1 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4 * doc/install.texi (Prerequisites): Document dependency on awk.
6 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
7 Ian Lance Taylor <iant@google.com>
9 PR rtl-optimization/35604
10 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
11 only want to change jump destinations, not eventual label comparisons.
13 2008-06-16 Jan Hubicka <jh@suse.cz>
15 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
17 (cgraph_analyze_function): Likewise.
19 2008-06-16 Jan Hubicka <jh@suse.cz>
21 * cgraph.h (cgraph_mark_if_needed): New function.
22 * cgraphunit.c (cgraph_mark_if_needed): New function.
23 * c-decl.c (duplicate_decl): Use it.
25 2008-06-16 Jan Hubicka <jh@suse.cz>
27 * cgraph.c (cgraph_add_new_function): When in expansion state, do
30 2008-06-16 Jan Hubicka <jh@suse.cz>
32 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
34 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
35 Kazu Hirata <kazu@codesourcery.com>
36 Maxim Kuvyrkov <maxim@codesourcery.com
38 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
39 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
40 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
42 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
43 (DRIVER_SELF_SPECS): Adjust.
44 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
45 * config/mips/st.h, config/mips/t-st: New.
46 * config/mips/driver-native.c, config/mips/x-native: New.
47 * doc/invoke.texi (MIPS): Document 'native' value for -march and
50 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
52 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
54 (ISA_HAS_FP_CONDMOVE): New macro.
55 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
56 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
57 (ISA_HAS_NMADD3_NMSUB3): New macro.
58 * config/mips/mips.c (mips_rtx_costs): Update.
59 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
60 compiling for ST Loongson 2E/2F.
61 (madd<mode>): Rename to madd4<mode>. Update.
62 (madd3<mode>): New pattern.
63 (msub<mode>): Rename to msub4<mode>. Update.
64 (msub3<mode>): New pattern.
65 (nmadd<mode>): Rename to nmadd4<mode>. Update.
66 (nmadd3<mode>): New pattern.
67 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
68 (nmadd3<mode>_fastmath): New pattern.
69 (nmsub<mode>): Rename to nmsub4<mode>. Update.
70 (nmsub3<mode>): New pattern.
71 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
72 (nmsub3<mode>_fastmath): New pattern.
73 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
75 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
77 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
78 (DF_REF_INSN_INFO): New.
79 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
80 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
81 with a NULL DF_REF_INSN_INFO.
82 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
84 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
85 DF_INSN_INFO_EQ_USES): New.
86 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
87 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
88 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
89 * df-core.c: Update comment for above changes.
90 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
92 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
93 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
94 insn rtx. Update all callers.
95 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
96 df_ref_create_structure, df_insn_refs_collect): Likewise.
97 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
98 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
99 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
100 macros to access the insn refs.
101 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
102 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
103 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
104 for accessing the refs.
105 (try_fwprop_subst): Likewise.
106 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
107 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
108 for accessing the refs.
109 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
110 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
111 to look at the insn refs.
112 (record_uses): Likewise.
113 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
115 (mark_artificial_uses): Don't mark_insn for artificial refs.
116 (mark_reg_rependencies): Likewise.
118 * doc/rtl.texi: Remove documentation of ADDRESSOF.
120 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
122 * configure: Regenerate.
124 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
126 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
127 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
128 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
130 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
132 * config/avr/avr.c (avr_mcu_t): Add attiny167.
133 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
134 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
136 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
138 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
139 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
140 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
142 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
144 * tree-ssa-sccvn.c: Fix format of comments.
146 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
148 * cgraph.c: Remove unneeded forward declarations of eq_node()
151 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
153 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
155 (see_update_relevancy): Likewise.
156 * fwprop.c (try_fwprop_subst): Likewise.
157 * rtlanal.c (noop_move_p): Likewise.
158 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
159 notes to non-existing libcall blocks.
160 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
162 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
163 (dead_libcall_p): Remove.
164 (delete_trivially_dead_insns): Don't use it.
165 * web.c (union_defs): Remove comment about keeping nops.
166 * gcse.c (hash_scan_insn): Don't take libcall pointers.
167 (compute_hash_table_work): Don't track libcall notes.
168 (do_local_cprop): Don't take libcall pointers. Don't update
170 (adjust_libcall_notes): Deleted.
171 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
172 ever have existed in the first place).
173 (replace_store_insn): Don't try to remove libcall notes.
174 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
175 (resolve_reg_notes): Don't call them.
176 (resolve_simple_move): Likewise.
177 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
178 Don't remove REG_RETVAL notes.
179 * emit-rtl.c (try_split): Don't update libcall notes.
180 (emit_copy_of_insn_after): Dito.
181 * cselib.c (cselib_current_insn_in_libcall): Remove.
182 (cselib_process_insn): Don't set/clear it.
183 (new_elt_loc_list): Don't record it.
184 (cselib_init): Don't initialize it.
185 * cselib.c (struct elt_loc_list): Remove in_libcall field.
186 * loop-invariant.c (find_invariant_insn): Don't look for libcall
188 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
189 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
190 (init_deps): Don't initialize it.
191 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
192 * combine.c (delete_noop_moves): Don't update libcall notes.
193 (can_combine_p): Remove now pointless #if 0 block.
194 (try_combine): Remove another obsolete #if 0 block.
195 (distribute_notes): Don't distribute libcall notes.
196 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
197 * dce.c (libcall_dead_p): Remove.
198 (delete_unmarked_insns): Don't handle libcall blocks.
199 (preserve_libcall_for_dce): Remove.
200 (prescan_insns_for_dce): Don't special-case libcall block insns.
201 * reload1 (reload): Don't handle libcall notes.
202 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
205 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
207 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
208 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
209 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
211 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
213 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
214 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
215 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
217 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
219 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
221 2008-06-16 Ira Rosen <irar@il.ibm.com>
223 PR tree-optimization/36493
224 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
225 the arguments list. Use VECTYPE to create vector pointer.
226 (vectorizable_store): Fail if accesses through a pointer to vectype
227 do not alias the original memory reference operands.
228 Call vect_create_data_ref_ptr without the removed argument.
229 (vectorizable_load): Likewise.
230 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
233 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
236 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
239 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
241 * config/mips/loongson2ef.md: New file.
242 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
243 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
244 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
245 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
246 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
248 (loongson2ef.md): New include.
249 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
250 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
251 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
252 (loongson_gt_<mode>, loongson_extract_halfword)
253 (loongson_insert_halfword_0, loongson_insert_halfword_2)
254 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
255 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
256 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
257 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
258 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
259 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
260 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
261 (vec_interleave_low<mode>): Define type attribute.
262 * config/mips/mips.c (mips_ls2): New static variable.
263 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
264 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
265 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
266 Implement target scheduling hooks.
267 (mips_multipass_dfa_lookahead): Update to handle tuning for
269 (mips_sched_init): Initialize data for Loongson scheduling.
270 (mips_ls2_variable_issue): New static function.
271 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
273 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
274 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
275 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
276 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
277 Handle ST Loongson 2E/2F cores.
278 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
280 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
282 * omp-low.c (extract_omp_for_data): Fix comment typo.
285 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
287 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
288 FIXME note about gcc/config.guess.
289 * doc/options.texi (Option file format): Remove non-ASCII bytes.
290 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
291 * doc/cppopts.texi: Likewise.
292 * doc/extend.texi: Likewise.
293 * doc/gcc.texi: Likewise.
294 * doc/gccint.texi: Likewise.
295 * doc/gcov.texi: Likewise.
296 * doc/gty.texi: Likewise.
297 * doc/hostconfig.texi: Likewise.
298 * doc/install.texi: Likewise.
299 * doc/invoke.texi: Likewise.
300 * doc/loop.texi: Likewise.
301 * doc/makefile.texi: Likewise.
302 * doc/md.texi: Likewise.
303 * doc/passes.texi: Likewise.
304 * doc/tm.texi: Likewise.
305 * doc/tree-ssa.texi: Likewise.
306 * doc/trouble.texi: Likewise.
308 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
309 Nathan Sidwell <nathan@codesourcery.com>
310 Maxim Kuvyrkov <maxim@codesourcery.com>
311 Richard Sandiford <rdsandiford@googlemail.com>
313 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
314 * config/mips/mips-protos.h (mips_expand_vector_init): New.
315 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
317 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
318 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
319 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
321 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
322 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
323 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
324 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
325 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
326 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
327 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
328 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
329 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
330 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
331 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
332 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
333 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
334 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
335 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
336 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
337 (mips_builtins): Add Loongson builtins.
338 (mips_loongson_2ef_bdesc): New.
339 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
340 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
341 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
342 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
344 (mips_expand_vector_init): New.
345 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
346 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
348 * config/mips/mips.md: Add unspec numbers for Loongson
349 builtins. Include loongson.md.
350 (MOVE64): Include Loongson vector modes.
351 (SPLITF): Include Loongson vector modes.
352 (HALFMODE): Handle Loongson vector modes.
353 * config/mips/loongson.md: New.
354 * config/mips/loongson.h: New.
355 * config.gcc: Add loongson.h header for mips*-*-* targets.
356 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
358 2008-06-14 Joseph Myers <joseph@codesourcery.com>
360 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
361 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
362 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
363 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
364 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
365 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
366 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
367 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
368 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
369 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
370 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
371 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
372 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
373 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
374 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
375 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
376 Remove use_fixproto=yes.
377 (ia64*-*-hpux*): Remove comment about using fixproto.
378 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
380 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
382 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
384 * configure: Regenerate.
386 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
389 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
390 before evaluating it.
392 2008-06-13 Jakub Jelinek <jakub@redhat.com>
395 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
396 nested inline functions.
397 (start_decl, start_function): Don't invert DECL_EXTERNAL
398 for nested inline functions.
400 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
402 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
403 splits that must be made for correctness.
405 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
407 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
408 (AVAIL_NON_MIPS16): Likewise.
409 (mips_builtin_description): Replace target_flags with a predicate.
410 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
411 (dspr2_32): New availability predicates.
412 (MIPS_BUILTIN): New macro.
413 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
414 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
415 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
416 Replace the TARGET_FLAGS parameters with AVAIL parameters.
417 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
418 (mips_dsp_32only_bdesc): Merge into...
419 (mips_builtins): ...this new array.
420 (mips_bdesc_map, mips_bdesc_arrays): Delete.
