h (renumber_gimple_stmt_uids): New function.
2944 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2946 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
2947 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
2948 (init_empty_tree_cfg): Call it.
2950 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2952 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
2955 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2957 * doc/invoke.text (-fdump-tree-*-verbose): New option.
2958 * tree-dump.c (dump_options): New verbose option.
2959 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
2961 * tree-pass.h (TDF_VERBOSE): New dump flag.
2962 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
2963 (tree-flow.h): Added include.
2964 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
2966 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
2968 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
2970 From Jie Zhang <jie.zhang@analog.com>
2971 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2972 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
2973 mcpu=bf561-none and mcpu=bf561-0.2.
2974 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2975 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2976 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2977 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2978 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
2979 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
2980 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
2982 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
2983 (cputype_selected): Remove.
2984 (bfin_handle_option): Don't use cputype_selected.
2985 (override_options): When no mcpu option, enable all workarounds.
2986 Don't use bfin_workarounds.
2987 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
2989 (DEFAULT_CPU_TYPE): Don't define.
2991 2008-05-16 Richard Guenther <rguenther@suse.de>
2993 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
2994 on deletion of the last stmt.
2996 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2998 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
2999 V8HImode for SSE2 and V16QImode for SSE4.1.
3001 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3003 * cgraph.h (compute_inline_parameters): Made public.
3004 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
3005 variable_generate_summary, function_write_summary,
3006 variable_write_summary, variable_read_summary. Added generate_summary,
3007 write_summary, read_summary.
3008 * cgraphunit.c (cgraph_process_new_functions): Changed call from
3009 pass_ipa_inline.function_generate_summary, to
3010 compute_inline_parameters.
3011 * ipa-inline.c (compute_inline_parameters): Made public and added
3013 (compute_inline_parameters_for_current): New function.
3014 (pass_inline_param): Now calls compute_inline_parameters_for_current.
3015 (inline_generate_summary): Removed parameter and made to loop over
3017 (pass_ipa_inline): Updated for new IPA_PASS structure.
3018 * passes.c (execute_ipa_summary_passes): Now is called once per
3019 pass rather than once per node*pass.
3021 2008-05-15 Anatoly Sokolov <aesok@post.ru>
3023 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
3024 avr_have_mul_p, avr_asm_only_p): Remove variables.
3025 (avr_override_options): Remove initialization of removed variables.
3026 (avr_file_start): Convert removed variables to fields of
3027 'struct base_arch_s *avr_current_arch'.
3028 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
3029 (AVR_HAVE_MUL): (Ditto.).
3030 (AVR_HAVE_MOVW): (Ditto.).
3031 (AVR_HAVE_LPMX): (Ditto.).
3032 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
3033 avr_asm_only_p): Remove declaration.
3035 2008-05-15 Diego Novillo <dnovillo@google.com>
3037 * config/arm/arm.c (arm_return_in_memory): Fix return type.
3038 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
3040 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
3043 * combine.c (check_conversion): Rename back to check_promoted_subreg.
3044 Don't call record_truncated_value from here.
3045 (record_truncated_value): Turn it into a for_each_rtx callback.
3046 (record_truncated_values): New function.
3047 (combine_instructions): Call note_uses with record_truncated_values.
3048 Change name of check_conversion to check_promoted_subreg.
3050 2008-05-15 Janis Johnson <janis187@us.ibm.com>
3052 * doc/sourcebuild.texi: Document support for torture tests.
3054 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3056 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
3057 to alternative 4 of operand 2.
3059 2008-05-15 Richard Guenther <rguenther@suse.de>
3061 * tree-pass.h (current_pass): Declare.
3062 (get_pass_for_id): Likewise.
3063 * passes.c (passes_by_id, passes_by_id_size): New globals.
3064 (set_pass_for_id): New function.
3065 (get_pass_for_id): Likewise.
3066 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
3067 (execute_function_todo): Flush per function statistics.
3068 * toplev.c (compile_file): Init statistics.
3069 (general_init): Do early statistics initialization.
3070 (finalize): Finish statistics.
3071 * statistics.h (statistics_early_init): Declare.
3072 (statistics_init): Likewise.
3073 (statistics_fini): Likewise.
3074 (statistics_fini_pass): Likewise.
3075 (statistics_counter_event): Likewise.
3076 (statistics_histogram_event): Likewise.
3077 * statistics.c: New file.
3078 * Makefile.in (OBJS-common): Add statistics.o.
3079 (statistics.o): Add dependencies.
3080 * doc/invoke.texi (-fdump-statistics): Document.
3082 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
3084 (execute_pre): Use statistics_counter_event.
3085 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
3086 (substitute_and_fold): Increment it. Use statistics_counter_event.
3088 2008-05-15 Diego Novillo <dnovillo@google.com>
3090 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
3092 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
3093 * tree-ssa-alias.c (new_type_alias): Remove references to
3094 sub-variables from comment.
3095 * tree-ssa-operands.c (swap_tree_operands): Likewise.
3097 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3099 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
3100 attribute to 1 only for insertps alternative.
3102 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
3104 * config/bfin/bfin.md (loadbytes): New pattern.
3105 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
3106 (bfin_init_builtins): Initialize it.
3107 (bdesc_1arg): Add it.
3109 2008-05-15 Sa Liu <saliu@de.ibm.com>
3111 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
3112 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
3113 * testsuite/lib/target-supports.exp: Add
3114 check_effective_target_fortran_integer_16.
3116 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
3118 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
3119 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
3120 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
3121 (TARGET_RETURN_IN_MEMORY): Define.
3123 2008-05-15 Richard Guenther <rguenther@suse.de>
3126 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
3127 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
3128 represent unmodifiable vars.
3130 2008-05-15 Richard Guenther <rguenther@suse.de>
3132 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
3133 INDIRECT_REF and TARGET_MEM_REF.
3134 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3137 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3138 H.J. Lu <hongjiu.lu@intel.com>
3140 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
3141 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
3142 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
3143 insn alternatives. Add missing alternatives.
3144 (*vec_concatv2di_rex64_sse4_1): Likewise.
3145 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
3146 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
3149 2008-05-15 Richard Guenther <rguenther@suse.de>
3151 PR tree-optimization/36009
3152 PR tree-optimization/36204
3153 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
3154 (determine_invariantness_stmt): Record the loop a store is
3156 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
3159 2008-05-15 Richard Guenther <rguenther@suse.de>
3161 PR tree-optimization/34330
3162 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
3163 through the pointer will alias the SMT.
3165 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
3167 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
3169 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
3171 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
3173 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3174 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3176 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
3177 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
3178 (vashl_optab): New optab for vector/vector shifts.
3179 (vashr_optab): Ditto.
3180 (vlshr_optab): Ditto.
3181 (vrotl_optab): Ditto.
3182 (vrotr_optab): Ditto.
3183 (optab_subtype): New enum for optab_for_tree_code call.
3184 (optab_for_tree_code): Add enum optab_subtype argument.
3186 * optabs.c (optab_for_tree_code): Take an additional argument to
3187 distinguish between a vector shift by a scalar and vector shift by
3188 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
3189 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
3190 vector shift by a vector.
3191 (expand_widen_pattern_expr): Pass additional argument to
3192 optab_for_tree_code.
3194 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
3195 vrotl_optab, vrotr_optab.
3197 * expr.c (expand_expr_real_1): Update calls to
3198 optab_for_tree_code to distinguish between vector shifted by a
3199 scalar and vector shifted by a vector.
3200 * tree-vectorizer.c (supportable_widening_operation): Ditto.
3201 (supportable_narrowing_operation): Ditto.
3202 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
3203 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
3204 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
3205 (vect_create_epilog_for_reduction): Ditto.
3206 (vectorizable_reduction): Ditto.
3207 (vectorizable_operation): Ditto.
3208 (vect_strided_store_supported): Ditto.
3209 (vect_strided_load_supported): Ditto.
3210 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3211 * expmed.c (expand_shift): Ditto.
3213 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
3215 (ashr@var{m}3): Ditto.
3216 (vashl@var{m}3): Document new vector/vector shift standard name.
3217 (vashr@var{m}3): Ditto.
3218 (vlshr@var{m}3): Ditto.
3219 (vrotl@var{m}3): Ditto.
3220 (vrotr@var{m}3): Ditto.
3222 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
3223 (PPERM_INVERT): Ditto.
3224 (PPERM_REVERSE): Ditto.
3225 (PPERM_REV_INV): Ditto.
3226 (PPERM_ZERO): Ditto.
3227 (PPERM_ONES): Ditto.
3228 (PPERM_SIGN): Ditto.
3229 (PPERM_INV_SIGN): Ditto.
3230 (PPERM_SRC1): Ditto.
3231 (PPERM_SRC2): Ditto.
3233 * config/i386/sse.md (mulv2di3): Add SSE5 support.
3234 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
3235 allows a memory operand to be the value being added, and split it
3236 to improve vectorization.
3237 (sse5_pmacsdqh_mem): Ditto.
3238 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
3239 (sse5_mulv2div2di3_high): Ditto.
3240 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
3241 (vec_pack_trunc_v4si): Ditto.
3242 (vec_pack_trunc_v2di): Ditto.
3243 (sse5_pcmov_<mode>): Remove code that tried to use use
3244 andps/andnps instead of pcmov.
3245 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
3246 pmacsdqh instructions.
3247 (vec_widen_smult_lo_v4si): Ditto.
3249 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
3250 (PPERM_INVERT): Ditto.
3251 (PPERM_REVERSE): Ditto.
3252 (PPERM_REV_INV): Ditto.
3253 (PPERM_ZERO): Ditto.
3254 (PPERM_ONES): Ditto.
3255 (PPERM_SIGN): Ditto.
3256 (PPERM_INV_SIGN): Ditto.
3257 (PPERM_SRC1): Ditto.
3258 (PPERM_SRC2): Ditto.
3259 (ix86_expand_sse_movcc): Move the SSE5 test after the if
3261 (ix86_expand_int_vcond): If SSE5 generate all possible integer
3263 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
3264 says ignore whether the last reference is a memory operand.
3266 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3267 Paolo Bonzini <bonzini at gnu dot org>
3269 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
3272 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
3273 (vlshr<mode>3): Rename from vlshr<mode>3.
3274 (vashr<mode>3): Rename from vashr<mode>3.
3275 (mulv4sf3): Change the names of vector shift patterns.
3279 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
3282 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
3307 * config/spu/spu.md (v): New iterator macro to add v for vector types.
3308 (floatunssidf2_internal): Change vector/vector shift names.
3309 (floatunsdidf2_internal): Ditto.
3316 (vashl<mode>3): Rename from ashl<mode>3.
3317 (vashr<mode>3): Rename from ashr<mode>3.
3318 (vlshr<mode>3): Rename from lshr<mode>3.
3319 (vrotl<mode>3): Rename from rotl<mode>3.
3321 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3324 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
3325 multiply gives the wrong value when doing widening multiplies.
3326 (vec_widen_smult_lo_v4si): Ditto.
3328 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
3330 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
3331 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
3332 emit_library_call_value.
3333 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
3334 * tree.h (ECF_LIBCALL_BLOCK): Removed.
3335 * calls.c (initialize_argument_information, precompute_arguments,
3336 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
3337 (precompute_arguments): Removed flags parameter.
3338 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
3340 2008-05-14 Richard Guenther <rguenther@suse.de>
3342 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
3343 Make sure to register the store if the use is a PHI_NODE.
3345 2008-05-14 Olivier Hainque <hainque@adacore.com>
3347 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3348 memory if the component is to be referenced in BLKmode according
3349 to get_inner_reference.
3351 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
3353 * calls.c (emit_library_call_value_1): Restore code clearing
3354 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
3356 2008-05-14 Olivier Hainque <hainque@adacore.com>
3357 Nicolas Roche <roche@adacore.com>
3359 * configure.ac: Add support for a "gcc_subdir" variable in
3360 config-lang.in, to denote a subdirectory where the language/GCC
3361 integration files are to be found.
3362 * configure: Regenerate.
3364 2008-05-14 Ira Rosen <irar@il.ibm.com>
3366 PR tree-optimization/36098
3367 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
3368 value for the first load in the group in case of a gap.
3369 (vect_build_slp_tree): Check that there are no gaps in loads.
3371 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
3373 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
3374 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
3375 expand_copysign_bit, ): Change call to emit_no_conflict_block to
3376 emit_insn and remove unneeded code to construct extra args.
3377 (emit_no_conflict_block): Removed.
3378 * optabls.h: (emit_no_conflict_block): Removed.
3379 * cse.c (cse_extended_basic_block): Remove search for
3380 REG_NO_CONFLICT note.
3381 * global.c: Removed incorrect comment added in revision 117.
3382 * expr.c (convert_move): Change call to emit_no_conflict_block to
3384 * recog.c: Change comments so that they do not mention
3386 * local_alloc.c (combine_regs): Removed last parameter.
3387 (no_conflict_p): Removed.
3388 (block_alloc): Removed note, no_conflict_combined_regno and set
3389 local vars. Removed all code to process REG_NO_CONFLICT blocks.
3390 (combine_regs): Removed already_dead and code to look for
3391 REG_NO_CONFLICT notes.
3392 * lower_subreg (remove_retval_note): Removed code to look for
3393 REG_NO_CONFLICT block.
3394 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
3395 (resolve_clobber): Remove code to process libcalls that have
3396 REG_NO_CONFLICT notes.
3397 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
3399 * combine.c (can_combine_p, distribute_notes): Removed
3400 REG_NO_CONFLICT case.
3401 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
3403 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
3404 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
3406 * reg-notes.def (NO_CONFLICT): Removed.
3408 2008-05-14 David S. Miller <davem@davemloft.net>
3410 * config/sparc/sparc.c (sparc_profile_hook): If
3411 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
3412 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
3413 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3415 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
3417 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
3419 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
3422 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
3423 and op1 expansion before vector concat to have less live pseudos.
3425 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
3427 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
3428 ix86_expand_vector_set if supported.
3430 2008-05-13 Diego Novillo <dnovillo@google.com>
3431 Kenneth Zadeck <zadeck@naturalbridge.com>
3433 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
3435 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
3436 phinodes_print_statistics, init_ssanames, fini_ssanames,
3437 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
3438 release_ssa_name, release_defs, replace_ssa_name_symbol,
3439 ssanames_print_statistics): Move ...
3440 * tree-flow.h: ... here.
3441 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
3442 Use FN instead of cfun.
3443 (make_ssa_name_fn): Rename from make_ssa_name.
3444 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
3445 * tree-flow-inline.h (make_ssa_name): Move from
3446 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
3447 * omp-low.c (expand_omp_parallel):
3448 * tree-flow-inline.h (redirect_edge_var_map_result):
3449 * tree-ssa.c (init_tree_ssa): Add argument FN.
3450 Use it instead of cfun. Update all users.
3452 2008-05-13 Tom Tromey <tromey@redhat.com>
3454 PR preprocessor/22168:
3455 * doc/cpp.texi (Top): Update menu.
3456 (Alternatives to Wrapper #ifndef): New node.
3457 (Other Directives): Document deprecation.
3458 (Obsolete Features): Remove menu.
3459 (Assertions): Merge node into Obsolete Features.
3460 (Obsolete once-only headers): Move earlier; rename to Alternatives
3462 * doc/cppopts.texi: Update.
3463 * c.opt (Wdeprecated): Enable for C and ObjC.
3464 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
3465 (C++ Dialect Options): Move -Wno-deprecated from here to...
3466 (Warning Options): ... here.
3468 2008-05-13 Richard Guenther <rguenther@suse.de>
3471 * fold-const.c (fold_sign_changed_comparison): Do not allow
3472 changes in pointer-ness.
3474 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3477 * config/sh/sh.c (sh_expand_prologue): Don't clear
3478 RTX_FRAME_RELATED_P for push insns.
3480 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
3482 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
3484 2008-05-12 Anatoly Sokolov <aesok@post.ru>
3486 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
3487 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
3488 Use 'machine->is_leaf' instead of 'leaf_func_p'.
3490 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
3492 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
3493 (*vec_concatv4sf_sse): This.
3494 (*sse2_concatv2si): Renamed to ...
3495 (*vec_concatv2si_sse2): This.
3496 (*sse1_concatv2si): Renamed to ...
3497 (*vec_concatv2si_sse): This.
3498 (*vec_concatv2di_rex): Renamed to ...
3499 (*vec_concatv2di_rex64): This.
3500 (*vec_concatv2si_sse4_1): New.
3501 (*vec_concatv2di_rex64_sse4_1): Likewise.
3503 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
3505 PR rtl-optimization/36111
3506 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
3507 that was created for swappable operands.
3509 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
3512 * Makefile.in: Substitute GNATMAKE and GNATBIND.
3513 * configure.ac: Add call to ACX_PROG_GNAT.
3515 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
3517 * optc-gen.awk: Fix comment typo.
3519 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3521 * pretty-print.c (pp_integer_with_precision): Use
3522 HOST_LONG_LONG_FORMAT.
3524 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
3526 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
3528 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
3530 * config/i386/i386.c (bdesc_ptest): Removed.
3531 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
3532 (bdesc_args): Add __builtin_ia32_ptestz128,
3533 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
3534 (ix86_init_mmx_sse_builtins): Updated.
3535 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
3536 (ix86_expand_builtin): Updated.
3538 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
3540 * tree-cfg.c (valid_fixed_convert_types_p): New function.
3541 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
3543 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
3545 * value-prof.c (interesting_stringop_to_profile): Do not
3546 return early for BUILT_IN_MEMPCPY.
3548 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
3550 * calls.c (expand_call): Don't use callgraph to increase
3551 preferred_stack_boundary.
3553 * cgraph.h (cgraph_rtl_info): Use unsigned on
3554 preferred_incoming_stack_boundary.
3556 * final.c (rest_of_clean_state): Use unsigned on
3557 preferred_stack_boundary.
3559 2008-05-09 Tom Tromey <tromey@redhat.com>
3561 PR preprocessor/22231:
3562 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
3565 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
3567 PR tree-optimization/36129
3568 * tree-ssa-ccp.c: Include value-prof.h.
3569 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
3570 built-in function was folded to a constant.
3571 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
3573 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
3574 Sebastian Pop <sebastian.pop@amd.com>
3576 * tree-scalar-evolution.c: Document instantiate_scev.
3577 (instantiate_parameters_1): Renamed instantiate_scev_1.
3578 Don't use the same loop for instantiation_loop and evolution_loop.
3579 (instantiate_scev): New.
3580 (instantiate_parameters): Moved...
3581 (resolve_mixers): Update call to instantiate_scev_1 to pass the
3582 same loop twice. Maintains the semantics for this function.
3583 * tree-scalar-evolution.h (instantiate_scev): Declare.
3584 (instantiate_parameters): ...here. Now static inline.
3585 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
3586 instead of resolve_mixers.
3588 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3590 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
3592 2008-05-09 Tomas Bily <tbily@suse.cz>
3594 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
3595 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
3596 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3597 * c-common.c (c_common_truthvalue_conversion): Likewise.
3598 * tree-object-size.c (compute_object_offset): Likewise.
3599 * tree-inline.c (estimate_num_insns_1): Likewise.
3600 * varasm.c (const_hash_1, compare_constant, copy_constant)
3601 (compute_reloc_for_constant, output_addressed_constants)
3602 (initializer_constant_valid_p): Likewise.
3603 * c-omp.c (check_omp_for_incr_expr): Likewise.
3604 * gimplify.c (gimplify_expr): Likewise.
3605 * c-typeck.c (c_finish_return): Likewise.
3606 * tree-vectorizer.c (supportable_widening_operation)
3607 (supportable_narrowing_operation): Likewise.
3608 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
3609 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
3610 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
3611 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
3612 (descr_info_loc): Likewise.
3613 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3614 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
3615 (fold_unary): Likewise.
3616 * builtins.c (get_pointer_alignment): Likewise.
3617 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
3618 (instantiate_parameters_1): Likewise.
3619 * tree.c (expr_align, stabilize_reference): Likewise.
3620 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
3621 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
3622 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
3623 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3624 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
3625 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
3627 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
3628 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
3629 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3630 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
3631 (forward_propagate_comparison)
3632 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3633 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
3634 * emit-rtl.c (component_ref_for_mem_expr)
3635 (set_mem_attributes_minus_bitpos): Likewise.
3636 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
3637 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
3639 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
3640 (build_function_call, pointer_diff, build_compound_expr)
3641 (c_finish_return): Likewise.
3642 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
3643 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
3645 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
3646 * expr.c (is_aligning_offset): Likewise.
3647 * tree-ssa-alias.c (is_escape_site): Likewise.
3648 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
3649 (check_all_va_list_escapes): Likewise.
3650 * tree-ssa-loop-ivopts.c (determine_base_object)
3651 (determine_common_wider_type): Likewise.
3652 * dojump.c (do_jump): Likewise.
3653 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
3654 * tree-gimple.c (is_gimple_cast): Likewise.
3655 * fold-const.c (decode_field_reference, )
3656 (fold_sign_changed_comparison, fold_unary, fold_comparison)
3657 (fold_binary): Likewise.
3658 * tree-ssa-alias-warnings.c (find_alias_site_helper)
3659 (already_warned_in_frontend_p): Likewise.
3660 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
3661 * tree.c (really_constant_p, get_unwidened): Likewise.
3662 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3663 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3664 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
3666 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
3668 (CONVERT_EXPR_P): Define.
3669 (CASE_CONVERT): Define.
3671 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
3674 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
3675 (delete_unmarked_insns): When deleting a call, call
3676 delete_unreachable_blocks.
3677 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3678 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
3680 2008-05-08 Richard Guenther <rguenther@suse.de>
3682 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
3683 (-ftree-salias): Likewise.
3684 (salias-max-implicit-fields): Remove param documentation.
3685 (salias-max-array-elements): Likewise.
3686 * tree-pass.h (pass_create_structure_vars): Remove.
3687 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3688 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3689 * tree-ssa-alias.c (create_structure_vars): Remove.
3690 (gate_structure_vars): Likewise.
3691 (pass_create_structure_vars): Likewise.
3692 (gate_build_alias): Likewise.
3693 (pass_build_alias): Adjust to run always and dump the function.
3694 * common.opt (ftree-salias): Hide.
3695 * passes.c (init_optimization_passes): Remove
3696 pass_create_structure_vars, adjust comment.
3697 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3698 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3699 * opts.c (decode_options): Do not set flag_tree_salias.
3700 (common_handle_option): Add OPT_ftree_salias to the backward
3701 compatibility section.
3703 2008-05-08 Richard Guenther <rguenther@suse.de>
3705 * tree-flow-inline.h (var_can_have_subvars): Move ...
3706 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
3707 * tree-flow.h (var_can_have_subvars): Remove.
3708 (push_fields_onto_fieldstack): Remove.
3709 (sort_fieldstack): Likewise.
3710 (struct fieldoff): Move ...
3711 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
3712 alias_set and base_for_components fields.
3713 (sort_fieldstack): Make static.
3714 (push_fields_onto_fieldstack): Likewise. Remove code that
3715 handles anything but RECORD_TYPEs. Remove alias_set and
3716 base_for_components handling.
3717 (create_variable_info_for): Adjust.
3719 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
3721 * common.opt (Wframe-larger-than=): Shorten the help message
3723 * doc/invoke.texi (Wframe-larger-than=): Add more description.
3725 2008-05-08 Rafael Espindola <espindola@google.com>
3727 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
3729 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
3730 trap and that both operands are gimple values.
3731 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
3732 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
3735 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3737 * read-rtl.c (join_c_conditions): Return the first string if the
3738 two strings are equal.
3740 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3742 * gensupport.h (pred_data): Add a "num_codes" field.
3743 (add_predicate_code): Declare.
3744 * gensupport.c (add_predicate_code): New function.
3745 (std_pred_table): Add an "allows_const_p" field.
3746 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
3747 Remove the (incomplete) list of such codes from the codes field.
3748 (init_predicate_table): Use add_predicate_code. Add all
3749 RTX_CONST_OBJs if allows_const_p is true.
3750 * genrecog.c (process_define_predicate): Use add_predicate_code.
3752 2008-05-08 David Daney <ddaney@avtrex.com>
3753 Richard Sandiford <rsandifo@nildram.co.uk>
3755 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
3756 special case of constant zero operands.
3757 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
3758 old and new values. Special case constant zero values.
3759 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
3761 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
3762 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
3764 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
3767 * simplify-rtx.c (simplify_plus_minus): Create CONST of
3768 similar RTX_CONST_OBJ before CONST_INT.
3770 2008-05-08 Steve Ellcey <sje@cup.hp.com>
3772 * stmt.c (expand_stack_restore): Change sa mode if needed.
3774 2008-05-08 Richard Guenther <rguenther@suse.de>
3776 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
3777 return type to bool.
3778 (ix86_sol10_return_in_memory): Likewise.
3779 (ix86_i386elf_return_in_memory): Likewise.
3780 (ix86_i386interix_return_in_memory): Likewise.
3781 * config/i386/i386.c (ix86_return_in_memory): Likewise.
3782 (ix86_sol10_return_in_memory): Likewise.
3783 (ix86_i386elf_return_in_memory): Likewise.
3784 (ix86_i386interix_return_in_memory): Likewise.
3786 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3789 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
3791 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
3792 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
3795 2008-05-08 Richard Guenther <rguenther@suse.de>
3797 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
3798 * tree-data-ref.h (struct dr_alias): Remove subvars field.
3799 (DR_SUBVARS): Remove.
3800 * tree-dfa.c (dump_subvars_for): Remove.
3801 (debug_subvars_for): Likewise.
3802 (dump_variable): Do not dump subvars.
3803 (remove_referenced_var): Do not remove subvars.
3804 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
3805 (lookup_subvars_for_var): Remove.
3806 (get_subvars_for_var): Likewise.
3807 (get_subvars_at): Likewise.
3808 (get_first_overlapping_subvar): Likewise.
3809 (overlap_subvar): Likewise.
3810 * tree-flow.h (subvar_t): Remove.
3811 (struct var_ann_d): Remove subvars field.
3812 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
3813 argument. Remove special handling of SFTs.
3814 (compute_tag_properties): Likewise.
3815 (set_initial_properties): Likewise.
3816 (compute_call_clobbered): Likewise.
3817 (count_mem_refs): Likewise.
3818 (compute_memory_partitions): Likewise.
3819 (compute_flow_insensitive_aliasing): Likewise.
3820 (setup_pointers_and_addressables): Likewise.
3821 (new_type_alias): Likewise.
3822 (struct used_part): Remove.
3823 (used_portions): Likewise.
3824 (struct used_part_map): Likewise.
3825 (used_part_map_eq): Likewise.
3826 (used_part_map_hash): Likewise.
3827 (free_used_part_map): Likewise.
3828 (up_lookup): Likewise.
3829 (up_insert): Likewise.
3830 (get_or_create_used_part_for): Likewise.
3831 (create_sft): Likewise.
3832 (create_overlap_variables_for): Likewise.
3833 (find_used_portions): Likewise.
3834 (create_structure_vars): Likewise.
3835 * tree.def (STRUCT_FIELD_TAG): Remove.
3836 * tree.h (MTAG_P): Adjust.
3837 (struct tree_memory_tag): Remove base_for_components and
3838 unpartitionable flags.
3839 (struct tree_struct_field_tag): Remove.
3840 (SFT_PARENT_VAR): Likewise.
3841 (SFT_OFFSET): Likewise.
3842 (SFT_SIZE): Likewise.
3843 (SFT_NONADDRESSABLE_P): Likewise.
3844 (SFT_ALIAS_SET): Likewise.
3845 (SFT_UNPARTITIONABLE_P): Likewise.
3846 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
3847 (union tree_node): Remove sft field.
3848 * alias.c (get_alias_set): Remove special handling of SFTs.
3849 * print-tree.c (print_node): Remove handling of SFTs.
3850 * tree-dump.c (dequeue_and_dump): Likewise.
3851 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
3852 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
3853 * tree-predcom.c (set_alias_info): Do not set subvars.
3854 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
3855 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
3856 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
3857 (add_vars_for_offset): Remove.
3858 (add_virtual_operand): Remove special handling of SFTs.
3859 (add_call_clobber_ops): Likewise.
3860 (add_call_read_ops): Likewise.
3861 (get_asm_expr_operands): Likewise.
3862 (get_modify_stmt_operands): Likewise.
3863 (get_expr_operands): Likewise.
3864 (add_to_addressable_set): Likewise.
3865 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
3866 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3867 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
3868 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
3869 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
3870 (tree_node_structure): Likewise.
3871 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
3873 (find_what_p_points_to): Likewise.
3875 2008-05-08 Sa Liu <saliu@de.ibm.com>
3877 * config/spu/spu.md: Fixed subti3 pattern.
3879 2008-05-08 Richard Guenther <rguenther@suse.de>
3882 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
3883 sure to create a representative for trailing arrays for PTA.
3885 2008-05-08 Richard Guenther <rguenther@suse.de>
3888 * fold-const.c (operand_equal_p): Two objects which types
3889 differ in pointerness are not equal.
3891 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3893 * calls.c (compute_argument_block_size): Add argument tree fndecl.
3894 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
3895 (emit_library_call_value_1): Add new variable fndecl initialized by
3896 NULL_TREE. It should be the decl type of orgfun, but this information
3897 seems not to be available here, so it uses the default calling abi.
3898 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
3899 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
3900 by TARGET_RETURN_IN_MEMORY.
3901 * config/i386/i386-interix.h: Likewise.
3902 * config/i386/i386.h: Likewise.
3903 * config/i386/i386elf.h: Likewise.
3904 * config/i386/ptx4-i.h: Likewise.
3905 * config/i386/sol2-10.h: Likewise.
3906 * config/i386/sysv4.h: Likewise.
3907 * config/i386/vx-common.h: Likewise.
3908 * config/cris/cris.h: Removed #if 0 clause.
3909 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
3910 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
3912 (ix86_sol10_return_in_memory): Likewise.
3913 (ix86_i386elf_return_in_memory): New.
3914 (ix86_i386interix_return_in_memory): New.
3915 * config/mt/mt-protos.h (mt_return_in_memory): New.
3916 * config/mt/mt.c: Likewise.
3917 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3918 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
3919 * config/bfin/bfin.h: Likewise.
3920 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
3922 * config/bfin/bfin.c: Likewise.
3923 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3924 * config/alpha/unicosmk.h: Likewise.
3925 * config/i386/cygming.h: Likewise.
3926 * config/iq2000/iq2000.h: Likewise.
3927 * config/mips/mips.h: Likewise.
3928 * config/mn10300/mn10300.h: Likewise.
3929 * config/rs6000/rs6000.h: Likewise.
3930 * config/score/score.h: Likewise.
3931 * config/spu/spu.h: Likewise.
3932 * config/v850/v850.h: Likewise.
3933 * defaults.h: Likewise.
3934 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
3935 * expr.c (emit_block_move): Adjust use of
3936 OUTGOING_REG_PARM_STACK_SPACE.
3937 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
3938 OUTGOING_REG_PARM_STACK_SPACE.
3939 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
3941 2008-05-08 Jakub Jelinek <jakub@redhat.com>
3943 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
3944 on OMP_RETURN for OMP_FOR.
3947 * dwarf2out.c (dw_expand_expr, common_check): Removed.
3948 (fortran_common): New function.
3949 (gen_variable_die): Call fortran_common instead of common_check,
3950 adjust for it returning tree instead of rtx. Formatting.
3952 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3956 * see.c (see_copy_insn): Copy new pure const attributes for new call.
3957 * c-decl.c (merge_decls): Ditto.
3958 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
3959 to RTL_CONST_OR_PURE_CALL_P.
3960 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
3961 Initialized DECL_LOOPING_CONST_PURE.
3962 (process_call_operands): Set tree_side_effects properly.
3963 * tree.h (TREE_READONLY_DECL_P): Removed.
3964 (DECL_IS_PURE): Renamed to DECL_PURE_P.
3965 (DECL_LOOPING_OR_CONST_P): New macro.
3966 (struct tree_function_decl): Added looping_const_or_pure_p.
3968 (ECF_LOOPING_OR_CONST_P): New macro.
3969 * rtlanal.c (pure_const_p): Removed.
3970 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
3971 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
3972 to RTL_CONST_CALL_P.
3973 * ipa-pure-const.c (pure_const_state_e): Added looping field.
3974 (check_decl, check_tree, check_call, scan_function): Initialize
3976 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
3977 (static_execute): Set looping true for recursive functions.
3978 Undo setting state to IPA_NEITHER for recursive functions.
3980 * ifcvt.c (noce_can_store_speculate_p): Changed
3981 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
3982 RTL_CONST_OR_PURE_CALL_P.
3983 * dse.c (scan_insn): Ditto.
3984 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
3985 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
3986 RTL_CONST_OR_PURE_CALL_P.
3987 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
3988 pure_call_p to RTL_CONST_CALL_P.
3989 * gimplify.c (gimplify_call_expr): Clear side effects for
3990 non-looping pure and constant calls.
3991 * calls.c (emit_call_1): Set rtl flags from ecf flags.
3992 (flags_from_decl_or_type): Set ecf flags from decl flags.
3993 (initialize_argument_information): Turn off
3994 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
3995 Change const to pure if callee_copies is true rather than just
3997 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
3998 way of marking pure calls.
3999 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
4000 Remove hack that was supposed to fix pr7335 and remove old
4001 way of marking pure calls.
4002 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
4003 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
4004 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
4005 RTL_CONST_OR_PURE_CALL_P.
4006 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
4007 * loop-invariant.c (find_exits, find_invariant_bb): Changed
4008 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
4009 * sched-deps.c (schedule_analyze): Ditto.
4010 * rtl.h (struct rtx_def): Use call field, unchanging field, and
4011 return_val field of calls to represent pure and const function info.
4012 (CONST_OR_PURE_CALL_P): Deleted macro.
4013 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4014 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
4015 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
4017 * tree-optimize.c (execute_fixup_cfg): Added test for
4018 ECF_LOOPING_CONST_OR_PURE.
4019 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
4021 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
4022 effects for looping pure or const calls.
4023 (verify_gimple_expr): Added verification code.
4024 * config/alpha/alpha.c (alpha_legitimize_address,
4025 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
4027 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
4028 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
4029 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
4030 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
4031 RTL_CONST_OR_PURE_CALL_P.
4032 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
4033 and const calls to be deleted.
4035 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4038 * config/i386/mmx.md (mmx_subv2sf3): New expander.
4039 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
4040 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
4041 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4042 to handle nonimmediate operands.
4043 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
4044 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
4045 to handle nonimmediate operands.
4046 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
4047 (mmx_pmulhrwv4hi3): New expander. Use
4048 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4049 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
4050 (sse2_umulv1siv1di3): New expander. Use
4051 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4052 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
4053 (mmx_eq<mode>3): New expander. Use
4054 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4055 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
4056 (mmx_uavgv8qi3): New expander. Use
4057 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4058 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
4059 (mmx_uavgv4hi3): New expander. Use
4060 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4062 * config/i386/sse.md
4063 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
4064 to handle nonimmediate operands.
4065 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
4066 to handle nonimmediate operands.
4067 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
4068 to handle nonimmediate operands.
4069 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
4070 to handle nonimmediate operands.
4071 (sse2_unpckhpd_exp): New expander. Use
4072 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4073 (sse2_unpcklpd_exp): New expander. Use
4074 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4075 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
4076 to handle nonimmediate operands.
4077 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
4078 to handle nonimmediate operands.
4079 (*sse2_<plusminus_insn><mode>3): Rename from
4080 sse2_<plusminus_insn><mode>3 insn pattern.
4081 (sse2_<plusminus_insn><mode>3): New expander. Use
4082 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4083 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
4084 (sse2_umulv2siv2di3): New expander. Use
4085 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4086 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
4087 (sse4_1_mulv2siv2di3): New expander. Use
4088 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4089 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
4090 (sse2_pmaddwd): New expander. Use
4091 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4092 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
4093 (sse2_eq<mode>3): New expander. Use
4094 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4095 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
4096 (sse4_1_eqv2di3): New expander. Use
4097 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4098 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
4099 (sse2_uavgv16qi3): New expander. Use
4100 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4101 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
4102 (sse2_uavgv16qi3): New expander. Use
4103 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4104 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
4105 (sse2_uavgv8hi3): New expander. Use
4106 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4107 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
4108 (ssse3_pmulhrswv8hi3): New expander. Use
4109 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4110 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
4111 (ssse3_pmulhrswv4hi3): New expander. Use
4112 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4114 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
4115 (<sse>_vmmul<mode>3): Ditto.
4116 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
4118 (ssse3_pmaddubsw128): Use register_operand for operand 1.
4119 (ssse3_pmaddubsw): Ditto.
4121 * config/i386/i386.c (struct_builtin_description)
4122 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
4123 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
4124 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
4125 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
4126 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
4127 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
4128 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
4129 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
4130 (ix86_fixup_binary_operands): Assert that src1
4131 and src2 must have the same mode when swapped.
4132 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
4133 and ix86_binary_operator_ok. Do not force operands in registers
4136 2008-05-07 Jan Hubicka <jh@suse.cz>
4138 * cgraph.c (dump_cgraph_node): Update.
4139 * cgraph.h (cgraph_local_info): Break out inline summary.
4140 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
4142 * ipa-inline (inline_summary): New accestor function.
4143 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
4144 cgraph_decide_inlining, compute_inline_parameters): Update.
4145 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
4147 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4149 Cleanup ColdFire scheduling support and add V4 pipeline model.
4151 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
4152 (define_attr cpu): Add cfv4 value.
4153 (define_attr type, define_attr type1): Merge into a single 'type'
4154 attribute. Update all uses.
4155 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
4156 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
4158 (define_attr opx_mem, define_attr opy_mem): Remove.
4159 (define_attr op_mem): Clean up, update comment.
4160 (define_attr size): Use specific values instead of general int.
4161 (define_attr guess, define_attr split): Remove. Update all uses.
4162 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
4163 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
4164 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
4165 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
4166 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
4167 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
4168 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
4169 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
4170 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
4171 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
4172 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
4173 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
4174 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
4175 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
4176 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
4177 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
4178 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
4179 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
4180 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
4181 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
4182 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
4183 Update or set attributes.
4184 (stack_tie): New fake instruction.
4186 * config/m68k/m68k.h (TUNE_CFV4): New macro.
4187 (m68k_sched_attr_size): Update declaration.
