1 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3 * doc/rtl.texi: Updated subreg section.
5 2008-06-19 Jakub Jelinek <jakub@redhat.com>
8 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9 node->needed and node->reachable.
10 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
11 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
12 (expand_task_call): Don't call expand_task_copyfn.
13 (expand_task_copyfn): Renamed to...
14 (finalize_task_copyfn): ... this.
16 2008-06-19 Jan Hubicka <jh@suse.cz>
18 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
19 clobbering framepointer.
21 2008-06-19 Jan Hubicka <jh@suse.cz>
23 * tree-optimize.c (execute_early_local_optimizations): Set
24 cgraph_state only at first invocation.
26 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28 * system.h (-Wc++-compat): Activate as a warning, no an error.
30 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
32 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
33 instead of "#" in insn asm template.
34 (*jcc_fused_2): Ditto.
36 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
38 * config/i386/i386.h (ix86_tune_indices)
39 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
40 (TARGET_FUSE_CMP_AND_BRANCH): New define.
41 * config/i386/i386.md (*jcc_fused_1): New insn pattern
42 (*jcc_fused_2): Ditto.
43 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
44 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
45 (print operand): Handle 'E' and 'e' code.
47 2008-06-19 Anatoly Sokolov <aesok@post.ru>
49 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
50 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
51 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
53 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
55 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
57 (cgraph_expand_function): Use local copy of decl.
58 (cgraph_expand_all_functions): Remove redundant initialization of
60 (cgraph_optimize): Reword internal_error message.
62 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
64 * arm-protos.h (arm_return_in_memory): Remove public
65 arm_return_in_memory() prototype.
66 * arm.c (arm_return_in_memory): Add static prototype, add target
67 hook macro, change definition and comments.
68 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
70 2008-06-19 Ben Elliston <bje@au.ibm.com>
72 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
73 real.c: Remove references to IEEE 754R.
74 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
75 * doc/libgcc.texi (Decimal float library routines): Likewise.
77 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
79 * targhooks.h (struct gcc_target): New member unwind_word_mode.
80 (default_unwind_word_mode): Add prototype.
81 * targhooks.c (default_unwind_word_mode): New function.
82 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
84 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
85 (TARGET_INITIALIZER): Use it.
87 * c-common.c (handle_mode_attribute): Support "unwind_word"
89 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
91 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
92 word_mode to access SjLj_Function_Context member "data".
93 (sjlj_emit_dispatch_table): Likewise. Also, perform type
94 conversion from targetm.eh_return_filter_mode () to
95 targetm.unwind_word_mode () if they differ.
97 * builtin-types.def (BT_UNWINDWORD): New primitive type.
98 (BT_FN_UNWINDWORD_PTR): New function type.
99 (BT_FN_WORD_PTR): Remove.
100 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
101 * except.c (expand_builtin_extend_pointer): Convert pointer to
102 targetm.unwind_word_mode () instead of word_mode.
104 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
105 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
106 (spu_unwind_word_mode): New function.
107 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
108 (TARGET_UNWIND_WORD_MODE): Define.
109 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
111 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
113 * config/spu/spu.c (reg_align): Remove.
114 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
115 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
116 (spu_split_store): Likewise.
118 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
120 * gcc/tree-vn.c: Fix typo in comment.
122 2008-06-18 Jan Hubicka <jh@suse.cz>
124 * cgraphunit.c (cgraph_optimize): Output debug info when doing
125 toplevel reorder too.
127 2008-06-18 Jan Hubicka <jh@suse.cz>
129 * c-opts.c (c_common_post_options): PCH is not compatible with
131 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
132 -fno-toplevel-reorder by default now.
134 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
136 PR documentation/30739
137 * doc/install.texi (Prerequisites): Document dependency on awk.
139 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
140 Ian Lance Taylor <iant@google.com>
142 PR rtl-optimization/35604
143 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
144 only want to change jump destinations, not eventual label comparisons.
146 2008-06-16 Jan Hubicka <jh@suse.cz>
148 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
150 (cgraph_analyze_function): Likewise.
152 2008-06-16 Jan Hubicka <jh@suse.cz>
154 * cgraph.h (cgraph_mark_if_needed): New function.
155 * cgraphunit.c (cgraph_mark_if_needed): New function.
156 * c-decl.c (duplicate_decl): Use it.
158 2008-06-16 Jan Hubicka <jh@suse.cz>
160 * cgraph.c (cgraph_add_new_function): When in expansion state, do
163 2008-06-16 Jan Hubicka <jh@suse.cz>
165 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
167 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
168 Kazu Hirata <kazu@codesourcery.com>
169 Maxim Kuvyrkov <maxim@codesourcery.com
171 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
172 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
173 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
174 EXTRA_SPEC_FUNCTIONS.
175 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
176 (DRIVER_SELF_SPECS): Adjust.
177 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
178 * config/mips/st.h, config/mips/t-st: New.
179 * config/mips/driver-native.c, config/mips/x-native: New.
180 * doc/invoke.texi (MIPS): Document 'native' value for -march and
183 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
185 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
187 (ISA_HAS_FP_CONDMOVE): New macro.
188 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
189 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
190 (ISA_HAS_NMADD3_NMSUB3): New macro.
191 * config/mips/mips.c (mips_rtx_costs): Update.
192 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
193 compiling for ST Loongson 2E/2F.
194 (madd<mode>): Rename to madd4<mode>. Update.
195 (madd3<mode>): New pattern.
196 (msub<mode>): Rename to msub4<mode>. Update.
197 (msub3<mode>): New pattern.
198 (nmadd<mode>): Rename to nmadd4<mode>. Update.
199 (nmadd3<mode>): New pattern.
200 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
201 (nmadd3<mode>_fastmath): New pattern.
202 (nmsub<mode>): Rename to nmsub4<mode>. Update.
203 (nmsub3<mode>): New pattern.
204 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
205 (nmsub3<mode>_fastmath): New pattern.
206 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
208 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
210 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
211 (DF_REF_INSN_INFO): New.
212 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
213 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
214 with a NULL DF_REF_INSN_INFO.
215 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
217 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
218 DF_INSN_INFO_EQ_USES): New.
219 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
220 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
221 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
222 * df-core.c: Update comment for above changes.
223 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
224 DF_INSN_UID_* macros.
225 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
226 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
227 insn rtx. Update all callers.
228 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
229 df_ref_create_structure, df_insn_refs_collect): Likewise.
230 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
231 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
232 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
233 macros to access the insn refs.
234 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
235 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
236 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
237 for accessing the refs.
238 (try_fwprop_subst): Likewise.
239 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
240 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
241 for accessing the refs.
242 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
243 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
244 to look at the insn refs.
245 (record_uses): Likewise.
246 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
248 (mark_artificial_uses): Don't mark_insn for artificial refs.
249 (mark_reg_rependencies): Likewise.
251 * doc/rtl.texi: Remove documentation of ADDRESSOF.
253 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
255 * configure: Regenerate.
257 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
259 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
260 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
261 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
263 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
265 * config/avr/avr.c (avr_mcu_t): Add attiny167.
266 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
267 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
269 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
271 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
272 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
273 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
275 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
277 * tree-ssa-sccvn.c: Fix format of comments.
279 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
281 * cgraph.c: Remove unneeded forward declarations of eq_node()
284 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
286 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
288 (see_update_relevancy): Likewise.
289 * fwprop.c (try_fwprop_subst): Likewise.
290 * rtlanal.c (noop_move_p): Likewise.
291 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
292 notes to non-existing libcall blocks.
293 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
295 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
296 (dead_libcall_p): Remove.
297 (delete_trivially_dead_insns): Don't use it.
298 * web.c (union_defs): Remove comment about keeping nops.
299 * gcse.c (hash_scan_insn): Don't take libcall pointers.
300 (compute_hash_table_work): Don't track libcall notes.
301 (do_local_cprop): Don't take libcall pointers. Don't update
303 (adjust_libcall_notes): Deleted.
304 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
305 ever have existed in the first place).
306 (replace_store_insn): Don't try to remove libcall notes.
307 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
308 (resolve_reg_notes): Don't call them.
309 (resolve_simple_move): Likewise.
310 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
311 Don't remove REG_RETVAL notes.
312 * emit-rtl.c (try_split): Don't update libcall notes.
313 (emit_copy_of_insn_after): Dito.
314 * cselib.c (cselib_current_insn_in_libcall): Remove.
315 (cselib_process_insn): Don't set/clear it.
316 (new_elt_loc_list): Don't record it.
317 (cselib_init): Don't initialize it.
318 * cselib.c (struct elt_loc_list): Remove in_libcall field.
319 * loop-invariant.c (find_invariant_insn): Don't look for libcall
321 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
322 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
323 (init_deps): Don't initialize it.
324 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
325 * combine.c (delete_noop_moves): Don't update libcall notes.
326 (can_combine_p): Remove now pointless #if 0 block.
327 (try_combine): Remove another obsolete #if 0 block.
328 (distribute_notes): Don't distribute libcall notes.
329 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
330 * dce.c (libcall_dead_p): Remove.
331 (delete_unmarked_insns): Don't handle libcall blocks.
332 (preserve_libcall_for_dce): Remove.
333 (prescan_insns_for_dce): Don't special-case libcall block insns.
334 * reload1 (reload): Don't handle libcall notes.
335 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
338 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
340 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
341 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
342 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
344 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
346 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
347 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
348 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
350 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
352 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
354 2008-06-16 Ira Rosen <irar@il.ibm.com>
356 PR tree-optimization/36493
357 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
358 the arguments list. Use VECTYPE to create vector pointer.
359 (vectorizable_store): Fail if accesses through a pointer to vectype
360 do not alias the original memory reference operands.
361 Call vect_create_data_ref_ptr without the removed argument.
362 (vectorizable_load): Likewise.
363 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
366 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
369 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
372 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
374 * config/mips/loongson2ef.md: New file.
375 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
376 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
377 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
378 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
379 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
381 (loongson2ef.md): New include.
382 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
383 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
384 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
385 (loongson_gt_<mode>, loongson_extract_halfword)
386 (loongson_insert_halfword_0, loongson_insert_halfword_2)
387 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
388 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
389 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
390 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
391 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
392 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
393 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
394 (vec_interleave_low<mode>): Define type attribute.
395 * config/mips/mips.c (mips_ls2): New static variable.
396 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
397 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
398 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
399 Implement target scheduling hooks.
400 (mips_multipass_dfa_lookahead): Update to handle tuning for
402 (mips_sched_init): Initialize data for Loongson scheduling.
403 (mips_ls2_variable_issue): New static function.
404 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
406 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
407 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
408 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
409 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
410 Handle ST Loongson 2E/2F cores.
411 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
413 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
415 * omp-low.c (extract_omp_for_data): Fix comment typo.
418 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
420 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
421 FIXME note about gcc/config.guess.
422 * doc/options.texi (Option file format): Remove non-ASCII bytes.
423 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
424 * doc/cppopts.texi: Likewise.
425 * doc/extend.texi: Likewise.
426 * doc/gcc.texi: Likewise.
427 * doc/gccint.texi: Likewise.
428 * doc/gcov.texi: Likewise.
429 * doc/gty.texi: Likewise.
430 * doc/hostconfig.texi: Likewise.
431 * doc/install.texi: Likewise.
432 * doc/invoke.texi: Likewise.
433 * doc/loop.texi: Likewise.
434 * doc/makefile.texi: Likewise.
435 * doc/md.texi: Likewise.
436 * doc/passes.texi: Likewise.
437 * doc/tm.texi: Likewise.
438 * doc/tree-ssa.texi: Likewise.
439 * doc/trouble.texi: Likewise.
441 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
442 Nathan Sidwell <nathan@codesourcery.com>
443 Maxim Kuvyrkov <maxim@codesourcery.com>
444 Richard Sandiford <rdsandiford@googlemail.com>
446 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
447 * config/mips/mips-protos.h (mips_expand_vector_init): New.
448 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
450 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
451 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
452 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
454 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
455 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
456 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
457 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
458 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
459 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
460 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
461 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
462 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
463 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
464 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
465 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
466 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
467 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
468 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
469 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
470 (mips_builtins): Add Loongson builtins.
471 (mips_loongson_2ef_bdesc): New.
472 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
473 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
474 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
475 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
477 (mips_expand_vector_init): New.
478 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
479 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
481 * config/mips/mips.md: Add unspec numbers for Loongson
482 builtins. Include loongson.md.
483 (MOVE64): Include Loongson vector modes.
484 (SPLITF): Include Loongson vector modes.
485 (HALFMODE): Handle Loongson vector modes.
486 * config/mips/loongson.md: New.
487 * config/mips/loongson.h: New.
488 * config.gcc: Add loongson.h header for mips*-*-* targets.
489 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
491 2008-06-14 Joseph Myers <joseph@codesourcery.com>
493 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
494 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
495 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
496 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
497 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
498 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
499 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
500 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
501 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
502 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
503 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
504 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
505 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
506 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
507 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
508 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
509 Remove use_fixproto=yes.
510 (ia64*-*-hpux*): Remove comment about using fixproto.
511 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
513 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
515 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
517 * configure: Regenerate.
519 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
522 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
523 before evaluating it.
525 2008-06-13 Jakub Jelinek <jakub@redhat.com>
528 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
529 nested inline functions.
530 (start_decl, start_function): Don't invert DECL_EXTERNAL
531 for nested inline functions.
533 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
535 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
536 splits that must be made for correctness.
538 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
540 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
541 (AVAIL_NON_MIPS16): Likewise.
542 (mips_builtin_description): Replace target_flags with a predicate.
543 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
544 (dspr2_32): New availability predicates.
545 (MIPS_BUILTIN): New macro.
546 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
547 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
548 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
549 Replace the TARGET_FLAGS parameters with AVAIL parameters.
550 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
551 (mips_dsp_32only_bdesc): Merge into...
552 (mips_builtins): ...this new array.
553 (mips_bdesc_map, mips_bdesc_arrays): Delete.
554 (mips_init_builtins): Update after above changes.
555 (mips_expand_builtin_1): Merge into...
556 (mips_expand_builtin): ...here and update after above changes.
558 2008-06-12 Paul Brook <paul@codesourcery.com>
560 * longlong.h (__arm__): Define count_leading_zeros.
561 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
562 (clzsi2, clzdi2): New functions.
563 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
564 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
565 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
566 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
567 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
568 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
569 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
570 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
571 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
572 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
574 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
576 * config/m68k/m68k.c (m68k_tune_flags): New.
577 (override_options): Compute m68k_tune_flags.
578 (MULL_COST, MULW_COST): Update for various variants of CFV2.
579 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
581 2008-06-12 Jakub Jelinek <jakub@redhat.com>
584 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
586 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
588 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
589 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
591 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
593 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
594 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
596 2008-06-12 Jakub Jelinek <jakub@redhat.com>
599 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
602 2008-06-12 Richard Guenther <rguenther@suse.de>
604 PR tree-optimization/36345
605 * tree-flow.h (struct ptr_info_def): Align escape_mask,
606 add memory_tag_needed flag.
607 (may_alias_p): Declare.
608 * tree-ssa-alias.c (may_alias_p): Export.
609 (set_initial_properties): Use memory_tag_needed flag.
610 (update_reference_counts): Likewise.
611 (reset_alias_info): Reset memory_tag_needed flag.
612 (create_name_tags): Check memory_tag_needed flag.
613 (dump_points_to_info_for): Dump it.
614 * tree-ssa-structalias.c (struct variable_info): Remove
615 directly_dereferenced flag.
616 (new_var_info): Do not initialize it.
617 (process_constraint_1): Do not set it.
618 (update_alias_info): Set is_dereferenced flag.
619 (set_uids_in_ptset): Use may_alias_p.
620 (set_used_smts): Check memory_tag_needed flag.
621 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
622 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
623 memory_tag_needed flag.
624 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
627 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
629 * config/i386/i386.c (ix86_compute_frame_layout): Disable
630 red zone for w64 abi.
631 (ix86_expand_prologue): Likewise.
632 (ix86_force_to_memory): Likewise.
633 (ix86_free_from_memory): Likewise.
635 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
638 * config/rs6000/rs6000.c (rs6000_override_options): Set
639 rs6000_isel conditionally to the absence of comand line override.
640 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
641 Remove duplicate rs6000_isel setting.
642 * config/rs6000/eabispe.h: Ditto.
644 2008-06-11 Richard Guenther <rguenther@suse.de>
646 * alias.c (get_alias_set): Use the element alias-set for arrays.
647 (record_component_aliases): For arrays and vectors do nothing.
648 * c-common.c (strict_aliasing_warning): Handle the cases
649 of alias set zero explicitly.
650 * Makefile.in (dfp.o-warn): Add -Wno-error.
652 2008-06-11 Joseph Myers <joseph@codesourcery.com>
654 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
656 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
657 tune_32 tune_64 to supported_defaults. Allow values not
658 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
659 x86_64. Do not override cpu_32 or cpu_64 values from target name.
660 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
661 with_cpu_64 to generic for 64-bit-supporting configurations, not
662 with_cpu. Remove FIXMEs.
663 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
664 --with-arch-64, --with-tune-32, --with-tune-64): Document.
665 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
666 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
669 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
670 Olivier Hainque <hainque@adacore.com>
672 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
673 Use DECL_SIZE_UNIT to retrieve the size of the field.
675 2008-06-11 Joseph Myers <joseph@codesourcery.com>
677 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
678 with function calls after declarations. Lay out
679 neon_float_type_node before further use.
681 2008-06-11 Richard Guenther <rguenther@suse.de>
683 * tree-flow.h (may_point_to_global_var): Declare.
684 * tree-ssa-alias.c (may_point_to_global_var): New function.
685 * tree-ssa-sink.c (is_hidden_global_store): Use it.
687 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
689 * configure.ac: Teach that fido supports .debug_line.
690 * configure: Regenerate.
692 2008-06-10 Tom Tromey <tromey@redhat.com>
694 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
697 2008-06-10 Joseph Myers <joseph@codesourcery.com>
699 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
700 (encode_decimal64, decode_decimal64, encode_decimal128,
701 decode_decimal128): Reverse order of 32-bit parts of value if host
702 and target endianness differ.
704 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
706 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
708 (tree_mod_pow2_value_transform): Likewise.
709 (tree_ic_transform): Likewise.
710 (tree_stringops_transform): Likewise.
711 (tree_mod_subtract_transform): Likewise.
712 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
713 (copy_edges_for_bb): Likewise.
714 (initialize_cfun): Likewise.
716 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
718 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
719 nonmemory_operand. Add "N" operand constraint.
721 (*jcc_btdi_mask_rex64): New instruction and split pattern.
722 (*jcc_btsi_mask): Ditto.
723 (*jcc_btsi_mask_1): Ditto.
725 2008-06-10 Joseph Myers <joseph@codesourcery.com>
727 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
728 TYPE_CANONICAL for copied element type.
730 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
733 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
734 Add m_CORE2 and m_GENERIC.
735 * config/i386/predicates.md (bt_comparison_operator): New predicate.
736 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
738 (*jcc_btdi_rex64): New instruction and split pattern.
740 (*jcc_btsi_1): Ditto.
741 (*btsq): Fix Intel asm dialect operand order.
745 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
748 * simplify-rtx.c (simplify_subreg): Add check for shift count
751 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
753 * doc/md.texi: Synchronize with later constraints.md change.
754 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
755 with a C implementation.
756 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
758 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
759 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
760 when moving to and from MD_REGNUM.
761 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
762 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
763 Handle byte and halfword moves.
764 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
766 * config/mips/constraints.md (h): Turn into NO_REGS.
767 (l, x): Update documentation.
768 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
769 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
770 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
771 (HILO): New mode iterator.
773 (any_div): New code iterator.
774 (u): Extend code attribute to div and udiv.
775 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
776 d_operand in the splitters. Remove redundant CONST_INT checks.
777 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
778 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
779 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
780 accordingly, using normal moves instead of unspecs to move LO into
781 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
782 (<u>mulsidi3): Handle expansion in C code.
783 (<u>mulsidi3_32bit_internal): Rename to...
784 (<u>mulsidi3_32bit): ...this.
785 (<u>mulsidi3_32bit_r4000): Fix insn separator.
786 (*<u>mulsidi3_64bit): Rename to...
787 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
788 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
789 to set LO and HI to the multiplication result. Use a normal move
790 for MFLO and an unspec for MFHI.
791 (*<u>mulsidi3_64bit_parts): Replace with...
792 (<u>mulsidi3_64bit_hilo): ...this new instruction.
793 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
794 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
795 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
796 instead of HI. Split the instruction into a separate multiplication
797 and MFHI if !TARGET_FIX_R4000.
798 (<su>muldi3_highpart): Likewise.
799 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
800 and the "=h" clobber.
801 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
802 (<u>mulditi3): New expander.
803 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
804 (madsi): Remove "=h" clobber.
805 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
806 Force the modulus result to be a GPR and split the instruction into
807 a division followed by an MFHI after reload.
808 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
809 (*lea_high64): Use d_operand in the define_peephole2. Likewise
810 the MIPS16 HIGH define_split.
811 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
812 of acc<->gpr moves to "multi".
813 (*movdi_64bit): Replace the single "x" alternative with
814 alternatives for moving into and out of "a".
815 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
816 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
817 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
818 Use d_operand in the splitters. Remove redundant CONST_INT checks.
819 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
820 (movti): New expander.
821 (*movti, *movti_mips16): New insns.
822 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
823 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
824 (mthi<GPR:mode>_<HILO:mode>): Likewise.
825 * config/mips/predicates.md (fpr_operand): Delete.
826 (d_operand): New predicate.
828 2008-06-09 Michael Meissner <michael.meissner@amd.com>
830 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
831 failure on some Bourne shells.
834 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
836 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
838 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
840 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
841 (sparc-sun-solaris2*): Likewise.
843 2008-06-09 Arnaud Charlet <charlet@adacore.com
845 * doc/install.texi: Update requirements to build the Ada compiler.
847 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
849 * df-scan.c (struct df_scan_problem_data): Remove the
850 mw_link_pool alloc pool.
851 (df_scan_free_internal): Don't free it.
852 (df_scan_alloc): Don't allocate it.
853 * df.h (struct df_link): Update comment.
855 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
857 * except.h: Correct checks for when SJLJ exceptions must be used.
859 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
861 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
864 2008-06-08 Joseph Myers <joseph@codesourcery.com>
866 PR tree-optimization/36218
867 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
868 configure for the build system.
869 (BUILD_LDFLAGS): Define.
870 * configure: Regenerate.
871 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
873 2008-07-08 Anatoly Sokolov <aesok@post.ru>
876 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
877 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
878 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
880 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
882 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
884 2008-06-07 Joseph Myers <joseph@codesourcery.com>
886 * config.gcc (Obsolete configurations): Remove list of
888 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
889 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
890 targets matched by those patterns.
891 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
892 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
893 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
894 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
895 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
896 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
897 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
898 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
899 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
900 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
901 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
902 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
903 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
904 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
905 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
906 Make code for Solaris 7 and greater unconditional for Solaris.
907 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
908 Remove --with-* handling.
909 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
910 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
911 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
912 LINK_OS_WINDISS_SPEC): Remove.
913 * config/rs6000/sysv4.opt (mwindiss): Remove.
914 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
915 * configure: Regenerate.
916 * doc/cpp.texi: Don't mention BeOS.
917 * doc/extend.texi (interrupt): Don't mention MS1.
918 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
919 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
920 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
921 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
922 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
924 * doc/invoke.texi (MT Options): Remove.
926 (CRIS Options): Remove cris-axis-aout references.
927 (HPPA Options): Don't mention hppa1.1-*-pro.
928 * doc/md.texi: (MorphoTech family): Remove.
929 * libgcc2.c: Don't handle UWIN.
930 * config/alpha/t-unicosmk: Remove.
931 * config/alpha/unicosmk.h: Remove.
932 * config/arm/kaos-arm.h: Remove.
933 * config/arm/kaos-strongarm.h: Remove.
934 * config/arm/strongarm-coff.h: Remove.
935 * config/arm/strongarm-elf.h: Remove.
936 * config/arm/strongarm-pe.h: Remove.
937 * config/arm/t-strongarm-pe: Remove.
938 * config/arm/t-xscale-coff: Remove.
939 * config/arm/t-xscale-elf: Remove.
940 * config/arm/xscale-coff.h: Remove.
941 * config/arm/xscale-elf.h: Remove.
942 * config/chorus.h: Remove.
943 * config/cris/aout.h: Remove.
944 * config/cris/aout.opt: Remove.
945 * config/cris/t-aout: Remove.
946 * config/i386/beos-elf.h: Remove.
947 * config/i386/kaos-i386.h: Remove.
948 * config/i386/ptx4-i.h: Remove.
949 * config/i386/sco5.h: Remove.
950 * config/i386/sco5.opt: Remove.
951 * config/i386/sysv4-cpp.h: Remove.
952 * config/i386/sysv5.h: Remove.
953 * config/i386/t-beos: Remove.
954 * config/i386/t-sco5: Remove.
955 * config/i386/t-uwin: Remove.
956 * config/i386/uwin.asm: Remove.
957 * config/i386/uwin.h: Remove.
958 * config/kaos.h: Remove.
959 * config/mips/windiss.h: Remove.
960 * config/mt: Remove directory.
961 * config/pa/pa-osf.h: Remove.
962 * config/pa/pa-pro-end.h: Remove.
963 * config/pa/t-pro: Remove.
964 * config/ptx4.h: Remove.
965 * config/rs6000/beos.h: Remove.
966 * config/rs6000/kaos-ppc.h: Remove.
967 * config/rs6000/t-beos: Remove.
968 * config/rs6000/windiss.h: Remove.
969 * config/sh/kaos-sh.h: Remove.
970 * config/sol2-6.h: Remove.
971 * config/sparc/sol26-sld.h: Remove.
972 * config/sparc/sysv4-only.h: Remove.
973 * config/vax/bsd.h: Remove.
974 * config/vax/t-memfuncs: Remove.
975 * config/vax/ultrix.h: Remove.
976 * config/vax/vaxv.h: Remove.
977 * config/windiss.h: Remove.
979 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
981 PR rtl-optimization/36438
982 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
983 for vector shifts with constant scalar shift operands.
985 2008-06-06 Sandip Matte <sandip@rmicorp.com>
987 * doc/invoke.texi: Document -march=xlr.
988 * config/mips/xlr.md: New file.
989 * config/mips/mips.md: Include it.
991 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
992 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
993 (mips_rtx_cost_data): Likewise.
995 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
997 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
998 PRE_INC and PRE_DEC cases.
1000 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1002 PR rtl-optimization/36419
1003 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
1004 the emitting jump insn.
1007 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
1008 is not bool, boolify the whole *expr_p and convert to the desired type.
1010 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1012 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
1013 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
1014 Add omp_private_outer_ref hook, add another argument to
1015 omp_clause_default_ctor hook.
1016 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
1017 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
1018 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
1019 hook_tree_tree_tree_tree_null.
1020 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
1021 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
1022 * hooks.c (hook_tree_tree_tree_tree_null): New function.
1023 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
1024 * tree.def (OMP_TASK): New tree code.
1025 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
1026 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
1027 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
1028 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
1029 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
1030 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
1031 OMP_CLAUSE_COLLAPSE_EXPR): Define.
1032 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1033 (OMP_DIRECTIVE_P): Add OMP_TASK.
1034 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
1035 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
1036 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
1037 and OMP_CLAUSE_UNTIED entries.
1038 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
1040 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1041 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
1042 * tree-pretty-print.c (dump_omp_clause): Handle
1043 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
1044 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1045 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
1046 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
1047 warning about unsigned iterators. Change decl/init/cond/incr
1048 arguments to TREE_VECs, check arguments for all collapsed loops.
1049 (c_finish_omp_taskwait): New function.
1050 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
1052 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
1053 default_function_array_conversion on init. Add par_clauses argument.
1054 If decl is present in parallel's lastprivate clause, change it to
1055 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
1056 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
1057 collapse count in clauses.
1058 (c_parser_omp_for, c_parser_omp_parallel): Adjust
1059 c_parser_omp_for_loop callers.
1060 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
1061 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
1062 (c_parser_omp_clause_name): Handle collapse and untied clauses.
1063 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
1065 (c_parser_omp_clause_schedule): Handle schedule(auto).
1066 Include correct location in the error message.
1067 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
1068 and PRAGMA_OMP_CLAUSE_UNTIED.
1069 (OMP_TASK_CLAUSE_MASK): Define.
1070 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
1071 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
1072 * tree-nested.c (convert_nonlocal_omp_clauses,
1073 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
1074 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
1075 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1076 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
1078 (conver_nonlocal_reference, convert_local_reference,
1079 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
1080 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
1081 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
1082 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
1083 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
1084 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
1085 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
1086 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
1087 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
1089 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
1090 * c-common.h (c_finish_omp_taskwait): New prototype.
1091 * gimple-low.c (lower_stmt): Handle OMP_TASK.
1092 * tree-parloops.c (create_parallel_loop): Create 1 entry
1093 vectors for OMP_FOR_{INIT,COND,INCR}.
1094 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1095 (make_edges): Handle OMP_TASK.
1096 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
1097 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1098 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
1099 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
1100 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
1101 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
1102 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
1103 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
1104 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
1105 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
1106 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
1107 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
1108 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
1109 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
1110 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
1111 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
1112 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
1113 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
1114 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
1115 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
1116 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
1117 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
1118 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
1119 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
1120 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
1121 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
1122 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
1123 original iterator is present in lastprivate clause or if
1124 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
1125 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1126 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
1127 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
1128 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
1129 if it is set, lookup var in outer contexts too. Handle
1130 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
1131 to be implicitly determined firstprivate for task regions.
1132 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
1133 if it is set, lookup var in outer contexts too. Set
1134 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
1135 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
1136 OMP_CLAUSE_UNTIED. Take region_type as last argument
1137 instead of in_parallel and in_combined_parallel.
1138 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
1140 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
1141 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
1142 (new_omp_context): Set default_kind to
1143 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
1144 (omp_region_type): New enum.
1145 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
1146 fields, add region_type.
1147 (new_omp_context): Take region_type as argument instead of is_parallel
1148 and is_combined_parallel.
1149 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
1150 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
1151 ctx->is_combined_parallel checks.
1152 (gimplify_omp_task): New function.
1153 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
1155 * omp-low.c (extract_omp_for_data): Use schedule(static)
1156 for schedule(auto). Handle pointer and unsigned iterators.
1157 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
1158 Add loops argument. Extract data for collapsed OMP_FOR loops.
1159 (expand_parallel_call): Assert sched_kind isn't auto,
1160 map runtime schedule to index 3.
1161 (struct omp_for_data_loop): New type.
1162 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
1163 Add loop, loops, collapse and iter_type fields.
1164 (workshare_safe_to_combine_p): Disallow combined for if
1165 iter_type is unsigned long long. Don't combine collapse > 1 loops
1166 unless all bounds and steps are constant. Adjust extract_omp_for_data
1168 (expand_omp_for_generic): Handle pointer, unsigned and long long
1169 iterators. Handle collapsed OMP_FOR loops. Adjust
1170 for struct omp_for_data changes. If libgomp function doesn't return
1171 boolean_type_node, add comparison of the return value with 0.
1172 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
1173 pointer, unsigned and long long iterators. Adjust for struct
1174 omp_for_data changes.
1175 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
1176 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
1177 unsigned long long. Allocate loops array, pass it to
1178 extract_omp_for_data. For collapse > 1 loops use always
1179 expand_omp_for_generic.
1180 (omp_context): Add sfield_map and srecord_type fields.
1181 (is_task_ctx, lookup_sfield): New functions.
1182 (use_pointer_for_field): Use is_task_ctx helper. Change first
1183 argument's type from const_tree to tree. Clarify comment.
1184 In OMP_TASK disallow copy-in/out sharing.
1185 (build_sender_ref): Call lookup_sfield instead of lookup_field.
1186 (install_var_field): Add mask argument. Populate both record_type
1187 and srecord_type if needed.
1188 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
1190 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
1191 and DECL_FIELD_OFFSET.
1192 (scan_sharing_clauses): Adjust install_var_field callers. For
1193 firstprivate clauses on explicit tasks allocate the var by value in
1194 record_type unconditionally, rather than by reference.
1195 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
1196 Use is_taskreg_ctx instead of is_parallel_ctx.
1197 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1198 (create_omp_child_function_name): Add task_copy argument, use
1199 *_omp_cpyfn* names if it is true.
1200 (create_omp_child_function): Add task_copy argument, if true create
1201 *_omp_cpyfn* helper function.
1202 (scan_omp_parallel): Adjust create_omp_child_function callers.
1203 Rename parallel_nesting_level to taskreg_nesting_level.
1204 (scan_omp_task): New function.
1205 (lower_rec_input_clauses): Don't run constructors for firstprivate
1206 explicit task vars which are initialized by *_omp_cpyfn*.
1207 Pass outer var ref to omp_clause_default_ctor hook if
1208 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
1209 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
1210 OMP_CLAUSE_REDUCTION_INIT.
1211 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
1212 avoid duplicate setting of fields. Handle
1213 OMP_CLAUSE_PRIVATE_OUTER_REF.
1214 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
1215 copy-out if TREE_READONLY, only copy-in.
1216 (expand_task_copyfn): New function.
1217 (expand_task_call): New function.
1218 (struct omp_taskcopy_context): New type.
1219 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
1221 (lower_omp_parallel): Rename to...
1222 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1223 Call create_task_copyfn if srecord_type is needed. Adjust
1225 (task_shared_vars): New variable.
1226 (check_omp_nesting_restrictions): Warn if work-sharing,
1227 barrier, master or ordered region is closely nested inside OMP_TASK.
1228 Add warnings for barrier if closely nested inside of work-sharing,
1229 ordered, or master region.
1230 (scan_omp_1): Call check_omp_nesting_restrictions even for
1231 GOMP_barrier calls. Rename parallel_nesting_level to
1232 taskreg_nesting_level. Handle OMP_TASK.
1233 (lower_lastprivate_clauses): Even if some lastprivate is found on a
1234 work-sharing construct, continue looking for them on parent parallel
1236 (lower_omp_for_lastprivate): Add lastprivate clauses
1237 to the beginning of dlist rather than end. Adjust for struct
1238 omp_for_data changes.
1239 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
1240 not after it. Handle collapsed OMP_FOR loops, adjust for
1241 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
1242 (get_ws_args_for): Adjust extract_omp_for_data caller.
1243 (scan_omp_for): Handle collapsed OMP_FOR
1244 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1245 (lower_omp_single_simple): If libgomp function doesn't return
1246 boolean_type_node, add comparison of the return value with 0.
1247 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
1248 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
1249 (parallel_nesting_level): Rename to...
1250 (taskreg_nesting_level): ... this.
1251 (is_taskreg_ctx): New function.
1252 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
1254 (execute_lower_omp): Rename parallel_nesting_level to
1255 taskreg_nesting_level.
1256 (expand_omp_parallel): Rename to...
1257 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1258 Call omp_task_call for OMP_TASK regions.
1259 (expand_omp): Adjust caller, handle OMP_TASK.
1260 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
1262 * bitmap.c (bitmap_default_obstack_depth): New variable.
1263 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
1264 if argument is NULL and bitmap_default_obstack is already initialized.
1265 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
1267 * matrix-reorg.c (matrix_reorg): Likewise.
1269 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1271 * config/i386/i386.md (*indirect_jump): Macroize using P
1272 mode iterator. Remove !TARGET_64BIT from insn constraints.
1273 (*tablejump_1): Ditto.
1274 (*indirect_jump_rex64): Remove insn pattern.
1275 (*tablejump_1_rex64): Ditto.
1276 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
1277 and eh_return_si insn patterns.
1279 2008-06-06 Richard Guenther <rguenther@suse.de>
1281 * tree-ssa-structalias.c (merge_smts_into): Remove.
1282 (find_what_p_points_to): Do not bother to compute the
1283 points-to set for pt_anything pointers.
1284 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
1285 for pt_anything pointers is ok.
1287 2008-06-06 Jan Hubicka <jh@suse.cz>
1289 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
1291 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1293 * cgraph.c: Fix typos in comments.
1294 (cgraph_availability_names): Fix string typo.
1295 * fold-const.c: Fix typos in comments.
1296 (fold_binary): Fix typo in warning.
1297 * genautomata.c: Fix typos in comments.
1298 (check_presence_pattern_sets): Fix typo in local variable.
1299 (output_description): Fix typo in output.
1300 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
1301 * hwint.h: Likewise.
1302 * matrix-reorg.c (check_allocation_function): Likewise.
1303 * omega.c (smooth_weird_equations): Likewise.
1304 * auto-inc-dec.c: Fix typos in comments.
1305 * bb-reorder.c: Likewise.
1306 * builtins.c: Likewise.
1307 * c-common.c: Likewise.
1308 * c-cppbuiltin.c: Likewise.
1309 * c-parser.c: Likewise.
1310 * c-pretty-print.c: Likewise.
1311 * cfgcleanup.c: Likewise.
1312 * cfgexpand.c: Likewise.
1313 * cfghooks.c: Likewise.
1314 * cfglayout.c: Likewise.
1315 * cfgloopmanip.c: Likewise.
1316 * cgraphunit.c: Likewise.
1317 * coverage.c: Likewise.
1318 * dbxout.c: Likewise.
1319 * df-byte-scan.c: Likewise.
1320 * df-core.c: Likewise.
1321 * df-problems.c: Likewise.
1322 * df-scan.c: Likewise.
1324 * dominance.c: Likewise.
1325 * domwalk.c: Likewise.
1327 * dwarf2out.c: Likewise.
1328 * emit-rtl.c: Likewise.
1329 * et-forest.c: Likewise.
1330 * function.c: Likewise.
1331 * function.h: Likewise.
1333 * gcov-io.c: Likewise.
1336 * genattrtab.c: Likewise.
1337 * ggc-page.c: Likewise.
1338 * gimplify.c: Likewise.
1339 * gthr-lynx.h: Likewise.
1340 * haifa-sched.c: Likewise.
1341 * ipa-cp.c: Likewise.
1342 * ipa-inline.c: Likewise.
1343 * ipa-prop.h: Likewise.
1344 * ipa-pure-const.c: Likewise.
1345 * ipa-struct-reorg.c: Likewise.
1346 * ipa-struct-reorg.h: Likewise.
1347 * ipa-type-escape.c: Likewise.
1349 * loop-doloop.c: Likewise.
1350 * mips-tfile.c: Likewise.
1351 * mkmap-flat.awk: Likewise.
1352 * mkmap-symver.awk: Likewise.
1353 * modulo-sched.c: Likewise.
1354 * omp-low.c: Likewise.
1355 * optabs.c: Likewise.
1356 * optabs.h: Likewise.
1358 * passes.c: Likewise.
1359 * postreload-gcse.c: Likewise.
1360 * postreload.c: Likewise.
1361 * predict.c: Likewise.
1362 * pretty-print.h: Likewise.
1363 * profile.c: Likewise.
1364 * protoize.c: Likewise.
1365 * ra-conflict.c: Likewise.
1367 * recog.c: Likewise.
1368 * regclass.c: Likewise.
1370 * reload.c: Likewise.
1371 * rtl-error.c: Likewise.
1372 * rtlanal.c: Likewise.
1374 * sched-rgn.c: Likewise.
1377 * target.h: Likewise.
1378 * tree-dfa.c: Likewise.
1379 * tree-eh.c: Likewise.
1380 * tree-flow-inline.h: Likewise.
1381 * tree-inline.c: Likewise.
1382 * tree-into-ssa.c: Likewise.
1383 * tree-loop-distribution.c: Likewise.
1384 * tree-nested.c: Likewise.
1385 * tree-parloops.c: Likewise.
1386 * tree-pass.h: Likewise.
1387 * tree-pretty-print.c: Likewise.
1388 * tree-profile.c: Likewise.
1389 * tree-scalar-evolution.c: Likewise.
1390 * tree-sra.c: Likewise.
1391 * tree-ssa-alias-warnings.c: Likewise.
1392 * tree-ssa-ccp.c: Likewise.
1393 * tree-ssa-coalesce.c: Likewise.
1394 * tree-ssa-dom.c: Likewise.
1395 * tree-ssa-dse.c: Likewise.
1396 * tree-ssa-forwprop.c: Likewise.
1397 * tree-ssa-live.c: Likewise.
1398 * tree-ssa-live.h: Likewise.
1399 * tree-ssa-loop-im.c: Likewise.
1400 * tree-ssa-loop-ivopts.c: Likewise.
1401 * tree-ssa-loop-niter.c: Likewise.
1402 * tree-ssa-loop-prefetch.c: Likewise.
1403 * tree-ssa-phiopt.c: Likewise.
1404 * tree-ssa-phiprop.c: Likewise.
1405 * tree-ssa-sccvn.c: Likewise.
1406 * tree-ssa-ter.c: Likewise.
1407 * tree-ssa-threadupdate.c: Likewise.
1408 * tree-ssa.c: Likewise.
1409 * tree-vect-analyze.c: Likewise.
1410 * tree-vect-transform.c: Likewise.
1411 * tree-vectorizer.c: Likewise.
1412 * tree-vn.c: Likewise.
1413 * tree-vrp.c: Likewise.
1415 * tree.def: Likewise.
1417 * unwind-dw2-fde.c: Likewise.
1418 * unwind.inc: Likewise.
1419 * value-prof.c: Likewise.
1420 * vmsdbgout.c: Likewise.
1422 2008-06-05 David Edelsohn <edelsohn@gnu.org>
1424 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
1425 always place FP constants in the TOC for TARGET_POWERPC64.
1426 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
1428 2008-06-05 Joseph Myers <joseph@codesourcery.com>
1430 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
1431 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
1432 enable for TARGET_E500_DOUBLE.
1433 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
1434 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
1435 floating-point modes like integer modes for E500 double.
1436 (rs6000_legitimate_offset_address_p): Likewise.
1437 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
1438 addressing for DDmode for E500 double.
1439 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
1440 modes as using 64-bits of registers for E500 double.
1441 (spe_build_register_parallel): Do not handle DDmode or TDmode.
1442 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
1443 specially for E500 double.
1444 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
1445 TDmode for E500 double.
1446 (rs6000_gimplify_va_arg): Only handle SDmode in registers
1447 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
1448 (rs6000_split_multireg_move): Do not handle TDmode specially for
1450 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
1451 using 64-bit registers for E500 double.
1452 (emit_frame_save): Do not handle DDmode specially for E500 double.
1453 (gen_frame_mem_offset): Likewise.
1454 (rs6000_function_value): Do not call spe_build_register_parallel
1455 for DDmode or TDmode.
1456 (rs6000_libcall_value): Likewise.
1457 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
1458 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
1461 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
1463 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
1466 2008-06-04 Junjie Gu <jgu@tensilica.com>
1468 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
1469 comparison for frame pointers.
1471 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
1474 * config/avr/avr.h (PUSH_ROUNDING): Remove.
1476 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
1479 * builtins.c (expand_builtin_signbit): Don't take lowpart when
1480 register is already smaller or equal to required mode.
1482 2008-06-04 Xinliang David Li <davidxl@google.com>
1484 * tree-call-cdce.c: New file.
1485 (cond_dead_built_in_calls): New static variable.
1486 (input_domain): New struct.
1487 (check_pow): New function.
1488 (check_builtin_call): Ditto.
1489 (check_target_format): Ditto.
1490 (is_call_dce_candidate): Ditto.
1491 (gen_one_condition): Ditto.
1492 (gen_conditions_for_domain): Ditto.
1493 (get_domain): Ditto.
1494 (gen_conditions_for_pow_cst_base): Ditto.
1495 (gen_conditions_for_pow_int_base): Ditto.
1496 (gen_conditions_for_pow): Ditto.
1497 (get_no_error_domain): Ditto.
1498 (gen_shrink_wrap_conditions): Ditto.
1499 (shrink_wrap_one_built_in_call): Ditto.
1500 (shink_wrap_conditional_dead_built_in_calls): Ditto.
1501 (tree_call_cdce): Ditto.
1502 (gate_call_cdce): Ditto.
1503 (pass_call_cdce): New gimple pass.
1504 * passes.c: (init_optimization_passes): New pass.
1505 * tree-pass.h: New pass declaration.
1506 * opts.c (decode_options): New flag setting.
1507 * common.opt: Add -ftree-builtin-call-dce flag.
1508 * Makefile.in: Add new source file.
1509 * tempvar.def: New tv_id.
1510 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
1512 2008-06-04 Richard Guenther <rguenther@suse.de>
1514 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
1515 (is_call_clobbered): Always check var_ann->call_clobbered.
1516 (mark_call_clobbered): Always set var_ann->call_clobbered.
1517 (clear_call_clobbered): Always clear var_ann->call_clobbered.
1518 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
1519 (reset_alias_info): Clear call clobbering info on MTAGs and
1521 (set_pt_anything): Set pt_global_mem.
1522 (create_tag_raw): Adjust comment.
1523 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
1525 2008-06-04 Joseph Myers <joseph@codesourcery.com>
1526 Maxim Kuvyrkov <maxim@codesourcery.com>
1528 * config/m68k/m68k.opt (mxgot): New option.
1529 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
1530 (m68k_output_addr_const_extra): New.
1531 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
1532 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
1533 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
1534 * doc/invoke.texi (M680x0 Options): Document -mxgot.
1536 2008-06-04 Richard Guenther <rguenther@suse.de>
1538 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
1539 negative or non-representable offsets.
1541 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
1543 * config/i386/i386.c (ix86_gen_leave): New.
1544 (ix86_gen_pop1): Likewise.
1545 (ix86_gen_add3): Likewise.
1546 (ix86_gen_sub3): Likewise.
1547 (ix86_gen_sub3_carry): Likewise.
1548 (ix86_gen_one_cmpl2): Likewise.
1549 (ix86_gen_monitor): Likewise.
1550 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
1551 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1552 ix86_gen_one_cmpl2 and ix86_gen_monitor.
1553 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
1554 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
1555 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
1556 (ix86_expand_epilogue): Updated.
1557 (print_operand): Handle integer register operand for 'z'.
1558 (ix86_expand_strlensi_unroll_1): Likewise.
1559 (ix86_expand_strlen): Likewise.
1560 (ix86_expand_builtin): Likewise.
1561 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
1562 mov{q}/mov{l} and add{q}/add{l}.
1564 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1566 * config/i386/i386.md (P): New mode iterator.
1567 (SFmode push_operand splitter): Macroize DImode and SImode pushes
1568 using P mode iterator.
1569 (DFmode push_operand splitter): Ditto.
1570 (XFmode push_operand splitter): Ditto.
1571 (DFmode float_extend SFmode push_operand splitter): Ditto.
1572 (XFmode float_extend SFmode push_operand splitter): Do not generate
1573 SImode pushes for 64bit target. Macroize Dimode and SImode
1574 pushes using P mode iterator.
1575 (XFmode float_extend DFmode push_operand splitter): Ditto.
1577 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1579 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
1580 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
1581 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
1583 (ix86_call_abi_override): Remove check for call_used_regs.
1585 2008-06-03 Richard Guenther <rguenther@suse.de>
1587 * tree-ssa-structalias.c (find_func_aliases): Add constraints
1588 for the lhs of calls if the return type contains pointers.
1590 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1592 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
1593 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
1594 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
1595 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
1596 of cfun and DEFAULT_ABI to deceide abi mode.
1598 (REG_PARM_STACK_SPACE): Removed.
1599 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
1600 (STACK_BOUNDARY): Use default target to deceide stack boundary.
1601 * config/i386/i386-protos.h (ix86_cfun_abi): New.
1602 (ix86_function_abi): Likewise.
1603 (ix86_function_type_abi): Likewise.
1604 (ix86_call_abi_override): Likewise.
1605 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
1606 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
1607 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
1608 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
1610 (X86_64_REGPARM_MAX): New.
1611 (X86_64_SSE_REGPARM_MAX): New.
1612 (X64_REGPARM_MAX): New.
1613 (X64_SSE_REGPARM_MAX): New.
1614 (X86_32_REGPARM_MAX): New.
1615 (X86_32_SSE_REGPARM_MAX): New.
1616 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
1617 (ix86_function_regparm): Handle user calling abi.
1618 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
1619 by DEFAULT_ABI versus SYSV_ABI check.
1620 (ix86_reg_parm_stack_space): New.
1621 (ix86_function_type_abi): New.
1622 (ix86_call_abi_override): New.
1623 (ix86_function_abi): New.
1624 (ix86_cfun_abi): New.
1625 (init_cumulative_args): Call abi specific initialization.
1626 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
1627 (function_arg_64): Extend SSE_REGPARM_MAX check.
1628 (function_arg (): Remove TARGET_64BIT_MS_ABI.
1629 (ix86_pass_by_reference): Likewise.
1630 (ix86_function_value_regno_p): Likewise.
1631 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
1632 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
1633 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
1634 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
1635 (setup_incoming_varargs_64): Adjust regparm for call abi.
1636 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
1637 (ix86_va_start): Likewise.
1638 (ix86_gimplify_va_arg): Likewise.
1639 (ix86_expand_prologue): Likewise.