421 (mips_init_builtins): Update after above changes.
422 (mips_expand_builtin_1): Merge into...
423 (mips_expand_builtin): ...here and update after above changes.
425 2008-06-12 Paul Brook <paul@codesourcery.com>
427 * longlong.h (__arm__): Define count_leading_zeros.
428 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
429 (clzsi2, clzdi2): New functions.
430 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
431 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
432 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
433 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
434 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
435 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
436 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
437 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
438 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
439 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
441 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
443 * config/m68k/m68k.c (m68k_tune_flags): New.
444 (override_options): Compute m68k_tune_flags.
445 (MULL_COST, MULW_COST): Update for various variants of CFV2.
446 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
448 2008-06-12 Jakub Jelinek <jakub@redhat.com>
451 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
453 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
455 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
456 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
458 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
460 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
461 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
463 2008-06-12 Jakub Jelinek <jakub@redhat.com>
466 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
469 2008-06-12 Richard Guenther <rguenther@suse.de>
471 PR tree-optimization/36345
472 * tree-flow.h (struct ptr_info_def): Align escape_mask,
473 add memory_tag_needed flag.
474 (may_alias_p): Declare.
475 * tree-ssa-alias.c (may_alias_p): Export.
476 (set_initial_properties): Use memory_tag_needed flag.
477 (update_reference_counts): Likewise.
478 (reset_alias_info): Reset memory_tag_needed flag.
479 (create_name_tags): Check memory_tag_needed flag.
480 (dump_points_to_info_for): Dump it.
481 * tree-ssa-structalias.c (struct variable_info): Remove
482 directly_dereferenced flag.
483 (new_var_info): Do not initialize it.
484 (process_constraint_1): Do not set it.
485 (update_alias_info): Set is_dereferenced flag.
486 (set_uids_in_ptset): Use may_alias_p.
487 (set_used_smts): Check memory_tag_needed flag.
488 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
489 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
490 memory_tag_needed flag.
491 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
494 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
496 * config/i386/i386.c (ix86_compute_frame_layout): Disable
497 red zone for w64 abi.
498 (ix86_expand_prologue): Likewise.
499 (ix86_force_to_memory): Likewise.
500 (ix86_free_from_memory): Likewise.
502 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
505 * config/rs6000/rs6000.c (rs6000_override_options): Set
506 rs6000_isel conditionally to the absence of comand line override.
507 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
508 Remove duplicate rs6000_isel setting.
509 * config/rs6000/eabispe.h: Ditto.
511 2008-06-11 Richard Guenther <rguenther@suse.de>
513 * alias.c (get_alias_set): Use the element alias-set for arrays.
514 (record_component_aliases): For arrays and vectors do nothing.
515 * c-common.c (strict_aliasing_warning): Handle the cases
516 of alias set zero explicitly.
517 * Makefile.in (dfp.o-warn): Add -Wno-error.
519 2008-06-11 Joseph Myers <joseph@codesourcery.com>
521 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
523 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
524 tune_32 tune_64 to supported_defaults. Allow values not
525 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
526 x86_64. Do not override cpu_32 or cpu_64 values from target name.
527 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
528 with_cpu_64 to generic for 64-bit-supporting configurations, not
529 with_cpu. Remove FIXMEs.
530 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
531 --with-arch-64, --with-tune-32, --with-tune-64): Document.
532 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
533 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
536 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
537 Olivier Hainque <hainque@adacore.com>
539 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
540 Use DECL_SIZE_UNIT to retrieve the size of the field.
542 2008-06-11 Joseph Myers <joseph@codesourcery.com>
544 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
545 with function calls after declarations. Lay out
546 neon_float_type_node before further use.
548 2008-06-11 Richard Guenther <rguenther@suse.de>
550 * tree-flow.h (may_point_to_global_var): Declare.
551 * tree-ssa-alias.c (may_point_to_global_var): New function.
552 * tree-ssa-sink.c (is_hidden_global_store): Use it.
554 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
556 * configure.ac: Teach that fido supports .debug_line.
557 * configure: Regenerate.
559 2008-06-10 Tom Tromey <tromey@redhat.com>
561 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
564 2008-06-10 Joseph Myers <joseph@codesourcery.com>
566 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
567 (encode_decimal64, decode_decimal64, encode_decimal128,
568 decode_decimal128): Reverse order of 32-bit parts of value if host
569 and target endianness differ.
571 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
573 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
575 (tree_mod_pow2_value_transform): Likewise.
576 (tree_ic_transform): Likewise.
577 (tree_stringops_transform): Likewise.
578 (tree_mod_subtract_transform): Likewise.
579 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
580 (copy_edges_for_bb): Likewise.
581 (initialize_cfun): Likewise.
583 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
585 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
586 nonmemory_operand. Add "N" operand constraint.
588 (*jcc_btdi_mask_rex64): New instruction and split pattern.
589 (*jcc_btsi_mask): Ditto.
590 (*jcc_btsi_mask_1): Ditto.
592 2008-06-10 Joseph Myers <joseph@codesourcery.com>
594 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
595 TYPE_CANONICAL for copied element type.
597 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
600 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
601 Add m_CORE2 and m_GENERIC.
602 * config/i386/predicates.md (bt_comparison_operator): New predicate.
603 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
605 (*jcc_btdi_rex64): New instruction and split pattern.
607 (*jcc_btsi_1): Ditto.
608 (*btsq): Fix Intel asm dialect operand order.
612 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
615 * simplify-rtx.c (simplify_subreg): Add check for shift count
618 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
620 * doc/md.texi: Synchronize with later constraints.md change.
621 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
622 with a C implementation.
623 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
625 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
626 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
627 when moving to and from MD_REGNUM.
628 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
629 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
630 Handle byte and halfword moves.
631 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
633 * config/mips/constraints.md (h): Turn into NO_REGS.
634 (l, x): Update documentation.
635 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
636 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
637 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
638 (HILO): New mode iterator.
640 (any_div): New code iterator.
641 (u): Extend code attribute to div and udiv.
642 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
643 d_operand in the splitters. Remove redundant CONST_INT checks.
644 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
645 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
646 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
647 accordingly, using normal moves instead of unspecs to move LO into
648 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
649 (<u>mulsidi3): Handle expansion in C code.
650 (<u>mulsidi3_32bit_internal): Rename to...
651 (<u>mulsidi3_32bit): ...this.
652 (<u>mulsidi3_32bit_r4000): Fix insn separator.
653 (*<u>mulsidi3_64bit): Rename to...
654 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
655 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
656 to set LO and HI to the multiplication result. Use a normal move
657 for MFLO and an unspec for MFHI.
658 (*<u>mulsidi3_64bit_parts): Replace with...
659 (<u>mulsidi3_64bit_hilo): ...this new instruction.
660 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
661 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
662 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
663 instead of HI. Split the instruction into a separate multiplication
664 and MFHI if !TARGET_FIX_R4000.
665 (<su>muldi3_highpart): Likewise.
666 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
667 and the "=h" clobber.
668 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
669 (<u>mulditi3): New expander.
670 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
671 (madsi): Remove "=h" clobber.
672 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
673 Force the modulus result to be a GPR and split the instruction into
674 a division followed by an MFHI after reload.
675 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
676 (*lea_high64): Use d_operand in the define_peephole2. Likewise
677 the MIPS16 HIGH define_split.
678 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
679 of acc<->gpr moves to "multi".
680 (*movdi_64bit): Replace the single "x" alternative with
681 alternatives for moving into and out of "a".
682 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
683 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
684 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
685 Use d_operand in the splitters. Remove redundant CONST_INT checks.
686 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
687 (movti): New expander.
688 (*movti, *movti_mips16): New insns.
689 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
690 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
691 (mthi<GPR:mode>_<HILO:mode>): Likewise.
692 * config/mips/predicates.md (fpr_operand): Delete.
693 (d_operand): New predicate.
695 2008-06-09 Michael Meissner <michael.meissner@amd.com>
697 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
698 failure on some Bourne shells.
701 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
703 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
705 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
707 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
708 (sparc-sun-solaris2*): Likewise.
710 2008-06-09 Arnaud Charlet <charlet@adacore.com
712 * doc/install.texi: Update requirements to build the Ada compiler.
714 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
716 * df-scan.c (struct df_scan_problem_data): Remove the
717 mw_link_pool alloc pool.
718 (df_scan_free_internal): Don't free it.
719 (df_scan_alloc): Don't allocate it.
720 * df.h (struct df_link): Update comment.
722 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
724 * except.h: Correct checks for when SJLJ exceptions must be used.
726 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
728 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
731 2008-06-08 Joseph Myers <joseph@codesourcery.com>
733 PR tree-optimization/36218
734 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
735 configure for the build system.
736 (BUILD_LDFLAGS): Define.
737 * configure: Regenerate.
738 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
740 2008-07-08 Anatoly Sokolov <aesok@post.ru>
743 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
744 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
745 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
747 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
749 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
751 2008-06-07 Joseph Myers <joseph@codesourcery.com>
753 * config.gcc (Obsolete configurations): Remove list of
755 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
756 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
757 targets matched by those patterns.
758 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
759 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
760 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
761 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
762 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
763 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
764 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
765 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
766 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
767 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
768 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
769 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
770 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
771 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
772 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
773 Make code for Solaris 7 and greater unconditional for Solaris.
774 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
775 Remove --with-* handling.
776 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
777 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
778 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
779 LINK_OS_WINDISS_SPEC): Remove.
780 * config/rs6000/sysv4.opt (mwindiss): Remove.
781 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
782 * configure: Regenerate.
783 * doc/cpp.texi: Don't mention BeOS.
784 * doc/extend.texi (interrupt): Don't mention MS1.
785 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
786 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
787 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
788 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
789 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
791 * doc/invoke.texi (MT Options): Remove.
793 (CRIS Options): Remove cris-axis-aout references.
794 (HPPA Options): Don't mention hppa1.1-*-pro.
795 * doc/md.texi: (MorphoTech family): Remove.
796 * libgcc2.c: Don't handle UWIN.
797 * config/alpha/t-unicosmk: Remove.
798 * config/alpha/unicosmk.h: Remove.
799 * config/arm/kaos-arm.h: Remove.
800 * config/arm/kaos-strongarm.h: Remove.
801 * config/arm/strongarm-coff.h: Remove.