4188 (m68k_sched_attr_type2): Remove.
4189 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
4190 Declare new bypass predicates.
4192 * config/m68k/m68k.c (m68k_sched_issue_rate,
4193 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
4195 (TARGET_SCHED_ISSUE_RATE,
4196 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
4197 (override_options): Handle scheduling for ColdFire V4 core.
4198 (m68k_expand_prologue): Emit stack_tie.
4199 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
4200 'OP_TYPE_FPN'. Update all uses.
4201 (sched_guess_p): Remove.
4202 (sched_address_type): Handle symbolic addresses.
4203 (sched_get_operand): New static function.
4204 (sched_operand_type): Merge into sched_attr_op_type.
4205 (sched_attr_op_type): Handle FP registers, handle quick constants,
4207 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
4208 (m68k_sched_attr_size): Update. Move logic to ...
4209 (sched_get_attr_size_int): New static function.
4210 (sched_get_opxy_mem_type): New static function.
4211 (m68k_sched_attr_op_mem): Update.
4212 (m68k_sched_attr_type2): Remove.
4213 (sched_cfv4_bypass_data): New static variable.
4214 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
4215 (m68k_sched_issue_rate): Implement scheduler hook.
4216 (struct _sched_ib: enabled_p): New field.
4217 (m68k_sched_variable_issue): Update. Handle V4.
4218 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
4219 sched_dump_class_func_t, sched_dump_split_class,
4220 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
4221 sched_dump_dfa_class, m68k_sched_dump): Remove.
4222 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
4224 (m68k_sched_init_global): Remove statisctics dumping, introduce
4225 sanity check that all instructions have pipeline reservations. Handle
4227 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4228 Handle ColdFire V4 core.
4229 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
4230 New static functions.
4231 (m68k_sched_address_bypass_p): New bypass predicate.
4232 (sched_get_indexed_address_scale): New static function.
4233 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
4235 * cf.md: Update comments.
4236 (define_attr type2): Remove. Use 'type' attribute instead.
4238 (cf_ib): Rename to cfv123_ib. Update all uses.
4239 (cf_oep): Rename to cfv123_oep. Update all uses.
4240 (cf_chr): Rename to cfv123_chr. Update all uses.
4241 (cf_mem): Rename to cfv123_mem. Update all uses.
4242 (cf_mac): Move to more appropriate place.
4243 (cfv123_guess): New automaton and cpu_unit.
4244 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
4245 Update uses of 'size' attribute. Handle before reload scheduling.
4246 (cfv123_guess): New dummy reservation for unhandled instructions.
4247 (cfv4_*): Pipeline description of ColdFire V4 core.
4248 (ignore): New reservation to handle 'ignore' type.
4250 2008-05-07 Ian Lance Taylor <iant@google.com>
4253 * gimplify.c (find_single_pointer_decl_1): Don't look through
4255 (find_single_pointer_decl): Adjust comments.
4257 2008-05-07 Jakub Jelinek <jakub@redhat.com>
4260 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
4261 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
4264 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
4265 integral type rather than floating point, then VIEW_CONVERT_EXPR
4266 to the floating point type.
4268 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4270 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
4271 TFmode op0 to register.
4273 2008-05-07 Alan Modra <amodra@bigpond.net.au>
4275 * c-decl.c (grokdeclarator): Comment typo.
4277 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
4279 * tree-flow.h: Remove prototype for computed_goto_p.
4280 * tree-cfg.c (computed_goto_p): Make static.
4282 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
4285 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
4286 (contains_aligned_value_p): This. Handle _Decimal128.
4287 (ix86_function_arg_boundary): Only align _Decimal128 to its
4288 natural boundary and handle it properly.
4290 2008-05-06 Martin Jambor <mjambor@suse.cz>
4292 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
4293 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
4294 (ipcp_method_set_orig_node): Removed.
4295 (ipcp_cval_get_cvalue_type): Removed.
4296 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
4297 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
4298 (ipcp_cval_set_cvalue_type): Removed.
4299 (ipcp_cval_get_cvalue): Removed.
4300 (ipcp_cval_set_cvalue): Removed.
4301 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
4302 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
4303 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
4304 (ipcp_cval_meet): Renamed to ipa_lattice_meet
4305 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
4306 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
4307 (ipcp_get_ith_lattice): Changed parameters.
4308 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
4309 (ipcp_lattice_from_jfunc): Changed parameters.
4310 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
4311 (ipcp_method_cval_print): Added temporary variable info.
4312 (ipcp_redirect): Removed already unused local variable caller.
4313 (ipcp_redirect): New temporary variable orig_callee_info
4314 (ipcp_redirect): Removed newly unused local variable callee.
4315 (ipcp_redirect): Removed (a bit confusing) local variable type.
4316 (ipcp_insert_stage): Added local variable info.
4317 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
4319 (ipcp_formal_create): Removed.
4320 (ipcp_method_cval_set): Removed.
4321 (ipcp_propagate_stage): Renamed lattice variables.
4322 (ipcp_method_cval_set_cvalue_type): Removed.
4323 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
4324 (ipcp_print_all_lattices): Changed printed strings to refer to
4325 lattices rather than cvals.
4326 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
4327 (ipcp_propagate_const): Changed formal parameters.
4328 (build_const_val): Changed formal parameters.
4329 (ipcp_insert_stage): Removed useless variable cvalue
4330 (build_const_val): Changed formal parameters.
4331 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
4332 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
4333 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
4334 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
4335 (ipcp_print_func_profile_counts): Changed string from "method" to
4337 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
4338 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
4339 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
4340 (ipcp_structures_print): Renamed to ipcp_print_all_structures
4341 (ipcp_profile_print): Renamed to ipcp_print_profile_data
4342 (ipcp_lat_is_const): Changed parameters and made inline.
4343 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
4344 (ipcp_redirect): Renamed to ipcp_need_redirect_p
4345 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
4346 the predicate condition directly
4347 (ipcp_propagate_stage): Added local variable args. Removed local
4348 variable callee. (Both are mere code simplifications.)
4349 (ipcp_method_dont_insert_const): Renamed to
4350 ipcp_node_not_modifiable_p.
4351 (ipcp_node_not_modifiable_p): Made inline.
4352 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
4353 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
4354 (ipcp_print_all_lattices): Removed variable cvalue
4355 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
4358 2008-05-06 Olivier Hainque <hainque@adacore.com>
4360 * tree-sra.c (try_instantiate_multiple_fields): Early return
4361 if field has POINTER_TYPE.
4363 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
4365 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
4366 by using 'q' specifier for instruction.
4367 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
4369 2008-05-06 Anatoly Sokolov <aesok@post.ru>
4371 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4372 Change mode of zero_extract from QImode to HImode.
4373 (sign bit tests peepholes): (Ditto.).
4375 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
4377 * config/i386/mmx.md: Remove double backslashes from asm templates.
4378 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
4379 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4380 to handle nonimmediate operands.
4381 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
4382 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4383 to handle nonimmediate operands.
4384 (*mmx_<code>v2sf3_finite): New insn pattern.
4385 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
4386 (mmx_<code>v2sf3): New expander. Use
4387 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4388 (mmx_<plusminus_insn><mode>3): New expander. Use
4389 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4390 (*mmx_<plusminus_insn><mode>3): New insn pattern.
4391 (mmx_add<mode>3): Removed.
4392 (mmx_ssadd<mode>3): Ditto.
4393 (mmx_usadd<mode>3): Ditto.
4394 (mmx_sub<mode>3): Ditto.
4395 (mmx_sssub<mode>3): Ditto.
4396 (mmx_ussub<mode>3): Ditto.
4397 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
4398 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
4399 to handle nonimmediate operands.
4400 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
4402 (mmx_smulv4hi3_highpart): New expander. Use
4403 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4404 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
4406 (mmx_umulv4hi3_highpart): New expander. Use
4407 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4408 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
4409 (mmx_<code>v4hi3): New expander. Use
4410 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4411 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
4412 (mmx_<code>v8qi3): New expander. Use
4413 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4414 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
4415 (mmx_<code><mode>3): New expander. Use
4416 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4418 2008-05-05 Jan Hubicka <jh@suse.cz>
4420 PR tree-optimization/36118
4421 * passes.c (pass_init_dump_file): Fix dump header.
4423 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4426 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
4427 VCE for function decls.
4429 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
4431 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
4433 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
4435 * config/i386/i386.md (sat_plusminus): New.
4436 (plusminus_insn): Likewise.
4437 (plusminus_mnemonic): Likewise.
4439 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
4440 (*<addsub><mode>3_cc_overflow): Renamed to ...
4441 (*<plusminus_insn><mode>3_cc_overflow): This.
4442 (*<addsub>si3_zext_cc_overflow): Renamed to ...
4443 (*<plusminus_insn>si3_zext_cc_overflow): This.
4445 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
4446 (<plusminus_insn><mode>3): This.
4447 (*<addsub><mode>3): Renamed to ...
4448 (*<plusminus_insn><mode>3): This.
4449 (<sse>_vm<addsub><mode>3): Renamed to ...
4450 (<sse>_vm<plusminus_insn><mode>3): This.
4451 (sse3_h<addsub>v4sf3): Renamed to ...
4452 (sse3_h<plusminus_insn>v4sf3): This.
4453 (sse3_h<addsub>v2df3): Renamed to ...
4454 (sse3_h<plusminus_insn>v2df3): This.
4455 (<plusminus_insn><mode>3): New.
4456 (*<plusminus_insn><mode>3): Likewise.
4457 (sse2_<plusminus_insn><mode>3): Likewise.
4458 (add<mode>): Removed.
4459 (*add<mode>3): Likewise.
4460 (sse2_ssadd<mode>3): Likewise.
4461 (sse2_usadd<mode>3): Likewise.
4462 (sub<mode>3): Likewise.
4463 (*sub<mode>3): Likewise.
4464 (sse2_sssub<mode>3): Likewise.
4465 (sse2_ussub<mode>3): Likewise.
4467 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
4469 * gthr-single.h: Add in required interface elements as per gthr.h.
4470 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
4471 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
4472 Generalize UNUSED macro.
4473 (__gthread_once): Add.
4474 (__gthread_key_create): Add.
4475 (__gthread_key_delete): Add.
4476 (__gthread_getspecific): Add.
4477 (__gthread_setspecific): Add.
4479 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
4481 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
4482 the same size types for the indirect reference on the rhs, then
4485 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
4487 * config/i386/i386.md
4488 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
4489 one insn template instead of template series.
4490 (*xordi_1_rex64): Ditto.
4491 (*xordi_2_rex64): Ditto.
4493 2008-05-05 Ira Rosen <irar@il.ibm.com>
4495 PR tree-optimization/36119
4496 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
4499 2008-06-04 Jan Hubicka <jh@suse.cz>
4501 tree-optimization/36100
4502 * tree-pass.h (pass_O0_always_inline): Declare.
4503 * ipa-inline.c (inline_transform): Remove dead code.
4504 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
4505 pass_O0_always_inline): New.
4506 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
4508 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
4510 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
4511 mnemonic in this_param move for TARGET_64BIT.
4513 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
4515 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
4516 (*strmovsi_rex_1): Ditto.
4517 (*strsetsi_1): Ditto.
4518 (*strsetsi_rex_1): Ditto.
4520 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
4521 adddicc expanders using SWI mode iterator.
4523 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
4526 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
4529 2008-05-04 David S. Miller <davem@davemloft.net>
4531 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
4532 (sparc*-*-linux*): Use linux.h in tm_file.
4533 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
4534 compiler defaulting to 32-bit.
4535 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
4537 * config/sparc/linux.h: Remove definitions now obtained
4538 properly from linux.h
4539 * config/sparc/linux64.h: Likewise.
4540 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
4541 don't want this setting for 32-bit builds in a biarch compiler.
4542 * doc/install.texi: Add sparc-linux to list of targets
4543 supporting --enable-targets=all.
4545 2008-05-03 Andrew Pinski <pinskia@gmail.com>
4547 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
4549 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
4551 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
4552 after V4SI_FTYPE_V8HI.
4553 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
4554 case V4SI_FTYPE_V2DF.
4556 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
4558 * doc/invoke.texi (max-flow-memory-locations): Removed.
4559 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
4561 2008-05-03 Richard Guenther <rguenther@suse.de>
4564 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
4566 2008-05-02 David S. Miller <davem@davemloft.net>
4568 * config.gcc (need_64bit_hwint): Document libcpp dependency.
4570 2008-05-02 Simon Baldwin <simonb@google.com>
4573 * c-common.h (warn_array_subscript_range): Removed.
4574 * c-common.c (warn_array_subscript_range): Ditto.
4575 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
4576 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
4578 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
4580 * config/i386/i386.c (ix86_special_builtin_type): New.
4581 (bdesc_special_args): Likewise.
4582 (ix86_expand_special_args_builtin): Likewise.
4583 (ix86_init_mmx_sse_builtins): Updated.
4584 (ix86_expand_builtin): Updated.
4585 (ix86_expand_store_builtin): Removed.
4586 (ix86_expand_unop_builtin): Likewise.
4588 * config/i386/mm3dnow.h (__v2sf): Moved to ...
4589 * config/i386/mmintrin.h (__v2sf): Here.
4591 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
4593 (_mm_loadl_pi): Likewise.
4594 (_mm_storeh_pi): Replace __v2si with __v2sf.
4595 (_mm_storel_pi): Likewise.
4597 * doc/extend.texi: Correct __builtin_ia32_loadhps,
4598 __builtin_ia32_loadlps, __builtin_ia32_storehps,
4599 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
4600 __builtin_ia32_loadlpd.
4602 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
4604 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
4605 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
4606 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
4607 (ix86_init_mmx_sse_builtins): Updated.
4608 (ix86_expand_args_builtin): Likewise.
4609 (ix86_expand_builtin): Likewise.
4610 (ix86_expand_unop1_builtin): Renamed to ...
4611 (ix86_expand_unop_vec_merge_builtin): This.
4613 2008-05-01 Jan Hubicka <jh@suse.cz>
4616 * ipa-inline.c (inline_generate_summary): Make static.
4617 (inline_transform): Do not call inlining at -O0; make static.
4618 * passes.c (execute_todo): Add sanity check.
4619 (execute_one_ipa_transform_pass): Execute proper flags.
4621 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
4623 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
4624 (DECL_NONADDRESSABLE_P): Likewise.
4625 * alias.c (record_component_aliases): Fix comment.
4627 2008-05-01 Simon Baldwin <simonb@google.com>
4629 * c-common.h (warn_array_subscript_range): New function.
4630 * c-common.c (warn_array_subscript_range): Ditto.
4631 * tree-vrp.c (check_array_ref): Corrected code to agree with
4632 comment, ignoring only arrays of size 0 or size 1.
4633 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
4635 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4637 * config/i386/i386.c (ix86_builtin_type): Replace
4638 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
4639 (bdesc_args): Updated.
4640 (ix86_init_mmx_sse_builtins): Likewise.
4641 (ix86_expand_args_builtin): Likewise.
4643 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
4646 * doc/extend.texi: Correct __builtin_ia32_palignr.
4648 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4651 * config/i386/i386.c (bdesc_crc32): Removed.
4652 (ix86_expand_crc32): Likewise.
4653 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
4654 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
4655 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
4656 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
4657 UINT_FTYPE_UINT_UCHAR.
4658 (bdesc_args): Updated. Add crc32 builtins.
4659 (ix86_init_mmx_sse_builtins): Updated.
4660 (ix86_expand_args_builtin): Updated to support subreg.
4662 * doc/extend.texi: Correct __builtin_ia32_crc32di.
4664 2008-05-01 Jan Hubicka <jh@suse.cz>
4666 * tree-pass.h (opt_pass): Add IPA_PASS.
4667 (varpool_node, cgraph_node): Forward declare.
4668 (ipa_opt_pass): Define.
4669 (pass_ipa_inline): Turn into ipa_opt_pass.
4670 (pass_apply_inline): Remove.
4671 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
4672 (apply_inline): Turn into ....
4673 (inline_transform): ... this one.
4674 (inline_generate_summary): New function.
4675 (pass_apply_inline): Remove.
4676 * function.h (ipa_opt_pass): Forward declare structure; typedef;
4678 (struct function): Add ipa_transforms_to_apply.
4679 * passes.c (register_one_dump_file): Work on IPA_PASS.
4680 (init_optimization_passes): Remove pass_inline_parameters and
4682 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
4683 (execute_one_pass) ... here; apply transforms when possible.
4684 (add_ipa_transform_pass, execute_ipa_summary_asses,
4685 execute_one_ipa_transform_pass): New.
4686 (execute_ipa_pass_list): Update for IPA_PASS type.
4688 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4690 * config/i386/i386.c (ix86_builtin_type): Add
4691 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
4692 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
4693 (bdesc_args): Add SSE4a builtins.
4694 (ix86_init_mmx_sse_builtins): Updated.
4695 (ix86_expand_args_builtin): Likewise.
4696 (ix86_expand_builtin): Likewise.
4698 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4700 * config/i386/i386.c (ix86_builtin_type): Add
4701 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
4702 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
4703 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
4704 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
4705 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
4706 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
4707 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
4708 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
4709 and DI_FTYPE_DI_DI_INT.
4710 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
4711 (ix86_init_mmx_sse_builtins): Updated.
4712 (ix86_expand_args_builtin): Likewise.
4713 (ix86_expand_builtin): Likewise.
4714 (ix86_expand_binop_imm_builtin): Removed.
4716 * doc/extend.texi: Correct __builtin_ia32_palignr128.
4718 2008-04-30 Richard Guenther <rguenther@suse.de>
4720 PR tree-optimization/32921
4721 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
4723 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
4725 * config/arm/arm.c (arm_unwind_emit): Use
4726 crtl->all_throwers_are_sibcalls instead of
4727 cfun->all_throwers_are_sibcalls.
4728 (arm_output_fn_unwind): Likewise.
4729 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
4730 instead of cfun->uses_pic_offset_table.
4731 (frv_expand_prologue): Likewise.
4732 (frv_frame_pointer_required): Likewise.
4733 (frv_expand_fdpic_call): Likewise.
4734 (frv_emit_movsi): Likewise.
4735 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
4736 cfun->returns_pcc_struct instead of
4737 current_function_returns_pcc_struct.
4738 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
4739 instead of cfun->calls_eh_return.
4740 (m32c_pushm_popm): Likewise.
4741 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
4742 "extern" declaration.
4744 2008-04-30 Richard Guenther <rguenther@suse.de>
4746 PR tree-optimization/21636
4747 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
4749 (evaluate_stmt): Print the likely value.
4750 (ccp_visit_stmt): Avoid excessive vertical spacing.
4752 2008-04-30 Rafael Espindola <espindola@google.com>
4754 * builtins.c (fold_call_expr): Return realret.
4755 * tree-ssa-threadedge.c
4756 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
4757 __builtin_object_size.
4759 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
4761 * gcc.c (wrapper_string): New variable.
4762 (insert_wrapper): New function.
4763 (execute): New option -wrapper.
4764 * doc/invoke.texi (Overall Options): New driver option -wrapper.
4766 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
4768 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
4769 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
4770 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
4772 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
4773 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
4774 config/rs6000/e500crtres64gprctr.asm,
4775 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
4776 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
4777 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
4778 config/rs6000/e500crtsav64gprctr.asm,
4779 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
4780 config/rs6000/e500crtsavg64gprctr.asm: New files.
4781 * config/rs6000/t-ppccomm: Add build rules for new files.
4782 (LIB2FUNCS_STATIC_EXTRA): Add new files.
4783 * config/rs6000/t-netbsd: Add build rules for new files.
4784 (LIB2FUNCS_STATIC_EXTRA): New variable.
4785 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
4786 (CRTSAVRES_DEFAULT_SPEC): Likewise.
4787 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
4789 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
4791 * config/i386/i386.c (ix86_builtin_type): Add
4792 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
4793 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
4794 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
4795 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
4796 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
4797 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
4798 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
4799 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
4800 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
4801 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
4802 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
4803 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
4804 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
4805 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
4806 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
4807 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
4808 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
4809 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
4810 V1DI_FTYPE_V2SI_V2SI.
4811 (bdesc_2arg): Moved to ...
4813 (ix86_init_mmx_sse_builtins): Updated.
4814 (ix86_expand_args_builtin): Updated. Take a pointer
4815 to const struct builtin_description. Handle comparison
4817 (ix86_expand_sse_compare): Take a new argument for swapping operands.
4818 (ix86_expand_builtin): Updated.
4820 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
4821 (ssse3_pmaddubsw128): This.
4822 (ssse3_pmaddubswv4hi3): Renamed to ...
4823 (ssse3_pmaddubsw): This.
4825 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
4826 (__builtin_ia32_packssdw128): Likewise.
4827 (__builtin_ia32_packuswb128): Likewise.
4828 (__builtin_ia32_pmaddubsw): Likewise.
4829 (__builtin_ia32_pmaddubsw128): Likewise.
4831 2008-04-30 Richard Guenther <rguenther@suse.de>
4833 PR tree-optimization/14847
4834 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
4835 (recognize_bits_test): Use it.
4836 (recognize_single_bit_test): Likewise.
4838 2008-04-30 Martin Jambor <mjambor@suse.cz>
4840 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
4841 instead of setting number of formal parameters to zero.
4842 (ipcp_init_stage): Do not set the number of actual parameters to zero
4844 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
4845 which are called with variable number of arguments.
4846 (ipcp_insert_stage): Explicitely skipping all nodes which are
4847 called with variable number of arguments.
4848 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
4849 number of parameters.
4851 * ipa-prop.h (struct ipa_node_params): Added flag
4852 called_with_var_arguments
4853 (ipa_set_param_count): Added. Changed sole setter to use it.
4854 (ipa_get_param_count): Added. All readers of param_count
4855 converted to use it instead.
4856 (ipa_set_called_with_variable_arg): Added.
4857 (ipa_is_called_with_var_arguments): Added.
4858 (ipa_get_ith_param): Added. All readers of param_decls converted
4860 (ipa_set_cs_argument_count): Added, sole writer to argument_count
4862 (ipa_get_cs_argument_count): Added, all readers of argument_count
4864 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
4867 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
4868 (struct ipcp_lattice): Renamed cval_type to type
4869 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
4871 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
4872 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
4873 (ipcp_insert_stage): Changed the type of variable cvalue to tree
4874 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
4875 (build_const_val): Changed the type of parameter cvalue to tree
4876 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
4877 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
4879 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
4882 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
4883 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
4884 (ipa_add_method): Renamed to ipa_push_func_to_list
4885 (ipa_remove_method): Renamed to ipa_pop_func_from_list
4886 (ipa_callsite_param_count): Removed.
4887 (ipa_callsite_param_count_set): Removed.
4888 (ipa_callsite_param): Removed.
4889 (ipa_callsite_callee): Removed.
4890 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
4891 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
4892 (ipa_method_formal_count): Removed.
4893 (ipa_method_formal_count_set): Removed.
4894 (ipa_method_get_tree): Removed.
4895 (ipa_method_tree_map_create): Removed.
4896 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
4897 (ipa_create_param_decls_array): Creates the array itself
4898 (ipa_create_param_decls_array): Temporary variable info instead of
4900 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
4901 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
4902 (get_type): Removed.
4903 (ipa_jf_get_info_type): Removed.
4904 (ipa_node_create): Renamed to ipa_create_node_params
4905 (ipa_free): Renamed to ipa_free_all_node_params
4906 (ipa_nodes_create): Renamed to ipa_create_all_node_params
4907 (ipa_edges_create): Renamed to ipa_create_all_edge_args
4908 (ipa_edges_free): Renamed to ipa_free_all_edge_args
4909 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
4910 (ipa_free_all_node_params): Deallocation to jump_functions moved to
4911 ipa_free_all_edge_args
4912 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
4913 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
4914 (ipa_create_methodlist_node): Removed.
4915 (ipa_methodlist_method): Removed.
4916 (ipa_methodlist_method_set): Removed.
4917 (ipa_methodlist_next_method): Removed.
4918 (ipa_methodlist_next_method_set): Removed.
4919 (ipa_method_is_modified): Removed.
4920 (ipa_method_modify_create): Removed.
4921 (ipa_method_modify_init): Temporary variable info instead of a few
4923 (ipa_detect_param_modifications): Temporary variable info instead of
4925 (ipa_compute_jump_functions): Temporary variable info instead of
4927 (ipa_method_modify_set): Removed.
4928 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
4929 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
4930 than craph_node as the first parameter.
4931 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
4932 (ipa_method_modify_init): Removed.
4933 (ipa_compute_jump_functions): Added a temp variable instead of
4934 repeatadly dereferencing the cgraph_edge.aux pointer
4935 (ipa_callsite_param_set_type): Removed.
4936 (ipa_compute_jump_functions): i renamed to index and moved to
4938 (ipa_callsite_param_set_info_type_formal): Removed.
4939 (ipa_callsite_param_set_info_type): Removed.
4940 (ipa_callsite_param_map_create): Removed.
4941 (ipa_callsite_tree): Removed.
4942 (ipa_callsite_caller): Removed.
4943 (ipa_pop_func_from_list): return_method removed to return_func
4945 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
4946 prefixed all values with IPA_. Changed all users.
4947 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
4948 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
4949 and FORMAL_IPATYPE IPA_PASS_THROUGH.
4950 (union parameter_info): Renamed to jump_func_value.
4951 (union jump_func_value): Renamed value to constant
4952 (struct ipa_jump_func): Renamed info_type to value
4953 (struct ipa_node): Renamed to ipa_node_params
4954 (struct ipa_node_params): Renamed ipa_arg_num to param_count
4955 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
4956 (struct ipa_node_params): Renamed ipa_mod to modified_flags
4957 (struct ipa_edge): Renamed to ipa_edge_args
4958 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
4959 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
4960 (struct ipa_methodlist): Renamed to ipa_func_list
4961 (struct ipa_func_list): method_p renamed to node, next_method
4963 (ipa_methodlist_p): Removed, switched all users to struct pointer
4964 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
4966 2008-04-30 Alan Modra <amodra@bigpond.net.au>
4968 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
4969 (rs6000_emit_epilogue): Use backchain to restore only when we
4970 have a large frame. Make use of frame pointer to restore if we
4971 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
4973 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
4975 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4976 Add mode to zero_extract.
4977 (sign bit tests peepholes): (Ditto.).
4979 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
4981 * config/i386/i386.c (ix86_builtins): Replace Prescott New
4982 Instructions in comments with SSE3.
4983 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
4984 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
4985 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
4986 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
4987 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
4988 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
4989 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
4990 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
4991 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
4992 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
4993 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
4994 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
4995 (bdesc_sse_args): Renamed to ...
4996 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
4997 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
4998 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
5000 (bdesc_1arg): Moved to ...
5002 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
5003 Instructions in comments with SSE3.
5004 (ix86_expand_sse_operands_builtin): Renamed to ...
5005 (ix86_expand_args_builtin): This. Updated.
5006 (ix86_expand_unop1_builtin): Update comments.
5007 (ix86_expand_builtin): Updated.
5009 2008-04-29 Richard Guenther <rguenther@suse.de>
5011 PR tree-optimization/36078
5012 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
5013 Update virtual SSA form after cleaning up the CFG.
5015 2008-04-29 Richard Guenther <rguenther@suse.de>
5018 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
5020 2008-04-29 Richard Guenther <rguenther@suse.de>
5022 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
5023 (compute_may_aliases): Do not call finalize_ref_all_pointers.
5024 (compute_flow_insensitive_aliasing): Do not treat
5025 PTR_IS_REF_ALL pointers special.
5026 (get_smt_for): Likewise.
5027 (may_alias_p): Re-structure.
5028 (is_escape_site): A ref-all pointer conversion is not an escape site.
5029 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
5030 PTR_IS_REF_ALL pointers special.
5031 * tree-ssa-structalias.h (struct alias_info): Remove
5032 ref_all_symbol_mem_tag field.
5033 (PTR_IS_REF_ALL): Remove.
5035 2008-04-29 Richard Guenther <rguenther@suse.de>
5038 * fold-const.c (extract_muldiv_1): In combining division constants
5039 make sure to never overflow.
5041 2008-04-29 Nick Clifton <nickc@redhat.com>
5043 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
5045 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5048 * optc-gen.awk: Work around HP-UX/IA awk bug.
5050 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
5052 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
5055 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
5058 * config/i386/i386.md
5059 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
5060 Change operand 1 predicate to nonimmediate_operand.
5062 2008-04-28 Jakub Jelinek <jakub@redhat.com>
5065 * dwarf2out.c (struct die_struct): Mark as chain_circular through
5067 * gengtype.c (walk_type, write_func_for_structure): Handle
5069 * doc/gty.texi: Document chain_circular.
5071 2008-04-28 Richard Guenther <rguenther@suse.de>
5073 PR tree-optimization/36066
5074 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
5077 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
5080 * config/i386/i386.md
5081 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
5082 Use match_scratch instead of match_operand for operands 3 and 4.
5084 2008-04-27 Richard Guenther <rguenther@suse.de>
5086 PR tree-optimization/18754
5087 PR tree-optimization/34223
5088 * tree-pass.h (pass_complete_unrolli): Declare.
5089 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
5090 loop size before and after unconditionally of UL_NO_GROWTH in effect.
5091 Rewrite loop into loop closed SSA form if it is not already.
5092 (tree_unroll_loops_completely): Re-structure to iterate over
5093 innermost loops with intermediate CFG cleanups.
5094 Unroll outermost loops only if requested or the code does not grow
5096 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
5097 loops are available.
5098 (tree_vectorize): Instead do so here.
5099 (tree_complete_unroll): Also unroll outermost loops.
5100 (tree_complete_unroll_inner): New function.
5101 (gate_tree_complete_unroll_inner): Likewise.
5102 (pass_complete_unrolli): New pass.
5103 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
5104 uses outside of the loop.
5105 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
5106 form if it is available.
5107 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
5108 * passes.c (init_optimization_passes): Schedule complete inner
5109 loop unrolling pass before the first CCP pass after final inlining.
5111 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
5113 * targhooks.h (default_emutls_var_fields,
5114 default_emutls_var_init): Declare.
5115 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
5116 * target.h (struct gcc_target): Add struct emutls member.
5117 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
5118 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
5119 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
5120 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
5121 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
5122 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
5123 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
5124 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
5125 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
5126 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
5127 emit debug information.
5128 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
5129 * varasm.c: Include targhooks.h.
5130 (emutls_object_section, emutls_tmpl_section): New.
5131 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
5132 (EMUTLS_SEPARATOR): New.
5134 (get_emutls_object_name): New.
5135 (default_emutls_var_fields): New, broken out of ...
5136 (get_emutls_object_type): ... here. Adjust to use target hooks.
5137 (get_emutls_init_templ_addr): Adjust to use target hooks.
5138 (emutls_decl): Adjust to use target hooks.
5139 (emutls_finish): Likewise.
5140 (default_emutls_var_init): New, broken out of ...
5141 (assemble_variable): ... here. Adjust to use target hooks.
5142 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
5144 * c-common.c (handle_section_attribute): Prevent overriding
5145 sections for emulated tls with special sections.
5146 * config/i386/i386.c (x86_64_elf_select_section): Add
5147 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
5148 (x86_64_elf_unique_section): Likewise.
5149 * config/vxworks.c: Include tree.h.
5150 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
5151 (vxworks_override_options): Set TLS scheme.
5152 * doc/tm.texi (Emulated TLS): New node.
5154 2008-04-26 Simon Baldwin <simonb@google.com>
5157 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
5158 with propagated string constants.
5160 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
5162 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
5163 constraint for operand 2 when operand 0 is memory operand.
5164 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
5165 operand 0 is memory operand.
5166 (fix_trunc<mode>_i387_with_temp): Ditto.
5167 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
5168 operand 2 when operand 1 is memory operand.
5169 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
5170 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
5171 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
5172 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
5173 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
5174 operands 2,3 and 4 when operand 1 is memory operand.
5175 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
5177 (fistdi2_floor_with_temp): Ditto.
5178 (fist<mode>2_floor_with_temp): Ditto.
5179 (fistdi2_ceil_with_temp): Ditto.
5180 (fist<mode>2_ceil_with_temp): Ditto.
5181 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
5183 2008-04-26 David Daney <ddaney@avtrex.com>
5185 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
5187 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
5188 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
5189 UNSPEC_UPDATE_GOT_VERSION): Renumber.
5190 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
5191 (compare_and_swap_12): New insn.
5192 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
5193 * config/mips/mips.c (mips_force_binary): New function.
5194 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
5195 (mips_expand_compare_and_swap_12): New function.
5196 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
5198 2008-04-25 Jan Hubicka <jh@suse.cz>
5201 * cfgexpand.c (pass_expand): Turn into RTL pass.
5202 * passes.c (execute_one_pass): Do pass typechecking after execution.
5203 * tree-pass.h (pass_expand): Turn into RTL pass.
5205 * function.h (struct rtl_data): Move here fields
5206 accesses_prior_frames, calls_eh_return, saves_all_registers,
5207 has_nonlocal_goto, has_asm_statement, is_thunk,
5208 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
5209 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
5210 arg_pointer_save_area_init from struct function; turn into bool.
5211 (struct function): Move
5212 calls_eh_return, saves_all_registers, has_nonlocal_goto,
5213 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
5214 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
5215 tail_call_emit, arg_pointer_save_area_init
5216 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
5217 (current_function_returns_struct, current_function_returns_pcc_struct,
5218 current_function_calls_setjmp, current_function_calls_alloca,
5219 current_function_accesses_prior_frames,
5220 current_function_calls_eh_return, current_function_is_thunk,
5221 current_function_stdarg, current_function_profile,
5222 current_function_limit_stack, current_function_uses_pic_offset_table,
5223 current_function_uses_const_pool, current_function_has_nonlocal_label,
5224 current_function_saves_all_registers,
5225 current_function_has_nonlocal_goto,
5226 current_function_has_asm_statement): Remove accesor macros.
5227 * ra-conflict.c (global_conflicts): Update.
5228 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
5229 (suitable_for_tail_call_opt_p): Update.
5230 * builtins.c (expand_builtin_return_addr): Update.
5231 (expand_builtin_setjmp_setup): Update.
5232 (expand_builtin_nonlocal_goto): Update.
5233 * final.c (final_start_function): Update.
5234 (profile_function): Update.
5235 (leaf_function_p): Update.
5236 (only_leaf_regs_used): Update.
5237 * df-scan.c (df_get_exit_block_use_set): Update.
5238 * dojump.c (clear_pending_stack_adjust): Update.
5239 * tree-stdarg.c (gate_optimize_stdarg): Update.
5240 * gimple-low.c (lower_function_body): Update.
5241 * global.c (compute_regsets): Update.
5242 (global_alloc): Update.
5243 * dwarf2out.c (dwarf2out_begin_prologue): Update.
5244 * expr.c (expand_assignment): Update.
5245 * dse.c (dse_step0): Update.
5246 (dse_step1): Update.
5247 * c-decl.c (store_parm_decls): Update.
5248 * local-alloc.c (combine_regs): Update.
5249 (find_free_reg): Update.
5250 * function.c (assign_parms_augmented_arg_list): Update.
5251 (assign_parm_find_data_types): Update.
5252 (assign_parms): Update.
5253 (allocate_struct_function): Update.
5254 (expand_function_start): Update.
5255 (expand_function_end): Update.
5256 (get_arg_pointer_save_area): Update.
5257 (thread_prologue_and_epilogue_insns): Update.
5258 (rest_of_match_asm_constraints): Update.
5259 * stor-layout.c (variable_size): Update.
5260 * gcse.c (gcse_main): Update.
5261 (bypass_jumps): Update.
5262 * gimplify.c (gimplify_function_tree): Update.
5263 * calls.c (emit_call_1): Update.
5264 (expand_call): Update.
5265 * bt-load.c (compute_defs_uses_and_gen): Update.
5266 * except.c (sjlj_assign_call_site_values): Update.
5267 (sjlj_emit_function_enter): Update.
5268 (can_throw_external): Update.
5269 (set_nothrow_function_flags): Update.
5270 (expand_builtin_unwind_init): Update.
5271 (expand_eh_return): Update.
5272 (convert_to_eh_region_ranges): Update.
5273 (output_function_exception_table): Update.
5274 * emit-rtl.c (gen_tmp_stack_mem): Update.
5275 * cfgexpand.c (expand_used_vars): Update.
5276 (tree_expand_cfg): Update.
5277 * cfgcleanup.c (rest_of_handle_jump): Update.
5278 * explow.c (allocate_dynamic_stack_space): Update.
5279 * varasm.c (assemble_start_function): Update.
5280 (force_const_mem): Update.
5281 (mark_constant_pool): Update.
5282 * tree-optimize.c (tree_rest_of_compilation): Update.
5283 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
5284 * tree-cfg.c (notice_special_calls): Update.
5285 (is_ctrl_altering_stmt): Update.
5286 (tree_can_make_abnormal_goto): Update.
5287 (tree_purge_dead_abnormal_call_edges): Update.
5288 * config/alpha/predicates.md: Update.
5289 * config/alpha/alpha.c (alpha_sa_mask): Update.
5290 (alpha_sa_size): Update.
5291 (alpha_does_function_need_gp): Update.
5292 (alpha_expand_prologue): Update.
5293 (alpha_start_function): Update.
5294 (alpha_output_function_end_prologue): Update.
5295 (alpha_expand_epilogue): Update.
5296 * config/frv/frv.c (frv_stack_info): Update.
5297 (frv_expand_epilogue): Update.
5298 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
5299 (s390_register_info): Update.
5300 (s390_frame_info): Update.
5301 (s390_init_frame_layout): Update.
5302 (s390_can_eliminate): Update.
5303 (save_gprs): Update.
5304 * config/spu/spu.c (spu_split_immediate): Update.
5305 (need_to_save_reg): Update.
5306 (spu_expand_prologue): Update.
5307 (spu_expand_epilogue): Update.
5308 * config/sparc/sparc.md: Update.
5309 * config/sparc/sparc.c (eligible_for_return_delay): Update.
5310 (sparc_tls_got): Update.
5311 (legitimize_pic_address): Update.
5312 (sparc_emit_call_insn): Update.
5313 (sparc_expand_prologue): Update.
5314 (output_return): Update.
5315 (print_operand): Update.
5316 (sparc_function_ok_for_sibcall): Update.
5317 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
5318 * config/m32r/m32r.md: Update.