1640 (output_pic_addr_const): Likewise.
1641 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
1642 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
1643 (x86_output_mi_thunk): Likewise.
1644 (x86_function_profiler): Likewise.
1645 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
1646 (SYSV_ABI, MS_ABI): New constants.
1648 (init_regs): Add prototype of function in regclass.c file.
1649 (OVERRIDE_ABI_FORMAT): New.
1650 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
1651 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
1652 (OUTGOING_REG_PARM_STACK_SPACE): New.
1653 (ix86_reg_parm_stack_space): New prototype.
1654 (CUMULATIVE_ARGS): Add call_abi member.
1655 (machine_function): Add call_abi member.
1656 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
1657 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
1659 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
1662 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
1663 (avr_builtin_setjmp_frame_value): New function.
1664 * config/avr/avr.md (nonlocal_goto_receiver): Define.
1665 (nonlocal_goto): Define.
1667 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
1669 * config/mips/mips.c (mips_emit_loadgp): Return early if
1670 there is nothing do to, otherwise emit a blockage if
1671 !TARGET_EXPLICIT_RELOCS || crtl->profile.
1672 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
1674 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1676 * configure.ac: Drop unneeded backslash ending up in config.in.
1677 * acinclude.m4: Likewise.
1678 * config.in: Regenerate.
1680 2008-05-26 Jan Hubicka <jh@suse.cz>
1682 * predict.c (maybe_hot_frequency_p): Break out of...
1683 (maybe_hot_bb_p): ... here.
1684 (maybe_hot_edge_p): New.
1685 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
1686 * basic-block.h (maybe_hot_edge_p): Declare.
1688 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1690 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
1691 (*cmpfp_<mode>_cc): Ditto.
1692 (*fp_jcc_8<mode>_387): Ditto.
1693 (*fop_<MODEF:mode>_2_i387): Ditto.
1694 (*fop_<MODEF:mode>_3_i387): Ditto.
1695 (*fop_xf_2_i387): Ditto.
1696 (*fop_xf_3_i387): Ditto.
1698 2008-06-02 Tomas Bily <tbily@suse.cz>
1700 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
1702 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1704 * config/mips/mips.c (mips_valid_offset_p): New function.
1705 (mips_valid_lo_sum_p): Likewise.
1706 (mips_classify_address): Use them.
1707 (mips_force_address): New function.
1708 (mips_legitimize_address): Use it.
1709 * config/mips/mips.md (MOVE128): New mode iterator.
1710 (movtf): Require TARGET_64BIT. Remove empty strings.
1711 (*movtf_internal): Rename to...
1712 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
1713 of "R" and use {,fp}{load,store} attributes instead of "multi".
1714 Use a separate define_split.
1715 (*movtf_mips16): New pattern.
1717 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1719 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
1720 * config/mips/mips.c (mips_expand_before_return): New function.
1721 (mips_expand_epilogue): Call it.
1722 * config/mips/mips.md (return): Turn into a define_expand.
1723 (*return): New insn.
1725 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1727 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
1728 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
1729 functions. Do not emit uses and clobbers of CONCATs; individually
1730 use and clobber their operands.
1731 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
1732 gen_clobber, emit_use and gen_use.
1733 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
1734 (expand_builtin_return): Likewise.
1735 * cfgbuild.c (count_basic_blocks): Likewise.
1736 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
1737 * explow.c (emit_stack_restore): Likewise.
1738 * expmed.c (extract_bit_field_1): Likewise.
1739 * expr.c (convert_move, emit_move_complex_parts): Likewise.
1740 (emit_move_multi_word, store_constructor): Likewise.
1741 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
1742 (thread_prologue_and_epilogue_insns): Likewise.
1743 * lower-subreg.c (resolve_simple_move): Likewise.
1744 * optabs.c (widen_operand, expand_binop): Likewise.
1745 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
1746 * reload.c (find_reloads): Likewise.
1747 * reload1.c (eliminate_regs_in_insn): Likewise.
1748 * stmt.c (expand_nl_goto_receiver): Likewise.
1749 * config/alpha/alpha.md (builtin_longjmp): Likewise.
1750 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1751 * config/arm/arm.c (arm_load_pic_register): Likewise.
1752 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
1753 * config/arm/arm.md (untyped_return): Likewise.
1754 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
1755 * config/avr/avr.c (expand_prologue): Likewise.
1756 * config/bfin/bfin.c (do_unlink): Likewise.
1757 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
1758 * config/cris/cris.c (cris_expand_prologue): Likewise.
1759 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1760 (machopic_legitimize_pic_address): Likewise.
1761 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
1762 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
1763 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
1764 (ix86_expand_convert_uns_didf_sse): Likewise.
1765 (ix86_expand_vector_init_general): Likewise.
1766 * config/ia64/ia64.md (eh_epilogue): Likewise.
1767 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
1768 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
1769 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
1770 (config/iq2000/iq2000.c): Likewise.
1771 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1772 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
1773 (builtin_longjmp): Likewise.
1774 * config/mn10300/mn10300.md (call, call_value): Likewise.
1775 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
1776 * config/pdp11/pdp11.md (abshi2): Likewise.
1777 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1778 * config/s390/s390.c (s390_emit_prologue): Likewise.
1779 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
1780 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
1781 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
1782 * config/sh/sh.c (prepare_move_operands): Likewise.
1783 (output_stack_adjust, sh_expand_epilogue): Likewise.
1784 (sh_set_return_address, sh_expand_t_scc): Likewise.
1785 * config/sparc/sparc.c (load_pic_register): Likewise.
1786 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
1787 * config/spu/spu.c (spu_expand_epilogue): Likewise.
1788 * config/v850/v850.c (expand_epilogue): Likewise.
1790 2008-05-31 Anatoly Sokolov <aesok@post.ru>
1792 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
1793 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
1794 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
1795 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
1796 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
1797 stack pointer register.
1798 (output_movhi): Remove code for interrupt specific writing to the
1799 stack pointer register.
1801 2008-05-31 Richard Guenther <rguenther@suse.de>
1803 PR tree-optimization/34244
1804 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
1805 (tree_expr_nonzero_warnv_p): Likewise.
1806 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1807 ssa_name_nonnegative_p.
1808 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
1809 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
1810 not tree_expr_nonzero_warnv_p.
1812 PR tree-optimization/36262
1814 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
1816 PR tree-optimization/34244
1817 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
1818 (record_numbers_of_iterations): New function.
1819 (execute_vrp): Cache the numbers of iterations of loops.
1820 * tree-scalar-evolution.c (scev_reset_except_niters):
1822 (scev_reset): Use scev_reset_except_niters.
1823 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
1825 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
1827 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1828 __WORKAROUND_RETS when appropriate.
1830 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1832 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
1833 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
1835 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
1836 *fop_df_comm_sse insn patterns using MODEF mode iterator.
1837 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
1838 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
1839 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
1840 *fop_df_1_mixed insn patterns using MODEF mode iterator.
1841 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
1842 *fop_df_1_sse insn patterns using MODEF mode iterator.
1843 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
1844 *fop_df_1_i387 insn patterns using MODEF mode iterator.
1845 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
1846 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
1847 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
1848 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
1849 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
1850 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
1851 (*fop_xf_4_i387): Use <MODE> for mode attribute.
1852 (*fop_xf_5_i387): Ditto.
1853 (*fop_xf_6_i387): Ditto.
1855 2008-05-30 Richard Guenther <rguenther@suse.de>
1857 * builtins.c (build_string_literal): Avoid generating
1858 a non-gimple_val result.
1860 2008-05-30 DJ Delorie <dj@redhat.com>
1862 * exec-tool.in: Use an environment variable (private) instead of a
1863 file (shared) as a semaphore, so as to not break parallel builds.
1865 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1867 * optabs.c (maybe_encapsulate_block): Remove.
1868 (emit_libcall_block): Adjust accordingly.
1869 * optabs.h (maybe_encapsulate_block): Remove prototype.
1871 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
1872 Don't use maybe_encapsulate_block.
1874 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1876 * config/rs6000/rs6000.c (rs6000_legitimize_address,
1877 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
1878 rtx is a SYMBOL_REF before calling get_pool_constant.
1880 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
1882 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
1884 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
1886 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
1887 rather than OS names to choose INO_T_EQ definition.
1888 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
1889 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
1891 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
1894 * config/darwin-f.c: New.
1895 * config/t-darwin: Added rule to build darwin-f.o.
1896 * config.gcc: Defined new variable, fortran_target_objs.
1897 (*-*-darwin*): Set fortran_target_objs.
1898 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
1899 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
1900 * configure: Regenerated.
1902 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
1905 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
1906 canonical type if needed.
1908 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
1910 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
1912 2008-05-29 Richard Guenther <rguenther@suse.de>
1914 PR tree-optimization/36343
1915 PR tree-optimization/36346
1916 PR tree-optimization/36347
1917 * tree-flow.h (clobber_what_p_points_to): Declare.
1918 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
1919 pointed-to variable is dereferenced is irrelevant to whether
1920 the pointer can access the pointed-to variable.
1921 (clobber_what_p_points_to): New function.
1922 * tree-ssa-alias.c (set_initial_properties): Use it.
1923 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
1924 call clobber check for NMTs.
1926 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1928 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
1929 for printing gcov_type.
1931 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1933 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
1934 and the eh region information.
1935 * value-prof.c (gimple_move_stmt_histograms): New function.
1936 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
1938 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
1940 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
1942 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1944 * value-prof.c (tree_ic_transform): Print counts.
1945 * tree-profile.c (tree_gen_ic_func_profiler):
1946 Clear __gcov_indreict_call_callee variable to avoid misattribution
1949 2008-05-28 Rafael Espindola <espindola@google.com>
1951 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
1954 2008-05-28 Richard Guenther <rguenther@suse.de>
1956 PR tree-optimization/36339
1957 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
1958 and clobbering code out of the loop.
1960 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1962 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
1965 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
1966 s390_contiguous_bitmask_p, s390_symref_operand_p,
1967 s390_check_symref_alignment, s390_reload_larl_operand,
1968 s390_reload_symref_address): New functions.
1969 (s390_branch_condition_mnemonic): Support compare and branch
1971 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
1972 and 'W' constraints.
1973 (s390_secondary_reload): Add secondary reloads for unaligned
1974 symbol refs or symbol refs to floating point or QI/TI mode
1976 (legitimate_address_p): Accept symbol references as addresses.
1977 (s390_expand_insv): Use rotate and insert selected bits
1978 instruction for insv when building for z10.
1979 (print_operand_address): Handle symbol ref addresses.
1980 (print_operand): Output modifier 'c' added for signed byte values.
1981 (s390_encode_section_info): Mark symbol refs with
1982 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
1984 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
1985 (length attribute): RRF, RRR have 4 byte length.
1986 (FPALL, INTALL): New mode iterators added.
1987 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
1988 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
1989 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
1990 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
1991 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
1992 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
1993 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
1994 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
1996 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
1997 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
1998 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
1999 reload<INTALL:mode><P:mode>_toreg_z10,
2000 reload<FPALL:mode><P:mode>_tomem_z10,
2001 reload<FPALL:mode><P:mode>_toreg_z10,
2002 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
2003 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
2004 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
2005 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
2007 (movmem, clrmem, cmpmem): New splitters added.
2009 * config/s390/predicates.md (larl_operand): Use
2010 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
2011 SYMBOL_REF_ALIGN1_P.
2012 (s390_signed_integer_comparison,
2013 s390_unsigned_integer_comparison): New predicates.
2015 * config/s390/s390-protos.h (s390_check_symref_alignment,
2016 s390_contiguous_bitmask_p, s390_reload_larl_operand,
2017 s390_reload_symref_address,
2018 s390_compare_and_branch_condition_mask): Prototypes added.
2020 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
2021 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
2022 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
2024 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2026 * config/s390/s390.c (z10_cost): New cost function for z10.
2027 (s390_handle_arch_option, override_options): Support -march=z10 switch.
2028 (s390_issue_rate): Adjust issue rate for z10.
2029 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
2030 (processor_flags): Add PF_Z10.
2031 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
2032 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
2033 * gcc/config.gcc: Add z10.
2035 2008-05-28 Richard Guenther <rguenther@suse.de>
2037 PR tree-optimization/36291
2038 * tree-flow. h (struct gimple_df): Remove var_anns member.
2039 * tree-flow-inline.h (gimple_var_anns): Remove.
2040 (var_ann): Simplify.
2041 * tree-dfa.c (create_var_ann): Simplify.
2042 (remove_referenced_var): Clear alias info from var_anns of globals.
2043 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
2044 (delete_tree_ssa): Clear alias info from var_anns of globals.
2045 Do not free var_anns.
2046 (var_ann_eq): Remove.
2047 (var_ann_hash): Likewise.
2049 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
2051 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
2052 and loongson2f entries.
2053 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
2054 * config/mips/mips.h (processor_type): Add Loongson-2E
2055 and Loongson-2F entries.
2056 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
2057 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
2058 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
2059 * doc/invoke.texi (MIPS Options): Document loongson2e
2060 and loongson2f processor names.
2062 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2066 * config/i386/i386.c (ix86_function_arg_boundary): Use
2067 alignment of canonical type.
2068 (ix86_expand_vector_move): Check unaligned memory access for
2071 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2073 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
2074 Moved to the front of file.
2076 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
2077 H.J. Lu <hongjiu.lu@intel.com>
2079 * dwarf2out.c (current_fde): New.
2081 (lookup_cfa:): Likewise.
2082 (dwarf2out_end_epilogue): Likewise.
2083 (dwarf2out_note_section_used): Likewise.
2085 2008-05-27 Michael Matz <matz@suse.de>
2088 * c.opt (Wenum-compare): New warning option.
2089 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
2091 2008-05-27 Michael Matz <matz@suse.de>
2094 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
2096 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
2097 into memory as tail calls.
2099 2008-05-27 Richard Guenther <rguenther@suse.de>
2101 PR tree-optimization/36339
2102 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
2103 pointers cause all addressable variables to be call clobbered.
2105 2008-05-27 Richard Guenther <rguenther@suse.de>
2107 PR tree-optimization/36245
2108 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
2110 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2112 * config/s390/s390.md: Replace all occurences of the 'm'
2113 constraint with 'RT'.
2115 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2117 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
2119 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
2121 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
2122 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
2123 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
2125 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2127 * reload.c: (find_reloads): Skip alternatives according to the
2128 "enabled" attribute. Constify the constraint variable.
2129 * recog.c (get_attr_enabled): Add default implementation.
2130 (extract_insn): Set the alternative_enabled_p array
2131 in the recog_data struct.
2132 (preprocess_constraints, constrain_operands): Skip
2133 alternatives according to the "enabled" attribute
2134 * recog.h (struct recog_data): New field alternative_enabled_p.
2135 (skip_alternative): New inline function.
2136 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
2137 (record_reg_classes): Skip alternative according to the
2138 "enabled" attribute.
2140 * doc/md.texi: Add documention for the "enabled" attribute.
2142 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2144 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
2145 * postreload.c (reload_cse_simplify_operands): Replace 'm'
2146 constraint with TARGET_MEM_CONSTRAINT.
2147 * recog.c (asm_operand_ok, preprocess_constraints,
2148 constrain_operands): Likewise.
2149 * regclass.c (record_reg_classes): Likewise.
2150 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
2151 * reload1.c (maybe_fix_stack_asms): Likewise.
2152 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
2153 * recog.h: Adjust comment.
2154 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
2155 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
2156 * doc/md.texi: Add a note to description of 'm' constraint.
2157 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
2159 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
2161 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
2162 that the bitfield is of integral type before testing its precision.
2164 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2165 Sa Liu <saliu@de.ibm.com>
2167 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
2168 __modti3, __udivti3, __umodti3 and __udivmodti4.
2169 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
2170 that implement TImode mul and div functions.
2171 * config/spu/multi3.c: New. Implement __multi3.
2172 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
2173 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
2176 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
2178 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
2179 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
2180 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
2181 tls_sysv_suffix): New mode and mode attribute iterators.
2182 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
2183 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
2184 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
2185 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
2186 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
2189 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
2191 PR tree-optimization/36329
2192 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
2193 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
2194 * cgraphbuild.c (initialize_inline_failed): Use the latter
2195 macro in lieu of the former.
2196 * ipa-inline.c (cgraph_mark_inline): Likewise.
2197 (cgraph_decide_inlining_of_small_function): Likewise.
2198 (cgraph_decide_inlining): Likewise.
2199 (cgraph_decide_inlining_incrementally): Likewise.
2201 2008-05-26 Tristan Gingold <gingold@adacore.com>
2202 Anatoly Sokolov <aesok@post.ru>
2204 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
2205 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
2206 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
2207 optimization for 'avr6' architecture.
2209 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
2212 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
2214 2008-05-26 Richard Guenther <rguenther@suse.de>
2216 * tree-ssa-sccvn.c (expr_has_constants): Declare.
2217 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
2219 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
2222 * caller-save.c (insert_restore): Verify alignment of spill space.
2223 (insert_save): Likewise.
2224 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
2225 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
2226 (STACK_SLOT_ALIGNMENT): Likewise.
2227 * function.c (LOCAL_ALIGNMENT): Removed.
2228 (get_stack_local_alignment): New.
2229 (assign_stack_local): Use it. Set alignment on stack slot.
2230 (assign_stack_temp_for_type): Use get_stack_local_alignment.
2231 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
2232 (STACK_SLOT_ALIGNMENT): New.
2233 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
2234 stack slot in XFmode.
2236 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
2238 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
2241 * config/i386/i386.md (allocate_stack_worker_64): Make sure
2242 argument operand in rax isn't removed.
2244 2008-05-26 Richard Guenther <rguenther@suse.de>
2247 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
2248 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
2250 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2253 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
2255 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
2257 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
2258 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
2260 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2262 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
2263 build a trampoline if we don't want one.
2264 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
2265 return zero for nested functions if we don't want a trampoline.
2267 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2269 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
2271 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2274 * c.opt: Removed undocumented option '-lang-fortran'.
2275 * c-common.h: Removed global variable 'lang_fortran'.
2276 * c-opts.c (c_common_handle_option): Removed code to handle
2277 option '-lang-fortran'. Updated includes.
2278 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
2279 definition of '__GFORTRAN__'.
2280 (define__GNUC__): Reimplemented to use BASEVER and
2281 cpp_define_formatted.
2282 (builtin_define_with_value_n): Removed.
2283 * c-incpath.h: Renamed to ...
2284 * incpath.h: ... this.
2285 * c-incpath.c: Renamed to ...
2286 * incpath.c: ... this. Updated includes.
2287 * fix-header.c: Updated includes.
2288 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
2289 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
2290 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
2292 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2294 * tree.h: Update the table of flags used on tree nodes.
2295 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
2296 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
2297 (FORCED_LABEL): Add access check.
2298 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
2299 (ASM_INPUT_P): Likewise.
2300 (ASM_VOLATILE_P): Likewise.
2301 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
2302 (OMP_SECTION_LAST): Access private_flag directly.
2303 (OMP_RETURN_NOWAIT): Likewise.
2304 (OMP_PARALLEL_COMBINED): Likewise.
2305 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
2306 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
2307 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
2308 deprecated_flag directly.
2310 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
2312 * final.c (frame_pointer_needed): Removed.
2313 * flags.h (frame_pointer_needed): Likewise.
2315 * function.h (rtl_data): Add frame_pointer_needed.
2316 (frame_pointer_needed): New.
2318 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
2320 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
2322 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
2324 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
2327 2008-05-25 Alan Modra <amodra@bigpond.net.au>
2329 * c-common.c (strip_array_types): Move function to..
2331 (get_inner_array_type): Delete.
2332 * c-common.h (strip_array_types): Move declaration to..
2334 (get_inner_array_type): Delete.
2335 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
2336 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
2337 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
2338 * config/pa/pa.c (emit_move_sequence): Likewise.
2340 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
2342 * config/i386/i386.md (*sse_prologue_save_insn): Set length
2345 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
2347 * function.c: Include target hook for nonlocal_goto frame value.
2349 2008-05-24 Richard Guenther <rguenther@suse.de>
2351 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
2352 variable can be only accessed through a pointer or a union.
2354 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2356 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
2357 * doc/extend.texi: Likewise.
2359 2008-05-23 DJ Delorie <dj@redhat.com>
2361 * config/m32c/jump.md (untyped_call): Add.
2363 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
2365 (m32c_address_cost): Detail costs for indirect offsets.
2367 2008-05-23 Rafael Espindola <espindola@google.com>
2369 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
2370 if a node is a SUBREG.
2371 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
2374 2008-05-23 Paul Brook <paul@codesourcery.com>
2375 Carlos O'Donell <carlos@codesourcery.com>
2377 * doc/extend.texi: Clarify use of __attribute__((naked)).
2378 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
2379 * target.h (gcc_target): Add allocate_stack_slots_for_args.
2380 * function.c (use_register_for_decl): Use
2381 targetm.calls.allocate_stack_slots_for_args.
2382 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
2383 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
2384 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
2386 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
2388 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
2390 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
2392 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
2393 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
2394 is only rounded once.
2396 2008-05-23 Richard Guenther <rguenther@suse.de>
2398 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
2400 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
2401 Jakub Jelinek <jakub@redhat.com>
2404 * configure.ac: Handle --enable-cld.
2405 * configure: Regenerated.
2406 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
2407 * config/i386/i386.h (struct machine_function): Add needs_cld field.
2408 (ix86_current_function_needs_cld): New define.
2409 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
2410 (cld): New isns pattern.
2411 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
2412 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
2413 * config/i386/i386.opt (mcld): New option.
2414 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
2415 TARGET_CLD and ix86_current_function_needs_cld.
2416 (override_options): Use -mcld by default for 32-bit code if
2419 * doc/install.texi (Options specification): Document --enable-cld.
2420 * doc/invoke.texi (Machine Dependent Options)
2421 [i386 and x86-64 Options]: Add -mcld option.
2422 (Intel 386 and AMD x86-64 Options): Document -mcld option.
2424 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
2425 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
2426 (return_in_memory_64): Likewise.
2427 (return_in_memory_ms_64): Likewise.
2429 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2431 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
2432 * builtins.c (fold_builtin_fpclassify): New.
2433 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
2434 * builtins.def (BUILT_IN_FPCLASSIFY): New.
2435 * c-common.c (handle_type_generic_attribute): Adjust to accept
2436 fixed arguments before an elipsis.
2437 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
2438 * doc/extend.texi: Document __builtin_fpclassify.
2440 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
2442 * omp-low.c (gate_expand_omp_ssa): Remove.
2443 (pass_expand_omp_ssa): Remove.
2444 (gate_expand_omp): Do not check for flag_openmp_ssa.
2445 * common.opt (-fopenmp-ssa): Remove.
2446 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
2448 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
2450 * config/sh/sh.opt (mfixed-range): New option.
2451 * config/sh/sh-protos.h (sh_fix_range): Declare.
2452 * config/sh/sh.c (sh_fix_range): New function.
2453 * config/sh/sh.h (sh_fixed_range_str): Declare.
2454 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
2456 * doc/invoke.texi (SH Options): Document -mfixed-range.
2458 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
2460 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
2461 it before the redeclaration.
2463 2008-05-22 Anatoly Sokolov <aesok@post.ru>
2465 * config/avr/avr.c (get_sequence_length): Add new function.
2466 (expand_prologue, expand_epilogue): Remove duplicate code.
2468 2008-05-22 Rafael Espindola <espindola@google.com>
2470 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
2473 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
2475 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
2476 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
2478 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
2479 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
2480 (vect_update_misalignment_for_peel): Likewise.
2481 (vector_alignment_reachable_p): Likewise.
2482 * tree-vect-transform.c (vectorizable_load): Likewise.
2483 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2484 (get_vectype_for_scalar_type): Pass mode of scalar_type
2485 to UNITS_PER_SIMD_WORD.
2487 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
2488 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
2489 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
2490 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
2491 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
2493 2008-05-22 Ira Rosen <irar@il.ibm.com>
2495 PR tree-optimization/36293
2496 * tree-vect-transform.c (vect_transform_strided_load): Don't check
2497 if the first load must be skipped because of a gap.
2499 2008-05-22 Richard Guenther <rguenther@suse.de>
2501 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
2502 more cases of offset disambiguation that is possible if
2503 strict-aliasing rules apply.
2504 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
2505 for basic offset and type-based disambiguation.
2507 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2509 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
2510 ix86_expand_vector_set on V16QImode for SSE4.1.
2512 2008-05-21 Tom Tromey <tromey@redhat.com>
2514 * c.opt (Wimport): Mark as undocumented.
2515 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
2517 (Warning Options): Likewise.
2518 * doc/cppopts.texi: Don't mention -Wimport.
2520 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
2522 PR tree-optimization/36287
2523 PR tree-optimization/36286
2524 * lambda-code.c (build_access_matrix): Do not use the loop->num
2525 for computing the number of induction variables: use the loop depth
2528 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
2531 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
2532 option -f(no-)leading-underscore.
2534 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2536 * config/i386/i386.c (ix86_expand_vector_init_general): Use
2537 GET_MODE_NUNITS (mode).
2539 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
2541 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
2542 (-mmulhw): Add 464 to description.
2543 (-mdlmzb): Likewise.
2544 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
2545 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
2547 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
2548 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
2549 * config/rs6000/rs6000.md: Update comments for 464.
2551 2008-05-21 Janis Johnson <janis187@us.ibm.com>
2553 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
2555 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2557 * config/i386/sse.md (vec_extractv4sf): Removed.
2558 (vec_extractv2df): Likewise.
2559 (vec_extractv2di): Likewise.
2560 (vec_extractv4si): Likewise.
2561 (vec_extractv8hi): Likewise.
2562 (vec_extractv16qi): Likewise.
2563 (vec_extract<mode>): New.
2565 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2567 * config/i386/sse.md (vec_setv4sf): Removed.
2568 (vec_setv2df): Likewise.
2569 (vec_setv2di): Likewise.
2570 (vec_setv4si): Likewise.
2571 (vec_setv8hi): Likewise.
2572 (vec_setv16qi): Likewise.
2573 (vec_set<mode>): New.
2575 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2577 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
2578 goto for vec_concat and vec_interleave.
2580 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2582 * config/i386/sse.md (vec_initv4sf): Removed.
2583 (vec_initv2df): Likewise.
2584 (vec_initv2di): Likewise.
2585 (vec_initv4si): Likewise.
2586 (vec_initv8hi): Likewise.
2587 (vec_initv16qi): Likewise.
2588 (vec_init<mode>): New.
2590 2008-05-21 Joseph Myers <joseph@codesourcery.com>
2592 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
2594 2008-05-21 Tom Tromey <tromey@redhat.com>
2596 * ggc-zone.c (lookup_page_table_if_allocated): New function.
2597 (zone_find_object_offset): Likewise.
2598 (gt_ggc_m_S): Likewise.
2599 (highest_bit): Likewise.
2600 * ggc-page.c (gt_ggc_m_S): New function.
2601 * stringpool.c (string_stack): Remove.
2602 (init_stringpool): Update.
2603 (ggc_alloc_string): Use ggc_alloc.
2604 (maybe_delete_ident): New function.
2605 (ggc_purge_stringpool): Likewise.
2606 (gt_ggc_m_S): Remove.
2607 * ggc-common.c (ggc_protect_identifiers): New global.
2608 (ggc_mark_roots): Call ggc_purge_stringpool. Use
2609 ggc_protect_identifiers.
2610 * ggc.h (ggc_protect_identifiers): Declare.
2611 (gt_ggc_m_S): Update.
2612 (ggc_purge_stringpool): Declare.
2613 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
2614 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
2616 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
2618 2008-05-21 David S. Miller <davem@davemloft.net>
2620 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
2623 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
2625 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
2628 2008-05-20 David Daney <ddaney@avtrex.com>
2630 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
2631 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
2632 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2633 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2634 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
2635 (atomic_hiqi_op): New define_code_iterator.
2636 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
2637 mips_expand_compare_and_swap_12.
2638 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
2639 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
2640 (sync_<optab><mode>, sync_old_<optab><mode>,
2641 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2642 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
2643 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
2644 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
2645 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
2646 (test_and_set_12): New insn.
2647 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
2648 sync_new_<optab><mode>, sync_old_nand<mode>,
2649 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
2650 clobber to operand 0 for SI and DI mode insns.
2651 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
2652 mips_gen_fn_4): New typedefs.
2653 (mips_gen_fn_ptrs): Define new union type.
2654 (mips_expand_compare_and_swap_12): Remove declaration.
2655 (mips_expand_atomic_qihi): Declare function.
2656 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
2657 (mips_expand_atomic_qihi): ... this. Use new generator function
2659 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
2660 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
2661 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
2662 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
2663 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
2664 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
2665 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
2666 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
2667 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
2668 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
2671 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
2673 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
2676 2008-05-20 Anatoly Sokolov <aesok@post.ru>
2678 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
2679 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
2680 (avr_attribute_table): Add 'OS_main' function attribute.
2681 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
2682 functions with 'OS_main' attribute.
2684 2008-05-20 Richard Guenther <rguenther@suse.de>
2686 PR tree-optimization/35204
2687 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
2688 helper, split out from ...
2689 (DFS): ... here. Make the DFS walk non-recursive.
2691 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
2692 Jan Sjodin <jan.sjodin@amd.com>
2694 PR tree-optimization/36181
2695 * tree-parloops.c (loop_has_vector_phi_nodes): New.
2696 (parallelize_loops): Don't parallelize when the loop has vector
2699 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2700 Sebastian Pop <sebastian.pop@amd.com>
2702 * tree-loop-linear.c (gather_interchange_stats): Look in the access
2703 matrix, and never look at the tree representation of the memory
2705 (linear_transform_loops): Computes parameters and access matrices.
2706 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
2708 (access_matrix_get_index_for_parameter): New.
2709 * tree-data-ref.h (struct access_matrix): New.
2710 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
2711 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
2712 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
2713 am_vector_index_for_loop): New.
2714 (struct data_reference): Add field access_matrix.
2715 (DR_ACCESS_MATRIX): New.
2716 (compute_data_dependences_for_loop): Update declaration.
2717 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
2718 * lambda.h (lambda_vector_vec_p): Declared.
2719 * lambda-code.c: Depend on pointer-set.h.
2720 (lambda_collect_parameters_from_af, lambda_collect_parameters,
2721 av_for_af_base, av_for_af, build_access_matrix,
2722 lambda_compute_access_matrices): New.
2723 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
2725 2008-05-20 Joseph Myers <joseph@codesourcery.com>
2727 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
2730 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2731 Sebastian Pop <sebastian.pop@amd.com>
2733 PR tree-optimization/36206
2734 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
2736 (instantiate_scev_1): Rename flags to fold_conversions.
2737 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
2738 outeside instantiation_loop.
2739 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
2740 (evolution_function_is_affine_or_constant_p): Removed.
2741 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
2743 (analyze_siv_subscript): Pass in the loop nest number.
2744 Call evolution_function_is_affine_in_loop instead of
2745 evolution_function_is_affine_p.
2746 (analyze_overlapping_iterations): Pass in the loop nest number.
2748 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2749 Sebastian Pop <sebastian.pop@amd.com>
2751 PR tree-optimization/36206
2752 * tree-chrec.h (chrec_fold_op): New.
2753 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
2756 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
2758 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
2760 (remove_duplicates): Do not set inode on non-inode systems.
2763 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
2765 * config.gcc (tm_file): Update comments about relative pathnames.
2767 2008-05-20 Richard Guenther <rguenther@suse.de>
2769 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
2770 * tree-ssa-sccvn.c (process_scc): Likewise.
2771 * tree-ssa-sink.c (execute_sink_code): Likewise.
2772 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
2773 * tree-vrp.c (process_assert_insertions): Likewise.
2774 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
2775 (perform_tree_ssa_dce): Likewise.
2776 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2777 (dump_dominator_optimization_stats): Likewise.
2778 * tree-vectorizer.c (vectorize_loops): Likewise.
2780 2008-05-20 Richard Guenther <rguenther@suse.de>
2782 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
2784 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
2786 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
2787 (ix86_i386elf_return_in_memory): Likewise.
2788 (ix86_i386interix_return_in_memory): Likewise.
2789 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
2790 (SUBTARGET_RETURN_IN_MEMORY): New.
2791 * config/i386/i386elf.h: Likewise.
2792 * config/i386/ptx4-i.h: Likewise.
2793 * config/i386/sol2-10.h: Likewise.
2794 * config/i386/sysv4.h: Likewise.
2795 * config/i386/vx-common.h: Likewise.
2796 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
2797 * config/i386/i386.c (ix86_return_in_memory): Made static and
2798 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
2799 (ix86_i386elf_return_in_memory): Removed.
2800 (ix86_i386interix_return_in_memory): Removed.
2801 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
2802 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
2804 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
2806 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
2808 2008-05-19 Xinliang David Li <davidxl@google.com>
2810 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
2812 * common.opt: Ditto.
2813 * doc/invoke.texi: Ditto.
2815 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
2817 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
2818 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
2820 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2822 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
2823 sizes of operand array from 8/4 to 4/2.
2824 (ix86_expand_vector_init_general): Change size of operand array
2825 from 32 to 16. Remove op0, op1 and half_mode.
2827 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2829 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
2830 (ix86_expand_vector_init_interleave): Likewise.
2831 (ix86_expand_vector_init_general): Use them. Assert
2832 word_mode == SImode when n_words == 4.
2834 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
2836 * config/i386/i386.c (ix86_secondary_reload): New static function.
2837 (TARGET_SECONDARY_RELOAD): New define.
2838 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
2839 * config/i386/i386.md (reload_outqi): Remove.
2841 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2844 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
2845 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
2846 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
2847 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
2848 (fold_builtin_1): Likewise.
2849 * builtins.def (BUILT_IN_ISINF_SIGN): New.
2850 c-common.c (check_builtin_function_arguments): Handle
2851 BUILT_IN_ISINF_SIGN.
2852 * doc/extend.texi: Document __builtin_isinf_sign.
2853 * fold-const.c (operand_equal_p): Handle COND_EXPR.
2855 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
2857 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
2858 EH cleanup at the end of the pass, search for those that have been
2859 turned into forwarder blocks and do the cleanup on their successor.
2861 2008-05-18 Richard Guenther <rguenther@suse.de>
2863 * tree-cfg.c (verify_gimple_expr): Allow conversions from
2864 pointers to sizetype and vice versa.
2866 2008-05-18 Xinliang David Li <davidxl@google.com>
2868 * gcc/tree-ssa-dce.c: Coding style fix.
2869 (check_pow): Documentation comment.
2870 (check_log): Documenation comment. Coding style fix.
2871 (is_unnecessary_except_errno_call): Ditto.
2872 (gen_conditions_for_pow): Ditto.
2873 (gen_conditions_for_log): Ditto.
2874 (gen_shrink_wrap_conditions): Ditto.
2875 (shrink_wrap_one_built_in_calls): Ditto.
2876 * gcc/doc/invoke.texi: Better documentation string.
2877 * ChangeLog: Fix wrong change log entries from
2878 May 17 checkin on function call DCE.
2880 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
2882 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
2884 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2886 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
2887 * df-problems.c (simulation routines): Fixed block comment to
2888 properly say how to add forwards scanning functions.
2890 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2892 * tree-inline.c (setup_one_parameter): Remove dead code.
2894 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2896 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
2897 a BIT_AND_EXPR only for an INTEGER_TYPE.
2899 2008-05-17 Xinliang David Li <davidxl@google.com>
2901 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
2902 (check_pow, check_log, is_unnecessary_except_errno_call): New
2903 functions to check for eliminating math functions that are pure
2904 except for setting errno.
2905 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
2906 general condition expressions for shrink-wrapping pow/log calls.
2907 (gen_shrink_wrap_conditions): Ditto.
2908 (shrink_wrap_one_built_in_call): Ditto.
2909 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
2910 (mark_operand_necessary): If debugging, output if OP is necessary.
2911 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
2913 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
2915 * gcc/common.opt: New user flag -ftree-builtin-dce.
2916 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
2918 2008-05-16 David S. Miller <davem@davemloft.net>
2920 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
2921 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2923 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
2926 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
2928 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2930 * ifcvt.c (dead_or_predicable): Rename
2931 df_simulate_one_insn_backwards to df_simulate_one_insn.
2932 * recog.c (peephole2_optimize): Ditto.
2933 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
2935 * df.h: Rename df_simulate_one_insn_backwards to
2936 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
2937 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
2938 scanning of defs and uses.
2939 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
2940 (df_simulate_one_insn_forwards): Removed.
2942 2008-05-16 Doug Kwan <dougkwan@google.com>
2944 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
2946 (real_from_string): Handle NaNs and Inf as approriate.
2948 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2950 * doc/gty.texi (Source Files Containing Type Information): Note
2951 that headers should appear first in the gtfiles list.
2953 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2955 * tree.def (COND_EXEC): Properly documented this code.
2957 2008-05-16 Diego Novillo <dnovillo@google.com>
2959 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
2960 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
2963 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2965 * tree-ssa-dse (max_stmt_uid): Removed.
2966 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
2967 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
2968 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
2969 * function.h (cfun.last_stmt_uid): New field.
2970 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
2971 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
2973 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
2974 (create_stmt_ann): Initialize the ann->uid field.
2975 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
2977 * tree-flow.h (renumber_gimple_stmt_uids): New function.
2979 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2981 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
2982 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
2983 (init_empty_tree_cfg): Call it.
2985 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2987 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
2990 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2992 * doc/invoke.text (-fdump-tree-*-verbose): New option.
2993 * tree-dump.c (dump_options): New verbose option.
2994 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
2996 * tree-pass.h (TDF_VERBOSE): New dump flag.
2997 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
2998 (tree-flow.h): Added include.
2999 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
3001 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
3003 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
3005 From Jie Zhang <jie.zhang@analog.com>
3006 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3007 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
3008 mcpu=bf561-none and mcpu=bf561-0.2.
3009 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3010 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3011 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3012 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3013 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
3014 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
3015 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
3017 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
3018 (cputype_selected): Remove.
3019 (bfin_handle_option): Don't use cputype_selected.
3020 (override_options): When no mcpu option, enable all workarounds.
3021 Don't use bfin_workarounds.
3022 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
3024 (DEFAULT_CPU_TYPE): Don't define.
3026 2008-05-16 Richard Guenther <rguenther@suse.de>
3028 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
3029 on deletion of the last stmt.
3031 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3033 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
3034 V8HImode for SSE2 and V16QImode for SSE4.1.
3036 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3038 * cgraph.h (compute_inline_parameters): Made public.
3039 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
3040 variable_generate_summary, function_write_summary,
3041 variable_write_summary, variable_read_summary. Added generate_summary,
3042 write_summary, read_summary.
3043 * cgraphunit.c (cgraph_process_new_functions): Changed call from
3044 pass_ipa_inline.function_generate_summary, to
3045 compute_inline_parameters.
3046 * ipa-inline.c (compute_inline_parameters): Made public and added
3048 (compute_inline_parameters_for_current): New function.
3049 (pass_inline_param): Now calls compute_inline_parameters_for_current.
3050 (inline_generate_summary): Removed parameter and made to loop over
3052 (pass_ipa_inline): Updated for new IPA_PASS structure.
3053 * passes.c (execute_ipa_summary_passes): Now is called once per
3054 pass rather than once per node*pass.
3056 2008-05-15 Anatoly Sokolov <aesok@post.ru>
3058 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
3059 avr_have_mul_p, avr_asm_only_p): Remove variables.
3060 (avr_override_options): Remove initialization of removed variables.
3061 (avr_file_start): Convert removed variables to fields of
3062 'struct base_arch_s *avr_current_arch'.
3063 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
3064 (AVR_HAVE_MUL): (Ditto.).
3065 (AVR_HAVE_MOVW): (Ditto.).
3066 (AVR_HAVE_LPMX): (Ditto.).
3067 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
3068 avr_asm_only_p): Remove declaration.
3070 2008-05-15 Diego Novillo <dnovillo@google.com>
3072 * config/arm/arm.c (arm_return_in_memory): Fix return type.
3073 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
3075 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
3078 * combine.c (check_conversion): Rename back to check_promoted_subreg.
3079 Don't call record_truncated_value from here.
3080 (record_truncated_value): Turn it into a for_each_rtx callback.
3081 (record_truncated_values): New function.
3082 (combine_instructions): Call note_uses with record_truncated_values.
3083 Change name of check_conversion to check_promoted_subreg.
3085 2008-05-15 Janis Johnson <janis187@us.ibm.com>
3087 * doc/sourcebuild.texi: Document support for torture tests.
3089 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3091 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
3092 to alternative 4 of operand 2.
3094 2008-05-15 Richard Guenther <rguenther@suse.de>
3096 * tree-pass.h (current_pass): Declare.
3097 (get_pass_for_id): Likewise.
3098 * passes.c (passes_by_id, passes_by_id_size): New globals.
3099 (set_pass_for_id): New function.
3100 (get_pass_for_id): Likewise.
3101 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
3102 (execute_function_todo): Flush per function statistics.
3103 * toplev.c (compile_file): Init statistics.
3104 (general_init): Do early statistics initialization.
3105 (finalize): Finish statistics.
3106 * statistics.h (statistics_early_init): Declare.
3107 (statistics_init): Likewise.
3108 (statistics_fini): Likewise.
3109 (statistics_fini_pass): Likewise.
3110 (statistics_counter_event): Likewise.
3111 (statistics_histogram_event): Likewise.
3112 * statistics.c: New file.
3113 * Makefile.in (OBJS-common): Add statistics.o.
3114 (statistics.o): Add dependencies.
3115 * doc/invoke.texi (-fdump-statistics): Document.
3117 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
3119 (execute_pre): Use statistics_counter_event.
3120 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
3121 (substitute_and_fold): Increment it. Use statistics_counter_event.
3123 2008-05-15 Diego Novillo <dnovillo@google.com>
3125 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
3127 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
3128 * tree-ssa-alias.c (new_type_alias): Remove references to
3129 sub-variables from comment.
3130 * tree-ssa-operands.c (swap_tree_operands): Likewise.
3132 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3134 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
3135 attribute to 1 only for insertps alternative.
3137 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
3139 * config/bfin/bfin.md (loadbytes): New pattern.
3140 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
3141 (bfin_init_builtins): Initialize it.
3142 (bdesc_1arg): Add it.
3144 2008-05-15 Sa Liu <saliu@de.ibm.com>
3146 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
3147 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
3148 * testsuite/lib/target-supports.exp: Add
3149 check_effective_target_fortran_integer_16.
3151 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
3153 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
3154 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
3155 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
3156 (TARGET_RETURN_IN_MEMORY): Define.
3158 2008-05-15 Richard Guenther <rguenther@suse.de>
3161 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
3162 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
3163 represent unmodifiable vars.
3165 2008-05-15 Richard Guenther <rguenther@suse.de>
3167 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
3168 INDIRECT_REF and TARGET_MEM_REF.
3169 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3172 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3173 H.J. Lu <hongjiu.lu@intel.com>
3175 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
3176 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
3177 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
3178 insn alternatives. Add missing alternatives.
3179 (*vec_concatv2di_rex64_sse4_1): Likewise.
3180 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
3181 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
3184 2008-05-15 Richard Guenther <rguenther@suse.de>
3186 PR tree-optimization/36009
3187 PR tree-optimization/36204
3188 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
3189 (determine_invariantness_stmt): Record the loop a store is
3191 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
3194 2008-05-15 Richard Guenther <rguenther@suse.de>
3196 PR tree-optimization/34330
3197 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
3198 through the pointer will alias the SMT.
3200 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
3202 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
3204 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
3206 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
3208 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3209 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3211 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
3212 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
3213 (vashl_optab): New optab for vector/vector shifts.
3214 (vashr_optab): Ditto.
3215 (vlshr_optab): Ditto.
3216 (vrotl_optab): Ditto.
3217 (vrotr_optab): Ditto.
3218 (optab_subtype): New enum for optab_for_tree_code call.
3219 (optab_for_tree_code): Add enum optab_subtype argument.
3221 * optabs.c (optab_for_tree_code): Take an additional argument to
3222 distinguish between a vector shift by a scalar and vector shift by
3223 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
3224 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
3225 vector shift by a vector.
3226 (expand_widen_pattern_expr): Pass additional argument to
3227 optab_for_tree_code.
3229 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
3230 vrotl_optab, vrotr_optab.
3232 * expr.c (expand_expr_real_1): Update calls to
3233 optab_for_tree_code to distinguish between vector shifted by a
3234 scalar and vector shifted by a vector.
3235 * tree-vectorizer.c (supportable_widening_operation): Ditto.
3236 (supportable_narrowing_operation): Ditto.
3237 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
3238 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
3239 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
3240 (vect_create_epilog_for_reduction): Ditto.
3241 (vectorizable_reduction): Ditto.
3242 (vectorizable_operation): Ditto.
3243 (vect_strided_store_supported): Ditto.
3244 (vect_strided_load_supported): Ditto.
3245 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3246 * expmed.c (expand_shift): Ditto.
3248 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
3250 (ashr@var{m}3): Ditto.
3251 (vashl@var{m}3): Document new vector/vector shift standard name.
3252 (vashr@var{m}3): Ditto.
3253 (vlshr@var{m}3): Ditto.
3254 (vrotl@var{m}3): Ditto.
3255 (vrotr@var{m}3): Ditto.
3257 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
3258 (PPERM_INVERT): Ditto.
3259 (PPERM_REVERSE): Ditto.
3260 (PPERM_REV_INV): Ditto.
3261 (PPERM_ZERO): Ditto.
3262 (PPERM_ONES): Ditto.
3263 (PPERM_SIGN): Ditto.
3264 (PPERM_INV_SIGN): Ditto.
3265 (PPERM_SRC1): Ditto.
3266 (PPERM_SRC2): Ditto.
3268 * config/i386/sse.md (mulv2di3): Add SSE5 support.
3269 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
3270 allows a memory operand to be the value being added, and split it
3271 to improve vectorization.
3272 (sse5_pmacsdqh_mem): Ditto.
3273 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
3274 (sse5_mulv2div2di3_high): Ditto.
3275 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
3276 (vec_pack_trunc_v4si): Ditto.
3277 (vec_pack_trunc_v2di): Ditto.
3278 (sse5_pcmov_<mode>): Remove code that tried to use use
3279 andps/andnps instead of pcmov.
3280 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
3281 pmacsdqh instructions.
3282 (vec_widen_smult_lo_v4si): Ditto.
3284 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
3285 (PPERM_INVERT): Ditto.
3286 (PPERM_REVERSE): Ditto.
3287 (PPERM_REV_INV): Ditto.
3288 (PPERM_ZERO): Ditto.
3289 (PPERM_ONES): Ditto.
3290 (PPERM_SIGN): Ditto.
3291 (PPERM_INV_SIGN): Ditto.
3292 (PPERM_SRC1): Ditto.
3293 (PPERM_SRC2): Ditto.
3294 (ix86_expand_sse_movcc): Move the SSE5 test after the if
3296 (ix86_expand_int_vcond): If SSE5 generate all possible integer
3298 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
3299 says ignore whether the last reference is a memory operand.
3301 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3302 Paolo Bonzini <bonzini at gnu dot org>
3304 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
3307 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
3308 (vlshr<mode>3): Rename from vlshr<mode>3.
3309 (vashr<mode>3): Rename from vashr<mode>3.
3310 (mulv4sf3): Change the names of vector shift patterns.
3314 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
3317 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
3342 * config/spu/spu.md (v): New iterator macro to add v for vector types.
3343 (floatunssidf2_internal): Change vector/vector shift names.
3344 (floatunsdidf2_internal): Ditto.
3351 (vashl<mode>3): Rename from ashl<mode>3.
3352 (vashr<mode>3): Rename from ashr<mode>3.
3353 (vlshr<mode>3): Rename from lshr<mode>3.
3354 (vrotl<mode>3): Rename from rotl<mode>3.
3356 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3359 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
3360 multiply gives the wrong value when doing widening multiplies.
3361 (vec_widen_smult_lo_v4si): Ditto.
3363 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
3365 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
3366 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
3367 emit_library_call_value.
3368 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
3369 * tree.h (ECF_LIBCALL_BLOCK): Removed.
3370 * calls.c (initialize_argument_information, precompute_arguments,
3371 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
3372 (precompute_arguments): Removed flags parameter.
3373 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
3375 2008-05-14 Richard Guenther <rguenther@suse.de>
3377 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
3378 Make sure to register the store if the use is a PHI_NODE.
3380 2008-05-14 Olivier Hainque <hainque@adacore.com>
3382 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3383 memory if the component is to be referenced in BLKmode according
3384 to get_inner_reference.
3386 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
3388 * calls.c (emit_library_call_value_1): Restore code clearing
3389 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
3391 2008-05-14 Olivier Hainque <hainque@adacore.com>
3392 Nicolas Roche <roche@adacore.com>
3394 * configure.ac: Add support for a "gcc_subdir" variable in
3395 config-lang.in, to denote a subdirectory where the language/GCC
3396 integration files are to be found.
3397 * configure: Regenerate.