802 * config/arm/strongarm-elf.h: Remove.
803 * config/arm/strongarm-pe.h: Remove.
804 * config/arm/t-strongarm-pe: Remove.
805 * config/arm/t-xscale-coff: Remove.
806 * config/arm/t-xscale-elf: Remove.
807 * config/arm/xscale-coff.h: Remove.
808 * config/arm/xscale-elf.h: Remove.
809 * config/chorus.h: Remove.
810 * config/cris/aout.h: Remove.
811 * config/cris/aout.opt: Remove.
812 * config/cris/t-aout: Remove.
813 * config/i386/beos-elf.h: Remove.
814 * config/i386/kaos-i386.h: Remove.
815 * config/i386/ptx4-i.h: Remove.
816 * config/i386/sco5.h: Remove.
817 * config/i386/sco5.opt: Remove.
818 * config/i386/sysv4-cpp.h: Remove.
819 * config/i386/sysv5.h: Remove.
820 * config/i386/t-beos: Remove.
821 * config/i386/t-sco5: Remove.
822 * config/i386/t-uwin: Remove.
823 * config/i386/uwin.asm: Remove.
824 * config/i386/uwin.h: Remove.
825 * config/kaos.h: Remove.
826 * config/mips/windiss.h: Remove.
827 * config/mt: Remove directory.
828 * config/pa/pa-osf.h: Remove.
829 * config/pa/pa-pro-end.h: Remove.
830 * config/pa/t-pro: Remove.
831 * config/ptx4.h: Remove.
832 * config/rs6000/beos.h: Remove.
833 * config/rs6000/kaos-ppc.h: Remove.
834 * config/rs6000/t-beos: Remove.
835 * config/rs6000/windiss.h: Remove.
836 * config/sh/kaos-sh.h: Remove.
837 * config/sol2-6.h: Remove.
838 * config/sparc/sol26-sld.h: Remove.
839 * config/sparc/sysv4-only.h: Remove.
840 * config/vax/bsd.h: Remove.
841 * config/vax/t-memfuncs: Remove.
842 * config/vax/ultrix.h: Remove.
843 * config/vax/vaxv.h: Remove.
844 * config/windiss.h: Remove.
846 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
848 PR rtl-optimization/36438
849 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
850 for vector shifts with constant scalar shift operands.
852 2008-06-06 Sandip Matte <sandip@rmicorp.com>
854 * doc/invoke.texi: Document -march=xlr.
855 * config/mips/xlr.md: New file.
856 * config/mips/mips.md: Include it.
858 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
859 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
860 (mips_rtx_cost_data): Likewise.
862 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
864 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
865 PRE_INC and PRE_DEC cases.
867 2008-06-06 Jakub Jelinek <jakub@redhat.com>
869 PR rtl-optimization/36419
870 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
871 the emitting jump insn.
874 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
875 is not bool, boolify the whole *expr_p and convert to the desired type.
877 2008-06-06 Jakub Jelinek <jakub@redhat.com>
879 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
880 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
881 Add omp_private_outer_ref hook, add another argument to
882 omp_clause_default_ctor hook.
883 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
884 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
885 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
886 hook_tree_tree_tree_tree_null.
887 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
888 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
889 * hooks.c (hook_tree_tree_tree_tree_null): New function.
890 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
891 * tree.def (OMP_TASK): New tree code.
892 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
893 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
894 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
895 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
896 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
897 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
898 OMP_CLAUSE_COLLAPSE_EXPR): Define.
899 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
900 (OMP_DIRECTIVE_P): Add OMP_TASK.
901 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
902 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
903 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
904 and OMP_CLAUSE_UNTIED entries.
905 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
907 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
908 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
909 * tree-pretty-print.c (dump_omp_clause): Handle
910 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
911 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
912 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
913 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
914 warning about unsigned iterators. Change decl/init/cond/incr
915 arguments to TREE_VECs, check arguments for all collapsed loops.
916 (c_finish_omp_taskwait): New function.
917 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
919 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
920 default_function_array_conversion on init. Add par_clauses argument.
921 If decl is present in parallel's lastprivate clause, change it to
922 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
923 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
924 collapse count in clauses.
925 (c_parser_omp_for, c_parser_omp_parallel): Adjust
926 c_parser_omp_for_loop callers.
927 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
928 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
929 (c_parser_omp_clause_name): Handle collapse and untied clauses.
930 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
932 (c_parser_omp_clause_schedule): Handle schedule(auto).
933 Include correct location in the error message.
934 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
935 and PRAGMA_OMP_CLAUSE_UNTIED.
936 (OMP_TASK_CLAUSE_MASK): Define.
937 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
938 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
939 * tree-nested.c (convert_nonlocal_omp_clauses,
940 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
941 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
942 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
943 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
945 (conver_nonlocal_reference, convert_local_reference,
946 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
947 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
948 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
949 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
950 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
951 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
952 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
953 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
954 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
956 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
957 * c-common.h (c_finish_omp_taskwait): New prototype.
958 * gimple-low.c (lower_stmt): Handle OMP_TASK.
959 * tree-parloops.c (create_parallel_loop): Create 1 entry
960 vectors for OMP_FOR_{INIT,COND,INCR}.
961 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
962 (make_edges): Handle OMP_TASK.
963 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
964 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
965 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
966 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
967 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
968 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
969 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
970 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
971 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
972 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
973 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
974 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
975 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
976 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
977 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
978 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
979 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
980 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
981 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
982 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
983 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
984 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
985 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
986 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
987 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
988 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
989 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
990 original iterator is present in lastprivate clause or if
991 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
992 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
993 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
994 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
995 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
996 if it is set, lookup var in outer contexts too. Handle
997 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
998 to be implicitly determined firstprivate for task regions.
999 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
1000 if it is set, lookup var in outer contexts too. Set
1001 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
1002 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
1003 OMP_CLAUSE_UNTIED. Take region_type as last argument
1004 instead of in_parallel and in_combined_parallel.
1005 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
1007 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
1008 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
1009 (new_omp_context): Set default_kind to
1010 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
1011 (omp_region_type): New enum.
1012 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
1013 fields, add region_type.
1014 (new_omp_context): Take region_type as argument instead of is_parallel
1015 and is_combined_parallel.
1016 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
1017 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
1018 ctx->is_combined_parallel checks.
1019 (gimplify_omp_task): New function.
1020 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
1022 * omp-low.c (extract_omp_for_data): Use schedule(static)
1023 for schedule(auto). Handle pointer and unsigned iterators.
1024 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
1025 Add loops argument. Extract data for collapsed OMP_FOR loops.
1026 (expand_parallel_call): Assert sched_kind isn't auto,
1027 map runtime schedule to index 3.
1028 (struct omp_for_data_loop): New type.
1029 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
1030 Add loop, loops, collapse and iter_type fields.
1031 (workshare_safe_to_combine_p): Disallow combined for if
1032 iter_type is unsigned long long. Don't combine collapse > 1 loops
1033 unless all bounds and steps are constant. Adjust extract_omp_for_data
1035 (expand_omp_for_generic): Handle pointer, unsigned and long long
1036 iterators. Handle collapsed OMP_FOR loops. Adjust
1037 for struct omp_for_data changes. If libgomp function doesn't return
1038 boolean_type_node, add comparison of the return value with 0.
1039 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
1040 pointer, unsigned and long long iterators. Adjust for struct
1041 omp_for_data changes.
1042 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
1043 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
1044 unsigned long long. Allocate loops array, pass it to
1045 extract_omp_for_data. For collapse > 1 loops use always
1046 expand_omp_for_generic.
1047 (omp_context): Add sfield_map and srecord_type fields.
1048 (is_task_ctx, lookup_sfield): New functions.
1049 (use_pointer_for_field): Use is_task_ctx helper. Change first
1050 argument's type from const_tree to tree. Clarify comment.
1051 In OMP_TASK disallow copy-in/out sharing.
1052 (build_sender_ref): Call lookup_sfield instead of lookup_field.
1053 (install_var_field): Add mask argument. Populate both record_type
1054 and srecord_type if needed.
1055 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
1057 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
1058 and DECL_FIELD_OFFSET.
1059 (scan_sharing_clauses): Adjust install_var_field callers. For
1060 firstprivate clauses on explicit tasks allocate the var by value in
1061 record_type unconditionally, rather than by reference.
1062 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
1063 Use is_taskreg_ctx instead of is_parallel_ctx.
1064 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1065 (create_omp_child_function_name): Add task_copy argument, use
1066 *_omp_cpyfn* names if it is true.
1067 (create_omp_child_function): Add task_copy argument, if true create
1068 *_omp_cpyfn* helper function.
1069 (scan_omp_parallel): Adjust create_omp_child_function callers.
1070 Rename parallel_nesting_level to taskreg_nesting_level.
1071 (scan_omp_task): New function.
1072 (lower_rec_input_clauses): Don't run constructors for firstprivate
1073 explicit task vars which are initialized by *_omp_cpyfn*.
1074 Pass outer var ref to omp_clause_default_ctor hook if
1075 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
1076 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
1077 OMP_CLAUSE_REDUCTION_INIT.
1078 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
1079 avoid duplicate setting of fields. Handle
1080 OMP_CLAUSE_PRIVATE_OUTER_REF.
1081 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
1082 copy-out if TREE_READONLY, only copy-in.
1083 (expand_task_copyfn): New function.
1084 (expand_task_call): New function.
1085 (struct omp_taskcopy_context): New type.
1086 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
1088 (lower_omp_parallel): Rename to...
1089 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1090 Call create_task_copyfn if srecord_type is needed. Adjust
1092 (task_shared_vars): New variable.
1093 (check_omp_nesting_restrictions): Warn if work-sharing,
1094 barrier, master or ordered region is closely nested inside OMP_TASK.
1095 Add warnings for barrier if closely nested inside of work-sharing,
1096 ordered, or master region.
1097 (scan_omp_1): Call check_omp_nesting_restrictions even for
1098 GOMP_barrier calls. Rename parallel_nesting_level to
1099 taskreg_nesting_level. Handle OMP_TASK.
1100 (lower_lastprivate_clauses): Even if some lastprivate is found on a
1101 work-sharing construct, continue looking for them on parent parallel
1103 (lower_omp_for_lastprivate): Add lastprivate clauses
1104 to the beginning of dlist rather than end. Adjust for struct
1105 omp_for_data changes.