5319 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
5320 (m32r_compute_frame_size): Update.
5321 (m32r_expand_prologue): Update.
5322 (m32r_expand_epilogue): Update.
5323 (m32r_legitimize_pic_address): Update.
5324 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
5325 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
5326 * config/i386/i386.c (ix86_frame_pointer_required): Update.
5328 (ix86_save_reg): Update.
5329 (ix86_compute_frame_layout): Update.
5330 (ix86_expand_prologue): Update.
5331 (ix86_expand_epilogue): Update.
5332 * config/sh/sh.c (output_stack_adjust): Update.
5333 (calc_live_regs): Update.
5334 (sh5_schedule_saves): Update.
5335 (sh_expand_prologue): Update.
5336 (sh_expand_epilogue): Update.
5337 (sh_setup_incoming_varargs): Update.
5338 (sh_allocate_initial_value): Update.
5339 (sh_get_pr_initial_val): Update.
5340 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
5341 * config/sh/sh.md (label:): Update.
5342 * config/avr/avr.c (out_movhi_mr_r): Update.
5343 * config/crx/crx.h (enum): Update.
5344 * config/xtensa/xtensa.h (along): Update.
5345 * config/stormy16/stormy16.c Update.
5346 (xstormy16_compute_stack_layout): Update.
5347 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
5348 (fr30_expand_prologue): Update.
5349 * config/cris/cris.c (cris_conditional_register_usage): Update.
5350 (cris_reg_saved_in_regsave_area): Update.
5351 (cris_initial_frame_pointer_offset): Update.
5352 (cris_simple_epilogue): Update.
5353 (cris_expand_prologue): Update.
5354 (cris_expand_epilogue): Update.
5355 (cris_expand_pic_call_address): Update.
5356 (cris_asm_output_symbol_ref): Update.
5357 (cris_asm_output_label_ref): Update.
5358 * config/cris/cris.md Update.
5359 * config/iq2000/iq2000.c (compute_frame_size): Update.
5360 (iq2000_expand_epilogue): Update.
5361 * config/mt/mt.h (save_direction): Update.
5362 * config/mn10300/mn10300.c (mn10300_function_value): Update.
5363 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5364 (ia64_secondary_reload_class): Update.
5365 * config/m68k/m68k.c (m68k_save_reg): Update.
5366 (m68k_expand_prologue): Update.
5367 (m68k_expand_epilogue): Update.
5368 (legitimize_pic_address): Update.
5369 * config/rs6000/rs6000.c (rs6000_got_register): Update.
5370 (first_reg_to_save): Update.
5371 (first_altivec_reg_to_save): Update.
5372 (compute_vrsave_mask): Update.
5373 (compute_save_world_info): Update.
5374 (rs6000_stack_info): Update.
5375 (spe_func_has_64bit_regs_p): Update.
5376 (rs6000_ra_ever_killed): Update.
5377 (rs6000_emit_eh_reg_restore): Update.
5378 (rs6000_emit_allocate_stack): Update.
5379 (rs6000_emit_prologue): Update.
5380 (rs6000_emit_epilogue): Update.
5381 (rs6000_output_function_epilogue): Update.
5382 (output_profile_hook): Update.
5383 (rs6000_elf_declare_function_name): Update.
5384 * config/rs6000/rs6000.h (rs6000_args): Update.
5385 * config/rs6000/rs6000.md: Update.
5386 * config/mcore/mcore.c (mcore_expand_prolog): Update.
5387 * config/arc/arc.c (arc_output_function_epilogue): Update.
5388 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
5389 * config/darwin.c (machopic_function_base_name): Update.
5390 * config/score/score3.c (score3_compute_frame_size): Update.
5393 (score3_epilogue): Update.
5394 * config/score/score7.c (score7_compute_frame_size): Update.
5395 (score7_prologue): Update.
5396 (score7_epilogue): Update.
5397 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
5398 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
5399 * config/arm/arm.c (use_return_insn): Update.
5400 (require_pic_register): Update.
5401 (arm_load_pic_register): Update.
5402 (arm_compute_save_reg0_reg12_mask): Update.
5403 (arm_compute_save_reg_mask): Update.
5404 (thumb1_compute_save_reg_mask): Update.
5405 (output_return_instruction): Update.
5406 (arm_output_function_prologue): Update.
5407 (arm_output_epilogue): Update.
5408 (arm_get_frame_offsets): Update.
5409 (arm_expand_prologue): Update.
5410 (thumb_pushpop): Update.
5411 (thumb_exit): Update.
5412 (thumb1_expand_prologue): Update.
5413 (thumb1_expand_epilogue): Update.
5414 (arm_unwind_emit): Update.
5415 (arm_output_fn_unwind): Update.
5416 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
5417 * config/arm/arm.md: Update.
5418 * config/pa/pa.md: Update.
5419 * config/pa/pa.c (legitimize_pic_address): Update.
5420 (compute_frame_size): Update.
5421 (hppa_expand_prologue): Update.
5422 (hppa_expand_epilogue): Update.
5423 (borx_reg_operand): Update.
5424 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
5425 (HARD_REGNO_RENAME_OK): Update.
5426 * config/mips/mips.c (mips_global_pointer): Update.
5427 (mips_save_reg_p): Update.
5428 (mips_compute_frame_info): Update.
5429 (mips_frame_pointer_required): Update.
5430 (mips_expand_prologue): Update.
5431 (mips_expand_epilogue): Update.
5432 (mips_can_use_return_insn): Update.
5433 (mips_reorg_process_insns): Update.
5434 * config/v850/v850.c (compute_register_save_size): Update.
5435 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
5436 * config/mmix/mmix.c (along): Update.
5437 (mmix_expand_epilogue): Update.
5438 * config/bfin/bfin.c (legitimize_pic_address): Update.
5439 (must_save_p): Update.
5440 (stack_frame_needed_p): Update.
5441 (add_to_reg): Update.
5442 (bfin_expand_prologue): Update.
5443 * stmt.c (expand_asm_operands): Update.
5444 * reload1.c (reload): Update.
5445 (init_elim_table): Update.
5447 2008-04-25 Bob Wilson <bob.wilson@acm.org>
5449 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
5451 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
5453 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
5454 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
5455 (mov<mode>): Removed.
5456 (*movv4sf_internal): Likewise.
5457 (*movv2df_internal): Likewise.
5459 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
5461 * config.gcc (crx-*-elf): Remove deprecation.
5463 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
5465 * config/i386/cygming-crtend.c (register_frame_ctor): Register
5466 __gcc_deregister_frame with atexit.
5467 (deregister_frame_dtor): Remove.
5469 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
5470 Nathan Sidwell <nathan@codesourcery.com>
5472 * config/rs6000/rs6000.opt (mspe): Remove Var property.
5474 * config/rs6000/rs6000.h (rs6000_spe): Declare.
5475 (rs6000_isel): Likewise.
5476 * config/rs6000/rs6000.c (rs6000_spe): New variable.
5477 (rs6000_isel): New variable.
5478 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
5480 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5483 * c-common.c (handle_vector_size_attribute): Call
5484 lang_hooks.types.reconstruct_complex_type instead of
5485 reconstruct_complex_type.
5486 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
5487 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
5488 * langhooks.h (struct lang_hooks_for_types): Add
5489 reconstruct_complex_type hook.
5490 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
5491 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
5493 2008-04-24 Richard Guenther <rguenther@suse.de>
5495 * c-common.h (check_builtin_function_arguments): Declare.
5496 * c-common.c (validate_nargs): New function.
5497 (check_builtin_function_arguments): Likewise.
5498 * c-typeck.c (build_function_call): Call
5499 check_builtin_function_arguments.
5500 * builtins.c (fold_builtin_classify): Remove error reporting code.
5501 (fold_builtin_unordered_cmp): Likewise.
5502 (fold_builtin_1): Likewise.
5503 (fold_builtin_n): Likewise.
5505 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5507 PR tree-optimization/36008
5508 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
5509 the original op1, rather than delta by step.
5511 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
5512 Sebastian Pop <sebastian.pop@amd.com>
5514 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
5515 eliminate_local_variables_stmt, eliminate_local_variables,
5516 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
5517 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
5518 of code delimited by two edges in the CFG.
5519 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
5520 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
5521 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
5522 the case of parallelisation of reductions.
5523 (expr_invariant_in_region_p): New.
5525 * tree-flow.h (gather_blocks_in_sese_region): Declared.
5526 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
5528 2008-04-24 Ira Rosen <irar@il.ibm.com>
5529 Richard Guenther <rguenther@suse.de>
5531 PR tree-optimization/36034
5532 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
5533 incapable of dealing with loads with gaps.
5535 2008-04-24 Rafael Espindola <espindola@google.com>
5537 * tree-flow.h (vrp_evaluate_conditional): Change signature.
5538 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5539 vrp_evaluate_conditional.
5540 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
5541 (vrp_evaluate_conditional): Split the cond argument.
5542 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
5543 (simplify_stmt_for_jump_threading): Update call to
5544 vrp_evaluate_conditional.
5546 2008-04-24 Ira Rosen <irar@il.ibm.com>
5548 PR tree-optimization/35982
5549 * tree-vect-analyze.c (vect_check_interleaving): Check that the
5550 interleaved data-refs are of the same type.
5552 2008-04-24 Danny Smith <dannysmith@users.net>
5554 * c-format.c (check_format_info_main): Use strncmp rather than a
5555 magic prefix to handle multichar length specs.
5556 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
5557 Don't prefix "I64" and "I32" with '\0'.
5559 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5562 * config/i386/i386.c (init_cumulative_args): Don't pass anything
5563 in registers for -m32 only if stdarg_p (fntype).
5565 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
5567 PR rtl-optimization/36006
5568 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
5569 temp to op0 in order to avoid invalid rtx sharing.
5571 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5573 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
5574 check TREE_INVARIANT.
5575 * tree-gimple.c (is_gimple_address): New.
5576 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
5577 * tree-gimple.h (is_gimple_address): New.
5578 * tree.h (decl_address_invariant_p): New.
5579 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
5580 (build_string): Likewise.
5581 (decl_address_invariant_p): New, from is_gimple_invariant_address.
5582 (tree_invariant_p_1): Likewise.
5583 (save_expr): Use it.
5584 (tree_invariant_p): New.
5585 (skip_simple_arithmetic): Use it.
5586 (stabilize_reference_1): Use it.
5587 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
5589 (build1_stat): Drop code to compute TREE_INVARIANT.
5590 (build2_stat): Drop code to compute TREE_INVARIANT.
5591 (build3_stat): Drop code to compute TREE_INVARIANT.
5592 (build4_stat): Drop code to compute TREE_INVARIANT.
5593 (build5_stat): Drop code to compute TREE_INVARIANT.
5594 (build7_stat): Drop code to compute TREE_INVARIANT.
5595 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
5596 * tree.h (struct tree_base): Remove invariant_flag.
5597 (TREE_INVARIANT): Remove.
5598 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
5599 (fold_builtin_expect): Check TREE_CONSTANT.
5600 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
5601 * c-tree.h (c_expr_to_decl): Drop third parameter.
5602 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
5603 (build_c_cast): Don't set TREE_INVARIANT.
5604 (pop_init_level): Don't set TREE_INVARIANT.
5605 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
5606 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
5608 (gimplify_init_constructor): Don't set TREE_INVARIANT.
5609 (gimplify_addr_expr): Adjust comment.
5610 * tree-mudflap.c (mf_build_string):
5611 * print-tree.c (print_node): Don't print TREE_INVARIANT.
5612 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
5613 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
5614 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
5615 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
5616 * langhooks.h (struct lang_hooks): Drop third parameter from
5619 2008-04-23 Richard Guenther <rguenther@suse.de>
5621 PR tree-optimization/27799
5622 PR tree-optimization/32921
5623 PR tree-optimization/32624
5624 * tree-ssa-structalias.c (merge_smts_into): Only merge the
5625 SMTs aliases and the tag itself into the solution.
5626 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
5627 merge the points-to solution back into the SMT aliases.
5628 (may_alias_p): Use alias_set_subset_of instead of
5629 aliases_conflict_p. A pointer which points to
5630 memory with alias set zero may access any variable.
5632 2008-04-23 Richard Guenther <rguenther@suse.de>
5634 * alias.c (alias_set_subset_of): Correctly handle asking
5635 if zero is a subset of an alias set with zero child.
5636 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
5637 (compute_flow_insensitive_aliasing): Correctly walk all
5638 pointers. Do not unnecessarily union sets.
5640 2008-04-23 Richard Guenther <rguenther@suse.de>
5643 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
5645 2008-04-22 Tomas Bily <tbily@suse.cz>
5647 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
5649 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
5651 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
5652 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5653 * tree-inline.c (estimate_num_insns_1): Likewise.
5654 * varasm.c (const_hash_1, compare_constant, copy_constant)
5655 (compute_reloc_for_constant, output_addressed_constants): Likewise.
5656 * emit-rtl.c (component_ref_for_mem_expr)
5657 (set_mem_attributes_minus_bitpos): Likewise.
5658 * expr.c (highest_pow2_factor, expand_expr_real_1, )
5659 (is_aligning_offset): Likewise.
5660 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
5661 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
5662 * dojump.c (do_jump): Likewise.
5663 * builtins.c (get_pointer_alignment, get_memory_rtx)
5664 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
5665 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
5667 2008-04-23 Jakub Jelinek <jakub@redhat.com>
5669 PR rtl-optimization/36017
5670 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
5671 expanding the library call.
5673 2008-04-22 Ian Lance Taylor <iant@google.com>
5675 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
5678 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
5680 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
5681 of LR/CTR moves for Power6.
5683 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5686 * passes.c (init_optimization_passes): Remove
5687 pass_fast_rtl_byte_dce.
5689 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
5692 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
5693 builtin functions to generate faster code.
5694 (_mm_cvtpu16_ps): Ditto.
5695 (_mm_cvtpi32x2_ps): Ditto.
5697 2008-04-22 Nick Clifton <nickc@redhat.com>
5699 * common.opt (ftree-loop-distribution): Add Optimization
5702 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
5703 (frv_expand_builtin_va_start): Likewise.
5705 * config/arm/arm.c (thumb_find_work_register): Fix location of
5706 argument register count.
5708 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5710 Support scheduling for ColdFire V1 and V3 microarchitecture.
5711 Improve scheduling of multiplication instructions.
5713 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
5714 (mac): New instruction attribute.
5715 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
5716 (m68k_sched_mac): New variable.
5717 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
5718 Handle cfv1 and cfv3.
5719 (max_insn_size): New static variable.
5720 (struct _sched_ib): New type.
5721 (sched_ib): New static variable.
5722 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
5723 to fields of 'struct _sched_ib sched_ib'. Update all uses.
5724 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
5726 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
5727 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
5728 new variables. Update.
5729 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5730 Add modeling of cfv3 instruction buffer. Update.
5731 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
5732 * config/m68k/m68k.h (TUNE_CFV3): New macro.
5733 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
5734 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
5735 a particular reservation applies to.
5736 (type2): Reorganize attribute values. Rename alu to alu_reg,
5737 alu_l to alu, move_l to omove. Join move to alu. Split mul
5739 (cf_ib_*): Simplify description of instruction buffer.
5740 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
5741 (cf_mem): Split into cf_mem1 and cf_mem2.
5742 (cf_v2_move_??): Rename to cfv12_alu_??.
5743 (cf_v2_move_l_??): Rename to cfv12_omove_??.
5744 (cf_v2_mul_??): Remove reservations.
5745 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
5746 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
5747 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
5749 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
5750 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
5751 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
5752 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
5753 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
5754 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
5755 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
5756 expansions of the above reservations for instructions of sizes
5759 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5761 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
5763 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
5765 * coverage.c: Include tree-pass.h.
5766 (coverage_counter_alloc): Print da_file_name to the dump file.
5768 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
5770 * sbitmap.c (sbitmap_range_empty_p): New function.
5771 * sbitmap.h (sbitmap_range_empty_p): New function.
5772 * bitmap.h: Now includes obstack.h.
5774 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
5775 Kenneth Zadeck <zadeck@naturalbridge.com>
5777 * dbgcnt.def (ra_byte_scan): Added.
5778 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
5779 when the last hit happens for a counter.
5780 * timevar.def (TV_DF_BYTE_LR): New variable.
5781 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
5782 * passes.c (pass_fast_rtl_byte_dce): New pass.
5783 * fwprop.c (update_df): Added mode to call df_ref_create.
5784 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5785 DF_REF_EXTRACT_OFFSET.
5786 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
5787 DF_BYTE_LR_OUT, df_byte_lr): New macro.
5789 (df_ref_extract): Added mode field.
5790 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
5791 DF_REF_EXTRACT_OFFSET.
5792 (DF_REF_EXTRACT_MODE): New macro.
5793 (df_byte_lr_bb_info): New structure.
5794 (df_print_byte_regset, df_compute_accessed_bytes,
5795 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
5796 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
5797 df_byte_lr_simulate_uses,
5798 df_byte_lr_simulate_artificial_refs_at_top,
5799 df_byte_lr_simulate_artificial_refs_at_end,
5800 df_compute_accessed_bytes): New function.
5801 (df_ref_create): Add parameter.
5802 (df_byte_lr_get_bb_info): New inline function.
5803 * df-scan.c (df_ref_record, df_uses_record,
5804 df_ref_create_structure): Added mode parameter.
5805 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
5806 df_defs_record, df_uses_record, df_get_conditional_uses,
5807 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
5808 df_entry_block_defs_collect, df_exit_block_uses_collect):
5809 Added mode parameter to calls to df_ref_record, df_uses_record,
5810 df_ref_create_structure.
5811 (df_ref_equal_p, df_ref_compare): Added test for modes.
5812 (df_ref_create_structure): Added code to set mode. Renamed
5813 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5814 DF_REF_EXTRACT_OFFSET.
5815 * df-core.c (df_print_byte_regset): New function.
5816 * df-byte-scan.c: New file.
5817 * df-problems.c (df_rd_transfer_function): Removed unnecessary
5818 calls to BITMAP_FREE.
5819 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
5820 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
5821 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
5822 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
5823 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
5824 df_byte_lr_local_compute, df_byte_lr_init,
5825 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
5826 df_byte_lr_transfer_function, df_byte_lr_free,
5827 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
5828 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
5829 df_byte_lr_simulate_uses,
5830 df_byte_lr_simulate_artificial_refs_at_top,
5831 df_byte_lr_simulate_artificial_refs_at_end): New function.
5832 * dce.c (byte_dce_process_block): New function.
5833 (dce_process_block): au is now passed in rather than computed
5834 locally. Changed loops that look at artificial defs to not look
5835 for conditional or partial ones, because there never are any.
5836 (fast_dce): Now is able to drive byte_dce_process_block or
5837 dce_process_block depending on the kind of dce being done.
5838 (rest_of_handle_fast_dce): Add parameter to fast_dce.
5839 (rest_of_handle_fast_byte_dce): New function.
5840 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
5841 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
5843 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
5846 * gcc.h: Added fortran options that take arguments to
5847 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
5850 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
5852 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
5853 scalarization if on the LHS and not a full access.
5855 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5857 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
5859 2008-04-18 Rafael Espindola <espindola@google.com>
5861 * tree-vrp.c (find_case_label_index): Fix the binary search.
5862 (find_case_label_range): New.
5863 (vrp_visit_switch_stmt): Use find_case_label_range.
5864 (simplify_switch_using_ranges): Use find_case_label_range.
5866 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
5868 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
5869 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
5871 2008-04-18 Tom Tromey <tromey@redhat.com>
5874 * doc/cpp.texi (Implementation-defined behavior): Mention
5877 2008-04-18 Ian Lance Taylor <iant@google.com>
5879 * fold-const.c (pointer_may_wrap_p): New static function.
5880 (fold_comparison): Add another test for pointer overflow. Use
5881 pointer_may_wrap_p to disable some false positives.
5883 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
5885 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
5886 (fname_as_string): Match updated cpp_interpret_string prototype.
5887 (fix_string_type): Support char16_t* and char32_t*.
5888 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
5889 derivative) nodes. Register as builtin if C++0x.
5890 (c_parse_error): Support CPP_CHAR{16,32}.
5891 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
5892 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
5893 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
5894 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
5895 CTI_CHAR32_ARRAY_TYPE>: New elements.
5896 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
5897 char32_type_node, signed_char32_type_node, char16_array_type_node,
5898 char32_array_type_node): New defines.
5899 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
5900 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
5901 (lex_string): Support CPP_STRING{16,32}, match updated
5902 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
5903 (lex_charconst): Support CPP_CHAR{16,32}.
5904 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
5905 and CPP_STRING{16,32}.
5907 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
5910 * aclocal.m4: Regenerate.
5911 * configure: Regenerate.
5913 2008-04-18 Jan Hubicka <jh@suse.cz>
5915 * except.c (dw2_size_of_call_site_table,
5916 sjlj_size_of_call_site_table): Use vector API for call_site_record.
5918 * cgraphbuild.c (build_cgraph_edges): Update.
5919 * tree-pass.h: Update comment.
5920 * final.c (leaf_function_p): Update.
5921 (leaf_renumber_regs): Update.
5922 (rest_of_clean_state): Update.
5923 * omp-low.c (expand_omp_parallel): Update.
5924 * ipa-reference.c (analyze_function): Update.
5925 * reorg.c (find_end_label): Update.
5926 (optimize_skip): Update.
5927 (fill_simple_delay_slots): Update.
5928 (fill_simple_delay_slots): Update.
5929 (make_return_insns): Update.
5930 (dbr_schedule): Update.
5931 * gimple-low.c (record_vars_into): Update.
5932 * cfgbuild.c (make_edges): Update.
5933 * function.c (assign_stack_local): Update.
5934 (assign_parm_adjust_stack_rtl): Update.
5935 (locate_and_pad_parm): Update.
5936 (allocate_struct_function): Do not initialize stack_alignment_needed
5937 and preferred_stack_boundary here.
5938 (stack_protect_prologue): Update.
5939 (stack_protect_epilogue): Update.
5940 (expand_function_start): Initialize stack_alignment_needed,
5941 preferred_stack_boundary and max_jumptable_ents.
5942 (expand_function_end): Update.
5943 (free_after_compilation): Do not NULLify epilogue_delay_list.
5944 * function.h (struct rtl_data): Add stack_protect_guard,
5945 stack_alignment_needed,
5946 preferred_stack_boundary, epilogue_delay_list.
5947 (struct function): Remove value_histograms, stack_alignment_needed,
5948 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
5950 unexpanded_var_list, stack_protect_guard.
5951 (current_function_epilogue_delay_list): Remove.
5952 * ipa-type-escape.c (analyze_function): Update.
5953 * gimplify.c (pop_gimplify_context): Update comment.
5954 * calls.c (expand_call): Update.
5955 (emit_library_call_value_1): Update.
5956 * except.c (set_nothrow_function_flags): Update.
5957 * cfgexpand.c (get_decl_align_unit): Update.
5958 (create_stack_guard): Update.
5959 (estimated_stack_frame_size): Update.
5960 (expand_used_vars): Update.
5961 (tree_expand_cfg): Free histogram earliers, init expansion variables.
5962 * explow.c (allocate_dynamic_stack_space): Update.
5963 * tree-ssa-live.c (remove_unused_locals): Update.
5964 * varasm.c (mark_constant_pool): Update.
5965 * tree-inline.c (remap_decls): Update.
5966 (initialize_cfun): Update.
5967 (declare_return_variable): Update.
5968 (inline_forbidden_p): Update.
5969 (expand_call_inline): Update.
5970 (declare_inline_vars): Update.
5971 (tree_function_versioning): Update.
5972 * tree-flow.h (value_histograms): New.
5973 (VALUE_HISTOGRAMS): New macro.
5974 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
5976 * tree-cfg.c (set_bb_for_stmt): Update.
5977 (replace_by_duplicate_decl): Update.
5978 (move_block_to_fn): Update.
5979 (new_label_mapper): Update.
5980 (dump_function_to_file): Update.
5981 * ipa-struct-reorg.c (build_data_structure): Update.
5982 * cfgrtl.c (print_rtl_with_bb): Update.
5983 * reload1.c (reload): Update.
5985 * config/i386/i386.c (setup_incoming_varargs_64,
5986 ix86_compute_frame_layout): Update.
5987 * config/arc/arc.c (arc_output_function_epilogue): Update.
5989 2008-04-18 Marius Strobl <marius@FreeBSD.org>
5991 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
5992 for FreeBSD as well.
5993 * gthr-posix95.h: Likewise.
5995 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
5997 PR rtl-optimization/35838
5998 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
5999 out the byte offset of the first subreg.
6001 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
6003 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
6004 to split_ti instead of three separate calls with single member arrays.
6005 (subti3 splitter): Ditto.
6006 (adddi3 splitter): Ditto with split_di.
6007 (subdi3 splitter): Ditto.
6008 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
6009 two separate calls with single member arrays. Swap match_dup
6010 operands 1 and 2 to better fit into the array.
6011 (negdi2 splitter): Ditto with split_di.
6012 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
6013 two separate calls with single member arrays. Swap match_dup operands
6014 6 and 7 to better fit into the array.
6016 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
6018 * config/i386/i386.c (sse_builtin_type): New.
6019 (bdesc_sse_args): Likewise.
6020 (bdesc_sse_3arg): Removed.
6021 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6022 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
6023 IX86_BUILTIN_ROUNDPS.
6024 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
6025 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
6026 IX86_BUILTIN_ROUNDPS.
6027 (ix86_expand_sse_4_operands_builtin): Removed.
6028 (ix86_expand_sse_operands_builtin): New.
6029 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
6030 and CODE_FOR_sse4_1_roundps.
6031 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6032 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
6034 2008-04-17 Alan Modra <amodra@bigpond.net.au>
6037 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
6038 regs before frame pop when needed. If use_backchain_to_restore_sp
6039 then load backchain into a temp reg to restore vr and vrsave. Add
6040 code to restore vr after frame pop if possible.
6042 2008-04-17 Richard Guenther <rguenther@suse.de>
6044 * tree-vn.c (expressions_equal_p): Do not check type
6045 equality or compatibility before calling operand_equal_p.
6046 * fold-const.c (operand_equal_p): Check equivalence of
6047 integer constants before bailing out due to signedness or
6048 precision differences.
6049 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
6050 spurious differences in type qualification. Ignore types
6051 for COMPONENT_REFs at all.
6053 2008-04-17 Christian Bruel <christian.bruel@st.com>
6055 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
6056 msw_skip comparison.
6058 2008-04-16 Jakub Jelinek <jakub@redhat.com>
6061 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
6064 PR tree-optimization/35899
6065 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
6066 rather than TREE_OPERAND.
6068 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
6071 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
6072 temporary registers. Change operand predicate to general_operand.
6073 (remainderxf3): Ditto.
6075 2008-04-16 Richard Guenther <rguenther@suse.de>
6077 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
6078 * tree-affine.c (aff_combination_expand): Look through some
6081 2008-04-15 Doug Kwan <dougkwan@google.com>
6083 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
6085 * tree-pretty-print.c (dump_generic_node): Ditto.
6086 * final.c (output_addr_const): Ditto.
6087 * dwarf2out.c (output_cfi): Ditto.
6088 * c-pretty-print.c (pp_c_integer_constant): Ditto.
6089 * print-rtl.c (print_rtx): Ditto.
6090 * print-tree.c (print_node_brief, print_node): Ditto.
6091 * c-common.c (match_case_to_enum_1): Ditto.
6092 * sched-vis.c (print_value): Ditto.
6093 * config/i386/i386.c (print_operand): Cast to long unsigned int
6096 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
6097 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
6098 MS Windows VirtualProtect function.
6100 2008-04-15 Jan Hubicka <jh@suse.cz>
6102 * gengtype.c (write_root): Param_is argument is OK.
6103 * expr.c (expand_expr_real_1): Update call of get_exception_*.
6104 * function.h: Include varray.h
6105 (rtl_eh): New stucture based on except.c one.
6106 (call_site_record): New forward declaration and vector type.
6107 * calls.c (emit_call_1): Do not call
6108 note_current_region_may_contain_throw.
6109 * except.c (eh_status): Remove cur_region, try_region since they are
6111 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
6112 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
6113 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
6114 Remove call_site_data_used, call_site_data_size.
6115 Turn call_site_record into vector in function.h.
6116 (note_current_region_may_contain_throw): Remove.
6117 (get_exception_pointer, get_exception_filter): Do not take struct
6118 function argument; update.
6119 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
6120 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
6121 build_post_landing_pads, dw2_build_landing_pads,
6122 sjlj_assign_call_site_values, sjlj_mark_call_sites,
6123 sjlj_emit_function_enter, sjlj_emit_function_enter,
6124 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
6125 sjlj_build_landing_pads, finish_eh_generation,
6126 remove_exception_handler_label, remove_eh_handler,
6127 maybe_remove_eh_handler, add_reachable_handler,
6128 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
6129 add_action_record, collect_one_action_chain, add_call_site,
6130 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
6131 sjlj_output_call_site_table, output_function_exception_table,
6132 * except.h (note_current_region_may_contain_throw): Remove
6133 (get_exception_pointer, get_exception_filter): Do not take struct
6135 * Makefile.in (GTFILES): Put varargs before struct function.
6137 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
6139 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
6140 punt for STRING_CST.
6141 (get_constraint_for): Deal with STRING_CST here instead.
6143 2008-04-15 Richard Guenther <rguenther@suse.de>
6145 * tree-ssa-propagate.c (substitute_and_fold): Substitute
6146 statements in a basic-block with a backward walk. Do not
6147 substitute into dead statements but instead remove those.
6149 2008-04-15 Richard Guenther <rguenther@suse.de>
6151 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
6152 to zero, thus disable creation of SFTs.
6154 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
6156 * tree-predcom.c (suitable_reference_p): Return false if the
6157 reference can throw.
6159 2008-04-15 Jakub Jelinek <jakub@redhat.com>
6162 * c-decl.c (finish_decl): If extern or static var has variable
6163 size, set TREE_TYPE (decl) to error_mark_node.
6165 2008-04-15 Rafael Espindola <espindola@google.com>
6167 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
6170 2008-04-15 Richard Guenther <rguenther@suse.de>
6172 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
6173 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
6174 (visit_reference_op_load): Do walk vuse-vdef chains on
6175 vn_reference_lookup.
6176 (visit_reference_op_store): But do not here.
6177 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
6178 vn_reference_lookup.
6179 (vn_lookup_with_vuses): But do so here.
6181 2008-04-14 Ian Lance Taylor <iant@google.com>
6183 * fold-const.c (fold_overflow_warning): Remove assertion.
6185 2008-04-15 Ben Elliston <bje@au.ibm.com>
6187 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
6188 temp1 local variables.
6190 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
6193 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
6194 ".text.unlikely" section as executable.
6196 2008-04-14 James E. Wilson <wilson@tuliptree.org>
6198 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6199 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
6200 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
6201 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
6202 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
6203 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
6204 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
6206 2008-04-14 Ian Lance Taylor <iant@google.com>
6208 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
6209 * fold-const.c (fold_comparison): If appropriate, test
6210 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
6211 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
6212 reassociating a pointer type.
6213 * doc/invoke.texi (Optimize Options): Document that
6214 -fstrict-overflow applies to pointer wraparound.
6216 2008-04-13 Jan Hubicka <jh@suse.cz>
6218 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
6220 2008-04-12 Andrew Pinski <pinskia@gmail.com>
6222 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
6223 we are going to "save the world".
6225 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
6227 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
6228 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
6229 operand 0 constraint, not "=".
6231 2008-04-11 James E. Wilson <wilson@tuliptree.org>
6233 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
6235 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6237 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
6238 of size of positions_needed * CHAR_BIT.
6240 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6243 * dse.c (store_info): Change positions_needed to unsigned
6245 (lowpart_bitmask): New.
6246 (record_store): Cast to unsigned HOST_WIDE_INT for
6247 positions_needed. Assert width <= size of positions_needed *
6248 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
6249 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
6250 lowpart_bitmask to set mask.
6252 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6254 * config/bfin/constraints.md: New file.
6255 * config/bfin/bfin.md: Include it.
6256 (adddi3): Use satisfies_constraint functions instead of the old macros.
6257 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
6258 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
6259 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
6260 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
6261 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
6262 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
6263 EXTRA_CONSTRAINT): Delete.
6264 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
6265 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
6267 * config/bfin/bfin.c: Include "tm-constrs.h".
6268 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
6269 Use satisfies_constraint functions instead of the old macros.
6270 * doc/md.texi (Blackfin Constraints): Update file name reference.
6272 2008-04-11 Richard Guenther <rguenther@suse.de>
6274 PR tree-optimization/35869
6275 * tree-vrp.c (execute_vrp): Move switch statement update after
6276 jump threading. Schedule another cfg cleanup run.
6278 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
6281 * attribs.c (decl_attributes): Return early on errorneous node.
6283 2008-04-10 Oleg Ryjkov <olegr@google.com>
6285 * tree.h (struct tree_base): Added a new flag default_def_flag.
6286 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
6288 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
6290 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
6292 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6295 * pa.md: Define mode iterator P. Define mode attribute dwc.
6296 (dcacheflush): Update pattern to use iterator P and attribute dwc.
6297 (icacheflush): Likewise.
6298 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
6299 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
6301 2008-04-11 Ben Elliston <bje@au.ibm.com>
6303 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
6305 2008-04-10 Rafael Espindola <espindola@google.com>
6307 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
6308 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
6309 (extract_range_from_expr): The same.
6311 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
6313 * config/mips/mips.md (GPR2): New mode iterator.
6315 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
6316 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
6317 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
6318 Rewrite these to take two modes, the mode of comparison and the
6319 mode of the destination.
6320 * config/mips/mips.c (mips_expand_scc): Instead of having
6321 paradoxical subreg as destination, expand "narrowing" scc if mode
6322 of comparison is SI and target is requested in DI mode.
6323 (mips_emit_int_order_test): Update comment. Make mode of
6324 comparison match CMP0 rather than TARGET. When creating inverse
6325 target use mode of TARGET.
6327 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
6329 * gcov-dump.c (tag_summary): Only print summaries for the first
6330 GCOV_COUNTERS_SUMMABLE counters.
6332 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
6334 * config/i386/i386.md (absneg): New code iterator.
6335 (absnegprefix): New code attribute.
6336 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
6337 patterns using absneg code iterator.
6338 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
6339 using absneg code iterator.
6340 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
6341 *neg<mode>2 patterns using absneg code iterator.
6342 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
6343 *negextendsfdf2 patterns using absneg code iterator.
6344 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
6345 *negextendsfxf2 patterns using absneg code iterator.
6346 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
6347 *negextendsfdf2 patterns using absneg code iterator.
6348 * config/i386/sse.md (<code><mode>2): Macroize expander from
6349 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
6351 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
6353 * config/s390/s390.h: Remove the remains of the recent search
6354 & replace action of current_function_outgoing_args_size.
6356 2008-04-10 Ira Rosen <irar@il.ibm.com>
6358 PR tree-optimization/35821
6359 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
6360 NEW_STMT_LIST is not NULL.
6362 2008-04-09 David Edelsohn <edelsohn@gnu.org>
6365 * toplev.c (process_options): Remove -ffunction-sections debugging
6368 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
6370 PR middle-end/PR28690
6371 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
6372 than gen_rtx_fmt_ee to perform more canonicalizations.
6374 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6377 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
6379 2008-04-09 Richard Guenther <rguenther@suse.de>
6381 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
6382 (dump_function_to_file): Dump function arguments with types.
6384 2008-04-08 Richard Guenther <rguenther@suse.de>
6386 * fold-const.c (fold_widened_comparison): Do not allow
6387 sign-changes that change the result.
6389 2008-04-08 Janis Johnson <janis187@us.ibm.com>
6392 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
6393 kinds of indirect references.
6395 2008-04-08 David Edelsohn <edelsohn@gnu.org>
6397 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
6398 GNU Fortran language string.
6400 2008-04-08 Rafael Espindola <espindola@google.com>
6402 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
6403 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
6404 * tree.h (tree_call_nonnegative_warnv_p): New.
6406 2008-04-08 Jan Hubicka <jh@suse.cz>
6408 * function.c (free_after_compilation): Clear out regno_reg_rtx
6411 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
6414 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
6416 PR middle-end/PR28690
6417 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
6418 same precedence as REG_POINTER and MEM_POINTER operands.
6420 2008-04-08 Richard Guenther <rguenther@suse.de>
6423 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
6424 for adding index to base.
6426 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
6428 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
6429 (MINGW_ENABLE_EXECUTE_STACK): New.
6430 (IN_LIBGCC2): For libgcc include windows.h file for
6431 function declarations.
6433 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
6435 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
6436 and tem2 if tem1 is not a REG or MULT.
6438 2008-04-08 Jan Hubicka <jh@suse.cz>
6440 * function.h (incomming_args): Break out of struct function.
6441 (function_subsections): Break out of struct function.
6442 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
6443 return_rtx and hard_reg_initial_vals from struct function.
6444 Kill inl_max_label_num.
6445 (current_function_pops_args, current_function_args_info,
6446 current_function_args_size, current_function_args_size,
6447 current_function_pretend_args_size,
6448 current_function_outgoing_args_size,
6449 current_function_internal_arg_pointer, current_function_return_rtx):
6450 Kill compatibility accestor macros.
6451 * builtins.c (expand_builtin_apply_args_1): Update.
6452 (expand_builtin_next_arg): Update.
6453 * df-scan.c (df_get_call_refs): Update.
6454 * dbxout.c (dbxout_function_end): Update.
6455 * dwarf2out.c (dwarf2out_switch_text_section): Update.
6456 (output_line_info): Update.
6457 (secname_for_decl): Update.
6458 (dwarf2out_var_location): Update.
6459 * function.c (free_after_compilation): Update.
6460 (assign_parm_find_stack_rtl): Update.
6461 (assign_parms): Update.
6462 (expand_dummy_function_end): Update.
6463 (expand_function_end): Update.
6464 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
6465 (expand_call): Update.
6466 (emit_library_call_value_1): Update.
6467 (store_one_arg): Update.
6468 * varasm.c (initialize_cold_section_name): Update.
6469 (unlikely_text_section): Update.
6470 (unlikely_text_section_p): Update.
6471 (assemble_start_function): Update.
6472 (assemble_end_function): Update.
6473 (default_section_type_flags): Update.