3399 2008-05-14 Ira Rosen <irar@il.ibm.com>
3401 PR tree-optimization/36098
3402 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
3403 value for the first load in the group in case of a gap.
3404 (vect_build_slp_tree): Check that there are no gaps in loads.
3406 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
3408 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
3409 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
3410 expand_copysign_bit, ): Change call to emit_no_conflict_block to
3411 emit_insn and remove unneeded code to construct extra args.
3412 (emit_no_conflict_block): Removed.
3413 * optabls.h: (emit_no_conflict_block): Removed.
3414 * cse.c (cse_extended_basic_block): Remove search for
3415 REG_NO_CONFLICT note.
3416 * global.c: Removed incorrect comment added in revision 117.
3417 * expr.c (convert_move): Change call to emit_no_conflict_block to
3419 * recog.c: Change comments so that they do not mention
3421 * local_alloc.c (combine_regs): Removed last parameter.
3422 (no_conflict_p): Removed.
3423 (block_alloc): Removed note, no_conflict_combined_regno and set
3424 local vars. Removed all code to process REG_NO_CONFLICT blocks.
3425 (combine_regs): Removed already_dead and code to look for
3426 REG_NO_CONFLICT notes.
3427 * lower_subreg (remove_retval_note): Removed code to look for
3428 REG_NO_CONFLICT block.
3429 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
3430 (resolve_clobber): Remove code to process libcalls that have
3431 REG_NO_CONFLICT notes.
3432 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
3434 * combine.c (can_combine_p, distribute_notes): Removed
3435 REG_NO_CONFLICT case.
3436 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
3438 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
3439 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
3441 * reg-notes.def (NO_CONFLICT): Removed.
3443 2008-05-14 David S. Miller <davem@davemloft.net>
3445 * config/sparc/sparc.c (sparc_profile_hook): If
3446 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
3447 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
3448 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3450 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
3452 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
3454 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
3457 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
3458 and op1 expansion before vector concat to have less live pseudos.
3460 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
3462 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
3463 ix86_expand_vector_set if supported.
3465 2008-05-13 Diego Novillo <dnovillo@google.com>
3466 Kenneth Zadeck <zadeck@naturalbridge.com>
3468 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
3470 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
3471 phinodes_print_statistics, init_ssanames, fini_ssanames,
3472 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
3473 release_ssa_name, release_defs, replace_ssa_name_symbol,
3474 ssanames_print_statistics): Move ...
3475 * tree-flow.h: ... here.
3476 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
3477 Use FN instead of cfun.
3478 (make_ssa_name_fn): Rename from make_ssa_name.
3479 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
3480 * tree-flow-inline.h (make_ssa_name): Move from
3481 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
3482 * omp-low.c (expand_omp_parallel):
3483 * tree-flow-inline.h (redirect_edge_var_map_result):
3484 * tree-ssa.c (init_tree_ssa): Add argument FN.
3485 Use it instead of cfun. Update all users.
3487 2008-05-13 Tom Tromey <tromey@redhat.com>
3489 PR preprocessor/22168:
3490 * doc/cpp.texi (Top): Update menu.
3491 (Alternatives to Wrapper #ifndef): New node.
3492 (Other Directives): Document deprecation.
3493 (Obsolete Features): Remove menu.
3494 (Assertions): Merge node into Obsolete Features.
3495 (Obsolete once-only headers): Move earlier; rename to Alternatives
3497 * doc/cppopts.texi: Update.
3498 * c.opt (Wdeprecated): Enable for C and ObjC.
3499 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
3500 (C++ Dialect Options): Move -Wno-deprecated from here to...
3501 (Warning Options): ... here.
3503 2008-05-13 Richard Guenther <rguenther@suse.de>
3506 * fold-const.c (fold_sign_changed_comparison): Do not allow
3507 changes in pointer-ness.
3509 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3512 * config/sh/sh.c (sh_expand_prologue): Don't clear
3513 RTX_FRAME_RELATED_P for push insns.
3515 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
3517 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
3519 2008-05-12 Anatoly Sokolov <aesok@post.ru>
3521 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
3522 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
3523 Use 'machine->is_leaf' instead of 'leaf_func_p'.
3525 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
3527 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
3528 (*vec_concatv4sf_sse): This.
3529 (*sse2_concatv2si): Renamed to ...
3530 (*vec_concatv2si_sse2): This.
3531 (*sse1_concatv2si): Renamed to ...
3532 (*vec_concatv2si_sse): This.
3533 (*vec_concatv2di_rex): Renamed to ...
3534 (*vec_concatv2di_rex64): This.
3535 (*vec_concatv2si_sse4_1): New.
3536 (*vec_concatv2di_rex64_sse4_1): Likewise.
3538 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
3540 PR rtl-optimization/36111
3541 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
3542 that was created for swappable operands.
3544 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
3547 * Makefile.in: Substitute GNATMAKE and GNATBIND.
3548 * configure.ac: Add call to ACX_PROG_GNAT.
3550 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
3552 * optc-gen.awk: Fix comment typo.
3554 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3556 * pretty-print.c (pp_integer_with_precision): Use
3557 HOST_LONG_LONG_FORMAT.
3559 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
3561 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
3563 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
3565 * config/i386/i386.c (bdesc_ptest): Removed.
3566 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
3567 (bdesc_args): Add __builtin_ia32_ptestz128,
3568 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
3569 (ix86_init_mmx_sse_builtins): Updated.
3570 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
3571 (ix86_expand_builtin): Updated.
3573 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
3575 * tree-cfg.c (valid_fixed_convert_types_p): New function.
3576 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
3578 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
3580 * value-prof.c (interesting_stringop_to_profile): Do not
3581 return early for BUILT_IN_MEMPCPY.
3583 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
3585 * calls.c (expand_call): Don't use callgraph to increase
3586 preferred_stack_boundary.
3588 * cgraph.h (cgraph_rtl_info): Use unsigned on
3589 preferred_incoming_stack_boundary.
3591 * final.c (rest_of_clean_state): Use unsigned on
3592 preferred_stack_boundary.
3594 2008-05-09 Tom Tromey <tromey@redhat.com>
3596 PR preprocessor/22231:
3597 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
3600 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
3602 PR tree-optimization/36129
3603 * tree-ssa-ccp.c: Include value-prof.h.
3604 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
3605 built-in function was folded to a constant.
3606 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
3608 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
3609 Sebastian Pop <sebastian.pop@amd.com>
3611 * tree-scalar-evolution.c: Document instantiate_scev.
3612 (instantiate_parameters_1): Renamed instantiate_scev_1.
3613 Don't use the same loop for instantiation_loop and evolution_loop.
3614 (instantiate_scev): New.
3615 (instantiate_parameters): Moved...
3616 (resolve_mixers): Update call to instantiate_scev_1 to pass the
3617 same loop twice. Maintains the semantics for this function.
3618 * tree-scalar-evolution.h (instantiate_scev): Declare.
3619 (instantiate_parameters): ...here. Now static inline.
3620 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
3621 instead of resolve_mixers.
3623 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3625 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
3627 2008-05-09 Tomas Bily <tbily@suse.cz>
3629 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
3630 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
3631 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3632 * c-common.c (c_common_truthvalue_conversion): Likewise.
3633 * tree-object-size.c (compute_object_offset): Likewise.
3634 * tree-inline.c (estimate_num_insns_1): Likewise.
3635 * varasm.c (const_hash_1, compare_constant, copy_constant)
3636 (compute_reloc_for_constant, output_addressed_constants)
3637 (initializer_constant_valid_p): Likewise.
3638 * c-omp.c (check_omp_for_incr_expr): Likewise.
3639 * gimplify.c (gimplify_expr): Likewise.
3640 * c-typeck.c (c_finish_return): Likewise.
3641 * tree-vectorizer.c (supportable_widening_operation)
3642 (supportable_narrowing_operation): Likewise.
3643 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
3644 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
3645 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
3646 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
3647 (descr_info_loc): Likewise.
3648 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3649 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
3650 (fold_unary): Likewise.
3651 * builtins.c (get_pointer_alignment): Likewise.
3652 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
3653 (instantiate_parameters_1): Likewise.
3654 * tree.c (expr_align, stabilize_reference): Likewise.
3655 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
3656 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
3657 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
3658 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3659 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
3660 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
3662 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
3663 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
3664 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3665 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
3666 (forward_propagate_comparison)
3667 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3668 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
3669 * emit-rtl.c (component_ref_for_mem_expr)
3670 (set_mem_attributes_minus_bitpos): Likewise.
3671 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
3672 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
3674 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
3675 (build_function_call, pointer_diff, build_compound_expr)
3676 (c_finish_return): Likewise.
3677 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
3678 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
3680 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
3681 * expr.c (is_aligning_offset): Likewise.
3682 * tree-ssa-alias.c (is_escape_site): Likewise.
3683 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
3684 (check_all_va_list_escapes): Likewise.
3685 * tree-ssa-loop-ivopts.c (determine_base_object)
3686 (determine_common_wider_type): Likewise.
3687 * dojump.c (do_jump): Likewise.
3688 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
3689 * tree-gimple.c (is_gimple_cast): Likewise.
3690 * fold-const.c (decode_field_reference, )
3691 (fold_sign_changed_comparison, fold_unary, fold_comparison)
3692 (fold_binary): Likewise.
3693 * tree-ssa-alias-warnings.c (find_alias_site_helper)
3694 (already_warned_in_frontend_p): Likewise.
3695 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
3696 * tree.c (really_constant_p, get_unwidened): Likewise.
3697 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3698 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3699 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
3701 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
3703 (CONVERT_EXPR_P): Define.
3704 (CASE_CONVERT): Define.
3706 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
3709 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
3710 (delete_unmarked_insns): When deleting a call, call
3711 delete_unreachable_blocks.
3712 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3713 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
3715 2008-05-08 Richard Guenther <rguenther@suse.de>
3717 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
3718 (-ftree-salias): Likewise.
3719 (salias-max-implicit-fields): Remove param documentation.
3720 (salias-max-array-elements): Likewise.
3721 * tree-pass.h (pass_create_structure_vars): Remove.
3722 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3723 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3724 * tree-ssa-alias.c (create_structure_vars): Remove.
3725 (gate_structure_vars): Likewise.
3726 (pass_create_structure_vars): Likewise.
3727 (gate_build_alias): Likewise.
3728 (pass_build_alias): Adjust to run always and dump the function.
3729 * common.opt (ftree-salias): Hide.
3730 * passes.c (init_optimization_passes): Remove
3731 pass_create_structure_vars, adjust comment.
3732 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3733 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3734 * opts.c (decode_options): Do not set flag_tree_salias.
3735 (common_handle_option): Add OPT_ftree_salias to the backward
3736 compatibility section.
3738 2008-05-08 Richard Guenther <rguenther@suse.de>
3740 * tree-flow-inline.h (var_can_have_subvars): Move ...
3741 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
3742 * tree-flow.h (var_can_have_subvars): Remove.
3743 (push_fields_onto_fieldstack): Remove.
3744 (sort_fieldstack): Likewise.
3745 (struct fieldoff): Move ...
3746 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
3747 alias_set and base_for_components fields.
3748 (sort_fieldstack): Make static.
3749 (push_fields_onto_fieldstack): Likewise. Remove code that
3750 handles anything but RECORD_TYPEs. Remove alias_set and
3751 base_for_components handling.
3752 (create_variable_info_for): Adjust.
3754 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
3756 * common.opt (Wframe-larger-than=): Shorten the help message
3758 * doc/invoke.texi (Wframe-larger-than=): Add more description.
3760 2008-05-08 Rafael Espindola <espindola@google.com>
3762 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
3764 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
3765 trap and that both operands are gimple values.
3766 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
3767 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
3770 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3772 * read-rtl.c (join_c_conditions): Return the first string if the
3773 two strings are equal.
3775 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3777 * gensupport.h (pred_data): Add a "num_codes" field.
3778 (add_predicate_code): Declare.
3779 * gensupport.c (add_predicate_code): New function.
3780 (std_pred_table): Add an "allows_const_p" field.
3781 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
3782 Remove the (incomplete) list of such codes from the codes field.
3783 (init_predicate_table): Use add_predicate_code. Add all
3784 RTX_CONST_OBJs if allows_const_p is true.
3785 * genrecog.c (process_define_predicate): Use add_predicate_code.
3787 2008-05-08 David Daney <ddaney@avtrex.com>
3788 Richard Sandiford <rsandifo@nildram.co.uk>
3790 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
3791 special case of constant zero operands.
3792 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
3793 old and new values. Special case constant zero values.
3794 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
3796 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
3797 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
3799 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
3802 * simplify-rtx.c (simplify_plus_minus): Create CONST of
3803 similar RTX_CONST_OBJ before CONST_INT.
3805 2008-05-08 Steve Ellcey <sje@cup.hp.com>
3807 * stmt.c (expand_stack_restore): Change sa mode if needed.
3809 2008-05-08 Richard Guenther <rguenther@suse.de>
3811 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
3812 return type to bool.
3813 (ix86_sol10_return_in_memory): Likewise.
3814 (ix86_i386elf_return_in_memory): Likewise.
3815 (ix86_i386interix_return_in_memory): Likewise.
3816 * config/i386/i386.c (ix86_return_in_memory): Likewise.
3817 (ix86_sol10_return_in_memory): Likewise.
3818 (ix86_i386elf_return_in_memory): Likewise.
3819 (ix86_i386interix_return_in_memory): Likewise.
3821 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3824 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
3826 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
3827 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
3830 2008-05-08 Richard Guenther <rguenther@suse.de>
3832 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
3833 * tree-data-ref.h (struct dr_alias): Remove subvars field.
3834 (DR_SUBVARS): Remove.
3835 * tree-dfa.c (dump_subvars_for): Remove.
3836 (debug_subvars_for): Likewise.
3837 (dump_variable): Do not dump subvars.
3838 (remove_referenced_var): Do not remove subvars.
3839 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
3840 (lookup_subvars_for_var): Remove.
3841 (get_subvars_for_var): Likewise.
3842 (get_subvars_at): Likewise.
3843 (get_first_overlapping_subvar): Likewise.
3844 (overlap_subvar): Likewise.
3845 * tree-flow.h (subvar_t): Remove.
3846 (struct var_ann_d): Remove subvars field.
3847 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
3848 argument. Remove special handling of SFTs.
3849 (compute_tag_properties): Likewise.
3850 (set_initial_properties): Likewise.
3851 (compute_call_clobbered): Likewise.
3852 (count_mem_refs): Likewise.
3853 (compute_memory_partitions): Likewise.
3854 (compute_flow_insensitive_aliasing): Likewise.
3855 (setup_pointers_and_addressables): Likewise.
3856 (new_type_alias): Likewise.
3857 (struct used_part): Remove.
3858 (used_portions): Likewise.
3859 (struct used_part_map): Likewise.
3860 (used_part_map_eq): Likewise.
3861 (used_part_map_hash): Likewise.
3862 (free_used_part_map): Likewise.
3863 (up_lookup): Likewise.
3864 (up_insert): Likewise.
3865 (get_or_create_used_part_for): Likewise.
3866 (create_sft): Likewise.
3867 (create_overlap_variables_for): Likewise.
3868 (find_used_portions): Likewise.
3869 (create_structure_vars): Likewise.
3870 * tree.def (STRUCT_FIELD_TAG): Remove.
3871 * tree.h (MTAG_P): Adjust.
3872 (struct tree_memory_tag): Remove base_for_components and
3873 unpartitionable flags.
3874 (struct tree_struct_field_tag): Remove.
3875 (SFT_PARENT_VAR): Likewise.
3876 (SFT_OFFSET): Likewise.
3877 (SFT_SIZE): Likewise.
3878 (SFT_NONADDRESSABLE_P): Likewise.
3879 (SFT_ALIAS_SET): Likewise.
3880 (SFT_UNPARTITIONABLE_P): Likewise.
3881 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
3882 (union tree_node): Remove sft field.
3883 * alias.c (get_alias_set): Remove special handling of SFTs.
3884 * print-tree.c (print_node): Remove handling of SFTs.
3885 * tree-dump.c (dequeue_and_dump): Likewise.
3886 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
3887 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
3888 * tree-predcom.c (set_alias_info): Do not set subvars.
3889 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
3890 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
3891 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
3892 (add_vars_for_offset): Remove.
3893 (add_virtual_operand): Remove special handling of SFTs.
3894 (add_call_clobber_ops): Likewise.
3895 (add_call_read_ops): Likewise.
3896 (get_asm_expr_operands): Likewise.
3897 (get_modify_stmt_operands): Likewise.
3898 (get_expr_operands): Likewise.
3899 (add_to_addressable_set): Likewise.
3900 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
3901 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3902 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
3903 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
3904 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
3905 (tree_node_structure): Likewise.
3906 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
3908 (find_what_p_points_to): Likewise.
3910 2008-05-08 Sa Liu <saliu@de.ibm.com>
3912 * config/spu/spu.md: Fixed subti3 pattern.
3914 2008-05-08 Richard Guenther <rguenther@suse.de>
3917 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
3918 sure to create a representative for trailing arrays for PTA.
3920 2008-05-08 Richard Guenther <rguenther@suse.de>
3923 * fold-const.c (operand_equal_p): Two objects which types
3924 differ in pointerness are not equal.
3926 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3928 * calls.c (compute_argument_block_size): Add argument tree fndecl.
3929 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
3930 (emit_library_call_value_1): Add new variable fndecl initialized by
3931 NULL_TREE. It should be the decl type of orgfun, but this information
3932 seems not to be available here, so it uses the default calling abi.
3933 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
3934 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
3935 by TARGET_RETURN_IN_MEMORY.
3936 * config/i386/i386-interix.h: Likewise.
3937 * config/i386/i386.h: Likewise.
3938 * config/i386/i386elf.h: Likewise.
3939 * config/i386/ptx4-i.h: Likewise.
3940 * config/i386/sol2-10.h: Likewise.
3941 * config/i386/sysv4.h: Likewise.
3942 * config/i386/vx-common.h: Likewise.
3943 * config/cris/cris.h: Removed #if 0 clause.
3944 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
3945 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
3947 (ix86_sol10_return_in_memory): Likewise.
3948 (ix86_i386elf_return_in_memory): New.
3949 (ix86_i386interix_return_in_memory): New.
3950 * config/mt/mt-protos.h (mt_return_in_memory): New.
3951 * config/mt/mt.c: Likewise.
3952 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3953 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
3954 * config/bfin/bfin.h: Likewise.
3955 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
3957 * config/bfin/bfin.c: Likewise.
3958 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3959 * config/alpha/unicosmk.h: Likewise.
3960 * config/i386/cygming.h: Likewise.
3961 * config/iq2000/iq2000.h: Likewise.
3962 * config/mips/mips.h: Likewise.
3963 * config/mn10300/mn10300.h: Likewise.
3964 * config/rs6000/rs6000.h: Likewise.
3965 * config/score/score.h: Likewise.
3966 * config/spu/spu.h: Likewise.
3967 * config/v850/v850.h: Likewise.
3968 * defaults.h: Likewise.
3969 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
3970 * expr.c (emit_block_move): Adjust use of
3971 OUTGOING_REG_PARM_STACK_SPACE.
3972 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
3973 OUTGOING_REG_PARM_STACK_SPACE.
3974 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
3976 2008-05-08 Jakub Jelinek <jakub@redhat.com>
3978 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
3979 on OMP_RETURN for OMP_FOR.
3982 * dwarf2out.c (dw_expand_expr, common_check): Removed.
3983 (fortran_common): New function.
3984 (gen_variable_die): Call fortran_common instead of common_check,
3985 adjust for it returning tree instead of rtx. Formatting.
3987 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3991 * see.c (see_copy_insn): Copy new pure const attributes for new call.
3992 * c-decl.c (merge_decls): Ditto.
3993 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
3994 to RTL_CONST_OR_PURE_CALL_P.
3995 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
3996 Initialized DECL_LOOPING_CONST_PURE.
3997 (process_call_operands): Set tree_side_effects properly.
3998 * tree.h (TREE_READONLY_DECL_P): Removed.
3999 (DECL_IS_PURE): Renamed to DECL_PURE_P.
4000 (DECL_LOOPING_OR_CONST_P): New macro.
4001 (struct tree_function_decl): Added looping_const_or_pure_p.
4003 (ECF_LOOPING_OR_CONST_P): New macro.
4004 * rtlanal.c (pure_const_p): Removed.
4005 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
4006 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
4007 to RTL_CONST_CALL_P.
4008 * ipa-pure-const.c (pure_const_state_e): Added looping field.
4009 (check_decl, check_tree, check_call, scan_function): Initialize
4011 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
4012 (static_execute): Set looping true for recursive functions.
4013 Undo setting state to IPA_NEITHER for recursive functions.
4015 * ifcvt.c (noce_can_store_speculate_p): Changed
4016 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
4017 RTL_CONST_OR_PURE_CALL_P.
4018 * dse.c (scan_insn): Ditto.
4019 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
4020 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
4021 RTL_CONST_OR_PURE_CALL_P.
4022 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
4023 pure_call_p to RTL_CONST_CALL_P.
4024 * gimplify.c (gimplify_call_expr): Clear side effects for
4025 non-looping pure and constant calls.
4026 * calls.c (emit_call_1): Set rtl flags from ecf flags.
4027 (flags_from_decl_or_type): Set ecf flags from decl flags.
4028 (initialize_argument_information): Turn off
4029 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
4030 Change const to pure if callee_copies is true rather than just
4032 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
4033 way of marking pure calls.
4034 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
4035 Remove hack that was supposed to fix pr7335 and remove old
4036 way of marking pure calls.
4037 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
4038 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
4039 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
4040 RTL_CONST_OR_PURE_CALL_P.
4041 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
4042 * loop-invariant.c (find_exits, find_invariant_bb): Changed
4043 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
4044 * sched-deps.c (schedule_analyze): Ditto.
4045 * rtl.h (struct rtx_def): Use call field, unchanging field, and
4046 return_val field of calls to represent pure and const function info.
4047 (CONST_OR_PURE_CALL_P): Deleted macro.
4048 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4049 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
4050 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
4052 * tree-optimize.c (execute_fixup_cfg): Added test for
4053 ECF_LOOPING_CONST_OR_PURE.
4054 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
4056 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
4057 effects for looping pure or const calls.
4058 (verify_gimple_expr): Added verification code.
4059 * config/alpha/alpha.c (alpha_legitimize_address,
4060 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
4062 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
4063 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
4064 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
4065 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
4066 RTL_CONST_OR_PURE_CALL_P.
4067 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
4068 and const calls to be deleted.
4070 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4073 * config/i386/mmx.md (mmx_subv2sf3): New expander.
4074 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
4075 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
4076 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4077 to handle nonimmediate operands.
4078 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
4079 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
4080 to handle nonimmediate operands.
4081 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
4082 (mmx_pmulhrwv4hi3): New expander. Use
4083 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4084 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
4085 (sse2_umulv1siv1di3): New expander. Use
4086 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4087 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
4088 (mmx_eq<mode>3): New expander. Use
4089 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4090 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
4091 (mmx_uavgv8qi3): New expander. Use
4092 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4093 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
4094 (mmx_uavgv4hi3): New expander. Use
4095 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4097 * config/i386/sse.md
4098 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
4099 to handle nonimmediate operands.
4100 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
4101 to handle nonimmediate operands.
4102 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
4103 to handle nonimmediate operands.
4104 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
4105 to handle nonimmediate operands.
4106 (sse2_unpckhpd_exp): New expander. Use
4107 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4108 (sse2_unpcklpd_exp): New expander. Use
4109 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4110 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
4111 to handle nonimmediate operands.
4112 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
4113 to handle nonimmediate operands.
4114 (*sse2_<plusminus_insn><mode>3): Rename from
4115 sse2_<plusminus_insn><mode>3 insn pattern.
4116 (sse2_<plusminus_insn><mode>3): New expander. Use
4117 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4118 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
4119 (sse2_umulv2siv2di3): New expander. Use
4120 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4121 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
4122 (sse4_1_mulv2siv2di3): New expander. Use
4123 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4124 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
4125 (sse2_pmaddwd): New expander. Use
4126 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4127 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
4128 (sse2_eq<mode>3): New expander. Use
4129 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4130 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
4131 (sse4_1_eqv2di3): New expander. Use
4132 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4133 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
4134 (sse2_uavgv16qi3): New expander. Use
4135 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4136 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
4137 (sse2_uavgv16qi3): New expander. Use
4138 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4139 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
4140 (sse2_uavgv8hi3): New expander. Use
4141 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4142 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
4143 (ssse3_pmulhrswv8hi3): New expander. Use
4144 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4145 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
4146 (ssse3_pmulhrswv4hi3): New expander. Use
4147 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4149 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
4150 (<sse>_vmmul<mode>3): Ditto.
4151 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
4153 (ssse3_pmaddubsw128): Use register_operand for operand 1.
4154 (ssse3_pmaddubsw): Ditto.
4156 * config/i386/i386.c (struct_builtin_description)
4157 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
4158 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
4159 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
4160 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
4161 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
4162 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
4163 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
4164 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
4165 (ix86_fixup_binary_operands): Assert that src1
4166 and src2 must have the same mode when swapped.
4167 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
4168 and ix86_binary_operator_ok. Do not force operands in registers
4171 2008-05-07 Jan Hubicka <jh@suse.cz>
4173 * cgraph.c (dump_cgraph_node): Update.
4174 * cgraph.h (cgraph_local_info): Break out inline summary.
4175 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
4177 * ipa-inline (inline_summary): New accestor function.
4178 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
4179 cgraph_decide_inlining, compute_inline_parameters): Update.
4180 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
4182 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4184 Cleanup ColdFire scheduling support and add V4 pipeline model.
4186 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
4187 (define_attr cpu): Add cfv4 value.
4188 (define_attr type, define_attr type1): Merge into a single 'type'
4189 attribute. Update all uses.
4190 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
4191 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
4193 (define_attr opx_mem, define_attr opy_mem): Remove.
4194 (define_attr op_mem): Clean up, update comment.
4195 (define_attr size): Use specific values instead of general int.
4196 (define_attr guess, define_attr split): Remove. Update all uses.
4197 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
4198 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
4199 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
4200 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
4201 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
4202 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
4203 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
4204 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
4205 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
4206 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
4207 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
4208 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
4209 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
4210 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
4211 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
4212 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
4213 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
4214 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
4215 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
4216 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
4217 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
4218 Update or set attributes.
4219 (stack_tie): New fake instruction.
4221 * config/m68k/m68k.h (TUNE_CFV4): New macro.
4222 (m68k_sched_attr_size): Update declaration.
4223 (m68k_sched_attr_type2): Remove.
4224 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
4225 Declare new bypass predicates.
4227 * config/m68k/m68k.c (m68k_sched_issue_rate,
4228 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
4230 (TARGET_SCHED_ISSUE_RATE,
4231 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
4232 (override_options): Handle scheduling for ColdFire V4 core.
4233 (m68k_expand_prologue): Emit stack_tie.
4234 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
4235 'OP_TYPE_FPN'. Update all uses.
4236 (sched_guess_p): Remove.
4237 (sched_address_type): Handle symbolic addresses.
4238 (sched_get_operand): New static function.
4239 (sched_operand_type): Merge into sched_attr_op_type.
4240 (sched_attr_op_type): Handle FP registers, handle quick constants,
4242 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
4243 (m68k_sched_attr_size): Update. Move logic to ...
4244 (sched_get_attr_size_int): New static function.
4245 (sched_get_opxy_mem_type): New static function.
4246 (m68k_sched_attr_op_mem): Update.
4247 (m68k_sched_attr_type2): Remove.
4248 (sched_cfv4_bypass_data): New static variable.
4249 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
4250 (m68k_sched_issue_rate): Implement scheduler hook.
4251 (struct _sched_ib: enabled_p): New field.
4252 (m68k_sched_variable_issue): Update. Handle V4.
4253 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
4254 sched_dump_class_func_t, sched_dump_split_class,
4255 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
4256 sched_dump_dfa_class, m68k_sched_dump): Remove.
4257 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
4259 (m68k_sched_init_global): Remove statisctics dumping, introduce
4260 sanity check that all instructions have pipeline reservations. Handle
4262 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4263 Handle ColdFire V4 core.
4264 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
4265 New static functions.
4266 (m68k_sched_address_bypass_p): New bypass predicate.
4267 (sched_get_indexed_address_scale): New static function.
4268 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
4270 * cf.md: Update comments.
4271 (define_attr type2): Remove. Use 'type' attribute instead.
4273 (cf_ib): Rename to cfv123_ib. Update all uses.
4274 (cf_oep): Rename to cfv123_oep. Update all uses.
4275 (cf_chr): Rename to cfv123_chr. Update all uses.
4276 (cf_mem): Rename to cfv123_mem. Update all uses.
4277 (cf_mac): Move to more appropriate place.
4278 (cfv123_guess): New automaton and cpu_unit.
4279 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
4280 Update uses of 'size' attribute. Handle before reload scheduling.
4281 (cfv123_guess): New dummy reservation for unhandled instructions.
4282 (cfv4_*): Pipeline description of ColdFire V4 core.
4283 (ignore): New reservation to handle 'ignore' type.
4285 2008-05-07 Ian Lance Taylor <iant@google.com>
4288 * gimplify.c (find_single_pointer_decl_1): Don't look through
4290 (find_single_pointer_decl): Adjust comments.
4292 2008-05-07 Jakub Jelinek <jakub@redhat.com>
4295 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
4296 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
4299 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
4300 integral type rather than floating point, then VIEW_CONVERT_EXPR
4301 to the floating point type.
4303 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4305 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
4306 TFmode op0 to register.
4308 2008-05-07 Alan Modra <amodra@bigpond.net.au>
4310 * c-decl.c (grokdeclarator): Comment typo.
4312 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
4314 * tree-flow.h: Remove prototype for computed_goto_p.
4315 * tree-cfg.c (computed_goto_p): Make static.
4317 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
4320 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
4321 (contains_aligned_value_p): This. Handle _Decimal128.
4322 (ix86_function_arg_boundary): Only align _Decimal128 to its
4323 natural boundary and handle it properly.
4325 2008-05-06 Martin Jambor <mjambor@suse.cz>
4327 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
4328 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
4329 (ipcp_method_set_orig_node): Removed.
4330 (ipcp_cval_get_cvalue_type): Removed.
4331 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
4332 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
4333 (ipcp_cval_set_cvalue_type): Removed.
4334 (ipcp_cval_get_cvalue): Removed.
4335 (ipcp_cval_set_cvalue): Removed.
4336 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
4337 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
4338 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
4339 (ipcp_cval_meet): Renamed to ipa_lattice_meet
4340 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
4341 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
4342 (ipcp_get_ith_lattice): Changed parameters.
4343 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
4344 (ipcp_lattice_from_jfunc): Changed parameters.
4345 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
4346 (ipcp_method_cval_print): Added temporary variable info.
4347 (ipcp_redirect): Removed already unused local variable caller.
4348 (ipcp_redirect): New temporary variable orig_callee_info
4349 (ipcp_redirect): Removed newly unused local variable callee.
4350 (ipcp_redirect): Removed (a bit confusing) local variable type.
4351 (ipcp_insert_stage): Added local variable info.
4352 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
4354 (ipcp_formal_create): Removed.
4355 (ipcp_method_cval_set): Removed.
4356 (ipcp_propagate_stage): Renamed lattice variables.
4357 (ipcp_method_cval_set_cvalue_type): Removed.
4358 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
4359 (ipcp_print_all_lattices): Changed printed strings to refer to
4360 lattices rather than cvals.
4361 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
4362 (ipcp_propagate_const): Changed formal parameters.
4363 (build_const_val): Changed formal parameters.
4364 (ipcp_insert_stage): Removed useless variable cvalue
4365 (build_const_val): Changed formal parameters.
4366 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
4367 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
4368 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
4369 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
4370 (ipcp_print_func_profile_counts): Changed string from "method" to
4372 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
4373 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
4374 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
4375 (ipcp_structures_print): Renamed to ipcp_print_all_structures
4376 (ipcp_profile_print): Renamed to ipcp_print_profile_data
4377 (ipcp_lat_is_const): Changed parameters and made inline.
4378 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
4379 (ipcp_redirect): Renamed to ipcp_need_redirect_p
4380 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
4381 the predicate condition directly
4382 (ipcp_propagate_stage): Added local variable args. Removed local
4383 variable callee. (Both are mere code simplifications.)
4384 (ipcp_method_dont_insert_const): Renamed to
4385 ipcp_node_not_modifiable_p.
4386 (ipcp_node_not_modifiable_p): Made inline.
4387 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
4388 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
4389 (ipcp_print_all_lattices): Removed variable cvalue
4390 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
4393 2008-05-06 Olivier Hainque <hainque@adacore.com>
4395 * tree-sra.c (try_instantiate_multiple_fields): Early return
4396 if field has POINTER_TYPE.
4398 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
4400 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
4401 by using 'q' specifier for instruction.
4402 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
4404 2008-05-06 Anatoly Sokolov <aesok@post.ru>
4406 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4407 Change mode of zero_extract from QImode to HImode.
4408 (sign bit tests peepholes): (Ditto.).
4410 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
4412 * config/i386/mmx.md: Remove double backslashes from asm templates.
4413 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
4414 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4415 to handle nonimmediate operands.
4416 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
4417 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4418 to handle nonimmediate operands.
4419 (*mmx_<code>v2sf3_finite): New insn pattern.
4420 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
4421 (mmx_<code>v2sf3): New expander. Use
4422 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4423 (mmx_<plusminus_insn><mode>3): New expander. Use
4424 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4425 (*mmx_<plusminus_insn><mode>3): New insn pattern.
4426 (mmx_add<mode>3): Removed.
4427 (mmx_ssadd<mode>3): Ditto.
4428 (mmx_usadd<mode>3): Ditto.
4429 (mmx_sub<mode>3): Ditto.
4430 (mmx_sssub<mode>3): Ditto.
4431 (mmx_ussub<mode>3): Ditto.
4432 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
4433 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
4434 to handle nonimmediate operands.
4435 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
4437 (mmx_smulv4hi3_highpart): New expander. Use
4438 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4439 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
4441 (mmx_umulv4hi3_highpart): New expander. Use
4442 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4443 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
4444 (mmx_<code>v4hi3): New expander. Use
4445 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4446 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
4447 (mmx_<code>v8qi3): New expander. Use
4448 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4449 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
4450 (mmx_<code><mode>3): New expander. Use
4451 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4453 2008-05-05 Jan Hubicka <jh@suse.cz>
4455 PR tree-optimization/36118
4456 * passes.c (pass_init_dump_file): Fix dump header.
4458 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4461 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
4462 VCE for function decls.
4464 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
4466 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
4468 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
4470 * config/i386/i386.md (sat_plusminus): New.
4471 (plusminus_insn): Likewise.
4472 (plusminus_mnemonic): Likewise.
4474 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
4475 (*<addsub><mode>3_cc_overflow): Renamed to ...
4476 (*<plusminus_insn><mode>3_cc_overflow): This.
4477 (*<addsub>si3_zext_cc_overflow): Renamed to ...
4478 (*<plusminus_insn>si3_zext_cc_overflow): This.
4480 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
4481 (<plusminus_insn><mode>3): This.
4482 (*<addsub><mode>3): Renamed to ...
4483 (*<plusminus_insn><mode>3): This.
4484 (<sse>_vm<addsub><mode>3): Renamed to ...
4485 (<sse>_vm<plusminus_insn><mode>3): This.
4486 (sse3_h<addsub>v4sf3): Renamed to ...
4487 (sse3_h<plusminus_insn>v4sf3): This.
4488 (sse3_h<addsub>v2df3): Renamed to ...
4489 (sse3_h<plusminus_insn>v2df3): This.
4490 (<plusminus_insn><mode>3): New.
4491 (*<plusminus_insn><mode>3): Likewise.
4492 (sse2_<plusminus_insn><mode>3): Likewise.
4493 (add<mode>): Removed.
4494 (*add<mode>3): Likewise.
4495 (sse2_ssadd<mode>3): Likewise.
4496 (sse2_usadd<mode>3): Likewise.
4497 (sub<mode>3): Likewise.
4498 (*sub<mode>3): Likewise.
4499 (sse2_sssub<mode>3): Likewise.
4500 (sse2_ussub<mode>3): Likewise.
4502 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
4504 * gthr-single.h: Add in required interface elements as per gthr.h.
4505 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
4506 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
4507 Generalize UNUSED macro.
4508 (__gthread_once): Add.
4509 (__gthread_key_create): Add.
4510 (__gthread_key_delete): Add.
4511 (__gthread_getspecific): Add.
4512 (__gthread_setspecific): Add.
4514 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
4516 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
4517 the same size types for the indirect reference on the rhs, then
4520 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
4522 * config/i386/i386.md
4523 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
4524 one insn template instead of template series.
4525 (*xordi_1_rex64): Ditto.
4526 (*xordi_2_rex64): Ditto.
4528 2008-05-05 Ira Rosen <irar@il.ibm.com>
4530 PR tree-optimization/36119
4531 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
4534 2008-06-04 Jan Hubicka <jh@suse.cz>
4536 tree-optimization/36100
4537 * tree-pass.h (pass_O0_always_inline): Declare.
4538 * ipa-inline.c (inline_transform): Remove dead code.
4539 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
4540 pass_O0_always_inline): New.
4541 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
4543 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
4545 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
4546 mnemonic in this_param move for TARGET_64BIT.
4548 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
4550 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
4551 (*strmovsi_rex_1): Ditto.
4552 (*strsetsi_1): Ditto.
4553 (*strsetsi_rex_1): Ditto.
4555 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
4556 adddicc expanders using SWI mode iterator.
4558 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
4561 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
4564 2008-05-04 David S. Miller <davem@davemloft.net>
4566 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
4567 (sparc*-*-linux*): Use linux.h in tm_file.
4568 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
4569 compiler defaulting to 32-bit.
4570 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
4572 * config/sparc/linux.h: Remove definitions now obtained
4573 properly from linux.h
4574 * config/sparc/linux64.h: Likewise.
4575 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
4576 don't want this setting for 32-bit builds in a biarch compiler.
4577 * doc/install.texi: Add sparc-linux to list of targets
4578 supporting --enable-targets=all.
4580 2008-05-03 Andrew Pinski <pinskia@gmail.com>
4582 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
4584 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
4586 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
4587 after V4SI_FTYPE_V8HI.
4588 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
4589 case V4SI_FTYPE_V2DF.
4591 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
4593 * doc/invoke.texi (max-flow-memory-locations): Removed.
4594 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
4596 2008-05-03 Richard Guenther <rguenther@suse.de>
4599 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
4601 2008-05-02 David S. Miller <davem@davemloft.net>
4603 * config.gcc (need_64bit_hwint): Document libcpp dependency.
4605 2008-05-02 Simon Baldwin <simonb@google.com>
4608 * c-common.h (warn_array_subscript_range): Removed.
4609 * c-common.c (warn_array_subscript_range): Ditto.
4610 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
4611 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
4613 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
4615 * config/i386/i386.c (ix86_special_builtin_type): New.
4616 (bdesc_special_args): Likewise.
4617 (ix86_expand_special_args_builtin): Likewise.
4618 (ix86_init_mmx_sse_builtins): Updated.
4619 (ix86_expand_builtin): Updated.
4620 (ix86_expand_store_builtin): Removed.
4621 (ix86_expand_unop_builtin): Likewise.
4623 * config/i386/mm3dnow.h (__v2sf): Moved to ...
4624 * config/i386/mmintrin.h (__v2sf): Here.
4626 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
4628 (_mm_loadl_pi): Likewise.
4629 (_mm_storeh_pi): Replace __v2si with __v2sf.
4630 (_mm_storel_pi): Likewise.
4632 * doc/extend.texi: Correct __builtin_ia32_loadhps,
4633 __builtin_ia32_loadlps, __builtin_ia32_storehps,
4634 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
4635 __builtin_ia32_loadlpd.
4637 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
4639 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
4640 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
4641 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
4642 (ix86_init_mmx_sse_builtins): Updated.
4643 (ix86_expand_args_builtin): Likewise.
4644 (ix86_expand_builtin): Likewise.
4645 (ix86_expand_unop1_builtin): Renamed to ...
4646 (ix86_expand_unop_vec_merge_builtin): This.
4648 2008-05-01 Jan Hubicka <jh@suse.cz>
4651 * ipa-inline.c (inline_generate_summary): Make static.
4652 (inline_transform): Do not call inlining at -O0; make static.
4653 * passes.c (execute_todo): Add sanity check.
4654 (execute_one_ipa_transform_pass): Execute proper flags.
4656 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
4658 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
4659 (DECL_NONADDRESSABLE_P): Likewise.
4660 * alias.c (record_component_aliases): Fix comment.
4662 2008-05-01 Simon Baldwin <simonb@google.com>
4664 * c-common.h (warn_array_subscript_range): New function.
4665 * c-common.c (warn_array_subscript_range): Ditto.
4666 * tree-vrp.c (check_array_ref): Corrected code to agree with
4667 comment, ignoring only arrays of size 0 or size 1.
4668 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
4670 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4672 * config/i386/i386.c (ix86_builtin_type): Replace
4673 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
4674 (bdesc_args): Updated.
4675 (ix86_init_mmx_sse_builtins): Likewise.
4676 (ix86_expand_args_builtin): Likewise.
4678 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
4681 * doc/extend.texi: Correct __builtin_ia32_palignr.
4683 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4686 * config/i386/i386.c (bdesc_crc32): Removed.
4687 (ix86_expand_crc32): Likewise.
4688 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
4689 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
4690 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
4691 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
4692 UINT_FTYPE_UINT_UCHAR.
4693 (bdesc_args): Updated. Add crc32 builtins.
4694 (ix86_init_mmx_sse_builtins): Updated.
4695 (ix86_expand_args_builtin): Updated to support subreg.
4697 * doc/extend.texi: Correct __builtin_ia32_crc32di.
4699 2008-05-01 Jan Hubicka <jh@suse.cz>
4701 * tree-pass.h (opt_pass): Add IPA_PASS.
4702 (varpool_node, cgraph_node): Forward declare.
4703 (ipa_opt_pass): Define.
4704 (pass_ipa_inline): Turn into ipa_opt_pass.
4705 (pass_apply_inline): Remove.
4706 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
4707 (apply_inline): Turn into ....
4708 (inline_transform): ... this one.
4709 (inline_generate_summary): New function.
4710 (pass_apply_inline): Remove.
4711 * function.h (ipa_opt_pass): Forward declare structure; typedef;
4713 (struct function): Add ipa_transforms_to_apply.
4714 * passes.c (register_one_dump_file): Work on IPA_PASS.
4715 (init_optimization_passes): Remove pass_inline_parameters and
4717 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
4718 (execute_one_pass) ... here; apply transforms when possible.
4719 (add_ipa_transform_pass, execute_ipa_summary_asses,
4720 execute_one_ipa_transform_pass): New.
4721 (execute_ipa_pass_list): Update for IPA_PASS type.
4723 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4725 * config/i386/i386.c (ix86_builtin_type): Add
4726 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
4727 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
4728 (bdesc_args): Add SSE4a builtins.
4729 (ix86_init_mmx_sse_builtins): Updated.
4730 (ix86_expand_args_builtin): Likewise.
4731 (ix86_expand_builtin): Likewise.
4733 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4735 * config/i386/i386.c (ix86_builtin_type): Add
4736 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
4737 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
4738 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
4739 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
4740 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
4741 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
4742 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
4743 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
4744 and DI_FTYPE_DI_DI_INT.
4745 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
4746 (ix86_init_mmx_sse_builtins): Updated.
4747 (ix86_expand_args_builtin): Likewise.
4748 (ix86_expand_builtin): Likewise.
4749 (ix86_expand_binop_imm_builtin): Removed.
4751 * doc/extend.texi: Correct __builtin_ia32_palignr128.
4753 2008-04-30 Richard Guenther <rguenther@suse.de>
4755 PR tree-optimization/32921
4756 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
4758 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
4760 * config/arm/arm.c (arm_unwind_emit): Use
4761 crtl->all_throwers_are_sibcalls instead of
4762 cfun->all_throwers_are_sibcalls.
4763 (arm_output_fn_unwind): Likewise.
4764 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
4765 instead of cfun->uses_pic_offset_table.
4766 (frv_expand_prologue): Likewise.
4767 (frv_frame_pointer_required): Likewise.
4768 (frv_expand_fdpic_call): Likewise.
4769 (frv_emit_movsi): Likewise.
4770 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
4771 cfun->returns_pcc_struct instead of
4772 current_function_returns_pcc_struct.
4773 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
4774 instead of cfun->calls_eh_return.
4775 (m32c_pushm_popm): Likewise.
4776 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
4777 "extern" declaration.
4779 2008-04-30 Richard Guenther <rguenther@suse.de>
4781 PR tree-optimization/21636
4782 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
4784 (evaluate_stmt): Print the likely value.
4785 (ccp_visit_stmt): Avoid excessive vertical spacing.
4787 2008-04-30 Rafael Espindola <espindola@google.com>
4789 * builtins.c (fold_call_expr): Return realret.
4790 * tree-ssa-threadedge.c
4791 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
4792 __builtin_object_size.
4794 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
4796 * gcc.c (wrapper_string): New variable.
4797 (insert_wrapper): New function.
4798 (execute): New option -wrapper.
4799 * doc/invoke.texi (Overall Options): New driver option -wrapper.
4801 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
4803 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
4804 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
4805 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
4807 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
4808 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
4809 config/rs6000/e500crtres64gprctr.asm,
4810 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
4811 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
4812 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
4813 config/rs6000/e500crtsav64gprctr.asm,
4814 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
4815 config/rs6000/e500crtsavg64gprctr.asm: New files.
4816 * config/rs6000/t-ppccomm: Add build rules for new files.
4817 (LIB2FUNCS_STATIC_EXTRA): Add new files.
4818 * config/rs6000/t-netbsd: Add build rules for new files.
4819 (LIB2FUNCS_STATIC_EXTRA): New variable.
4820 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
4821 (CRTSAVRES_DEFAULT_SPEC): Likewise.
4822 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
4824 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
4826 * config/i386/i386.c (ix86_builtin_type): Add
4827 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
4828 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
4829 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
4830 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
4831 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
4832 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
4833 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
4834 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
4835 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
4836 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
4837 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
4838 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
4839 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
4840 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
4841 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
4842 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
4843 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
4844 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
4845 V1DI_FTYPE_V2SI_V2SI.
4846 (bdesc_2arg): Moved to ...
4848 (ix86_init_mmx_sse_builtins): Updated.
4849 (ix86_expand_args_builtin): Updated. Take a pointer
4850 to const struct builtin_description. Handle comparison
4852 (ix86_expand_sse_compare): Take a new argument for swapping operands.
4853 (ix86_expand_builtin): Updated.
4855 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
4856 (ssse3_pmaddubsw128): This.
4857 (ssse3_pmaddubswv4hi3): Renamed to ...
4858 (ssse3_pmaddubsw): This.
4860 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
4861 (__builtin_ia32_packssdw128): Likewise.
4862 (__builtin_ia32_packuswb128): Likewise.
4863 (__builtin_ia32_pmaddubsw): Likewise.
4864 (__builtin_ia32_pmaddubsw128): Likewise.
4866 2008-04-30 Richard Guenther <rguenther@suse.de>
4868 PR tree-optimization/14847
4869 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
4870 (recognize_bits_test): Use it.
4871 (recognize_single_bit_test): Likewise.
4873 2008-04-30 Martin Jambor <mjambor@suse.cz>
4875 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
4876 instead of setting number of formal parameters to zero.
4877 (ipcp_init_stage): Do not set the number of actual parameters to zero
4879 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
4880 which are called with variable number of arguments.
4881 (ipcp_insert_stage): Explicitely skipping all nodes which are
4882 called with variable number of arguments.
4883 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
4884 number of parameters.
4886 * ipa-prop.h (struct ipa_node_params): Added flag
4887 called_with_var_arguments
4888 (ipa_set_param_count): Added. Changed sole setter to use it.
4889 (ipa_get_param_count): Added. All readers of param_count
4890 converted to use it instead.
4891 (ipa_set_called_with_variable_arg): Added.
4892 (ipa_is_called_with_var_arguments): Added.
4893 (ipa_get_ith_param): Added. All readers of param_decls converted
4895 (ipa_set_cs_argument_count): Added, sole writer to argument_count
4897 (ipa_get_cs_argument_count): Added, all readers of argument_count
4899 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
4902 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
4903 (struct ipcp_lattice): Renamed cval_type to type
4904 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
4906 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
4907 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
4908 (ipcp_insert_stage): Changed the type of variable cvalue to tree
4909 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
4910 (build_const_val): Changed the type of parameter cvalue to tree
4911 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
4912 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
4914 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
4917 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
4918 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
4919 (ipa_add_method): Renamed to ipa_push_func_to_list
4920 (ipa_remove_method): Renamed to ipa_pop_func_from_list
4921 (ipa_callsite_param_count): Removed.
4922 (ipa_callsite_param_count_set): Removed.
4923 (ipa_callsite_param): Removed.
4924 (ipa_callsite_callee): Removed.