1106 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
1107 not after it. Handle collapsed OMP_FOR loops, adjust for
1108 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
1109 (get_ws_args_for): Adjust extract_omp_for_data caller.
1110 (scan_omp_for): Handle collapsed OMP_FOR
1111 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1112 (lower_omp_single_simple): If libgomp function doesn't return
1113 boolean_type_node, add comparison of the return value with 0.
1114 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
1115 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
1116 (parallel_nesting_level): Rename to...
1117 (taskreg_nesting_level): ... this.
1118 (is_taskreg_ctx): New function.
1119 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
1121 (execute_lower_omp): Rename parallel_nesting_level to
1122 taskreg_nesting_level.
1123 (expand_omp_parallel): Rename to...
1124 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1125 Call omp_task_call for OMP_TASK regions.
1126 (expand_omp): Adjust caller, handle OMP_TASK.
1127 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
1129 * bitmap.c (bitmap_default_obstack_depth): New variable.
1130 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
1131 if argument is NULL and bitmap_default_obstack is already initialized.
1132 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
1134 * matrix-reorg.c (matrix_reorg): Likewise.
1136 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1138 * config/i386/i386.md (*indirect_jump): Macroize using P
1139 mode iterator. Remove !TARGET_64BIT from insn constraints.
1140 (*tablejump_1): Ditto.
1141 (*indirect_jump_rex64): Remove insn pattern.
1142 (*tablejump_1_rex64): Ditto.
1143 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
1144 and eh_return_si insn patterns.
1146 2008-06-06 Richard Guenther <rguenther@suse.de>
1148 * tree-ssa-structalias.c (merge_smts_into): Remove.
1149 (find_what_p_points_to): Do not bother to compute the
1150 points-to set for pt_anything pointers.
1151 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
1152 for pt_anything pointers is ok.
1154 2008-06-06 Jan Hubicka <jh@suse.cz>
1156 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
1158 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1160 * cgraph.c: Fix typos in comments.
1161 (cgraph_availability_names): Fix string typo.
1162 * fold-const.c: Fix typos in comments.
1163 (fold_binary): Fix typo in warning.
1164 * genautomata.c: Fix typos in comments.
1165 (check_presence_pattern_sets): Fix typo in local variable.
1166 (output_description): Fix typo in output.
1167 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
1168 * hwint.h: Likewise.
1169 * matrix-reorg.c (check_allocation_function): Likewise.
1170 * omega.c (smooth_weird_equations): Likewise.
1171 * auto-inc-dec.c: Fix typos in comments.
1172 * bb-reorder.c: Likewise.
1173 * builtins.c: Likewise.
1174 * c-common.c: Likewise.
1175 * c-cppbuiltin.c: Likewise.
1176 * c-parser.c: Likewise.
1177 * c-pretty-print.c: Likewise.
1178 * cfgcleanup.c: Likewise.
1179 * cfgexpand.c: Likewise.
1180 * cfghooks.c: Likewise.
1181 * cfglayout.c: Likewise.
1182 * cfgloopmanip.c: Likewise.
1183 * cgraphunit.c: Likewise.
1184 * coverage.c: Likewise.
1185 * dbxout.c: Likewise.
1186 * df-byte-scan.c: Likewise.
1187 * df-core.c: Likewise.
1188 * df-problems.c: Likewise.
1189 * df-scan.c: Likewise.
1191 * dominance.c: Likewise.
1192 * domwalk.c: Likewise.
1194 * dwarf2out.c: Likewise.
1195 * emit-rtl.c: Likewise.
1196 * et-forest.c: Likewise.
1197 * function.c: Likewise.
1198 * function.h: Likewise.
1200 * gcov-io.c: Likewise.
1203 * genattrtab.c: Likewise.
1204 * ggc-page.c: Likewise.
1205 * gimplify.c: Likewise.
1206 * gthr-lynx.h: Likewise.
1207 * haifa-sched.c: Likewise.
1208 * ipa-cp.c: Likewise.
1209 * ipa-inline.c: Likewise.
1210 * ipa-prop.h: Likewise.
1211 * ipa-pure-const.c: Likewise.
1212 * ipa-struct-reorg.c: Likewise.
1213 * ipa-struct-reorg.h: Likewise.
1214 * ipa-type-escape.c: Likewise.
1216 * loop-doloop.c: Likewise.
1217 * mips-tfile.c: Likewise.
1218 * mkmap-flat.awk: Likewise.
1219 * mkmap-symver.awk: Likewise.
1220 * modulo-sched.c: Likewise.
1221 * omp-low.c: Likewise.
1222 * optabs.c: Likewise.
1223 * optabs.h: Likewise.
1225 * passes.c: Likewise.
1226 * postreload-gcse.c: Likewise.
1227 * postreload.c: Likewise.
1228 * predict.c: Likewise.
1229 * pretty-print.h: Likewise.
1230 * profile.c: Likewise.
1231 * protoize.c: Likewise.
1232 * ra-conflict.c: Likewise.
1234 * recog.c: Likewise.
1235 * regclass.c: Likewise.
1237 * reload.c: Likewise.
1238 * rtl-error.c: Likewise.
1239 * rtlanal.c: Likewise.
1241 * sched-rgn.c: Likewise.
1244 * target.h: Likewise.
1245 * tree-dfa.c: Likewise.
1246 * tree-eh.c: Likewise.
1247 * tree-flow-inline.h: Likewise.
1248 * tree-inline.c: Likewise.
1249 * tree-into-ssa.c: Likewise.
1250 * tree-loop-distribution.c: Likewise.
1251 * tree-nested.c: Likewise.
1252 * tree-parloops.c: Likewise.
1253 * tree-pass.h: Likewise.
1254 * tree-pretty-print.c: Likewise.
1255 * tree-profile.c: Likewise.
1256 * tree-scalar-evolution.c: Likewise.
1257 * tree-sra.c: Likewise.
1258 * tree-ssa-alias-warnings.c: Likewise.
1259 * tree-ssa-ccp.c: Likewise.
1260 * tree-ssa-coalesce.c: Likewise.
1261 * tree-ssa-dom.c: Likewise.
1262 * tree-ssa-dse.c: Likewise.
1263 * tree-ssa-forwprop.c: Likewise.
1264 * tree-ssa-live.c: Likewise.
1265 * tree-ssa-live.h: Likewise.
1266 * tree-ssa-loop-im.c: Likewise.
1267 * tree-ssa-loop-ivopts.c: Likewise.
1268 * tree-ssa-loop-niter.c: Likewise.
1269 * tree-ssa-loop-prefetch.c: Likewise.
1270 * tree-ssa-phiopt.c: Likewise.
1271 * tree-ssa-phiprop.c: Likewise.
1272 * tree-ssa-sccvn.c: Likewise.
1273 * tree-ssa-ter.c: Likewise.
1274 * tree-ssa-threadupdate.c: Likewise.
1275 * tree-ssa.c: Likewise.
1276 * tree-vect-analyze.c: Likewise.
1277 * tree-vect-transform.c: Likewise.
1278 * tree-vectorizer.c: Likewise.
1279 * tree-vn.c: Likewise.
1280 * tree-vrp.c: Likewise.
1282 * tree.def: Likewise.
1284 * unwind-dw2-fde.c: Likewise.
1285 * unwind.inc: Likewise.
1286 * value-prof.c: Likewise.
1287 * vmsdbgout.c: Likewise.
1289 2008-06-05 David Edelsohn <edelsohn@gnu.org>
1291 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
1292 always place FP constants in the TOC for TARGET_POWERPC64.
1293 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
1295 2008-06-05 Joseph Myers <joseph@codesourcery.com>
1297 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
1298 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
1299 enable for TARGET_E500_DOUBLE.
1300 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
1301 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
1302 floating-point modes like integer modes for E500 double.
1303 (rs6000_legitimate_offset_address_p): Likewise.
1304 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
1305 addressing for DDmode for E500 double.
1306 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
1307 modes as using 64-bits of registers for E500 double.
1308 (spe_build_register_parallel): Do not handle DDmode or TDmode.
1309 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
1310 specially for E500 double.
1311 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
1312 TDmode for E500 double.
1313 (rs6000_gimplify_va_arg): Only handle SDmode in registers
1314 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
1315 (rs6000_split_multireg_move): Do not handle TDmode specially for
1317 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
1318 using 64-bit registers for E500 double.
1319 (emit_frame_save): Do not handle DDmode specially for E500 double.
1320 (gen_frame_mem_offset): Likewise.
1321 (rs6000_function_value): Do not call spe_build_register_parallel
1322 for DDmode or TDmode.
1323 (rs6000_libcall_value): Likewise.
1324 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
1325 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
1328 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
1330 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
1333 2008-06-04 Junjie Gu <jgu@tensilica.com>
1335 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
1336 comparison for frame pointers.
1338 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
1341 * config/avr/avr.h (PUSH_ROUNDING): Remove.
1343 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
1346 * builtins.c (expand_builtin_signbit): Don't take lowpart when
1347 register is already smaller or equal to required mode.
1349 2008-06-04 Xinliang David Li <davidxl@google.com>
1351 * tree-call-cdce.c: New file.
1352 (cond_dead_built_in_calls): New static variable.
1353 (input_domain): New struct.
1354 (check_pow): New function.
1355 (check_builtin_call): Ditto.
1356 (check_target_format): Ditto.
1357 (is_call_dce_candidate): Ditto.
1358 (gen_one_condition): Ditto.
1359 (gen_conditions_for_domain): Ditto.
1360 (get_domain): Ditto.
1361 (gen_conditions_for_pow_cst_base): Ditto.
1362 (gen_conditions_for_pow_int_base): Ditto.
1363 (gen_conditions_for_pow): Ditto.
1364 (get_no_error_domain): Ditto.
1365 (gen_shrink_wrap_conditions): Ditto.
1366 (shrink_wrap_one_built_in_call): Ditto.
1367 (shink_wrap_conditional_dead_built_in_calls): Ditto.
1368 (tree_call_cdce): Ditto.
1369 (gate_call_cdce): Ditto.
1370 (pass_call_cdce): New gimple pass.
1371 * passes.c: (init_optimization_passes): New pass.
1372 * tree-pass.h: New pass declaration.
1373 * opts.c (decode_options): New flag setting.