6474 (switch_to_section): Update.
6475 * integrate.c (set_decl_abstract_flags): Update.
6476 (get_hard_reg_initial_val): Update.
6477 (has_hard_reg_initial_val): Update.
6478 (allocate_initial_values): Update.
6479 * resource.c (init_resource_info): Update.
6480 * config/alpha/alpha.c (NUM_ARGS): Update.
6481 (direct_return): Update.
6482 (alpha_va_start): Update.
6483 (alpha_sa_size): Update.
6484 (alpha_initial_elimination_offset): Update.
6485 (alpha_expand_prologue): Update.
6486 (alpha_start_function): Update.
6487 (alpha_expand_epilogue): Update.
6488 (unicosmk_initial_elimination_offset):
6489 * config/alpha/alpha.md (call expander): Update.
6490 * config/s390/s390.c (s390_register_info): Update.
6491 (s390_register_info): Update.
6492 (s390_frame_info): Update.
6493 (s390_initial_elimination_offset): Update.
6494 (s390_build_builtin_va_list): Update.
6495 (s390_va_start): Update.
6496 * config/spu/spu.c (direct_return): Update.
6497 (spu_expand_prologue): Update.
6498 (spu_initial_elimination_offset): Update.
6499 (spu_build_builtin_va_list): Update.
6500 (spu_va_start): Update.
6501 * config/sparc/sparc.c (sparc_init_modes): Update.
6502 (sparc_compute_frame_size): Update.
6503 (function_value): Update.
6504 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
6505 * config/i386/i386.md (return expander): Update.
6506 * config/i386/i386.c (ix86_va_start): Update.
6507 (ix86_can_use_return_insn_p): Update.
6508 (ix86_compute_frame_layout): Update.
6509 (ix86_expand_epilogue): Update.
6510 * config/sh/sh.c (output_stack_adjust): Update.
6511 (calc_live_regs): Update.
6512 (sh_expand_prologue): Update.
6513 (sh_builtin_saveregs): Update.
6514 (sh_va_start): Update.
6515 (initial_elimination_offset): Update.
6516 (sh_allocate_initial_value): Update.
6517 (sh_function_ok_for_sibcall): Update.
6518 (sh_get_pr_initial_val): Update.
6519 * config/sh/sh.md (return expander): Update.
6520 * config/avr/avr.c (frame_pointer_required_p): UPdate.
6521 * config/crx/crx.c (crx_compute_frame): UPdate.
6522 (crx_initial_elimination_offset): UPdate.
6523 * config/xtensa/xtensa.c (compute_frame_size): Update
6524 (xtensa_builtin_saveregs): Update.
6525 (xtensa_va_start): Update.
6526 (order_regs_for_local_alloc): Update.
6527 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
6528 (xstormy16_expand_builtin_va_start): Update.
6529 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
6530 * config/m68hc11/m68hc11.md (return expanders): Update.
6531 * config/m68hc11/m68hc11.c (expand_prologue): Update.
6532 (expand_epilogue): Update.
6533 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
6534 (cris_simple_epilogue): Update.
6535 (cris_expand_prologue): Update.
6536 (cris_expand_epilogue): Update.
6537 * config/iq2000/iq2000.c (iq2000_va_start): Update.
6538 (compute_frame_size): Update.
6539 * config/mt/mt.c (mt_compute_frame_size): Update.
6540 * config/mn10300/mn10300.c (expand_prologue): Update.
6541 (expand_epilogue): Update.
6542 (initial_offset): Update.
6543 (mn10300_builtin_saveregs):
6544 * config/mn10300/mn10300.md (return expander): Update.
6545 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6546 (ia64_initial_elimination_offset): Update.
6547 (ia64_initial_elimination_offset): Update.
6548 (ia64_expand_prologue): Update.
6549 * config/m68k/m68k.md (return expander): Update.
6550 * config/rs6000/rs6000.c (rs6000_va_start): Update.
6551 (rs6000_stack_info): Update.
6552 * config/mcore/mcore.c (layout_mcore_frame): Update.
6553 (mcore_expand_prolog): Update.
6554 * config/arc/arc.c (arc_compute_frame_size): Update.
6555 * config/score/score3.c (score3_compute_frame_size): Update.
6556 * config/score/score7.c (score7_compute_frame_size): Update.
6557 * config/arm/arm.c (use_return_insn): Update.
6558 (thumb_find_work_register): Update.
6559 (arm_compute_save_reg_mask): Update.
6560 (arm_output_function_prologue): Update.
6561 (arm_output_epilogue): Update.
6562 (arm_size_return_regs): Update.
6563 (arm_get_frame_offsets): Update.
6564 (arm_expand_prologue): Update.
6565 (thumb_exit): Update.
6566 (thumb_unexpanded_epilogue): Update.
6567 (thumb1_output_function_prologue): Update.
6568 * config/pa/pa.md (return expander): Update.
6569 * config/pa/pa.c (compute_frame_size): Update.
6570 (hppa_builtin_saveregs): Update.
6571 * config/mips/mips.c (mips_va_start): Update.
6572 (mips16_build_function_stub): Update.
6573 (mips_compute_frame_info): Update.
6574 (mips_restore_gp): Update.
6575 (mips_output_function_prologue): Update.
6576 (mips_expand_prologue): Update.
6577 * config/v850/v850.c (compute_frame_size): Update.
6578 (expand_prologue): * config/mmix/mmix.c (along): update.
6579 (mmix_initial_elimination_offset): update.
6580 (mmix_reorg): update.
6581 (mmix_use_simple_return): update.
6582 (mmix_expand_prologue): update.
6583 (mmix_expand_epilogue): Update.
6584 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
6585 (emit_link_insn): Update.
6587 2008-04-08 Anatoly Sokolov <aesok@post.ru>
6589 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
6590 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
6592 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
6595 2008-04-07 Jan Hubicka <jh@suse.cz>
6597 * function.h (rtl): Rename to x_rtl.
6599 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6600 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6601 used_temp_slots avail_temp_slots, temp_slot_level,
6602 nonlocal_goto_handler_labels): Update accesstors.
6603 (rtl): New global variable.
6604 (struct function): Move some fileds to rtl_data.
6605 (get_arg_pointer_save_area): Update prototype.
6606 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6607 get_arg_pointer_save_area.
6608 * expr.c (init_expr): Update
6609 * function.c (get_frame_size): Update
6610 (assign_stack_local): Update
6611 (expand_function_end): Update.
6612 (get_art_pointer_save_area): Update
6614 * emit-rtl.c (rtl): Declare.
6615 (regno_reg_rtx): Declare.
6616 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6618 (gen_reg_rtx): Update.
6619 * varasm.c (n_deferred_constatns): Update accestor.
6620 (init_varasm_status): Do not allocate varasm_status.
6621 (force_const_mem, get_pool_size, output_constant_pool): Update.
6622 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6623 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6624 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
6625 * sparc/sparc.h (INIT_EXPANDERS): Update.
6626 * ia64/ia64.h (INIT_EXPANDERS): Update.
6628 2008-04-07 James E. Wilson <wilson@tuliptree.org>
6630 * reload.c (push_secondary_reload): Add missing break to for loop.
6632 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
6634 PR middle-end/PR28690
6635 * rtlanal.c: Update copyright years.
6636 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
6637 as REG_POINTER and MEM_POINTER operands.
6638 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
6639 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
6640 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
6641 * gcse.c: Update copyright years.
6642 (pre_delete): Call gen_reg_rtx_and_attrs.
6643 (hoist_code): Likewise.
6644 (build_store_vectors): Likewise.
6645 (delete_store): Likewise.
6646 * loop-invariant.c (move_invariant_reg): Likewise.
6647 Update copyright years.
6649 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
6651 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
6652 control string instead of quoted.
6654 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
6656 * doc/rtl.texi: Rewrite of subreg section.
6658 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
6661 * config/i386/i386.c (legitimize_pic_address): Add treating
6662 of dllimport SYM_REF's.
6663 (legitimize_dllimport_symbol): Add prototype.
6665 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6667 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
6668 reference in constructor with non self-referential type.
6670 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6672 Removal of Return with Depressed Stack Pointer support
6673 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
6674 (ECF_SP_DEPRESSED): Likewise.
6675 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
6676 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
6677 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6678 (expand_call): Do not test ECF_SP_DEPRESSED.
6679 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6680 * function.c (keep_stack_depressed): Delete.
6681 (handle_epilogue_set): Likewise.
6682 (update_epilogue_consts): Likewise.
6683 (emit_equiv_load): Likewise.
6684 (thread_prologue_and_epilogue_insns): Remove support for Return with
6685 Depressed Stack Pointer.
6686 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6688 2008-04-06 Richard Guenther <rguenther@suse.de>
6690 PR tree-optimization/35400
6691 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
6692 information from SSA_NAMEs.
6694 2008-04-06 Anatoly Sokolov <aesok@post.ru>
6696 * config/avr/avr.h (avr_mega_p): Remove declaration.
6697 (AVR_MEGA): Remove macro.
6698 * config/avr/avr.c (avr_mega_p): Remove variable.
6699 (avr_override_options): Remove inicializion of avr_mega_p.
6700 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6701 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6702 (avr_jump_mode): (Ditto.).
6703 (avr_output_progmem_section_asm_op): (Ditto.).
6704 (avr_asm_init_sections): (Ditto.).
6705 (avr_asm_init_sections): (Ditto.).
6706 (avr_rtx_costs): (Ditto.).
6707 * config/avr/avr.md: (Ditto.).
6708 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
6711 2008-04-06 Richard Guenther <rguenther@suse.de>
6713 PR tree-optimization/35842
6714 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
6715 is_gimple_invariant_address.
6717 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6719 * gcc.c (default_compilers): Sync Fortran extensions list with
6720 that in fortran/lang-specs.h.
6721 * doc/invoke.texi: Likewise.
6722 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
6723 * dwarf2out.c (gen_compile_unit_die): Likewise.
6725 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
6727 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
6729 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
6732 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
6733 attribute is used for nested functions.
6735 2008-04-05 Jan Hubicka <jh@suse.cz>
6737 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
6739 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
6741 (dump_files): Update.
6742 (enable_rtl_dump_file): Do not accept letter argument.
6743 * tree-pass.h (dump_file_info): Remove letter argument.
6744 * toplev.c (decode_d_option): Update -da handling.
6745 * toplev.h (enable_rtl_dump_file): Update prototype.
6746 * passes.c (register_one_dump_file): Do not accept IPA argument; work
6747 it out based on pass type.
6748 (register_dump_files_1): Likewise.
6749 (init_optimization_passes): Update register_one_dump_file calls.
6750 (execute_one_pass): Sanity check that IPA passes are called at IPA
6751 level and RTL passes at RTL level.
6752 (execute_pass_list): IPA pass can not be after or subpass of
6754 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
6755 disallov RTL subpasses of IPA subpasses.
6757 2008-04-05 Ben Elliston <bje@au.ibm.com>
6759 * tree-cfg.c (need_fake_edge_p): Return false for calls to
6760 builtins that return exactly once and do not throw. Cache call to
6763 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
6765 PR rtl-optimization/34916
6767 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
6768 between instruction pairs.
6770 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
6772 * doc/invoke.texi: Document -mbitops for SH.
6773 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
6774 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
6775 * config/sh/sh.c (print_operand): Add %t operand code.
6776 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
6777 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
6778 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
6779 (extendqihi2): Likewise.
6780 (movqi_i): Likewise.
6781 (insv): Use bset, bclr and bst instructions for SH2A if possible.
6782 (extv): Use bld instruction for SH2A if possible.
6784 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
6785 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
6786 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
6787 (bset.b, bclr.b): Define peepholes.
6788 * config/sh/sh.opt (mbitops): New option.
6790 2008-04-04 Janis Johnson <janis187@us.ibm.com>
6793 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
6794 and view convert expression.
6796 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6799 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
6801 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
6803 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
6805 * config/i386/cpuid.h (bit_AES): New.
6806 (bit_PCLMUL): Likewise.
6808 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
6809 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
6810 SSE2 if AES or PCLMUL is enabled.
6811 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
6812 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6813 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
6814 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
6815 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
6816 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
6817 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6818 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
6819 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
6820 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
6821 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
6822 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
6823 __builtin_ia32_aeskeygenassist128 and
6824 __builtin_ia32_pclmulqdq128.
6825 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
6826 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
6827 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
6829 * config/i386/i386.h (TARGET_AES): New.
6830 (TARGET_PCLMUL): Likewise.
6831 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
6833 * config/i386/i386.md (UNSPEC_AESENC): New.
6834 (UNSPEC_AESENCLAST): Likewise.
6835 (UNSPEC_AESDEC): Likewise.
6836 (UNSPEC_AESDECLAST): Likewise.
6837 (UNSPEC_AESIMC): Likewise.
6838 (UNSPEC_AESKEYGENASSIST): Likewise.
6839 (UNSPEC_PCLMUL): Likewise.
6841 * config/i386/i386.opt (maes): New.
6842 (mpclmul): Likewise.
6844 * config/i386/sse.md (aesenc): New pattern.
6845 (aesenclast): Likewise.
6847 (aesdeclast): Likewise.
6849 (aeskeygenassist): Likewise.
6850 (pclmulqdq): Likewise.
6852 * config/i386/wmmintrin.h: New.
6854 * doc/extend.texi: Document AES and PCLMUL built-in function.
6856 * doc/invoke.texi: Document -maes and -mpclmul.
6858 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
6860 * function.c (free_after_parsing): Replace with
6861 cxx_push_function_context from C++ front-end.
6862 (allocate_struct_function): Don't call langhook.
6863 * langhooks.h (struct lang_hooks_for_functions): Delete.
6864 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
6866 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
6867 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
6868 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
6869 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
6870 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
6871 remove LANG_HOOKS_FUNCTION_INITIALIZER.
6872 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
6874 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
6875 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
6877 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6880 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
6883 2008-04-04 Richard Guenther <rguenther@suse.de>
6886 * fold-const.c (optimize_minmax_comparison): Use the correct
6887 type for the constant in the simplified comparison.
6889 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
6891 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
6892 Pass L2 size as "--param l2-cache-size" to the compiler.
6893 (decode_l2_cache): New function to decode L2 cache parameters using
6894 0x8000006 extended cpuid function.
6895 (detect_caches_amd): Determine parameters of L2 cache using
6896 decode_l2_caches function.
6897 (decode_caches_intel): Decode L2 cache parameters.
6898 (detect_caches_intel): Determine L2 cache parameters using
6899 decode_caches_intel and decode_l2_caches functions.
6901 2008-04-03 Bob Wilson <bob.wilson@acm.org>
6903 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
6904 secondary input reload for subword loads from the constant pool.
6906 2008-04-03 Janis Johnson <janis187@us.ibm.com>
6909 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
6910 constants of the appropriate size for runtime calculations.
6913 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
6914 decimal-float literal constant zero.
6916 2008-04-03 Jakub Jelinek <jakub@redhat.com>
6919 * c-parser.c (c_parser_omp_atomic): Call
6920 default_function_array_conversion on the RHS.
6923 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
6924 call is_variable_sized if decl has incomplete type.
6926 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
6928 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
6930 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
6932 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
6934 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
6935 (sgt<u>): Merge sgt and sgtu into new expander.
6936 (sgt, sgtu): Remove expanders.
6937 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
6938 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
6939 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
6940 *sgtu_<mode>_mips16 into new pattern.
6941 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
6942 (sge<u>): Merge sge and sgeu into new expander.
6943 (sge, sgeu): Remove expanders.
6944 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
6946 (*sge_<mode>, second *sge_<mode>): Remove patterns.
6947 (slt<u>): Merge slt and sltu into new expander.
6948 (slt, sltu): Remove expanders.
6949 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
6950 (*slt_<mode>, *sltu_<mode>): Remove patterns.
6951 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
6952 *sltu_<mode>_mips16 into new pattern.
6953 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
6954 (sle<u>): Merge sle and sleu into new expander.
6955 (sle, sleu): Remove expanders.
6956 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
6957 (*sle_<mode>, *sleu_<mode>): Remove patterns.
6958 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
6959 *sleu_<mode>_mips16 into new pattern.
6960 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
6962 2008-04-03 Jan Hubicka <jh@suse.cz>
6964 PR tree-optimization/35795
6965 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
6966 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6967 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6968 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6969 * score/score3.c (score3_output_mi_thunk): Likewise.
6970 * score/score7.c (score7_output_mi_thunk): Likewise.
6971 * mips/mips.c (mips_output_mi_thunk): Likewise.
6973 2008-04-03 Richard Guenther <rguenther@suse.de>
6975 * tree-vrp.c (extract_range_from_unary_expr): Handle all
6976 conversions. Simplify code.
6978 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
6980 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
6982 2008-04-03 Tom Tromey <tromey@redhat.com>
6983 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6985 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6986 * config/bfin/t-bfin-linux (generated_files): Add
6987 linux-sysroot-suffix.h.
6988 * doc/install.texi (Prerequisites): Require make 3.80.
6989 * doc/sourcebuild.texi (Front End Directory): Document new
6991 * Makefile.in (generated_files): New variable.
6992 (ALL_HOST_OBJS): New variable.
6993 ($(ALL_HOST_OBJS)): New target.
6995 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6997 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
6998 (remap_block): Call id->transform_lang_insert_block instead
7000 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
7001 Set id.transform_lang_insert_block to NULL.
7002 (clone_body): Move to cp/optimize.c
7003 * tree-inline.h (struct copy_body_data): Change
7004 transform_lang_insert_block to function pointer.
7005 (copy_generic_body, copy_decl_no_change): Export.
7006 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
7007 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
7008 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
7010 * c-tree.h (insert_block): Kill.
7011 * c-decl.c (insert_block): Kill.
7013 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7015 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7016 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7017 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
7019 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
7020 argument, call {push,pop}_function_context from here.
7021 * c-parser.c: Use c_{push,pop}_function_context.
7023 * function.c (push_function_context_to): Move meat ...
7024 (push_function_context): ... here. Simplify.
7025 * function.c (pop_function_context_from): Move meat ...
7026 (pop_function_context): ... here. Simplify.
7027 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
7029 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7030 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7031 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
7032 * tree.h (push_function_context_to, pop_function_context_from): Remove.
7034 2008-04-03 Ben Elliston <bje@au.ibm.com>
7036 * expmed.c (extract_force_align_mem_bit_field): Remove.
7038 2008-04-03 Richard Guenther <rguenther@suse.de>
7041 * expr.h (try_casesi): Adjust prototype.
7042 * expr.c (try_casesi): Take fallback label as extra parameter.
7043 Use that for gen_casesi if default_label is NULL.
7044 * stmt.c (expand_case): Pass fallback label to try_casesi,
7045 make sure to fill gaps with a fallback label if default_label
7048 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
7051 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
7053 2008-04-03 Ben Elliston <bje@au.ibm.com>
7055 * expmed.c (extract_split_bit_field): Remove if (0) code.
7056 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
7057 (do_ds_constraint): Likewise.
7059 2008-04-02 Joseph Myers <joseph@codesourcery.com>
7061 * doc/cppopts.texi (-dU): Document.
7062 * c-common.h (flag_dump_macros): Update comment.
7063 * c-opts.c (handle_OPT_d): Handle -dU.
7064 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
7065 dump_queued_macros, cb_used_define, cb_used_undef): New.
7066 (init_pp_output): Handle -dU.
7067 (cb_line_change): Call dump_queued_macros.
7068 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
7070 2008-04-02 Anatoly Sokolov <aesok@post.ru>
7072 * config/avr/predicates.md (io_address_operand): New predicate.
7073 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
7074 * config/avr/avr.c (avr_io_address_p): Remove function.
7075 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
7076 'avr_io_address_p' function.
7077 (out_movhi_r_mr): (Ditto.).
7078 (out_movqi_mr_r): (Ditto.).
7079 (out_movhi_mr_r): (Ditto.).
7080 (avr_address_cost): (Ditto.).
7082 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
7084 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
7085 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
7086 in 32bit mode when XMM registers are available to avoid store
7088 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
7089 corresponding post-reload splitters.
7091 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
7093 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
7094 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
7095 __builtin_ia32_roundss.
7096 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
7097 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
7098 __builtin_ia32_roundss.
7099 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
7100 IX86_BUILTIN_SHUFPD here.
7102 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
7104 * config/i386/i386.md (plogic): New.
7105 (plogicprefix): Likewise.
7107 * config/i386/mmx.md (mmx_<code><mode>3): New.
7108 (mmx_and<mode>3): Removed.
7109 (mmx_ior<mode>3): Likewise.
7110 (mmx_xor<mode>3): Likewise.
7112 * config/i386/sse.md (<code><mode>3): New.
7113 (*<code><mode>3): Likewise.
7114 (*<code><mode>3): Likewise.
7115 (<code><mode>3): Likewise.
7116 (*sse_<code><mode>3): Likewise.
7117 (*sse2_<code><mode>3): Likewise.
7118 (<code>tf3): Likewise.
7119 (*<code>tf3): Likewise.
7120 (and<mode>3): Likewise.
7121 (*and<mode>3): Likewise.
7122 (ior<mode>3): Removed.
7123 (*ior<mode>3): Likewise.
7124 (xor<mode>3): Likewise.
7125 (*xor<mode>3): Likewise.
7126 (*and<mode>3): Likewise.
7127 (*ior<mode>3): Likewise.
7128 (*xor<mode>3): Likewise.
7129 (and<mode>3): Likewise.
7130 (*sse_and<mode>3): Likewise.
7131 (*sse2_and<mode>3): Likewise.
7133 (*andtf3): Likewise.
7134 (ior<mode>3): Likewise.
7135 (*sse_ior<mode>3): Likewise.
7136 (*sse2_ior<mode>3): Likewise.
7138 (*iortf3): Likewise.
7139 (xor<mode>3): Likewise.
7140 (*sse_xor<mode>3): Likewise.
7141 (*sse2_xor<mode>3): Likewise.
7143 (*xortf3): Likewise.
7145 2008-04-02 Richard Guenther <rguenther@suse.de>
7147 PR tree-optimization/14495
7148 PR tree-optimization/34793
7149 * tree-vrp.c (struct switch_update): New structure.
7150 (to_remove_edges, to_update_switch_stmts): New VECs.
7151 (simplify_switch_using_ranges): New function. Remove not taken
7152 case labels and edges.
7153 (simplify_stmt_using_ranges): Call it.
7154 (identify_jump_threads): Mark edges we have queued for removal
7155 so we don't thread them.
7156 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
7158 * tree-cfg.c (group_case_labels): Deal with missing default label.
7159 (tree_verify_flow_info): Allow missing default label.
7160 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
7161 (emit_case_nodes): Likewise.
7162 (expand_case): Do not rely on the default label to be present.
7163 * expr.c (try_casesi): Deal with NULL default_label.
7164 (do_tablejump): Likewise.
7166 2008-04-02 Richard Guenther <rguenther@suse.de>
7168 PR tree-optimization/14495
7169 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
7170 SWITCH_EXPR here ...
7171 (vrp_visit_switch_stmt): ... but here (new function).
7172 (find_case_label_index): New helper function.
7173 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
7175 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7177 * fwprop.c: Fix ISO-C99ism.
7179 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7182 * Makefile.in (objdir): Set it here.
7183 * configure.ac: Not here. Find dynamic linker characteristics.
7184 * exec-tool.in: Use them.
7185 * aclocal.m4: Regenerate.
7186 * configure: Regenerate.
7188 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7190 * expr.c (expand_var): Delete it.
7191 * expr.h (expand_var): Delete prototype.
7192 * function.c (expand_function_start): Use expand_decl instead.
7193 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
7196 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
7198 PR rtl-optimization/35542
7199 * fwprop.c (forward_propagate_and_simplify): Replace
7200 loc_reg_mentioned_in_p with reg_mentioned_p.
7202 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7204 PR rtl-optimization/35281
7205 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
7206 (propagate_rtx_1): Handle PR_HANDLE_MEM.
7207 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
7208 (varying_mem_p): Move above propagate_rtx.
7209 (all_uses_available_at): Do not check MEMs.
7211 2008-04-02 Rafael Espindola <espindola@google.com>
7213 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
7214 (register_edge_assert_for_2): Split the cond argument.
7215 (register_edge_assert_for_1): Adjust for the change in
7216 register_edge_assert_for_2.
7217 (register_edge_assert_for): Split the cond argument.
7218 (find_switch_asserts): Adjust for the change in
7219 register_edge_assert_for.
7221 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
7223 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
7224 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
7225 offsets for 64-bit mingw.
7226 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
7227 abi for x86_64-pc-mingw.
7229 2008-04-02 Richard Guenther <rguenther@suse.de>
7231 * tree-vrp.c (extract_range_from_assert): Make sure to not
7232 produce range min/max with TREE_OVERFOW set.
7233 If merging a anti-range and a range keep the anti-range if
7234 the range covers all values of the type.
7235 (register_edge_assert_for_2): Only allow sign-changing
7236 conversions in detecting canonical range checks. Also
7237 register an assert for the unsigned name if useful.
7239 PR tree-optimization/35787
7240 * tree-vrp.c (vrp_val_max): New function.
7241 (vrp_val_min): Likewise.
7242 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
7243 (vrp_val_is_min): Likewise.
7244 (supports_overflow_infinity): Use vrp_val_{min,max}.
7245 (negative_overflow_infinity): Likewise.
7246 (positive_overflow_infinity): Likewise.
7247 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
7248 (is_positive_overflow_infinity): Likewise.
7249 (is_overflow_infinity): Likewise.
7250 (avoid_overflow_infinity): Use vrp_val_{min,max} and
7251 vrp_val_is_{min,max}.
7252 (set_and_canonicalize_value_range): Canonicalize anti-ranges
7253 to ranges if possible. Avoid empty ranges.
7255 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7258 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
7259 the expression is a function address.
7261 2008-04-01 George Helffrich <george@gcc.gnu.org>
7263 PR fortran/35154, fortran/23057
7264 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
7265 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
7266 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
7267 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
7269 (dbxout_syms): Check for COMMON-based symbol and wrap in
7270 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
7271 in bracket for efficiency.
7273 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
7274 using DW_TAG_common_block + member offset.
7275 (add_pubname_string): New function.
7276 (dw_expand_expr): New function to find block name and offset for
7278 (common_check): New function to check whether symbol in Fortran COMMON.
7279 (gen_variable_die): If COMMON, use DW_TAG_common_block.
7281 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
7284 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
7286 2008-04-02 Ben Elliston <bje@au.ibm.com>
7288 * config/v850/v850.md (casesi): Remove if (0) code.
7289 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7290 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
7292 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
7294 * config/i386/i386.md (rex64suffix): New mode attribute.
7295 (floathi<mode>2): Disable expander for SSE math.
7296 (*floathi<mode>2_1): New insn insn_and_split pattern.
7297 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
7298 corresponding post-reload splitters.
7299 (*floathi<mode>2_i387): New macroized insn pattern.
7300 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
7301 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
7302 insn_and_split pattern.
7303 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
7304 New macroized instruction patterns and corresponding post-reload
7306 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
7307 and corresponding post-reload splitters.
7308 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
7309 New macroized instruction patterns.
7310 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
7311 macroized instruction patterns and corresponding post-reload splitters.
7312 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
7313 corresponding post-reload splitters.
7314 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
7315 New macroized instruction patterns.
7316 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
7317 corresponding post-reload splitters.
7318 (*floatsi<mode>2_i387): New macroized instruction patterns.
7320 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
7322 * config/i386/i386.md (smaxmin): New.
7323 (umaxmin): Likewise.
7324 (maxminiprefix): Likewise.
7325 (maxminfprefix): Likewise.
7326 (<code><mode>3): Likewise.
7327 (smin<mode>3): Removed.
7328 (smax<mode>3): Likewise.
7330 * config/i386/mmx.md (mmx_<code>v2sf3): New.
7331 (mmx_<code>v4hi3): Likewise.
7332 (mmx_<code>v8qi3): Likewise.
7333 (mmx_smaxv2sf3): Removed.
7334 (mmx_sminv2sf3): Likewise.
7335 (mmx_umaxv8qi3): Likewise.
7336 (mmx_smaxv4hi3): Likewise.
7337 (mmx_uminv8qi3): Likewise.
7338 (mmx_sminv4hi3): Likewise.
7340 * config/i386/sse.md (<addsub><mode>3): New.
7341 (*<addsub><mode>3): Likewise.
7342 (<sse>_vm<addsub><mode>3): Likewise.
7343 (<maxmin><mode>3): Likewise.
7344 (*<maxmin><mode>3_finite): Likewise.
7345 (*<maxmin><mode>3): Likewise.
7346 (<sse>_vm<maxmin><mode>3): Likewise.
7347 (sse3_h<addsub>v4sf3): Likewise.
7348 (sse3_h<addsub>v2df3): Likewise.
7349 (<maxmin>v16qi3): Likewise.
7350 (*<maxmin>v16qi3): Likewise.
7351 (<maxmin>v8hi3): Likewise.
7352 (*<maxmin>v8hi3): Likewise.
7353 (*sse4_1_<maxmin><mode>3): Likewise.
7354 (*sse4_1_<maxmin><mode>3): Likewise.
7355 (add<mode>3): Removed.
7356 (*add<mode>3): Likewise.
7357 (<sse>_vmadd<mode>3): Likewise.
7358 (sub<mode>3): Likewise.
7359 (*sub<mode>3): Likewise.
7360 (<sse>_vmsub<mode>3): Likewise.
7361 (smin<mode>3): Likewise.
7362 (*smin<mode>3_finite): Likewise.
7363 (*smin<mode>3): Likewise.
7364 (<sse>_vmsmin<mode>3): Likewise.
7365 (smax<mode>3): Likewise.
7366 (*smax<mode>3_finite): Likewise.
7367 (*smax<mode>3): Likewise.
7368 (<sse>_vmsmax<mode>3): Likewise.
7369 (sse3_haddv4sf3): Likewise.
7370 (sse3_haddv2df3): Likewise.
7371 (sse3_hsubv4sf3): Likewise.
7372 (sse3_hsubv2df3): Likewise.
7373 (umaxv16qi3): Likewise.
7374 (*umaxv16qi3): Likewise.
7375 (smaxv8hi3): Likewise.
7376 (*smaxv8hi3): Likewise.
7377 (*sse4_1_smax<mode>3): Likewise.
7378 (*sse4_1_umax<mode>3): Likewise.
7379 (uminv16qi3): Likewise.
7380 (*uminv16qi3): Likewise.
7381 (sminv8hi3): Likewise.
7382 (*sminv8hi3): Likewise.
7383 (*sse4_1_smin<mode>3): Likewise.
7384 (*sse4_1_umin<mode>3): Likewise.
7386 2008-04-01 Rafael Espindola <espindola@google.com>
7388 * tree-cfg.c (verify_expr): remove in_phi.
7389 (verify_stmt): Don't call walk_tree with verify_expr. Use
7390 is_gimple_min_invariant instead of is_gimple_val.
7392 2008-04-01 Joseph Myers <joseph@codesourcery.com>
7394 * doc/include/gpl_v3.texi: Update for manpage generation.
7395 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
7397 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
7398 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
7399 gpl_v3.texi instead of gpl.texi.
7402 2008-04-01 Jakub Jelinek <jakub@redhat.com>
7405 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
7407 2008-04-01 Rafael Espindola <espindola@google.com>
7409 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
7410 (extract_code_and_val_from_cond): Use
7411 extract_code_and_val_from_cond_with_ops.
7413 2008-04-01 Jan Hubicka <jh@suse.cz>
7415 * function.c (free_after_compilation): Free epilogue_delay_list.
7416 (prepare_function_start): Assert that previous compilation was freed.
7418 2008-04-01 Jan Hubicka <jh@suse.cz>
7419 Jim Wilson <wilson@tuliptree.org>
7420 Andreas Tobler <andreast@gcc.gnu.org>
7423 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
7424 rtl.emit instead cfun->emit.
7425 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
7426 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
7428 2008-04-01 Ben Elliston <bje@au.ibm.com>
7430 * doc/c-tree.texi (Function Basics): Fix grammatical error.
7432 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
7434 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
7436 (fprofile-use): Add var flag_profile_use
7437 * coverage.c (coverage_begin_output): Do not open a gcno file for
7438 output only if -ftest-coverage is set.
7439 Do not add getpwd() to gcda file path.
7440 (build_gcov_info): Check the new flag
7441 flag_profile_datafile_relative_path.
7442 (coverage_init): Use profile_data_prefix.
7443 Read profile counter only if flag_profile_use is set.
7444 * opts.c (common_handle_option): New option fprofile-use=,
7445 fprofile-dir=, fprofile-generate=.
7446 * toplev.c (profile_data_prefix): New variable definition.
7447 * toplev.h (profile_data_prefix): New declaration.
7448 * doc/invoke.tex (Option Summary, Optimization Options):
7451 2008-03-31 James E. Wilson <wilson@tuliptree.org>
7453 * varasm.c (output_constant_pool_1): In LABEL_REF check,
7454 use tmp consistently.
7457 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
7458 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7459 UNSPEC_FR_RECIP_APPROX_RES.
7460 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
7462 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
7465 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
7467 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7470 * fold-const.c (fold_indirect_ref_1): Support accessing non first
7471 element of the vector via a pointer.
7473 2008-03-31 Ian Lance Taylor <iant@google.com>
7475 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
7477 2008-03-31 Jan Hubicka <jh@suse.cz>
7479 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7480 get_arg_pointer_save_area.
7481 * expr.c (init_expr): Just clear out rtl.expr.
7482 * function.c (free_after_compilation): Clear out whole RTL structure.
7483 (get_func_frame_size): Merge into ...
7484 (get_frame_size): ... this one.
7485 (assign_stack_local_1): Merge into ...
7486 (assign_stack_local): ... this one.
7487 (expand_function_end): Update call of get_arg_pointer_save_area.
7488 (get_art_pointer_save_area): Remove cfun argument.
7489 * function.h (emit_status): regno_pointer_align does not need length
7490 attribute. Move x_regno_reg_rtx to ...
7491 (regno_reg_rtx): ... new global array.
7492 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
7493 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
7494 apply_args_value, forced_labels, stack_pointer_delta):
7496 (struct varasm_status): Move here from varasm.c
7497 (struct rtl_data): New. Move here some fields from struct function.
7498 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7499 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7500 used_temp_slots avail_temp_slots, temp_slot_level,
7501 nonlocal_goto_handler_labels): Update accesstors.
7502 (rtl): New global variable.
7503 (struct function): Move some fileds to rtl_data.
7504 (get_arg_pointer_save_area): Update prototype.
7505 * emit-rtl.c (rtl): Declare.
7506 (regno_reg_rtx): Declare.
7507 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7509 (gen_reg_rtx): Update.
7510 (init_virtual_regs): Do not tate emit_status argument.
7511 (init_emit): Do not allocate emit.
7512 * varasm.c (varasm_statuc): Move to function.h.
7513 (n_deferred_constatns): Update accestor.
7514 (init_varasm_status): Do not allocate varasm_status.
7515 (force_const_mem, get_pool_size, output_constant_pool): Update.
7516 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7517 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7519 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
7521 PR rtl-optimization/35729
7522 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
7525 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
7528 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
7529 load/store if memory is unaligned.
7530 (*movti_rex64): Likewise.
7532 * config/i386/predicates.md (misaligned_operand): New.
7534 2008-03-31 Andrew Pinski <pinskia@gmail.com>
7537 * tree-ssa-phiopt.c (conditional_replacement): Return early for
7540 2008-03-31 Jan Beulich <jbeulich@novell.com>
7542 * config/ia64/constraints.md: Add 'j' constraint.
7543 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
7544 (movdi_internal): Likewise.
7546 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
7549 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
7551 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
7554 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
7555 proper error message for the third argument on blendpd and
7558 * config/i386/sse.md (blendbits): New.
7559 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
7561 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
7563 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
7565 2008-03-30 Richard Guenther <rguenther@suse.de>
7568 * fold-const.c (fold_sign_changed_comparison): Do leave
7569 conversions to base-types alone.
7571 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
7573 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
7574 the link register if one altivec register is be saved.
7576 2008-03-30 Ben Elliston <bje@au.ibm.com>
7578 * final.c (final_scan_insn): Remove if (0) code.
7580 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
7582 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
7584 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
7586 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
7587 of V4SFmode to ix86_binary_operator_ok.
7589 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
7591 * config/i386/i386.c (override_options): Initialize
7592 ix86_veclib_handler to ix86_veclibabi_svml when
7593 -mveclibabi=svml is used.
7594 (ix86_veclibabi_svml): New function for SVML ABI style
7595 vectorization support.
7596 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
7598 2008-03-28 Rafael Espindola <espindola@google.com>
7600 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
7601 (tree_binary_nonnegative_warnv_p): Make it public.
7602 (tree_single_nonnegative_warnv_p): Make it public.
7603 (tree_invalid_nonnegative_warnv_p): Make it public.
7604 (tree_unary_nonzero_warnv_p): Make it public.
7605 (tree_binary_nonzero_warnv_p): Make it public
7606 (tree_single_nonzero_warnv_p): Make it public.
7607 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
7608 (extract_range_from_binary_expr): Split the expr argument.
7609 (extract_range_from_unary_expr): Split the expr argument.
7610 (extract_range_from_comparison): Split the expr argument.
7611 (extract_range_from_expr): Use the new aux functions.
7612 (vrp_evaluate_conditional_warnv): Use
7613 vrp_evaluate_conditional_warnv_with_ops.
7614 * tree.h (tree_unary_nonzero_warnv_p): Declare.
7615 (tree_binary_nonzero_warnv_p): Declare.
7616 (tree_single_nonzero_warnv_p): Declare.
7617 (tree_expr_nonzero_warnv_p): Declare.
7618 (tree_unary_nonnegative_warnv_p): Declare.
7619 (tree_binary_nonnegative_warnv_p): Declare.
7620 (tree_single_nonnegative_warnv_p): Declare.
7621 (tree_invalid_nonnegative_warnv_p): Declare.
7623 2008-03-28 Richard Guenther <rguenther@suse.de>
7625 PR tree-optimization/30317
7626 PR tree-optimization/30911
7627 PR tree-optimization/34793
7628 * tree-vrp.c (set_and_canonicalize_value_range): New function.
7629 (struct assert_locus_d): New member EXPR.
7630 (register_new_assert_for): Add EXPR parameter to support
7631 ASSERT_EXPR <name, expr OP limit>.
7632 (register_edge_assert_for_1): Adjust callers.