4925 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
4926 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
4927 (ipa_method_formal_count): Removed.
4928 (ipa_method_formal_count_set): Removed.
4929 (ipa_method_get_tree): Removed.
4930 (ipa_method_tree_map_create): Removed.
4931 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
4932 (ipa_create_param_decls_array): Creates the array itself
4933 (ipa_create_param_decls_array): Temporary variable info instead of
4935 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
4936 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
4937 (get_type): Removed.
4938 (ipa_jf_get_info_type): Removed.
4939 (ipa_node_create): Renamed to ipa_create_node_params
4940 (ipa_free): Renamed to ipa_free_all_node_params
4941 (ipa_nodes_create): Renamed to ipa_create_all_node_params
4942 (ipa_edges_create): Renamed to ipa_create_all_edge_args
4943 (ipa_edges_free): Renamed to ipa_free_all_edge_args
4944 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
4945 (ipa_free_all_node_params): Deallocation to jump_functions moved to
4946 ipa_free_all_edge_args
4947 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
4948 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
4949 (ipa_create_methodlist_node): Removed.
4950 (ipa_methodlist_method): Removed.
4951 (ipa_methodlist_method_set): Removed.
4952 (ipa_methodlist_next_method): Removed.
4953 (ipa_methodlist_next_method_set): Removed.
4954 (ipa_method_is_modified): Removed.
4955 (ipa_method_modify_create): Removed.
4956 (ipa_method_modify_init): Temporary variable info instead of a few
4958 (ipa_detect_param_modifications): Temporary variable info instead of
4960 (ipa_compute_jump_functions): Temporary variable info instead of
4962 (ipa_method_modify_set): Removed.
4963 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
4964 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
4965 than craph_node as the first parameter.
4966 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
4967 (ipa_method_modify_init): Removed.
4968 (ipa_compute_jump_functions): Added a temp variable instead of
4969 repeatadly dereferencing the cgraph_edge.aux pointer
4970 (ipa_callsite_param_set_type): Removed.
4971 (ipa_compute_jump_functions): i renamed to index and moved to
4973 (ipa_callsite_param_set_info_type_formal): Removed.
4974 (ipa_callsite_param_set_info_type): Removed.
4975 (ipa_callsite_param_map_create): Removed.
4976 (ipa_callsite_tree): Removed.
4977 (ipa_callsite_caller): Removed.
4978 (ipa_pop_func_from_list): return_method removed to return_func
4980 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
4981 prefixed all values with IPA_. Changed all users.
4982 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
4983 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
4984 and FORMAL_IPATYPE IPA_PASS_THROUGH.
4985 (union parameter_info): Renamed to jump_func_value.
4986 (union jump_func_value): Renamed value to constant
4987 (struct ipa_jump_func): Renamed info_type to value
4988 (struct ipa_node): Renamed to ipa_node_params
4989 (struct ipa_node_params): Renamed ipa_arg_num to param_count
4990 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
4991 (struct ipa_node_params): Renamed ipa_mod to modified_flags
4992 (struct ipa_edge): Renamed to ipa_edge_args
4993 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
4994 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
4995 (struct ipa_methodlist): Renamed to ipa_func_list
4996 (struct ipa_func_list): method_p renamed to node, next_method
4998 (ipa_methodlist_p): Removed, switched all users to struct pointer
4999 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
5001 2008-04-30 Alan Modra <amodra@bigpond.net.au>
5003 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
5004 (rs6000_emit_epilogue): Use backchain to restore only when we
5005 have a large frame. Make use of frame pointer to restore if we
5006 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
5008 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
5010 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5011 Add mode to zero_extract.
5012 (sign bit tests peepholes): (Ditto.).
5014 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
5016 * config/i386/i386.c (ix86_builtins): Replace Prescott New
5017 Instructions in comments with SSE3.
5018 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
5019 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
5020 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
5021 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
5022 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
5023 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
5024 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
5025 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
5026 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
5027 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
5028 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
5029 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
5030 (bdesc_sse_args): Renamed to ...
5031 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
5032 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
5033 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
5035 (bdesc_1arg): Moved to ...
5037 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
5038 Instructions in comments with SSE3.
5039 (ix86_expand_sse_operands_builtin): Renamed to ...
5040 (ix86_expand_args_builtin): This. Updated.
5041 (ix86_expand_unop1_builtin): Update comments.
5042 (ix86_expand_builtin): Updated.
5044 2008-04-29 Richard Guenther <rguenther@suse.de>
5046 PR tree-optimization/36078
5047 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
5048 Update virtual SSA form after cleaning up the CFG.
5050 2008-04-29 Richard Guenther <rguenther@suse.de>
5053 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
5055 2008-04-29 Richard Guenther <rguenther@suse.de>
5057 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
5058 (compute_may_aliases): Do not call finalize_ref_all_pointers.
5059 (compute_flow_insensitive_aliasing): Do not treat
5060 PTR_IS_REF_ALL pointers special.
5061 (get_smt_for): Likewise.
5062 (may_alias_p): Re-structure.
5063 (is_escape_site): A ref-all pointer conversion is not an escape site.
5064 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
5065 PTR_IS_REF_ALL pointers special.
5066 * tree-ssa-structalias.h (struct alias_info): Remove
5067 ref_all_symbol_mem_tag field.
5068 (PTR_IS_REF_ALL): Remove.
5070 2008-04-29 Richard Guenther <rguenther@suse.de>
5073 * fold-const.c (extract_muldiv_1): In combining division constants
5074 make sure to never overflow.
5076 2008-04-29 Nick Clifton <nickc@redhat.com>
5078 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
5080 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5083 * optc-gen.awk: Work around HP-UX/IA awk bug.
5085 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
5087 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
5090 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
5093 * config/i386/i386.md
5094 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
5095 Change operand 1 predicate to nonimmediate_operand.
5097 2008-04-28 Jakub Jelinek <jakub@redhat.com>
5100 * dwarf2out.c (struct die_struct): Mark as chain_circular through
5102 * gengtype.c (walk_type, write_func_for_structure): Handle
5104 * doc/gty.texi: Document chain_circular.
5106 2008-04-28 Richard Guenther <rguenther@suse.de>
5108 PR tree-optimization/36066
5109 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
5112 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
5115 * config/i386/i386.md
5116 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
5117 Use match_scratch instead of match_operand for operands 3 and 4.
5119 2008-04-27 Richard Guenther <rguenther@suse.de>
5121 PR tree-optimization/18754
5122 PR tree-optimization/34223
5123 * tree-pass.h (pass_complete_unrolli): Declare.
5124 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
5125 loop size before and after unconditionally of UL_NO_GROWTH in effect.
5126 Rewrite loop into loop closed SSA form if it is not already.
5127 (tree_unroll_loops_completely): Re-structure to iterate over
5128 innermost loops with intermediate CFG cleanups.
5129 Unroll outermost loops only if requested or the code does not grow
5131 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
5132 loops are available.
5133 (tree_vectorize): Instead do so here.
5134 (tree_complete_unroll): Also unroll outermost loops.
5135 (tree_complete_unroll_inner): New function.
5136 (gate_tree_complete_unroll_inner): Likewise.
5137 (pass_complete_unrolli): New pass.
5138 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
5139 uses outside of the loop.
5140 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
5141 form if it is available.
5142 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
5143 * passes.c (init_optimization_passes): Schedule complete inner
5144 loop unrolling pass before the first CCP pass after final inlining.
5146 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
5148 * targhooks.h (default_emutls_var_fields,
5149 default_emutls_var_init): Declare.
5150 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
5151 * target.h (struct gcc_target): Add struct emutls member.
5152 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
5153 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
5154 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
5155 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
5156 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
5157 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
5158 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
5159 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
5160 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
5161 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
5162 emit debug information.
5163 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
5164 * varasm.c: Include targhooks.h.
5165 (emutls_object_section, emutls_tmpl_section): New.
5166 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
5167 (EMUTLS_SEPARATOR): New.
5169 (get_emutls_object_name): New.
5170 (default_emutls_var_fields): New, broken out of ...
5171 (get_emutls_object_type): ... here. Adjust to use target hooks.
5172 (get_emutls_init_templ_addr): Adjust to use target hooks.
5173 (emutls_decl): Adjust to use target hooks.
5174 (emutls_finish): Likewise.
5175 (default_emutls_var_init): New, broken out of ...
5176 (assemble_variable): ... here. Adjust to use target hooks.
5177 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
5179 * c-common.c (handle_section_attribute): Prevent overriding
5180 sections for emulated tls with special sections.
5181 * config/i386/i386.c (x86_64_elf_select_section): Add
5182 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
5183 (x86_64_elf_unique_section): Likewise.
5184 * config/vxworks.c: Include tree.h.
5185 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
5186 (vxworks_override_options): Set TLS scheme.
5187 * doc/tm.texi (Emulated TLS): New node.
5189 2008-04-26 Simon Baldwin <simonb@google.com>
5192 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
5193 with propagated string constants.
5195 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
5197 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
5198 constraint for operand 2 when operand 0 is memory operand.
5199 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
5200 operand 0 is memory operand.
5201 (fix_trunc<mode>_i387_with_temp): Ditto.
5202 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
5203 operand 2 when operand 1 is memory operand.
5204 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
5205 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
5206 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
5207 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
5208 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
5209 operands 2,3 and 4 when operand 1 is memory operand.
5210 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
5212 (fistdi2_floor_with_temp): Ditto.
5213 (fist<mode>2_floor_with_temp): Ditto.
5214 (fistdi2_ceil_with_temp): Ditto.
5215 (fist<mode>2_ceil_with_temp): Ditto.
5216 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
5218 2008-04-26 David Daney <ddaney@avtrex.com>
5220 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
5222 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
5223 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
5224 UNSPEC_UPDATE_GOT_VERSION): Renumber.
5225 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
5226 (compare_and_swap_12): New insn.
5227 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
5228 * config/mips/mips.c (mips_force_binary): New function.
5229 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
5230 (mips_expand_compare_and_swap_12): New function.
5231 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
5233 2008-04-25 Jan Hubicka <jh@suse.cz>
5236 * cfgexpand.c (pass_expand): Turn into RTL pass.
5237 * passes.c (execute_one_pass): Do pass typechecking after execution.
5238 * tree-pass.h (pass_expand): Turn into RTL pass.
5240 * function.h (struct rtl_data): Move here fields
5241 accesses_prior_frames, calls_eh_return, saves_all_registers,
5242 has_nonlocal_goto, has_asm_statement, is_thunk,
5243 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
5244 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
5245 arg_pointer_save_area_init from struct function; turn into bool.
5246 (struct function): Move
5247 calls_eh_return, saves_all_registers, has_nonlocal_goto,
5248 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
5249 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
5250 tail_call_emit, arg_pointer_save_area_init
5251 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
5252 (current_function_returns_struct, current_function_returns_pcc_struct,
5253 current_function_calls_setjmp, current_function_calls_alloca,
5254 current_function_accesses_prior_frames,
5255 current_function_calls_eh_return, current_function_is_thunk,
5256 current_function_stdarg, current_function_profile,
5257 current_function_limit_stack, current_function_uses_pic_offset_table,
5258 current_function_uses_const_pool, current_function_has_nonlocal_label,
5259 current_function_saves_all_registers,
5260 current_function_has_nonlocal_goto,
5261 current_function_has_asm_statement): Remove accesor macros.
5262 * ra-conflict.c (global_conflicts): Update.
5263 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
5264 (suitable_for_tail_call_opt_p): Update.
5265 * builtins.c (expand_builtin_return_addr): Update.
5266 (expand_builtin_setjmp_setup): Update.
5267 (expand_builtin_nonlocal_goto): Update.
5268 * final.c (final_start_function): Update.
5269 (profile_function): Update.
5270 (leaf_function_p): Update.
5271 (only_leaf_regs_used): Update.
5272 * df-scan.c (df_get_exit_block_use_set): Update.
5273 * dojump.c (clear_pending_stack_adjust): Update.
5274 * tree-stdarg.c (gate_optimize_stdarg): Update.
5275 * gimple-low.c (lower_function_body): Update.
5276 * global.c (compute_regsets): Update.
5277 (global_alloc): Update.
5278 * dwarf2out.c (dwarf2out_begin_prologue): Update.
5279 * expr.c (expand_assignment): Update.
5280 * dse.c (dse_step0): Update.
5281 (dse_step1): Update.
5282 * c-decl.c (store_parm_decls): Update.
5283 * local-alloc.c (combine_regs): Update.
5284 (find_free_reg): Update.
5285 * function.c (assign_parms_augmented_arg_list): Update.
5286 (assign_parm_find_data_types): Update.
5287 (assign_parms): Update.
5288 (allocate_struct_function): Update.
5289 (expand_function_start): Update.
5290 (expand_function_end): Update.
5291 (get_arg_pointer_save_area): Update.
5292 (thread_prologue_and_epilogue_insns): Update.
5293 (rest_of_match_asm_constraints): Update.
5294 * stor-layout.c (variable_size): Update.
5295 * gcse.c (gcse_main): Update.
5296 (bypass_jumps): Update.
5297 * gimplify.c (gimplify_function_tree): Update.
5298 * calls.c (emit_call_1): Update.
5299 (expand_call): Update.
5300 * bt-load.c (compute_defs_uses_and_gen): Update.
5301 * except.c (sjlj_assign_call_site_values): Update.
5302 (sjlj_emit_function_enter): Update.
5303 (can_throw_external): Update.
5304 (set_nothrow_function_flags): Update.
5305 (expand_builtin_unwind_init): Update.
5306 (expand_eh_return): Update.
5307 (convert_to_eh_region_ranges): Update.
5308 (output_function_exception_table): Update.
5309 * emit-rtl.c (gen_tmp_stack_mem): Update.
5310 * cfgexpand.c (expand_used_vars): Update.
5311 (tree_expand_cfg): Update.
5312 * cfgcleanup.c (rest_of_handle_jump): Update.
5313 * explow.c (allocate_dynamic_stack_space): Update.
5314 * varasm.c (assemble_start_function): Update.
5315 (force_const_mem): Update.
5316 (mark_constant_pool): Update.
5317 * tree-optimize.c (tree_rest_of_compilation): Update.
5318 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
5319 * tree-cfg.c (notice_special_calls): Update.
5320 (is_ctrl_altering_stmt): Update.
5321 (tree_can_make_abnormal_goto): Update.
5322 (tree_purge_dead_abnormal_call_edges): Update.
5323 * config/alpha/predicates.md: Update.
5324 * config/alpha/alpha.c (alpha_sa_mask): Update.
5325 (alpha_sa_size): Update.
5326 (alpha_does_function_need_gp): Update.
5327 (alpha_expand_prologue): Update.
5328 (alpha_start_function): Update.
5329 (alpha_output_function_end_prologue): Update.
5330 (alpha_expand_epilogue): Update.
5331 * config/frv/frv.c (frv_stack_info): Update.
5332 (frv_expand_epilogue): Update.
5333 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
5334 (s390_register_info): Update.
5335 (s390_frame_info): Update.
5336 (s390_init_frame_layout): Update.
5337 (s390_can_eliminate): Update.
5338 (save_gprs): Update.
5339 * config/spu/spu.c (spu_split_immediate): Update.
5340 (need_to_save_reg): Update.
5341 (spu_expand_prologue): Update.
5342 (spu_expand_epilogue): Update.
5343 * config/sparc/sparc.md: Update.
5344 * config/sparc/sparc.c (eligible_for_return_delay): Update.
5345 (sparc_tls_got): Update.
5346 (legitimize_pic_address): Update.
5347 (sparc_emit_call_insn): Update.
5348 (sparc_expand_prologue): Update.
5349 (output_return): Update.
5350 (print_operand): Update.
5351 (sparc_function_ok_for_sibcall): Update.
5352 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
5353 * config/m32r/m32r.md: Update.
5354 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
5355 (m32r_compute_frame_size): Update.
5356 (m32r_expand_prologue): Update.
5357 (m32r_expand_epilogue): Update.
5358 (m32r_legitimize_pic_address): Update.
5359 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
5360 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
5361 * config/i386/i386.c (ix86_frame_pointer_required): Update.
5363 (ix86_save_reg): Update.
5364 (ix86_compute_frame_layout): Update.
5365 (ix86_expand_prologue): Update.
5366 (ix86_expand_epilogue): Update.
5367 * config/sh/sh.c (output_stack_adjust): Update.
5368 (calc_live_regs): Update.
5369 (sh5_schedule_saves): Update.
5370 (sh_expand_prologue): Update.
5371 (sh_expand_epilogue): Update.
5372 (sh_setup_incoming_varargs): Update.
5373 (sh_allocate_initial_value): Update.
5374 (sh_get_pr_initial_val): Update.
5375 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
5376 * config/sh/sh.md (label:): Update.
5377 * config/avr/avr.c (out_movhi_mr_r): Update.
5378 * config/crx/crx.h (enum): Update.
5379 * config/xtensa/xtensa.h (along): Update.
5380 * config/stormy16/stormy16.c Update.
5381 (xstormy16_compute_stack_layout): Update.
5382 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
5383 (fr30_expand_prologue): Update.
5384 * config/cris/cris.c (cris_conditional_register_usage): Update.
5385 (cris_reg_saved_in_regsave_area): Update.
5386 (cris_initial_frame_pointer_offset): Update.
5387 (cris_simple_epilogue): Update.
5388 (cris_expand_prologue): Update.
5389 (cris_expand_epilogue): Update.
5390 (cris_expand_pic_call_address): Update.
5391 (cris_asm_output_symbol_ref): Update.
5392 (cris_asm_output_label_ref): Update.
5393 * config/cris/cris.md Update.
5394 * config/iq2000/iq2000.c (compute_frame_size): Update.
5395 (iq2000_expand_epilogue): Update.
5396 * config/mt/mt.h (save_direction): Update.
5397 * config/mn10300/mn10300.c (mn10300_function_value): Update.
5398 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5399 (ia64_secondary_reload_class): Update.
5400 * config/m68k/m68k.c (m68k_save_reg): Update.
5401 (m68k_expand_prologue): Update.
5402 (m68k_expand_epilogue): Update.
5403 (legitimize_pic_address): Update.
5404 * config/rs6000/rs6000.c (rs6000_got_register): Update.
5405 (first_reg_to_save): Update.
5406 (first_altivec_reg_to_save): Update.
5407 (compute_vrsave_mask): Update.
5408 (compute_save_world_info): Update.
5409 (rs6000_stack_info): Update.
5410 (spe_func_has_64bit_regs_p): Update.
5411 (rs6000_ra_ever_killed): Update.
5412 (rs6000_emit_eh_reg_restore): Update.
5413 (rs6000_emit_allocate_stack): Update.
5414 (rs6000_emit_prologue): Update.
5415 (rs6000_emit_epilogue): Update.
5416 (rs6000_output_function_epilogue): Update.
5417 (output_profile_hook): Update.
5418 (rs6000_elf_declare_function_name): Update.
5419 * config/rs6000/rs6000.h (rs6000_args): Update.
5420 * config/rs6000/rs6000.md: Update.
5421 * config/mcore/mcore.c (mcore_expand_prolog): Update.
5422 * config/arc/arc.c (arc_output_function_epilogue): Update.
5423 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
5424 * config/darwin.c (machopic_function_base_name): Update.
5425 * config/score/score3.c (score3_compute_frame_size): Update.
5428 (score3_epilogue): Update.
5429 * config/score/score7.c (score7_compute_frame_size): Update.
5430 (score7_prologue): Update.
5431 (score7_epilogue): Update.
5432 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
5433 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
5434 * config/arm/arm.c (use_return_insn): Update.
5435 (require_pic_register): Update.
5436 (arm_load_pic_register): Update.
5437 (arm_compute_save_reg0_reg12_mask): Update.
5438 (arm_compute_save_reg_mask): Update.
5439 (thumb1_compute_save_reg_mask): Update.
5440 (output_return_instruction): Update.
5441 (arm_output_function_prologue): Update.
5442 (arm_output_epilogue): Update.
5443 (arm_get_frame_offsets): Update.
5444 (arm_expand_prologue): Update.
5445 (thumb_pushpop): Update.
5446 (thumb_exit): Update.
5447 (thumb1_expand_prologue): Update.
5448 (thumb1_expand_epilogue): Update.
5449 (arm_unwind_emit): Update.
5450 (arm_output_fn_unwind): Update.
5451 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
5452 * config/arm/arm.md: Update.
5453 * config/pa/pa.md: Update.
5454 * config/pa/pa.c (legitimize_pic_address): Update.
5455 (compute_frame_size): Update.
5456 (hppa_expand_prologue): Update.
5457 (hppa_expand_epilogue): Update.
5458 (borx_reg_operand): Update.
5459 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
5460 (HARD_REGNO_RENAME_OK): Update.
5461 * config/mips/mips.c (mips_global_pointer): Update.
5462 (mips_save_reg_p): Update.
5463 (mips_compute_frame_info): Update.
5464 (mips_frame_pointer_required): Update.
5465 (mips_expand_prologue): Update.
5466 (mips_expand_epilogue): Update.
5467 (mips_can_use_return_insn): Update.
5468 (mips_reorg_process_insns): Update.
5469 * config/v850/v850.c (compute_register_save_size): Update.
5470 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
5471 * config/mmix/mmix.c (along): Update.
5472 (mmix_expand_epilogue): Update.
5473 * config/bfin/bfin.c (legitimize_pic_address): Update.
5474 (must_save_p): Update.
5475 (stack_frame_needed_p): Update.
5476 (add_to_reg): Update.
5477 (bfin_expand_prologue): Update.
5478 * stmt.c (expand_asm_operands): Update.
5479 * reload1.c (reload): Update.
5480 (init_elim_table): Update.
5482 2008-04-25 Bob Wilson <bob.wilson@acm.org>
5484 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
5486 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
5488 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
5489 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
5490 (mov<mode>): Removed.
5491 (*movv4sf_internal): Likewise.
5492 (*movv2df_internal): Likewise.
5494 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
5496 * config.gcc (crx-*-elf): Remove deprecation.
5498 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
5500 * config/i386/cygming-crtend.c (register_frame_ctor): Register
5501 __gcc_deregister_frame with atexit.
5502 (deregister_frame_dtor): Remove.
5504 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
5505 Nathan Sidwell <nathan@codesourcery.com>
5507 * config/rs6000/rs6000.opt (mspe): Remove Var property.
5509 * config/rs6000/rs6000.h (rs6000_spe): Declare.
5510 (rs6000_isel): Likewise.
5511 * config/rs6000/rs6000.c (rs6000_spe): New variable.
5512 (rs6000_isel): New variable.
5513 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
5515 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5518 * c-common.c (handle_vector_size_attribute): Call
5519 lang_hooks.types.reconstruct_complex_type instead of
5520 reconstruct_complex_type.
5521 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
5522 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
5523 * langhooks.h (struct lang_hooks_for_types): Add
5524 reconstruct_complex_type hook.
5525 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
5526 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
5528 2008-04-24 Richard Guenther <rguenther@suse.de>
5530 * c-common.h (check_builtin_function_arguments): Declare.
5531 * c-common.c (validate_nargs): New function.
5532 (check_builtin_function_arguments): Likewise.
5533 * c-typeck.c (build_function_call): Call
5534 check_builtin_function_arguments.
5535 * builtins.c (fold_builtin_classify): Remove error reporting code.
5536 (fold_builtin_unordered_cmp): Likewise.
5537 (fold_builtin_1): Likewise.
5538 (fold_builtin_n): Likewise.
5540 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5542 PR tree-optimization/36008
5543 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
5544 the original op1, rather than delta by step.
5546 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
5547 Sebastian Pop <sebastian.pop@amd.com>
5549 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
5550 eliminate_local_variables_stmt, eliminate_local_variables,
5551 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
5552 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
5553 of code delimited by two edges in the CFG.
5554 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
5555 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
5556 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
5557 the case of parallelisation of reductions.
5558 (expr_invariant_in_region_p): New.
5560 * tree-flow.h (gather_blocks_in_sese_region): Declared.
5561 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
5563 2008-04-24 Ira Rosen <irar@il.ibm.com>
5564 Richard Guenther <rguenther@suse.de>
5566 PR tree-optimization/36034
5567 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
5568 incapable of dealing with loads with gaps.
5570 2008-04-24 Rafael Espindola <espindola@google.com>
5572 * tree-flow.h (vrp_evaluate_conditional): Change signature.
5573 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5574 vrp_evaluate_conditional.
5575 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
5576 (vrp_evaluate_conditional): Split the cond argument.
5577 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
5578 (simplify_stmt_for_jump_threading): Update call to
5579 vrp_evaluate_conditional.
5581 2008-04-24 Ira Rosen <irar@il.ibm.com>
5583 PR tree-optimization/35982
5584 * tree-vect-analyze.c (vect_check_interleaving): Check that the
5585 interleaved data-refs are of the same type.
5587 2008-04-24 Danny Smith <dannysmith@users.net>
5589 * c-format.c (check_format_info_main): Use strncmp rather than a
5590 magic prefix to handle multichar length specs.
5591 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
5592 Don't prefix "I64" and "I32" with '\0'.
5594 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5597 * config/i386/i386.c (init_cumulative_args): Don't pass anything
5598 in registers for -m32 only if stdarg_p (fntype).
5600 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
5602 PR rtl-optimization/36006
5603 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
5604 temp to op0 in order to avoid invalid rtx sharing.
5606 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5608 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
5609 check TREE_INVARIANT.
5610 * tree-gimple.c (is_gimple_address): New.
5611 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
5612 * tree-gimple.h (is_gimple_address): New.
5613 * tree.h (decl_address_invariant_p): New.
5614 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
5615 (build_string): Likewise.
5616 (decl_address_invariant_p): New, from is_gimple_invariant_address.
5617 (tree_invariant_p_1): Likewise.
5618 (save_expr): Use it.
5619 (tree_invariant_p): New.
5620 (skip_simple_arithmetic): Use it.
5621 (stabilize_reference_1): Use it.
5622 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
5624 (build1_stat): Drop code to compute TREE_INVARIANT.
5625 (build2_stat): Drop code to compute TREE_INVARIANT.
5626 (build3_stat): Drop code to compute TREE_INVARIANT.
5627 (build4_stat): Drop code to compute TREE_INVARIANT.
5628 (build5_stat): Drop code to compute TREE_INVARIANT.
5629 (build7_stat): Drop code to compute TREE_INVARIANT.
5630 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
5631 * tree.h (struct tree_base): Remove invariant_flag.
5632 (TREE_INVARIANT): Remove.
5633 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
5634 (fold_builtin_expect): Check TREE_CONSTANT.
5635 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
5636 * c-tree.h (c_expr_to_decl): Drop third parameter.
5637 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
5638 (build_c_cast): Don't set TREE_INVARIANT.
5639 (pop_init_level): Don't set TREE_INVARIANT.
5640 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
5641 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
5643 (gimplify_init_constructor): Don't set TREE_INVARIANT.
5644 (gimplify_addr_expr): Adjust comment.
5645 * tree-mudflap.c (mf_build_string):
5646 * print-tree.c (print_node): Don't print TREE_INVARIANT.
5647 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
5648 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
5649 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
5650 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
5651 * langhooks.h (struct lang_hooks): Drop third parameter from
5654 2008-04-23 Richard Guenther <rguenther@suse.de>
5656 PR tree-optimization/27799
5657 PR tree-optimization/32921
5658 PR tree-optimization/32624
5659 * tree-ssa-structalias.c (merge_smts_into): Only merge the
5660 SMTs aliases and the tag itself into the solution.
5661 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
5662 merge the points-to solution back into the SMT aliases.
5663 (may_alias_p): Use alias_set_subset_of instead of
5664 aliases_conflict_p. A pointer which points to
5665 memory with alias set zero may access any variable.
5667 2008-04-23 Richard Guenther <rguenther@suse.de>
5669 * alias.c (alias_set_subset_of): Correctly handle asking
5670 if zero is a subset of an alias set with zero child.
5671 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
5672 (compute_flow_insensitive_aliasing): Correctly walk all
5673 pointers. Do not unnecessarily union sets.
5675 2008-04-23 Richard Guenther <rguenther@suse.de>
5678 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
5680 2008-04-22 Tomas Bily <tbily@suse.cz>
5682 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
5684 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
5686 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
5687 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5688 * tree-inline.c (estimate_num_insns_1): Likewise.
5689 * varasm.c (const_hash_1, compare_constant, copy_constant)
5690 (compute_reloc_for_constant, output_addressed_constants): Likewise.
5691 * emit-rtl.c (component_ref_for_mem_expr)
5692 (set_mem_attributes_minus_bitpos): Likewise.
5693 * expr.c (highest_pow2_factor, expand_expr_real_1, )
5694 (is_aligning_offset): Likewise.
5695 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
5696 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
5697 * dojump.c (do_jump): Likewise.
5698 * builtins.c (get_pointer_alignment, get_memory_rtx)
5699 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
5700 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
5702 2008-04-23 Jakub Jelinek <jakub@redhat.com>
5704 PR rtl-optimization/36017
5705 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
5706 expanding the library call.
5708 2008-04-22 Ian Lance Taylor <iant@google.com>
5710 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
5713 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
5715 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
5716 of LR/CTR moves for Power6.
5718 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5721 * passes.c (init_optimization_passes): Remove
5722 pass_fast_rtl_byte_dce.
5724 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
5727 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
5728 builtin functions to generate faster code.
5729 (_mm_cvtpu16_ps): Ditto.
5730 (_mm_cvtpi32x2_ps): Ditto.
5732 2008-04-22 Nick Clifton <nickc@redhat.com>
5734 * common.opt (ftree-loop-distribution): Add Optimization
5737 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
5738 (frv_expand_builtin_va_start): Likewise.
5740 * config/arm/arm.c (thumb_find_work_register): Fix location of
5741 argument register count.
5743 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5745 Support scheduling for ColdFire V1 and V3 microarchitecture.
5746 Improve scheduling of multiplication instructions.
5748 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
5749 (mac): New instruction attribute.
5750 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
5751 (m68k_sched_mac): New variable.
5752 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
5753 Handle cfv1 and cfv3.
5754 (max_insn_size): New static variable.
5755 (struct _sched_ib): New type.
5756 (sched_ib): New static variable.
5757 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
5758 to fields of 'struct _sched_ib sched_ib'. Update all uses.
5759 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
5761 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
5762 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
5763 new variables. Update.
5764 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5765 Add modeling of cfv3 instruction buffer. Update.
5766 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
5767 * config/m68k/m68k.h (TUNE_CFV3): New macro.
5768 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
5769 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
5770 a particular reservation applies to.
5771 (type2): Reorganize attribute values. Rename alu to alu_reg,
5772 alu_l to alu, move_l to omove. Join move to alu. Split mul
5774 (cf_ib_*): Simplify description of instruction buffer.
5775 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
5776 (cf_mem): Split into cf_mem1 and cf_mem2.
5777 (cf_v2_move_??): Rename to cfv12_alu_??.
5778 (cf_v2_move_l_??): Rename to cfv12_omove_??.
5779 (cf_v2_mul_??): Remove reservations.
5780 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
5781 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
5782 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
5784 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
5785 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
5786 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
5787 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
5788 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
5789 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
5790 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
5791 expansions of the above reservations for instructions of sizes
5794 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5796 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
5798 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
5800 * coverage.c: Include tree-pass.h.
5801 (coverage_counter_alloc): Print da_file_name to the dump file.
5803 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
5805 * sbitmap.c (sbitmap_range_empty_p): New function.
5806 * sbitmap.h (sbitmap_range_empty_p): New function.
5807 * bitmap.h: Now includes obstack.h.
5809 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
5810 Kenneth Zadeck <zadeck@naturalbridge.com>
5812 * dbgcnt.def (ra_byte_scan): Added.
5813 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
5814 when the last hit happens for a counter.
5815 * timevar.def (TV_DF_BYTE_LR): New variable.
5816 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
5817 * passes.c (pass_fast_rtl_byte_dce): New pass.
5818 * fwprop.c (update_df): Added mode to call df_ref_create.
5819 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5820 DF_REF_EXTRACT_OFFSET.
5821 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
5822 DF_BYTE_LR_OUT, df_byte_lr): New macro.
5824 (df_ref_extract): Added mode field.
5825 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
5826 DF_REF_EXTRACT_OFFSET.
5827 (DF_REF_EXTRACT_MODE): New macro.
5828 (df_byte_lr_bb_info): New structure.
5829 (df_print_byte_regset, df_compute_accessed_bytes,
5830 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
5831 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
5832 df_byte_lr_simulate_uses,
5833 df_byte_lr_simulate_artificial_refs_at_top,
5834 df_byte_lr_simulate_artificial_refs_at_end,
5835 df_compute_accessed_bytes): New function.
5836 (df_ref_create): Add parameter.
5837 (df_byte_lr_get_bb_info): New inline function.
5838 * df-scan.c (df_ref_record, df_uses_record,
5839 df_ref_create_structure): Added mode parameter.
5840 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
5841 df_defs_record, df_uses_record, df_get_conditional_uses,
5842 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
5843 df_entry_block_defs_collect, df_exit_block_uses_collect):
5844 Added mode parameter to calls to df_ref_record, df_uses_record,
5845 df_ref_create_structure.
5846 (df_ref_equal_p, df_ref_compare): Added test for modes.
5847 (df_ref_create_structure): Added code to set mode. Renamed
5848 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5849 DF_REF_EXTRACT_OFFSET.
5850 * df-core.c (df_print_byte_regset): New function.
5851 * df-byte-scan.c: New file.
5852 * df-problems.c (df_rd_transfer_function): Removed unnecessary
5853 calls to BITMAP_FREE.
5854 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
5855 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
5856 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
5857 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
5858 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
5859 df_byte_lr_local_compute, df_byte_lr_init,
5860 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
5861 df_byte_lr_transfer_function, df_byte_lr_free,
5862 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
5863 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
5864 df_byte_lr_simulate_uses,
5865 df_byte_lr_simulate_artificial_refs_at_top,
5866 df_byte_lr_simulate_artificial_refs_at_end): New function.
5867 * dce.c (byte_dce_process_block): New function.
5868 (dce_process_block): au is now passed in rather than computed
5869 locally. Changed loops that look at artificial defs to not look
5870 for conditional or partial ones, because there never are any.
5871 (fast_dce): Now is able to drive byte_dce_process_block or
5872 dce_process_block depending on the kind of dce being done.
5873 (rest_of_handle_fast_dce): Add parameter to fast_dce.
5874 (rest_of_handle_fast_byte_dce): New function.
5875 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
5876 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
5878 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
5881 * gcc.h: Added fortran options that take arguments to
5882 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
5885 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
5887 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
5888 scalarization if on the LHS and not a full access.
5890 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5892 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
5894 2008-04-18 Rafael Espindola <espindola@google.com>
5896 * tree-vrp.c (find_case_label_index): Fix the binary search.
5897 (find_case_label_range): New.
5898 (vrp_visit_switch_stmt): Use find_case_label_range.
5899 (simplify_switch_using_ranges): Use find_case_label_range.
5901 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
5903 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
5904 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
5906 2008-04-18 Tom Tromey <tromey@redhat.com>
5909 * doc/cpp.texi (Implementation-defined behavior): Mention
5912 2008-04-18 Ian Lance Taylor <iant@google.com>
5914 * fold-const.c (pointer_may_wrap_p): New static function.
5915 (fold_comparison): Add another test for pointer overflow. Use
5916 pointer_may_wrap_p to disable some false positives.
5918 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
5920 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
5921 (fname_as_string): Match updated cpp_interpret_string prototype.
5922 (fix_string_type): Support char16_t* and char32_t*.
5923 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
5924 derivative) nodes. Register as builtin if C++0x.
5925 (c_parse_error): Support CPP_CHAR{16,32}.
5926 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
5927 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
5928 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
5929 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
5930 CTI_CHAR32_ARRAY_TYPE>: New elements.
5931 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
5932 char32_type_node, signed_char32_type_node, char16_array_type_node,
5933 char32_array_type_node): New defines.
5934 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
5935 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
5936 (lex_string): Support CPP_STRING{16,32}, match updated
5937 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
5938 (lex_charconst): Support CPP_CHAR{16,32}.
5939 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
5940 and CPP_STRING{16,32}.
5942 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
5945 * aclocal.m4: Regenerate.
5946 * configure: Regenerate.
5948 2008-04-18 Jan Hubicka <jh@suse.cz>
5950 * except.c (dw2_size_of_call_site_table,
5951 sjlj_size_of_call_site_table): Use vector API for call_site_record.
5953 * cgraphbuild.c (build_cgraph_edges): Update.
5954 * tree-pass.h: Update comment.
5955 * final.c (leaf_function_p): Update.
5956 (leaf_renumber_regs): Update.
5957 (rest_of_clean_state): Update.
5958 * omp-low.c (expand_omp_parallel): Update.
5959 * ipa-reference.c (analyze_function): Update.
5960 * reorg.c (find_end_label): Update.
5961 (optimize_skip): Update.
5962 (fill_simple_delay_slots): Update.
5963 (fill_simple_delay_slots): Update.
5964 (make_return_insns): Update.
5965 (dbr_schedule): Update.
5966 * gimple-low.c (record_vars_into): Update.
5967 * cfgbuild.c (make_edges): Update.
5968 * function.c (assign_stack_local): Update.
5969 (assign_parm_adjust_stack_rtl): Update.
5970 (locate_and_pad_parm): Update.
5971 (allocate_struct_function): Do not initialize stack_alignment_needed
5972 and preferred_stack_boundary here.
5973 (stack_protect_prologue): Update.
5974 (stack_protect_epilogue): Update.
5975 (expand_function_start): Initialize stack_alignment_needed,
5976 preferred_stack_boundary and max_jumptable_ents.
5977 (expand_function_end): Update.
5978 (free_after_compilation): Do not NULLify epilogue_delay_list.
5979 * function.h (struct rtl_data): Add stack_protect_guard,
5980 stack_alignment_needed,
5981 preferred_stack_boundary, epilogue_delay_list.
5982 (struct function): Remove value_histograms, stack_alignment_needed,
5983 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
5985 unexpanded_var_list, stack_protect_guard.
5986 (current_function_epilogue_delay_list): Remove.
5987 * ipa-type-escape.c (analyze_function): Update.
5988 * gimplify.c (pop_gimplify_context): Update comment.
5989 * calls.c (expand_call): Update.
5990 (emit_library_call_value_1): Update.
5991 * except.c (set_nothrow_function_flags): Update.
5992 * cfgexpand.c (get_decl_align_unit): Update.
5993 (create_stack_guard): Update.
5994 (estimated_stack_frame_size): Update.
5995 (expand_used_vars): Update.
5996 (tree_expand_cfg): Free histogram earliers, init expansion variables.
5997 * explow.c (allocate_dynamic_stack_space): Update.
5998 * tree-ssa-live.c (remove_unused_locals): Update.
5999 * varasm.c (mark_constant_pool): Update.
6000 * tree-inline.c (remap_decls): Update.
6001 (initialize_cfun): Update.
6002 (declare_return_variable): Update.
6003 (inline_forbidden_p): Update.
6004 (expand_call_inline): Update.
6005 (declare_inline_vars): Update.
6006 (tree_function_versioning): Update.
6007 * tree-flow.h (value_histograms): New.
6008 (VALUE_HISTOGRAMS): New macro.
6009 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
6011 * tree-cfg.c (set_bb_for_stmt): Update.
6012 (replace_by_duplicate_decl): Update.
6013 (move_block_to_fn): Update.
6014 (new_label_mapper): Update.
6015 (dump_function_to_file): Update.
6016 * ipa-struct-reorg.c (build_data_structure): Update.
6017 * cfgrtl.c (print_rtl_with_bb): Update.
6018 * reload1.c (reload): Update.
6020 * config/i386/i386.c (setup_incoming_varargs_64,
6021 ix86_compute_frame_layout): Update.
6022 * config/arc/arc.c (arc_output_function_epilogue): Update.
6024 2008-04-18 Marius Strobl <marius@FreeBSD.org>
6026 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
6027 for FreeBSD as well.
6028 * gthr-posix95.h: Likewise.
6030 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
6032 PR rtl-optimization/35838
6033 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
6034 out the byte offset of the first subreg.
6036 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
6038 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
6039 to split_ti instead of three separate calls with single member arrays.
6040 (subti3 splitter): Ditto.
6041 (adddi3 splitter): Ditto with split_di.
6042 (subdi3 splitter): Ditto.
6043 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
6044 two separate calls with single member arrays. Swap match_dup
6045 operands 1 and 2 to better fit into the array.
6046 (negdi2 splitter): Ditto with split_di.
6047 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
6048 two separate calls with single member arrays. Swap match_dup operands
6049 6 and 7 to better fit into the array.
6051 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
6053 * config/i386/i386.c (sse_builtin_type): New.
6054 (bdesc_sse_args): Likewise.
6055 (bdesc_sse_3arg): Removed.
6056 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6057 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
6058 IX86_BUILTIN_ROUNDPS.
6059 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
6060 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
6061 IX86_BUILTIN_ROUNDPS.
6062 (ix86_expand_sse_4_operands_builtin): Removed.
6063 (ix86_expand_sse_operands_builtin): New.
6064 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
6065 and CODE_FOR_sse4_1_roundps.
6066 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6067 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
6069 2008-04-17 Alan Modra <amodra@bigpond.net.au>
6072 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
6073 regs before frame pop when needed. If use_backchain_to_restore_sp
6074 then load backchain into a temp reg to restore vr and vrsave. Add
6075 code to restore vr after frame pop if possible.
6077 2008-04-17 Richard Guenther <rguenther@suse.de>
6079 * tree-vn.c (expressions_equal_p): Do not check type
6080 equality or compatibility before calling operand_equal_p.
6081 * fold-const.c (operand_equal_p): Check equivalence of
6082 integer constants before bailing out due to signedness or
6083 precision differences.
6084 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
6085 spurious differences in type qualification. Ignore types
6086 for COMPONENT_REFs at all.
6088 2008-04-17 Christian Bruel <christian.bruel@st.com>
6090 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
6091 msw_skip comparison.
6093 2008-04-16 Jakub Jelinek <jakub@redhat.com>
6096 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
6099 PR tree-optimization/35899
6100 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
6101 rather than TREE_OPERAND.
6103 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
6106 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
6107 temporary registers. Change operand predicate to general_operand.
6108 (remainderxf3): Ditto.
6110 2008-04-16 Richard Guenther <rguenther@suse.de>
6112 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
6113 * tree-affine.c (aff_combination_expand): Look through some
6116 2008-04-15 Doug Kwan <dougkwan@google.com>
6118 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
6120 * tree-pretty-print.c (dump_generic_node): Ditto.
6121 * final.c (output_addr_const): Ditto.
6122 * dwarf2out.c (output_cfi): Ditto.
6123 * c-pretty-print.c (pp_c_integer_constant): Ditto.
6124 * print-rtl.c (print_rtx): Ditto.
6125 * print-tree.c (print_node_brief, print_node): Ditto.
6126 * c-common.c (match_case_to_enum_1): Ditto.
6127 * sched-vis.c (print_value): Ditto.
6128 * config/i386/i386.c (print_operand): Cast to long unsigned int
6131 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
6132 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
6133 MS Windows VirtualProtect function.
6135 2008-04-15 Jan Hubicka <jh@suse.cz>
6137 * gengtype.c (write_root): Param_is argument is OK.
6138 * expr.c (expand_expr_real_1): Update call of get_exception_*.
6139 * function.h: Include varray.h
6140 (rtl_eh): New stucture based on except.c one.
6141 (call_site_record): New forward declaration and vector type.
6142 * calls.c (emit_call_1): Do not call
6143 note_current_region_may_contain_throw.
6144 * except.c (eh_status): Remove cur_region, try_region since they are
6146 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
6147 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
6148 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
6149 Remove call_site_data_used, call_site_data_size.
6150 Turn call_site_record into vector in function.h.
6151 (note_current_region_may_contain_throw): Remove.
6152 (get_exception_pointer, get_exception_filter): Do not take struct
6153 function argument; update.
6154 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
6155 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
6156 build_post_landing_pads, dw2_build_landing_pads,
6157 sjlj_assign_call_site_values, sjlj_mark_call_sites,
6158 sjlj_emit_function_enter, sjlj_emit_function_enter,
6159 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
6160 sjlj_build_landing_pads, finish_eh_generation,
6161 remove_exception_handler_label, remove_eh_handler,
6162 maybe_remove_eh_handler, add_reachable_handler,
6163 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
6164 add_action_record, collect_one_action_chain, add_call_site,
6165 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
6166 sjlj_output_call_site_table, output_function_exception_table,
6167 * except.h (note_current_region_may_contain_throw): Remove
6168 (get_exception_pointer, get_exception_filter): Do not take struct
6170 * Makefile.in (GTFILES): Put varargs before struct function.
6172 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
6174 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
6175 punt for STRING_CST.
6176 (get_constraint_for): Deal with STRING_CST here instead.
6178 2008-04-15 Richard Guenther <rguenther@suse.de>
6180 * tree-ssa-propagate.c (substitute_and_fold): Substitute
6181 statements in a basic-block with a backward walk. Do not
6182 substitute into dead statements but instead remove those.
6184 2008-04-15 Richard Guenther <rguenther@suse.de>
6186 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
6187 to zero, thus disable creation of SFTs.
6189 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
6191 * tree-predcom.c (suitable_reference_p): Return false if the
6192 reference can throw.
6194 2008-04-15 Jakub Jelinek <jakub@redhat.com>
6197 * c-decl.c (finish_decl): If extern or static var has variable
6198 size, set TREE_TYPE (decl) to error_mark_node.
6200 2008-04-15 Rafael Espindola <espindola@google.com>
6202 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
6205 2008-04-15 Richard Guenther <rguenther@suse.de>
6207 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
6208 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
6209 (visit_reference_op_load): Do walk vuse-vdef chains on
6210 vn_reference_lookup.
6211 (visit_reference_op_store): But do not here.
6212 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
6213 vn_reference_lookup.
6214 (vn_lookup_with_vuses): But do so here.
6216 2008-04-14 Ian Lance Taylor <iant@google.com>
6218 * fold-const.c (fold_overflow_warning): Remove assertion.
6220 2008-04-15 Ben Elliston <bje@au.ibm.com>
6222 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
6223 temp1 local variables.
6225 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
6228 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
6229 ".text.unlikely" section as executable.
6231 2008-04-14 James E. Wilson <wilson@tuliptree.org>
6233 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6234 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
6235 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
6236 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
6237 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
6238 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
6239 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
6241 2008-04-14 Ian Lance Taylor <iant@google.com>
6243 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
6244 * fold-const.c (fold_comparison): If appropriate, test
6245 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
6246 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
6247 reassociating a pointer type.
6248 * doc/invoke.texi (Optimize Options): Document that
6249 -fstrict-overflow applies to pointer wraparound.
6251 2008-04-13 Jan Hubicka <jh@suse.cz>
6253 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
6255 2008-04-12 Andrew Pinski <pinskia@gmail.com>
6257 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
6258 we are going to "save the world".
6260 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
6262 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
6263 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
6264 operand 0 constraint, not "=".
6266 2008-04-11 James E. Wilson <wilson@tuliptree.org>
6268 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
6270 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6272 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
6273 of size of positions_needed * CHAR_BIT.
6275 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6278 * dse.c (store_info): Change positions_needed to unsigned
6280 (lowpart_bitmask): New.
6281 (record_store): Cast to unsigned HOST_WIDE_INT for
6282 positions_needed. Assert width <= size of positions_needed *
6283 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
6284 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
6285 lowpart_bitmask to set mask.
6287 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6289 * config/bfin/constraints.md: New file.
6290 * config/bfin/bfin.md: Include it.
6291 (adddi3): Use satisfies_constraint functions instead of the old macros.
6292 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
6293 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
6294 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
6295 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
6296 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
6297 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
6298 EXTRA_CONSTRAINT): Delete.
6299 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
6300 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
6302 * config/bfin/bfin.c: Include "tm-constrs.h".
6303 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
6304 Use satisfies_constraint functions instead of the old macros.
6305 * doc/md.texi (Blackfin Constraints): Update file name reference.
6307 2008-04-11 Richard Guenther <rguenther@suse.de>
6309 PR tree-optimization/35869
6310 * tree-vrp.c (execute_vrp): Move switch statement update after
6311 jump threading. Schedule another cfg cleanup run.
6313 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
6316 * attribs.c (decl_attributes): Return early on errorneous node.
6318 2008-04-10 Oleg Ryjkov <olegr@google.com>
6320 * tree.h (struct tree_base): Added a new flag default_def_flag.
6321 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
6323 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
6325 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
6327 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6330 * pa.md: Define mode iterator P. Define mode attribute dwc.
6331 (dcacheflush): Update pattern to use iterator P and attribute dwc.
6332 (icacheflush): Likewise.
6333 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
6334 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
6336 2008-04-11 Ben Elliston <bje@au.ibm.com>
6338 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
6340 2008-04-10 Rafael Espindola <espindola@google.com>
6342 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
6343 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
6344 (extract_range_from_expr): The same.
6346 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
6348 * config/mips/mips.md (GPR2): New mode iterator.