1374 * common.opt: Add -ftree-builtin-call-dce flag.
1375 * Makefile.in: Add new source file.
1376 * tempvar.def: New tv_id.
1377 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
1379 2008-06-04 Richard Guenther <rguenther@suse.de>
1381 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
1382 (is_call_clobbered): Always check var_ann->call_clobbered.
1383 (mark_call_clobbered): Always set var_ann->call_clobbered.
1384 (clear_call_clobbered): Always clear var_ann->call_clobbered.
1385 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
1386 (reset_alias_info): Clear call clobbering info on MTAGs and
1388 (set_pt_anything): Set pt_global_mem.
1389 (create_tag_raw): Adjust comment.
1390 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
1392 2008-06-04 Joseph Myers <joseph@codesourcery.com>
1393 Maxim Kuvyrkov <maxim@codesourcery.com>
1395 * config/m68k/m68k.opt (mxgot): New option.
1396 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
1397 (m68k_output_addr_const_extra): New.
1398 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
1399 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
1400 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
1401 * doc/invoke.texi (M680x0 Options): Document -mxgot.
1403 2008-06-04 Richard Guenther <rguenther@suse.de>
1405 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
1406 negative or non-representable offsets.
1408 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
1410 * config/i386/i386.c (ix86_gen_leave): New.
1411 (ix86_gen_pop1): Likewise.
1412 (ix86_gen_add3): Likewise.
1413 (ix86_gen_sub3): Likewise.
1414 (ix86_gen_sub3_carry): Likewise.
1415 (ix86_gen_one_cmpl2): Likewise.
1416 (ix86_gen_monitor): Likewise.
1417 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
1418 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1419 ix86_gen_one_cmpl2 and ix86_gen_monitor.
1420 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
1421 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
1422 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
1423 (ix86_expand_epilogue): Updated.
1424 (print_operand): Handle integer register operand for 'z'.
1425 (ix86_expand_strlensi_unroll_1): Likewise.
1426 (ix86_expand_strlen): Likewise.
1427 (ix86_expand_builtin): Likewise.
1428 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
1429 mov{q}/mov{l} and add{q}/add{l}.
1431 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1433 * config/i386/i386.md (P): New mode iterator.
1434 (SFmode push_operand splitter): Macroize DImode and SImode pushes
1435 using P mode iterator.
1436 (DFmode push_operand splitter): Ditto.
1437 (XFmode push_operand splitter): Ditto.
1438 (DFmode float_extend SFmode push_operand splitter): Ditto.
1439 (XFmode float_extend SFmode push_operand splitter): Do not generate
1440 SImode pushes for 64bit target. Macroize Dimode and SImode
1441 pushes using P mode iterator.
1442 (XFmode float_extend DFmode push_operand splitter): Ditto.
1444 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1446 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
1447 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
1448 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
1450 (ix86_call_abi_override): Remove check for call_used_regs.
1452 2008-06-03 Richard Guenther <rguenther@suse.de>
1454 * tree-ssa-structalias.c (find_func_aliases): Add constraints
1455 for the lhs of calls if the return type contains pointers.
1457 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1459 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
1460 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
1461 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
1462 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
1463 of cfun and DEFAULT_ABI to deceide abi mode.
1465 (REG_PARM_STACK_SPACE): Removed.
1466 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
1467 (STACK_BOUNDARY): Use default target to deceide stack boundary.
1468 * config/i386/i386-protos.h (ix86_cfun_abi): New.
1469 (ix86_function_abi): Likewise.
1470 (ix86_function_type_abi): Likewise.
1471 (ix86_call_abi_override): Likewise.
1472 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
1473 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
1474 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
1475 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
1477 (X86_64_REGPARM_MAX): New.
1478 (X86_64_SSE_REGPARM_MAX): New.
1479 (X64_REGPARM_MAX): New.
1480 (X64_SSE_REGPARM_MAX): New.
1481 (X86_32_REGPARM_MAX): New.
1482 (X86_32_SSE_REGPARM_MAX): New.
1483 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
1484 (ix86_function_regparm): Handle user calling abi.
1485 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
1486 by DEFAULT_ABI versus SYSV_ABI check.
1487 (ix86_reg_parm_stack_space): New.
1488 (ix86_function_type_abi): New.
1489 (ix86_call_abi_override): New.
1490 (ix86_function_abi): New.
1491 (ix86_cfun_abi): New.
1492 (init_cumulative_args): Call abi specific initialization.
1493 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
1494 (function_arg_64): Extend SSE_REGPARM_MAX check.
1495 (function_arg (): Remove TARGET_64BIT_MS_ABI.
1496 (ix86_pass_by_reference): Likewise.
1497 (ix86_function_value_regno_p): Likewise.
1498 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
1499 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
1500 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
1501 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
1502 (setup_incoming_varargs_64): Adjust regparm for call abi.
1503 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
1504 (ix86_va_start): Likewise.
1505 (ix86_gimplify_va_arg): Likewise.
1506 (ix86_expand_prologue): Likewise.
1507 (output_pic_addr_const): Likewise.
1508 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
1509 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
1510 (x86_output_mi_thunk): Likewise.
1511 (x86_function_profiler): Likewise.
1512 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
1513 (SYSV_ABI, MS_ABI): New constants.
1515 (init_regs): Add prototype of function in regclass.c file.
1516 (OVERRIDE_ABI_FORMAT): New.
1517 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
1518 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
1519 (OUTGOING_REG_PARM_STACK_SPACE): New.
1520 (ix86_reg_parm_stack_space): New prototype.
1521 (CUMULATIVE_ARGS): Add call_abi member.
1522 (machine_function): Add call_abi member.
1523 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
1524 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
1526 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
1529 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
1530 (avr_builtin_setjmp_frame_value): New function.
1531 * config/avr/avr.md (nonlocal_goto_receiver): Define.
1532 (nonlocal_goto): Define.
1534 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
1536 * config/mips/mips.c (mips_emit_loadgp): Return early if
1537 there is nothing do to, otherwise emit a blockage if
1538 !TARGET_EXPLICIT_RELOCS || crtl->profile.
1539 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
1541 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1543 * configure.ac: Drop unneeded backslash ending up in config.in.
1544 * acinclude.m4: Likewise.
1545 * config.in: Regenerate.
1547 2008-05-26 Jan Hubicka <jh@suse.cz>
1549 * predict.c (maybe_hot_frequency_p): Break out of...
1550 (maybe_hot_bb_p): ... here.
1551 (maybe_hot_edge_p): New.
1552 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
1553 * basic-block.h (maybe_hot_edge_p): Declare.
1555 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1557 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
1558 (*cmpfp_<mode>_cc): Ditto.
1559 (*fp_jcc_8<mode>_387): Ditto.
1560 (*fop_<MODEF:mode>_2_i387): Ditto.
1561 (*fop_<MODEF:mode>_3_i387): Ditto.
1562 (*fop_xf_2_i387): Ditto.
1563 (*fop_xf_3_i387): Ditto.
1565 2008-06-02 Tomas Bily <tbily@suse.cz>
1567 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
1569 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1571 * config/mips/mips.c (mips_valid_offset_p): New function.
1572 (mips_valid_lo_sum_p): Likewise.
1573 (mips_classify_address): Use them.
1574 (mips_force_address): New function.
1575 (mips_legitimize_address): Use it.
1576 * config/mips/mips.md (MOVE128): New mode iterator.
1577 (movtf): Require TARGET_64BIT. Remove empty strings.
1578 (*movtf_internal): Rename to...
1579 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
1580 of "R" and use {,fp}{load,store} attributes instead of "multi".
1581 Use a separate define_split.
1582 (*movtf_mips16): New pattern.
1584 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1586 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
1587 * config/mips/mips.c (mips_expand_before_return): New function.
1588 (mips_expand_epilogue): Call it.
1589 * config/mips/mips.md (return): Turn into a define_expand.
1590 (*return): New insn.
1592 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1594 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
1595 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
1596 functions. Do not emit uses and clobbers of CONCATs; individually
1597 use and clobber their operands.
1598 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
1599 gen_clobber, emit_use and gen_use.
1600 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
1601 (expand_builtin_return): Likewise.
1602 * cfgbuild.c (count_basic_blocks): Likewise.
1603 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
1604 * explow.c (emit_stack_restore): Likewise.
1605 * expmed.c (extract_bit_field_1): Likewise.
1606 * expr.c (convert_move, emit_move_complex_parts): Likewise.
1607 (emit_move_multi_word, store_constructor): Likewise.
1608 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
1609 (thread_prologue_and_epilogue_insns): Likewise.
1610 * lower-subreg.c (resolve_simple_move): Likewise.
1611 * optabs.c (widen_operand, expand_binop): Likewise.
1612 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
1613 * reload.c (find_reloads): Likewise.
1614 * reload1.c (eliminate_regs_in_insn): Likewise.
1615 * stmt.c (expand_nl_goto_receiver): Likewise.
1616 * config/alpha/alpha.md (builtin_longjmp): Likewise.
1617 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1618 * config/arm/arm.c (arm_load_pic_register): Likewise.
1619 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
1620 * config/arm/arm.md (untyped_return): Likewise.
1621 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
1622 * config/avr/avr.c (expand_prologue): Likewise.
1623 * config/bfin/bfin.c (do_unlink): Likewise.
1624 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
1625 * config/cris/cris.c (cris_expand_prologue): Likewise.
1626 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1627 (machopic_legitimize_pic_address): Likewise.
1628 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
1629 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
1630 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
1631 (ix86_expand_convert_uns_didf_sse): Likewise.
1632 (ix86_expand_vector_init_general): Likewise.
1633 * config/ia64/ia64.md (eh_epilogue): Likewise.
1634 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
1635 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
1636 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
1637 (config/iq2000/iq2000.c): Likewise.
1638 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1639 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
1640 (builtin_longjmp): Likewise.
1641 * config/mn10300/mn10300.md (call, call_value): Likewise.
1642 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
1643 * config/pdp11/pdp11.md (abshi2): Likewise.
1644 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1645 * config/s390/s390.c (s390_emit_prologue): Likewise.
1646 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
1647 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
1648 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
1649 * config/sh/sh.c (prepare_move_operands): Likewise.
1650 (output_stack_adjust, sh_expand_epilogue): Likewise.
1651 (sh_set_return_address, sh_expand_t_scc): Likewise.