7633 (find_assert_locations): Likewise.
7634 (process_assert_insertions_for): Build condition from expression.
7635 (extract_range_from_assert): Handle ASSERT_EXPRs
7636 of the form ASSERT_EXPR <name, expr OP limit>.
7637 (register_edge_assert_for_2): New helper registering
7638 asserts for comparisons. Recognize range tests of the form
7639 (unsigned)i - CST1 OP CST2.
7640 (register_edge_assert_for_1): Use it.
7641 (register_edge_assert_for): Likewise.
7642 (needs_overflow_infinity): Integer sub-types
7643 do not need overflow infinities.
7644 (vrp_val_is_max): The extreme values of integer sub-types
7645 are those of the base type.
7646 (vrp_val_is_min): Likewise.
7647 * tree.def (ASSERT_EXPR): Document extra allowed conditional
7650 2008-03-28 Nick Clifton <nickc@redhat.com>
7653 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7654 Return GENERAL_REGS for stack adjustment reloads.
7656 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7659 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
7660 const_vector when all the vectors are constant.
7662 2008-03-27 Bob Wilson <bob.wilson@acm.org>
7664 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
7666 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
7667 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
7669 (s<code>_sf): Use new scc_sf attribute for opcode names.
7671 2008-03-27 Tom Tromey <tromey@redhat.com>
7673 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
7674 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
7675 config/spu/t-spu-elf, config/i386/t-interix,
7676 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
7677 config/i386/x-darwin, config/i386/x-mingw32,
7678 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
7679 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
7680 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
7681 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
7682 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
7683 config/rs6000/x-darwin, config/rs6000/t-rs6000,
7684 config/score/t-score-elf, config/arm/t-strongarm-pe,
7685 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
7686 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
7687 Revert automatic dependency patch.
7689 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
7692 * config/i386/i386.c (ix86_function_arg_boundary): Align
7693 decimal floating point to its natural boundary.
7695 2008-03-27 Richard Guenther <rguenther@suse.de>
7698 * fold-const.c (fold_comparison): Restrict distinct decl
7699 comparison folding to VAR_DECLs and PARM_DECLs. Do not
7700 solely rely on operand_equal_p.
7702 2008-03-27 Richard Guenther <rguenther@suse.de>
7705 * c-common.c (handle_weak_attribute): Reject combination of
7708 2008-03-27 Richard Guenther <rguenther@suse.de>
7710 PR tree-optimization/32810
7711 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
7712 conversions from DECL_INITIAL.
7713 (fold_const_aggregate_ref): Likewise from constructor elements.
7715 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
7717 * tree-affine.h (aff_combination_expand): Declare.
7718 (get_inner_reference_aff): Likewise.
7719 * tree-affine.c (aff_combination_expand): Split out from
7720 tree_to_aff_combination_expand.
7721 (get_inner_reference_aff): New function.
7722 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
7723 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
7724 (struct lim_aux_data): sm_done field removed.
7725 (mem_ref_loc_p, mem_ref_locs_p): New types.
7726 (struct mem_ref): Added id, stored, accesses_in_loop,
7727 indep_loop, dep_loop, indep_ref, dep_ref fields.
7728 Removed is_stored, locs and next fields.
7729 (memory_accesses): New variable.
7730 (movement_possibility): Do not allow moving statements
7731 that store to memory.
7732 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
7734 (determine_max_movement): For statements with memory references,
7735 find the outermost loop in that the reference is independent.
7736 (move_computations_stmt): Mark the virtual operands for renaming.
7737 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
7738 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
7739 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
7740 add_vop_ref_mapping, create_vop_ref_mapping_loop,
7741 create_vop_ref_mapping, analyze_memory_references,
7742 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
7743 get_all_locs_in_loop, ref_always_accessed_p,
7744 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
7745 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
7746 store_motion_loop, store_motion): New functions.
7747 (struct vop_to_refs_elt): New type.
7748 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
7749 memref_hash, memref_eq, hoist_memory_references): Rewritten.
7750 (schedule_sm): Replaced by...
7751 (execute_sm): ... this.
7752 (determine_lsm_ref, hoist_memory_references,
7753 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
7754 find_more_ref_vops, free_mem_ref, free_mem_refs,
7755 determine_lsm_loop, determine_lsm): Removed.
7756 (tree_ssa_lim_finalize): Free data structures used by store motion.
7757 (tree_ssa_lim): Call analyze_memory_references. Use
7758 store_motion instead of determine_lsm.
7760 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7762 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
7763 rename tmake_file to m68hc11/t-m68hc11.
7764 (mcore): Set inhibit_libc to true.
7765 * config.host (alpha*-dec-*vms*): Set extra_programs.
7766 (interix3*): Don't use host_xmake_file.
7767 * configure.ac: Let config.gcc override inhibit_libc.
7768 * configure: Regenerate.
7770 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
7771 * config/t-openbsd-thread: Remove commented out lines.
7773 * config/x-interix: Remove.
7775 * config/m68hc11/t-m68hc11-gas: Rename to...
7776 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
7778 * config/mcore/t-mcore: Remove T_CFLAGS.
7779 * config/mcore/t-mcore-pe: Likewise.
7781 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7783 * configure.ac: Replace custom __GNU_SOURCE test with
7784 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
7785 * aclocal.m4: Regenerate.
7786 * configure: Regenerate.
7787 * config.in: Regenerate.
7789 2008-03-27 Richard Guenther <rguenther@suse.de>
7791 * fold-const.c (target.h): Include.
7792 (fold_comparison): Fold comparison of addresses of decls
7793 that bind locally or of constants. Consolidate address folding code.
7794 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
7795 results from fold_binary_to_constant.
7796 (compare_values_warnv): Likewise.
7798 2008-03-27 Andrew Pinski <pinskia@gmail.com>
7801 * fold-const.c (fold_truthop): Check for integeral types when folding
7802 a == 0 && b == 0 and a != 0 || b != 0 .
7804 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
7806 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
7808 2008-03-26 Andreas Schwab <schwab@suse.de>
7810 * doc/invoke.texi: Fix use of @item vs. @itemx.
7812 2008-03-26 Tom Tromey <tromey@redhat.com>
7814 * Makefile.in (build/gensupport.o, build/print-rtl.o,
7815 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
7816 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
7817 build/gencodes.o, build/genconditions.o, build/genconfig.o,
7818 build/genconstants.o, build/genemit.o, build/genextract.o,
7819 build/genflags.o, build/genmddeps.o, build/genopinit.o,
7820 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
7823 2008-03-26 Richard Guenther <rguenther@suse.de>
7826 2008-03-26 Richard Guenther <rguenther@suse.de>
7828 * fold-const.c (target.h): Include.
7829 (fold_comparison): Fold comparison of addresses of two decls
7830 that bind locally. Consolidate address folding code.
7832 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7834 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
7835 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
7836 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
7837 dconstsqrt2, dconstthird, dconste and/or dconst10.
7838 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
7839 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
7840 dconstsqrt2, dconste): Delete.
7841 (init_emit_once): Likewise. Simplify initializing dconstm1.
7843 * real.c (get_real_const): New.
7844 * real.h (dconst3, dconst10, dconstm2, dconstthird,
7845 dconstsqrt2, dconste): Delete.
7846 (real_value_const, get_real_const): New.
7848 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
7850 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
7852 * config/i386/i386.c (ix86_function_arg_boundary): Check
7853 BIGGEST_ALIGNMENT instead of 128.
7854 (setup_incoming_varargs_64): Likewise.
7856 2008-03-26 Tom Tromey <tromey@redhat.com>
7858 * Makefile.in (DEPFILES): Add missing '/'.
7860 2008-03-26 Richard Guenther <rguenther@suse.de>
7862 * fold-const.c (target.h): Include.
7863 (fold_comparison): Fold comparison of addresses of two decls
7864 that bind locally. Consolidate address folding code.
7866 2008-03-26 Nick Clifton <nickc@redhat.com>
7869 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
7870 not allow INT+INT as a legitimate addressing mode.
7872 2008-03-26 Richard Guenther <rguenther@suse.de>
7874 * tree-flow.h (widen_bitfield): Remove declaration.
7875 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
7876 (widen_bitfield): Remove function.
7877 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
7880 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7883 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
7886 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
7888 PR rtl-optimization/35232
7889 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
7890 (forget_old_reloads_1, forget_marked_reloads): Don't clear
7891 reg_reloaded_call_part_clobbered here.
7892 (reload_regs_reach_end_p): New function.
7893 (reload_reg_rtx_for_input): New variable.
7894 (reload_reg_rtx_for_output): Likewise.
7895 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
7896 when reassigning a pseudo register. Load reloadreg from
7897 reload_reg_rtx_for_input, moving the mode and register
7899 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
7900 instead of the original when deciding whether an input reload
7901 would be a no-op or whether an output reload can be deleted.
7902 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
7903 when setting up new_spill_reg_store. Load it from
7904 reload_reg_rtx_for_output, moving the mode and register
7906 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
7907 instead of the original when deciding whether an output reload
7908 would be a no-op. Do the same when modifying insn notes.
7909 Use rtx_equal_p instead of == to compare the registers.
7910 (inherit_piecemeal_p): Take a mode and two register numbers
7912 (emit_reload_insns): Clear new_spill_reg_store for every hard
7913 register in the reload register. Remove spill registers
7914 from reg_reloaded_valid before considering whether to record
7915 inheritance information for them. Use reload_reg_rtx_for_output
7916 instead of reg_rtx when recording output reloads. Use
7917 reload_reg_rtx_for_input instead of reg_rtx when recording
7918 input reloads. Set or clear reg_reloaded_call_part_clobbered
7919 at the same time as setting reg_reloaded_valid.
7920 (delete_output_reload): Add a new_reload_reg parameter and use it
7921 instead of rld[j].reg_rtx.
7922 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
7925 2008-03-25 Tom Tromey <tromey@redhat.com>
7927 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
7928 (build/genattr.o): Likewise.
7929 (build/genattrtab.o): Likewise.
7930 (build/gencodes.o): Likewise.
7931 (build/genconfig.o): Likewise.
7932 (build/genconstants.o): Likewise.
7933 (build/genemit.o): Likewise.
7934 (build/genextract.o): Likewise.
7935 (build/genflags.o): Likewise.
7937 2008-03-25 Bob Wilson <bob.wilson@acm.org>
7939 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
7940 instead of size_int for integer types.
7941 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
7942 to match type of MINUS_EXPR.
7944 2008-03-25 Tom Tromey <tromey@redhat.com>
7946 * configure: Rebuilt.
7947 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
7950 2008-03-25 Tom Tromey <tromey@redhat.com>
7952 * config/x-solaris (host-solaris.o): Update.
7953 * config/x-linux (host-linux.o): Update.
7954 * config/x-hpux (host-hpux.o): Update.
7955 * config/x-darwin (host-darwin.o): Update.
7956 * config/v850/t-v850e (v850-c.o): Update.
7957 * config/v850/t-v850 (v850-c.o): Update.
7958 * config/t-vxworks (vxworks.o): Update.
7959 * config/t-sol2 (sol2-c.o, sol2.o): Update.
7960 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
7961 * config/spu/t-spu-elf (spu-c.o): Update.
7963 * config/sh/t-symbian (sh-c.o): Update.
7964 (symbian.o): Update.
7965 * config/sh/t-sh (sh-c.o): Update.
7966 * config/score/t-score-elf (score7.o, score3.o): Update.
7967 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
7968 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
7969 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
7970 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
7972 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7973 * config/m32c/t-m32c (m32c-pragma.o): Update.
7974 * config/ia64/t-ia64 (ia64-c.o): Update.
7975 * config/i386/x-mingw32 (host-mingw32.o): Update.
7976 * config/i386/x-i386 (driver-i386.o): Update.
7977 * config/i386/x-darwin (host-i386-darwin.o): Update.
7978 * config/i386/x-cygwin (host-cygwin.o): Update.
7979 * config/i386/t-nwld (nwld.o): Update.
7980 * config/i386/t-netware (netware.o): Update.
7981 * config/i386/t-interix (winnt.o): Update.
7982 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
7983 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
7984 msformat-c.o): Update.
7985 * config/bfin/t-bfin-linux (generated_files): Add
7986 linux-sysroot-suffix.h.
7987 * config/arm/t-wince-pe (pe.o): Update.
7988 * config/arm/t-strongarm-pe (pe.o): Update.
7989 * config/arm/t-pe (pe.o): Update.
7990 * config/arm/t-arm (arm-c.o): Update.
7991 * doc/install.texi (Prerequisites): Require make 3.80.
7992 * Makefile.in: Remove .o targets.
7993 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
7994 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
7995 (simple_generated_h, simple_generated_c): Move earlier.
7996 (generated_files): New variable.
7997 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
7998 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
7999 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
8000 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
8001 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
8002 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
8003 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
8004 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
8005 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
8006 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
8007 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
8008 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
8010 (COMPILE.base, COMPILE): New variables.
8011 (%.o): New pattern rule.
8012 (ALL_HOST_OBJS): New variable.
8013 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
8014 (dummy-checksum.o, cc1-checksum.o): Remove.
8015 (DRIVER_SHLIB): New variable.
8016 (DRIVER_DEFINES): Use it.
8017 (gencondmd.c): Move out of build/.
8018 (s-conditions): Update.
8019 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
8020 (ALL_BUILD_OBJS): Likewise.
8021 (build/%.o): Use BUILDCOMPILE.
8022 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
8023 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
8024 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
8025 build/gencheck.o, build/gencodes.o, build/genconditions.o,
8026 build/genconfig.o, build/genconstants.o, build/genemit.o,
8027 build/genextract.o, build/genflags.o, build/genmddeps.o,
8028 build/genopinit.o, build/genoutput.o, build/genpeep.o,
8029 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
8030 build/gen-protos.o, build/scan.o, build/fix-header.o,
8031 build/scan-decls.o): Simplify.
8032 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
8033 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
8034 prefix.o, toplev.o): Reduce to variable setting.
8035 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
8036 ($(out_object_file), gcc-options.o): New targets.
8037 ($(ALL_HOST_OBJS)): New target. Include dependency files.
8038 * configure: Rebuilt.
8039 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
8040 * doc/sourcebuild.texi (Front End Directory): Document new variable.
8042 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
8044 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
8045 complain when we hit an error, return ERROR_MARK_NODE.
8047 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8049 * config/sh/constraints.md (Pso, Psz): New constraints.
8050 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
8051 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
8053 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8055 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
8056 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
8058 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8060 * config/sh/sh.md (prefetch): Add condition for SH2A target.
8061 (prefetch_sh2a): New.
8063 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
8064 Naveen.H.S <naveen.hs@kpitcummins.com>
8066 * config/sh/constraints.md (I28): New constraint.
8067 * config/sh/sh.c (broken_move): Add support for movi20s.
8068 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
8070 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
8071 Jayant Sonar <Jayant.sonar@kpitcummins.com>
8072 Naveen.H.S <naveen.hs@kpitcummins.com>
8074 * config/sh/sh.c (SH_ATTRIBUTES): Define.
8075 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
8076 (print_operand): Handle resbank in %@ operand code.
8077 (sh_encode_section_info): New.
8078 (push_regs): Add conditions for resbank.
8079 (sh_expand_epilogue): Likewise.
8080 (sh_insert_attributes): Likewise.
8081 (sh_attribute_table): Likewise.
8082 (sh_handle_resbank_handler_attribute): New.
8083 (sh2a_handle_function_vector_handler_attribute): New.
8084 (sh2a_is_function_vector_call): New.
8085 (sh2a_get_function_vector_number): New.
8086 (sh2a_function_vector_p): New.
8087 (sh_cfun_resbank_handler_p): New.
8088 * config/sh/sh.md (calli): Emit jsr/n if possible.
8089 (calli_tbr_rel): New.
8090 (calli_pcrel): Emit jsr/n if possible.
8091 (return_i): Emit rts/n if possible.
8092 (call_valuei_tbr_rel): New.
8093 (call_valuei_pcrel): Add condition for SH2A target.
8094 (call_value): Likewise.
8095 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
8096 (sh2a_get_function_vector_number): Likewise.
8097 (sh2a_is_function_vector_call): Likewise.
8098 * doc/extend.texi: Document TBR relative addressing of SH2A.
8099 (resbank): Add description for SH2A.
8101 2008-03-24 Richard Guenther <rguenther@suse.de>
8104 * gimplify.c (gimplify_modify_expr): For frontend type-correct
8105 pointer assignments change conversions according to middle-end rules.
8106 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
8107 * configure.ac: Include type checking in yes.
8108 * configure: Regenerate.
8110 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8112 * diagnostic.c (diagnostic_count_diagnostic): Delete.
8113 (diagnostic_report_diagnostic): Update. Handle ICEs here.
8115 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
8117 * gthr-vxworks.h (UNUSED): Define.
8119 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
8121 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
8123 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
8125 * doc/extend.texi (Function Attributes): Add missing comma in the
8126 example of the "alloc_size" attribute.
8128 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
8131 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8133 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8136 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8139 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8140 of the underlying type of a MS bitfield layout to the natural
8141 alignment of the type.
8143 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
8145 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
8146 to their natural alignment to avoid store forwarding stalls.
8148 2008-03-22 Richard Guenther <rguenther@suse.de>
8150 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
8151 For PHI nodes verify the address is invariant.
8152 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
8153 (get_symbol_constant_value): Use is_gimple_min_invariant.
8154 (maybe_fold_stmt_indirect): Likewise.
8156 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
8158 PR rtl-optimization/33927
8159 * Makefile.in (dse.o): Depend on $(TM_P_H).
8160 * expr.h (extract_low_bits): Declare.
8161 * expmed.c (extract_low_bits): New function.
8162 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
8163 * dse.c: Include tm_p.h.
8164 (find_shift_sequence): Remove the read_reg argument and return the
8165 read value. Emit the instructions instead of returning them.
8166 Iterate on new_mode rather than calculating it each time.
8167 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
8168 source to NEW_MODE and extract_low_bits to convert the shifted
8170 (replace_read): Allow the load and store to have different mode
8171 classes. Use extract_low_bits when SHIFT == 0. Create the shift
8172 or extraction instructions before trying the replacement. Update
8173 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
8175 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
8177 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
8178 to their natural alignment to avoid store forwarding stalls.
8180 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8183 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
8184 encouraging but not allowing gprs for input;
8185 change the input constraint to !f#r.
8186 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
8188 change the output constraint to !f#r.
8190 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
8193 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
8194 corresponding post-reload splitters.
8195 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
8196 when x87 FP math is selected.
8197 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
8198 New function prototype.
8199 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
8200 unreachable function to ease macroization of insn patterns.
8202 2008-03-21 Martin Jambor <mjambor@suse.cz>
8204 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
8205 reference dumps if ddr is NULL or dependence is unknown.
8207 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8209 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
8210 unsigned extension into account.
8211 (ATOMIC_COMPARE_AND_SWAP): Likewise.
8212 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
8213 Do computations on a scratch register.
8215 2008-03-21 Richard Guenther <rguenther@suse.de>
8217 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
8218 Use is_gimple_min_invariant instead of TREE_INVARIANT.
8219 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
8220 * tree-ssa-dom.c (record_equality): Likewise.
8221 * tree-inline.c (copy_body_r): Likewise.
8222 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
8225 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8227 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
8228 as 'delete_unused' argument.
8230 2008-03-20 Richard Guenther <rguenther@suse.de>
8232 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
8233 special casing of constant qualifiers.
8234 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
8235 care about them in general.
8236 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
8237 regardless of their type.
8238 (fold_stmt_r): Forcefully fold *& if we end up with that.
8240 2008-03-20 Paul Brook <paul@codesourcery.com>
8242 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
8243 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
8245 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
8247 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
8248 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
8250 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
8252 * common.opt (Wmudflap): New option.
8253 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
8254 (mx_register_decls): Likewise.
8255 (mudflap_finish_file): Likewise.
8256 * doc/invoke.texi: Document -Wno-mudflap.
8258 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
8260 * c-format.c (replace_format_name_to_system_name): New.
8262 (convert_format_name_to_system_name): New.
8263 (decode_format_attr): Add use of convert_format_name_to_system_name.
8264 (format_types_orig): Add gnu_ prefix to names.
8265 (check_format_info_main): Special treating of \0 escaped names for
8266 supporting multi-character format specifiers as I32, I64.
8267 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
8268 (gnu_target_overrides_format_attributes): New.
8269 * c-format.h: Add structure target_ovr_attr to hold
8270 system specific formatter names.
8271 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
8272 msformat-c.o file to c_target_objs and cxx_target_objs.
8273 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8274 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
8275 (TARGET_N_FORMAT_TYPES): New.
8276 * config/i386/msformat-c.c: New.
8277 * config/i386/t-cygming: Add build rule for msformat-c.o.
8278 * doc/extend.texi: Add new format names gnu_* and ms_* and
8280 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8282 2008-03-20 Ira Rosen <irar@il.ibm.com>
8284 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
8285 optimizations turned on under -O3.
8286 (ftree-vectorize): Add that the flag is turned on with -O3.
8288 2008-03-20 Ben Elliston <bje@au.ibm.com>
8290 * regmove.c (try_auto_increment): Fix spelling error in comment.
8291 * final.c (final_scan_insn): Likewise.
8293 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
8296 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
8297 allocator preferences for "y" and "r" class registers.
8298 ("*mov<mode>_internal"): Ditto.
8299 ("*movv2sf_internal_rex64"): Ditto.
8300 ("*movv2sf_internal"): Ditto.
8302 2008-03-19 Michael Matz <matz@suse.de>
8305 * calls.c (expand_call): Check overlap of arguments with call
8306 address for sibcalls.
8308 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8311 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8312 of the underlying type of a MS bitfield layout to the natural
8313 alignment of the type.
8315 2008-03-19 Jan Hubicka <jh@suse.cz>
8318 * toplev.c (decode_d_option): Handle all CPP flags.
8319 * tree-vrp.c: Update tree_pass descriptors.
8320 * regrename.c: Update tree_pass descriptors.
8321 * fwprop.c: Update tree_pass descriptors.
8322 * doc/invoke.texi: Remove documentation of dropped -d? flags.
8323 * tree-into-ssa.c: Update tree_pass descriptors.
8324 * tree-dump.c: Update tree_pass descriptors.
8325 * tree-complex.c: Update tree_pass descriptors.
8326 * tree-dump.h: Update tree_pass descriptors.
8327 * see.c: Update tree_pass descriptors.
8328 * cgraphbuild.c: Update tree_pass descriptors.
8329 * tracer.c: Update tree_pass descriptors.
8330 * tree-loop-distribution.c: Update tree_pass descriptors.
8331 * cgraph.c: Update tree_pass descriptors.
8332 * postreload-gcse.c: Update tree_pass descriptors.
8333 * postreload.c: Update tree_pass descriptors.
8334 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
8335 * tree-tailcall.c: Update tree_pass descriptors.
8336 * tree-pass.h (tree_opt_pass): Rename to ...
8337 (opt_pass) ... this one; add "type" field and remove letter field.
8338 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
8339 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
8340 all_lowering_passes): Update declaration.
8341 * ipa-cp.c: Update tree_pass descriptors.
8342 * final.c: Update tree_pass descriptors.
8343 * omp-low.c: Update tree_pass descriptors.
8344 * tree-ssa-dse.c: Update tree_pass descriptors.
8345 * ipa-reference.c: Update tree_pass descriptors.
8346 * tree-ssa-uncprop.c: Update tree_pass descriptors.
8347 * auto-inc-dec.c: Update tree_pass descriptors.
8348 * reorg.c: Update tree_pass descriptors.
8349 * cgraphunit.c: Update tree_pass descriptors.
8350 * tree-ssa-copyrename.c: Update tree_pass descriptors.
8351 * tree-ssa-ccp.c: Update tree_pass descriptors.
8352 * df-core.c: Update tree_pass descriptors.
8353 * mode-switching.c: Update tree_pass descriptors.
8354 * tree-nomudflap.c: Update tree_pass descriptors.
8355 * modulo-sched.c: Update tree_pass descriptors.
8356 * ipa-pure-const.c: Update tree_pass descriptors.
8357 * cse.c: Update tree_pass descriptors.
8358 * web.c: Update tree_pass descriptors.
8359 * tree-stdarg.c: Update tree_pass descriptors.
8360 * tree-ssa-math-opts.c: Update tree_pass descriptors.
8361 * tree-ssa-dom.c: Update tree_pass descriptors.
8362 * tree-nrv.c: Update tree_pass descriptors.
8363 * tree-ssa-alias.c: Update tree_pass descriptors.
8364 * loop-init.c: Update tree_pass descriptors.
8365 * gimple-low.c: Update tree_pass descriptors.
8366 * ipa-inline.c: Update tree_pass descriptors.
8367 * tree-ssa-sink.c: Update tree_pass descriptors.
8368 * global.c: Update tree_pass descriptors.
8369 * ifcvt.c: Update tree_pass descriptors.
8370 * jump.c: Update tree_pass descriptors.
8371 * predict.c: Update tree_pass descriptors.
8372 * tree-ssa-loop.c: Update tree_pass descriptors.
8373 * recog.c: Update tree_pass descriptors.
8374 * dse.c: Update tree_pass descriptors.
8375 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
8376 * tree-eh.c: Update tree_pass descriptors.
8377 * regmove.c: Update tree_pass descriptors.
8379 * function.c: Update tree_pass descriptors.
8380 * tree-vectorizer.c: Update tree_pass descriptors.
8381 * gcse.c: Update tree_pass descriptors.
8382 * ipa-type-escape.c: Update tree_pass descriptors.
8383 * tree-if-conv.c: Update tree_pass descriptors.
8384 * init-regs.c: Update tree_pass descriptors.
8385 * ipa.c: Update tree_pass descriptors.
8386 * tree-ssa-phiopt.c: Update tree_pass descriptors.
8387 * rtl-factoring.c: Update tree_pass descriptors.
8388 * lower-subreg.c: Update tree_pass descriptors.
8389 * bt-load.c: Update tree_pass descriptors.
8390 * tree-dfa.c: Update tree_pass descriptors.
8391 * except.c: Update tree_pass descriptors.
8392 * emit-rtl.c: Update tree_pass descriptors.
8393 * cfgexpand.c: Update tree_pass descriptors.
8394 * tree-cfgcleanup.c: Update tree_pass descriptors.
8395 * cfgcleanup.c: Update tree_pass descriptors.
8396 * tree-ssa-pre.c: Update tree_pass descriptors.
8397 * tree-sra.c: Update tree_pass descriptors.
8398 * tree-mudflap.c: Update tree_pass descriptors.
8399 * tree-ssa-copy.c: Update tree_pass descriptors.
8400 * cfglayout.c: Update tree_pass descriptors.
8401 * tree-ssa-forwprop.c: Update tree_pass descriptors.
8402 * tree-ssa-dce.c: Update tree_pass descriptors.
8403 * tree-ssa.c: Update tree_pass descriptors.
8404 * regclass.c: Update tree_pass descriptors.
8405 * integrate.c: Update tree_pass descriptors.
8406 * tree-optimize.c: Update tree_pass descriptors.
8407 * tree-ssa-phiprop.c: Update tree_pass descriptors.
8408 * tree-object-size.c: Update tree_pass descriptors.
8409 * combine.c: Update tree_pass descriptors.
8410 * tree-outof-ssa.c: Update tree_pass descriptors.
8411 * bb-reorder.c: Update tree_pass descriptors.
8412 * stack-ptr-mod.c: Update tree_pass descriptors.
8413 * var-tracking.c: Update tree_pass descriptors.
8414 * tree-profile.c: Update tree_pass descriptors.
8415 * tree-vect-generic.c: Update tree_pass descriptors.
8416 * reg-stack.c: Update tree_pass descriptors.
8417 * sched-rgn.c: Update tree_pass descriptors.
8418 * tree-ssa-structalias.c: Update tree_pass descriptors.
8419 * tree-cfg.c: Update tree_pass descriptors.
8420 * passes.c (current_pass): Update declaration.
8421 (finish_optimization_passes): Update.
8422 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
8423 (register_one_dump_file, register_dump_files_1, next_pass_1):
8425 (init_optimization_passes): Update handling of new types.
8426 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
8427 * ipa-struct-reorg.c: Update tree_pass descriptors.
8428 * tree-ssa-reassoc.c: Update tree_pass descriptors.
8429 * combine-stack-adj.c: Update tree_pass descriptors.
8430 * cfgrtl.c: Update tree_pass descriptors.
8431 * dce.c: Update tree_pass descriptors.
8432 * tree-ssanames.c: Update tree_pass descriptors.
8434 2008-03-19 Richard Guenther <rguenther@suse.de>
8437 * tree-ssa.c (walk_data): New structure.
8438 (warn_uninitialized_var): If not always_executed warn with "maybe"
8440 (execute_early_warn_uninitialized): Compute post-dominators.
8441 Initialize always_executed before processing each basic block.
8443 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8446 * config/i386/i386.c (x86_this_parameter): Calculate correct location
8447 of "this" pointer when "regparm = N" or "fastcall" is in effect.
8449 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8451 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
8453 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
8455 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
8457 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
8458 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
8459 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
8460 target after ignore has been set, and move there also the commputation
8461 of subtarget and original_target.
8462 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
8463 (LANG_HOOKS_INITIALIZER): Remove it.
8464 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
8466 2008-03-18 Richard Guenther <rguenther@suse.de>
8468 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
8469 found an expression with constants, note that in the VN for the lhs.
8470 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
8471 fold them to constants if possible. Run cleanup_cfg if done so.
8472 (execute_pre): Return todo.
8474 (execute_fre): Likewise.
8475 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
8477 (get_prop_source_stmt): Look through pointer conversions.
8479 2008-03-18 Jan Hubicka <jh@suse.cz>
8481 * tree-pretty-print.c: Include predict.h.
8482 (dump_generic_node): Dump predictor.
8483 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
8484 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
8485 * gimple-low.c (lower_stmt): Likewise.
8486 * expr.c (expand_expr_real): Likewise.
8487 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
8489 (build_predict_expr, build_predict_expr): New.
8490 * predict.h (predictor_name, build_predict_expr): Update.
8491 * c-typeck.c (c_finish_bc_stmt): Add prediction.
8492 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
8493 * predict.def (PRED_CONTINUE): Update hitrate.
8494 * tree.def (PREDICT_EXPR): Define.
8495 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
8496 do not handle BIND_EXPR.
8497 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
8498 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
8499 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
8502 2008-03-18 Michael Matz <matz@suse.de>
8504 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
8506 2008-03-18 Richard Guenther <rguenther@suse.de>
8508 * tree-gimple.h (is_gimple_invariant_address): Declare.
8509 (is_gimple_constant): Likewise.
8510 * tree-gimple.c (is_gimple_constant): New function.
8511 (is_gimple_invariant_address): Likewise.
8512 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
8513 and is_gimple_invariant_address.
8514 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
8516 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
8517 an addressable base.
8519 2008-03-18 Jakub Jelinek <jakub@redhat.com>
8522 * gimplify.c (gimplify_expr): Gimplify second operand of
8525 2008-03-17 Richard Guenther <rguenther@suse.de>
8527 PR tree-optimization/19637
8528 * fold-const.c (fold_unary): Remove restrictions of removing
8529 intermediate pointer-conversions (P2)(P1)P0.
8530 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
8531 conversion to void pointer.
8532 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
8534 2008-03-16 James E. Wilson <wilson@tuliptree.org>
8537 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
8538 emulated thread local variables.
8540 2008-03-16 Richard Guenther <rguenther@suse.de>
8543 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
8544 expand TREE_INVARIANT operations that are not gimple invariant.
8546 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
8548 * doc/extend.texi (Alignment): Say that the ABI controls
8549 the __alignof__ for non-strict-alignment targets rather
8550 than being a recommendation.
8552 2008-03-15 Paul Brook <paul@codesourcery.com>
8554 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
8556 (arm_output_fn_unwind): Mark functions that can not be unwound.
8558 2008-03-15 Paul Brook <paul@codesourcery.com>
8560 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
8561 extension instructions.
8563 2008-03-15 Richard Guenther <rguenther@suse.de>
8565 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
8566 and fold constant aggregate refs.
8567 (fold_const_aggregate_ref): Handle string constants
8568 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
8569 (evaluate_stmt): Simplify now that ccp_fold folds constant
8572 2008-03-15 Paul Brook <paul@codesourcery.com>
8574 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
8575 (extzv): Use gen_extzv_t2.
8576 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
8578 2008-03-15 Richard Guenther <rguenther@suse.de>
8580 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
8581 (fold_const_aggregate_ref): Likewise.
8582 (get_value): Return NULL if we don't have any values.
8583 (ccp_finalize): Set const_val to NULL after freeing it.
8584 * tree-flow.h (get_symbol_constant_value): Declare.
8585 (fold_const_aggregate_ref): Likewise.
8586 * tree-ssa-sccvn.c (try_to_simplify): Use them.
8588 2008-03-15 Richard Guenther <rguenther@suse.de>
8591 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
8592 to not produce negative array indices if not allowed. Add
8593 parameter to indicate that.
8594 (maybe_fold_offset_to_component_ref): Allow negative array
8595 indices only for the first member of a structure.
8596 (maybe_fold_offset_to_reference): Allow negative array indices.
8597 (maybe_fold_stmt_addition): Likewise.
8599 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
8600 Anatoly Sokolov <aesok@post.ru>
8602 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
8603 (avr_arch): Add ARCH_AVR6.
8604 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
8605 (initial_elimination_offset): Initialize and use 'avr_pc_size'
8606 instead of fixed value 2.
8607 (print_operand_address): Use gs() asm specifier instead of pm().
8608 (avr_assemble_integer): (Ditto.).
8609 (avr_output_addr_vec_elt): (Ditto.).
8610 (print_operand): Handle "!" code.
8611 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
8612 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
8613 (AVR_HAVE_EIJMP_EICALL): Define.
8614 (AVR_3_BYTE_PC): Redefine.
8615 (AVR_2_BYTE_PC): (Ditto.).
8616 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
8617 (LINK_SPEC): Add atmega2560 and atmega2561.
8618 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
8620 * config/avr/avr.md (call_insn): Use eicall instead of icall
8621 for 3 byte PC devices.
8622 (call_value_insn): (Ditto.).
8623 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
8624 (indirect_jump): Use only for for 2 byte PC devices.
8625 (*tablejump): (Ditto.).
8626 (*indirect_jump_avr6): Add insn.
8627 (*tablejump_rjmp): Don't use for 3 byte PC devices.
8628 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
8629 instead of ijmp for 3 byte PC devices.
8630 (__tablejump2__): (Ditto.).
8631 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
8632 (MULITLIB_DIRNAMES): (Ditto.).
8633 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
8635 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
8637 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
8638 "sse2_umulsidi3". Use V1DI mode for operand 0.
8639 ("mmx_psadbw"): Use V1DI mode for operand 0.
8640 * config/i386/i386-modes.def (V1SI): New vector mode.
8641 * config/i386/i386.c (struct builtin_description)
8642 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
8643 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
8644 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
8645 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
8646 v1di_ftype_v8qi_v8qi type.
8647 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
8649 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
8650 __builtin_ia32_pmuludq]: Fix the mode of return value.
8652 2008-03-15 Richard Guenther <rguenther@suse.de>
8655 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
8658 2008-03-14 Bob Wilson <bob.wilson@acm.org>
8660 * doc/invoke.texi (Option Summary, Xtensa Options): Document
8661 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
8662 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
8663 unless TARGET_SERIALIZE_VOLATILE is enabled.
8664 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
8665 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
8666 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
8668 2008-03-14 Richard Guenther <rguenther@suse.de>
8670 PR tree-optimization/34172
8671 * tree-flow.h (refs_may_alias_p): Declare.
8672 (get_single_def_stmt): Likewise.
8673 (get_single_def_stmt_from_phi): Likewise.
8674 (get_single_def_stmt_with_phi): Likewise.
8675 * tree-dfa.c (refs_may_alias_p): New function.
8676 (get_single_def_stmt): Likewise.
8677 (get_single_def_stmt_from_phi): Likewise.
8678 (get_single_def_stmt_with_phi): Likewise.
8679 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
8680 (vn_reference_lookup_1): New helper function.
8681 (vn_reference_lookup): Walk the virtual use-def chain to
8682 continue searching for a match if the def does not alias the
8683 reference we are looking for.
8685 2008-03-14 David Edelsohn <edelsohn@gnu.org>
8687 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
8688 archive and Perzl. Update The Written Word listing.
8690 2008-03-14 Richard Guenther <rguenther@suse.de>
8692 PR tree-optimization/34043
8693 PR tree-optimization/33989
8694 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
8696 (bitmap_find_leader): Use extra argument to verify dominance
8697 relationship inside a basic-block.
8698 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
8699 (find_leader_in_sets): Adjust.
8700 (create_component_ref_by_pieces): Take extra argument for
8701 dominance check, handle lookup failures.
8702 (find_or_generate_expression): Likewise.
8703 (create_expression_by_pieces): Likewise.
8704 (insert_into_preds_of_block): Adjust.
8705 (create_value_expr_from): If asked for, verify all operands
8706 are in the blocks AVAIL_OUT set.
8707 (make_values_for_stmt): Check for SSA_NAMEs that are life
8708 over an abnormal edge.
8709 (compute_avail): Remove such check.
8710 (do_SCCVN_insertion): New function.
8711 (eliminate): If we do not find a leader suitable for replacement
8712 insert a replacement expression from SCCVN if available.
8713 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
8714 (struct vn_ssa_aux): Add needs_insertion flag.
8715 * tree-ssa-sccvn.c (may_insert): New global flag.
8716 (copy_reference_ops_from_ref): Value-number union member access
8717 based on its size, not type and member if insertion is allowed.
8718 (visit_reference_op_load): For a weak match from union type
8719 punning lookup a view-converted value and insert a SSA_NAME
8720 for that value if that is not found.
8721 (visit_use): Make dumps shorter. Do not disallow value numbering
8722 SSA_NAMEs that are life over an abnormal edge to constants.
8723 (free_scc_vn): Release inserted SSA_NAMEs.
8724 (run_scc_vn): New flag to specify whether insertion is allowed.
8725 Process SSA_NAMEs in forward order.
8726 * tree-ssa-loop-im.c (for_each_index): Handle invariant
8727 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
8728 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
8729 pointer type to/from integral types that do not change the
8730 precision to regular conversions.