6350 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
6351 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
6352 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
6353 Rewrite these to take two modes, the mode of comparison and the
6354 mode of the destination.
6355 * config/mips/mips.c (mips_expand_scc): Instead of having
6356 paradoxical subreg as destination, expand "narrowing" scc if mode
6357 of comparison is SI and target is requested in DI mode.
6358 (mips_emit_int_order_test): Update comment. Make mode of
6359 comparison match CMP0 rather than TARGET. When creating inverse
6360 target use mode of TARGET.
6362 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
6364 * gcov-dump.c (tag_summary): Only print summaries for the first
6365 GCOV_COUNTERS_SUMMABLE counters.
6367 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
6369 * config/i386/i386.md (absneg): New code iterator.
6370 (absnegprefix): New code attribute.
6371 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
6372 patterns using absneg code iterator.
6373 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
6374 using absneg code iterator.
6375 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
6376 *neg<mode>2 patterns using absneg code iterator.
6377 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
6378 *negextendsfdf2 patterns using absneg code iterator.
6379 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
6380 *negextendsfxf2 patterns using absneg code iterator.
6381 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
6382 *negextendsfdf2 patterns using absneg code iterator.
6383 * config/i386/sse.md (<code><mode>2): Macroize expander from
6384 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
6386 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
6388 * config/s390/s390.h: Remove the remains of the recent search
6389 & replace action of current_function_outgoing_args_size.
6391 2008-04-10 Ira Rosen <irar@il.ibm.com>
6393 PR tree-optimization/35821
6394 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
6395 NEW_STMT_LIST is not NULL.
6397 2008-04-09 David Edelsohn <edelsohn@gnu.org>
6400 * toplev.c (process_options): Remove -ffunction-sections debugging
6403 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
6405 PR middle-end/PR28690
6406 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
6407 than gen_rtx_fmt_ee to perform more canonicalizations.
6409 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6412 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
6414 2008-04-09 Richard Guenther <rguenther@suse.de>
6416 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
6417 (dump_function_to_file): Dump function arguments with types.
6419 2008-04-08 Richard Guenther <rguenther@suse.de>
6421 * fold-const.c (fold_widened_comparison): Do not allow
6422 sign-changes that change the result.
6424 2008-04-08 Janis Johnson <janis187@us.ibm.com>
6427 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
6428 kinds of indirect references.
6430 2008-04-08 David Edelsohn <edelsohn@gnu.org>
6432 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
6433 GNU Fortran language string.
6435 2008-04-08 Rafael Espindola <espindola@google.com>
6437 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
6438 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
6439 * tree.h (tree_call_nonnegative_warnv_p): New.
6441 2008-04-08 Jan Hubicka <jh@suse.cz>
6443 * function.c (free_after_compilation): Clear out regno_reg_rtx
6446 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
6449 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
6451 PR middle-end/PR28690
6452 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
6453 same precedence as REG_POINTER and MEM_POINTER operands.
6455 2008-04-08 Richard Guenther <rguenther@suse.de>
6458 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
6459 for adding index to base.
6461 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
6463 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
6464 (MINGW_ENABLE_EXECUTE_STACK): New.
6465 (IN_LIBGCC2): For libgcc include windows.h file for
6466 function declarations.
6468 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
6470 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
6471 and tem2 if tem1 is not a REG or MULT.
6473 2008-04-08 Jan Hubicka <jh@suse.cz>
6475 * function.h (incomming_args): Break out of struct function.
6476 (function_subsections): Break out of struct function.
6477 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
6478 return_rtx and hard_reg_initial_vals from struct function.
6479 Kill inl_max_label_num.
6480 (current_function_pops_args, current_function_args_info,
6481 current_function_args_size, current_function_args_size,
6482 current_function_pretend_args_size,
6483 current_function_outgoing_args_size,
6484 current_function_internal_arg_pointer, current_function_return_rtx):
6485 Kill compatibility accestor macros.
6486 * builtins.c (expand_builtin_apply_args_1): Update.
6487 (expand_builtin_next_arg): Update.
6488 * df-scan.c (df_get_call_refs): Update.
6489 * dbxout.c (dbxout_function_end): Update.
6490 * dwarf2out.c (dwarf2out_switch_text_section): Update.
6491 (output_line_info): Update.
6492 (secname_for_decl): Update.
6493 (dwarf2out_var_location): Update.
6494 * function.c (free_after_compilation): Update.
6495 (assign_parm_find_stack_rtl): Update.
6496 (assign_parms): Update.
6497 (expand_dummy_function_end): Update.
6498 (expand_function_end): Update.
6499 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
6500 (expand_call): Update.
6501 (emit_library_call_value_1): Update.
6502 (store_one_arg): Update.
6503 * varasm.c (initialize_cold_section_name): Update.
6504 (unlikely_text_section): Update.
6505 (unlikely_text_section_p): Update.
6506 (assemble_start_function): Update.
6507 (assemble_end_function): Update.
6508 (default_section_type_flags): Update.
6509 (switch_to_section): Update.
6510 * integrate.c (set_decl_abstract_flags): Update.
6511 (get_hard_reg_initial_val): Update.
6512 (has_hard_reg_initial_val): Update.
6513 (allocate_initial_values): Update.
6514 * resource.c (init_resource_info): Update.
6515 * config/alpha/alpha.c (NUM_ARGS): Update.
6516 (direct_return): Update.
6517 (alpha_va_start): Update.
6518 (alpha_sa_size): Update.
6519 (alpha_initial_elimination_offset): Update.
6520 (alpha_expand_prologue): Update.
6521 (alpha_start_function): Update.
6522 (alpha_expand_epilogue): Update.
6523 (unicosmk_initial_elimination_offset):
6524 * config/alpha/alpha.md (call expander): Update.
6525 * config/s390/s390.c (s390_register_info): Update.
6526 (s390_register_info): Update.
6527 (s390_frame_info): Update.
6528 (s390_initial_elimination_offset): Update.
6529 (s390_build_builtin_va_list): Update.
6530 (s390_va_start): Update.
6531 * config/spu/spu.c (direct_return): Update.
6532 (spu_expand_prologue): Update.
6533 (spu_initial_elimination_offset): Update.
6534 (spu_build_builtin_va_list): Update.
6535 (spu_va_start): Update.
6536 * config/sparc/sparc.c (sparc_init_modes): Update.
6537 (sparc_compute_frame_size): Update.
6538 (function_value): Update.
6539 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
6540 * config/i386/i386.md (return expander): Update.
6541 * config/i386/i386.c (ix86_va_start): Update.
6542 (ix86_can_use_return_insn_p): Update.
6543 (ix86_compute_frame_layout): Update.
6544 (ix86_expand_epilogue): Update.
6545 * config/sh/sh.c (output_stack_adjust): Update.
6546 (calc_live_regs): Update.
6547 (sh_expand_prologue): Update.
6548 (sh_builtin_saveregs): Update.
6549 (sh_va_start): Update.
6550 (initial_elimination_offset): Update.
6551 (sh_allocate_initial_value): Update.
6552 (sh_function_ok_for_sibcall): Update.
6553 (sh_get_pr_initial_val): Update.
6554 * config/sh/sh.md (return expander): Update.
6555 * config/avr/avr.c (frame_pointer_required_p): UPdate.
6556 * config/crx/crx.c (crx_compute_frame): UPdate.
6557 (crx_initial_elimination_offset): UPdate.
6558 * config/xtensa/xtensa.c (compute_frame_size): Update
6559 (xtensa_builtin_saveregs): Update.
6560 (xtensa_va_start): Update.
6561 (order_regs_for_local_alloc): Update.
6562 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
6563 (xstormy16_expand_builtin_va_start): Update.
6564 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
6565 * config/m68hc11/m68hc11.md (return expanders): Update.
6566 * config/m68hc11/m68hc11.c (expand_prologue): Update.
6567 (expand_epilogue): Update.
6568 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
6569 (cris_simple_epilogue): Update.
6570 (cris_expand_prologue): Update.
6571 (cris_expand_epilogue): Update.
6572 * config/iq2000/iq2000.c (iq2000_va_start): Update.
6573 (compute_frame_size): Update.
6574 * config/mt/mt.c (mt_compute_frame_size): Update.
6575 * config/mn10300/mn10300.c (expand_prologue): Update.
6576 (expand_epilogue): Update.
6577 (initial_offset): Update.
6578 (mn10300_builtin_saveregs):
6579 * config/mn10300/mn10300.md (return expander): Update.
6580 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6581 (ia64_initial_elimination_offset): Update.
6582 (ia64_initial_elimination_offset): Update.
6583 (ia64_expand_prologue): Update.
6584 * config/m68k/m68k.md (return expander): Update.
6585 * config/rs6000/rs6000.c (rs6000_va_start): Update.
6586 (rs6000_stack_info): Update.
6587 * config/mcore/mcore.c (layout_mcore_frame): Update.
6588 (mcore_expand_prolog): Update.
6589 * config/arc/arc.c (arc_compute_frame_size): Update.
6590 * config/score/score3.c (score3_compute_frame_size): Update.
6591 * config/score/score7.c (score7_compute_frame_size): Update.
6592 * config/arm/arm.c (use_return_insn): Update.
6593 (thumb_find_work_register): Update.
6594 (arm_compute_save_reg_mask): Update.
6595 (arm_output_function_prologue): Update.
6596 (arm_output_epilogue): Update.
6597 (arm_size_return_regs): Update.
6598 (arm_get_frame_offsets): Update.
6599 (arm_expand_prologue): Update.
6600 (thumb_exit): Update.
6601 (thumb_unexpanded_epilogue): Update.
6602 (thumb1_output_function_prologue): Update.
6603 * config/pa/pa.md (return expander): Update.
6604 * config/pa/pa.c (compute_frame_size): Update.
6605 (hppa_builtin_saveregs): Update.
6606 * config/mips/mips.c (mips_va_start): Update.
6607 (mips16_build_function_stub): Update.
6608 (mips_compute_frame_info): Update.
6609 (mips_restore_gp): Update.
6610 (mips_output_function_prologue): Update.
6611 (mips_expand_prologue): Update.
6612 * config/v850/v850.c (compute_frame_size): Update.
6613 (expand_prologue): * config/mmix/mmix.c (along): update.
6614 (mmix_initial_elimination_offset): update.
6615 (mmix_reorg): update.
6616 (mmix_use_simple_return): update.
6617 (mmix_expand_prologue): update.
6618 (mmix_expand_epilogue): Update.
6619 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
6620 (emit_link_insn): Update.
6622 2008-04-08 Anatoly Sokolov <aesok@post.ru>
6624 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
6625 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
6627 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
6630 2008-04-07 Jan Hubicka <jh@suse.cz>
6632 * function.h (rtl): Rename to x_rtl.
6634 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6635 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6636 used_temp_slots avail_temp_slots, temp_slot_level,
6637 nonlocal_goto_handler_labels): Update accesstors.
6638 (rtl): New global variable.
6639 (struct function): Move some fileds to rtl_data.
6640 (get_arg_pointer_save_area): Update prototype.
6641 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6642 get_arg_pointer_save_area.
6643 * expr.c (init_expr): Update
6644 * function.c (get_frame_size): Update
6645 (assign_stack_local): Update
6646 (expand_function_end): Update.
6647 (get_art_pointer_save_area): Update
6649 * emit-rtl.c (rtl): Declare.
6650 (regno_reg_rtx): Declare.
6651 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6653 (gen_reg_rtx): Update.
6654 * varasm.c (n_deferred_constatns): Update accestor.
6655 (init_varasm_status): Do not allocate varasm_status.
6656 (force_const_mem, get_pool_size, output_constant_pool): Update.
6657 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6658 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6659 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
6660 * sparc/sparc.h (INIT_EXPANDERS): Update.
6661 * ia64/ia64.h (INIT_EXPANDERS): Update.
6663 2008-04-07 James E. Wilson <wilson@tuliptree.org>
6665 * reload.c (push_secondary_reload): Add missing break to for loop.
6667 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
6669 PR middle-end/PR28690
6670 * rtlanal.c: Update copyright years.
6671 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
6672 as REG_POINTER and MEM_POINTER operands.
6673 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
6674 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
6675 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
6676 * gcse.c: Update copyright years.
6677 (pre_delete): Call gen_reg_rtx_and_attrs.
6678 (hoist_code): Likewise.
6679 (build_store_vectors): Likewise.
6680 (delete_store): Likewise.
6681 * loop-invariant.c (move_invariant_reg): Likewise.
6682 Update copyright years.
6684 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
6686 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
6687 control string instead of quoted.
6689 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
6691 * doc/rtl.texi: Rewrite of subreg section.
6693 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
6696 * config/i386/i386.c (legitimize_pic_address): Add treating
6697 of dllimport SYM_REF's.
6698 (legitimize_dllimport_symbol): Add prototype.
6700 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6702 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
6703 reference in constructor with non self-referential type.
6705 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6707 Removal of Return with Depressed Stack Pointer support
6708 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
6709 (ECF_SP_DEPRESSED): Likewise.
6710 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
6711 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
6712 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6713 (expand_call): Do not test ECF_SP_DEPRESSED.
6714 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6715 * function.c (keep_stack_depressed): Delete.
6716 (handle_epilogue_set): Likewise.
6717 (update_epilogue_consts): Likewise.
6718 (emit_equiv_load): Likewise.
6719 (thread_prologue_and_epilogue_insns): Remove support for Return with
6720 Depressed Stack Pointer.
6721 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6723 2008-04-06 Richard Guenther <rguenther@suse.de>
6725 PR tree-optimization/35400
6726 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
6727 information from SSA_NAMEs.
6729 2008-04-06 Anatoly Sokolov <aesok@post.ru>
6731 * config/avr/avr.h (avr_mega_p): Remove declaration.
6732 (AVR_MEGA): Remove macro.
6733 * config/avr/avr.c (avr_mega_p): Remove variable.
6734 (avr_override_options): Remove inicializion of avr_mega_p.
6735 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6736 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6737 (avr_jump_mode): (Ditto.).
6738 (avr_output_progmem_section_asm_op): (Ditto.).
6739 (avr_asm_init_sections): (Ditto.).
6740 (avr_asm_init_sections): (Ditto.).
6741 (avr_rtx_costs): (Ditto.).
6742 * config/avr/avr.md: (Ditto.).
6743 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
6746 2008-04-06 Richard Guenther <rguenther@suse.de>
6748 PR tree-optimization/35842
6749 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
6750 is_gimple_invariant_address.
6752 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6754 * gcc.c (default_compilers): Sync Fortran extensions list with
6755 that in fortran/lang-specs.h.
6756 * doc/invoke.texi: Likewise.
6757 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
6758 * dwarf2out.c (gen_compile_unit_die): Likewise.
6760 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
6762 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
6764 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
6767 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
6768 attribute is used for nested functions.
6770 2008-04-05 Jan Hubicka <jh@suse.cz>
6772 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
6774 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
6776 (dump_files): Update.
6777 (enable_rtl_dump_file): Do not accept letter argument.
6778 * tree-pass.h (dump_file_info): Remove letter argument.
6779 * toplev.c (decode_d_option): Update -da handling.
6780 * toplev.h (enable_rtl_dump_file): Update prototype.
6781 * passes.c (register_one_dump_file): Do not accept IPA argument; work
6782 it out based on pass type.
6783 (register_dump_files_1): Likewise.
6784 (init_optimization_passes): Update register_one_dump_file calls.
6785 (execute_one_pass): Sanity check that IPA passes are called at IPA
6786 level and RTL passes at RTL level.
6787 (execute_pass_list): IPA pass can not be after or subpass of
6789 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
6790 disallov RTL subpasses of IPA subpasses.
6792 2008-04-05 Ben Elliston <bje@au.ibm.com>
6794 * tree-cfg.c (need_fake_edge_p): Return false for calls to
6795 builtins that return exactly once and do not throw. Cache call to
6798 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
6800 PR rtl-optimization/34916
6802 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
6803 between instruction pairs.
6805 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
6807 * doc/invoke.texi: Document -mbitops for SH.
6808 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
6809 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
6810 * config/sh/sh.c (print_operand): Add %t operand code.
6811 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
6812 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
6813 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
6814 (extendqihi2): Likewise.
6815 (movqi_i): Likewise.
6816 (insv): Use bset, bclr and bst instructions for SH2A if possible.
6817 (extv): Use bld instruction for SH2A if possible.
6819 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
6820 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
6821 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
6822 (bset.b, bclr.b): Define peepholes.
6823 * config/sh/sh.opt (mbitops): New option.
6825 2008-04-04 Janis Johnson <janis187@us.ibm.com>
6828 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
6829 and view convert expression.
6831 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6834 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
6836 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
6838 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
6840 * config/i386/cpuid.h (bit_AES): New.
6841 (bit_PCLMUL): Likewise.
6843 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
6844 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
6845 SSE2 if AES or PCLMUL is enabled.
6846 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
6847 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6848 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
6849 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
6850 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
6851 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
6852 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6853 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
6854 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
6855 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
6856 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
6857 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
6858 __builtin_ia32_aeskeygenassist128 and
6859 __builtin_ia32_pclmulqdq128.
6860 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
6861 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
6862 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
6864 * config/i386/i386.h (TARGET_AES): New.
6865 (TARGET_PCLMUL): Likewise.
6866 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
6868 * config/i386/i386.md (UNSPEC_AESENC): New.
6869 (UNSPEC_AESENCLAST): Likewise.
6870 (UNSPEC_AESDEC): Likewise.
6871 (UNSPEC_AESDECLAST): Likewise.
6872 (UNSPEC_AESIMC): Likewise.
6873 (UNSPEC_AESKEYGENASSIST): Likewise.
6874 (UNSPEC_PCLMUL): Likewise.
6876 * config/i386/i386.opt (maes): New.
6877 (mpclmul): Likewise.
6879 * config/i386/sse.md (aesenc): New pattern.
6880 (aesenclast): Likewise.
6882 (aesdeclast): Likewise.
6884 (aeskeygenassist): Likewise.
6885 (pclmulqdq): Likewise.
6887 * config/i386/wmmintrin.h: New.
6889 * doc/extend.texi: Document AES and PCLMUL built-in function.
6891 * doc/invoke.texi: Document -maes and -mpclmul.
6893 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
6895 * function.c (free_after_parsing): Replace with
6896 cxx_push_function_context from C++ front-end.
6897 (allocate_struct_function): Don't call langhook.
6898 * langhooks.h (struct lang_hooks_for_functions): Delete.
6899 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
6901 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
6902 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
6903 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
6904 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
6905 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
6906 remove LANG_HOOKS_FUNCTION_INITIALIZER.
6907 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
6909 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
6910 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
6912 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6915 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
6918 2008-04-04 Richard Guenther <rguenther@suse.de>
6921 * fold-const.c (optimize_minmax_comparison): Use the correct
6922 type for the constant in the simplified comparison.
6924 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
6926 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
6927 Pass L2 size as "--param l2-cache-size" to the compiler.
6928 (decode_l2_cache): New function to decode L2 cache parameters using
6929 0x8000006 extended cpuid function.
6930 (detect_caches_amd): Determine parameters of L2 cache using
6931 decode_l2_caches function.
6932 (decode_caches_intel): Decode L2 cache parameters.
6933 (detect_caches_intel): Determine L2 cache parameters using
6934 decode_caches_intel and decode_l2_caches functions.
6936 2008-04-03 Bob Wilson <bob.wilson@acm.org>
6938 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
6939 secondary input reload for subword loads from the constant pool.
6941 2008-04-03 Janis Johnson <janis187@us.ibm.com>
6944 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
6945 constants of the appropriate size for runtime calculations.
6948 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
6949 decimal-float literal constant zero.
6951 2008-04-03 Jakub Jelinek <jakub@redhat.com>
6954 * c-parser.c (c_parser_omp_atomic): Call
6955 default_function_array_conversion on the RHS.
6958 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
6959 call is_variable_sized if decl has incomplete type.
6961 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
6963 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
6965 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
6967 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
6969 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
6970 (sgt<u>): Merge sgt and sgtu into new expander.
6971 (sgt, sgtu): Remove expanders.
6972 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
6973 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
6974 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
6975 *sgtu_<mode>_mips16 into new pattern.
6976 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
6977 (sge<u>): Merge sge and sgeu into new expander.
6978 (sge, sgeu): Remove expanders.
6979 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
6981 (*sge_<mode>, second *sge_<mode>): Remove patterns.
6982 (slt<u>): Merge slt and sltu into new expander.
6983 (slt, sltu): Remove expanders.
6984 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
6985 (*slt_<mode>, *sltu_<mode>): Remove patterns.
6986 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
6987 *sltu_<mode>_mips16 into new pattern.
6988 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
6989 (sle<u>): Merge sle and sleu into new expander.
6990 (sle, sleu): Remove expanders.
6991 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
6992 (*sle_<mode>, *sleu_<mode>): Remove patterns.
6993 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
6994 *sleu_<mode>_mips16 into new pattern.
6995 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
6997 2008-04-03 Jan Hubicka <jh@suse.cz>
6999 PR tree-optimization/35795
7000 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
7001 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7002 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7003 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7004 * score/score3.c (score3_output_mi_thunk): Likewise.
7005 * score/score7.c (score7_output_mi_thunk): Likewise.
7006 * mips/mips.c (mips_output_mi_thunk): Likewise.
7008 2008-04-03 Richard Guenther <rguenther@suse.de>
7010 * tree-vrp.c (extract_range_from_unary_expr): Handle all
7011 conversions. Simplify code.
7013 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
7015 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
7017 2008-04-03 Tom Tromey <tromey@redhat.com>
7018 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7020 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7021 * config/bfin/t-bfin-linux (generated_files): Add
7022 linux-sysroot-suffix.h.
7023 * doc/install.texi (Prerequisites): Require make 3.80.
7024 * doc/sourcebuild.texi (Front End Directory): Document new
7026 * Makefile.in (generated_files): New variable.
7027 (ALL_HOST_OBJS): New variable.
7028 ($(ALL_HOST_OBJS)): New target.
7030 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7032 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
7033 (remap_block): Call id->transform_lang_insert_block instead
7035 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
7036 Set id.transform_lang_insert_block to NULL.
7037 (clone_body): Move to cp/optimize.c
7038 * tree-inline.h (struct copy_body_data): Change
7039 transform_lang_insert_block to function pointer.
7040 (copy_generic_body, copy_decl_no_change): Export.
7041 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
7042 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
7043 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
7045 * c-tree.h (insert_block): Kill.
7046 * c-decl.c (insert_block): Kill.
7048 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7050 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7051 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7052 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
7054 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
7055 argument, call {push,pop}_function_context from here.
7056 * c-parser.c: Use c_{push,pop}_function_context.
7058 * function.c (push_function_context_to): Move meat ...
7059 (push_function_context): ... here. Simplify.
7060 * function.c (pop_function_context_from): Move meat ...
7061 (pop_function_context): ... here. Simplify.
7062 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
7064 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7065 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7066 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
7067 * tree.h (push_function_context_to, pop_function_context_from): Remove.
7069 2008-04-03 Ben Elliston <bje@au.ibm.com>
7071 * expmed.c (extract_force_align_mem_bit_field): Remove.
7073 2008-04-03 Richard Guenther <rguenther@suse.de>
7076 * expr.h (try_casesi): Adjust prototype.
7077 * expr.c (try_casesi): Take fallback label as extra parameter.
7078 Use that for gen_casesi if default_label is NULL.
7079 * stmt.c (expand_case): Pass fallback label to try_casesi,
7080 make sure to fill gaps with a fallback label if default_label
7083 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
7086 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
7088 2008-04-03 Ben Elliston <bje@au.ibm.com>
7090 * expmed.c (extract_split_bit_field): Remove if (0) code.
7091 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
7092 (do_ds_constraint): Likewise.
7094 2008-04-02 Joseph Myers <joseph@codesourcery.com>
7096 * doc/cppopts.texi (-dU): Document.
7097 * c-common.h (flag_dump_macros): Update comment.
7098 * c-opts.c (handle_OPT_d): Handle -dU.
7099 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
7100 dump_queued_macros, cb_used_define, cb_used_undef): New.
7101 (init_pp_output): Handle -dU.
7102 (cb_line_change): Call dump_queued_macros.
7103 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
7105 2008-04-02 Anatoly Sokolov <aesok@post.ru>
7107 * config/avr/predicates.md (io_address_operand): New predicate.
7108 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
7109 * config/avr/avr.c (avr_io_address_p): Remove function.
7110 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
7111 'avr_io_address_p' function.
7112 (out_movhi_r_mr): (Ditto.).
7113 (out_movqi_mr_r): (Ditto.).
7114 (out_movhi_mr_r): (Ditto.).
7115 (avr_address_cost): (Ditto.).
7117 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
7119 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
7120 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
7121 in 32bit mode when XMM registers are available to avoid store
7123 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
7124 corresponding post-reload splitters.
7126 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
7128 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
7129 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
7130 __builtin_ia32_roundss.
7131 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
7132 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
7133 __builtin_ia32_roundss.
7134 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
7135 IX86_BUILTIN_SHUFPD here.
7137 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
7139 * config/i386/i386.md (plogic): New.
7140 (plogicprefix): Likewise.
7142 * config/i386/mmx.md (mmx_<code><mode>3): New.
7143 (mmx_and<mode>3): Removed.
7144 (mmx_ior<mode>3): Likewise.
7145 (mmx_xor<mode>3): Likewise.
7147 * config/i386/sse.md (<code><mode>3): New.
7148 (*<code><mode>3): Likewise.
7149 (*<code><mode>3): Likewise.
7150 (<code><mode>3): Likewise.
7151 (*sse_<code><mode>3): Likewise.
7152 (*sse2_<code><mode>3): Likewise.
7153 (<code>tf3): Likewise.
7154 (*<code>tf3): Likewise.
7155 (and<mode>3): Likewise.
7156 (*and<mode>3): Likewise.
7157 (ior<mode>3): Removed.
7158 (*ior<mode>3): Likewise.
7159 (xor<mode>3): Likewise.
7160 (*xor<mode>3): Likewise.
7161 (*and<mode>3): Likewise.
7162 (*ior<mode>3): Likewise.
7163 (*xor<mode>3): Likewise.
7164 (and<mode>3): Likewise.
7165 (*sse_and<mode>3): Likewise.
7166 (*sse2_and<mode>3): Likewise.
7168 (*andtf3): Likewise.
7169 (ior<mode>3): Likewise.
7170 (*sse_ior<mode>3): Likewise.
7171 (*sse2_ior<mode>3): Likewise.
7173 (*iortf3): Likewise.
7174 (xor<mode>3): Likewise.
7175 (*sse_xor<mode>3): Likewise.
7176 (*sse2_xor<mode>3): Likewise.
7178 (*xortf3): Likewise.
7180 2008-04-02 Richard Guenther <rguenther@suse.de>
7182 PR tree-optimization/14495
7183 PR tree-optimization/34793
7184 * tree-vrp.c (struct switch_update): New structure.
7185 (to_remove_edges, to_update_switch_stmts): New VECs.
7186 (simplify_switch_using_ranges): New function. Remove not taken
7187 case labels and edges.
7188 (simplify_stmt_using_ranges): Call it.
7189 (identify_jump_threads): Mark edges we have queued for removal
7190 so we don't thread them.
7191 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
7193 * tree-cfg.c (group_case_labels): Deal with missing default label.
7194 (tree_verify_flow_info): Allow missing default label.
7195 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
7196 (emit_case_nodes): Likewise.
7197 (expand_case): Do not rely on the default label to be present.
7198 * expr.c (try_casesi): Deal with NULL default_label.
7199 (do_tablejump): Likewise.
7201 2008-04-02 Richard Guenther <rguenther@suse.de>
7203 PR tree-optimization/14495
7204 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
7205 SWITCH_EXPR here ...
7206 (vrp_visit_switch_stmt): ... but here (new function).
7207 (find_case_label_index): New helper function.
7208 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
7210 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7212 * fwprop.c: Fix ISO-C99ism.
7214 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7217 * Makefile.in (objdir): Set it here.
7218 * configure.ac: Not here. Find dynamic linker characteristics.
7219 * exec-tool.in: Use them.
7220 * aclocal.m4: Regenerate.
7221 * configure: Regenerate.
7223 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7225 * expr.c (expand_var): Delete it.
7226 * expr.h (expand_var): Delete prototype.
7227 * function.c (expand_function_start): Use expand_decl instead.
7228 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
7231 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
7233 PR rtl-optimization/35542
7234 * fwprop.c (forward_propagate_and_simplify): Replace
7235 loc_reg_mentioned_in_p with reg_mentioned_p.
7237 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7239 PR rtl-optimization/35281
7240 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
7241 (propagate_rtx_1): Handle PR_HANDLE_MEM.
7242 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
7243 (varying_mem_p): Move above propagate_rtx.
7244 (all_uses_available_at): Do not check MEMs.
7246 2008-04-02 Rafael Espindola <espindola@google.com>
7248 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
7249 (register_edge_assert_for_2): Split the cond argument.
7250 (register_edge_assert_for_1): Adjust for the change in
7251 register_edge_assert_for_2.
7252 (register_edge_assert_for): Split the cond argument.
7253 (find_switch_asserts): Adjust for the change in
7254 register_edge_assert_for.
7256 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
7258 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
7259 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
7260 offsets for 64-bit mingw.
7261 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
7262 abi for x86_64-pc-mingw.
7264 2008-04-02 Richard Guenther <rguenther@suse.de>
7266 * tree-vrp.c (extract_range_from_assert): Make sure to not
7267 produce range min/max with TREE_OVERFOW set.
7268 If merging a anti-range and a range keep the anti-range if
7269 the range covers all values of the type.
7270 (register_edge_assert_for_2): Only allow sign-changing
7271 conversions in detecting canonical range checks. Also
7272 register an assert for the unsigned name if useful.
7274 PR tree-optimization/35787
7275 * tree-vrp.c (vrp_val_max): New function.
7276 (vrp_val_min): Likewise.
7277 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
7278 (vrp_val_is_min): Likewise.
7279 (supports_overflow_infinity): Use vrp_val_{min,max}.
7280 (negative_overflow_infinity): Likewise.
7281 (positive_overflow_infinity): Likewise.
7282 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
7283 (is_positive_overflow_infinity): Likewise.
7284 (is_overflow_infinity): Likewise.
7285 (avoid_overflow_infinity): Use vrp_val_{min,max} and
7286 vrp_val_is_{min,max}.
7287 (set_and_canonicalize_value_range): Canonicalize anti-ranges
7288 to ranges if possible. Avoid empty ranges.
7290 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7293 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
7294 the expression is a function address.
7296 2008-04-01 George Helffrich <george@gcc.gnu.org>
7298 PR fortran/35154, fortran/23057
7299 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
7300 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
7301 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
7302 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
7304 (dbxout_syms): Check for COMMON-based symbol and wrap in
7305 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
7306 in bracket for efficiency.
7308 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
7309 using DW_TAG_common_block + member offset.
7310 (add_pubname_string): New function.
7311 (dw_expand_expr): New function to find block name and offset for
7313 (common_check): New function to check whether symbol in Fortran COMMON.
7314 (gen_variable_die): If COMMON, use DW_TAG_common_block.
7316 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
7319 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
7321 2008-04-02 Ben Elliston <bje@au.ibm.com>
7323 * config/v850/v850.md (casesi): Remove if (0) code.
7324 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7325 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
7327 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
7329 * config/i386/i386.md (rex64suffix): New mode attribute.
7330 (floathi<mode>2): Disable expander for SSE math.
7331 (*floathi<mode>2_1): New insn insn_and_split pattern.
7332 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
7333 corresponding post-reload splitters.
7334 (*floathi<mode>2_i387): New macroized insn pattern.
7335 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
7336 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
7337 insn_and_split pattern.
7338 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
7339 New macroized instruction patterns and corresponding post-reload
7341 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
7342 and corresponding post-reload splitters.
7343 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
7344 New macroized instruction patterns.
7345 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
7346 macroized instruction patterns and corresponding post-reload splitters.
7347 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
7348 corresponding post-reload splitters.
7349 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
7350 New macroized instruction patterns.
7351 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
7352 corresponding post-reload splitters.
7353 (*floatsi<mode>2_i387): New macroized instruction patterns.
7355 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
7357 * config/i386/i386.md (smaxmin): New.
7358 (umaxmin): Likewise.
7359 (maxminiprefix): Likewise.
7360 (maxminfprefix): Likewise.
7361 (<code><mode>3): Likewise.
7362 (smin<mode>3): Removed.
7363 (smax<mode>3): Likewise.
7365 * config/i386/mmx.md (mmx_<code>v2sf3): New.
7366 (mmx_<code>v4hi3): Likewise.
7367 (mmx_<code>v8qi3): Likewise.
7368 (mmx_smaxv2sf3): Removed.
7369 (mmx_sminv2sf3): Likewise.
7370 (mmx_umaxv8qi3): Likewise.
7371 (mmx_smaxv4hi3): Likewise.
7372 (mmx_uminv8qi3): Likewise.
7373 (mmx_sminv4hi3): Likewise.
7375 * config/i386/sse.md (<addsub><mode>3): New.
7376 (*<addsub><mode>3): Likewise.
7377 (<sse>_vm<addsub><mode>3): Likewise.
7378 (<maxmin><mode>3): Likewise.
7379 (*<maxmin><mode>3_finite): Likewise.
7380 (*<maxmin><mode>3): Likewise.
7381 (<sse>_vm<maxmin><mode>3): Likewise.
7382 (sse3_h<addsub>v4sf3): Likewise.
7383 (sse3_h<addsub>v2df3): Likewise.
7384 (<maxmin>v16qi3): Likewise.
7385 (*<maxmin>v16qi3): Likewise.
7386 (<maxmin>v8hi3): Likewise.
7387 (*<maxmin>v8hi3): Likewise.
7388 (*sse4_1_<maxmin><mode>3): Likewise.
7389 (*sse4_1_<maxmin><mode>3): Likewise.
7390 (add<mode>3): Removed.
7391 (*add<mode>3): Likewise.
7392 (<sse>_vmadd<mode>3): Likewise.
7393 (sub<mode>3): Likewise.
7394 (*sub<mode>3): Likewise.
7395 (<sse>_vmsub<mode>3): Likewise.
7396 (smin<mode>3): Likewise.
7397 (*smin<mode>3_finite): Likewise.
7398 (*smin<mode>3): Likewise.
7399 (<sse>_vmsmin<mode>3): Likewise.
7400 (smax<mode>3): Likewise.
7401 (*smax<mode>3_finite): Likewise.
7402 (*smax<mode>3): Likewise.
7403 (<sse>_vmsmax<mode>3): Likewise.
7404 (sse3_haddv4sf3): Likewise.
7405 (sse3_haddv2df3): Likewise.
7406 (sse3_hsubv4sf3): Likewise.
7407 (sse3_hsubv2df3): Likewise.
7408 (umaxv16qi3): Likewise.
7409 (*umaxv16qi3): Likewise.
7410 (smaxv8hi3): Likewise.
7411 (*smaxv8hi3): Likewise.
7412 (*sse4_1_smax<mode>3): Likewise.
7413 (*sse4_1_umax<mode>3): Likewise.
7414 (uminv16qi3): Likewise.
7415 (*uminv16qi3): Likewise.
7416 (sminv8hi3): Likewise.
7417 (*sminv8hi3): Likewise.
7418 (*sse4_1_smin<mode>3): Likewise.
7419 (*sse4_1_umin<mode>3): Likewise.
7421 2008-04-01 Rafael Espindola <espindola@google.com>
7423 * tree-cfg.c (verify_expr): remove in_phi.
7424 (verify_stmt): Don't call walk_tree with verify_expr. Use
7425 is_gimple_min_invariant instead of is_gimple_val.
7427 2008-04-01 Joseph Myers <joseph@codesourcery.com>
7429 * doc/include/gpl_v3.texi: Update for manpage generation.
7430 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
7432 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
7433 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
7434 gpl_v3.texi instead of gpl.texi.
7437 2008-04-01 Jakub Jelinek <jakub@redhat.com>
7440 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
7442 2008-04-01 Rafael Espindola <espindola@google.com>
7444 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
7445 (extract_code_and_val_from_cond): Use
7446 extract_code_and_val_from_cond_with_ops.
7448 2008-04-01 Jan Hubicka <jh@suse.cz>
7450 * function.c (free_after_compilation): Free epilogue_delay_list.
7451 (prepare_function_start): Assert that previous compilation was freed.
7453 2008-04-01 Jan Hubicka <jh@suse.cz>
7454 Jim Wilson <wilson@tuliptree.org>
7455 Andreas Tobler <andreast@gcc.gnu.org>
7458 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
7459 rtl.emit instead cfun->emit.
7460 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
7461 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
7463 2008-04-01 Ben Elliston <bje@au.ibm.com>
7465 * doc/c-tree.texi (Function Basics): Fix grammatical error.
7467 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
7469 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
7471 (fprofile-use): Add var flag_profile_use
7472 * coverage.c (coverage_begin_output): Do not open a gcno file for
7473 output only if -ftest-coverage is set.
7474 Do not add getpwd() to gcda file path.
7475 (build_gcov_info): Check the new flag
7476 flag_profile_datafile_relative_path.
7477 (coverage_init): Use profile_data_prefix.
7478 Read profile counter only if flag_profile_use is set.
7479 * opts.c (common_handle_option): New option fprofile-use=,
7480 fprofile-dir=, fprofile-generate=.
7481 * toplev.c (profile_data_prefix): New variable definition.
7482 * toplev.h (profile_data_prefix): New declaration.
7483 * doc/invoke.tex (Option Summary, Optimization Options):
7486 2008-03-31 James E. Wilson <wilson@tuliptree.org>
7488 * varasm.c (output_constant_pool_1): In LABEL_REF check,
7489 use tmp consistently.
7492 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
7493 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7494 UNSPEC_FR_RECIP_APPROX_RES.
7495 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
7497 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
7500 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
7502 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7505 * fold-const.c (fold_indirect_ref_1): Support accessing non first
7506 element of the vector via a pointer.
7508 2008-03-31 Ian Lance Taylor <iant@google.com>
7510 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
7512 2008-03-31 Jan Hubicka <jh@suse.cz>
7514 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7515 get_arg_pointer_save_area.
7516 * expr.c (init_expr): Just clear out rtl.expr.
7517 * function.c (free_after_compilation): Clear out whole RTL structure.
7518 (get_func_frame_size): Merge into ...
7519 (get_frame_size): ... this one.
7520 (assign_stack_local_1): Merge into ...
7521 (assign_stack_local): ... this one.
7522 (expand_function_end): Update call of get_arg_pointer_save_area.
7523 (get_art_pointer_save_area): Remove cfun argument.
7524 * function.h (emit_status): regno_pointer_align does not need length
7525 attribute. Move x_regno_reg_rtx to ...
7526 (regno_reg_rtx): ... new global array.
7527 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
7528 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
7529 apply_args_value, forced_labels, stack_pointer_delta):
7531 (struct varasm_status): Move here from varasm.c
7532 (struct rtl_data): New. Move here some fields from struct function.
7533 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7534 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7535 used_temp_slots avail_temp_slots, temp_slot_level,
7536 nonlocal_goto_handler_labels): Update accesstors.
7537 (rtl): New global variable.
7538 (struct function): Move some fileds to rtl_data.
7539 (get_arg_pointer_save_area): Update prototype.
7540 * emit-rtl.c (rtl): Declare.
7541 (regno_reg_rtx): Declare.
7542 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7544 (gen_reg_rtx): Update.
7545 (init_virtual_regs): Do not tate emit_status argument.
7546 (init_emit): Do not allocate emit.
7547 * varasm.c (varasm_statuc): Move to function.h.
7548 (n_deferred_constatns): Update accestor.
7549 (init_varasm_status): Do not allocate varasm_status.
7550 (force_const_mem, get_pool_size, output_constant_pool): Update.
7551 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7552 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7554 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
7556 PR rtl-optimization/35729
7557 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
7560 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
7563 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
7564 load/store if memory is unaligned.
7565 (*movti_rex64): Likewise.
7567 * config/i386/predicates.md (misaligned_operand): New.
7569 2008-03-31 Andrew Pinski <pinskia@gmail.com>
7572 * tree-ssa-phiopt.c (conditional_replacement): Return early for
7575 2008-03-31 Jan Beulich <jbeulich@novell.com>
7577 * config/ia64/constraints.md: Add 'j' constraint.
7578 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
7579 (movdi_internal): Likewise.
7581 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
7584 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
7586 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
7589 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
7590 proper error message for the third argument on blendpd and
7593 * config/i386/sse.md (blendbits): New.
7594 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
7596 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
7598 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
7600 2008-03-30 Richard Guenther <rguenther@suse.de>
7603 * fold-const.c (fold_sign_changed_comparison): Do leave
7604 conversions to base-types alone.
7606 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
7608 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
7609 the link register if one altivec register is be saved.
7611 2008-03-30 Ben Elliston <bje@au.ibm.com>
7613 * final.c (final_scan_insn): Remove if (0) code.
7615 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
7617 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
7619 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
7621 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
7622 of V4SFmode to ix86_binary_operator_ok.
7624 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
7626 * config/i386/i386.c (override_options): Initialize
7627 ix86_veclib_handler to ix86_veclibabi_svml when
7628 -mveclibabi=svml is used.
7629 (ix86_veclibabi_svml): New function for SVML ABI style
7630 vectorization support.
7631 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
7633 2008-03-28 Rafael Espindola <espindola@google.com>
7635 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
7636 (tree_binary_nonnegative_warnv_p): Make it public.
7637 (tree_single_nonnegative_warnv_p): Make it public.
7638 (tree_invalid_nonnegative_warnv_p): Make it public.
7639 (tree_unary_nonzero_warnv_p): Make it public.
7640 (tree_binary_nonzero_warnv_p): Make it public
7641 (tree_single_nonzero_warnv_p): Make it public.
7642 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
7643 (extract_range_from_binary_expr): Split the expr argument.
7644 (extract_range_from_unary_expr): Split the expr argument.
7645 (extract_range_from_comparison): Split the expr argument.
7646 (extract_range_from_expr): Use the new aux functions.
7647 (vrp_evaluate_conditional_warnv): Use
7648 vrp_evaluate_conditional_warnv_with_ops.
7649 * tree.h (tree_unary_nonzero_warnv_p): Declare.
7650 (tree_binary_nonzero_warnv_p): Declare.
7651 (tree_single_nonzero_warnv_p): Declare.
7652 (tree_expr_nonzero_warnv_p): Declare.
7653 (tree_unary_nonnegative_warnv_p): Declare.
7654 (tree_binary_nonnegative_warnv_p): Declare.
7655 (tree_single_nonnegative_warnv_p): Declare.
7656 (tree_invalid_nonnegative_warnv_p): Declare.
7658 2008-03-28 Richard Guenther <rguenther@suse.de>
7660 PR tree-optimization/30317
7661 PR tree-optimization/30911
7662 PR tree-optimization/34793
7663 * tree-vrp.c (set_and_canonicalize_value_range): New function.
7664 (struct assert_locus_d): New member EXPR.
7665 (register_new_assert_for): Add EXPR parameter to support
7666 ASSERT_EXPR <name, expr OP limit>.
7667 (register_edge_assert_for_1): Adjust callers.
7668 (find_assert_locations): Likewise.
7669 (process_assert_insertions_for): Build condition from expression.
7670 (extract_range_from_assert): Handle ASSERT_EXPRs
7671 of the form ASSERT_EXPR <name, expr OP limit>.
7672 (register_edge_assert_for_2): New helper registering
7673 asserts for comparisons. Recognize range tests of the form
7674 (unsigned)i - CST1 OP CST2.
7675 (register_edge_assert_for_1): Use it.
7676 (register_edge_assert_for): Likewise.
7677 (needs_overflow_infinity): Integer sub-types
7678 do not need overflow infinities.
7679 (vrp_val_is_max): The extreme values of integer sub-types
7680 are those of the base type.
7681 (vrp_val_is_min): Likewise.
7682 * tree.def (ASSERT_EXPR): Document extra allowed conditional
7685 2008-03-28 Nick Clifton <nickc@redhat.com>
7688 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7689 Return GENERAL_REGS for stack adjustment reloads.
7691 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7694 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
7695 const_vector when all the vectors are constant.
7697 2008-03-27 Bob Wilson <bob.wilson@acm.org>
7699 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
7701 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
7702 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
7704 (s<code>_sf): Use new scc_sf attribute for opcode names.
7706 2008-03-27 Tom Tromey <tromey@redhat.com>
7708 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
7709 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
7710 config/spu/t-spu-elf, config/i386/t-interix,
7711 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
7712 config/i386/x-darwin, config/i386/x-mingw32,
7713 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
7714 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
7715 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
7716 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
7717 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
7718 config/rs6000/x-darwin, config/rs6000/t-rs6000,
7719 config/score/t-score-elf, config/arm/t-strongarm-pe,
7720 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
7721 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
7722 Revert automatic dependency patch.
7724 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
7727 * config/i386/i386.c (ix86_function_arg_boundary): Align
7728 decimal floating point to its natural boundary.
7730 2008-03-27 Richard Guenther <rguenther@suse.de>
7733 * fold-const.c (fold_comparison): Restrict distinct decl
7734 comparison folding to VAR_DECLs and PARM_DECLs. Do not
7735 solely rely on operand_equal_p.
7737 2008-03-27 Richard Guenther <rguenther@suse.de>
7740 * c-common.c (handle_weak_attribute): Reject combination of
7743 2008-03-27 Richard Guenther <rguenther@suse.de>
7745 PR tree-optimization/32810
7746 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
7747 conversions from DECL_INITIAL.
7748 (fold_const_aggregate_ref): Likewise from constructor elements.
7750 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
7752 * tree-affine.h (aff_combination_expand): Declare.
7753 (get_inner_reference_aff): Likewise.
7754 * tree-affine.c (aff_combination_expand): Split out from
7755 tree_to_aff_combination_expand.
7756 (get_inner_reference_aff): New function.
7757 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
7758 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
7759 (struct lim_aux_data): sm_done field removed.
7760 (mem_ref_loc_p, mem_ref_locs_p): New types.
7761 (struct mem_ref): Added id, stored, accesses_in_loop,
7762 indep_loop, dep_loop, indep_ref, dep_ref fields.
7763 Removed is_stored, locs and next fields.
7764 (memory_accesses): New variable.
7765 (movement_possibility): Do not allow moving statements
7766 that store to memory.
7767 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
7769 (determine_max_movement): For statements with memory references,
7770 find the outermost loop in that the reference is independent.
7771 (move_computations_stmt): Mark the virtual operands for renaming.
7772 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
7773 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
7774 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
7775 add_vop_ref_mapping, create_vop_ref_mapping_loop,
7776 create_vop_ref_mapping, analyze_memory_references,
7777 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
7778 get_all_locs_in_loop, ref_always_accessed_p,
7779 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
7780 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
7781 store_motion_loop, store_motion): New functions.
7782 (struct vop_to_refs_elt): New type.
7783 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
7784 memref_hash, memref_eq, hoist_memory_references): Rewritten.
7785 (schedule_sm): Replaced by...
7786 (execute_sm): ... this.
7787 (determine_lsm_ref, hoist_memory_references,
7788 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
7789 find_more_ref_vops, free_mem_ref, free_mem_refs,
7790 determine_lsm_loop, determine_lsm): Removed.
7791 (tree_ssa_lim_finalize): Free data structures used by store motion.
7792 (tree_ssa_lim): Call analyze_memory_references. Use
7793 store_motion instead of determine_lsm.
7795 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7797 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
7798 rename tmake_file to m68hc11/t-m68hc11.
7799 (mcore): Set inhibit_libc to true.
7800 * config.host (alpha*-dec-*vms*): Set extra_programs.
7801 (interix3*): Don't use host_xmake_file.
7802 * configure.ac: Let config.gcc override inhibit_libc.
7803 * configure: Regenerate.
7805 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
7806 * config/t-openbsd-thread: Remove commented out lines.
7808 * config/x-interix: Remove.
7810 * config/m68hc11/t-m68hc11-gas: Rename to...
7811 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
7813 * config/mcore/t-mcore: Remove T_CFLAGS.
7814 * config/mcore/t-mcore-pe: Likewise.
7816 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7818 * configure.ac: Replace custom __GNU_SOURCE test with
7819 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
7820 * aclocal.m4: Regenerate.
7821 * configure: Regenerate.
7822 * config.in: Regenerate.
7824 2008-03-27 Richard Guenther <rguenther@suse.de>
7826 * fold-const.c (target.h): Include.
7827 (fold_comparison): Fold comparison of addresses of decls
7828 that bind locally or of constants. Consolidate address folding code.
7829 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
7830 results from fold_binary_to_constant.
7831 (compare_values_warnv): Likewise.
7833 2008-03-27 Andrew Pinski <pinskia@gmail.com>
7836 * fold-const.c (fold_truthop): Check for integeral types when folding
7837 a == 0 && b == 0 and a != 0 || b != 0 .
7839 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
7841 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
7843 2008-03-26 Andreas Schwab <schwab@suse.de>
7845 * doc/invoke.texi: Fix use of @item vs. @itemx.