1652 * config/sparc/sparc.c (load_pic_register): Likewise.
1653 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
1654 * config/spu/spu.c (spu_expand_epilogue): Likewise.
1655 * config/v850/v850.c (expand_epilogue): Likewise.
1657 2008-05-31 Anatoly Sokolov <aesok@post.ru>
1659 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
1660 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
1661 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
1662 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
1663 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
1664 stack pointer register.
1665 (output_movhi): Remove code for interrupt specific writing to the
1666 stack pointer register.
1668 2008-05-31 Richard Guenther <rguenther@suse.de>
1670 PR tree-optimization/34244
1671 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
1672 (tree_expr_nonzero_warnv_p): Likewise.
1673 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1674 ssa_name_nonnegative_p.
1675 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
1676 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
1677 not tree_expr_nonzero_warnv_p.
1679 PR tree-optimization/36262
1681 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
1683 PR tree-optimization/34244
1684 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
1685 (record_numbers_of_iterations): New function.
1686 (execute_vrp): Cache the numbers of iterations of loops.
1687 * tree-scalar-evolution.c (scev_reset_except_niters):
1689 (scev_reset): Use scev_reset_except_niters.
1690 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
1692 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
1694 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1695 __WORKAROUND_RETS when appropriate.
1697 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1699 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
1700 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
1702 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
1703 *fop_df_comm_sse insn patterns using MODEF mode iterator.
1704 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
1705 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
1706 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
1707 *fop_df_1_mixed insn patterns using MODEF mode iterator.
1708 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
1709 *fop_df_1_sse insn patterns using MODEF mode iterator.
1710 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
1711 *fop_df_1_i387 insn patterns using MODEF mode iterator.
1712 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
1713 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
1714 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
1715 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
1716 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
1717 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
1718 (*fop_xf_4_i387): Use <MODE> for mode attribute.
1719 (*fop_xf_5_i387): Ditto.
1720 (*fop_xf_6_i387): Ditto.
1722 2008-05-30 Richard Guenther <rguenther@suse.de>
1724 * builtins.c (build_string_literal): Avoid generating
1725 a non-gimple_val result.
1727 2008-05-30 DJ Delorie <dj@redhat.com>
1729 * exec-tool.in: Use an environment variable (private) instead of a
1730 file (shared) as a semaphore, so as to not break parallel builds.
1732 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1734 * optabs.c (maybe_encapsulate_block): Remove.
1735 (emit_libcall_block): Adjust accordingly.
1736 * optabs.h (maybe_encapsulate_block): Remove prototype.
1738 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
1739 Don't use maybe_encapsulate_block.
1741 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1743 * config/rs6000/rs6000.c (rs6000_legitimize_address,
1744 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
1745 rtx is a SYMBOL_REF before calling get_pool_constant.
1747 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
1749 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
1751 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
1753 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
1754 rather than OS names to choose INO_T_EQ definition.
1755 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
1756 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
1758 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
1761 * config/darwin-f.c: New.
1762 * config/t-darwin: Added rule to build darwin-f.o.
1763 * config.gcc: Defined new variable, fortran_target_objs.
1764 (*-*-darwin*): Set fortran_target_objs.
1765 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
1766 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
1767 * configure: Regenerated.
1769 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
1772 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
1773 canonical type if needed.
1775 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
1777 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
1779 2008-05-29 Richard Guenther <rguenther@suse.de>
1781 PR tree-optimization/36343
1782 PR tree-optimization/36346
1783 PR tree-optimization/36347
1784 * tree-flow.h (clobber_what_p_points_to): Declare.
1785 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
1786 pointed-to variable is dereferenced is irrelevant to whether
1787 the pointer can access the pointed-to variable.
1788 (clobber_what_p_points_to): New function.
1789 * tree-ssa-alias.c (set_initial_properties): Use it.
1790 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
1791 call clobber check for NMTs.
1793 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1795 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
1796 for printing gcov_type.
1798 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1800 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
1801 and the eh region information.
1802 * value-prof.c (gimple_move_stmt_histograms): New function.
1803 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
1805 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
1807 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
1809 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1811 * value-prof.c (tree_ic_transform): Print counts.
1812 * tree-profile.c (tree_gen_ic_func_profiler):
1813 Clear __gcov_indreict_call_callee variable to avoid misattribution
1816 2008-05-28 Rafael Espindola <espindola@google.com>
1818 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
1821 2008-05-28 Richard Guenther <rguenther@suse.de>
1823 PR tree-optimization/36339
1824 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
1825 and clobbering code out of the loop.
1827 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1829 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
1832 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
1833 s390_contiguous_bitmask_p, s390_symref_operand_p,
1834 s390_check_symref_alignment, s390_reload_larl_operand,
1835 s390_reload_symref_address): New functions.
1836 (s390_branch_condition_mnemonic): Support compare and branch
1838 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
1839 and 'W' constraints.
1840 (s390_secondary_reload): Add secondary reloads for unaligned
1841 symbol refs or symbol refs to floating point or QI/TI mode
1843 (legitimate_address_p): Accept symbol references as addresses.
1844 (s390_expand_insv): Use rotate and insert selected bits
1845 instruction for insv when building for z10.
1846 (print_operand_address): Handle symbol ref addresses.
1847 (print_operand): Output modifier 'c' added for signed byte values.
1848 (s390_encode_section_info): Mark symbol refs with
1849 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
1851 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
1852 (length attribute): RRF, RRR have 4 byte length.
1853 (FPALL, INTALL): New mode iterators added.
1854 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
1855 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
1856 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
1857 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
1858 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
1859 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
1860 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
1861 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
1863 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
1864 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
1865 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
1866 reload<INTALL:mode><P:mode>_toreg_z10,
1867 reload<FPALL:mode><P:mode>_tomem_z10,
1868 reload<FPALL:mode><P:mode>_toreg_z10,
1869 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
1870 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
1871 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
1872 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
1874 (movmem, clrmem, cmpmem): New splitters added.
1876 * config/s390/predicates.md (larl_operand): Use
1877 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
1878 SYMBOL_REF_ALIGN1_P.
1879 (s390_signed_integer_comparison,
1880 s390_unsigned_integer_comparison): New predicates.
1882 * config/s390/s390-protos.h (s390_check_symref_alignment,
1883 s390_contiguous_bitmask_p, s390_reload_larl_operand,
1884 s390_reload_symref_address,
1885 s390_compare_and_branch_condition_mask): Prototypes added.
1887 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
1888 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
1889 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
1891 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1893 * config/s390/s390.c (z10_cost): New cost function for z10.
1894 (s390_handle_arch_option, override_options): Support -march=z10 switch.
1895 (s390_issue_rate): Adjust issue rate for z10.
1896 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
1897 (processor_flags): Add PF_Z10.
1898 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
1899 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
1900 * gcc/config.gcc: Add z10.
1902 2008-05-28 Richard Guenther <rguenther@suse.de>
1904 PR tree-optimization/36291
1905 * tree-flow. h (struct gimple_df): Remove var_anns member.
1906 * tree-flow-inline.h (gimple_var_anns): Remove.
1907 (var_ann): Simplify.
1908 * tree-dfa.c (create_var_ann): Simplify.
1909 (remove_referenced_var): Clear alias info from var_anns of globals.
1910 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
1911 (delete_tree_ssa): Clear alias info from var_anns of globals.
1912 Do not free var_anns.
1913 (var_ann_eq): Remove.
1914 (var_ann_hash): Likewise.
1916 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
1918 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
1919 and loongson2f entries.
1920 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
1921 * config/mips/mips.h (processor_type): Add Loongson-2E
1922 and Loongson-2F entries.
1923 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
1924 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
1925 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
1926 * doc/invoke.texi (MIPS Options): Document loongson2e
1927 and loongson2f processor names.
1929 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1933 * config/i386/i386.c (ix86_function_arg_boundary): Use
1934 alignment of canonical type.
1935 (ix86_expand_vector_move): Check unaligned memory access for
1938 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1940 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
1941 Moved to the front of file.
1943 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
1944 H.J. Lu <hongjiu.lu@intel.com>
1946 * dwarf2out.c (current_fde): New.
1948 (lookup_cfa:): Likewise.
1949 (dwarf2out_end_epilogue): Likewise.
1950 (dwarf2out_note_section_used): Likewise.
1952 2008-05-27 Michael Matz <matz@suse.de>
1955 * c.opt (Wenum-compare): New warning option.
1956 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
1958 2008-05-27 Michael Matz <matz@suse.de>
1961 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
1963 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
1964 into memory as tail calls.
1966 2008-05-27 Richard Guenther <rguenther@suse.de>
1968 PR tree-optimization/36339
1969 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
1970 pointers cause all addressable variables to be call clobbered.
1972 2008-05-27 Richard Guenther <rguenther@suse.de>
1974 PR tree-optimization/36245
1975 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
1977 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1979 * config/s390/s390.md: Replace all occurences of the 'm'
1980 constraint with 'RT'.
1982 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1984 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
1986 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
1988 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
1989 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
1990 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
1992 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1994 * reload.c: (find_reloads): Skip alternatives according to the
1995 "enabled" attribute. Constify the constraint variable.
1996 * recog.c (get_attr_enabled): Add default implementation.
1997 (extract_insn): Set the alternative_enabled_p array
1998 in the recog_data struct.
1999 (preprocess_constraints, constrain_operands): Skip
2000 alternatives according to the "enabled" attribute
2001 * recog.h (struct recog_data): New field alternative_enabled_p.
2002 (skip_alternative): New inline function.
2003 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
2004 (record_reg_classes): Skip alternative according to the
2005 "enabled" attribute.
2007 * doc/md.texi: Add documention for the "enabled" attribute.
2009 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
2011 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
2012 * postreload.c (reload_cse_simplify_operands): Replace 'm'
2013 constraint with TARGET_MEM_CONSTRAINT.
2014 * recog.c (asm_operand_ok, preprocess_constraints,
2015 constrain_operands): Likewise.
2016 * regclass.c (record_reg_classes): Likewise.
2017 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
2018 * reload1.c (maybe_fix_stack_asms): Likewise.
2019 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
2020 * recog.h: Adjust comment.
2021 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
2022 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
2023 * doc/md.texi: Add a note to description of 'm' constraint.
2024 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
2026 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
2028 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
2029 that the bitfield is of integral type before testing its precision.