8732 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8734 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8735 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8736 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
8737 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
8738 input arguments and the mode of return value. Built-in functions
8739 that operate on whole 64-bit MMX register now use V1DI mode.
8741 2008-03-13 Alon Dayan <alond@il.ibm.com>
8742 Olga Golovanevsky <olga@il.ibm.com>
8744 PR tree-optimization/35041
8745 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
8746 to locate the right position in a statement.
8748 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8752 * config/i386/xmmintrin.h: Change all static inline functions to
8753 extern inline and add __gnu_inline__ attribute.
8754 * config/i386/bmintrin.h: Ditto.
8755 * config/i386/smmintrin.h: Ditto.
8756 * config/i386/tmmintrin.h: Ditto.
8757 * config/i386/mmintrin-common.h: Ditto.
8758 * config/i386/ammintrin.h: Ditto.
8759 * config/i386/emmintrin.h: Ditto.
8760 * config/i386/pmmintrin.h: Ditto.
8761 * config/i386/mmintrin.h: Ditto.
8762 * config/i386/mm3dnow.h: Ditto.
8764 2008-03-13 Jakub Jelinek <jakub@redhat.com>
8767 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
8768 (lower_omp_2): New function.
8769 (lower_omp_1, lower_omp): Rewritten.
8771 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
8774 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
8775 with the phrase "Microsoft Windows compilers".
8776 (Push/Pop Macro Pragmas): New subsection. Document
8777 #pragma push_macro and pragma pop_macro.
8779 2008-03-12 Paul Brook <paul@codesourcery.com>
8781 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
8783 2008-03-12 Paul Brook <paul@codesourcery.com>
8785 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
8786 (thumb2_alusi3_short): Exclude PLUS and MINUS.
8787 (thumb2_addsi_shortim): Rename ...
8788 (thumb2_addsi_short): ... to this. Allow register operands.
8789 (thumb2_subsi_short): New pattern.
8790 (thumb2_one_cmplsi2_short,
8791 thumb2_negsi2_short): New patterns and peepholes.
8793 2008-03-12 Paul Brook <paul@codesourcery.com>
8795 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
8797 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
8799 * config/i386/i386.md (int_cond): New code iterator.
8801 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
8802 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
8803 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
8804 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
8805 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
8806 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
8807 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
8808 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
8810 2008-03-12 Paul Brook <paul@codesourcery.com>
8812 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
8813 instead of {arm,thumb}_compute_save_reg_mask.
8814 (output_return_instruction): Ditto.
8815 (thumb_unexpanded_epilogue): Ditto.
8816 (thumb1_expand_prologue): Ditto.
8817 (thumb1_output_function_prologue): Ditto.
8818 (arm_set_return_address): Ditto.
8819 (thumb_set_return_address): Ditto.
8820 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
8821 regs to achieve stack alignment.
8822 (thumb1_compute_save_reg_mask): Fix compiler warning.
8823 (arm_output_epilogue): Use offsets->saved_regs_mask.
8824 Adjust stack pointer by poping call clobered registers.
8825 (arm_expand_prologue): Use offsets->saved_regs_mask.
8826 Adjust stack pointer by pushing extra registers.
8827 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
8829 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
8832 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
8833 conversion to the operands of a multiplication.
8835 2008-03-12 Richard Guenther <rguenther@suse.de>
8837 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
8838 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
8839 * timevar.def (TV_TREE_PHIPROP): Add.
8840 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
8841 pass description. Use TV_TREE_PHIPROP.
8842 * tree-ssa-forwprop.c: Remove phiprop code.
8844 2008-03-12 Jakub Jelinek <jakub@redhat.com>
8847 * omp-low.c (maybe_lookup_decl): Constify first argument.
8848 (use_pointer_for_field): Change last argument from bool to
8849 omp_context *. Disallow shared copy-in/out in nested
8850 parallel if decl is shared in outer parallel too.
8851 (build_outer_var_ref, scan_sharing_clauses,
8852 lower_rec_input_clauses, lower_copyprivate_clauses,
8853 lower_send_clauses, lower_send_shared_vars): Adjust callers.
8855 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
8856 Ira Rosen <irar@il.ibm.com>
8858 * tree-vectorizer.c (free_stmt_vec_info): New function.
8859 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
8860 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
8861 * tree-vectorizer.h (free_stmt_vec_info): Declare.
8862 * tree-vect-transform.c (vectorizable_conversion): Free
8863 vec_oprnds0 if it was allocated.
8864 (vect_permute_store_chain): Remove unused VECs.
8865 (vectorizable_store): Free VECs that are allocated in the..
8867 (vect_transform_strided_load, vectorizable_load): Likewise.
8868 (vect_remove_stores): Simplify the code.
8869 (vect_transform_loop): Move code to vect_remove_stores().
8870 Call vect_remove_stores() and free_stmt_vec_info().
8872 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8874 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
8875 TARGET_HPUX. Revise comment.
8876 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
8877 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
8878 Use sr4 variant of `be' instruction when not generating PIC code.
8879 (attr_length_call): Adjust for above change.
8881 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8883 * ipa-reference.c (static_execute): Remove module_statics_const and
8884 associated setting code.
8886 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8889 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
8890 predicate for operand 1.
8891 (paritysi2_cmp): Use register_operand predicate for operand 2.
8892 Use earlyclobber modifier for operand 1. Remove support for
8894 (paritydi2_cmp): Use register_operand predicate for operand 3.
8895 Use earlyclobber modifier for operand 1. Remove support for
8898 2008-03-11 Paul Brook <paul@codesourcery.com>
8899 Vladimir Prus <vladimir@codesourcery.com>
8901 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
8902 (arm_compute_save_reg0_reg12_mask): Always
8903 check if register 11 must be saved. Always safe hard frame pointer
8904 when frame_pointer_needeed.
8905 (arm_compute_save_reg_mask): Save IP and PC
8906 only with apcs frames.
8907 (arm_output_epilogue): Adjust Thumb2 codepath to
8908 be also invoked and work for ARM non-apcs frames.
8909 (arm_expand_prologue): Don't bother saving IP
8910 for non-apcs frame, since it's not clobbered by
8911 prologue code. Implement non-apcs frame
8914 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8916 PR rtl-optimization/35281
8917 * expr.c (convert_move): Use a new pseudo for the intermediate
8918 from_mode->word_mode result.
8920 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8922 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
8923 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
8924 * toplev.c (compile_file): Don't call it.
8926 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8929 * expr.c (store_expr): Call emit_block_move if the mode
8930 of "temp" RTX is BLKmode.
8932 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8933 Richard Guenther <rguenther@suse.de>
8935 PR tree-optimization/31358
8936 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
8937 the step with a NULL_TREE.
8938 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
8939 to sizetype if type is a pointer type.
8940 (add_candidate_1): Don't convert the base and step to
8941 the generic type if the orginal type is a pointer type.
8942 (add_iv_value_candidates): Use sizetype for the step
8943 if type is a pointer type.
8944 (cand_value_at): Likewise.
8945 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
8947 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
8948 Don't convert the tem affine to the type.
8949 (add_elt_to_tree): Use sizetype for the step if a pointer.
8950 Use POINTER_PLUS_EXPR for pointers.
8951 (aff_combination_to_tree): Use sizetype for the step if a
8954 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
8956 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
8957 Remove commutativity hint.
8959 2008-03-10 Jakub Jelinek <jakub@redhat.com>
8963 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
8964 errorneous type. Check that v is a VAR_DECL.
8967 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
8969 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
8971 PR tree-optimization/35494
8972 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
8973 may be overriden at link and run time.
8975 2008-03-10 Richard Guenther <rguenther@suse.de>
8977 PR tree-optimization/34677
8978 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
8979 (poolify_tree): Likewise.
8980 (modify_expr_template): Likewise.
8981 (poolify_modify_stmt): Likewise.
8982 (insert_fake_stores): Handle all component-ref style stores
8983 in addition to INDIRECT_REF. Also handle complex types.
8984 Do not poolify the inserted load.
8985 (realify_fake_stores): Do not rebuild the tree but only
8986 make it a SSA_NAME copy.
8987 (init_pre): Remove initialzation of modify_expr_template.
8988 Do not allocate modify_expr_node_pool.
8989 (fini_pre): Do not free modify_expr_node_pool.
8991 2008-03-10 Paul Brook <paul@codesourcery.com>
8993 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
8996 2008-03-10 Paul Brook <paul@codesourcery.com>
8997 Mark Shinwell <shinwell@codesourcery.com>
8999 * config/arm/cortex-r4.md: New.
9000 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
9002 * config/arm/arm.md: Include cortex-r4.md.
9003 (insn): Add smmls, sdiv and udiv values.
9004 (generic_sched): Don't use generic scheduling for Cortex-R4.
9005 (arm_issue_rate): New function.
9006 (TARGET_SCHED_ISSUE_RATE): Define.
9008 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
9010 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
9012 2008-03-10 Richard Guenther <rguenther@suse.de>
9014 * tree-ssa-pre.c (get_sccvn_value): Simplify.
9015 (compute_avail): Do not add stmt uses to AVAIL_OUT.
9017 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
9019 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
9020 Set default to true.
9022 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9024 * c.opt (Wsynth): Deprecate.
9025 * doc/invoke.texi (Option Summary, Warning Options): Document
9026 -Wno-format-contains-nul.
9028 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
9031 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
9032 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
9034 2008-03-09 Ira Rosen <irar@il.ibm.com>
9036 * config/rs6000/rs6000.c (builtin_description): Rename vector
9037 left shift operations.
9038 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
9039 (altivec_vsl<VI_char>): Rename to ...
9040 (ashl<mode>3): ... new name.
9041 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
9043 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
9045 2008-03-08 Richard Guenther <rguenther@suse.de>
9047 * coverage.h (tree_coverage_counter_addr): Declare.
9048 * coverage.c (tree_coverage_counter_addr): New function.
9049 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
9051 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
9052 (tree_gen_one_value_profiler): Likewise.
9053 (tree_gen_ic_profiler): Likewise.
9054 (tree_gen_average_profiler): Likewise.
9055 (tree_gen_ior_profiler): Likewise.
9057 2008-03-08 Richard Guenther <rguenther@suse.de>
9059 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
9060 (vn_binary_op_insert): Likewise.
9061 (vn_unary_op_lookup): Likewise.
9062 (vn_unary_op_insert): Likewise.
9063 (vn_nary_op_lookup): Declare.
9064 (vn_nary_op_insert): Likewise.
9065 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
9066 and binary hashes, use a single obstack for unary_op_pool
9068 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
9069 a single struct vn_nary_op_s. Store tree code length and
9070 a variable number of operands.
9071 (struct vn_reference_op_struct): Remove unused op2.
9072 (vn_reference_op_eq): Do not compare op2.
9073 (vn_reference_op_compute_hash): Do not compute hash of op2.
9074 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
9075 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
9076 with vn_nary_op_compute_hash.
9077 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
9078 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
9080 (vn_unary_op_insert, vn_binary_op_insert): Replace with
9082 (visit_unary_op): Call nary functions.
9083 (visit_binary_op): Likewise.
9084 (process_scc): Adjust for struct vn_tables_s changes.
9085 (allocate_vn_table): Likewise.
9086 (free_vn_table): Likewise.
9087 * tree-vn.c (vn_add): Call nary functions.
9088 (vn_lookup): Likewise.
9090 2008-03-08 Jakub Jelinek <jakub@redhat.com>
9093 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
9094 wdst back after sync_compare_and_swapqhi_internal.
9096 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
9099 * config/i386/i386-modes.def (V1DI): New vector mode.
9100 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
9101 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
9102 (MMXMODE248): Ditto.
9103 (MMXMODE): Add V1DI mode.
9104 (mmxvecsize): Change DI mode to V1DI mode.
9105 ("mov<mode>): Use MMXMODEI8 mode iterator.
9106 ("*mov<mode>_internal_rex64"): Ditto.
9107 ("*mov<mode>_internal"): Ditto.
9108 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
9109 ("mmx_sub<mode>3"): Ditto.
9110 ("mmx_adddi3"): Remove insn pattern.
9111 ("mmx_subdi3"): Ditto.
9112 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
9113 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
9114 ("mmx_ashl<mode>3"): Ditto.
9115 ("mmx_lshrdi3"): Remove insn pattern.
9116 ("mmx_ashldi3"): Ditto.
9117 * config/i386/i386.c (classify_argument): Handle V1DImode.
9118 (function_arg_advance_32): Ditto.
9119 (function_arg_32): Ditto.
9120 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
9121 mmx_addv1di3 insn pattern.
9122 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
9123 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
9124 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
9125 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
9126 Remove definitions of built-in functions.
9127 (V1DI_type_node): New node.
9128 (v1di_ftype_v1di_int): Ditto.
9129 (v1di_ftype_v1di_v1di): Ditto.
9130 (v2si_ftype_v2si_si): Ditto.
9131 (v4hi_ftype_v4hi_di): Remove node.
9132 (v2si_ftype_v2si_di): Ditto.
9133 (ix86_init_mmx_sse_builtins): Handle V1DImode.
9134 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
9135 Redefine builtins using def_builtin_const with *_ftype_*_int node.
9136 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
9137 Add new builtins using def_builtin_const.
9138 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
9139 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
9140 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
9141 * config/i386/mmintrin.h (__v1di): New typedef.
9142 (_mm_add_si64): Cast arguments to __v1di type.
9143 (_mm_sub_si64): Ditto.
9144 (_mm_sll_pi16): Cast __count to __v4hi type.
9145 (_mm_sll_pi32): Cast __count to __v2si type.
9146 (_mm_sll_si64): Cast arguments to __v1di type.
9147 (_mm_srl_pi16): Cast __count to __v4hi type.
9148 (_mm_srl_pi32): Cast __count to __v2si type.
9149 (_mm_srl_si64): Cast arguments to __v1di type.
9150 (_mm_sra_pi16): Cast __count to __v4hi type.
9151 (_mm_sra_pi32): Cast __count to __v2si type.
9152 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
9153 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
9154 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
9155 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
9156 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
9157 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
9158 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
9159 (_mm_srai_pi32): Use __builtin_ia32_psradi.
9160 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
9161 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9162 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9163 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
9165 2008-03-07 Joseph Myers <joseph@codesourcery.com>
9167 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
9169 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
9172 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
9173 reg+const addressing for Altivec modes. Don't generate reg+reg
9174 addressing for TFmode or TDmode quantities.
9176 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
9178 * c-common.c (vector_types_convertible_p): Call langhook
9179 instead of comptypes.
9181 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9184 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
9185 integral and scalar float variables which have a
9188 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
9190 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
9191 dwarf_register_span hook when emitting unwind information for
9192 register-to-memory saves.
9193 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
9194 (rs6000_frame_related): Remove call to spe_synthesize_frame.
9196 2008-03-06 Jakub Jelinek <jakub@redhat.com>
9198 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
9199 for the same VAR_DECL.
9201 2008-03-06 Tom Tromey <tromey@redhat.com>
9204 * doc/standards.texi (Standards): Don't mention treelang.
9205 * doc/invoke.texi (Overall Options): Don't mention treelang.
9206 * doc/install.texi (Prerequisites): Don't mention bison or
9208 (Configuration): Don't mention treelang.
9209 (Building): Likewise.
9210 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
9212 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
9214 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
9215 word-extractions out of a multi-word object.
9217 2008-03-06 Richard Guenther <rguenther@suse.de>
9219 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
9220 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
9221 result type and precision.
9222 * expr.c (get_inner_reference): Set unsignedp based on the result
9223 type of BIT_FIELD_REF.
9224 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
9225 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
9226 (try_instantiate_multiple_fields): Likewise. Use the correct type
9228 (sra_build_assignment): Likewise.
9229 (sra_build_elt_assignment): Likewise.
9230 (sra_explode_bitfield_assignment): Likewise.
9231 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
9232 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
9233 set BIT_FIELD_REF_UNSIGNED.
9234 (vectorizable_load): Likewise.
9236 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
9238 * cse.c (cse_extended_basic_block): Invalidate artificial defs
9241 2008-03-06 Richard Guenther <rguenther@suse.de>
9243 * alias.c (struct alias_set_entry): Move has_zero_child field
9244 to pack with alias_set.
9246 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9248 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9251 2008-03-05 Ian Lance Taylor <iant@google.com>
9253 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
9255 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9257 * fwprop.c (update_df): Support width and offset parameters of
9259 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
9260 global_conflicts): Change DF_REF_EXTRACT to either
9261 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9262 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9263 * df-scan.c (df_ref_record, df_defs_record,
9264 df_ref_create_structure, df_def_record_1, df_uses_record,
9265 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
9266 df_bb_refs_collect, df_entry_block_defs_collect,
9267 df_exit_block_uses_collect): Support new width and offset fields.
9268 (ref_extract_pool): New storage pool.
9269 (df_free_ref): New function.
9270 (df_reg_chain_unlink, df_free_collection_rec,
9271 df_sort_and_compress_refs): Call df_free_ref.
9272 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
9274 (df_ref_create_structure): Allocate df_ref_extract if offset and
9275 width fields are used.
9276 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
9277 (df_uses_record): Get offset and width from ZERO_EXTRACT
9279 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
9280 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9281 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9282 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
9283 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9284 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9285 (df_ref_extract): New structure.
9286 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
9287 (df_ref_create): Add width and offset parameters.
9289 2008-03-05 Richard Guenther <rguenther@suse.de>
9291 * tree-ssa-structalias.c (get_constraint_for_component_ref):
9292 Use ranges_overlap_p.
9293 (offset_overlaps_with_access): Rename
9294 to ranges_overlap_p and move ...
9295 * tree-flow-inline.h (ranges_overlap_p): ... here.
9297 * tree.h (get_inner_reference, handled_component_p): Update
9300 * tree.h (record_component_aliases, get_alias_set,
9301 alias_sets_conflict_p, alias_sets_must_conflict_p,
9302 objects_must_conflict_p): Move declarations ...
9303 * alias.h (record_component_aliases, get_alias_set,
9304 alias_sets_conflict_p, alias_sets_must_conflict_p,
9305 objects_must_conflict_p): ... here.
9306 Include coretypes.h.
9307 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
9309 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
9311 * cfg.c: Include tree-flow.h.
9312 (remove_edge_raw): Call redirect_edge_var_map_clear.
9313 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
9314 * tree-flow-inline.h (redirect_edge_var_map_def): New.
9315 (redirect_edge_var_map_result): New.
9316 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
9317 PENDING_STMT use with redirect_edge_var_map_*.
9318 * tree-ssa.c (edge_var_maps): New definition.
9319 (redirect_edge_var_map_add): New.
9320 (redirect_edge_var_map_clear): New.
9321 (redirect_edge_var_map_dup): New.
9322 (redirect_edge_var_map_vector): New.
9323 (redirect_edge_var_map_destroy): New.
9324 (ssa_redirect_edge): Replace PENDING_STMT use with
9325 redirect_edge_var_map_*.
9326 (flush_pending_stmts): Same.
9327 (delete_tree_ssa): Destroy edge var map.
9328 * tree-flow.h (struct _edge_var_map): New.
9329 Define edge_var_map vector type.
9330 Declare redirect_edge_var_map_* prototypes.
9331 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
9332 * tree-cfg.c (reinstall_phi_args): Replace
9333 PENDING_STMT use with redirect_edge_var_map_*.
9335 2008-03-05 Richard Guenther <rguenther@suse.de>
9337 PR tree-optimization/35472
9338 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
9339 whose single use_stmt has a overlapping set of loaded and
9340 stored symbols as that use_stmt might be a noop assignment then.
9342 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9344 * gthr-rtems.h: Implement __gthread_mutex_destroy.
9346 2008-03-05 Richard Guenther <rguenther@suse.de>
9349 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
9350 should be constants.
9351 * tree-cfg.c (verify_expr): Verify it.
9352 * fold-const.c (fold_truthop): Remove code generating
9353 BIT_FIELD_REFs of structure bases.
9354 (fold_binary): Likewise.
9355 (fold_ternary): Position and size of BIT_FIELD_REFs are
9356 always host integers.
9357 (make_bit_field_ref): Remove.
9358 (optimize_bit_field_compare): Remove.
9359 (all_ones_mask_p): Remove.
9361 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
9364 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
9365 (split_block_and_df_analyze): New. Split basic block and rebuild
9367 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
9369 (split_pattern_seq): Likewise.
9370 (erase_matching_seqs): Likewise.
9371 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
9373 2008-03-04 Geoff Keating <geoffk@apple.com>
9375 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
9376 declaration and code.
9377 (tree_invalid_nonnegative_warnv_p): Likewise.
9379 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9381 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
9382 examples. Truncate option-names then causing overfull hbox.
9384 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9387 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
9389 * configure: Rebuilt.
9391 2008-03-04 Rafael Espindola <espindola@google.com>
9393 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
9394 (tree_unary_nonnegative_warnv_p): New.
9395 (tree_binary_nonnegative_warnv_p): New.
9396 (tree_single_nonnegative_warnv_p): New.
9397 (tree_invalid_nonnegative_warnv_p): New.
9398 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
9400 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9403 * opts.c (handle_option): Postpone 'unknown option' errors only for
9406 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
9409 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
9412 2008-03-04 Rafael Espindola <espindola@google.com>
9414 * fold-const.c (tree_unary_nonzero_warnv_p): New.
9415 (tree_binary_nonzero_warnv_p): New.
9416 (tree_single_nonzero_warnv_p): New.
9417 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
9419 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
9422 * fold-const.c (fold_cond_expr_with_comparison): Prevent
9423 transformations for modes that have signed zeros.
9424 * ifcvt.c (noce_try_abs): Ditto.
9426 2008-03-04 Joseph Myers <joseph@codesourcery.com>
9428 * config/i386/i386.c (override_options): Force
9429 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
9431 2008-03-04 Jan Hubicka <jh@suse.cz>
9434 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
9437 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
9439 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
9440 label to probe the stack.
9442 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
9444 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
9445 (__gthr_win32_mutex_destroy): Declare.
9446 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
9447 __gthr_win32_mutex_destroy.
9448 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
9450 2008-03-03 Jan Hubicka <jh@suse.cz>
9453 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
9454 aggressive on inlining cold calls.
9456 2008-03-03 Richard Guenther <rguenther@suse.de>
9458 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
9459 struct copies into the expression table.
9460 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
9461 (try_to_simplify): Likewise.
9462 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
9463 integral and pointer arguments which do not change the
9464 precision to NOP_EXPRs.
9465 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
9466 VIEW_CONVERT_EXPR case.
9468 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
9470 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
9471 defined in a loop at depth 0 is invariant.
9472 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
9473 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
9474 be called at loop depth 0.
9476 2008-03-02 Jakub Jelinek <jakub@redhat.com>
9479 * gcc.c (process_command): Update copyright notice dates.
9480 * gcov.c (print_version): Likewise.
9481 * gcov-dump.c (print_version): Likewise.
9482 * mips-tfile.c (main): Likewise.
9483 * mips-tdump.c (main): Likewise.
9485 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9488 * c-common.c (flag_permissive): Delete.
9489 (constant_expression_warnings): Check flags first.
9490 (constant_expression_error): New.
9491 * c-common.h (flag_permissive): Delete.
9492 (constant_expression_error): Declare.
9493 * flags.h (flag_permissive): Declare. Update description.
9494 * diagnostic.c (pedwarn): Update.
9496 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
9497 (permissive_error_kind): New.
9498 * toplev.c (flag_permissive): Define. Update description.
9499 * toplev.h (permissive_error_kind): Declare.
9500 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
9501 (pedwarn_c90): Use pedantic_warning_kind.
9502 * c-opts.c (c_common_post_options): flag_permissive does not affect
9503 flag_pedantic_errors.
9505 2008-03-02 Joseph Myers <joseph@codesourcery.com>
9507 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
9508 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
9509 __absvsi2, __absvDI2): Use unsigned arithmetic.
9511 2008-03-02 Andi Kleen <ak@suse.de>
9512 Richard Guenther <rguenther@suse.de>
9514 * struct-equiv.c: Remove file.
9515 * cfg_cleanup.c (condjump_equiv_p): Remove.
9516 * Makefile.in (OBJS-common): Remove struct-equiv.o.
9517 (struct-equiv.o): Remove rule.
9518 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
9519 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
9520 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
9522 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9524 * ifcvt.c (noce_process_if_block): Try to handle only the then
9525 block if the else block exists but isn't suitable.
9527 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9530 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
9531 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
9532 regression from previous patch.
9534 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9537 * gthr.h: Add __gthread_mutex_destroy as a function that must be
9539 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
9540 * gthr-single.h (__gthread_mutex_destroy): Likewise.
9541 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
9542 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
9543 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
9544 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
9545 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
9546 (__gthread_mutex_destroy_function): Rename to
9547 __gthread_mutex_destroy.
9548 * gthr-dce.h (__gthread_mutex_destroy): Call
9549 pthread_mutex_destroy.
9550 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
9551 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
9552 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
9554 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9556 * df-scan.c (df_ref_chain_change_bb): Simplify.
9557 (df_insn_change_bb): Add new_bb argument. Simplify. Call
9558 set_block_for_insn if there's any change.
9559 * df.h ((df_insn_change_bb): Fix prototype.
9560 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
9561 df_insn_change_bb, don't call set_block_for_insn.
9562 * emit-rtl.c (reorder_insns): Likewise.
9563 * haifa-sched.c (move_insn): Likewise.
9565 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9567 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
9569 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9571 * tree-flow-inline.h (next_readonly_imm_use): Return
9572 NULL_USE_OPERAND_P after the end.
9574 2008-03-01 Richard Guenther <rguenther@suse.de>
9576 PR tree-optimization/35411
9577 * tree-sra.c (sra_build_assignment): Split conversion to
9578 final type to a separate statement if we are not assigning
9581 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9583 * fold-const.c (fold_convertible_p): Correct the logic to follow
9584 that in fold_convert().
9586 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
9589 * tree-inline.c (build_duplicate_type): When we make a
9590 duplicate type, make it unique in the canonical types system.
9592 2008-02-29 Tom Tromey <tromey@redhat.com>
9594 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
9595 input_file_stack_history, input_file_stack_restored): Remove.
9596 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9597 * input.h (struct file_stack): Remove.
9598 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9599 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
9601 * diagnostic.h (struct diagnostic_context) <last_module>: Change
9603 (diagnostic_last_module_changed): Add 'map' argument.
9604 (diagnostic_set_last_function): Likewise.
9605 * diagnostic.c (undiagnostic_report_current_module): Iterate using
9606 line map, not input_file_stack.
9607 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
9609 2008-02-29 Paul Brook <paul@codesourcery.com>
9611 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
9613 2008-02-29 Paul Brook <paul@codesourcery.com>
9615 * config/arm/ieee754-df.S (muldf3): Use RET macros.
9617 2008-02-29 Richard Guenther <rguenther@suse.de>
9619 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
9621 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
9622 value for comparing for a store match.
9623 (simplify_unary_expression): Do nothing for SSA_NAMEs.
9624 (try_to_simplify): Do not do a full-blown reference lookup.
9626 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9628 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
9629 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9631 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
9633 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
9635 * tree-loop-linear.c (try_interchange_loops): Compare memory access
9636 strides against cache sizes.
9638 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9640 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
9643 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
9645 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
9646 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
9647 is smaller than the original promoted value.
9648 (simplify_subreg): If OP is a SUBREG, try to preserve its
9649 SUBREG_PROMOTED_VAR_P information.
9651 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
9653 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
9654 (VN_INFO_GET): Allocate new objects on the obstack.
9655 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
9656 for rpo_numbers_temp, for consistency.
9657 (free_scc_vn): Free the obstack.
9659 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
9661 * doc/invoke.texi: Document -ftree-loop-distribution.
9662 * tree-loop-distribution.c: New.
9663 * tree-pass.h (pass_loop_distribution): New.
9664 * graphds.h (struct graph): Add htab_t indices.
9665 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
9666 * tree-vectorizer.c (rename_variables_in_loop): Extern.
9667 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
9668 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
9669 * tree-data-ref.c (debug_data_dependence_relations): New.
9670 (dump_data_dependence_relation): Also print data references.
9671 (free_data_ref): Extern.
9672 (same_access_functions): Moved...
9673 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
9674 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9675 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
9676 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
9677 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
9678 (stmts_from_loop): Skip LABEL_EXPR.
9679 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
9681 (build_rdg): Initialize rdg->indices htab.
9682 (free_rdg, stores_from_loop, ref_base_address,
9683 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
9684 have_similar_memory_accesses_1, ref_base_address_1,
9685 remove_similar_memory_refs): New.
9686 * tree-data-ref.h: Depend on tree-chrec.h.
9687 (debug_data_dependence_relations, free_data_ref): Declared.
9688 (same_access_functions): ... here.
9689 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
9691 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
9692 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
9693 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
9694 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9695 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
9696 rdg_vertex_for_stmt): Declared.
9697 (struct rdg_edge): Add level.
9699 (free_rdg, stores_from_loop, remove_similar_memory_refs,
9700 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
9702 (rdg_has_similar_memory_accesses): New.
9703 * tree-vect-analyze.c: Remove unused static decls.
9704 * lambda.h (dependence_level): New.
9705 * common.opt (ftree-loop-distribution): New.
9706 * tree-flow.h (mark_virtual_ops_in_bb,
9707 slpeel_tree_duplicate_loop_to_edge_cfg,
9708 rename_variables_in_loop): Declared.
9709 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
9710 (OBJS-common): Add tree-loop-distribution.o.
9711 (tree-loop-distribution.o): New rule.
9712 * tree-cfg.c (mark_virtual_ops_in_bb): New.
9713 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
9714 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
9716 2008-02-28 Joseph Myers <joseph@codesourcery.com>
9719 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
9720 other than structures and unions.
9722 2008-02-28 Richard Guenther <rguenther@suse.de>
9725 2008-02-26 Richard Guenther <rguenther@suse.de>
9727 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9728 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9729 (lookup_decl_from_uid): Declare.
9730 (remove_decl_from_map): Likewise.
9731 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9732 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9733 (decl_for_uid_map): New global hashtable mapping DECL_UID
9735 (init_ttree): Allocate it.
9736 (insert_decl_to_uid_decl_map): New helper function.
9737 (make_node_stat): Insert new decls into the map.
9738 (copy_node_stat): Likewise.
9739 (lookup_decl_from_uid): New function.
9740 (remove_decl_from_map): Likewise.
9741 (print_decl_for_uid_map_statistics): New helper.
9742 (dump_tree_statistics): Call it.
9744 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9745 (referenced_var_iterator): Adjust.
9746 (FOR_EACH_REFERENCED_VAR): Adjust.
9747 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9748 (num_referenced_vars): Adjust.
9749 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9750 (first_referenced_var): Remove.
9751 (end_referenced_vars_p): Likewise.
9752 (next_referenced_var): Likewise.
9753 (referenced_var_iterator_set): New helper function.
9754 * tree-dfa.c (referenced_var_lookup): Adjust.
9755 (referenced_var_check_and_insert): Likewise.
9756 (remove_referenced_var): Likewise.
9757 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9758 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9759 (verify_call_clobbering): Likewise.
9760 (verify_memory_partitions): Likewise.
9761 (init_tree_ssa): Allocate bitmap instead of hashtable for
9763 (delete_tree_ssa): Adjust.
9764 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9765 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9766 (compute_tag_properties): Likewise.
9767 (set_initial_properties): Likewise.
9768 (find_partition_for): Likewise.
9769 (update_reference_counts): Likewise.
9770 (dump_may_aliases_for): Likewise.
9771 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9772 (add_call_clobber_ops): Likewise.
9773 (add_call_read_ops): Likewise.
9774 (get_asm_expr_operands): Likewise.
9775 * tree-into-ssa.c (dump_decl_set): Likewise.
9776 (update_ssa): Likewise.
9777 * tree-sra.c (scan_function): Likewise.
9778 (decide_instantiations): Likewise.
9779 (scalarize_parms): Likewise.
9780 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9781 (dsa_named_for): Likewise.
9782 * tree-ssa-structalias.c (update_alias_info): Likewise.
9783 (merge_smts_into): Likewise.
9785 2008-02-27 David Daney <ddaney@avtrex.com>
9788 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
9789 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
9790 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
9791 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
9792 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
9794 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
9797 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
9798 (BUILT_IN_NEXTTOWARD): Remove.
9799 (BUILT_IN_NEXTTOWARDF): Ditto.
9800 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
9801 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
9803 2008-02-27 Tom Tromey <tromey@redhat.com>
9805 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
9806 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
9808 2008-02-27 Jan Beulich <jbeulich@novell.com>
9810 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
9811 update the respective field on newdecl.
9813 2008-02-27 Revital Eres <eres@il.ibm.com>
9815 PR rtl-optimization/34999
9816 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
9817 crossing edges that ends with a call insn.
9818 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
9819 call insn and clear the EDGE_CROSSING flag of the crossing edge
9820 when fixing fallthru edges.
9822 2008-02-27 Richard Guenther <rguenther@suse.de>
9825 * fold-const.c (fold_unary): Return the correct argument,
9826 converted to the result type.
9828 2008-02-27 Richard Guenther <rguenther@suse.de>
9831 * expr.c (expand_expr_real_1): Assert on rotates that operate
9833 * fold-const.c (fold_binary): Use the types precision, not the
9834 bitsize of the mode if folding rotate expressions. Build rotates
9835 only for full modes.
9837 2008-02-27 Jakub Jelinek <jakub@redhat.com>
9839 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
9841 * c-pragma.c (pragma_ns_name): New typedef.
9842 (registered_pp_pragmas): New variable.
9843 (c_pp_lookup_pragma): New function.
9844 (c_register_pragma_1): If flag_preprocess_only, do nothing
9845 for non-expanded pragmas, for expanded ones push pragma's
9846 namespace and name into registered_pp_pragmas vector.
9847 (c_invoke_pragma_handler): Register OpenMP pragmas even when
9848 flag_preprocess_only, don't register GCC pch_preprocess
9849 pragma if flag_preprocess_only.
9850 * c-opts.c (c_common_init): Call init_pragma even if
9851 flag_preprocess_only.
9852 * c-pragma.c (c_pp_lookup_pragma): New prototype.
9853 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
9854 cpp_register_pragma if flag_preprocess_only.
9856 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9859 * c-parser.c (c_parser_translation_unit): Warn for empty
9860 translation unit, not empty source file.
9862 2008-02-26 Paul Brook <paul@codesourcery.com>
9864 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
9865 operand for Thumb-2.
9866 * config/arm/arm.h (reg_class): Add CORE_REGS.
9867 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
9868 (BASE_REG_CLASS): Use CORE_REGS.
9869 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
9870 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
9871 (REGNO_OK_FOR_INDEX_P): Exclude SP.
9872 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
9873 ARM_REGNO_OK_FOR_INDEX_P.
9874 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
9875 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
9876 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
9877 (ldm/stm peepholes): Ditto.
9878 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
9879 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
9880 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
9881 * config/arm/constraints.md: Enable "k" constraint on ARM.
9883 2008-02-27 Ben Elliston <bje@au.ibm.com>
9885 * config/rs6000/rs6000.c: Annotate cache line size field in all
9886 instances of struct processor_costs.
9888 2008-02-26 David Edelsohn <edelsohn@gnu.org>
9890 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
9891 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
9892 jump_bypass): New counters.
9893 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
9894 * dce.c (gate_ud_dce): Same.
9895 (gate_fast_dce): Same.
9896 * dse.c (gate_dse1): New function.
9897 (gate_dse2): New function.
9898 (gate_dse): Merge results of new gate functions.
9899 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
9900 (gate_handle_jump_bypass): Add dbg_cnt.
9901 (gate_handle_gcse): Add dbg_cnt.
9902 * ifcvt.c (gate_handle_if_conversion): Same.
9903 (gate_handle_if_after_combine): Same.
9904 (gate_handle_if_after_reload): Same.
9905 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
9907 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
9909 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
9911 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
9913 2008-02-26 Jason Merrill <jason@redhat.com>
9916 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
9917 alone if it's the naming decl for the type's main variant.
9919 2008-02-26 Tom Tromey <tromey@redhat.com>
9921 * system.h (USE_MAPPED_LOCATION): Poison.
9922 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
9923 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
9924 (make_goto_expr_edges): Likewise.
9925 (remove_bb): Likewise.
9926 (execute_warn_function_return): Likewise.
9927 * basic-block.h (struct edge_def) <goto_locus>: Change type to
9929 * c-common.c (fname_decl): Remove old location code.
9930 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
9932 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
9934 (ASM_INPUT_SOURCE_LOCATION): Likewise.
9935 (gen_rtx_ASM_INPUT): Likewise.
9936 (gen_rtx_ASM_INPUT_loc): Likewise.
9937 (get_rtx_asm_OPERANDS): Remove.
9938 * cfglayout.c (insn_locators_alloc): Remove old location code.
9939 (set_curr_insn_source_location): Likewise.
9940 (curr_insn_locator): Likewise.
9941 * print-tree.c (print_node): Remove old location code.
9942 * tree-mudflap.c (mf_varname_tree): Remove old location code.
9943 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
9944 * cfgexpand.c (expand_gimple_cond_expr): Don't use
9945 location_from_locus.
9946 (construct_exit_block): Remove old location code.
9947 * emit-rtl.c (force_next_line_note): Remove old location code.
9948 * profile.c (branch_prob): Remove old location code.
9949 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
9950 LOC_LINE): Remove old-location variants.
9951 * langhooks.c (lhd_print_error_function): Remove old location
9953 * configure, config.in: Rebuilt.
9954 * configure.ac (--enable-mapped-location): Remove.
9955 * c-decl.c (c_init_decl_processing): Remove old location code.
9956 (finish_function): Likewise.
9957 * recog.c (decode_asm_operands): Remove old location code.
9958 * c-pch.c (c_common_read_pch): Remove old location code.
9959 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
9961 * gimple-low.c (lower_function_body): Remove old location code.
9962 * toplev.c (unknown_location): Remove.
9963 (push_srcloc): Remove old-location variant.
9964 (process_options): Remove old location code.
9965 (lang_dependent_init): Likewise.
9966 * input.h (UNKNOWN_LOCATION): Move definition.
9967 (location_t): Undeprecate.
9968 (source_locus): Remove.
9969 (location_from_locus): Remove.