7847 2008-03-26 Tom Tromey <tromey@redhat.com>
7849 * Makefile.in (build/gensupport.o, build/print-rtl.o,
7850 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
7851 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
7852 build/gencodes.o, build/genconditions.o, build/genconfig.o,
7853 build/genconstants.o, build/genemit.o, build/genextract.o,
7854 build/genflags.o, build/genmddeps.o, build/genopinit.o,
7855 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
7858 2008-03-26 Richard Guenther <rguenther@suse.de>
7861 2008-03-26 Richard Guenther <rguenther@suse.de>
7863 * fold-const.c (target.h): Include.
7864 (fold_comparison): Fold comparison of addresses of two decls
7865 that bind locally. Consolidate address folding code.
7867 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7869 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
7870 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
7871 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
7872 dconstsqrt2, dconstthird, dconste and/or dconst10.
7873 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
7874 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
7875 dconstsqrt2, dconste): Delete.
7876 (init_emit_once): Likewise. Simplify initializing dconstm1.
7878 * real.c (get_real_const): New.
7879 * real.h (dconst3, dconst10, dconstm2, dconstthird,
7880 dconstsqrt2, dconste): Delete.
7881 (real_value_const, get_real_const): New.
7883 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
7885 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
7887 * config/i386/i386.c (ix86_function_arg_boundary): Check
7888 BIGGEST_ALIGNMENT instead of 128.
7889 (setup_incoming_varargs_64): Likewise.
7891 2008-03-26 Tom Tromey <tromey@redhat.com>
7893 * Makefile.in (DEPFILES): Add missing '/'.
7895 2008-03-26 Richard Guenther <rguenther@suse.de>
7897 * fold-const.c (target.h): Include.
7898 (fold_comparison): Fold comparison of addresses of two decls
7899 that bind locally. Consolidate address folding code.
7901 2008-03-26 Nick Clifton <nickc@redhat.com>
7904 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
7905 not allow INT+INT as a legitimate addressing mode.
7907 2008-03-26 Richard Guenther <rguenther@suse.de>
7909 * tree-flow.h (widen_bitfield): Remove declaration.
7910 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
7911 (widen_bitfield): Remove function.
7912 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
7915 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7918 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
7921 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
7923 PR rtl-optimization/35232
7924 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
7925 (forget_old_reloads_1, forget_marked_reloads): Don't clear
7926 reg_reloaded_call_part_clobbered here.
7927 (reload_regs_reach_end_p): New function.
7928 (reload_reg_rtx_for_input): New variable.
7929 (reload_reg_rtx_for_output): Likewise.
7930 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
7931 when reassigning a pseudo register. Load reloadreg from
7932 reload_reg_rtx_for_input, moving the mode and register
7934 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
7935 instead of the original when deciding whether an input reload
7936 would be a no-op or whether an output reload can be deleted.
7937 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
7938 when setting up new_spill_reg_store. Load it from
7939 reload_reg_rtx_for_output, moving the mode and register
7941 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
7942 instead of the original when deciding whether an output reload
7943 would be a no-op. Do the same when modifying insn notes.
7944 Use rtx_equal_p instead of == to compare the registers.
7945 (inherit_piecemeal_p): Take a mode and two register numbers
7947 (emit_reload_insns): Clear new_spill_reg_store for every hard
7948 register in the reload register. Remove spill registers
7949 from reg_reloaded_valid before considering whether to record
7950 inheritance information for them. Use reload_reg_rtx_for_output
7951 instead of reg_rtx when recording output reloads. Use
7952 reload_reg_rtx_for_input instead of reg_rtx when recording
7953 input reloads. Set or clear reg_reloaded_call_part_clobbered
7954 at the same time as setting reg_reloaded_valid.
7955 (delete_output_reload): Add a new_reload_reg parameter and use it
7956 instead of rld[j].reg_rtx.
7957 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
7960 2008-03-25 Tom Tromey <tromey@redhat.com>
7962 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
7963 (build/genattr.o): Likewise.
7964 (build/genattrtab.o): Likewise.
7965 (build/gencodes.o): Likewise.
7966 (build/genconfig.o): Likewise.
7967 (build/genconstants.o): Likewise.
7968 (build/genemit.o): Likewise.
7969 (build/genextract.o): Likewise.
7970 (build/genflags.o): Likewise.
7972 2008-03-25 Bob Wilson <bob.wilson@acm.org>
7974 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
7975 instead of size_int for integer types.
7976 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
7977 to match type of MINUS_EXPR.
7979 2008-03-25 Tom Tromey <tromey@redhat.com>
7981 * configure: Rebuilt.
7982 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
7985 2008-03-25 Tom Tromey <tromey@redhat.com>
7987 * config/x-solaris (host-solaris.o): Update.
7988 * config/x-linux (host-linux.o): Update.
7989 * config/x-hpux (host-hpux.o): Update.
7990 * config/x-darwin (host-darwin.o): Update.
7991 * config/v850/t-v850e (v850-c.o): Update.
7992 * config/v850/t-v850 (v850-c.o): Update.
7993 * config/t-vxworks (vxworks.o): Update.
7994 * config/t-sol2 (sol2-c.o, sol2.o): Update.
7995 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
7996 * config/spu/t-spu-elf (spu-c.o): Update.
7998 * config/sh/t-symbian (sh-c.o): Update.
7999 (symbian.o): Update.
8000 * config/sh/t-sh (sh-c.o): Update.
8001 * config/score/t-score-elf (score7.o, score3.o): Update.
8002 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
8003 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
8004 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
8005 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
8007 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8008 * config/m32c/t-m32c (m32c-pragma.o): Update.
8009 * config/ia64/t-ia64 (ia64-c.o): Update.
8010 * config/i386/x-mingw32 (host-mingw32.o): Update.
8011 * config/i386/x-i386 (driver-i386.o): Update.
8012 * config/i386/x-darwin (host-i386-darwin.o): Update.
8013 * config/i386/x-cygwin (host-cygwin.o): Update.
8014 * config/i386/t-nwld (nwld.o): Update.
8015 * config/i386/t-netware (netware.o): Update.
8016 * config/i386/t-interix (winnt.o): Update.
8017 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
8018 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
8019 msformat-c.o): Update.
8020 * config/bfin/t-bfin-linux (generated_files): Add
8021 linux-sysroot-suffix.h.
8022 * config/arm/t-wince-pe (pe.o): Update.
8023 * config/arm/t-strongarm-pe (pe.o): Update.
8024 * config/arm/t-pe (pe.o): Update.
8025 * config/arm/t-arm (arm-c.o): Update.
8026 * doc/install.texi (Prerequisites): Require make 3.80.
8027 * Makefile.in: Remove .o targets.
8028 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
8029 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
8030 (simple_generated_h, simple_generated_c): Move earlier.
8031 (generated_files): New variable.
8032 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
8033 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
8034 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
8035 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
8036 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
8037 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
8038 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
8039 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
8040 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
8041 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
8042 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
8043 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
8045 (COMPILE.base, COMPILE): New variables.
8046 (%.o): New pattern rule.
8047 (ALL_HOST_OBJS): New variable.
8048 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
8049 (dummy-checksum.o, cc1-checksum.o): Remove.
8050 (DRIVER_SHLIB): New variable.
8051 (DRIVER_DEFINES): Use it.
8052 (gencondmd.c): Move out of build/.
8053 (s-conditions): Update.
8054 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
8055 (ALL_BUILD_OBJS): Likewise.
8056 (build/%.o): Use BUILDCOMPILE.
8057 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
8058 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
8059 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
8060 build/gencheck.o, build/gencodes.o, build/genconditions.o,
8061 build/genconfig.o, build/genconstants.o, build/genemit.o,
8062 build/genextract.o, build/genflags.o, build/genmddeps.o,
8063 build/genopinit.o, build/genoutput.o, build/genpeep.o,
8064 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
8065 build/gen-protos.o, build/scan.o, build/fix-header.o,
8066 build/scan-decls.o): Simplify.
8067 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
8068 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
8069 prefix.o, toplev.o): Reduce to variable setting.
8070 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
8071 ($(out_object_file), gcc-options.o): New targets.
8072 ($(ALL_HOST_OBJS)): New target. Include dependency files.
8073 * configure: Rebuilt.
8074 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
8075 * doc/sourcebuild.texi (Front End Directory): Document new variable.
8077 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
8079 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
8080 complain when we hit an error, return ERROR_MARK_NODE.
8082 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8084 * config/sh/constraints.md (Pso, Psz): New constraints.
8085 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
8086 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
8088 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8090 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
8091 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
8093 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8095 * config/sh/sh.md (prefetch): Add condition for SH2A target.
8096 (prefetch_sh2a): New.
8098 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
8099 Naveen.H.S <naveen.hs@kpitcummins.com>
8101 * config/sh/constraints.md (I28): New constraint.
8102 * config/sh/sh.c (broken_move): Add support for movi20s.
8103 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
8105 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
8106 Jayant Sonar <Jayant.sonar@kpitcummins.com>
8107 Naveen.H.S <naveen.hs@kpitcummins.com>
8109 * config/sh/sh.c (SH_ATTRIBUTES): Define.
8110 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
8111 (print_operand): Handle resbank in %@ operand code.
8112 (sh_encode_section_info): New.
8113 (push_regs): Add conditions for resbank.
8114 (sh_expand_epilogue): Likewise.
8115 (sh_insert_attributes): Likewise.
8116 (sh_attribute_table): Likewise.
8117 (sh_handle_resbank_handler_attribute): New.
8118 (sh2a_handle_function_vector_handler_attribute): New.
8119 (sh2a_is_function_vector_call): New.
8120 (sh2a_get_function_vector_number): New.
8121 (sh2a_function_vector_p): New.
8122 (sh_cfun_resbank_handler_p): New.
8123 * config/sh/sh.md (calli): Emit jsr/n if possible.
8124 (calli_tbr_rel): New.
8125 (calli_pcrel): Emit jsr/n if possible.
8126 (return_i): Emit rts/n if possible.
8127 (call_valuei_tbr_rel): New.
8128 (call_valuei_pcrel): Add condition for SH2A target.
8129 (call_value): Likewise.
8130 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
8131 (sh2a_get_function_vector_number): Likewise.
8132 (sh2a_is_function_vector_call): Likewise.
8133 * doc/extend.texi: Document TBR relative addressing of SH2A.
8134 (resbank): Add description for SH2A.
8136 2008-03-24 Richard Guenther <rguenther@suse.de>
8139 * gimplify.c (gimplify_modify_expr): For frontend type-correct
8140 pointer assignments change conversions according to middle-end rules.
8141 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
8142 * configure.ac: Include type checking in yes.
8143 * configure: Regenerate.
8145 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8147 * diagnostic.c (diagnostic_count_diagnostic): Delete.
8148 (diagnostic_report_diagnostic): Update. Handle ICEs here.
8150 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
8152 * gthr-vxworks.h (UNUSED): Define.
8154 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
8156 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
8158 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
8160 * doc/extend.texi (Function Attributes): Add missing comma in the
8161 example of the "alloc_size" attribute.
8163 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
8166 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8168 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8171 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8174 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8175 of the underlying type of a MS bitfield layout to the natural
8176 alignment of the type.
8178 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
8180 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
8181 to their natural alignment to avoid store forwarding stalls.
8183 2008-03-22 Richard Guenther <rguenther@suse.de>
8185 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
8186 For PHI nodes verify the address is invariant.
8187 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
8188 (get_symbol_constant_value): Use is_gimple_min_invariant.
8189 (maybe_fold_stmt_indirect): Likewise.
8191 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
8193 PR rtl-optimization/33927
8194 * Makefile.in (dse.o): Depend on $(TM_P_H).
8195 * expr.h (extract_low_bits): Declare.
8196 * expmed.c (extract_low_bits): New function.
8197 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
8198 * dse.c: Include tm_p.h.
8199 (find_shift_sequence): Remove the read_reg argument and return the
8200 read value. Emit the instructions instead of returning them.
8201 Iterate on new_mode rather than calculating it each time.
8202 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
8203 source to NEW_MODE and extract_low_bits to convert the shifted
8205 (replace_read): Allow the load and store to have different mode
8206 classes. Use extract_low_bits when SHIFT == 0. Create the shift
8207 or extraction instructions before trying the replacement. Update
8208 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
8210 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
8212 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
8213 to their natural alignment to avoid store forwarding stalls.
8215 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8218 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
8219 encouraging but not allowing gprs for input;
8220 change the input constraint to !f#r.
8221 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
8223 change the output constraint to !f#r.
8225 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
8228 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
8229 corresponding post-reload splitters.
8230 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
8231 when x87 FP math is selected.
8232 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
8233 New function prototype.
8234 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
8235 unreachable function to ease macroization of insn patterns.
8237 2008-03-21 Martin Jambor <mjambor@suse.cz>
8239 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
8240 reference dumps if ddr is NULL or dependence is unknown.
8242 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8244 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
8245 unsigned extension into account.
8246 (ATOMIC_COMPARE_AND_SWAP): Likewise.
8247 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
8248 Do computations on a scratch register.
8250 2008-03-21 Richard Guenther <rguenther@suse.de>
8252 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
8253 Use is_gimple_min_invariant instead of TREE_INVARIANT.
8254 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
8255 * tree-ssa-dom.c (record_equality): Likewise.
8256 * tree-inline.c (copy_body_r): Likewise.
8257 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
8260 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8262 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
8263 as 'delete_unused' argument.
8265 2008-03-20 Richard Guenther <rguenther@suse.de>
8267 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
8268 special casing of constant qualifiers.
8269 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
8270 care about them in general.
8271 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
8272 regardless of their type.
8273 (fold_stmt_r): Forcefully fold *& if we end up with that.
8275 2008-03-20 Paul Brook <paul@codesourcery.com>
8277 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
8278 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
8280 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
8282 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
8283 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
8285 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
8287 * common.opt (Wmudflap): New option.
8288 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
8289 (mx_register_decls): Likewise.
8290 (mudflap_finish_file): Likewise.
8291 * doc/invoke.texi: Document -Wno-mudflap.
8293 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
8295 * c-format.c (replace_format_name_to_system_name): New.
8297 (convert_format_name_to_system_name): New.
8298 (decode_format_attr): Add use of convert_format_name_to_system_name.
8299 (format_types_orig): Add gnu_ prefix to names.
8300 (check_format_info_main): Special treating of \0 escaped names for
8301 supporting multi-character format specifiers as I32, I64.
8302 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
8303 (gnu_target_overrides_format_attributes): New.
8304 * c-format.h: Add structure target_ovr_attr to hold
8305 system specific formatter names.
8306 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
8307 msformat-c.o file to c_target_objs and cxx_target_objs.
8308 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8309 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
8310 (TARGET_N_FORMAT_TYPES): New.
8311 * config/i386/msformat-c.c: New.
8312 * config/i386/t-cygming: Add build rule for msformat-c.o.
8313 * doc/extend.texi: Add new format names gnu_* and ms_* and
8315 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8317 2008-03-20 Ira Rosen <irar@il.ibm.com>
8319 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
8320 optimizations turned on under -O3.
8321 (ftree-vectorize): Add that the flag is turned on with -O3.
8323 2008-03-20 Ben Elliston <bje@au.ibm.com>
8325 * regmove.c (try_auto_increment): Fix spelling error in comment.
8326 * final.c (final_scan_insn): Likewise.
8328 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
8331 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
8332 allocator preferences for "y" and "r" class registers.
8333 ("*mov<mode>_internal"): Ditto.
8334 ("*movv2sf_internal_rex64"): Ditto.
8335 ("*movv2sf_internal"): Ditto.
8337 2008-03-19 Michael Matz <matz@suse.de>
8340 * calls.c (expand_call): Check overlap of arguments with call
8341 address for sibcalls.
8343 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8346 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8347 of the underlying type of a MS bitfield layout to the natural
8348 alignment of the type.
8350 2008-03-19 Jan Hubicka <jh@suse.cz>
8353 * toplev.c (decode_d_option): Handle all CPP flags.
8354 * tree-vrp.c: Update tree_pass descriptors.
8355 * regrename.c: Update tree_pass descriptors.
8356 * fwprop.c: Update tree_pass descriptors.
8357 * doc/invoke.texi: Remove documentation of dropped -d? flags.
8358 * tree-into-ssa.c: Update tree_pass descriptors.
8359 * tree-dump.c: Update tree_pass descriptors.
8360 * tree-complex.c: Update tree_pass descriptors.
8361 * tree-dump.h: Update tree_pass descriptors.
8362 * see.c: Update tree_pass descriptors.
8363 * cgraphbuild.c: Update tree_pass descriptors.
8364 * tracer.c: Update tree_pass descriptors.
8365 * tree-loop-distribution.c: Update tree_pass descriptors.
8366 * cgraph.c: Update tree_pass descriptors.
8367 * postreload-gcse.c: Update tree_pass descriptors.
8368 * postreload.c: Update tree_pass descriptors.
8369 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
8370 * tree-tailcall.c: Update tree_pass descriptors.
8371 * tree-pass.h (tree_opt_pass): Rename to ...
8372 (opt_pass) ... this one; add "type" field and remove letter field.
8373 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
8374 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
8375 all_lowering_passes): Update declaration.
8376 * ipa-cp.c: Update tree_pass descriptors.
8377 * final.c: Update tree_pass descriptors.
8378 * omp-low.c: Update tree_pass descriptors.
8379 * tree-ssa-dse.c: Update tree_pass descriptors.
8380 * ipa-reference.c: Update tree_pass descriptors.
8381 * tree-ssa-uncprop.c: Update tree_pass descriptors.
8382 * auto-inc-dec.c: Update tree_pass descriptors.
8383 * reorg.c: Update tree_pass descriptors.
8384 * cgraphunit.c: Update tree_pass descriptors.
8385 * tree-ssa-copyrename.c: Update tree_pass descriptors.
8386 * tree-ssa-ccp.c: Update tree_pass descriptors.
8387 * df-core.c: Update tree_pass descriptors.
8388 * mode-switching.c: Update tree_pass descriptors.
8389 * tree-nomudflap.c: Update tree_pass descriptors.
8390 * modulo-sched.c: Update tree_pass descriptors.
8391 * ipa-pure-const.c: Update tree_pass descriptors.
8392 * cse.c: Update tree_pass descriptors.
8393 * web.c: Update tree_pass descriptors.
8394 * tree-stdarg.c: Update tree_pass descriptors.
8395 * tree-ssa-math-opts.c: Update tree_pass descriptors.
8396 * tree-ssa-dom.c: Update tree_pass descriptors.
8397 * tree-nrv.c: Update tree_pass descriptors.
8398 * tree-ssa-alias.c: Update tree_pass descriptors.
8399 * loop-init.c: Update tree_pass descriptors.
8400 * gimple-low.c: Update tree_pass descriptors.
8401 * ipa-inline.c: Update tree_pass descriptors.
8402 * tree-ssa-sink.c: Update tree_pass descriptors.
8403 * global.c: Update tree_pass descriptors.
8404 * ifcvt.c: Update tree_pass descriptors.
8405 * jump.c: Update tree_pass descriptors.
8406 * predict.c: Update tree_pass descriptors.
8407 * tree-ssa-loop.c: Update tree_pass descriptors.
8408 * recog.c: Update tree_pass descriptors.
8409 * dse.c: Update tree_pass descriptors.
8410 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
8411 * tree-eh.c: Update tree_pass descriptors.
8412 * regmove.c: Update tree_pass descriptors.
8414 * function.c: Update tree_pass descriptors.
8415 * tree-vectorizer.c: Update tree_pass descriptors.
8416 * gcse.c: Update tree_pass descriptors.
8417 * ipa-type-escape.c: Update tree_pass descriptors.
8418 * tree-if-conv.c: Update tree_pass descriptors.
8419 * init-regs.c: Update tree_pass descriptors.
8420 * ipa.c: Update tree_pass descriptors.
8421 * tree-ssa-phiopt.c: Update tree_pass descriptors.
8422 * rtl-factoring.c: Update tree_pass descriptors.
8423 * lower-subreg.c: Update tree_pass descriptors.
8424 * bt-load.c: Update tree_pass descriptors.
8425 * tree-dfa.c: Update tree_pass descriptors.
8426 * except.c: Update tree_pass descriptors.
8427 * emit-rtl.c: Update tree_pass descriptors.
8428 * cfgexpand.c: Update tree_pass descriptors.
8429 * tree-cfgcleanup.c: Update tree_pass descriptors.
8430 * cfgcleanup.c: Update tree_pass descriptors.
8431 * tree-ssa-pre.c: Update tree_pass descriptors.
8432 * tree-sra.c: Update tree_pass descriptors.
8433 * tree-mudflap.c: Update tree_pass descriptors.
8434 * tree-ssa-copy.c: Update tree_pass descriptors.
8435 * cfglayout.c: Update tree_pass descriptors.
8436 * tree-ssa-forwprop.c: Update tree_pass descriptors.
8437 * tree-ssa-dce.c: Update tree_pass descriptors.
8438 * tree-ssa.c: Update tree_pass descriptors.
8439 * regclass.c: Update tree_pass descriptors.
8440 * integrate.c: Update tree_pass descriptors.
8441 * tree-optimize.c: Update tree_pass descriptors.
8442 * tree-ssa-phiprop.c: Update tree_pass descriptors.
8443 * tree-object-size.c: Update tree_pass descriptors.
8444 * combine.c: Update tree_pass descriptors.
8445 * tree-outof-ssa.c: Update tree_pass descriptors.
8446 * bb-reorder.c: Update tree_pass descriptors.
8447 * stack-ptr-mod.c: Update tree_pass descriptors.
8448 * var-tracking.c: Update tree_pass descriptors.
8449 * tree-profile.c: Update tree_pass descriptors.
8450 * tree-vect-generic.c: Update tree_pass descriptors.
8451 * reg-stack.c: Update tree_pass descriptors.
8452 * sched-rgn.c: Update tree_pass descriptors.
8453 * tree-ssa-structalias.c: Update tree_pass descriptors.
8454 * tree-cfg.c: Update tree_pass descriptors.
8455 * passes.c (current_pass): Update declaration.
8456 (finish_optimization_passes): Update.
8457 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
8458 (register_one_dump_file, register_dump_files_1, next_pass_1):
8460 (init_optimization_passes): Update handling of new types.
8461 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
8462 * ipa-struct-reorg.c: Update tree_pass descriptors.
8463 * tree-ssa-reassoc.c: Update tree_pass descriptors.
8464 * combine-stack-adj.c: Update tree_pass descriptors.
8465 * cfgrtl.c: Update tree_pass descriptors.
8466 * dce.c: Update tree_pass descriptors.
8467 * tree-ssanames.c: Update tree_pass descriptors.
8469 2008-03-19 Richard Guenther <rguenther@suse.de>
8472 * tree-ssa.c (walk_data): New structure.
8473 (warn_uninitialized_var): If not always_executed warn with "maybe"
8475 (execute_early_warn_uninitialized): Compute post-dominators.
8476 Initialize always_executed before processing each basic block.
8478 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8481 * config/i386/i386.c (x86_this_parameter): Calculate correct location
8482 of "this" pointer when "regparm = N" or "fastcall" is in effect.
8484 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8486 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
8488 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
8490 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
8492 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
8493 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
8494 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
8495 target after ignore has been set, and move there also the commputation
8496 of subtarget and original_target.
8497 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
8498 (LANG_HOOKS_INITIALIZER): Remove it.
8499 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
8501 2008-03-18 Richard Guenther <rguenther@suse.de>
8503 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
8504 found an expression with constants, note that in the VN for the lhs.
8505 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
8506 fold them to constants if possible. Run cleanup_cfg if done so.
8507 (execute_pre): Return todo.
8509 (execute_fre): Likewise.
8510 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
8512 (get_prop_source_stmt): Look through pointer conversions.
8514 2008-03-18 Jan Hubicka <jh@suse.cz>
8516 * tree-pretty-print.c: Include predict.h.
8517 (dump_generic_node): Dump predictor.
8518 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
8519 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
8520 * gimple-low.c (lower_stmt): Likewise.
8521 * expr.c (expand_expr_real): Likewise.
8522 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
8524 (build_predict_expr, build_predict_expr): New.
8525 * predict.h (predictor_name, build_predict_expr): Update.
8526 * c-typeck.c (c_finish_bc_stmt): Add prediction.
8527 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
8528 * predict.def (PRED_CONTINUE): Update hitrate.
8529 * tree.def (PREDICT_EXPR): Define.
8530 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
8531 do not handle BIND_EXPR.
8532 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
8533 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
8534 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
8537 2008-03-18 Michael Matz <matz@suse.de>
8539 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
8541 2008-03-18 Richard Guenther <rguenther@suse.de>
8543 * tree-gimple.h (is_gimple_invariant_address): Declare.
8544 (is_gimple_constant): Likewise.
8545 * tree-gimple.c (is_gimple_constant): New function.
8546 (is_gimple_invariant_address): Likewise.
8547 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
8548 and is_gimple_invariant_address.
8549 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
8551 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
8552 an addressable base.
8554 2008-03-18 Jakub Jelinek <jakub@redhat.com>
8557 * gimplify.c (gimplify_expr): Gimplify second operand of
8560 2008-03-17 Richard Guenther <rguenther@suse.de>
8562 PR tree-optimization/19637
8563 * fold-const.c (fold_unary): Remove restrictions of removing
8564 intermediate pointer-conversions (P2)(P1)P0.
8565 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
8566 conversion to void pointer.
8567 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
8569 2008-03-16 James E. Wilson <wilson@tuliptree.org>
8572 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
8573 emulated thread local variables.
8575 2008-03-16 Richard Guenther <rguenther@suse.de>
8578 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
8579 expand TREE_INVARIANT operations that are not gimple invariant.
8581 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
8583 * doc/extend.texi (Alignment): Say that the ABI controls
8584 the __alignof__ for non-strict-alignment targets rather
8585 than being a recommendation.
8587 2008-03-15 Paul Brook <paul@codesourcery.com>
8589 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
8591 (arm_output_fn_unwind): Mark functions that can not be unwound.
8593 2008-03-15 Paul Brook <paul@codesourcery.com>
8595 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
8596 extension instructions.
8598 2008-03-15 Richard Guenther <rguenther@suse.de>
8600 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
8601 and fold constant aggregate refs.
8602 (fold_const_aggregate_ref): Handle string constants
8603 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
8604 (evaluate_stmt): Simplify now that ccp_fold folds constant
8607 2008-03-15 Paul Brook <paul@codesourcery.com>
8609 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
8610 (extzv): Use gen_extzv_t2.
8611 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
8613 2008-03-15 Richard Guenther <rguenther@suse.de>
8615 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
8616 (fold_const_aggregate_ref): Likewise.
8617 (get_value): Return NULL if we don't have any values.
8618 (ccp_finalize): Set const_val to NULL after freeing it.
8619 * tree-flow.h (get_symbol_constant_value): Declare.
8620 (fold_const_aggregate_ref): Likewise.
8621 * tree-ssa-sccvn.c (try_to_simplify): Use them.
8623 2008-03-15 Richard Guenther <rguenther@suse.de>
8626 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
8627 to not produce negative array indices if not allowed. Add
8628 parameter to indicate that.
8629 (maybe_fold_offset_to_component_ref): Allow negative array
8630 indices only for the first member of a structure.
8631 (maybe_fold_offset_to_reference): Allow negative array indices.
8632 (maybe_fold_stmt_addition): Likewise.
8634 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
8635 Anatoly Sokolov <aesok@post.ru>
8637 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
8638 (avr_arch): Add ARCH_AVR6.
8639 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
8640 (initial_elimination_offset): Initialize and use 'avr_pc_size'
8641 instead of fixed value 2.
8642 (print_operand_address): Use gs() asm specifier instead of pm().
8643 (avr_assemble_integer): (Ditto.).
8644 (avr_output_addr_vec_elt): (Ditto.).
8645 (print_operand): Handle "!" code.
8646 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
8647 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
8648 (AVR_HAVE_EIJMP_EICALL): Define.
8649 (AVR_3_BYTE_PC): Redefine.
8650 (AVR_2_BYTE_PC): (Ditto.).
8651 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
8652 (LINK_SPEC): Add atmega2560 and atmega2561.
8653 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
8655 * config/avr/avr.md (call_insn): Use eicall instead of icall
8656 for 3 byte PC devices.
8657 (call_value_insn): (Ditto.).
8658 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
8659 (indirect_jump): Use only for for 2 byte PC devices.
8660 (*tablejump): (Ditto.).
8661 (*indirect_jump_avr6): Add insn.
8662 (*tablejump_rjmp): Don't use for 3 byte PC devices.
8663 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
8664 instead of ijmp for 3 byte PC devices.
8665 (__tablejump2__): (Ditto.).
8666 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
8667 (MULITLIB_DIRNAMES): (Ditto.).
8668 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
8670 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
8672 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
8673 "sse2_umulsidi3". Use V1DI mode for operand 0.
8674 ("mmx_psadbw"): Use V1DI mode for operand 0.
8675 * config/i386/i386-modes.def (V1SI): New vector mode.
8676 * config/i386/i386.c (struct builtin_description)
8677 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
8678 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
8679 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
8680 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
8681 v1di_ftype_v8qi_v8qi type.
8682 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
8684 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
8685 __builtin_ia32_pmuludq]: Fix the mode of return value.
8687 2008-03-15 Richard Guenther <rguenther@suse.de>
8690 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
8693 2008-03-14 Bob Wilson <bob.wilson@acm.org>
8695 * doc/invoke.texi (Option Summary, Xtensa Options): Document
8696 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
8697 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
8698 unless TARGET_SERIALIZE_VOLATILE is enabled.
8699 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
8700 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
8701 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
8703 2008-03-14 Richard Guenther <rguenther@suse.de>
8705 PR tree-optimization/34172
8706 * tree-flow.h (refs_may_alias_p): Declare.
8707 (get_single_def_stmt): Likewise.
8708 (get_single_def_stmt_from_phi): Likewise.
8709 (get_single_def_stmt_with_phi): Likewise.
8710 * tree-dfa.c (refs_may_alias_p): New function.
8711 (get_single_def_stmt): Likewise.
8712 (get_single_def_stmt_from_phi): Likewise.
8713 (get_single_def_stmt_with_phi): Likewise.
8714 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
8715 (vn_reference_lookup_1): New helper function.
8716 (vn_reference_lookup): Walk the virtual use-def chain to
8717 continue searching for a match if the def does not alias the
8718 reference we are looking for.
8720 2008-03-14 David Edelsohn <edelsohn@gnu.org>
8722 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
8723 archive and Perzl. Update The Written Word listing.
8725 2008-03-14 Richard Guenther <rguenther@suse.de>
8727 PR tree-optimization/34043
8728 PR tree-optimization/33989
8729 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
8731 (bitmap_find_leader): Use extra argument to verify dominance
8732 relationship inside a basic-block.
8733 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
8734 (find_leader_in_sets): Adjust.
8735 (create_component_ref_by_pieces): Take extra argument for
8736 dominance check, handle lookup failures.
8737 (find_or_generate_expression): Likewise.
8738 (create_expression_by_pieces): Likewise.
8739 (insert_into_preds_of_block): Adjust.
8740 (create_value_expr_from): If asked for, verify all operands
8741 are in the blocks AVAIL_OUT set.
8742 (make_values_for_stmt): Check for SSA_NAMEs that are life
8743 over an abnormal edge.
8744 (compute_avail): Remove such check.
8745 (do_SCCVN_insertion): New function.
8746 (eliminate): If we do not find a leader suitable for replacement
8747 insert a replacement expression from SCCVN if available.
8748 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
8749 (struct vn_ssa_aux): Add needs_insertion flag.
8750 * tree-ssa-sccvn.c (may_insert): New global flag.
8751 (copy_reference_ops_from_ref): Value-number union member access
8752 based on its size, not type and member if insertion is allowed.
8753 (visit_reference_op_load): For a weak match from union type
8754 punning lookup a view-converted value and insert a SSA_NAME
8755 for that value if that is not found.
8756 (visit_use): Make dumps shorter. Do not disallow value numbering
8757 SSA_NAMEs that are life over an abnormal edge to constants.
8758 (free_scc_vn): Release inserted SSA_NAMEs.
8759 (run_scc_vn): New flag to specify whether insertion is allowed.
8760 Process SSA_NAMEs in forward order.
8761 * tree-ssa-loop-im.c (for_each_index): Handle invariant
8762 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
8763 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
8764 pointer type to/from integral types that do not change the
8765 precision to regular conversions.
8767 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8769 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8770 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8771 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
8772 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
8773 input arguments and the mode of return value. Built-in functions
8774 that operate on whole 64-bit MMX register now use V1DI mode.
8776 2008-03-13 Alon Dayan <alond@il.ibm.com>
8777 Olga Golovanevsky <olga@il.ibm.com>
8779 PR tree-optimization/35041
8780 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
8781 to locate the right position in a statement.
8783 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8787 * config/i386/xmmintrin.h: Change all static inline functions to
8788 extern inline and add __gnu_inline__ attribute.
8789 * config/i386/bmintrin.h: Ditto.
8790 * config/i386/smmintrin.h: Ditto.
8791 * config/i386/tmmintrin.h: Ditto.
8792 * config/i386/mmintrin-common.h: Ditto.
8793 * config/i386/ammintrin.h: Ditto.
8794 * config/i386/emmintrin.h: Ditto.
8795 * config/i386/pmmintrin.h: Ditto.
8796 * config/i386/mmintrin.h: Ditto.
8797 * config/i386/mm3dnow.h: Ditto.
8799 2008-03-13 Jakub Jelinek <jakub@redhat.com>
8802 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
8803 (lower_omp_2): New function.
8804 (lower_omp_1, lower_omp): Rewritten.
8806 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
8809 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
8810 with the phrase "Microsoft Windows compilers".
8811 (Push/Pop Macro Pragmas): New subsection. Document
8812 #pragma push_macro and pragma pop_macro.
8814 2008-03-12 Paul Brook <paul@codesourcery.com>
8816 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
8818 2008-03-12 Paul Brook <paul@codesourcery.com>
8820 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
8821 (thumb2_alusi3_short): Exclude PLUS and MINUS.
8822 (thumb2_addsi_shortim): Rename ...
8823 (thumb2_addsi_short): ... to this. Allow register operands.
8824 (thumb2_subsi_short): New pattern.
8825 (thumb2_one_cmplsi2_short,
8826 thumb2_negsi2_short): New patterns and peepholes.
8828 2008-03-12 Paul Brook <paul@codesourcery.com>
8830 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
8832 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
8834 * config/i386/i386.md (int_cond): New code iterator.
8836 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
8837 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
8838 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
8839 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
8840 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
8841 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
8842 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
8843 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
8845 2008-03-12 Paul Brook <paul@codesourcery.com>
8847 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
8848 instead of {arm,thumb}_compute_save_reg_mask.
8849 (output_return_instruction): Ditto.
8850 (thumb_unexpanded_epilogue): Ditto.
8851 (thumb1_expand_prologue): Ditto.
8852 (thumb1_output_function_prologue): Ditto.
8853 (arm_set_return_address): Ditto.
8854 (thumb_set_return_address): Ditto.
8855 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
8856 regs to achieve stack alignment.
8857 (thumb1_compute_save_reg_mask): Fix compiler warning.
8858 (arm_output_epilogue): Use offsets->saved_regs_mask.
8859 Adjust stack pointer by poping call clobered registers.
8860 (arm_expand_prologue): Use offsets->saved_regs_mask.
8861 Adjust stack pointer by pushing extra registers.
8862 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
8864 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
8867 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
8868 conversion to the operands of a multiplication.
8870 2008-03-12 Richard Guenther <rguenther@suse.de>
8872 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
8873 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
8874 * timevar.def (TV_TREE_PHIPROP): Add.
8875 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
8876 pass description. Use TV_TREE_PHIPROP.
8877 * tree-ssa-forwprop.c: Remove phiprop code.
8879 2008-03-12 Jakub Jelinek <jakub@redhat.com>
8882 * omp-low.c (maybe_lookup_decl): Constify first argument.
8883 (use_pointer_for_field): Change last argument from bool to
8884 omp_context *. Disallow shared copy-in/out in nested
8885 parallel if decl is shared in outer parallel too.
8886 (build_outer_var_ref, scan_sharing_clauses,
8887 lower_rec_input_clauses, lower_copyprivate_clauses,
8888 lower_send_clauses, lower_send_shared_vars): Adjust callers.
8890 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
8891 Ira Rosen <irar@il.ibm.com>
8893 * tree-vectorizer.c (free_stmt_vec_info): New function.
8894 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
8895 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
8896 * tree-vectorizer.h (free_stmt_vec_info): Declare.
8897 * tree-vect-transform.c (vectorizable_conversion): Free
8898 vec_oprnds0 if it was allocated.
8899 (vect_permute_store_chain): Remove unused VECs.
8900 (vectorizable_store): Free VECs that are allocated in the..
8902 (vect_transform_strided_load, vectorizable_load): Likewise.
8903 (vect_remove_stores): Simplify the code.
8904 (vect_transform_loop): Move code to vect_remove_stores().
8905 Call vect_remove_stores() and free_stmt_vec_info().
8907 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8909 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
8910 TARGET_HPUX. Revise comment.
8911 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
8912 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
8913 Use sr4 variant of `be' instruction when not generating PIC code.
8914 (attr_length_call): Adjust for above change.
8916 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8918 * ipa-reference.c (static_execute): Remove module_statics_const and
8919 associated setting code.
8921 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8924 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
8925 predicate for operand 1.
8926 (paritysi2_cmp): Use register_operand predicate for operand 2.
8927 Use earlyclobber modifier for operand 1. Remove support for
8929 (paritydi2_cmp): Use register_operand predicate for operand 3.
8930 Use earlyclobber modifier for operand 1. Remove support for
8933 2008-03-11 Paul Brook <paul@codesourcery.com>
8934 Vladimir Prus <vladimir@codesourcery.com>
8936 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
8937 (arm_compute_save_reg0_reg12_mask): Always
8938 check if register 11 must be saved. Always safe hard frame pointer
8939 when frame_pointer_needeed.
8940 (arm_compute_save_reg_mask): Save IP and PC
8941 only with apcs frames.
8942 (arm_output_epilogue): Adjust Thumb2 codepath to
8943 be also invoked and work for ARM non-apcs frames.
8944 (arm_expand_prologue): Don't bother saving IP
8945 for non-apcs frame, since it's not clobbered by
8946 prologue code. Implement non-apcs frame
8949 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8951 PR rtl-optimization/35281
8952 * expr.c (convert_move): Use a new pseudo for the intermediate
8953 from_mode->word_mode result.
8955 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8957 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
8958 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
8959 * toplev.c (compile_file): Don't call it.
8961 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8964 * expr.c (store_expr): Call emit_block_move if the mode
8965 of "temp" RTX is BLKmode.
8967 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8968 Richard Guenther <rguenther@suse.de>
8970 PR tree-optimization/31358
8971 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
8972 the step with a NULL_TREE.
8973 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
8974 to sizetype if type is a pointer type.
8975 (add_candidate_1): Don't convert the base and step to
8976 the generic type if the orginal type is a pointer type.
8977 (add_iv_value_candidates): Use sizetype for the step
8978 if type is a pointer type.
8979 (cand_value_at): Likewise.
8980 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
8982 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
8983 Don't convert the tem affine to the type.
8984 (add_elt_to_tree): Use sizetype for the step if a pointer.
8985 Use POINTER_PLUS_EXPR for pointers.
8986 (aff_combination_to_tree): Use sizetype for the step if a
8989 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
8991 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
8992 Remove commutativity hint.
8994 2008-03-10 Jakub Jelinek <jakub@redhat.com>
8998 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
8999 errorneous type. Check that v is a VAR_DECL.
9002 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
9004 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
9006 PR tree-optimization/35494
9007 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
9008 may be overriden at link and run time.
9010 2008-03-10 Richard Guenther <rguenther@suse.de>
9012 PR tree-optimization/34677
9013 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
9014 (poolify_tree): Likewise.
9015 (modify_expr_template): Likewise.
9016 (poolify_modify_stmt): Likewise.
9017 (insert_fake_stores): Handle all component-ref style stores
9018 in addition to INDIRECT_REF. Also handle complex types.
9019 Do not poolify the inserted load.
9020 (realify_fake_stores): Do not rebuild the tree but only
9021 make it a SSA_NAME copy.
9022 (init_pre): Remove initialzation of modify_expr_template.
9023 Do not allocate modify_expr_node_pool.
9024 (fini_pre): Do not free modify_expr_node_pool.
9026 2008-03-10 Paul Brook <paul@codesourcery.com>
9028 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
9031 2008-03-10 Paul Brook <paul@codesourcery.com>
9032 Mark Shinwell <shinwell@codesourcery.com>
9034 * config/arm/cortex-r4.md: New.
9035 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
9037 * config/arm/arm.md: Include cortex-r4.md.
9038 (insn): Add smmls, sdiv and udiv values.
9039 (generic_sched): Don't use generic scheduling for Cortex-R4.
9040 (arm_issue_rate): New function.
9041 (TARGET_SCHED_ISSUE_RATE): Define.
9043 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
9045 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
9047 2008-03-10 Richard Guenther <rguenther@suse.de>
9049 * tree-ssa-pre.c (get_sccvn_value): Simplify.
9050 (compute_avail): Do not add stmt uses to AVAIL_OUT.
9052 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
9054 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
9055 Set default to true.
9057 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9059 * c.opt (Wsynth): Deprecate.
9060 * doc/invoke.texi (Option Summary, Warning Options): Document
9061 -Wno-format-contains-nul.
9063 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
9066 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
9067 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
9069 2008-03-09 Ira Rosen <irar@il.ibm.com>
9071 * config/rs6000/rs6000.c (builtin_description): Rename vector
9072 left shift operations.
9073 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
9074 (altivec_vsl<VI_char>): Rename to ...
9075 (ashl<mode>3): ... new name.
9076 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
9078 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
9080 2008-03-08 Richard Guenther <rguenther@suse.de>
9082 * coverage.h (tree_coverage_counter_addr): Declare.
9083 * coverage.c (tree_coverage_counter_addr): New function.
9084 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
9086 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
9087 (tree_gen_one_value_profiler): Likewise.
9088 (tree_gen_ic_profiler): Likewise.
9089 (tree_gen_average_profiler): Likewise.
9090 (tree_gen_ior_profiler): Likewise.
9092 2008-03-08 Richard Guenther <rguenther@suse.de>
9094 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
9095 (vn_binary_op_insert): Likewise.
9096 (vn_unary_op_lookup): Likewise.
9097 (vn_unary_op_insert): Likewise.
9098 (vn_nary_op_lookup): Declare.
9099 (vn_nary_op_insert): Likewise.
9100 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
9101 and binary hashes, use a single obstack for unary_op_pool
9103 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
9104 a single struct vn_nary_op_s. Store tree code length and
9105 a variable number of operands.
9106 (struct vn_reference_op_struct): Remove unused op2.
9107 (vn_reference_op_eq): Do not compare op2.
9108 (vn_reference_op_compute_hash): Do not compute hash of op2.
9109 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
9110 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
9111 with vn_nary_op_compute_hash.
9112 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
9113 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
9115 (vn_unary_op_insert, vn_binary_op_insert): Replace with
9117 (visit_unary_op): Call nary functions.
9118 (visit_binary_op): Likewise.
9119 (process_scc): Adjust for struct vn_tables_s changes.
9120 (allocate_vn_table): Likewise.
9121 (free_vn_table): Likewise.
9122 * tree-vn.c (vn_add): Call nary functions.
9123 (vn_lookup): Likewise.
9125 2008-03-08 Jakub Jelinek <jakub@redhat.com>
9128 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
9129 wdst back after sync_compare_and_swapqhi_internal.
9131 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
9134 * config/i386/i386-modes.def (V1DI): New vector mode.
9135 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
9136 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
9137 (MMXMODE248): Ditto.
9138 (MMXMODE): Add V1DI mode.
9139 (mmxvecsize): Change DI mode to V1DI mode.
9140 ("mov<mode>): Use MMXMODEI8 mode iterator.
9141 ("*mov<mode>_internal_rex64"): Ditto.
9142 ("*mov<mode>_internal"): Ditto.
9143 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
9144 ("mmx_sub<mode>3"): Ditto.
9145 ("mmx_adddi3"): Remove insn pattern.
9146 ("mmx_subdi3"): Ditto.
9147 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
9148 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
9149 ("mmx_ashl<mode>3"): Ditto.
9150 ("mmx_lshrdi3"): Remove insn pattern.
9151 ("mmx_ashldi3"): Ditto.
9152 * config/i386/i386.c (classify_argument): Handle V1DImode.
9153 (function_arg_advance_32): Ditto.
9154 (function_arg_32): Ditto.
9155 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
9156 mmx_addv1di3 insn pattern.
9157 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
9158 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
9159 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
9160 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
9161 Remove definitions of built-in functions.
9162 (V1DI_type_node): New node.
9163 (v1di_ftype_v1di_int): Ditto.
9164 (v1di_ftype_v1di_v1di): Ditto.
9165 (v2si_ftype_v2si_si): Ditto.
9166 (v4hi_ftype_v4hi_di): Remove node.
9167 (v2si_ftype_v2si_di): Ditto.
9168 (ix86_init_mmx_sse_builtins): Handle V1DImode.
9169 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
9170 Redefine builtins using def_builtin_const with *_ftype_*_int node.
9171 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
9172 Add new builtins using def_builtin_const.
9173 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
9174 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
9175 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
9176 * config/i386/mmintrin.h (__v1di): New typedef.
9177 (_mm_add_si64): Cast arguments to __v1di type.
9178 (_mm_sub_si64): Ditto.
9179 (_mm_sll_pi16): Cast __count to __v4hi type.
9180 (_mm_sll_pi32): Cast __count to __v2si type.
9181 (_mm_sll_si64): Cast arguments to __v1di type.
9182 (_mm_srl_pi16): Cast __count to __v4hi type.
9183 (_mm_srl_pi32): Cast __count to __v2si type.
9184 (_mm_srl_si64): Cast arguments to __v1di type.
9185 (_mm_sra_pi16): Cast __count to __v4hi type.
9186 (_mm_sra_pi32): Cast __count to __v2si type.
9187 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
9188 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
9189 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
9190 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
9191 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
9192 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
9193 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
9194 (_mm_srai_pi32): Use __builtin_ia32_psradi.
9195 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
9196 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9197 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9198 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
9200 2008-03-07 Joseph Myers <joseph@codesourcery.com>
9202 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
9204 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
9207 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
9208 reg+const addressing for Altivec modes. Don't generate reg+reg
9209 addressing for TFmode or TDmode quantities.
9211 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
9213 * c-common.c (vector_types_convertible_p): Call langhook
9214 instead of comptypes.
9216 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9219 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
9220 integral and scalar float variables which have a
9223 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
9225 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
9226 dwarf_register_span hook when emitting unwind information for
9227 register-to-memory saves.
9228 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
9229 (rs6000_frame_related): Remove call to spe_synthesize_frame.
9231 2008-03-06 Jakub Jelinek <jakub@redhat.com>
9233 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
9234 for the same VAR_DECL.
9236 2008-03-06 Tom Tromey <tromey@redhat.com>
9239 * doc/standards.texi (Standards): Don't mention treelang.
9240 * doc/invoke.texi (Overall Options): Don't mention treelang.
9241 * doc/install.texi (Prerequisites): Don't mention bison or
9243 (Configuration): Don't mention treelang.
9244 (Building): Likewise.
9245 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
9247 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
9249 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
9250 word-extractions out of a multi-word object.
9252 2008-03-06 Richard Guenther <rguenther@suse.de>
9254 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
9255 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
9256 result type and precision.
9257 * expr.c (get_inner_reference): Set unsignedp based on the result
9258 type of BIT_FIELD_REF.
9259 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
9260 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
9261 (try_instantiate_multiple_fields): Likewise. Use the correct type
9263 (sra_build_assignment): Likewise.
9264 (sra_build_elt_assignment): Likewise.
9265 (sra_explode_bitfield_assignment): Likewise.
9266 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
9267 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
9268 set BIT_FIELD_REF_UNSIGNED.
9269 (vectorizable_load): Likewise.
9271 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
9273 * cse.c (cse_extended_basic_block): Invalidate artificial defs
9276 2008-03-06 Richard Guenther <rguenther@suse.de>
9278 * alias.c (struct alias_set_entry): Move has_zero_child field
9279 to pack with alias_set.
9281 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9283 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9286 2008-03-05 Ian Lance Taylor <iant@google.com>
9288 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
9290 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9292 * fwprop.c (update_df): Support width and offset parameters of
9294 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
9295 global_conflicts): Change DF_REF_EXTRACT to either
9296 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9297 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9298 * df-scan.c (df_ref_record, df_defs_record,
9299 df_ref_create_structure, df_def_record_1, df_uses_record,
9300 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
9301 df_bb_refs_collect, df_entry_block_defs_collect,
9302 df_exit_block_uses_collect): Support new width and offset fields.
9303 (ref_extract_pool): New storage pool.