2031 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2032 Sa Liu <saliu@de.ibm.com>
2034 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
2035 __modti3, __udivti3, __umodti3 and __udivmodti4.
2036 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
2037 that implement TImode mul and div functions.
2038 * config/spu/multi3.c: New. Implement __multi3.
2039 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
2040 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
2043 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
2045 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
2046 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
2047 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
2048 tls_sysv_suffix): New mode and mode attribute iterators.
2049 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
2050 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
2051 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
2052 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
2053 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
2056 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
2058 PR tree-optimization/36329
2059 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
2060 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
2061 * cgraphbuild.c (initialize_inline_failed): Use the latter
2062 macro in lieu of the former.
2063 * ipa-inline.c (cgraph_mark_inline): Likewise.
2064 (cgraph_decide_inlining_of_small_function): Likewise.
2065 (cgraph_decide_inlining): Likewise.
2066 (cgraph_decide_inlining_incrementally): Likewise.
2068 2008-05-26 Tristan Gingold <gingold@adacore.com>
2069 Anatoly Sokolov <aesok@post.ru>
2071 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
2072 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
2073 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
2074 optimization for 'avr6' architecture.
2076 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
2079 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
2081 2008-05-26 Richard Guenther <rguenther@suse.de>
2083 * tree-ssa-sccvn.c (expr_has_constants): Declare.
2084 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
2086 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
2089 * caller-save.c (insert_restore): Verify alignment of spill space.
2090 (insert_save): Likewise.
2091 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
2092 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
2093 (STACK_SLOT_ALIGNMENT): Likewise.
2094 * function.c (LOCAL_ALIGNMENT): Removed.
2095 (get_stack_local_alignment): New.
2096 (assign_stack_local): Use it. Set alignment on stack slot.
2097 (assign_stack_temp_for_type): Use get_stack_local_alignment.
2098 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
2099 (STACK_SLOT_ALIGNMENT): New.
2100 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
2101 stack slot in XFmode.
2103 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
2105 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
2108 * config/i386/i386.md (allocate_stack_worker_64): Make sure
2109 argument operand in rax isn't removed.
2111 2008-05-26 Richard Guenther <rguenther@suse.de>
2114 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
2115 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
2117 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2120 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
2122 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
2124 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
2125 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
2127 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2129 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
2130 build a trampoline if we don't want one.
2131 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
2132 return zero for nested functions if we don't want a trampoline.
2134 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2136 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
2138 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2141 * c.opt: Removed undocumented option '-lang-fortran'.
2142 * c-common.h: Removed global variable 'lang_fortran'.
2143 * c-opts.c (c_common_handle_option): Removed code to handle
2144 option '-lang-fortran'. Updated includes.
2145 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
2146 definition of '__GFORTRAN__'.
2147 (define__GNUC__): Reimplemented to use BASEVER and
2148 cpp_define_formatted.
2149 (builtin_define_with_value_n): Removed.
2150 * c-incpath.h: Renamed to ...
2151 * incpath.h: ... this.
2152 * c-incpath.c: Renamed to ...
2153 * incpath.c: ... this. Updated includes.
2154 * fix-header.c: Updated includes.
2155 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
2156 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
2157 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
2159 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2161 * tree.h: Update the table of flags used on tree nodes.
2162 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
2163 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
2164 (FORCED_LABEL): Add access check.
2165 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
2166 (ASM_INPUT_P): Likewise.
2167 (ASM_VOLATILE_P): Likewise.
2168 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
2169 (OMP_SECTION_LAST): Access private_flag directly.
2170 (OMP_RETURN_NOWAIT): Likewise.
2171 (OMP_PARALLEL_COMBINED): Likewise.
2172 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
2173 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
2174 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
2175 deprecated_flag directly.
2177 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
2179 * final.c (frame_pointer_needed): Removed.
2180 * flags.h (frame_pointer_needed): Likewise.
2182 * function.h (rtl_data): Add frame_pointer_needed.
2183 (frame_pointer_needed): New.
2185 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
2187 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
2189 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
2191 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
2194 2008-05-25 Alan Modra <amodra@bigpond.net.au>
2196 * c-common.c (strip_array_types): Move function to..
2198 (get_inner_array_type): Delete.
2199 * c-common.h (strip_array_types): Move declaration to..
2201 (get_inner_array_type): Delete.
2202 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
2203 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
2204 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
2205 * config/pa/pa.c (emit_move_sequence): Likewise.
2207 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
2209 * config/i386/i386.md (*sse_prologue_save_insn): Set length
2212 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
2214 * function.c: Include target hook for nonlocal_goto frame value.
2216 2008-05-24 Richard Guenther <rguenther@suse.de>
2218 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
2219 variable can be only accessed through a pointer or a union.
2221 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2223 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
2224 * doc/extend.texi: Likewise.
2226 2008-05-23 DJ Delorie <dj@redhat.com>
2228 * config/m32c/jump.md (untyped_call): Add.
2230 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
2232 (m32c_address_cost): Detail costs for indirect offsets.
2234 2008-05-23 Rafael Espindola <espindola@google.com>
2236 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
2237 if a node is a SUBREG.
2238 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
2241 2008-05-23 Paul Brook <paul@codesourcery.com>
2242 Carlos O'Donell <carlos@codesourcery.com>
2244 * doc/extend.texi: Clarify use of __attribute__((naked)).
2245 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
2246 * target.h (gcc_target): Add allocate_stack_slots_for_args.
2247 * function.c (use_register_for_decl): Use
2248 targetm.calls.allocate_stack_slots_for_args.
2249 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
2250 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
2251 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
2253 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
2255 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
2257 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
2259 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
2260 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
2261 is only rounded once.
2263 2008-05-23 Richard Guenther <rguenther@suse.de>
2265 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
2267 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
2268 Jakub Jelinek <jakub@redhat.com>
2271 * configure.ac: Handle --enable-cld.
2272 * configure: Regenerated.
2273 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
2274 * config/i386/i386.h (struct machine_function): Add needs_cld field.
2275 (ix86_current_function_needs_cld): New define.
2276 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
2277 (cld): New isns pattern.
2278 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
2279 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
2280 * config/i386/i386.opt (mcld): New option.
2281 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
2282 TARGET_CLD and ix86_current_function_needs_cld.
2283 (override_options): Use -mcld by default for 32-bit code if
2286 * doc/install.texi (Options specification): Document --enable-cld.
2287 * doc/invoke.texi (Machine Dependent Options)
2288 [i386 and x86-64 Options]: Add -mcld option.
2289 (Intel 386 and AMD x86-64 Options): Document -mcld option.
2291 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
2292 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
2293 (return_in_memory_64): Likewise.
2294 (return_in_memory_ms_64): Likewise.
2296 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2298 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
2299 * builtins.c (fold_builtin_fpclassify): New.
2300 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
2301 * builtins.def (BUILT_IN_FPCLASSIFY): New.
2302 * c-common.c (handle_type_generic_attribute): Adjust to accept
2303 fixed arguments before an elipsis.
2304 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
2305 * doc/extend.texi: Document __builtin_fpclassify.
2307 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
2309 * omp-low.c (gate_expand_omp_ssa): Remove.
2310 (pass_expand_omp_ssa): Remove.
2311 (gate_expand_omp): Do not check for flag_openmp_ssa.
2312 * common.opt (-fopenmp-ssa): Remove.
2313 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
2315 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
2317 * config/sh/sh.opt (mfixed-range): New option.
2318 * config/sh/sh-protos.h (sh_fix_range): Declare.
2319 * config/sh/sh.c (sh_fix_range): New function.
2320 * config/sh/sh.h (sh_fixed_range_str): Declare.
2321 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
2323 * doc/invoke.texi (SH Options): Document -mfixed-range.
2325 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
2327 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
2328 it before the redeclaration.
2330 2008-05-22 Anatoly Sokolov <aesok@post.ru>
2332 * config/avr/avr.c (get_sequence_length): Add new function.
2333 (expand_prologue, expand_epilogue): Remove duplicate code.
2335 2008-05-22 Rafael Espindola <espindola@google.com>
2337 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
2340 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
2342 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
2343 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
2345 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
2346 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
2347 (vect_update_misalignment_for_peel): Likewise.
2348 (vector_alignment_reachable_p): Likewise.
2349 * tree-vect-transform.c (vectorizable_load): Likewise.
2350 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2351 (get_vectype_for_scalar_type): Pass mode of scalar_type
2352 to UNITS_PER_SIMD_WORD.
2354 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
2355 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
2356 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
2357 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
2358 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
2360 2008-05-22 Ira Rosen <irar@il.ibm.com>
2362 PR tree-optimization/36293
2363 * tree-vect-transform.c (vect_transform_strided_load): Don't check
2364 if the first load must be skipped because of a gap.
2366 2008-05-22 Richard Guenther <rguenther@suse.de>
2368 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
2369 more cases of offset disambiguation that is possible if
2370 strict-aliasing rules apply.
2371 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
2372 for basic offset and type-based disambiguation.
2374 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2376 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
2377 ix86_expand_vector_set on V16QImode for SSE4.1.
2379 2008-05-21 Tom Tromey <tromey@redhat.com>
2381 * c.opt (Wimport): Mark as undocumented.
2382 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
2384 (Warning Options): Likewise.
2385 * doc/cppopts.texi: Don't mention -Wimport.
2387 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
2389 PR tree-optimization/36287
2390 PR tree-optimization/36286
2391 * lambda-code.c (build_access_matrix): Do not use the loop->num
2392 for computing the number of induction variables: use the loop depth
2395 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
2398 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
2399 option -f(no-)leading-underscore.
2401 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2403 * config/i386/i386.c (ix86_expand_vector_init_general): Use
2404 GET_MODE_NUNITS (mode).
2406 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
2408 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
2409 (-mmulhw): Add 464 to description.
2410 (-mdlmzb): Likewise.
2411 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
2412 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
2414 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
2415 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
2416 * config/rs6000/rs6000.md: Update comments for 464.
2418 2008-05-21 Janis Johnson <janis187@us.ibm.com>
2420 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
2422 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2424 * config/i386/sse.md (vec_extractv4sf): Removed.
2425 (vec_extractv2df): Likewise.
2426 (vec_extractv2di): Likewise.
2427 (vec_extractv4si): Likewise.
2428 (vec_extractv8hi): Likewise.