9970 (struct location_s): Remove.
9971 Remove all old-location code.
9972 (input_line, input_filename): Remove.
9973 * final.c (final_scan_insn): Remove old location code.
9974 * diagnostic.c (diagnostic_build_prefix): Remove
9975 USE_MAPPED_LOCATION test.
9976 * tree.h (gimple_stmt) <locus>: Now a location_t.
9977 (tree_exp) <locus>: Likewise.
9978 (DECL_IS_BUILTIN): Remove old-location variant.
9979 (annotate_with_file_line, annotate_with_locus): Likewise.
9980 (expr_locus, set_expr_locus): Update.
9981 * tree.c (build1_stat): Remove old location code.
9982 (last_annotated_node): Remove.
9983 (annotate_with_file_line): Remove old-location variant.
9984 (annotate_with_locus): Likewise.
9985 (expr_location): Remove old location code.
9986 (set_expr_location): Likewise.
9987 (expr_has_location): Likewise.
9988 (expr_locus): Likewise.
9989 (set_expr_locus): Likewise.
9990 (expr_filename): Don't use location_from_locus.
9991 (expr_lineno): Likewise.
9992 * rtl-error.c (location_for_asm): Remove old location code.
9993 * c-lex.c (cb_line_change): Remove old location code.
9994 (fe_file_change): Likewise.
9995 (cb_def_pragma): Likewise.
9996 (c_lex_with_flags): Likewise.
9997 * gengtype.c (do_typedef): Don't special-case location types.
9998 (define_location_structures): Remove.
9999 (main): Don't call define_location_structures.
10000 * tree-pretty-print.c (dump_implicit_edges): Remove old location
10003 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10006 * builtins.def (BUILT_IN_STDARG_START): Remove.
10007 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
10008 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10009 * tree-inline.c (inline_forbidden_p_1): Likewise.
10011 2008-02-26 Richard Guenther <rguenther@suse.de>
10013 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10014 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10015 (lookup_decl_from_uid): Declare.
10016 (remove_decl_from_map): Likewise.
10017 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10018 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10019 (decl_for_uid_map): New global hashtable mapping DECL_UID
10021 (init_ttree): Allocate it.
10022 (insert_decl_to_uid_decl_map): New helper function.
10023 (make_node_stat): Insert new decls into the map.
10024 (copy_node_stat): Likewise.
10025 (lookup_decl_from_uid): New function.
10026 (remove_decl_from_map): Likewise.
10027 (print_decl_for_uid_map_statistics): New helper.
10028 (dump_tree_statistics): Call it.
10030 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10031 (referenced_var_iterator): Adjust.
10032 (FOR_EACH_REFERENCED_VAR): Adjust.
10033 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10034 (num_referenced_vars): Adjust.
10035 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10036 (first_referenced_var): Remove.
10037 (end_referenced_vars_p): Likewise.
10038 (next_referenced_var): Likewise.
10039 (referenced_var_iterator_set): New helper function.
10040 * tree-dfa.c (referenced_var_lookup): Adjust.
10041 (referenced_var_check_and_insert): Likewise.
10042 (remove_referenced_var): Likewise.
10043 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10044 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10045 (verify_call_clobbering): Likewise.
10046 (verify_memory_partitions): Likewise.
10047 (init_tree_ssa): Allocate bitmap instead of hashtable for
10049 (delete_tree_ssa): Adjust.
10050 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10051 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10052 (compute_tag_properties): Likewise.
10053 (set_initial_properties): Likewise.
10054 (find_partition_for): Likewise.
10055 (update_reference_counts): Likewise.
10056 (dump_may_aliases_for): Likewise.
10057 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10058 (add_call_clobber_ops): Likewise.
10059 (add_call_read_ops): Likewise.
10060 (get_asm_expr_operands): Likewise.
10061 * tree-into-ssa.c (dump_decl_set): Likewise.
10062 (update_ssa): Likewise.
10063 * tree-sra.c (scan_function): Likewise.
10064 (decide_instantiations): Likewise.
10065 (scalarize_parms): Likewise.
10066 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10067 (dsa_named_for): Likewise.
10068 * tree-ssa-structalias.c (update_alias_info): Likewise.
10069 (merge_smts_into): Likewise.
10071 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10074 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
10075 * c-opts.c (c_common_handle_option): Wall enables
10076 Wvolatile-register-var.
10077 * common.opt: Move Wvolatile-register-var to...
10080 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10082 * common.opt (Wlarger-than=): New.
10083 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
10085 * opts.c (common_handle_option): Handle -Wlarger-than=.
10086 * optc-gen.awk: Likewise.
10087 * opth-gen.awk: Likewise.
10088 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
10089 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10091 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10093 * c-common.c (match_case_to_enum_1): Add appropriate
10094 OPT_W* parameter to warning.
10095 (c_do_switch_warnings): Likewise.
10096 * c-typeck.c (warning_init): Add one more parameter following
10097 'warning' function.
10098 (push_init_level): Update call to warning_init.
10099 (pop_init_level): Likewise.
10100 (add_pending_init): Likewise.
10101 (output_init_element: Likewise.
10103 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10106 * toplev.c (toplev_main): If there are warnings or error, print
10107 errors for ignored options.
10108 * opts.c (ignored_options): New static variable.
10109 (postpone_unknown_option_error): New.
10110 (print_ignored_options): New.
10111 (handle_option): Postpone errors for unknown -Wno-* options.
10112 * opts.h (print_ignored_options): Declare.
10114 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
10116 * config/mips/mips.md (loadgp_blockage, blockage): Change type
10119 2008-02-25 Richard Guenther <rguenther@suse.de>
10122 2008-02-25 Richard Guenther <rguenther@suse.de>
10124 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10125 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10126 (lookup_decl_from_uid): Declare.
10127 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10128 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10129 (decl_for_uid_map): New global hashtable mapping DECL_UID
10131 (init_ttree): Allocate it.
10132 (insert_decl_to_uid_decl_map): New helper function.
10133 (make_node_stat): Insert new decls into the map.
10134 (copy_node_stat): Likewise.
10135 (lookup_decl_from_uid): New function.
10136 (print_decl_for_uid_map_statistics): New helper.
10137 (dump_tree_statistics): Call it.
10139 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10140 (referenced_var_iterator): Adjust.
10141 (FOR_EACH_REFERENCED_VAR): Adjust.
10142 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10143 (num_referenced_vars): Adjust.
10144 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10145 (first_referenced_var): Remove.
10146 (end_referenced_vars_p): Likewise.
10147 (next_referenced_var): Likewise.
10148 (referenced_var_iterator_set): New helper function.
10149 * tree-dfa.c (referenced_var_lookup): Adjust.
10150 (referenced_var_check_and_insert): Likewise.
10151 (remove_referenced_var): Likewise.
10152 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10153 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10154 (verify_call_clobbering): Likewise.
10155 (verify_memory_partitions): Likewise.
10156 (init_tree_ssa): Allocate bitmap instead of hashtable for
10158 (delete_tree_ssa): Adjust.
10159 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10160 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10161 (compute_tag_properties): Likewise.
10162 (set_initial_properties): Likewise.
10163 (find_partition_for): Likewise.
10164 (update_reference_counts): Likewise.
10165 (dump_may_aliases_for): Likewise.
10166 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10167 (add_call_clobber_ops): Likewise.
10168 (add_call_read_ops): Likewise.
10169 (get_asm_expr_operands): Likewise.
10170 * tree-into-ssa.c (dump_decl_set): Likewise.
10171 (update_ssa): Likewise.
10172 * tree-sra.c (scan_function): Likewise.
10173 (decide_instantiations): Likewise.
10174 (scalarize_parms): Likewise.
10175 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10176 (dsa_named_for): Likewise.
10177 * tree-ssa-structalias.c (update_alias_info): Likewise.
10178 (merge_smts_into): Likewise.
10180 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
10183 * doc/invoke.texi (-fcx-limited-range): Document new option.
10184 * toplev.c (process_options): Handle -fcx-fortran-rules.
10185 * common.opt: Add documentation for -fcx-fortran-rules.
10187 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
10190 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
10191 actual behaviour and C99.
10193 2008-02-26 Ben Elliston <bje@au.ibm.com>
10195 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
10196 (ASM_CPU_POWER6_SPEC): Likewise.
10197 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
10198 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
10199 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
10201 2008-02-25 Richard Guenther <rguenther@suse.de>
10203 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10204 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10205 (lookup_decl_from_uid): Declare.
10206 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10207 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10208 (decl_for_uid_map): New global hashtable mapping DECL_UID
10210 (init_ttree): Allocate it.
10211 (insert_decl_to_uid_decl_map): New helper function.
10212 (make_node_stat): Insert new decls into the map.
10213 (copy_node_stat): Likewise.
10214 (lookup_decl_from_uid): New function.
10215 (print_decl_for_uid_map_statistics): New helper.
10216 (dump_tree_statistics): Call it.
10218 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10219 (referenced_var_iterator): Adjust.
10220 (FOR_EACH_REFERENCED_VAR): Adjust.
10221 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10222 (num_referenced_vars): Adjust.
10223 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10224 (first_referenced_var): Remove.
10225 (end_referenced_vars_p): Likewise.
10226 (next_referenced_var): Likewise.
10227 (referenced_var_iterator_set): New helper function.
10228 * tree-dfa.c (referenced_var_lookup): Adjust.
10229 (referenced_var_check_and_insert): Likewise.
10230 (remove_referenced_var): Likewise.
10231 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10232 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10233 (verify_call_clobbering): Likewise.
10234 (verify_memory_partitions): Likewise.
10235 (init_tree_ssa): Allocate bitmap instead of hashtable for
10237 (delete_tree_ssa): Adjust.
10238 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10239 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10240 (compute_tag_properties): Likewise.
10241 (set_initial_properties): Likewise.
10242 (find_partition_for): Likewise.
10243 (update_reference_counts): Likewise.
10244 (dump_may_aliases_for): Likewise.
10245 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10246 (add_call_clobber_ops): Likewise.
10247 (add_call_read_ops): Likewise.
10248 (get_asm_expr_operands): Likewise.
10249 * tree-into-ssa.c (dump_decl_set): Likewise.
10250 (update_ssa): Likewise.
10251 * tree-sra.c (scan_function): Likewise.
10252 (decide_instantiations): Likewise.
10253 (scalarize_parms): Likewise.
10254 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10255 (dsa_named_for): Likewise.
10256 * tree-ssa-structalias.c (update_alias_info): Likewise.
10257 (merge_smts_into): Likewise.
10259 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
10262 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
10263 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
10264 * alias.h (nonoverlapping_memrefs_p): Likewise.
10266 2008-02-25 Jan Beulich <jbeulich@novell.com>
10268 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
10269 * config/i386/netware-libgcc.exp: Add __bswap?i2,
10270 __emultls_get_address, __emultls_register_common,
10271 __floatundi?f, and _Unwind_GetIPInfo.
10272 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
10273 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
10274 (gen_regparm_prefix): Likewise.
10275 (i386_nlm_encode_section_info): Sync with
10276 config/i386/winnt.c:i386_pe_encode_section_info().
10277 (i386_nlm_maybe_mangle_decl_assembler_name): New.
10278 i386_nlm_mangle_decl_assembler_name): New.
10279 (netware_override_options): New.
10280 * config/i386/netware.h (netware_override_options): Declare.
10281 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
10282 (i386_nlm_mangle_decl_assembler_name): Declare.
10283 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
10285 2008-02-25 Ben Elliston <bje@au.ibm.com>
10288 * c-decl.c (grokdeclarator): Remove unused local variables
10289 `typedef_type' and `type_as_written'.
10291 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
10292 unused local variable `has_hot_blocks'.
10293 (fix_crossing_conditional_branches): Remove unused local variable
10296 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
10298 PR middle-end/19984
10299 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
10300 using DEF_C99_BUILTIN.
10301 (BUILT_IN_NANF): Ditto.
10302 (BUILT_IN_NANL): Ditto.
10304 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
10305 Revital Eres <eres@il.ibm.com>
10307 * modulo-sched.c (calculate_must_precede_follow): Address TODO
10308 regarding the order of two dependent insns in the same row.
10310 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
10312 * stor-layout.c (layout_decl): Do not bump the alignment of a
10313 bit-field to more than byte alignment if it is packed.
10315 2008-02-24 David Edelsohn <edelsohn@gnu.org>
10317 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
10320 2008-02-24 Diego Novillo <dnovillo@google.com>
10322 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
10325 * tree-vrp.c (vrp_evaluate_conditional): With
10326 -Wtype-limits, emit a warning when comparing against a
10327 constant outside the natural range of OP0's type.
10328 * c.opt (Wtype-limits): Move ...
10329 * common.opt (Wtype-limits): ... here.
10331 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
10333 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
10334 * config/rs6000/e300c2c3.md: New file.
10335 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10337 (rs6000_override_options): Add e300c2 and e300c3 cases to
10338 processor_target_table. Do not allow usage of Altivec or Spe
10339 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
10340 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
10341 * config/rs6000/rs6000.h (processor_type): Add
10342 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
10343 (ASM_CPU_SPEC): Add e300c2 and e300c3.
10344 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
10345 and ppce300c3. Include e300c2c3.md.
10347 2008-02-23 David Edelsohn <edelsohn@gnu.org>
10349 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
10350 instead of TARGET_STRICT_ALIGN.
10352 2008-02-23 Joseph Myers <joseph@codesourcery.com>
10354 * explow.c (memory_address): Assert that the generated address is
10357 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10360 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
10361 * config/darwin-ppc-ldouble-patch.def: New file.
10362 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
10363 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
10364 SUBTARGET_INIT_BUILTINS if defined.
10365 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
10368 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
10371 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
10372 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
10374 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
10377 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
10378 file" warning condtional on -Winvalid-PCH.
10380 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10382 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
10384 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
10388 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
10389 prevent reload from using MMX registers.
10390 (*mov<mode>_internal): Ditto.
10391 (*movv2sf_internal_rex64): Ditto.
10392 (*movv2sf_internal): Ditto.
10394 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10396 PR documentation/31569
10397 * doc/install.texi2html: Use makeinfo --no-number-sections.
10399 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10401 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
10402 ensure that we can address an entire entity > 8 bytes. Don't
10403 generate reg+reg addressing for such data.
10405 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10407 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
10408 strings when optimizing for size, unless the target cares about
10411 2008-02-22 Tom Tromey <tromey@redhat.com>
10413 * regclass.c (current_pass): Remove declaration.
10415 2008-02-22 Anatoly Sokolov <aesok@post.ru>
10417 * config/avr/libgcc.S (__RAMPZ__): Define.
10418 (__do_copy_data): Add for devices with 128KB code memory.
10420 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10422 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10424 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
10426 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
10428 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
10431 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10434 * c-typeck.c (build_binary_op): Warn about floating point
10435 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
10437 2008-02-21 Janis Johnson <janis187@us.ibm.com>
10440 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
10441 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
10443 (rs6000_override_options): Set altivec_abi as default, not override,
10444 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
10445 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
10446 is used; use new member spe_abi.
10447 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
10448 spe_abi and altivec_abi.
10450 2008-02-22 Tomas Bily <tbily@suse.cz>
10452 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
10454 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10457 * config.build (build_file_translate): Set to `CMD //c' only if
10459 * Makefile.in (build_file_translate): Improve comment.
10461 2008-02-21 Jan Hubicka <jh@suse.cz>
10463 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
10464 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
10465 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
10467 2008-02-21 Michael Matz <matz@suse.de>
10470 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
10472 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
10474 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
10475 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
10476 as insn constraint.
10477 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
10478 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
10479 SSE_VEC_FLOAT_MODE_P as insn constraint.
10480 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
10481 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
10482 sse4a_movntdf using MODEF mode iterator.
10483 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
10484 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
10485 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
10486 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
10487 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
10488 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
10489 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
10491 2008-02-21 Richard Guenther <rguenther@suse.de>
10493 * tree.def (PAREN_EXPR): New tree code.
10494 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
10496 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
10497 * expr.c (expand_expr_real_1): Likewise.
10498 * tree-inline.c (estimate_num_insns_1): Likewise.
10499 * tree-complex.c (expand_complex_move): Likewise.
10500 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
10503 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
10506 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
10508 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
10511 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
10513 * config/sh/sh.c (find_barrier): Don't go past
10514 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
10516 2008-02-20 DJ Delorie <dj@redhat.com>
10518 * config/h8300/h8300.md (insv): Force source operand to be a register.
10520 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
10521 as a jump, not as a plain insn.
10523 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
10525 * doc/invoke.texi (Warning Options): Add new option
10526 -Wframe-larger-than=.
10527 (-Wframe-larger-than): Document.
10529 * flags.h (warn_frame_larger_than, frame_larger_than_size):
10530 Add declarations for new option variables.
10532 * final.c (final_start_function): Check the frame size
10533 before emission and issue a Wframe-larger-than warning.
10535 * opts.c (warn_frame_larger_than, frame_larger_than_size):
10536 Add definitions for new option variables.
10537 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
10539 * common.opt (Wframe-larger-than=): New option.
10541 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
10543 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
10544 (<sse>_div<mode>3): Ditto.
10545 (<sse>_vmdiv<mode>3): Ditto.
10546 (<sse>_vmsqrt<mode>2): Ditto.
10547 (*smax<mode>3): Ditto.
10548 (sse5_frcz<mode>2): Ditto.
10549 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
10550 as insn constraint.
10552 2008-02-20 Richard Guenther <rguenther@suse.de>
10554 PR middle-end/35265
10555 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
10556 be happy with INTEGRAL_TYPE_P.
10558 2008-02-20 Richard Guenther <rguenther@suse.de>
10560 * fold-const.c (split_tree): Associate floatig-point expressions
10561 if flag_associative_math is set.
10563 2008-02-20 Richard Guenther <rguenther@suse.de>
10565 * tree.h (fold_real_zero_addition_p): Declare.
10566 * fold-const.c (fold_real_zero_addition_p): Export.
10567 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
10568 floating-point operations with zero and one.
10570 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
10572 * doc/install.texi: Correct references to CFLAGS, replacing them
10573 with BOOT_CFLAGS. Document flags used during bootstrap for
10576 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
10578 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
10579 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
10580 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
10582 (smin<mode>3): Ditto from similar patterns.
10583 (smax<mode>3): Ditto.
10584 (*ieee_smin<mode>3): Ditto.
10585 (*ieee_smax<mode>3): Ditto.
10586 * config/i386/sse.md (sse): New mode attribute.
10587 (mov<mode>): Macroize expander from movv4sf and movv2df using
10588 SSEMODEF2P mode iterator.
10589 (<sse>_movnt<mode>): Ditto from similar patterns. Use
10590 SSE_VEC_FLOAT_MODE_P as insn constraint.
10591 (storent<mode>): Ditto.
10592 (storent<mode>): Macroize expander from storentsf and storentdf using
10593 MODEF mode iterator.
10594 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
10595 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
10596 (abs<mode>2): Ditto from similar patterns.
10597 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
10598 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
10599 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
10600 (<sse>_vmsqrt<mode>2): Ditto.
10601 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
10602 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
10603 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
10604 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
10605 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
10606 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
10607 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
10609 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
10610 iterator and SSE_FLOAT_MODE_P as insn constraint.
10611 (<sse>_ucomi): Ditto from similar patterns.
10612 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
10613 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
10614 SSE_VEC_FLOAT_MODE_P as insn constraint.
10615 (vcond<mode>): Ditto from similar patterns.
10616 (and<mode>3, *and<mode>3): Ditto.
10617 (<sse>_nand<mode>3): Ditto.
10618 (ior<mode>3, *ior<mode>3): Ditto.
10619 (xor<mode>3, *xor<mode>3): Ditto.
10620 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
10621 iterator and SSE_FLOAT_MODE_P as insn constraint.
10622 (*nand<mode>3): Ditto from similar patterns.
10623 (*ior<mode>3): Ditto.
10624 (*xor<mode>3): Ditto.
10626 2008-02-20 Ira Rosen <irar@il.ibm.com>
10628 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
10629 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
10630 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
10632 2008-02-19 Jan Hubicka <jh@suse.cz>
10634 * predict.c (tree_bb_level_predictions): Remove variable next
10635 mistakely introduced by previous commit.
10637 2008-02-19 Jan Hubicka <jh@suse.cz>
10639 * predict.c (predict_paths_leading_to): Rewrite.
10640 (predict_paths_for_bb): New.
10641 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
10643 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10646 * Makefile.in (build_file_translate): New.
10647 (gcc-vers.texi): Use it for translating $(abs_srcdir).
10648 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
10649 * configure.ac (build_file_translate): Substitute it.
10650 * configure: Regenerate.
10652 2008-02-19 Jan Hubicka <jh@suse.cz>
10654 PR rtl-optimization/34408
10655 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
10658 2008-02-19 Jan Hubicka <jh@suse.cz>
10660 PR middle-end/28779
10661 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
10664 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
10667 * config/i386/i386-modes.def: Revert the last DI alignment
10668 change until Ada people can look into it.
10670 2008-02-19 Nick Clifton <nickc@redhat.com>
10672 * opts.c (print_specific_help): Fix typo in --help text.
10674 2008-02-19 Jakub Jelinek <jakub@redhat.com>
10677 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
10678 32-bit inline asm without asm alternatives for host GCC < 3.0.
10680 2008-02-19 Richard Guenther <rguenther@suse.de>
10682 PR tree-optimization/34989
10683 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
10684 Allow propagation to INDIRECT_REF if we can simplify only.
10686 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10688 * c-common.c (warn_for_collisions_1): Use appropriate option when
10691 2008-02-19 Nick Clifton <nickc@redhat.com>
10694 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
10695 (handle_options): Fix indentation.
10696 (print_filtered_help): If no language-specific options were
10697 displayed tell the user how to list all the options supported by
10698 the language's front-end.
10699 (print_specific_help): Fix indentation and remove duplicate line.
10700 (common_handle_option): Handle the -v option.
10701 For --help enable the display of undocumented options if the -v
10702 switch has been included on the command line.
10703 For --help= check for overlaps in the arguments between the option
10704 classes and the language names and issue a warning when they
10705 cannot be disambiguated.
10706 * c.opt (v): Pass on to the common option handler.
10708 2008-02-19 Revital Eres <eres@il.ibm.com>
10710 * modulo-sched.c (sms_schedule): Change dump message when
10711 create_ddg function fails.
10712 (try_scheduling_node_in_cycle): Rename row to cycle.
10713 (print_partial_schedule): Rename CYCLE to ROW.
10715 2008-02-19 Christian Bruel <christian.bruel@st.com>
10716 Zdenek Dvorak <ook@ucw.cz>
10718 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
10720 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10723 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
10724 (*x86_movdicc_0_m1_se): Ditto.
10726 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10728 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
10729 (CMPtype): Define as __gcc_CMPtype.
10730 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
10731 (CMPtype): Define as __gcc_CMPtype.
10733 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
10735 Support valgrind 3.3 for --enable-checking=valgrind.
10736 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
10738 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
10739 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
10740 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
10741 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
10742 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
10743 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
10744 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
10746 * ggc-zone.c: Similar.
10747 * ggc-page.c: Similar.
10749 2008-02-19 Paul Brook <paul@codesourcery.com>
10752 * config/arm/ieee754-df.S: Fix do_it typo.
10753 * config/arm/ieee754-sf.S: Fix do_it typo.
10755 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10758 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
10759 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
10760 (OPTION_MASK_ISA_SSE_SET): Likewise.
10761 (OPTION_MASK_ISA_SSE2_SET): Likewise.
10762 (OPTION_MASK_ISA_SSE3_SET): Likewise.
10763 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
10764 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
10765 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
10766 (OPTION_MASK_ISA_SSE4_SET): Likewise.
10767 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
10768 (OPTION_MASK_ISA_SSE5_SET): Likewise.
10769 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
10770 (OPTION_MASK_ISA_MMX_UNSET): Updated.
10771 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
10772 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
10773 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
10774 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
10775 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
10776 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
10777 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
10778 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
10779 (OPTION_MASK_ISA_SSE4): Removed.
10780 (ix86_handle_option): Turn on bits in ix86_isa_flags and
10781 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
10782 (override_options): Don't turn on implied SSE/MMX bits in
10785 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10787 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10790 2008-02-18 Joey Ye <joey.ye@intel.com>
10792 PR middle-end/34921
10793 * tree-nested.c (insert_field_into_struct): Set type alignment
10794 to field alignment if the former is less than the latter.
10796 2008-02-18 Jakub Jelinek <jakub@redhat.com>
10798 * BASE-VER: Set to 4.4.0.
10800 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10802 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
10803 * doc/cfg.texi: Likewise.
10804 * doc/extend.texi: Likewise.
10805 * doc/gty.texi: Likewise.
10806 * doc/invoke.texi: Likewise.
10807 * doc/loop.texi: Likewise.
10808 * doc/md.texi: Likewise.
10809 * doc/passes.texi: Likewise.
10810 * doc/rtl.texi: Likewise.
10811 * doc/sourcebuild.texi: Likewise.
10812 * doc/tm.texi: Likewise.
10813 * doc/tree-ssa.texi: Likewise.
10815 2008-02-17 Richard Guenther <rguenther@suse.de>
10817 PR middle-end/35227
10818 * tree-complex.c (init_parameter_lattice_values): Handle parameters
10819 without default definition.
10821 2008-02-17 Richard Guenther <rguenther@suse.de>
10823 PR tree-optimization/35231
10824 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
10827 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
10830 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10831 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10832 libgcc_cmp_return mode.
10834 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10837 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
10839 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
10841 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
10844 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10846 * doc/c-tree.texi: Use `@.' where appropriate.
10847 * doc/extend.texi: Likewise.
10848 * doc/install.texi: Likewise.
10849 * doc/invoke.texi: Likewise.
10850 * doc/loop.texi: Likewise.
10851 * doc/makefile.texi: Likewise.
10852 * doc/md.texi: Likewise.
10853 * doc/passes.texi: Likewise.
10854 * doc/standards.texi: Likewise.
10855 * doc/tm.texi: Likewise.
10857 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10859 PR middle-end/35196
10860 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
10862 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
10863 rather than in entry_bb.
10865 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10867 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10868 libgcc_cmp_return mode.
10870 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10872 PR middle-end/35130
10873 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
10874 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
10876 2008-02-15 Richard Guenther <rguenther@suse.de>
10877 Zdenek Dvorak <ook@ucw.cz>
10879 PR tree-optimization/35164
10880 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
10881 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
10882 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
10883 Only propagate addresses which do not have abnormal SSA_NAMEs
10886 2008-02-15 Joseph Myers <joseph@codesourcery.com>
10889 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
10891 2008-02-15 Jan Hubicka <jh@suse.cz>
10893 PR middle-end/35149
10894 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
10896 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10898 PR middle-end/34621
10899 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
10900 when calculating alignment_pad.
10902 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10904 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
10905 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
10906 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
10907 and STACK_BOUNDARY define.
10909 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
10911 PR preprocessor/35061
10912 * c-pragma.c (handle_pragma_pop_macro): Check that
10913 pushed_macro_table has been allocated.
10915 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
10917 PR middle-end/35136
10918 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
10919 (force_gimple_operand): Likewise.
10920 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
10921 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
10922 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
10923 (find_interesting_uses_address): Check addressability and alignment
10924 of the base expression only after substituting bases of IVs into it.
10926 2008-02-14 Michael Matz <matz@suse.de>
10929 * function.c (instantiate_virtual_regs_in_insn): Reload address
10930 before falling back to reloading the whole operand.
10932 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
10934 * config/s390/s390.c (s390_mainpool_start): Emit the pool
10935 before the first section switch note.
10937 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10939 * doc/bugreport.texi: Update copyright years.
10940 * doc/c-tree.texi: Likewise.
10941 * doc/cfg.texi: Likewise.
10942 * doc/cpp.texi: Likewise.
10943 * doc/cppinternals.texi: Likewise.
10944 * doc/fragments.texi: Likewise.
10945 * doc/frontends.texi: Likewise.
10946 * doc/gcc.texi: Likewise.
10947 * doc/gty.texi: Likewise.
10948 * doc/hostconfig.texi: Likewise.
10949 * doc/implement-c.texi: Likewise.
10950 * doc/libgcc.texi: Likewise.
10951 * doc/loop.texi: Likewise.
10952 * doc/makefile.texi: Likewise.
10953 * doc/options.texi: Likewise.
10954 * doc/passes.texi: Likewise.
10955 * doc/rtl.texi: Likewise.
10956 * doc/sourcebuild.texi: Likewise.
10957 * doc/standards.texi: Likewise.
10958 * doc/tree-ssa.texi: Likewise.
10959 * doc/trouble.texi: Likewise.
10961 * doc/extend.texi: Use @: or add comma where appropriate.
10962 * doc/invoke.texi: Likewise.
10963 * doc/tm.texi: Likewise.
10965 2008-02-14 Alan Modra <amodra@bigpond.net.au>
10968 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
10971 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
10973 * doc/md.texi (clz, ctz): Add reference.
10974 * doc/rtl.texi (clz, ctz): Likewise.
10976 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10979 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
10982 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
10984 * config/s390/s390.c (struct constant_pool): New field
10985 emit_pool_after added.
10986 (s390_mainpool_start): Set the emit_pool_after flag according
10987 to the section switch notes.
10988 (s390_mainpool_finish): Consider emit_pool_after when emitting
10989 the literal pool at the end of the function.
10990 (s390_chunkify_start): Force literal pool splits at section
10993 2008-02-13 Michael Matz <matz@suse.de>
10996 * var-tracking.c (clobber_variable_part): Correctly traverse the
10999 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11002 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
11003 Add -fdump-ipa-inline.
11004 * tree-dump.c (dump_files): Remove tree-inlined dump.
11005 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
11007 2008-02-12 Richard Guenther <rguenther@suse.de>
11009 PR tree-optimization/35171
11010 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
11013 2008-02-12 Richard Guenther <rguenther@suse.de>
11015 PR middle-end/35163
11016 * fold-const.c (fold_widened_comparison): Use get_unwidened in
11017 value-preserving mode. Disallow final truncation.
11019 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
11021 PR middle-end/35136
11022 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
11023 code from here to...
11024 (force_gimple_operand): ...here.
11026 2008-02-12 Jakub Jelinek <jakub@redhat.com>
11029 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
11030 non-compatible pointers.
11031 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
11032 different FIELD_DECLs, try harder by comparing field offsets, sizes
11035 PR inline-asm/35160
11036 * function.c (match_asm_constraints_1): Don't replace the same input
11039 2008-02-12 Anatoly Sokolov <aesok@post.ru>
11041 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
11042 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
11043 (expand_epilogue): Restore RAMPZ register.
11044 * config/avr/avr.md (RAMPZ_ADDR): New constant.
11046 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
11048 * config/i386/cygwin.asm: (__alloca): Correct calling
11049 convention and alignment.
11050 (__chkstk): Force 8 byte stack alignment.
11052 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
11053 Richard Guenther <rguenther@suse.de>
11055 PR tree-optimization/33992
11056 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
11057 the zero we compare against.
11059 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
11061 PR libfortran/35063
11062 * gthr-win32.h (__gthread_mutex_destroy_function): New function
11063 to CloseHandle after unlocking to prevent accumulation of handle
11066 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11068 PR middle_end/34150
11069 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
11070 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
11071 and update LABEL_NUSES during and after reload.
11073 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
11075 PR middle-end/34627
11076 * combine.c (simplify_if_then_else): Make sure the comparison is
11077 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
11079 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
11082 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
11083 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
11084 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
11085 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
11086 * tree.h (get_type_static_bounds): Likewise.
11088 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11090 * doc/invoke.texi (Option Summary, C++ Dialect Options)
11091 (Objective-C and Objective-C++ Dialect Options, Warning Options):
11092 Make -Wfoo language annotations match what the compiler outputs.
11094 2008-02-08 Sa Liu <saliu@de.ibm.com>
11096 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
11097 intrinsics spu_convts, spu_convtu, spu_convtf.
11099 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
11101 * doc/extend.texi (Function Attributes) <noinline>: Mention
11102 asm ("") as method to keep calls.
11104 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11107 * doc/options.texi (Options): Replace references to opts.sh with
11109 * opts-common.c: Likewise.
11110 * optc-gen.awk: Likewise.
11112 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
11114 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
11116 2008-02-07 Richard Henderson <rth@redhat.com>
11119 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
11120 EXPR_LIST for the REG_EQUAL instead of a comparison with a
11123 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
11125 PR tree-optimization/35085
11126 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
11127 for operand entry oe2 in addition to operand entry oe3 in order to
11128 expose more opportunities for vectorizer sum reduction.
11130 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11133 * Makefile.in (LIBS): Remove $(GMPLIBS).
11134 (cc1-dummy, cc1): Add $(GMPLIBS).
11136 2008-02-06 Jan Hubicka <jh@suse.cz>
11139 * i386.md (moddf_integer): Do not produce partial memory stalls for
11140 targets where it hurts.
11142 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
11145 * optabs.c (expand_float): Do not check for decimal modes when
11146 expanding unsigned integer through signed conversion.
11148 2008-02-06 Nick Clifton <nickc@redhat.com>
11150 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
11151 inside the clobber with a match_operand and duplicated operand
11152 number in the constraint.
11153 (ineqbranchsi): Delete redundant comment.
11155 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
11157 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
11158 builtin_define ("__USE_INIT_FINI__").
11159 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
11161 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
11163 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11165 PR documentation/30330
11166 * doc/invoke.texi (C++ Dialect Options)
11167 (Objective-C and Objective-C++ Dialect Options, Warning Options):
11168 For each warning option -Wfoo that allows -Wno-foo, ensure both
11169 -Wfoo and -Wno-foo are listed in the option index. Fix index
11170 entry of -Wswitch-default, index -Wnormalized= including the
11171 `=', and -Wlarger-than-@var{len} including @var{len}.
11173 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
11175 * config/i386/i386.md (floatunssisf2): Use
11176 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
11177 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
11178 Macroize expander using MODEF mode iterator.
11180 2008-02-05 Diego Novillo <dnovillo@google.com>
11182 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
11185 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
11187 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11190 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
11192 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
11195 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
11196 to indicate if a message should be generated.
11197 (init_cumulative_args): Updated.
11198 (function_value_32): Likewise.
11200 2008-02-05 Joseph Myers <joseph@codesourcery.com>
11202 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
11204 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
11207 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
11208 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
11210 2008-02-04 Diego Novillo <dnovillo@google.com>
11212 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
11215 * tree-vrp.c (vrp_evaluate_conditional): With
11216 -Wtype-limits, emit a warning when comparing against a
11217 constant outside the natural range of OP0's type.
11219 2008-02-04 Richard Guenther <rguenther@suse.de>
11221 PR middle-end/33631
11222 * expr.c (count_type_elements): Give for unions instead of
11225 2008-02-04 Richard Guenther <rguenther@suse.de>
11227 PR middle-end/35043
11228 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
11229 to TYPE_DOMAINs base type instead of using bitsizetype here.
11231 2008-02-03 Jason Merrill <jason@redhat.com>
11233 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
11235 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11238 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
11239 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
11240 (RS/6000 and PowerPC Options): Fix typos and markup.
11241 * doc/passes.texi (Tree-SSA passes): Likewise.
11243 2008-02-02 Michael Matz <matz@suse.de>
11246 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
11247 from record_last_reg_set_info.
11248 (record_last_reg_set_info): Take an RTX argument, iterate over all
11249 constituent hardregs.
11250 (record_last_set_info, record_opr_changes): Change calls to
11251 new signature or to record_last_reg_set_info_regno.
11253 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
11255 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
11257 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
11259 PR rtl-optimization/34773
11260 * reg-notes.def (EQUAL): Mention significance of combination of
11261 REG_EQUAL and REG_RETVAL.
11262 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
11263 insn that has a REG_RETVAL.
11265 2008-02-01 Roger Sayle <roger@eyesopen.com>
11268 * configure.ac (--enable-fixed-point): Disable unless explicitly
11270 * configure: Regenerate.
11272 2008-02-01 Richard Guenther <rguenther@suse.de>
11275 * invoke.texi (-finline-limit): Remove no longer true parts
11276 of the documentation. Note that there is no default value.
11278 2008-02-01 Andrew Pinski <pinskia@gmail.com>
11279 Mark Mitchell <mark@codesourcery.com>
11280 Ben Elliston <bje@au.ibm.com>
11283 * doc/extend.texi (Other Builtins): Document.
11285 2008-01-31 Tom Browder <tom.browder@gmail.com>
11287 * doc/c-tree.texi (Types): Fix grammar.
11288 (Expression trees): Ditto.
11289 * doc/passes.texi (Tree-SSA passes): Ditto.
11291 * doc/configterms.texi (Configure Terms): Fix typo.
11292 * doc/cpp.texi (Common Predefined Macros): Ditto.
11293 * doc/md.texi (Machine Constraints): Ditto.
11295 * doc/makefile.texi (Makefile): Add comma.
11297 2008-01-31 Tom Browder <tom.browder@gmail.com>
11298 Gerald Pfeifer <gerald@pfeifer.com>
11300 * doc/sourcebuild.texi (Front End): Remove references to CVS
11301 and CVSROOT/modules.
11302 (Texinfo Manuals): Replace reference to CVS by one to SVN.
11303 (Back End): Remove reference to CVS.
11305 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
11308 * config/mips/mips.c (gen_load_const_gp): New function, taking a
11310 (mips16_gp_pseudo_reg): ...here.
11311 * config/mips/mips.md (load_const_gp): Replace with...
11312 (load_const_gp_<mode>): ...this :P-based insn.
11314 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11316 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
11317 options. Minor fixes.
11318 (-std): Move reference to standards closer to where language
11319 standards are first mentioned.
11321 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
11323 PR rtl-optimization/34995
11324 * reload.c (alternative_allows_const_pool_ref): Take an rtx
11325 parameter and return a bool. If the rtx parameter is nonnull,
11326 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
11327 (find_reloads): Update call accordingly. Pass the new operand
11328 if it needed no address reloads, otherwise pass null.
11330 2008-01-30 Richard Henderson <rth@redhat.com>
11333 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
11334 for unbounded arrays.