9304 (df_free_ref): New function.
9305 (df_reg_chain_unlink, df_free_collection_rec,
9306 df_sort_and_compress_refs): Call df_free_ref.
9307 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
9309 (df_ref_create_structure): Allocate df_ref_extract if offset and
9310 width fields are used.
9311 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
9312 (df_uses_record): Get offset and width from ZERO_EXTRACT
9314 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
9315 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9316 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9317 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
9318 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9319 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9320 (df_ref_extract): New structure.
9321 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
9322 (df_ref_create): Add width and offset parameters.
9324 2008-03-05 Richard Guenther <rguenther@suse.de>
9326 * tree-ssa-structalias.c (get_constraint_for_component_ref):
9327 Use ranges_overlap_p.
9328 (offset_overlaps_with_access): Rename
9329 to ranges_overlap_p and move ...
9330 * tree-flow-inline.h (ranges_overlap_p): ... here.
9332 * tree.h (get_inner_reference, handled_component_p): Update
9335 * tree.h (record_component_aliases, get_alias_set,
9336 alias_sets_conflict_p, alias_sets_must_conflict_p,
9337 objects_must_conflict_p): Move declarations ...
9338 * alias.h (record_component_aliases, get_alias_set,
9339 alias_sets_conflict_p, alias_sets_must_conflict_p,
9340 objects_must_conflict_p): ... here.
9341 Include coretypes.h.
9342 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
9344 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
9346 * cfg.c: Include tree-flow.h.
9347 (remove_edge_raw): Call redirect_edge_var_map_clear.
9348 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
9349 * tree-flow-inline.h (redirect_edge_var_map_def): New.
9350 (redirect_edge_var_map_result): New.
9351 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
9352 PENDING_STMT use with redirect_edge_var_map_*.
9353 * tree-ssa.c (edge_var_maps): New definition.
9354 (redirect_edge_var_map_add): New.
9355 (redirect_edge_var_map_clear): New.
9356 (redirect_edge_var_map_dup): New.
9357 (redirect_edge_var_map_vector): New.
9358 (redirect_edge_var_map_destroy): New.
9359 (ssa_redirect_edge): Replace PENDING_STMT use with
9360 redirect_edge_var_map_*.
9361 (flush_pending_stmts): Same.
9362 (delete_tree_ssa): Destroy edge var map.
9363 * tree-flow.h (struct _edge_var_map): New.
9364 Define edge_var_map vector type.
9365 Declare redirect_edge_var_map_* prototypes.
9366 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
9367 * tree-cfg.c (reinstall_phi_args): Replace
9368 PENDING_STMT use with redirect_edge_var_map_*.
9370 2008-03-05 Richard Guenther <rguenther@suse.de>
9372 PR tree-optimization/35472
9373 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
9374 whose single use_stmt has a overlapping set of loaded and
9375 stored symbols as that use_stmt might be a noop assignment then.
9377 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9379 * gthr-rtems.h: Implement __gthread_mutex_destroy.
9381 2008-03-05 Richard Guenther <rguenther@suse.de>
9384 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
9385 should be constants.
9386 * tree-cfg.c (verify_expr): Verify it.
9387 * fold-const.c (fold_truthop): Remove code generating
9388 BIT_FIELD_REFs of structure bases.
9389 (fold_binary): Likewise.
9390 (fold_ternary): Position and size of BIT_FIELD_REFs are
9391 always host integers.
9392 (make_bit_field_ref): Remove.
9393 (optimize_bit_field_compare): Remove.
9394 (all_ones_mask_p): Remove.
9396 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
9399 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
9400 (split_block_and_df_analyze): New. Split basic block and rebuild
9402 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
9404 (split_pattern_seq): Likewise.
9405 (erase_matching_seqs): Likewise.
9406 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
9408 2008-03-04 Geoff Keating <geoffk@apple.com>
9410 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
9411 declaration and code.
9412 (tree_invalid_nonnegative_warnv_p): Likewise.
9414 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9416 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
9417 examples. Truncate option-names then causing overfull hbox.
9419 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9422 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
9424 * configure: Rebuilt.
9426 2008-03-04 Rafael Espindola <espindola@google.com>
9428 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
9429 (tree_unary_nonnegative_warnv_p): New.
9430 (tree_binary_nonnegative_warnv_p): New.
9431 (tree_single_nonnegative_warnv_p): New.
9432 (tree_invalid_nonnegative_warnv_p): New.
9433 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
9435 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9438 * opts.c (handle_option): Postpone 'unknown option' errors only for
9441 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
9444 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
9447 2008-03-04 Rafael Espindola <espindola@google.com>
9449 * fold-const.c (tree_unary_nonzero_warnv_p): New.
9450 (tree_binary_nonzero_warnv_p): New.
9451 (tree_single_nonzero_warnv_p): New.
9452 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
9454 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
9457 * fold-const.c (fold_cond_expr_with_comparison): Prevent
9458 transformations for modes that have signed zeros.
9459 * ifcvt.c (noce_try_abs): Ditto.
9461 2008-03-04 Joseph Myers <joseph@codesourcery.com>
9463 * config/i386/i386.c (override_options): Force
9464 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
9466 2008-03-04 Jan Hubicka <jh@suse.cz>
9469 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
9472 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
9474 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
9475 label to probe the stack.
9477 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
9479 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
9480 (__gthr_win32_mutex_destroy): Declare.
9481 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
9482 __gthr_win32_mutex_destroy.
9483 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
9485 2008-03-03 Jan Hubicka <jh@suse.cz>
9488 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
9489 aggressive on inlining cold calls.
9491 2008-03-03 Richard Guenther <rguenther@suse.de>
9493 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
9494 struct copies into the expression table.
9495 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
9496 (try_to_simplify): Likewise.
9497 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
9498 integral and pointer arguments which do not change the
9499 precision to NOP_EXPRs.
9500 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
9501 VIEW_CONVERT_EXPR case.
9503 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
9505 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
9506 defined in a loop at depth 0 is invariant.
9507 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
9508 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
9509 be called at loop depth 0.
9511 2008-03-02 Jakub Jelinek <jakub@redhat.com>
9514 * gcc.c (process_command): Update copyright notice dates.
9515 * gcov.c (print_version): Likewise.
9516 * gcov-dump.c (print_version): Likewise.
9517 * mips-tfile.c (main): Likewise.
9518 * mips-tdump.c (main): Likewise.
9520 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9523 * c-common.c (flag_permissive): Delete.
9524 (constant_expression_warnings): Check flags first.
9525 (constant_expression_error): New.
9526 * c-common.h (flag_permissive): Delete.
9527 (constant_expression_error): Declare.
9528 * flags.h (flag_permissive): Declare. Update description.
9529 * diagnostic.c (pedwarn): Update.
9531 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
9532 (permissive_error_kind): New.
9533 * toplev.c (flag_permissive): Define. Update description.
9534 * toplev.h (permissive_error_kind): Declare.
9535 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
9536 (pedwarn_c90): Use pedantic_warning_kind.
9537 * c-opts.c (c_common_post_options): flag_permissive does not affect
9538 flag_pedantic_errors.
9540 2008-03-02 Joseph Myers <joseph@codesourcery.com>
9542 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
9543 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
9544 __absvsi2, __absvDI2): Use unsigned arithmetic.
9546 2008-03-02 Andi Kleen <ak@suse.de>
9547 Richard Guenther <rguenther@suse.de>
9549 * struct-equiv.c: Remove file.
9550 * cfg_cleanup.c (condjump_equiv_p): Remove.
9551 * Makefile.in (OBJS-common): Remove struct-equiv.o.
9552 (struct-equiv.o): Remove rule.
9553 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
9554 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
9555 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
9557 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9559 * ifcvt.c (noce_process_if_block): Try to handle only the then
9560 block if the else block exists but isn't suitable.
9562 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9565 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
9566 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
9567 regression from previous patch.
9569 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9572 * gthr.h: Add __gthread_mutex_destroy as a function that must be
9574 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
9575 * gthr-single.h (__gthread_mutex_destroy): Likewise.
9576 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
9577 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
9578 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
9579 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
9580 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
9581 (__gthread_mutex_destroy_function): Rename to
9582 __gthread_mutex_destroy.
9583 * gthr-dce.h (__gthread_mutex_destroy): Call
9584 pthread_mutex_destroy.
9585 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
9586 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
9587 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
9589 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9591 * df-scan.c (df_ref_chain_change_bb): Simplify.
9592 (df_insn_change_bb): Add new_bb argument. Simplify. Call
9593 set_block_for_insn if there's any change.
9594 * df.h ((df_insn_change_bb): Fix prototype.
9595 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
9596 df_insn_change_bb, don't call set_block_for_insn.
9597 * emit-rtl.c (reorder_insns): Likewise.
9598 * haifa-sched.c (move_insn): Likewise.
9600 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9602 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
9604 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9606 * tree-flow-inline.h (next_readonly_imm_use): Return
9607 NULL_USE_OPERAND_P after the end.
9609 2008-03-01 Richard Guenther <rguenther@suse.de>
9611 PR tree-optimization/35411
9612 * tree-sra.c (sra_build_assignment): Split conversion to
9613 final type to a separate statement if we are not assigning
9616 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9618 * fold-const.c (fold_convertible_p): Correct the logic to follow
9619 that in fold_convert().
9621 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
9624 * tree-inline.c (build_duplicate_type): When we make a
9625 duplicate type, make it unique in the canonical types system.
9627 2008-02-29 Tom Tromey <tromey@redhat.com>
9629 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
9630 input_file_stack_history, input_file_stack_restored): Remove.
9631 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9632 * input.h (struct file_stack): Remove.
9633 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9634 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
9636 * diagnostic.h (struct diagnostic_context) <last_module>: Change
9638 (diagnostic_last_module_changed): Add 'map' argument.
9639 (diagnostic_set_last_function): Likewise.
9640 * diagnostic.c (undiagnostic_report_current_module): Iterate using
9641 line map, not input_file_stack.
9642 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
9644 2008-02-29 Paul Brook <paul@codesourcery.com>
9646 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
9648 2008-02-29 Paul Brook <paul@codesourcery.com>
9650 * config/arm/ieee754-df.S (muldf3): Use RET macros.
9652 2008-02-29 Richard Guenther <rguenther@suse.de>
9654 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
9656 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
9657 value for comparing for a store match.
9658 (simplify_unary_expression): Do nothing for SSA_NAMEs.
9659 (try_to_simplify): Do not do a full-blown reference lookup.
9661 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9663 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
9664 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9666 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
9668 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
9670 * tree-loop-linear.c (try_interchange_loops): Compare memory access
9671 strides against cache sizes.
9673 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9675 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
9678 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
9680 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
9681 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
9682 is smaller than the original promoted value.
9683 (simplify_subreg): If OP is a SUBREG, try to preserve its
9684 SUBREG_PROMOTED_VAR_P information.
9686 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
9688 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
9689 (VN_INFO_GET): Allocate new objects on the obstack.
9690 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
9691 for rpo_numbers_temp, for consistency.
9692 (free_scc_vn): Free the obstack.
9694 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
9696 * doc/invoke.texi: Document -ftree-loop-distribution.
9697 * tree-loop-distribution.c: New.
9698 * tree-pass.h (pass_loop_distribution): New.
9699 * graphds.h (struct graph): Add htab_t indices.
9700 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
9701 * tree-vectorizer.c (rename_variables_in_loop): Extern.
9702 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
9703 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
9704 * tree-data-ref.c (debug_data_dependence_relations): New.
9705 (dump_data_dependence_relation): Also print data references.
9706 (free_data_ref): Extern.
9707 (same_access_functions): Moved...
9708 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
9709 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9710 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
9711 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
9712 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
9713 (stmts_from_loop): Skip LABEL_EXPR.
9714 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
9716 (build_rdg): Initialize rdg->indices htab.
9717 (free_rdg, stores_from_loop, ref_base_address,
9718 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
9719 have_similar_memory_accesses_1, ref_base_address_1,
9720 remove_similar_memory_refs): New.
9721 * tree-data-ref.h: Depend on tree-chrec.h.
9722 (debug_data_dependence_relations, free_data_ref): Declared.
9723 (same_access_functions): ... here.
9724 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
9726 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
9727 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
9728 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
9729 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9730 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
9731 rdg_vertex_for_stmt): Declared.
9732 (struct rdg_edge): Add level.
9734 (free_rdg, stores_from_loop, remove_similar_memory_refs,
9735 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
9737 (rdg_has_similar_memory_accesses): New.
9738 * tree-vect-analyze.c: Remove unused static decls.
9739 * lambda.h (dependence_level): New.
9740 * common.opt (ftree-loop-distribution): New.
9741 * tree-flow.h (mark_virtual_ops_in_bb,
9742 slpeel_tree_duplicate_loop_to_edge_cfg,
9743 rename_variables_in_loop): Declared.
9744 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
9745 (OBJS-common): Add tree-loop-distribution.o.
9746 (tree-loop-distribution.o): New rule.
9747 * tree-cfg.c (mark_virtual_ops_in_bb): New.
9748 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
9749 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
9751 2008-02-28 Joseph Myers <joseph@codesourcery.com>
9754 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
9755 other than structures and unions.
9757 2008-02-28 Richard Guenther <rguenther@suse.de>
9760 2008-02-26 Richard Guenther <rguenther@suse.de>
9762 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9763 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9764 (lookup_decl_from_uid): Declare.
9765 (remove_decl_from_map): Likewise.
9766 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9767 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9768 (decl_for_uid_map): New global hashtable mapping DECL_UID
9770 (init_ttree): Allocate it.
9771 (insert_decl_to_uid_decl_map): New helper function.
9772 (make_node_stat): Insert new decls into the map.
9773 (copy_node_stat): Likewise.
9774 (lookup_decl_from_uid): New function.
9775 (remove_decl_from_map): Likewise.
9776 (print_decl_for_uid_map_statistics): New helper.
9777 (dump_tree_statistics): Call it.
9779 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9780 (referenced_var_iterator): Adjust.
9781 (FOR_EACH_REFERENCED_VAR): Adjust.
9782 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9783 (num_referenced_vars): Adjust.
9784 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9785 (first_referenced_var): Remove.
9786 (end_referenced_vars_p): Likewise.
9787 (next_referenced_var): Likewise.
9788 (referenced_var_iterator_set): New helper function.
9789 * tree-dfa.c (referenced_var_lookup): Adjust.
9790 (referenced_var_check_and_insert): Likewise.
9791 (remove_referenced_var): Likewise.
9792 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9793 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9794 (verify_call_clobbering): Likewise.
9795 (verify_memory_partitions): Likewise.
9796 (init_tree_ssa): Allocate bitmap instead of hashtable for
9798 (delete_tree_ssa): Adjust.
9799 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9800 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9801 (compute_tag_properties): Likewise.
9802 (set_initial_properties): Likewise.
9803 (find_partition_for): Likewise.
9804 (update_reference_counts): Likewise.
9805 (dump_may_aliases_for): Likewise.
9806 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9807 (add_call_clobber_ops): Likewise.
9808 (add_call_read_ops): Likewise.
9809 (get_asm_expr_operands): Likewise.
9810 * tree-into-ssa.c (dump_decl_set): Likewise.
9811 (update_ssa): Likewise.
9812 * tree-sra.c (scan_function): Likewise.
9813 (decide_instantiations): Likewise.
9814 (scalarize_parms): Likewise.
9815 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9816 (dsa_named_for): Likewise.
9817 * tree-ssa-structalias.c (update_alias_info): Likewise.
9818 (merge_smts_into): Likewise.
9820 2008-02-27 David Daney <ddaney@avtrex.com>
9823 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
9824 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
9825 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
9826 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
9827 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
9829 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
9832 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
9833 (BUILT_IN_NEXTTOWARD): Remove.
9834 (BUILT_IN_NEXTTOWARDF): Ditto.
9835 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
9836 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
9838 2008-02-27 Tom Tromey <tromey@redhat.com>
9840 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
9841 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
9843 2008-02-27 Jan Beulich <jbeulich@novell.com>
9845 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
9846 update the respective field on newdecl.
9848 2008-02-27 Revital Eres <eres@il.ibm.com>
9850 PR rtl-optimization/34999
9851 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
9852 crossing edges that ends with a call insn.
9853 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
9854 call insn and clear the EDGE_CROSSING flag of the crossing edge
9855 when fixing fallthru edges.
9857 2008-02-27 Richard Guenther <rguenther@suse.de>
9860 * fold-const.c (fold_unary): Return the correct argument,
9861 converted to the result type.
9863 2008-02-27 Richard Guenther <rguenther@suse.de>
9866 * expr.c (expand_expr_real_1): Assert on rotates that operate
9868 * fold-const.c (fold_binary): Use the types precision, not the
9869 bitsize of the mode if folding rotate expressions. Build rotates
9870 only for full modes.
9872 2008-02-27 Jakub Jelinek <jakub@redhat.com>
9874 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
9876 * c-pragma.c (pragma_ns_name): New typedef.
9877 (registered_pp_pragmas): New variable.
9878 (c_pp_lookup_pragma): New function.
9879 (c_register_pragma_1): If flag_preprocess_only, do nothing
9880 for non-expanded pragmas, for expanded ones push pragma's
9881 namespace and name into registered_pp_pragmas vector.
9882 (c_invoke_pragma_handler): Register OpenMP pragmas even when
9883 flag_preprocess_only, don't register GCC pch_preprocess
9884 pragma if flag_preprocess_only.
9885 * c-opts.c (c_common_init): Call init_pragma even if
9886 flag_preprocess_only.
9887 * c-pragma.c (c_pp_lookup_pragma): New prototype.
9888 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
9889 cpp_register_pragma if flag_preprocess_only.
9891 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9894 * c-parser.c (c_parser_translation_unit): Warn for empty
9895 translation unit, not empty source file.
9897 2008-02-26 Paul Brook <paul@codesourcery.com>
9899 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
9900 operand for Thumb-2.
9901 * config/arm/arm.h (reg_class): Add CORE_REGS.
9902 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
9903 (BASE_REG_CLASS): Use CORE_REGS.
9904 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
9905 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
9906 (REGNO_OK_FOR_INDEX_P): Exclude SP.
9907 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
9908 ARM_REGNO_OK_FOR_INDEX_P.
9909 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
9910 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
9911 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
9912 (ldm/stm peepholes): Ditto.
9913 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
9914 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
9915 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
9916 * config/arm/constraints.md: Enable "k" constraint on ARM.
9918 2008-02-27 Ben Elliston <bje@au.ibm.com>
9920 * config/rs6000/rs6000.c: Annotate cache line size field in all
9921 instances of struct processor_costs.
9923 2008-02-26 David Edelsohn <edelsohn@gnu.org>
9925 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
9926 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
9927 jump_bypass): New counters.
9928 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
9929 * dce.c (gate_ud_dce): Same.
9930 (gate_fast_dce): Same.
9931 * dse.c (gate_dse1): New function.
9932 (gate_dse2): New function.
9933 (gate_dse): Merge results of new gate functions.
9934 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
9935 (gate_handle_jump_bypass): Add dbg_cnt.
9936 (gate_handle_gcse): Add dbg_cnt.
9937 * ifcvt.c (gate_handle_if_conversion): Same.
9938 (gate_handle_if_after_combine): Same.
9939 (gate_handle_if_after_reload): Same.
9940 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
9942 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
9944 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
9946 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
9948 2008-02-26 Jason Merrill <jason@redhat.com>
9951 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
9952 alone if it's the naming decl for the type's main variant.
9954 2008-02-26 Tom Tromey <tromey@redhat.com>
9956 * system.h (USE_MAPPED_LOCATION): Poison.
9957 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
9958 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
9959 (make_goto_expr_edges): Likewise.
9960 (remove_bb): Likewise.
9961 (execute_warn_function_return): Likewise.
9962 * basic-block.h (struct edge_def) <goto_locus>: Change type to
9964 * c-common.c (fname_decl): Remove old location code.
9965 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
9967 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
9969 (ASM_INPUT_SOURCE_LOCATION): Likewise.
9970 (gen_rtx_ASM_INPUT): Likewise.
9971 (gen_rtx_ASM_INPUT_loc): Likewise.
9972 (get_rtx_asm_OPERANDS): Remove.
9973 * cfglayout.c (insn_locators_alloc): Remove old location code.
9974 (set_curr_insn_source_location): Likewise.
9975 (curr_insn_locator): Likewise.
9976 * print-tree.c (print_node): Remove old location code.
9977 * tree-mudflap.c (mf_varname_tree): Remove old location code.
9978 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
9979 * cfgexpand.c (expand_gimple_cond_expr): Don't use
9980 location_from_locus.
9981 (construct_exit_block): Remove old location code.
9982 * emit-rtl.c (force_next_line_note): Remove old location code.
9983 * profile.c (branch_prob): Remove old location code.
9984 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
9985 LOC_LINE): Remove old-location variants.
9986 * langhooks.c (lhd_print_error_function): Remove old location
9988 * configure, config.in: Rebuilt.
9989 * configure.ac (--enable-mapped-location): Remove.
9990 * c-decl.c (c_init_decl_processing): Remove old location code.
9991 (finish_function): Likewise.
9992 * recog.c (decode_asm_operands): Remove old location code.
9993 * c-pch.c (c_common_read_pch): Remove old location code.
9994 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
9996 * gimple-low.c (lower_function_body): Remove old location code.
9997 * toplev.c (unknown_location): Remove.
9998 (push_srcloc): Remove old-location variant.
9999 (process_options): Remove old location code.
10000 (lang_dependent_init): Likewise.
10001 * input.h (UNKNOWN_LOCATION): Move definition.
10002 (location_t): Undeprecate.
10003 (source_locus): Remove.
10004 (location_from_locus): Remove.
10005 (struct location_s): Remove.
10006 Remove all old-location code.
10007 (input_line, input_filename): Remove.
10008 * final.c (final_scan_insn): Remove old location code.
10009 * diagnostic.c (diagnostic_build_prefix): Remove
10010 USE_MAPPED_LOCATION test.
10011 * tree.h (gimple_stmt) <locus>: Now a location_t.
10012 (tree_exp) <locus>: Likewise.
10013 (DECL_IS_BUILTIN): Remove old-location variant.
10014 (annotate_with_file_line, annotate_with_locus): Likewise.
10015 (expr_locus, set_expr_locus): Update.
10016 * tree.c (build1_stat): Remove old location code.
10017 (last_annotated_node): Remove.
10018 (annotate_with_file_line): Remove old-location variant.
10019 (annotate_with_locus): Likewise.
10020 (expr_location): Remove old location code.
10021 (set_expr_location): Likewise.
10022 (expr_has_location): Likewise.
10023 (expr_locus): Likewise.
10024 (set_expr_locus): Likewise.
10025 (expr_filename): Don't use location_from_locus.
10026 (expr_lineno): Likewise.
10027 * rtl-error.c (location_for_asm): Remove old location code.
10028 * c-lex.c (cb_line_change): Remove old location code.
10029 (fe_file_change): Likewise.
10030 (cb_def_pragma): Likewise.
10031 (c_lex_with_flags): Likewise.
10032 * gengtype.c (do_typedef): Don't special-case location types.
10033 (define_location_structures): Remove.
10034 (main): Don't call define_location_structures.
10035 * tree-pretty-print.c (dump_implicit_edges): Remove old location
10038 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10041 * builtins.def (BUILT_IN_STDARG_START): Remove.
10042 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
10043 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10044 * tree-inline.c (inline_forbidden_p_1): Likewise.
10046 2008-02-26 Richard Guenther <rguenther@suse.de>
10048 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10049 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10050 (lookup_decl_from_uid): Declare.
10051 (remove_decl_from_map): Likewise.
10052 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10053 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10054 (decl_for_uid_map): New global hashtable mapping DECL_UID
10056 (init_ttree): Allocate it.
10057 (insert_decl_to_uid_decl_map): New helper function.
10058 (make_node_stat): Insert new decls into the map.
10059 (copy_node_stat): Likewise.
10060 (lookup_decl_from_uid): New function.
10061 (remove_decl_from_map): Likewise.
10062 (print_decl_for_uid_map_statistics): New helper.
10063 (dump_tree_statistics): Call it.
10065 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10066 (referenced_var_iterator): Adjust.
10067 (FOR_EACH_REFERENCED_VAR): Adjust.
10068 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10069 (num_referenced_vars): Adjust.
10070 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10071 (first_referenced_var): Remove.
10072 (end_referenced_vars_p): Likewise.
10073 (next_referenced_var): Likewise.
10074 (referenced_var_iterator_set): New helper function.
10075 * tree-dfa.c (referenced_var_lookup): Adjust.
10076 (referenced_var_check_and_insert): Likewise.
10077 (remove_referenced_var): Likewise.
10078 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10079 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10080 (verify_call_clobbering): Likewise.
10081 (verify_memory_partitions): Likewise.
10082 (init_tree_ssa): Allocate bitmap instead of hashtable for
10084 (delete_tree_ssa): Adjust.
10085 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10086 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10087 (compute_tag_properties): Likewise.
10088 (set_initial_properties): Likewise.
10089 (find_partition_for): Likewise.
10090 (update_reference_counts): Likewise.
10091 (dump_may_aliases_for): Likewise.
10092 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10093 (add_call_clobber_ops): Likewise.
10094 (add_call_read_ops): Likewise.
10095 (get_asm_expr_operands): Likewise.
10096 * tree-into-ssa.c (dump_decl_set): Likewise.
10097 (update_ssa): Likewise.
10098 * tree-sra.c (scan_function): Likewise.
10099 (decide_instantiations): Likewise.
10100 (scalarize_parms): Likewise.
10101 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10102 (dsa_named_for): Likewise.
10103 * tree-ssa-structalias.c (update_alias_info): Likewise.
10104 (merge_smts_into): Likewise.
10106 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10109 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
10110 * c-opts.c (c_common_handle_option): Wall enables
10111 Wvolatile-register-var.
10112 * common.opt: Move Wvolatile-register-var to...
10115 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10117 * common.opt (Wlarger-than=): New.
10118 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
10120 * opts.c (common_handle_option): Handle -Wlarger-than=.
10121 * optc-gen.awk: Likewise.
10122 * opth-gen.awk: Likewise.
10123 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
10124 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10126 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10128 * c-common.c (match_case_to_enum_1): Add appropriate
10129 OPT_W* parameter to warning.
10130 (c_do_switch_warnings): Likewise.
10131 * c-typeck.c (warning_init): Add one more parameter following
10132 'warning' function.
10133 (push_init_level): Update call to warning_init.
10134 (pop_init_level): Likewise.
10135 (add_pending_init): Likewise.
10136 (output_init_element: Likewise.
10138 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10141 * toplev.c (toplev_main): If there are warnings or error, print
10142 errors for ignored options.
10143 * opts.c (ignored_options): New static variable.
10144 (postpone_unknown_option_error): New.
10145 (print_ignored_options): New.
10146 (handle_option): Postpone errors for unknown -Wno-* options.
10147 * opts.h (print_ignored_options): Declare.
10149 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
10151 * config/mips/mips.md (loadgp_blockage, blockage): Change type
10154 2008-02-25 Richard Guenther <rguenther@suse.de>
10157 2008-02-25 Richard Guenther <rguenther@suse.de>
10159 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10160 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10161 (lookup_decl_from_uid): Declare.
10162 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10163 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10164 (decl_for_uid_map): New global hashtable mapping DECL_UID
10166 (init_ttree): Allocate it.
10167 (insert_decl_to_uid_decl_map): New helper function.
10168 (make_node_stat): Insert new decls into the map.
10169 (copy_node_stat): Likewise.
10170 (lookup_decl_from_uid): New function.
10171 (print_decl_for_uid_map_statistics): New helper.
10172 (dump_tree_statistics): Call it.
10174 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10175 (referenced_var_iterator): Adjust.
10176 (FOR_EACH_REFERENCED_VAR): Adjust.
10177 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10178 (num_referenced_vars): Adjust.
10179 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10180 (first_referenced_var): Remove.
10181 (end_referenced_vars_p): Likewise.
10182 (next_referenced_var): Likewise.
10183 (referenced_var_iterator_set): New helper function.
10184 * tree-dfa.c (referenced_var_lookup): Adjust.
10185 (referenced_var_check_and_insert): Likewise.
10186 (remove_referenced_var): Likewise.
10187 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10188 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10189 (verify_call_clobbering): Likewise.
10190 (verify_memory_partitions): Likewise.
10191 (init_tree_ssa): Allocate bitmap instead of hashtable for
10193 (delete_tree_ssa): Adjust.
10194 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10195 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10196 (compute_tag_properties): Likewise.
10197 (set_initial_properties): Likewise.
10198 (find_partition_for): Likewise.
10199 (update_reference_counts): Likewise.
10200 (dump_may_aliases_for): Likewise.
10201 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10202 (add_call_clobber_ops): Likewise.
10203 (add_call_read_ops): Likewise.
10204 (get_asm_expr_operands): Likewise.
10205 * tree-into-ssa.c (dump_decl_set): Likewise.
10206 (update_ssa): Likewise.
10207 * tree-sra.c (scan_function): Likewise.
10208 (decide_instantiations): Likewise.
10209 (scalarize_parms): Likewise.
10210 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10211 (dsa_named_for): Likewise.
10212 * tree-ssa-structalias.c (update_alias_info): Likewise.
10213 (merge_smts_into): Likewise.
10215 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
10218 * doc/invoke.texi (-fcx-limited-range): Document new option.
10219 * toplev.c (process_options): Handle -fcx-fortran-rules.
10220 * common.opt: Add documentation for -fcx-fortran-rules.
10222 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
10225 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
10226 actual behaviour and C99.
10228 2008-02-26 Ben Elliston <bje@au.ibm.com>
10230 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
10231 (ASM_CPU_POWER6_SPEC): Likewise.
10232 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
10233 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
10234 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
10236 2008-02-25 Richard Guenther <rguenther@suse.de>
10238 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10239 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10240 (lookup_decl_from_uid): Declare.
10241 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10242 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10243 (decl_for_uid_map): New global hashtable mapping DECL_UID
10245 (init_ttree): Allocate it.
10246 (insert_decl_to_uid_decl_map): New helper function.
10247 (make_node_stat): Insert new decls into the map.
10248 (copy_node_stat): Likewise.
10249 (lookup_decl_from_uid): New function.
10250 (print_decl_for_uid_map_statistics): New helper.
10251 (dump_tree_statistics): Call it.
10253 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10254 (referenced_var_iterator): Adjust.
10255 (FOR_EACH_REFERENCED_VAR): Adjust.
10256 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10257 (num_referenced_vars): Adjust.
10258 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10259 (first_referenced_var): Remove.
10260 (end_referenced_vars_p): Likewise.
10261 (next_referenced_var): Likewise.
10262 (referenced_var_iterator_set): New helper function.
10263 * tree-dfa.c (referenced_var_lookup): Adjust.
10264 (referenced_var_check_and_insert): Likewise.
10265 (remove_referenced_var): Likewise.
10266 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10267 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10268 (verify_call_clobbering): Likewise.
10269 (verify_memory_partitions): Likewise.
10270 (init_tree_ssa): Allocate bitmap instead of hashtable for
10272 (delete_tree_ssa): Adjust.
10273 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10274 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10275 (compute_tag_properties): Likewise.
10276 (set_initial_properties): Likewise.
10277 (find_partition_for): Likewise.
10278 (update_reference_counts): Likewise.
10279 (dump_may_aliases_for): Likewise.
10280 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10281 (add_call_clobber_ops): Likewise.
10282 (add_call_read_ops): Likewise.
10283 (get_asm_expr_operands): Likewise.
10284 * tree-into-ssa.c (dump_decl_set): Likewise.
10285 (update_ssa): Likewise.
10286 * tree-sra.c (scan_function): Likewise.
10287 (decide_instantiations): Likewise.
10288 (scalarize_parms): Likewise.
10289 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10290 (dsa_named_for): Likewise.
10291 * tree-ssa-structalias.c (update_alias_info): Likewise.
10292 (merge_smts_into): Likewise.
10294 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
10297 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
10298 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
10299 * alias.h (nonoverlapping_memrefs_p): Likewise.
10301 2008-02-25 Jan Beulich <jbeulich@novell.com>
10303 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
10304 * config/i386/netware-libgcc.exp: Add __bswap?i2,
10305 __emultls_get_address, __emultls_register_common,
10306 __floatundi?f, and _Unwind_GetIPInfo.
10307 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
10308 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
10309 (gen_regparm_prefix): Likewise.
10310 (i386_nlm_encode_section_info): Sync with
10311 config/i386/winnt.c:i386_pe_encode_section_info().
10312 (i386_nlm_maybe_mangle_decl_assembler_name): New.
10313 i386_nlm_mangle_decl_assembler_name): New.
10314 (netware_override_options): New.
10315 * config/i386/netware.h (netware_override_options): Declare.
10316 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
10317 (i386_nlm_mangle_decl_assembler_name): Declare.
10318 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
10320 2008-02-25 Ben Elliston <bje@au.ibm.com>
10323 * c-decl.c (grokdeclarator): Remove unused local variables
10324 `typedef_type' and `type_as_written'.
10326 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
10327 unused local variable `has_hot_blocks'.
10328 (fix_crossing_conditional_branches): Remove unused local variable
10331 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
10333 PR middle-end/19984
10334 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
10335 using DEF_C99_BUILTIN.
10336 (BUILT_IN_NANF): Ditto.
10337 (BUILT_IN_NANL): Ditto.
10339 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
10340 Revital Eres <eres@il.ibm.com>
10342 * modulo-sched.c (calculate_must_precede_follow): Address TODO
10343 regarding the order of two dependent insns in the same row.
10345 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
10347 * stor-layout.c (layout_decl): Do not bump the alignment of a
10348 bit-field to more than byte alignment if it is packed.
10350 2008-02-24 David Edelsohn <edelsohn@gnu.org>
10352 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
10355 2008-02-24 Diego Novillo <dnovillo@google.com>
10357 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
10360 * tree-vrp.c (vrp_evaluate_conditional): With
10361 -Wtype-limits, emit a warning when comparing against a
10362 constant outside the natural range of OP0's type.
10363 * c.opt (Wtype-limits): Move ...
10364 * common.opt (Wtype-limits): ... here.
10366 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
10368 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
10369 * config/rs6000/e300c2c3.md: New file.
10370 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10372 (rs6000_override_options): Add e300c2 and e300c3 cases to
10373 processor_target_table. Do not allow usage of Altivec or Spe
10374 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
10375 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
10376 * config/rs6000/rs6000.h (processor_type): Add
10377 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
10378 (ASM_CPU_SPEC): Add e300c2 and e300c3.
10379 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
10380 and ppce300c3. Include e300c2c3.md.
10382 2008-02-23 David Edelsohn <edelsohn@gnu.org>
10384 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
10385 instead of TARGET_STRICT_ALIGN.
10387 2008-02-23 Joseph Myers <joseph@codesourcery.com>
10389 * explow.c (memory_address): Assert that the generated address is
10392 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10395 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
10396 * config/darwin-ppc-ldouble-patch.def: New file.
10397 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
10398 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
10399 SUBTARGET_INIT_BUILTINS if defined.
10400 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
10403 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
10406 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
10407 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
10409 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
10412 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
10413 file" warning condtional on -Winvalid-PCH.
10415 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10417 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
10419 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
10423 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
10424 prevent reload from using MMX registers.
10425 (*mov<mode>_internal): Ditto.
10426 (*movv2sf_internal_rex64): Ditto.
10427 (*movv2sf_internal): Ditto.
10429 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10431 PR documentation/31569
10432 * doc/install.texi2html: Use makeinfo --no-number-sections.
10434 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10436 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
10437 ensure that we can address an entire entity > 8 bytes. Don't
10438 generate reg+reg addressing for such data.
10440 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10442 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
10443 strings when optimizing for size, unless the target cares about
10446 2008-02-22 Tom Tromey <tromey@redhat.com>
10448 * regclass.c (current_pass): Remove declaration.
10450 2008-02-22 Anatoly Sokolov <aesok@post.ru>
10452 * config/avr/libgcc.S (__RAMPZ__): Define.
10453 (__do_copy_data): Add for devices with 128KB code memory.
10455 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10457 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10459 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
10461 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
10463 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
10466 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10469 * c-typeck.c (build_binary_op): Warn about floating point
10470 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
10472 2008-02-21 Janis Johnson <janis187@us.ibm.com>
10475 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
10476 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
10478 (rs6000_override_options): Set altivec_abi as default, not override,
10479 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
10480 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
10481 is used; use new member spe_abi.
10482 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
10483 spe_abi and altivec_abi.
10485 2008-02-22 Tomas Bily <tbily@suse.cz>
10487 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
10489 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10492 * config.build (build_file_translate): Set to `CMD //c' only if
10494 * Makefile.in (build_file_translate): Improve comment.
10496 2008-02-21 Jan Hubicka <jh@suse.cz>
10498 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
10499 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
10500 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
10502 2008-02-21 Michael Matz <matz@suse.de>
10505 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
10507 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
10509 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
10510 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
10511 as insn constraint.
10512 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
10513 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
10514 SSE_VEC_FLOAT_MODE_P as insn constraint.
10515 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
10516 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
10517 sse4a_movntdf using MODEF mode iterator.
10518 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
10519 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
10520 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
10521 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
10522 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
10523 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
10524 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
10526 2008-02-21 Richard Guenther <rguenther@suse.de>
10528 * tree.def (PAREN_EXPR): New tree code.
10529 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
10531 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
10532 * expr.c (expand_expr_real_1): Likewise.
10533 * tree-inline.c (estimate_num_insns_1): Likewise.
10534 * tree-complex.c (expand_complex_move): Likewise.
10535 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
10538 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
10541 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
10543 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
10546 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
10548 * config/sh/sh.c (find_barrier): Don't go past
10549 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
10551 2008-02-20 DJ Delorie <dj@redhat.com>
10553 * config/h8300/h8300.md (insv): Force source operand to be a register.
10555 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
10556 as a jump, not as a plain insn.
10558 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
10560 * doc/invoke.texi (Warning Options): Add new option
10561 -Wframe-larger-than=.
10562 (-Wframe-larger-than): Document.
10564 * flags.h (warn_frame_larger_than, frame_larger_than_size):
10565 Add declarations for new option variables.
10567 * final.c (final_start_function): Check the frame size
10568 before emission and issue a Wframe-larger-than warning.
10570 * opts.c (warn_frame_larger_than, frame_larger_than_size):
10571 Add definitions for new option variables.
10572 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
10574 * common.opt (Wframe-larger-than=): New option.
10576 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
10578 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
10579 (<sse>_div<mode>3): Ditto.
10580 (<sse>_vmdiv<mode>3): Ditto.
10581 (<sse>_vmsqrt<mode>2): Ditto.
10582 (*smax<mode>3): Ditto.
10583 (sse5_frcz<mode>2): Ditto.
10584 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
10585 as insn constraint.
10587 2008-02-20 Richard Guenther <rguenther@suse.de>
10589 PR middle-end/35265
10590 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
10591 be happy with INTEGRAL_TYPE_P.
10593 2008-02-20 Richard Guenther <rguenther@suse.de>
10595 * fold-const.c (split_tree): Associate floatig-point expressions
10596 if flag_associative_math is set.
10598 2008-02-20 Richard Guenther <rguenther@suse.de>
10600 * tree.h (fold_real_zero_addition_p): Declare.
10601 * fold-const.c (fold_real_zero_addition_p): Export.
10602 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
10603 floating-point operations with zero and one.
10605 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
10607 * doc/install.texi: Correct references to CFLAGS, replacing them
10608 with BOOT_CFLAGS. Document flags used during bootstrap for
10611 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
10613 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
10614 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
10615 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
10617 (smin<mode>3): Ditto from similar patterns.
10618 (smax<mode>3): Ditto.
10619 (*ieee_smin<mode>3): Ditto.
10620 (*ieee_smax<mode>3): Ditto.
10621 * config/i386/sse.md (sse): New mode attribute.
10622 (mov<mode>): Macroize expander from movv4sf and movv2df using
10623 SSEMODEF2P mode iterator.
10624 (<sse>_movnt<mode>): Ditto from similar patterns. Use
10625 SSE_VEC_FLOAT_MODE_P as insn constraint.
10626 (storent<mode>): Ditto.
10627 (storent<mode>): Macroize expander from storentsf and storentdf using
10628 MODEF mode iterator.
10629 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
10630 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
10631 (abs<mode>2): Ditto from similar patterns.
10632 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
10633 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
10634 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
10635 (<sse>_vmsqrt<mode>2): Ditto.
10636 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
10637 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
10638 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
10639 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
10640 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
10641 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
10642 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
10644 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
10645 iterator and SSE_FLOAT_MODE_P as insn constraint.
10646 (<sse>_ucomi): Ditto from similar patterns.
10647 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
10648 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
10649 SSE_VEC_FLOAT_MODE_P as insn constraint.
10650 (vcond<mode>): Ditto from similar patterns.
10651 (and<mode>3, *and<mode>3): Ditto.
10652 (<sse>_nand<mode>3): Ditto.
10653 (ior<mode>3, *ior<mode>3): Ditto.
10654 (xor<mode>3, *xor<mode>3): Ditto.
10655 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
10656 iterator and SSE_FLOAT_MODE_P as insn constraint.
10657 (*nand<mode>3): Ditto from similar patterns.
10658 (*ior<mode>3): Ditto.
10659 (*xor<mode>3): Ditto.
10661 2008-02-20 Ira Rosen <irar@il.ibm.com>
10663 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
10664 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
10665 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
10667 2008-02-19 Jan Hubicka <jh@suse.cz>
10669 * predict.c (tree_bb_level_predictions): Remove variable next
10670 mistakely introduced by previous commit.
10672 2008-02-19 Jan Hubicka <jh@suse.cz>
10674 * predict.c (predict_paths_leading_to): Rewrite.
10675 (predict_paths_for_bb): New.
10676 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
10678 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10681 * Makefile.in (build_file_translate): New.
10682 (gcc-vers.texi): Use it for translating $(abs_srcdir).
10683 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
10684 * configure.ac (build_file_translate): Substitute it.
10685 * configure: Regenerate.
10687 2008-02-19 Jan Hubicka <jh@suse.cz>
10689 PR rtl-optimization/34408
10690 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
10693 2008-02-19 Jan Hubicka <jh@suse.cz>
10695 PR middle-end/28779
10696 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
10699 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
10702 * config/i386/i386-modes.def: Revert the last DI alignment
10703 change until Ada people can look into it.
10705 2008-02-19 Nick Clifton <nickc@redhat.com>
10707 * opts.c (print_specific_help): Fix typo in --help text.
10709 2008-02-19 Jakub Jelinek <jakub@redhat.com>
10712 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
10713 32-bit inline asm without asm alternatives for host GCC < 3.0.
10715 2008-02-19 Richard Guenther <rguenther@suse.de>
10717 PR tree-optimization/34989
10718 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
10719 Allow propagation to INDIRECT_REF if we can simplify only.
10721 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10723 * c-common.c (warn_for_collisions_1): Use appropriate option when
10726 2008-02-19 Nick Clifton <nickc@redhat.com>
10729 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
10730 (handle_options): Fix indentation.
10731 (print_filtered_help): If no language-specific options were
10732 displayed tell the user how to list all the options supported by
10733 the language's front-end.
10734 (print_specific_help): Fix indentation and remove duplicate line.
10735 (common_handle_option): Handle the -v option.
10736 For --help enable the display of undocumented options if the -v
10737 switch has been included on the command line.
10738 For --help= check for overlaps in the arguments between the option
10739 classes and the language names and issue a warning when they
10740 cannot be disambiguated.
10741 * c.opt (v): Pass on to the common option handler.
10743 2008-02-19 Revital Eres <eres@il.ibm.com>
10745 * modulo-sched.c (sms_schedule): Change dump message when
10746 create_ddg function fails.
10747 (try_scheduling_node_in_cycle): Rename row to cycle.
10748 (print_partial_schedule): Rename CYCLE to ROW.
10750 2008-02-19 Christian Bruel <christian.bruel@st.com>
10751 Zdenek Dvorak <ook@ucw.cz>
10753 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
10755 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10758 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
10759 (*x86_movdicc_0_m1_se): Ditto.
10761 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10763 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
10764 (CMPtype): Define as __gcc_CMPtype.
10765 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
10766 (CMPtype): Define as __gcc_CMPtype.
10768 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
10770 Support valgrind 3.3 for --enable-checking=valgrind.
10771 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
10773 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
10774 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
10775 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
10776 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
10777 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
10778 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
10779 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
10781 * ggc-zone.c: Similar.
10782 * ggc-page.c: Similar.
10784 2008-02-19 Paul Brook <paul@codesourcery.com>
10787 * config/arm/ieee754-df.S: Fix do_it typo.
10788 * config/arm/ieee754-sf.S: Fix do_it typo.
10790 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10793 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
10794 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
10795 (OPTION_MASK_ISA_SSE_SET): Likewise.
10796 (OPTION_MASK_ISA_SSE2_SET): Likewise.
10797 (OPTION_MASK_ISA_SSE3_SET): Likewise.
10798 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
10799 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
10800 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
10801 (OPTION_MASK_ISA_SSE4_SET): Likewise.
10802 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
10803 (OPTION_MASK_ISA_SSE5_SET): Likewise.
10804 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
10805 (OPTION_MASK_ISA_MMX_UNSET): Updated.
10806 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
10807 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
10808 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
10809 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
10810 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
10811 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
10812 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
10813 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
10814 (OPTION_MASK_ISA_SSE4): Removed.
10815 (ix86_handle_option): Turn on bits in ix86_isa_flags and
10816 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
10817 (override_options): Don't turn on implied SSE/MMX bits in
10820 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10822 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10825 2008-02-18 Joey Ye <joey.ye@intel.com>
10827 PR middle-end/34921
10828 * tree-nested.c (insert_field_into_struct): Set type alignment
10829 to field alignment if the former is less than the latter.
10831 2008-02-18 Jakub Jelinek <jakub@redhat.com>
10833 * BASE-VER: Set to 4.4.0.
10835 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10837 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
10838 * doc/cfg.texi: Likewise.
10839 * doc/extend.texi: Likewise.
10840 * doc/gty.texi: Likewise.
10841 * doc/invoke.texi: Likewise.
10842 * doc/loop.texi: Likewise.
10843 * doc/md.texi: Likewise.
10844 * doc/passes.texi: Likewise.
10845 * doc/rtl.texi: Likewise.
10846 * doc/sourcebuild.texi: Likewise.
10847 * doc/tm.texi: Likewise.
10848 * doc/tree-ssa.texi: Likewise.
10850 2008-02-17 Richard Guenther <rguenther@suse.de>
10852 PR middle-end/35227
10853 * tree-complex.c (init_parameter_lattice_values): Handle parameters
10854 without default definition.
10856 2008-02-17 Richard Guenther <rguenther@suse.de>
10858 PR tree-optimization/35231
10859 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
10862 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
10865 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10866 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10867 libgcc_cmp_return mode.
10869 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10872 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
10874 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
10876 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
10879 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10881 * doc/c-tree.texi: Use `@.' where appropriate.
10882 * doc/extend.texi: Likewise.
10883 * doc/install.texi: Likewise.
10884 * doc/invoke.texi: Likewise.
10885 * doc/loop.texi: Likewise.
10886 * doc/makefile.texi: Likewise.
10887 * doc/md.texi: Likewise.
10888 * doc/passes.texi: Likewise.
10889 * doc/standards.texi: Likewise.
10890 * doc/tm.texi: Likewise.
10892 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10894 PR middle-end/35196
10895 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
10897 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
10898 rather than in entry_bb.
10900 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10902 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10903 libgcc_cmp_return mode.
10905 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10907 PR middle-end/35130
10908 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
10909 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
10911 2008-02-15 Richard Guenther <rguenther@suse.de>
10912 Zdenek Dvorak <ook@ucw.cz>
10914 PR tree-optimization/35164
10915 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
10916 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
10917 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
10918 Only propagate addresses which do not have abnormal SSA_NAMEs
10921 2008-02-15 Joseph Myers <joseph@codesourcery.com>
10924 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
10926 2008-02-15 Jan Hubicka <jh@suse.cz>
10928 PR middle-end/35149
10929 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
10931 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10933 PR middle-end/34621
10934 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
10935 when calculating alignment_pad.
10937 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10939 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
10940 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
10941 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
10942 and STACK_BOUNDARY define.
10944 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
10946 PR preprocessor/35061
10947 * c-pragma.c (handle_pragma_pop_macro): Check that
10948 pushed_macro_table has been allocated.
10950 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
10952 PR middle-end/35136
10953 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
10954 (force_gimple_operand): Likewise.
10955 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
10956 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
10957 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
10958 (find_interesting_uses_address): Check addressability and alignment
10959 of the base expression only after substituting bases of IVs into it.
10961 2008-02-14 Michael Matz <matz@suse.de>
10964 * function.c (instantiate_virtual_regs_in_insn): Reload address
10965 before falling back to reloading the whole operand.
10967 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
10969 * config/s390/s390.c (s390_mainpool_start): Emit the pool
10970 before the first section switch note.