11336 2008-01-30 Silvius Rus <rus@google.com>
11338 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
11340 2008-01-30 Jan Hubicka <jh@suse.cz>
11343 * i386.c (init_cumulative_args): Use real function declaration when
11346 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
11348 PR rtl-optimization/34998
11349 * global.c (build_insn_chain): Treat non-subreg_lowpart
11350 SUBREGs of pseudos as clobbering all the words covered by the
11351 SUBREG, not just all the bytes.
11352 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
11353 original df_ref rather than an extract parameter.
11354 (global_conflicts): Update call accordingly.
11356 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
11358 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
11359 the overflow check to make it easier to read.
11360 (__fixtfdi): Change the type of the ll member in union
11361 long_double to UDItype_x.
11363 2008-01-30 Jakub Jelinek <jakub@redhat.com>
11365 PR middle-end/34969
11366 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
11367 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
11368 * tree-inline.c (fold_marked_statements): Call
11369 cgraph_update_edges_for_call_stmt if folding a call statement.
11370 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
11371 debug_generic_stmt calls, reset it back afterwards.
11374 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
11376 * c-typeck.c (build_external_ref): Don't pedwarn about
11377 static vars in current function's scope.
11379 2008-01-29 Joseph Myers <joseph@codesourcery.com>
11381 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
11383 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
11386 * ipa-struct-reorg.c: Fix spelling.
11387 * params.def: Ditto.
11389 2008-01-29 Richard Guenther <rguenther@suse.de>
11391 PR middle-end/35006
11392 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
11394 * tree-inline.c (remap_type): Increment remapping_type_depth
11395 around remapping types.
11396 (copy_body_r): Only add referenced variables if they are referenced
11397 from code, not types.
11399 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
11410 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
11411 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
11413 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
11416 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
11417 pointer for tiny stack.
11419 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
11421 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
11423 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
11425 * config/vx-common.h: Fix typo in comment.
11427 2008-01-28 Ian Lance Taylor <iant@google.com>
11431 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
11432 coalesce pointers if they have different DECL_NO_TBAA_P values.
11433 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
11434 between variables with different DECL_NO_TBAA_P values.
11436 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
11439 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
11440 are not legitimate small data references on SPE targets.
11442 2008-01-28 David Daney <ddaney@avtrex.com>
11444 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
11446 2008-01-28 David Daney <ddaney@avtrex.com>
11448 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
11450 2008-01-27 Joseph Myers <joseph@codesourcery.com>
11452 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
11453 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
11454 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
11455 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
11456 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
11457 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
11458 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
11459 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
11461 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11463 * basic-block.h (condjump_equiv_p): Fix comment.
11465 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11467 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
11468 print_generic_stmt_indented): Fix comment.
11470 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11472 * configure.ac (__stack_chk_fail): Add detecion for availability
11473 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
11474 * configure: Regenerate.
11476 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
11478 PR middle-end/34688
11479 * final.c (output_addr_const): Handle TRUNCATE.
11481 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
11484 * tree-ssa-loop-ivopts.c (comp_cost): New type.
11485 (zero_cost, infinite_cost): New constants.
11486 (struct cost_pair): Change type of cost to comp_cost.
11487 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
11488 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
11490 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
11491 split_address_cost, ptr_difference_cost, difference_cost,
11492 get_computation_cost_at, get_computation_cost,
11493 determine_use_iv_cost_generic, determine_use_iv_cost_address,
11494 determine_use_iv_cost_condition, determine_use_iv_costs,
11495 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
11496 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
11497 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
11498 Change type of cost to comp_cost.
11499 (determine_iv_cost): Increase cost of non-original ivs, instead
11500 of decreasing the cost of original ones.
11501 (get_address_cost): Indicate the complexity of the addressing mode
11503 (try_add_cand_for): Prefer using ivs not specific to some object.
11504 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
11506 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
11507 Janis Johnson <janis187@us.ibm.com>
11510 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
11511 (TARGET_INSTANTIATE_DECLS): Likewise.
11512 * target.h (expand_to_rtl_hook): New target hook.
11513 (instantiate_decls): Likewise.
11514 * function.c (instantiate_decl): Make non-static. Rename to...
11515 (instantiate_decl_rtl): ... this.
11516 (instantiate_expr): Use instantiate_decl_rtl.
11517 (instantiate_decls_1): Likewise.
11518 (instantiate_decls): Likewise.
11519 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
11520 * function.h (instantiate_decl_rtl): Add prototype.
11521 * cfgexpand.c (target.h): New include.
11522 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
11523 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
11524 (TARGET_INSTANTIATE_DECLS): Likewise.
11525 (TARGET_INITIALIZER): New target hooks added.
11526 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
11528 * config/rs6000/rs6000.c (tree-flow.h): New include.
11529 (machine_function): Add sdmode_stack_slot field.
11530 (rs6000_alloc_sdmode_stack_slot): New function.
11531 (rs6000_instantiate_decls): Likewise.
11532 (rs6000_secondary_memory_needed_rtx): Likewise.
11533 (rs6000_check_sdmode): Likewise.
11534 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
11535 (TARGET_INSTANTIATE_DECLS): Likewise.
11536 (rs6000_hard_regno_mode_ok): Allow SDmode.
11537 (num_insns_constant): Likewise. Handle _Decimal32 constants.
11538 (rs6000_emit_move): Handle SDmode.
11539 (function_arg_advance): Likewise.
11540 (function_arg): Likewise.
11541 (rs6000_gimplify_va_arg): Likewise. Add special handling of
11542 SDmode var args for 32-bit compiles.
11543 (rs6000_secondary_reload_class): Handle SDmode.
11544 (rs6000_output_function_epilogue): Likewise.
11545 (rs6000_function_value): Simplify if statement.
11546 (rs6000_libcall_value): Likewise.
11547 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
11548 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
11549 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
11550 (movsd_hardfloat): New define_insn.
11551 (movsd_softfloat): Likewise.
11552 (movsd_store): Likewise.
11553 (movsd_load): Likewise.
11554 (extendsddd2): Likewise.
11555 (extendsdtd2): Likewise.
11556 (truncddsd2): Likewise.
11557 (movdd_hardfloat64): Fixup comment.
11558 (UNSPEC_MOVSD_LOAD): New constant.
11559 (UNSPEC_MOVSD_STORE): Likewise.
11561 2008-01-26 Jakub Jelinek <jakub@redhat.com>
11564 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
11566 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
11567 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
11568 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
11569 and TRUTH_XOR_EXPR.
11571 2008-01-26 David Edelsohn <edelsohn@gnu.org>
11574 * config.gcc: Separate AIX 5.3 from AIX 6.1.
11575 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11576 __LONGDOUBLE128 too.
11577 * config/rs6000/aix61.h: New file.
11579 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
11581 PR rtl-optimization/34959
11582 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
11583 popcount and parity rtxes the same mode as their operand.
11584 Truncate or extend the result to the return value's mode
11587 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
11590 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
11591 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
11592 to GOT_VERSION_REGNUM.
11593 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
11594 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
11595 * config/mips/mips.c (mips_emit_call_insn): New function.
11596 (mips_call_tls_get_addr): Call mips_expand_call directly.
11597 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
11599 (mips16_build_call_stub): Likewise. Return the call insn or null.
11600 (mips_expand_call): Update the call to mips16_build_call_stub
11601 accordingly and a remove redundant condition. Assert that MIPS16
11602 stubs do not use lazy binding. Use mips_emit_call_insn and return
11604 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
11606 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
11607 (mips_avoid_hazard): Remove hazard_set handling.
11608 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
11609 (UNSPEC_RESTORE_GP): ...this.
11610 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
11611 (FAKE_CALL_REGNO): Rename to...
11612 (GOT_VERSION_REGNUM): ...this.
11613 (type): Add "ghost" value. Add an associated insn reservation.
11614 (hazard_set): Remove.
11615 (exception_receiver): Rename to...
11616 (restore_gp): ...this and update the unspec identifier accordingly.
11617 (exception_receiver, nonlocal_got_receiver): New expanders.
11618 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
11619 FAKE_CALL_REGNO. Remove hazard_set attribute.
11620 (set_got_version, update_got_version): New patterns.
11622 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
11625 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
11627 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11630 * doc/install.texi2html: Generate gcc-vers.texi.
11632 2008-01-25 DJ Delorie <dj@redhat.com>
11634 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
11636 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11638 * config/c4x: Remove directory.
11639 * config.gcc (crx-*, mt-*): Mark obsolete.
11640 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
11641 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
11642 sh-*-rtemscoff*): Remove cases.
11643 * defaults.h (C4X_FLOAT_FORMAT): Remove.
11644 * real.c (encode_c4x_single, decode_c4x_single,
11645 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
11646 c4x_extended_format): Remove.
11647 * real.h (c4x_single_format, c4x_extended_format): Remove.
11648 * doc/extend.texi (interrupt, naked): Remove mention of attributes
11650 (Pragmas): Remove comment about c4x pragmas.
11651 * doc/install.texi (c4x): Remove target-specific instructions.
11652 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
11653 * doc/md.texi (Machine Constraints): Remove C4x documentation.
11654 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
11655 refer to C4x source files as examples.
11656 (C4X_FLOAT_FORMAT): Remove documentation.
11658 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
11660 * config/bfin/bfin.c (override_options): Reorder tests so that
11661 flag_pic gets enabled for -msep-data.
11663 2008-01-25 Richard Guenther <rguenther@suse.de>
11665 PR middle-end/32244
11666 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
11667 to its bitfield precision if required.
11669 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11671 PR middle-end/33880
11672 * tree-nested.c (walk_omp_for): New function.
11673 (convert_nonlocal_reference, convert_local_reference): Call
11674 walk_omp_for on OMP_FOR.
11675 (convert_call_expr): Call walk_body on OMP_FOR's
11676 OMP_FOR_PRE_INIT_BODY.
11678 2008-01-25 Richard Guenther <rguenther@suse.de>
11680 PR tree-optimization/34966
11681 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
11682 default defs and PHI_NODEs we have to insert after the
11683 defining statement.
11685 2008-01-24 Nick Clifton <nickc@redhat.com>
11687 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
11688 Provide a default definition.
11689 (LIBGCC2_UNITS_PER_WORD): Likewise.
11691 * config/stormy16/stormy16.c: Include df.h for the prototype
11692 for df_regs_ever_live_p.
11693 (xstormy16_expand_builtin_va_start): Convert the stack offset
11694 into a component_ref and then use POINTER_PLUS_EXPR to add it
11695 to the incoming_virtual_args_rtx.
11696 (xstormy16_gimplify_va_arg_expr): Rename to
11697 xstormy16_gimplify_va_arg_expr.
11698 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
11699 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
11700 xstormy16_gimplify_va_arg_expr.
11701 Fix up some formatting issues.
11703 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
11704 Move to predicates.md.
11705 (xs_hi_general_operand): Likewise.
11706 (xs_hi_nonmemory_operand): Likewise.
11707 * config/stormy16/predicates.md:
11708 (xstormy16_carry_plus_operand): New predicate.
11709 (xs_hi_general_operand): New predicate.
11710 (xs_hi_nonmemory_operand): New predicate.
11711 * config/stormy16/stormy16-protos.h:
11712 (xstormy16_carry_plus_operand): Delete prototype.
11713 (xs_hi_general_operand): Likewise.
11714 (xs_hi_nonmemory_operand): Likewise.
11716 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
11717 modifiers as they are no longer needed and they can trigger
11718 reload spill failures.
11720 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
11721 with a match_operand in order to help reload.
11723 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
11724 constraint with 'e' for the 8th alternative as this version of
11725 the mov.w instruction only accepts the lower 8 registers.
11727 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
11730 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
11731 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
11734 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11736 PR middle-end/33333
11737 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
11739 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
11741 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
11743 (remove_structure): Update allocations list before removing structure.
11745 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
11747 * ipa-struct-reorg.c (is_safe_cond_expr,
11748 create_new_stmts_for_cond_expr): Use integer_zerop function,
11749 that recognize not only zero-pointer, but zero-integer too.
11751 2008-01-25 Ben Elliston <bje@au.ibm.com>
11754 * fixproto: Escape "." in sed expression that strips leading "./".
11756 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
11759 * gcc.c (SWITCH_OK): Removed.
11760 (SWITCH_LIVE): Changed to bit.
11761 (SWITCH_FALSE): Likewise.
11762 (SWITCH_IGNORE): Likewise.
11763 (switchstr): Change live_cond to unsigned int.
11764 (process_command): Replace SWITCH_OK with 0.
11765 (do_self_spec): Likewise.
11766 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
11767 (give_switch): Likewise.
11768 (used_arg): Likewise.
11769 (do_spec_1): Set the SWITCH_IGNORE bit.
11770 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
11771 bits. Set the SWITCH_LIVE bit.
11773 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11775 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
11777 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
11779 PR tree-optimization/34472
11780 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
11781 parameter to a "bool *" and set *DATA to false if there is
11782 an unsafe access. Do not delete the structure here.
11783 (check_cond_exprs): Delete it here instead.
11784 (check_cond_exprs, exclude_cold_structs): Do not increase
11785 I when removing a structure.
11787 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
11790 * config/i386/i386.c (ix86_expand_vector_init): Consider only
11791 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
11793 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
11795 PR middle-end/34934
11796 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
11797 a fixed vector for stack.
11799 2008-01-24 Ben Elliston <bje@au.ibm.com>
11802 * doc/gcc.texi (Software development): Add a direntry for g++.
11804 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
11806 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
11807 stale and straggling -fforce-addr comments above.
11809 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
11811 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
11812 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
11814 2008-01-23 Michael Matz <matz@suse.de>
11817 * dwarf2out.c (force_type_die): Use modified_type_die instead of
11820 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
11822 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
11823 malloc result type.
11825 2008-01-23 Anatoly Sokolov <aesok@post.ru>
11827 * config/avr/avr.c (avr_current_arch): New variable.
11828 (avr_arch_types): Add 'avr31' and 'avr51' entries.
11829 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
11830 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
11831 (avr_override_options): Init 'avr_current_arch'.
11832 (base_arch_s): Move from here...
11833 * config/avr/avr.h (base_arch_s): ... here. Add new members
11834 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
11835 'mega' to 'have_jmp_call'.
11836 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
11837 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
11839 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
11841 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11842 MULTILIB_MATCHES): (Ditto.).
11844 2008-01-23 Richard Guenther <rguenther@suse.de>
11846 PR middle-end/31529
11847 * cgraphunit.c (cgraph_reset_node): Always mark the node
11848 not reachable if it is not queued already.
11850 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
11852 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
11853 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
11854 (cputype_selected): New static variable.
11855 (bfin_handle_option): Set it if -mcpu is used.
11856 (override_option): Select default set of workarounds if no cpu type
11857 selected on the command line.
11858 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
11860 From Michael Frysinger <michael.frysinger@analog.com>
11861 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
11862 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
11864 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
11865 for bf547, bf523, bf524, and bf526.
11866 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
11868 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11869 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
11870 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
11871 __ADSPBF547__ and __ADSPBF54x__ for bf547.
11872 * doc/invoke.texi (Blackfin Options): Document that
11873 -mcpu now accept bf547, bf523, bf524, and bf526.
11875 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
11877 PR rtl-optimization/34628
11878 * combine.c (try_combine): Stop and undo after the first combination
11879 if an autoincrement side-effect on the first insn has effectively
11882 2008-01-22 David Edelsohn <edelsohn@gnu.org>
11885 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
11886 Offset addresses are not valid for Altivec or paired float modes.
11888 2008-01-22 Jakub Jelinek <jakub@redhat.com>
11891 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
11892 if DECL_INITIAL (decl) is error_mark_node.
11895 * c-common.c (handle_vector_size_attribute): Only allow
11896 integral, scalar float and fixed point types. Handle OFFSET_TYPE
11897 the same way as pointer, array etc. types.
11898 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
11901 * tree.c (build_type_attribute_qual_variant): Call
11902 build_qualified_type if attributes are equal, but quals are not.
11904 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11907 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
11908 * flags.h (warn_strict_aliasing): Remove.
11909 (warn_strict_overflow): Remove.
11910 * opts.c (warn_strict_aliasing): Remove.
11911 (warn_strict_overflow): Remove.
11912 * c-opts.c (c_common_handle_option): -Wall only sets
11913 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
11914 (c_common_post_options): Give default values to -Wstrict-aliasing
11915 and -Wstrict-overflow if they are uninitialized.
11916 * common.opt (Wstrict-aliasing): Specify Var and Init.
11917 (Wstrict-overflow): Likewise.
11919 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11921 PR rtl-optimization/26854
11922 PR rtl-optimization/34400
11923 PR rtl-optimization/34884
11924 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
11926 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
11927 (df_rd_bb_info.expanded_lr_out): Deleted
11928 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
11929 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
11930 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11931 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11932 Removed code to allocate, initialize or free expanded_lr_out.
11933 (df_rd_bb_local_compute_process_def): Restructured to make more
11935 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
11936 sets if the sets are being trimmed.
11938 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
11941 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
11942 (as_vers): Likewise.
11943 * configure: Regenerated.
11945 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11947 PR middle-end/33092
11948 * tree-pass.h (pass_build_alias): New pass.
11949 * tree-ssa-alias.c (gate_build_alias): New.
11950 (pass_build_alias): New.
11951 * passes.c (init_optimization_passes): Add pass_build_alias after
11952 pass_create_structure_vars.
11954 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
11956 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
11957 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
11958 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
11959 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
11960 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
11961 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
11962 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
11963 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
11964 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
11965 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
11966 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
11967 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
11968 * config/s390/s390.md (FP_ALL): New mode iterator.
11969 (_d): New mode attribute.
11970 ("*signbit<mode>2>"): Changed mode of first operand.
11971 ("isinf<mode>2"): Changed mode of first operand.
11972 ("*TDC_insn"): Adaptation for DFP modes.
11974 2008-01-22 Ben Elliston <bje@au.ibm.com>
11976 * tree.c (check_qualified_type): Improve function description.
11978 2008-01-21 Jason Merrill <jason@redhat.com>
11981 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
11982 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
11985 2008-01-21 DJ Delorie <dj@redhat.com>
11987 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
11990 2008-01-21 Richard Guenther <rguenther@suse.de>
11992 PR middle-end/34856
11993 * tree-cfg.c (verify_expr): Allow all invariant expressions
11994 instead of just constant class ones as reference argument.
11995 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
11996 like any other constant.
11997 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
11999 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
12001 * regmove.c (fixup_match_1): Update call crossed frequencies.
12003 2008-01-21 Richard Guenther <rguenther@suse.de>
12006 * tree-inline.c (setup_one_parameter): Deal with mismatched
12007 types using a VIEW_CONVERT_EXPR.
12009 2008-01-21 Alon Dayan <alond@il.ibm.com>
12010 Olga Golovanevsky <olga@il.ibm.com>
12012 PR tree-optimization/34701
12013 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
12014 when the structure size is not a power of 2.
12016 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
12018 * doc/install.texi: Add doc for --enable-checking=df.
12020 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
12022 PR rtl-optimization/34808
12023 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
12025 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12027 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
12030 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12032 PR rtl-optimization/26854
12033 PR rtl-optimization/34400
12034 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
12036 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
12037 (df_rd_bb_info.expanded_lr_out): New.
12038 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
12039 * loop_iv.c (iv_analysis_loop_init): Ditto.
12040 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12041 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12042 Added code to allocate, initialize or free expanded_lr_out.
12043 (df_rd_bb_local_compute_process_def): Restructured to make
12044 more understandable.
12045 (df_rd_confluence_n): Add code to do nothing with fake edges and
12046 code to no apply invalidate_by_call sets if the sets are being trimmed.
12047 (df_lr_local_finalize): Renamed to df_lr_finalize.
12048 (df_live_local_finalize): Renamed to df_live_finalize.
12050 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12053 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
12054 deciding whether to use reciprocal instructions.
12056 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
12058 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
12059 dwarf2out_note_section_used if cold_text_section is NULL.
12061 2008-01-19 Jakub Jelinek <jakub@redhat.com>
12063 PR gcov-profile/34610
12064 * tree-cfg.c (make_edges): Mark both outgoing edges from
12065 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
12066 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
12067 from OMP_FOR and OMP_CONTINUE outgoing edges.
12069 * tree-profile.c (tree_profiling): Return early if
12070 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
12072 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
12073 from cfun to child_cfun.
12074 * function.h (struct function): Add after_tree_profile bit.
12076 2008-01-19 Anatoly Sokolov <aesok@post.ru>
12078 * config/avr/avr.S (_exit): Disable interrupt.
12080 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12081 Steven Bosscher <stevenb.gcc@gmail.com>
12083 PR rtl-optimization/26854
12084 PR rtl-optimization/34400
12085 * df-problems.c (df_live_scratch): New scratch bitmap.
12086 (df_live_alloc): Allocate df_live_scratch when doing df_live.
12087 (df_live_reset): Clear the proper bitmaps.
12088 (df_live_bb_local_compute): Only process the artificial defs once
12089 since the order is not important.
12090 (df_live_init): Init the df_live sets only with the variables
12091 found live by df_lr.
12092 (df_live_transfer_function): Use the df_lr sets to prune the
12093 df_live sets as they are being computed.
12094 (df_live_free): Free df_live_scratch.
12096 2008-01-18 Ian Lance Taylor <iant@google.com>
12098 * common.opt: Add fmerge-debug-strings.
12099 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
12100 flag_merge_debug_strings rather than flag_merge_constants.
12101 * doc/invoke.texi (Option Summary): Mention
12102 -fmerge-debug-strings.
12103 (Debugging Options): Document -fmerge-debug-strings.
12105 2008-01-18 Ian Lance Taylor <iant@google.com>
12108 * tree.h (DECL_IS_OPERATOR_NEW): Define.
12109 (struct tree_function_decl): Add new field operator_new_flag.
12110 * tree-inline.c (expand_call_inline): When inlining a call to
12111 operator new, force the return value to go into a variable, and
12112 set DECL_NO_TBAA_P on that variable.
12113 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
12115 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
12118 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
12119 DWARF2_DEBUGGING_INFO.
12120 (dwarf2out_note_section_used): Ditto. Add prototype.
12121 (have_multiple_function_sections, text_section_used,
12122 cold_text_section_used, *cold_text_sections): Move declarations
12125 2008-01-17 Bob Wilson <bob.wilson@acm.org>
12127 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
12128 field and add signal_ra.
12129 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
12130 assignments to frame state pc. Move end of stack check after
12131 MD_FALLBACK_FRAME_STATE_FOR.
12132 (uw_update_context_1): Use frame state signal_regs if set, instead
12133 of checking signal_frame flag.
12134 (uw_update_context): Use frame state signal_ra if set.
12135 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
12136 * config/xtensa/linux-unwind.h: New file.
12138 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
12140 * modulo-sched.c (get_sched_window): Fix comment typo.
12142 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
12144 PR tree-optimization/34648
12145 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
12147 2008-01-17 Anatoly Sokolov <aesok@post.ru>
12149 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
12150 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
12152 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
12154 PR rtl-optimization/34400
12155 * df-core.c (df_worklist_dataflow_overeager,
12156 df_worklist_dataflow_doublequeue): New functions.
12157 (df_worklist_dataflow): Two different worklist solvers.
12158 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
12161 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12164 * doc/invoke.texi: Document the dependence on pthread for fopenmp
12165 and ftree-parallelize-loops.
12167 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
12169 PR rtl-optimization/34826
12170 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
12172 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
12174 * global.c (find_reg): Mark the eh regs as used if necessary.
12175 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
12176 * ra.h (struct allocno): no_eh_reg field added. Changed
12177 no_stack_reg type to bitfield.
12179 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
12181 * tree.c (substitute_in_expr): Add missing 'break'.
12183 2008-01-17 Richard Guenther <rguenther@suse.de>
12185 PR tree-optimization/34825
12186 * tree-ssa-math-opts.c (is_division_by): Do not recognize
12187 x / x as division to handle.
12189 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12191 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
12192 "-pthread" is specified.
12193 * pa-hpux11.h (LIB_SPEC): Likewise.
12195 2008-01-16 Janis Johnson <janis187@us.ibm.com>
12196 Peter Bergner <bergner@vnet.ibm.com>
12198 PR rtl-optimization/33796
12199 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
12201 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12203 PR libgfortran/34699
12204 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
12206 * pa-hpux10.h (LINK_SPEC): Likewise.
12207 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
12209 2008-01-16 Richard Guenther <rguenther@suse.de>
12211 PR middle-end/32628
12212 * fold-const.c (fold_convert_const_int_from_int): Do not
12213 set overflow if that occured only because of a sign extension
12214 change when converting from/to a sizetype with the same
12215 precision and signedness.
12217 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12220 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
12221 location address to the correct place. Update copyright year.
12223 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12225 * lambda-code.c (lambda_transform_legal_p): Handle the case of
12226 no dependences in the dependence_relations vector.
12228 2008-01-16 Jan Hubicka <jh@suse.cz>
12230 PR rtl-optimization/31396
12231 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
12232 * cfg.c (dump_reg_info): Print it.
12233 * regs.h (struct reg_info_t): add freq_calls_crossed.
12234 (REG_FREQ_CALLS_CROSSED): New macro.
12235 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
12236 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
12237 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
12238 regmove_optimize): Update call crossed frequencies.
12239 * local-alloc.c (struct qty): Add freq_calls_crossed.
12240 (alloc_qty): Copute freq_calls_crossed.
12241 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
12242 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
12243 * ra.h (struct allocno): Add freq_calls_crossed.
12245 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12247 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
12248 libgomp when compiling with ftree-parallelize-loops.
12249 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
12251 2008-01-16 Richard Guenther <rguenther@suse.de>
12253 PR tree-optimization/34769
12254 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
12255 * tree.c (int_cst_value): Instead make this function more
12256 permissive in what it accepts as valid input. Document this
12257 function always sign-extends the value.
12259 2008-01-16 Jakub Jelinek <jakub@redhat.com>
12260 Richard Guenther <rguenther@suse.de>
12263 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
12264 (gimple_fold_indirect_ref_rhs): ... this.
12265 (gimple_fold_indirect_ref): New function with foldings
12266 that preserve lvalueness.
12267 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
12268 * tree-flow.h (gimple_fold_indirect_ref): Declare.
12269 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
12270 to fold an INDIRECT_REF, fall back to the old use of
12271 fold_indirect_ref_1.
12273 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12275 * tree-data-ref.c (subscript_dependence_tester_1): Call
12276 free_conflict_function.
12277 (compute_self_dependence): Same.
12279 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12282 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
12283 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
12285 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
12286 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
12287 for DWARF2_UNWIND_INFO targets.
12289 2008-01-16 Richard Guenther <rguenther@suse.de>
12292 * c-typeck.c (common_pointer_type): Do not merge inconsistent
12293 type qualifiers for function types.
12295 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
12297 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
12298 loop_iterator li from previous commit.
12300 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
12302 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
12304 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
12306 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
12307 (parallelize_loops): Don't parallelize irreducible components.
12309 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12312 * c-opts (c_common_post_options): Do not enable CPP
12313 flag_pedantic_errors by default.
12315 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
12317 PR rtl-optimization/31944
12318 * cse.c (remove_pseudo_from_table): New function.
12319 (merge_equiv_classes): Use above function to remove pseudo-registers.
12320 (invalidate): Likewise.
12322 2008-01-13 Richard Guenther <rguenther@suse.de>
12324 PR middle-end/34601
12325 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
12326 instead of TYPE_MODE to deal with calls from expand_one_error_var.
12328 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
12330 * gcse.c (cprop_jump): Call validate_unshare_change instead of
12331 validate_change to unshare the source of the PC set.
12333 2008-01-12 Jan Hubicka <jh@suse.cz>
12335 PR middle-end/32135
12336 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
12337 references above array bounds. This might trigger bounds checks for
12338 pointers to arrays.
12340 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
12342 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
12343 new_replaceable_dependencies.
12345 2008-01-12 Doug Kwan <dougkwan@google.com>
12347 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
12348 instead of OPT_Wreturn_type in warning due to ignored return type
12350 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
12351 options included in -Wextra.
12352 * c.opt: New option -Wignored_qualifiers.
12353 * doc/invoke.texi (Warning Options, -Wextra): Add new option
12354 -Wignore_qualifiers.
12355 (-Wignored-qualifiers): Document.
12356 (-Wreturn-type): Remove description of functionality now handled
12357 by -Wignored-qualifiers.
12359 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
12362 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
12363 NOP_EXPR if it is between integral types with the same precision.
12365 2008-01-12 Jan Hubicka <jh@suse.cz>
12368 * invoke.texi (max-inline-recursive-depth): Fix default value.
12370 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
12372 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
12375 2008-01-11 Bob Wilson <bob.wilson@acm.org>
12377 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
12379 2008-01-11 James E. Wilson <wilson@specifix.com>
12382 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
12384 2008-01-11 Anatoly Sokolov <aesok@post.ru>
12386 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
12387 save/restore frame pointer register and don't use 'call-prologues'
12388 optimization in function with "OS_task" attribute.
12390 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
12392 PR middle-end/31309
12393 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
12394 when copying to memory.
12396 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
12398 PR rtl-optimization/30905
12399 * cfgcleanup.c: Include dce.h
12400 (crossjumps_occured): New global variable.
12401 (try_crossjump_bb): Exit loop after finding a fallthru edge.
12402 If something changed, set crossjumps_occured to true.
12403 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
12404 Don't add/remove fake edges to exit here...
12405 (cleanup_cfg): ...but do it here, when crossjumping.
12406 Run a fast DCE when successful crossjumps occured in the latest
12407 iteration of try_optimize_cfg.
12409 2008-01-11 Richard Guenther <rguenther@suse.de>
12411 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
12412 (struct vn_unary_op_s): Likewise.
12413 (vn_reference_insert): Free old reference on hash collision.
12415 2008-01-10 Raksit Ashok <raksit@google.com>
12417 PR rtl-optimization/27971
12418 * combine.c (find_split_point): Split PLUS expressions which are
12419 inside a MEM rtx, and whose first operand is complex.
12421 2008-01-10 DJ Delorie <dj@redhat.com>
12423 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
12424 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
12425 (m32c_hard_regno_ok): Call the underlying function.
12427 2008-01-10 Richard Guenther <rguenther@suse.de>
12429 PR middle-end/34683
12430 * tree-cfg.c (tree_merge_blocks): Do not go through the
12431 full-blown folding and stmt updating path if we just deal
12432 with virtual operands.
12433 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
12434 test for abnormal SSA_NAMEs.
12436 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
12438 PR middle-end/34641
12439 * reload.c (push_reload): Add assertions. All constants from
12440 reg_equiv_constant should have been used for replacing the respective
12442 (find_reloads_address): Invoke find_reloads_address_part for
12443 constant taken from the reg_equiv_constant array.
12445 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
12447 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
12448 field (valnum) the first in the struct. Replace bools with
12451 2008-01-10 Richard Guenther <rguenther@suse.de>
12453 PR tree-optimization/34651
12454 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
12455 types and ordering for masking and converting.
12457 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
12459 PR tree-optimization/34017
12460 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
12461 also for PHI_NODE expressions.
12463 2008-01-09 Jan Hubicka <jh@suse.cz>
12465 PR tree-optimization/34708
12466 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
12467 based on number of case labels.
12468 (init_inline_once): Remove switch_cost.
12469 * tree-inline.h (eni_weights_d): Remove switch_cost.
12471 2008-01-09 Richard Guenther <rguenther@suse.de>
12472 Andrew Pinski <andrew_pinski@playstation.sony.com>
12474 PR middle-end/30132
12475 * gimplify.c (gimplify_cond_expr): Do not create an addressable
12476 temporary if an rvalue is ok or an lvalue is not required.
12478 2008-01-09 Richard Guenther <rguenther@suse.de>
12480 PR middle-end/34458
12481 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
12482 adjust return type.
12484 2008-01-09 Richard Guenther <rguenther@suse.de>
12486 PR middle-end/34679
12487 * tree.c (host_integerp): Check for sizetype only if the
12488 type is an integer type.
12490 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
12493 * opts.c (decode_options): Disable inlining of functions called
12494 once if not in unit-at-a-time mode.
12496 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
12498 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
12500 2008-01-08 Richard Guenther <rguenther@suse.de>
12502 PR middle-end/31863
12503 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
12504 out early if the result will be unused.
12506 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
12511 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12512 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
12515 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
12517 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
12518 for vectorization tuned.
12520 2008-01-08 Richard Guenther <rguenther@suse.de>
12522 PR tree-optimization/34683
12523 * tree-ssa-operands.c (operand_build_cmp): Export.
12524 * tree-ssa-operands.h (operand_build_cmp): Declare.
12525 * tree-vn.c (vuses_compare): Remove.
12526 (sort_vuses): Use operand_build_cmp.
12527 (sort_vuses_heap): Likewise.
12528 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
12529 to re-use old VEC if available. Do not sort already sorted VUSEs.
12530 (vdefs_to_vec): Do not sort already sorted VDEFs.
12532 2008-01-08 Jakub Jelinek <jakub@redhat.com>
12534 PR middle-end/34694
12535 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
12537 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
12540 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
12541 limitations of reciprocal sequences on x86 targets.
12543 2008-01-08 Richard Guenther <rguenther@suse.de>
12545 PR tree-optimization/34683
12546 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
12548 2008-01-07 Jakub Jelinek <jakub@redhat.com>
12551 * config/darwin.c (darwin_mergeable_string_section): Don't use
12552 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
12554 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
12557 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
12558 negxf2. Macroize expander using X87MODEF mode iterator. Change
12559 predicates of op0 and op1 to register_operand.
12560 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
12561 expander using X87MODEF mode iterator. Change predicates of
12562 op0 and op1 to register_operand.
12563 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
12564 corresponding patterns and macroize using MODEF macro. Change
12565 predicates of op0 and op1 to register_operand and remove
12566 "m" constraint. Disparage "r" alternative with "!".
12567 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
12568 macroize using X87MODEF macro. Change predicates of op0 and op1
12569 to register_operand and remove "m" constraint. Disparage "r"
12570 alternative with "!".
12571 (absneg splitter with memory operands): Remove.
12572 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
12573 patterns and macroize using X87MODEF mode iterator.
12574 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
12575 Change predicate of op1 to register_operand.
12576 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
12577 for memory operands.
12579 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
12581 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
12583 2008-01-07 Richard Guenther <rguenther@suse.de>
12585 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
12588 2008-01-07 Richard Guenther <rguenther@suse.de>
12590 PR tree-optimization/34683
12591 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
12592 VOPs of the needed size to save memory. Use VEC_quick_push
12593 to save compile-time.
12594 (vdefs_to_vec): Likewise.
12596 2008-01-07 Sa Liu <saliu@de.ibm.com>
12598 * config/spu/spu.md (divdf3): Genetate inline code for double
12599 division. The implementation doesn't handle INF or NAN, therefore it
12600 only applies when -ffinite-math-only is given.
12602 2008-01-06 Paolo Carlini <pcarlini@suse.de>
12605 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
12606 * doc/cpp.texi ([Common Predefined Macros]): Document.
12608 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
12610 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
12611 order to use commutative addition instead of subtraction.
12613 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12614 Mircea Namolaru <namolaru@il.ibm.com>
12615 Vladimir Yanovsky <yanov@il.ibm.com>
12616 Revital Eres <eres@il.ibm.com>
12618 PR tree-optimization/34263
12619 * tree-outof-ssa.c (process_single_block_loop_latch,
12620 contains_tree_r): New functions.
12621 (analyze_edges_for_bb): Call process_single_block_loop_latch
12622 function to empty single-basic-block latch block if possible.
12624 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12626 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
12628 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
12630 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12632 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
12634 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12636 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
12638 2008-01-05 Jakub Jelinek <jakub@redhat.com>
12640 PR tree-optimization/34618
12641 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
12644 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12647 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
12648 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
12649 Update copyright year.
12651 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
12652 Update copyright year.
12653 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
12656 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
12658 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
12659 edge does not point to current bb before changing need_assert.
12661 2008-01-04 Richard Guenther <rguenther@suse.de>
12663 PR middle-end/34029
12664 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
12665 for verifying purposes if they are is_gimple_min_invariant.
12667 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
12669 PR tree-optimization/34448
12670 PR tree-optimization/34465
12671 * gimplify.c (gimplify_init_constructor): Add new parameter
12672 notify_temp_creation. Use it.
12673 (gimplify_modify_expr_rhs): Take volatiles into account when
12674 optimizing constructors.
12675 Do not optimize constructors if gimplify_init_constructor will dump to
12677 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
12678 * gcc.c-torture/compile/pr34448.c: New.
12680 2008-01-04 Jakub Jelinek <jakub@redhat.com>
12682 PR gcov-profile/34609
12683 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
12684 return_slot if result is TREE_ADDRESSABLE.
12686 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
12688 * config/mips/mips.md (sqrt_condition): Tweak comment.
12689 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
12691 2008-01-03 Tom Tromey <tromey@redhat.com>
12694 * c-common.c (c_type_hash): Handle VLAs.
12696 2008-01-03 Jan Hubicka <jh@suse.cz>
12698 PR tree-optimization/31081
12699 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
12700 0 when inlining and not inlining to first basic block.
12701 (remap_decl): When var is initialized to 0, don't set default_def.
12702 (expand_call_inline): Set entry_bb.
12703 * tree-inline.h (copy_body_data): Add entry_bb.
12705 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12708 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
12711 PR tree-optimization/29484
12712 * tree-inline.c (inline_forbidden_p_2): New function.
12713 (inline_forbidden_p): Disallow inlining if some static var
12714 has an address of a local LABEL_DECL in its initializer.
12715 * doc/extend.texi (Labels as Values): Document &&foo behaviour
12718 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
12720 PR tree-optimization/34635
12721 * tree-data-ref.c (add_other_self_distances): Make sure that the
12722 evolution step is constant.
12724 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12726 PR middle-end/34608
12727 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
12729 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
12731 * tree-sra.c (scalarize_init): Insert the generate_element_init
12732 statements after the generate_element_zero statements.
12734 2008-01-02 Richard Guenther <rguenther@suse.de>
12736 PR middle-end/34093
12737 PR middle-end/31976
12738 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
12739 for very large number of operands instead of ICEing.
12741 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
12744 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
12745 while stack probing.
12747 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
12749 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
12752 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
12754 PR libmudflap/26442
12755 * tree-mudflap.c (mx_register_decls): Guard warning by
12756 !DECL_ARTIFICIAL check.
12758 2008-01-01 Jakub Jelinek <jakub@redhat.com>
12760 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
12761 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
12762 sse5_perm<mode>): Fix constraints.