10972 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10974 * doc/bugreport.texi: Update copyright years.
10975 * doc/c-tree.texi: Likewise.
10976 * doc/cfg.texi: Likewise.
10977 * doc/cpp.texi: Likewise.
10978 * doc/cppinternals.texi: Likewise.
10979 * doc/fragments.texi: Likewise.
10980 * doc/frontends.texi: Likewise.
10981 * doc/gcc.texi: Likewise.
10982 * doc/gty.texi: Likewise.
10983 * doc/hostconfig.texi: Likewise.
10984 * doc/implement-c.texi: Likewise.
10985 * doc/libgcc.texi: Likewise.
10986 * doc/loop.texi: Likewise.
10987 * doc/makefile.texi: Likewise.
10988 * doc/options.texi: Likewise.
10989 * doc/passes.texi: Likewise.
10990 * doc/rtl.texi: Likewise.
10991 * doc/sourcebuild.texi: Likewise.
10992 * doc/standards.texi: Likewise.
10993 * doc/tree-ssa.texi: Likewise.
10994 * doc/trouble.texi: Likewise.
10996 * doc/extend.texi: Use @: or add comma where appropriate.
10997 * doc/invoke.texi: Likewise.
10998 * doc/tm.texi: Likewise.
11000 2008-02-14 Alan Modra <amodra@bigpond.net.au>
11003 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
11006 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
11008 * doc/md.texi (clz, ctz): Add reference.
11009 * doc/rtl.texi (clz, ctz): Likewise.
11011 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11014 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
11017 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
11019 * config/s390/s390.c (struct constant_pool): New field
11020 emit_pool_after added.
11021 (s390_mainpool_start): Set the emit_pool_after flag according
11022 to the section switch notes.
11023 (s390_mainpool_finish): Consider emit_pool_after when emitting
11024 the literal pool at the end of the function.
11025 (s390_chunkify_start): Force literal pool splits at section
11028 2008-02-13 Michael Matz <matz@suse.de>
11031 * var-tracking.c (clobber_variable_part): Correctly traverse the
11034 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11037 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
11038 Add -fdump-ipa-inline.
11039 * tree-dump.c (dump_files): Remove tree-inlined dump.
11040 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
11042 2008-02-12 Richard Guenther <rguenther@suse.de>
11044 PR tree-optimization/35171
11045 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
11048 2008-02-12 Richard Guenther <rguenther@suse.de>
11050 PR middle-end/35163
11051 * fold-const.c (fold_widened_comparison): Use get_unwidened in
11052 value-preserving mode. Disallow final truncation.
11054 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
11056 PR middle-end/35136
11057 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
11058 code from here to...
11059 (force_gimple_operand): ...here.
11061 2008-02-12 Jakub Jelinek <jakub@redhat.com>
11064 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
11065 non-compatible pointers.
11066 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
11067 different FIELD_DECLs, try harder by comparing field offsets, sizes
11070 PR inline-asm/35160
11071 * function.c (match_asm_constraints_1): Don't replace the same input
11074 2008-02-12 Anatoly Sokolov <aesok@post.ru>
11076 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
11077 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
11078 (expand_epilogue): Restore RAMPZ register.
11079 * config/avr/avr.md (RAMPZ_ADDR): New constant.
11081 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
11083 * config/i386/cygwin.asm: (__alloca): Correct calling
11084 convention and alignment.
11085 (__chkstk): Force 8 byte stack alignment.
11087 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
11088 Richard Guenther <rguenther@suse.de>
11090 PR tree-optimization/33992
11091 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
11092 the zero we compare against.
11094 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
11096 PR libfortran/35063
11097 * gthr-win32.h (__gthread_mutex_destroy_function): New function
11098 to CloseHandle after unlocking to prevent accumulation of handle
11101 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11103 PR middle_end/34150
11104 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
11105 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
11106 and update LABEL_NUSES during and after reload.
11108 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
11110 PR middle-end/34627
11111 * combine.c (simplify_if_then_else): Make sure the comparison is
11112 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
11114 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
11117 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
11118 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
11119 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
11120 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
11121 * tree.h (get_type_static_bounds): Likewise.
11123 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11125 * doc/invoke.texi (Option Summary, C++ Dialect Options)
11126 (Objective-C and Objective-C++ Dialect Options, Warning Options):
11127 Make -Wfoo language annotations match what the compiler outputs.
11129 2008-02-08 Sa Liu <saliu@de.ibm.com>
11131 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
11132 intrinsics spu_convts, spu_convtu, spu_convtf.
11134 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
11136 * doc/extend.texi (Function Attributes) <noinline>: Mention
11137 asm ("") as method to keep calls.
11139 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11142 * doc/options.texi (Options): Replace references to opts.sh with
11144 * opts-common.c: Likewise.
11145 * optc-gen.awk: Likewise.
11147 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
11149 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
11151 2008-02-07 Richard Henderson <rth@redhat.com>
11154 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
11155 EXPR_LIST for the REG_EQUAL instead of a comparison with a
11158 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
11160 PR tree-optimization/35085
11161 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
11162 for operand entry oe2 in addition to operand entry oe3 in order to
11163 expose more opportunities for vectorizer sum reduction.
11165 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11168 * Makefile.in (LIBS): Remove $(GMPLIBS).
11169 (cc1-dummy, cc1): Add $(GMPLIBS).
11171 2008-02-06 Jan Hubicka <jh@suse.cz>
11174 * i386.md (moddf_integer): Do not produce partial memory stalls for
11175 targets where it hurts.
11177 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
11180 * optabs.c (expand_float): Do not check for decimal modes when
11181 expanding unsigned integer through signed conversion.
11183 2008-02-06 Nick Clifton <nickc@redhat.com>
11185 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
11186 inside the clobber with a match_operand and duplicated operand
11187 number in the constraint.
11188 (ineqbranchsi): Delete redundant comment.
11190 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
11192 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
11193 builtin_define ("__USE_INIT_FINI__").
11194 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
11196 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
11198 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11200 PR documentation/30330
11201 * doc/invoke.texi (C++ Dialect Options)
11202 (Objective-C and Objective-C++ Dialect Options, Warning Options):
11203 For each warning option -Wfoo that allows -Wno-foo, ensure both
11204 -Wfoo and -Wno-foo are listed in the option index. Fix index
11205 entry of -Wswitch-default, index -Wnormalized= including the
11206 `=', and -Wlarger-than-@var{len} including @var{len}.
11208 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
11210 * config/i386/i386.md (floatunssisf2): Use
11211 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
11212 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
11213 Macroize expander using MODEF mode iterator.
11215 2008-02-05 Diego Novillo <dnovillo@google.com>
11217 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
11220 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
11222 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11225 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
11227 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
11230 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
11231 to indicate if a message should be generated.
11232 (init_cumulative_args): Updated.
11233 (function_value_32): Likewise.
11235 2008-02-05 Joseph Myers <joseph@codesourcery.com>
11237 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
11239 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
11242 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
11243 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
11245 2008-02-04 Diego Novillo <dnovillo@google.com>
11247 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
11250 * tree-vrp.c (vrp_evaluate_conditional): With
11251 -Wtype-limits, emit a warning when comparing against a
11252 constant outside the natural range of OP0's type.
11254 2008-02-04 Richard Guenther <rguenther@suse.de>
11256 PR middle-end/33631
11257 * expr.c (count_type_elements): Give for unions instead of
11260 2008-02-04 Richard Guenther <rguenther@suse.de>
11262 PR middle-end/35043
11263 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
11264 to TYPE_DOMAINs base type instead of using bitsizetype here.
11266 2008-02-03 Jason Merrill <jason@redhat.com>
11268 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
11270 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11273 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
11274 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
11275 (RS/6000 and PowerPC Options): Fix typos and markup.
11276 * doc/passes.texi (Tree-SSA passes): Likewise.
11278 2008-02-02 Michael Matz <matz@suse.de>
11281 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
11282 from record_last_reg_set_info.
11283 (record_last_reg_set_info): Take an RTX argument, iterate over all
11284 constituent hardregs.
11285 (record_last_set_info, record_opr_changes): Change calls to
11286 new signature or to record_last_reg_set_info_regno.
11288 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
11290 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
11292 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
11294 PR rtl-optimization/34773
11295 * reg-notes.def (EQUAL): Mention significance of combination of
11296 REG_EQUAL and REG_RETVAL.
11297 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
11298 insn that has a REG_RETVAL.
11300 2008-02-01 Roger Sayle <roger@eyesopen.com>
11303 * configure.ac (--enable-fixed-point): Disable unless explicitly
11305 * configure: Regenerate.
11307 2008-02-01 Richard Guenther <rguenther@suse.de>
11310 * invoke.texi (-finline-limit): Remove no longer true parts
11311 of the documentation. Note that there is no default value.
11313 2008-02-01 Andrew Pinski <pinskia@gmail.com>
11314 Mark Mitchell <mark@codesourcery.com>
11315 Ben Elliston <bje@au.ibm.com>
11318 * doc/extend.texi (Other Builtins): Document.
11320 2008-01-31 Tom Browder <tom.browder@gmail.com>
11322 * doc/c-tree.texi (Types): Fix grammar.
11323 (Expression trees): Ditto.
11324 * doc/passes.texi (Tree-SSA passes): Ditto.
11326 * doc/configterms.texi (Configure Terms): Fix typo.
11327 * doc/cpp.texi (Common Predefined Macros): Ditto.
11328 * doc/md.texi (Machine Constraints): Ditto.
11330 * doc/makefile.texi (Makefile): Add comma.
11332 2008-01-31 Tom Browder <tom.browder@gmail.com>
11333 Gerald Pfeifer <gerald@pfeifer.com>
11335 * doc/sourcebuild.texi (Front End): Remove references to CVS
11336 and CVSROOT/modules.
11337 (Texinfo Manuals): Replace reference to CVS by one to SVN.
11338 (Back End): Remove reference to CVS.
11340 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
11343 * config/mips/mips.c (gen_load_const_gp): New function, taking a
11345 (mips16_gp_pseudo_reg): ...here.
11346 * config/mips/mips.md (load_const_gp): Replace with...
11347 (load_const_gp_<mode>): ...this :P-based insn.
11349 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11351 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
11352 options. Minor fixes.
11353 (-std): Move reference to standards closer to where language
11354 standards are first mentioned.
11356 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
11358 PR rtl-optimization/34995
11359 * reload.c (alternative_allows_const_pool_ref): Take an rtx
11360 parameter and return a bool. If the rtx parameter is nonnull,
11361 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
11362 (find_reloads): Update call accordingly. Pass the new operand
11363 if it needed no address reloads, otherwise pass null.
11365 2008-01-30 Richard Henderson <rth@redhat.com>
11368 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
11369 for unbounded arrays.
11371 2008-01-30 Silvius Rus <rus@google.com>
11373 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
11375 2008-01-30 Jan Hubicka <jh@suse.cz>
11378 * i386.c (init_cumulative_args): Use real function declaration when
11381 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
11383 PR rtl-optimization/34998
11384 * global.c (build_insn_chain): Treat non-subreg_lowpart
11385 SUBREGs of pseudos as clobbering all the words covered by the
11386 SUBREG, not just all the bytes.
11387 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
11388 original df_ref rather than an extract parameter.
11389 (global_conflicts): Update call accordingly.
11391 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
11393 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
11394 the overflow check to make it easier to read.
11395 (__fixtfdi): Change the type of the ll member in union
11396 long_double to UDItype_x.
11398 2008-01-30 Jakub Jelinek <jakub@redhat.com>
11400 PR middle-end/34969
11401 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
11402 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
11403 * tree-inline.c (fold_marked_statements): Call
11404 cgraph_update_edges_for_call_stmt if folding a call statement.
11405 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
11406 debug_generic_stmt calls, reset it back afterwards.
11409 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
11411 * c-typeck.c (build_external_ref): Don't pedwarn about
11412 static vars in current function's scope.
11414 2008-01-29 Joseph Myers <joseph@codesourcery.com>
11416 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
11418 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
11421 * ipa-struct-reorg.c: Fix spelling.
11422 * params.def: Ditto.
11424 2008-01-29 Richard Guenther <rguenther@suse.de>
11426 PR middle-end/35006
11427 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
11429 * tree-inline.c (remap_type): Increment remapping_type_depth
11430 around remapping types.
11431 (copy_body_r): Only add referenced variables if they are referenced
11432 from code, not types.
11434 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
11445 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
11446 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
11448 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
11451 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
11452 pointer for tiny stack.
11454 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
11456 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
11458 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
11460 * config/vx-common.h: Fix typo in comment.
11462 2008-01-28 Ian Lance Taylor <iant@google.com>
11466 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
11467 coalesce pointers if they have different DECL_NO_TBAA_P values.
11468 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
11469 between variables with different DECL_NO_TBAA_P values.
11471 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
11474 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
11475 are not legitimate small data references on SPE targets.
11477 2008-01-28 David Daney <ddaney@avtrex.com>
11479 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
11481 2008-01-28 David Daney <ddaney@avtrex.com>
11483 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
11485 2008-01-27 Joseph Myers <joseph@codesourcery.com>
11487 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
11488 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
11489 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
11490 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
11491 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
11492 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
11493 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
11494 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
11496 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11498 * basic-block.h (condjump_equiv_p): Fix comment.
11500 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11502 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
11503 print_generic_stmt_indented): Fix comment.
11505 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11507 * configure.ac (__stack_chk_fail): Add detecion for availability
11508 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
11509 * configure: Regenerate.
11511 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
11513 PR middle-end/34688
11514 * final.c (output_addr_const): Handle TRUNCATE.
11516 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
11519 * tree-ssa-loop-ivopts.c (comp_cost): New type.
11520 (zero_cost, infinite_cost): New constants.
11521 (struct cost_pair): Change type of cost to comp_cost.
11522 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
11523 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
11525 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
11526 split_address_cost, ptr_difference_cost, difference_cost,
11527 get_computation_cost_at, get_computation_cost,
11528 determine_use_iv_cost_generic, determine_use_iv_cost_address,
11529 determine_use_iv_cost_condition, determine_use_iv_costs,
11530 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
11531 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
11532 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
11533 Change type of cost to comp_cost.
11534 (determine_iv_cost): Increase cost of non-original ivs, instead
11535 of decreasing the cost of original ones.
11536 (get_address_cost): Indicate the complexity of the addressing mode
11538 (try_add_cand_for): Prefer using ivs not specific to some object.
11539 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
11541 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
11542 Janis Johnson <janis187@us.ibm.com>
11545 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
11546 (TARGET_INSTANTIATE_DECLS): Likewise.
11547 * target.h (expand_to_rtl_hook): New target hook.
11548 (instantiate_decls): Likewise.
11549 * function.c (instantiate_decl): Make non-static. Rename to...
11550 (instantiate_decl_rtl): ... this.
11551 (instantiate_expr): Use instantiate_decl_rtl.
11552 (instantiate_decls_1): Likewise.
11553 (instantiate_decls): Likewise.
11554 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
11555 * function.h (instantiate_decl_rtl): Add prototype.
11556 * cfgexpand.c (target.h): New include.
11557 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
11558 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
11559 (TARGET_INSTANTIATE_DECLS): Likewise.
11560 (TARGET_INITIALIZER): New target hooks added.
11561 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
11563 * config/rs6000/rs6000.c (tree-flow.h): New include.
11564 (machine_function): Add sdmode_stack_slot field.
11565 (rs6000_alloc_sdmode_stack_slot): New function.
11566 (rs6000_instantiate_decls): Likewise.
11567 (rs6000_secondary_memory_needed_rtx): Likewise.
11568 (rs6000_check_sdmode): Likewise.
11569 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
11570 (TARGET_INSTANTIATE_DECLS): Likewise.
11571 (rs6000_hard_regno_mode_ok): Allow SDmode.
11572 (num_insns_constant): Likewise. Handle _Decimal32 constants.
11573 (rs6000_emit_move): Handle SDmode.
11574 (function_arg_advance): Likewise.
11575 (function_arg): Likewise.
11576 (rs6000_gimplify_va_arg): Likewise. Add special handling of
11577 SDmode var args for 32-bit compiles.
11578 (rs6000_secondary_reload_class): Handle SDmode.
11579 (rs6000_output_function_epilogue): Likewise.
11580 (rs6000_function_value): Simplify if statement.
11581 (rs6000_libcall_value): Likewise.
11582 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
11583 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
11584 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
11585 (movsd_hardfloat): New define_insn.
11586 (movsd_softfloat): Likewise.
11587 (movsd_store): Likewise.
11588 (movsd_load): Likewise.
11589 (extendsddd2): Likewise.
11590 (extendsdtd2): Likewise.
11591 (truncddsd2): Likewise.
11592 (movdd_hardfloat64): Fixup comment.
11593 (UNSPEC_MOVSD_LOAD): New constant.
11594 (UNSPEC_MOVSD_STORE): Likewise.
11596 2008-01-26 Jakub Jelinek <jakub@redhat.com>
11599 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
11601 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
11602 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
11603 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
11604 and TRUTH_XOR_EXPR.
11606 2008-01-26 David Edelsohn <edelsohn@gnu.org>
11609 * config.gcc: Separate AIX 5.3 from AIX 6.1.
11610 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11611 __LONGDOUBLE128 too.
11612 * config/rs6000/aix61.h: New file.
11614 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
11616 PR rtl-optimization/34959
11617 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
11618 popcount and parity rtxes the same mode as their operand.
11619 Truncate or extend the result to the return value's mode
11622 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
11625 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
11626 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
11627 to GOT_VERSION_REGNUM.
11628 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
11629 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
11630 * config/mips/mips.c (mips_emit_call_insn): New function.
11631 (mips_call_tls_get_addr): Call mips_expand_call directly.
11632 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
11634 (mips16_build_call_stub): Likewise. Return the call insn or null.
11635 (mips_expand_call): Update the call to mips16_build_call_stub
11636 accordingly and a remove redundant condition. Assert that MIPS16
11637 stubs do not use lazy binding. Use mips_emit_call_insn and return
11639 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
11641 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
11642 (mips_avoid_hazard): Remove hazard_set handling.
11643 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
11644 (UNSPEC_RESTORE_GP): ...this.
11645 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
11646 (FAKE_CALL_REGNO): Rename to...
11647 (GOT_VERSION_REGNUM): ...this.
11648 (type): Add "ghost" value. Add an associated insn reservation.
11649 (hazard_set): Remove.
11650 (exception_receiver): Rename to...
11651 (restore_gp): ...this and update the unspec identifier accordingly.
11652 (exception_receiver, nonlocal_got_receiver): New expanders.
11653 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
11654 FAKE_CALL_REGNO. Remove hazard_set attribute.
11655 (set_got_version, update_got_version): New patterns.
11657 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
11660 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
11662 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11665 * doc/install.texi2html: Generate gcc-vers.texi.
11667 2008-01-25 DJ Delorie <dj@redhat.com>
11669 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
11671 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11673 * config/c4x: Remove directory.
11674 * config.gcc (crx-*, mt-*): Mark obsolete.
11675 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
11676 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
11677 sh-*-rtemscoff*): Remove cases.
11678 * defaults.h (C4X_FLOAT_FORMAT): Remove.
11679 * real.c (encode_c4x_single, decode_c4x_single,
11680 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
11681 c4x_extended_format): Remove.
11682 * real.h (c4x_single_format, c4x_extended_format): Remove.
11683 * doc/extend.texi (interrupt, naked): Remove mention of attributes
11685 (Pragmas): Remove comment about c4x pragmas.
11686 * doc/install.texi (c4x): Remove target-specific instructions.
11687 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
11688 * doc/md.texi (Machine Constraints): Remove C4x documentation.
11689 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
11690 refer to C4x source files as examples.
11691 (C4X_FLOAT_FORMAT): Remove documentation.
11693 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
11695 * config/bfin/bfin.c (override_options): Reorder tests so that
11696 flag_pic gets enabled for -msep-data.
11698 2008-01-25 Richard Guenther <rguenther@suse.de>
11700 PR middle-end/32244
11701 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
11702 to its bitfield precision if required.
11704 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11706 PR middle-end/33880
11707 * tree-nested.c (walk_omp_for): New function.
11708 (convert_nonlocal_reference, convert_local_reference): Call
11709 walk_omp_for on OMP_FOR.
11710 (convert_call_expr): Call walk_body on OMP_FOR's
11711 OMP_FOR_PRE_INIT_BODY.
11713 2008-01-25 Richard Guenther <rguenther@suse.de>
11715 PR tree-optimization/34966
11716 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
11717 default defs and PHI_NODEs we have to insert after the
11718 defining statement.
11720 2008-01-24 Nick Clifton <nickc@redhat.com>
11722 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
11723 Provide a default definition.
11724 (LIBGCC2_UNITS_PER_WORD): Likewise.
11726 * config/stormy16/stormy16.c: Include df.h for the prototype
11727 for df_regs_ever_live_p.
11728 (xstormy16_expand_builtin_va_start): Convert the stack offset
11729 into a component_ref and then use POINTER_PLUS_EXPR to add it
11730 to the incoming_virtual_args_rtx.
11731 (xstormy16_gimplify_va_arg_expr): Rename to
11732 xstormy16_gimplify_va_arg_expr.
11733 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
11734 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
11735 xstormy16_gimplify_va_arg_expr.
11736 Fix up some formatting issues.
11738 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
11739 Move to predicates.md.
11740 (xs_hi_general_operand): Likewise.
11741 (xs_hi_nonmemory_operand): Likewise.
11742 * config/stormy16/predicates.md:
11743 (xstormy16_carry_plus_operand): New predicate.
11744 (xs_hi_general_operand): New predicate.
11745 (xs_hi_nonmemory_operand): New predicate.
11746 * config/stormy16/stormy16-protos.h:
11747 (xstormy16_carry_plus_operand): Delete prototype.
11748 (xs_hi_general_operand): Likewise.
11749 (xs_hi_nonmemory_operand): Likewise.
11751 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
11752 modifiers as they are no longer needed and they can trigger
11753 reload spill failures.
11755 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
11756 with a match_operand in order to help reload.
11758 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
11759 constraint with 'e' for the 8th alternative as this version of
11760 the mov.w instruction only accepts the lower 8 registers.
11762 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
11765 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
11766 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
11769 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11771 PR middle-end/33333
11772 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
11774 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
11776 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
11778 (remove_structure): Update allocations list before removing structure.
11780 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
11782 * ipa-struct-reorg.c (is_safe_cond_expr,
11783 create_new_stmts_for_cond_expr): Use integer_zerop function,
11784 that recognize not only zero-pointer, but zero-integer too.
11786 2008-01-25 Ben Elliston <bje@au.ibm.com>
11789 * fixproto: Escape "." in sed expression that strips leading "./".
11791 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
11794 * gcc.c (SWITCH_OK): Removed.
11795 (SWITCH_LIVE): Changed to bit.
11796 (SWITCH_FALSE): Likewise.
11797 (SWITCH_IGNORE): Likewise.
11798 (switchstr): Change live_cond to unsigned int.
11799 (process_command): Replace SWITCH_OK with 0.
11800 (do_self_spec): Likewise.
11801 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
11802 (give_switch): Likewise.
11803 (used_arg): Likewise.
11804 (do_spec_1): Set the SWITCH_IGNORE bit.
11805 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
11806 bits. Set the SWITCH_LIVE bit.
11808 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11810 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
11812 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
11814 PR tree-optimization/34472
11815 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
11816 parameter to a "bool *" and set *DATA to false if there is
11817 an unsafe access. Do not delete the structure here.
11818 (check_cond_exprs): Delete it here instead.
11819 (check_cond_exprs, exclude_cold_structs): Do not increase
11820 I when removing a structure.
11822 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
11825 * config/i386/i386.c (ix86_expand_vector_init): Consider only
11826 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
11828 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
11830 PR middle-end/34934
11831 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
11832 a fixed vector for stack.
11834 2008-01-24 Ben Elliston <bje@au.ibm.com>
11837 * doc/gcc.texi (Software development): Add a direntry for g++.
11839 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
11841 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
11842 stale and straggling -fforce-addr comments above.
11844 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
11846 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
11847 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
11849 2008-01-23 Michael Matz <matz@suse.de>
11852 * dwarf2out.c (force_type_die): Use modified_type_die instead of
11855 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
11857 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
11858 malloc result type.
11860 2008-01-23 Anatoly Sokolov <aesok@post.ru>
11862 * config/avr/avr.c (avr_current_arch): New variable.
11863 (avr_arch_types): Add 'avr31' and 'avr51' entries.
11864 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
11865 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
11866 (avr_override_options): Init 'avr_current_arch'.
11867 (base_arch_s): Move from here...
11868 * config/avr/avr.h (base_arch_s): ... here. Add new members
11869 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
11870 'mega' to 'have_jmp_call'.
11871 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
11872 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
11874 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
11876 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11877 MULTILIB_MATCHES): (Ditto.).
11879 2008-01-23 Richard Guenther <rguenther@suse.de>
11881 PR middle-end/31529
11882 * cgraphunit.c (cgraph_reset_node): Always mark the node
11883 not reachable if it is not queued already.
11885 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
11887 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
11888 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
11889 (cputype_selected): New static variable.
11890 (bfin_handle_option): Set it if -mcpu is used.
11891 (override_option): Select default set of workarounds if no cpu type
11892 selected on the command line.
11893 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
11895 From Michael Frysinger <michael.frysinger@analog.com>
11896 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
11897 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
11899 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
11900 for bf547, bf523, bf524, and bf526.
11901 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
11903 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11904 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
11905 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
11906 __ADSPBF547__ and __ADSPBF54x__ for bf547.
11907 * doc/invoke.texi (Blackfin Options): Document that
11908 -mcpu now accept bf547, bf523, bf524, and bf526.
11910 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
11912 PR rtl-optimization/34628
11913 * combine.c (try_combine): Stop and undo after the first combination
11914 if an autoincrement side-effect on the first insn has effectively
11917 2008-01-22 David Edelsohn <edelsohn@gnu.org>
11920 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
11921 Offset addresses are not valid for Altivec or paired float modes.
11923 2008-01-22 Jakub Jelinek <jakub@redhat.com>
11926 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
11927 if DECL_INITIAL (decl) is error_mark_node.
11930 * c-common.c (handle_vector_size_attribute): Only allow
11931 integral, scalar float and fixed point types. Handle OFFSET_TYPE
11932 the same way as pointer, array etc. types.
11933 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
11936 * tree.c (build_type_attribute_qual_variant): Call
11937 build_qualified_type if attributes are equal, but quals are not.
11939 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11942 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
11943 * flags.h (warn_strict_aliasing): Remove.
11944 (warn_strict_overflow): Remove.
11945 * opts.c (warn_strict_aliasing): Remove.
11946 (warn_strict_overflow): Remove.
11947 * c-opts.c (c_common_handle_option): -Wall only sets
11948 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
11949 (c_common_post_options): Give default values to -Wstrict-aliasing
11950 and -Wstrict-overflow if they are uninitialized.
11951 * common.opt (Wstrict-aliasing): Specify Var and Init.
11952 (Wstrict-overflow): Likewise.
11954 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11956 PR rtl-optimization/26854
11957 PR rtl-optimization/34400
11958 PR rtl-optimization/34884
11959 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
11961 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
11962 (df_rd_bb_info.expanded_lr_out): Deleted
11963 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
11964 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
11965 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11966 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11967 Removed code to allocate, initialize or free expanded_lr_out.
11968 (df_rd_bb_local_compute_process_def): Restructured to make more
11970 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
11971 sets if the sets are being trimmed.
11973 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
11976 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
11977 (as_vers): Likewise.
11978 * configure: Regenerated.
11980 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11982 PR middle-end/33092
11983 * tree-pass.h (pass_build_alias): New pass.
11984 * tree-ssa-alias.c (gate_build_alias): New.
11985 (pass_build_alias): New.
11986 * passes.c (init_optimization_passes): Add pass_build_alias after
11987 pass_create_structure_vars.
11989 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
11991 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
11992 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
11993 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
11994 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
11995 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
11996 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
11997 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
11998 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
11999 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
12000 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
12001 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
12002 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
12003 * config/s390/s390.md (FP_ALL): New mode iterator.
12004 (_d): New mode attribute.
12005 ("*signbit<mode>2>"): Changed mode of first operand.
12006 ("isinf<mode>2"): Changed mode of first operand.
12007 ("*TDC_insn"): Adaptation for DFP modes.
12009 2008-01-22 Ben Elliston <bje@au.ibm.com>
12011 * tree.c (check_qualified_type): Improve function description.
12013 2008-01-21 Jason Merrill <jason@redhat.com>
12016 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
12017 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
12020 2008-01-21 DJ Delorie <dj@redhat.com>
12022 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
12025 2008-01-21 Richard Guenther <rguenther@suse.de>
12027 PR middle-end/34856
12028 * tree-cfg.c (verify_expr): Allow all invariant expressions
12029 instead of just constant class ones as reference argument.
12030 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
12031 like any other constant.
12032 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
12034 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
12036 * regmove.c (fixup_match_1): Update call crossed frequencies.
12038 2008-01-21 Richard Guenther <rguenther@suse.de>
12041 * tree-inline.c (setup_one_parameter): Deal with mismatched
12042 types using a VIEW_CONVERT_EXPR.
12044 2008-01-21 Alon Dayan <alond@il.ibm.com>
12045 Olga Golovanevsky <olga@il.ibm.com>
12047 PR tree-optimization/34701
12048 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
12049 when the structure size is not a power of 2.
12051 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
12053 * doc/install.texi: Add doc for --enable-checking=df.
12055 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
12057 PR rtl-optimization/34808
12058 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
12060 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12062 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
12065 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12067 PR rtl-optimization/26854
12068 PR rtl-optimization/34400
12069 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
12071 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
12072 (df_rd_bb_info.expanded_lr_out): New.
12073 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
12074 * loop_iv.c (iv_analysis_loop_init): Ditto.
12075 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12076 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12077 Added code to allocate, initialize or free expanded_lr_out.
12078 (df_rd_bb_local_compute_process_def): Restructured to make
12079 more understandable.
12080 (df_rd_confluence_n): Add code to do nothing with fake edges and
12081 code to no apply invalidate_by_call sets if the sets are being trimmed.
12082 (df_lr_local_finalize): Renamed to df_lr_finalize.
12083 (df_live_local_finalize): Renamed to df_live_finalize.
12085 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12088 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
12089 deciding whether to use reciprocal instructions.
12091 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
12093 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
12094 dwarf2out_note_section_used if cold_text_section is NULL.
12096 2008-01-19 Jakub Jelinek <jakub@redhat.com>
12098 PR gcov-profile/34610
12099 * tree-cfg.c (make_edges): Mark both outgoing edges from
12100 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
12101 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
12102 from OMP_FOR and OMP_CONTINUE outgoing edges.
12104 * tree-profile.c (tree_profiling): Return early if
12105 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
12107 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
12108 from cfun to child_cfun.
12109 * function.h (struct function): Add after_tree_profile bit.
12111 2008-01-19 Anatoly Sokolov <aesok@post.ru>
12113 * config/avr/avr.S (_exit): Disable interrupt.
12115 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12116 Steven Bosscher <stevenb.gcc@gmail.com>
12118 PR rtl-optimization/26854
12119 PR rtl-optimization/34400
12120 * df-problems.c (df_live_scratch): New scratch bitmap.
12121 (df_live_alloc): Allocate df_live_scratch when doing df_live.
12122 (df_live_reset): Clear the proper bitmaps.
12123 (df_live_bb_local_compute): Only process the artificial defs once
12124 since the order is not important.
12125 (df_live_init): Init the df_live sets only with the variables
12126 found live by df_lr.
12127 (df_live_transfer_function): Use the df_lr sets to prune the
12128 df_live sets as they are being computed.
12129 (df_live_free): Free df_live_scratch.
12131 2008-01-18 Ian Lance Taylor <iant@google.com>
12133 * common.opt: Add fmerge-debug-strings.
12134 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
12135 flag_merge_debug_strings rather than flag_merge_constants.
12136 * doc/invoke.texi (Option Summary): Mention
12137 -fmerge-debug-strings.
12138 (Debugging Options): Document -fmerge-debug-strings.
12140 2008-01-18 Ian Lance Taylor <iant@google.com>
12143 * tree.h (DECL_IS_OPERATOR_NEW): Define.
12144 (struct tree_function_decl): Add new field operator_new_flag.
12145 * tree-inline.c (expand_call_inline): When inlining a call to
12146 operator new, force the return value to go into a variable, and
12147 set DECL_NO_TBAA_P on that variable.
12148 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
12150 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
12153 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
12154 DWARF2_DEBUGGING_INFO.
12155 (dwarf2out_note_section_used): Ditto. Add prototype.
12156 (have_multiple_function_sections, text_section_used,
12157 cold_text_section_used, *cold_text_sections): Move declarations
12160 2008-01-17 Bob Wilson <bob.wilson@acm.org>
12162 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
12163 field and add signal_ra.
12164 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
12165 assignments to frame state pc. Move end of stack check after
12166 MD_FALLBACK_FRAME_STATE_FOR.
12167 (uw_update_context_1): Use frame state signal_regs if set, instead
12168 of checking signal_frame flag.
12169 (uw_update_context): Use frame state signal_ra if set.
12170 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
12171 * config/xtensa/linux-unwind.h: New file.
12173 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
12175 * modulo-sched.c (get_sched_window): Fix comment typo.
12177 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
12179 PR tree-optimization/34648
12180 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
12182 2008-01-17 Anatoly Sokolov <aesok@post.ru>
12184 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
12185 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
12187 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
12189 PR rtl-optimization/34400
12190 * df-core.c (df_worklist_dataflow_overeager,
12191 df_worklist_dataflow_doublequeue): New functions.
12192 (df_worklist_dataflow): Two different worklist solvers.
12193 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
12196 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12199 * doc/invoke.texi: Document the dependence on pthread for fopenmp
12200 and ftree-parallelize-loops.
12202 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
12204 PR rtl-optimization/34826
12205 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
12207 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
12209 * global.c (find_reg): Mark the eh regs as used if necessary.
12210 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
12211 * ra.h (struct allocno): no_eh_reg field added. Changed
12212 no_stack_reg type to bitfield.
12214 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
12216 * tree.c (substitute_in_expr): Add missing 'break'.
12218 2008-01-17 Richard Guenther <rguenther@suse.de>
12220 PR tree-optimization/34825
12221 * tree-ssa-math-opts.c (is_division_by): Do not recognize
12222 x / x as division to handle.
12224 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12226 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
12227 "-pthread" is specified.
12228 * pa-hpux11.h (LIB_SPEC): Likewise.
12230 2008-01-16 Janis Johnson <janis187@us.ibm.com>
12231 Peter Bergner <bergner@vnet.ibm.com>
12233 PR rtl-optimization/33796
12234 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
12236 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12238 PR libgfortran/34699
12239 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
12241 * pa-hpux10.h (LINK_SPEC): Likewise.
12242 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
12244 2008-01-16 Richard Guenther <rguenther@suse.de>
12246 PR middle-end/32628
12247 * fold-const.c (fold_convert_const_int_from_int): Do not
12248 set overflow if that occured only because of a sign extension
12249 change when converting from/to a sizetype with the same
12250 precision and signedness.
12252 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12255 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
12256 location address to the correct place. Update copyright year.
12258 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12260 * lambda-code.c (lambda_transform_legal_p): Handle the case of
12261 no dependences in the dependence_relations vector.
12263 2008-01-16 Jan Hubicka <jh@suse.cz>
12265 PR rtl-optimization/31396
12266 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
12267 * cfg.c (dump_reg_info): Print it.
12268 * regs.h (struct reg_info_t): add freq_calls_crossed.
12269 (REG_FREQ_CALLS_CROSSED): New macro.
12270 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
12271 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
12272 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
12273 regmove_optimize): Update call crossed frequencies.
12274 * local-alloc.c (struct qty): Add freq_calls_crossed.
12275 (alloc_qty): Copute freq_calls_crossed.
12276 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
12277 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
12278 * ra.h (struct allocno): Add freq_calls_crossed.
12280 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12282 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
12283 libgomp when compiling with ftree-parallelize-loops.
12284 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
12286 2008-01-16 Richard Guenther <rguenther@suse.de>
12288 PR tree-optimization/34769
12289 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
12290 * tree.c (int_cst_value): Instead make this function more
12291 permissive in what it accepts as valid input. Document this
12292 function always sign-extends the value.
12294 2008-01-16 Jakub Jelinek <jakub@redhat.com>
12295 Richard Guenther <rguenther@suse.de>
12298 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
12299 (gimple_fold_indirect_ref_rhs): ... this.
12300 (gimple_fold_indirect_ref): New function with foldings
12301 that preserve lvalueness.
12302 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
12303 * tree-flow.h (gimple_fold_indirect_ref): Declare.
12304 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
12305 to fold an INDIRECT_REF, fall back to the old use of
12306 fold_indirect_ref_1.
12308 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12310 * tree-data-ref.c (subscript_dependence_tester_1): Call
12311 free_conflict_function.
12312 (compute_self_dependence): Same.
12314 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12317 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
12318 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
12320 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
12321 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
12322 for DWARF2_UNWIND_INFO targets.
12324 2008-01-16 Richard Guenther <rguenther@suse.de>
12327 * c-typeck.c (common_pointer_type): Do not merge inconsistent
12328 type qualifiers for function types.
12330 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
12332 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
12333 loop_iterator li from previous commit.
12335 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
12337 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
12339 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
12341 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
12342 (parallelize_loops): Don't parallelize irreducible components.
12344 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12347 * c-opts (c_common_post_options): Do not enable CPP
12348 flag_pedantic_errors by default.
12350 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
12352 PR rtl-optimization/31944
12353 * cse.c (remove_pseudo_from_table): New function.
12354 (merge_equiv_classes): Use above function to remove pseudo-registers.
12355 (invalidate): Likewise.
12357 2008-01-13 Richard Guenther <rguenther@suse.de>
12359 PR middle-end/34601
12360 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
12361 instead of TYPE_MODE to deal with calls from expand_one_error_var.
12363 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
12365 * gcse.c (cprop_jump): Call validate_unshare_change instead of
12366 validate_change to unshare the source of the PC set.
12368 2008-01-12 Jan Hubicka <jh@suse.cz>
12370 PR middle-end/32135
12371 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
12372 references above array bounds. This might trigger bounds checks for
12373 pointers to arrays.
12375 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
12377 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
12378 new_replaceable_dependencies.
12380 2008-01-12 Doug Kwan <dougkwan@google.com>
12382 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
12383 instead of OPT_Wreturn_type in warning due to ignored return type
12385 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
12386 options included in -Wextra.
12387 * c.opt: New option -Wignored_qualifiers.
12388 * doc/invoke.texi (Warning Options, -Wextra): Add new option
12389 -Wignore_qualifiers.
12390 (-Wignored-qualifiers): Document.
12391 (-Wreturn-type): Remove description of functionality now handled
12392 by -Wignored-qualifiers.
12394 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
12397 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
12398 NOP_EXPR if it is between integral types with the same precision.
12400 2008-01-12 Jan Hubicka <jh@suse.cz>
12403 * invoke.texi (max-inline-recursive-depth): Fix default value.
12405 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
12407 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
12410 2008-01-11 Bob Wilson <bob.wilson@acm.org>
12412 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
12414 2008-01-11 James E. Wilson <wilson@specifix.com>
12417 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
12419 2008-01-11 Anatoly Sokolov <aesok@post.ru>
12421 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
12422 save/restore frame pointer register and don't use 'call-prologues'
12423 optimization in function with "OS_task" attribute.
12425 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
12427 PR middle-end/31309
12428 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
12429 when copying to memory.
12431 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
12433 PR rtl-optimization/30905
12434 * cfgcleanup.c: Include dce.h
12435 (crossjumps_occured): New global variable.
12436 (try_crossjump_bb): Exit loop after finding a fallthru edge.
12437 If something changed, set crossjumps_occured to true.
12438 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
12439 Don't add/remove fake edges to exit here...
12440 (cleanup_cfg): ...but do it here, when crossjumping.
12441 Run a fast DCE when successful crossjumps occured in the latest
12442 iteration of try_optimize_cfg.
12444 2008-01-11 Richard Guenther <rguenther@suse.de>
12446 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
12447 (struct vn_unary_op_s): Likewise.
12448 (vn_reference_insert): Free old reference on hash collision.
12450 2008-01-10 Raksit Ashok <raksit@google.com>
12452 PR rtl-optimization/27971
12453 * combine.c (find_split_point): Split PLUS expressions which are
12454 inside a MEM rtx, and whose first operand is complex.
12456 2008-01-10 DJ Delorie <dj@redhat.com>
12458 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
12459 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
12460 (m32c_hard_regno_ok): Call the underlying function.
12462 2008-01-10 Richard Guenther <rguenther@suse.de>
12464 PR middle-end/34683
12465 * tree-cfg.c (tree_merge_blocks): Do not go through the
12466 full-blown folding and stmt updating path if we just deal
12467 with virtual operands.
12468 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
12469 test for abnormal SSA_NAMEs.
12471 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
12473 PR middle-end/34641
12474 * reload.c (push_reload): Add assertions. All constants from
12475 reg_equiv_constant should have been used for replacing the respective
12477 (find_reloads_address): Invoke find_reloads_address_part for
12478 constant taken from the reg_equiv_constant array.
12480 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
12482 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
12483 field (valnum) the first in the struct. Replace bools with
12486 2008-01-10 Richard Guenther <rguenther@suse.de>
12488 PR tree-optimization/34651
12489 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
12490 types and ordering for masking and converting.
12492 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
12494 PR tree-optimization/34017
12495 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
12496 also for PHI_NODE expressions.
12498 2008-01-09 Jan Hubicka <jh@suse.cz>
12500 PR tree-optimization/34708
12501 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
12502 based on number of case labels.
12503 (init_inline_once): Remove switch_cost.
12504 * tree-inline.h (eni_weights_d): Remove switch_cost.
12506 2008-01-09 Richard Guenther <rguenther@suse.de>
12507 Andrew Pinski <andrew_pinski@playstation.sony.com>
12509 PR middle-end/30132
12510 * gimplify.c (gimplify_cond_expr): Do not create an addressable
12511 temporary if an rvalue is ok or an lvalue is not required.
12513 2008-01-09 Richard Guenther <rguenther@suse.de>
12515 PR middle-end/34458
12516 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
12517 adjust return type.
12519 2008-01-09 Richard Guenther <rguenther@suse.de>
12521 PR middle-end/34679
12522 * tree.c (host_integerp): Check for sizetype only if the
12523 type is an integer type.
12525 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
12528 * opts.c (decode_options): Disable inlining of functions called
12529 once if not in unit-at-a-time mode.
12531 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
12533 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
12535 2008-01-08 Richard Guenther <rguenther@suse.de>
12537 PR middle-end/31863
12538 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
12539 out early if the result will be unused.
12541 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
12546 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12547 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
12550 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
12552 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
12553 for vectorization tuned.
12555 2008-01-08 Richard Guenther <rguenther@suse.de>
12557 PR tree-optimization/34683
12558 * tree-ssa-operands.c (operand_build_cmp): Export.
12559 * tree-ssa-operands.h (operand_build_cmp): Declare.
12560 * tree-vn.c (vuses_compare): Remove.
12561 (sort_vuses): Use operand_build_cmp.
12562 (sort_vuses_heap): Likewise.
12563 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
12564 to re-use old VEC if available. Do not sort already sorted VUSEs.
12565 (vdefs_to_vec): Do not sort already sorted VDEFs.
12567 2008-01-08 Jakub Jelinek <jakub@redhat.com>
12569 PR middle-end/34694
12570 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
12572 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
12575 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
12576 limitations of reciprocal sequences on x86 targets.
12578 2008-01-08 Richard Guenther <rguenther@suse.de>
12580 PR tree-optimization/34683
12581 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
12583 2008-01-07 Jakub Jelinek <jakub@redhat.com>
12586 * config/darwin.c (darwin_mergeable_string_section): Don't use
12587 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
12589 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
12592 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
12593 negxf2. Macroize expander using X87MODEF mode iterator. Change
12594 predicates of op0 and op1 to register_operand.
12595 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
12596 expander using X87MODEF mode iterator. Change predicates of
12597 op0 and op1 to register_operand.
12598 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
12599 corresponding patterns and macroize using MODEF macro. Change
12600 predicates of op0 and op1 to register_operand and remove
12601 "m" constraint. Disparage "r" alternative with "!".
12602 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
12603 macroize using X87MODEF macro. Change predicates of op0 and op1
12604 to register_operand and remove "m" constraint. Disparage "r"
12605 alternative with "!".
12606 (absneg splitter with memory operands): Remove.
12607 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
12608 patterns and macroize using X87MODEF mode iterator.
12609 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
12610 Change predicate of op1 to register_operand.
12611 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
12612 for memory operands.
12614 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
12616 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
12618 2008-01-07 Richard Guenther <rguenther@suse.de>
12620 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
12623 2008-01-07 Richard Guenther <rguenther@suse.de>
12625 PR tree-optimization/34683
12626 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
12627 VOPs of the needed size to save memory. Use VEC_quick_push
12628 to save compile-time.
12629 (vdefs_to_vec): Likewise.
12631 2008-01-07 Sa Liu <saliu@de.ibm.com>
12633 * config/spu/spu.md (divdf3): Genetate inline code for double
12634 division. The implementation doesn't handle INF or NAN, therefore it
12635 only applies when -ffinite-math-only is given.
12637 2008-01-06 Paolo Carlini <pcarlini@suse.de>
12640 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
12641 * doc/cpp.texi ([Common Predefined Macros]): Document.
12643 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
12645 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
12646 order to use commutative addition instead of subtraction.
12648 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12649 Mircea Namolaru <namolaru@il.ibm.com>
12650 Vladimir Yanovsky <yanov@il.ibm.com>
12651 Revital Eres <eres@il.ibm.com>
12653 PR tree-optimization/34263
12654 * tree-outof-ssa.c (process_single_block_loop_latch,
12655 contains_tree_r): New functions.
12656 (analyze_edges_for_bb): Call process_single_block_loop_latch
12657 function to empty single-basic-block latch block if possible.
12659 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12661 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
12663 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
12665 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12667 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
12669 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12671 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
12673 2008-01-05 Jakub Jelinek <jakub@redhat.com>
12675 PR tree-optimization/34618
12676 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
12679 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12682 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
12683 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
12684 Update copyright year.
12686 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
12687 Update copyright year.
12688 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
12691 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
12693 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
12694 edge does not point to current bb before changing need_assert.
12696 2008-01-04 Richard Guenther <rguenther@suse.de>
12698 PR middle-end/34029
12699 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
12700 for verifying purposes if they are is_gimple_min_invariant.
12702 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
12704 PR tree-optimization/34448
12705 PR tree-optimization/34465
12706 * gimplify.c (gimplify_init_constructor): Add new parameter
12707 notify_temp_creation. Use it.
12708 (gimplify_modify_expr_rhs): Take volatiles into account when
12709 optimizing constructors.
12710 Do not optimize constructors if gimplify_init_constructor will dump to
12712 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
12713 * gcc.c-torture/compile/pr34448.c: New.
12715 2008-01-04 Jakub Jelinek <jakub@redhat.com>
12717 PR gcov-profile/34609
12718 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
12719 return_slot if result is TREE_ADDRESSABLE.
12721 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
12723 * config/mips/mips.md (sqrt_condition): Tweak comment.
12724 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
12726 2008-01-03 Tom Tromey <tromey@redhat.com>
12729 * c-common.c (c_type_hash): Handle VLAs.
12731 2008-01-03 Jan Hubicka <jh@suse.cz>
12733 PR tree-optimization/31081
12734 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
12735 0 when inlining and not inlining to first basic block.
12736 (remap_decl): When var is initialized to 0, don't set default_def.
12737 (expand_call_inline): Set entry_bb.
12738 * tree-inline.h (copy_body_data): Add entry_bb.
12740 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12743 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
12746 PR tree-optimization/29484
12747 * tree-inline.c (inline_forbidden_p_2): New function.
12748 (inline_forbidden_p): Disallow inlining if some static var
12749 has an address of a local LABEL_DECL in its initializer.
12750 * doc/extend.texi (Labels as Values): Document &&foo behaviour
12753 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
12755 PR tree-optimization/34635
12756 * tree-data-ref.c (add_other_self_distances): Make sure that the
12757 evolution step is constant.
12759 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12761 PR middle-end/34608
12762 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
12764 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
12766 * tree-sra.c (scalarize_init): Insert the generate_element_init
12767 statements after the generate_element_zero statements.
12769 2008-01-02 Richard Guenther <rguenther@suse.de>
12771 PR middle-end/34093
12772 PR middle-end/31976
12773 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
12774 for very large number of operands instead of ICEing.
12776 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
12779 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
12780 while stack probing.
12782 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
12784 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
12787 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
12789 PR libmudflap/26442
12790 * tree-mudflap.c (mx_register_decls): Guard warning by
12791 !DECL_ARTIFICIAL check.
12793 2008-01-01 Jakub Jelinek <jakub@redhat.com>
12795 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
12796 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
12797 sse5_perm<mode>): Fix constraints.