2429 (vec_extractv16qi): Likewise.
2430 (vec_extract<mode>): New.
2432 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2434 * config/i386/sse.md (vec_setv4sf): Removed.
2435 (vec_setv2df): Likewise.
2436 (vec_setv2di): Likewise.
2437 (vec_setv4si): Likewise.
2438 (vec_setv8hi): Likewise.
2439 (vec_setv16qi): Likewise.
2440 (vec_set<mode>): New.
2442 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2444 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
2445 goto for vec_concat and vec_interleave.
2447 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2449 * config/i386/sse.md (vec_initv4sf): Removed.
2450 (vec_initv2df): Likewise.
2451 (vec_initv2di): Likewise.
2452 (vec_initv4si): Likewise.
2453 (vec_initv8hi): Likewise.
2454 (vec_initv16qi): Likewise.
2455 (vec_init<mode>): New.
2457 2008-05-21 Joseph Myers <joseph@codesourcery.com>
2459 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
2461 2008-05-21 Tom Tromey <tromey@redhat.com>
2463 * ggc-zone.c (lookup_page_table_if_allocated): New function.
2464 (zone_find_object_offset): Likewise.
2465 (gt_ggc_m_S): Likewise.
2466 (highest_bit): Likewise.
2467 * ggc-page.c (gt_ggc_m_S): New function.
2468 * stringpool.c (string_stack): Remove.
2469 (init_stringpool): Update.
2470 (ggc_alloc_string): Use ggc_alloc.
2471 (maybe_delete_ident): New function.
2472 (ggc_purge_stringpool): Likewise.
2473 (gt_ggc_m_S): Remove.
2474 * ggc-common.c (ggc_protect_identifiers): New global.
2475 (ggc_mark_roots): Call ggc_purge_stringpool. Use
2476 ggc_protect_identifiers.
2477 * ggc.h (ggc_protect_identifiers): Declare.
2478 (gt_ggc_m_S): Update.
2479 (ggc_purge_stringpool): Declare.
2480 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
2481 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
2483 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
2485 2008-05-21 David S. Miller <davem@davemloft.net>
2487 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
2490 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
2492 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
2495 2008-05-20 David Daney <ddaney@avtrex.com>
2497 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
2498 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
2499 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2500 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2501 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
2502 (atomic_hiqi_op): New define_code_iterator.
2503 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
2504 mips_expand_compare_and_swap_12.
2505 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
2506 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
2507 (sync_<optab><mode>, sync_old_<optab><mode>,
2508 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2509 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
2510 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
2511 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
2512 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
2513 (test_and_set_12): New insn.
2514 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
2515 sync_new_<optab><mode>, sync_old_nand<mode>,
2516 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
2517 clobber to operand 0 for SI and DI mode insns.
2518 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
2519 mips_gen_fn_4): New typedefs.
2520 (mips_gen_fn_ptrs): Define new union type.
2521 (mips_expand_compare_and_swap_12): Remove declaration.
2522 (mips_expand_atomic_qihi): Declare function.
2523 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
2524 (mips_expand_atomic_qihi): ... this. Use new generator function
2526 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
2527 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
2528 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
2529 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
2530 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
2531 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
2532 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
2533 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
2534 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
2535 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
2538 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
2540 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
2543 2008-05-20 Anatoly Sokolov <aesok@post.ru>
2545 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
2546 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
2547 (avr_attribute_table): Add 'OS_main' function attribute.
2548 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
2549 functions with 'OS_main' attribute.
2551 2008-05-20 Richard Guenther <rguenther@suse.de>
2553 PR tree-optimization/35204
2554 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
2555 helper, split out from ...
2556 (DFS): ... here. Make the DFS walk non-recursive.
2558 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
2559 Jan Sjodin <jan.sjodin@amd.com>
2561 PR tree-optimization/36181
2562 * tree-parloops.c (loop_has_vector_phi_nodes): New.
2563 (parallelize_loops): Don't parallelize when the loop has vector
2566 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2567 Sebastian Pop <sebastian.pop@amd.com>
2569 * tree-loop-linear.c (gather_interchange_stats): Look in the access
2570 matrix, and never look at the tree representation of the memory
2572 (linear_transform_loops): Computes parameters and access matrices.
2573 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
2575 (access_matrix_get_index_for_parameter): New.
2576 * tree-data-ref.h (struct access_matrix): New.
2577 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
2578 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
2579 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
2580 am_vector_index_for_loop): New.
2581 (struct data_reference): Add field access_matrix.
2582 (DR_ACCESS_MATRIX): New.
2583 (compute_data_dependences_for_loop): Update declaration.
2584 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
2585 * lambda.h (lambda_vector_vec_p): Declared.
2586 * lambda-code.c: Depend on pointer-set.h.
2587 (lambda_collect_parameters_from_af, lambda_collect_parameters,
2588 av_for_af_base, av_for_af, build_access_matrix,
2589 lambda_compute_access_matrices): New.
2590 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
2592 2008-05-20 Joseph Myers <joseph@codesourcery.com>
2594 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
2597 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2598 Sebastian Pop <sebastian.pop@amd.com>
2600 PR tree-optimization/36206
2601 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
2603 (instantiate_scev_1): Rename flags to fold_conversions.
2604 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
2605 outeside instantiation_loop.
2606 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
2607 (evolution_function_is_affine_or_constant_p): Removed.
2608 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
2610 (analyze_siv_subscript): Pass in the loop nest number.
2611 Call evolution_function_is_affine_in_loop instead of
2612 evolution_function_is_affine_p.
2613 (analyze_overlapping_iterations): Pass in the loop nest number.
2615 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2616 Sebastian Pop <sebastian.pop@amd.com>
2618 PR tree-optimization/36206
2619 * tree-chrec.h (chrec_fold_op): New.
2620 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
2623 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
2625 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
2627 (remove_duplicates): Do not set inode on non-inode systems.
2630 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
2632 * config.gcc (tm_file): Update comments about relative pathnames.
2634 2008-05-20 Richard Guenther <rguenther@suse.de>
2636 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
2637 * tree-ssa-sccvn.c (process_scc): Likewise.
2638 * tree-ssa-sink.c (execute_sink_code): Likewise.
2639 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
2640 * tree-vrp.c (process_assert_insertions): Likewise.
2641 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
2642 (perform_tree_ssa_dce): Likewise.
2643 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2644 (dump_dominator_optimization_stats): Likewise.
2645 * tree-vectorizer.c (vectorize_loops): Likewise.
2647 2008-05-20 Richard Guenther <rguenther@suse.de>
2649 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
2651 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
2653 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
2654 (ix86_i386elf_return_in_memory): Likewise.
2655 (ix86_i386interix_return_in_memory): Likewise.
2656 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
2657 (SUBTARGET_RETURN_IN_MEMORY): New.
2658 * config/i386/i386elf.h: Likewise.
2659 * config/i386/ptx4-i.h: Likewise.
2660 * config/i386/sol2-10.h: Likewise.
2661 * config/i386/sysv4.h: Likewise.
2662 * config/i386/vx-common.h: Likewise.
2663 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
2664 * config/i386/i386.c (ix86_return_in_memory): Made static and
2665 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
2666 (ix86_i386elf_return_in_memory): Removed.
2667 (ix86_i386interix_return_in_memory): Removed.
2668 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
2669 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
2671 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
2673 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
2675 2008-05-19 Xinliang David Li <davidxl@google.com>
2677 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
2679 * common.opt: Ditto.
2680 * doc/invoke.texi: Ditto.
2682 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
2684 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
2685 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
2687 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2689 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
2690 sizes of operand array from 8/4 to 4/2.
2691 (ix86_expand_vector_init_general): Change size of operand array
2692 from 32 to 16. Remove op0, op1 and half_mode.
2694 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2696 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
2697 (ix86_expand_vector_init_interleave): Likewise.
2698 (ix86_expand_vector_init_general): Use them. Assert
2699 word_mode == SImode when n_words == 4.
2701 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
2703 * config/i386/i386.c (ix86_secondary_reload): New static function.
2704 (TARGET_SECONDARY_RELOAD): New define.
2705 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
2706 * config/i386/i386.md (reload_outqi): Remove.
2708 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2711 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
2712 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
2713 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
2714 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
2715 (fold_builtin_1): Likewise.
2716 * builtins.def (BUILT_IN_ISINF_SIGN): New.
2717 c-common.c (check_builtin_function_arguments): Handle
2718 BUILT_IN_ISINF_SIGN.
2719 * doc/extend.texi: Document __builtin_isinf_sign.
2720 * fold-const.c (operand_equal_p): Handle COND_EXPR.
2722 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
2724 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
2725 EH cleanup at the end of the pass, search for those that have been
2726 turned into forwarder blocks and do the cleanup on their successor.
2728 2008-05-18 Richard Guenther <rguenther@suse.de>
2730 * tree-cfg.c (verify_gimple_expr): Allow conversions from
2731 pointers to sizetype and vice versa.
2733 2008-05-18 Xinliang David Li <davidxl@google.com>
2735 * gcc/tree-ssa-dce.c: Coding style fix.
2736 (check_pow): Documentation comment.
2737 (check_log): Documenation comment. Coding style fix.
2738 (is_unnecessary_except_errno_call): Ditto.
2739 (gen_conditions_for_pow): Ditto.
2740 (gen_conditions_for_log): Ditto.
2741 (gen_shrink_wrap_conditions): Ditto.
2742 (shrink_wrap_one_built_in_calls): Ditto.
2743 * gcc/doc/invoke.texi: Better documentation string.
2744 * ChangeLog: Fix wrong change log entries from
2745 May 17 checkin on function call DCE.
2747 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
2749 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
2751 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2753 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
2754 * df-problems.c (simulation routines): Fixed block comment to
2755 properly say how to add forwards scanning functions.
2757 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2759 * tree-inline.c (setup_one_parameter): Remove dead code.
2761 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2763 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
2764 a BIT_AND_EXPR only for an INTEGER_TYPE.
2766 2008-05-17 Xinliang David Li <davidxl@google.com>
2768 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
2769 (check_pow, check_log, is_unnecessary_except_errno_call): New
2770 functions to check for eliminating math functions that are pure
2771 except for setting errno.
2772 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
2773 general condition expressions for shrink-wrapping pow/log calls.
2774 (gen_shrink_wrap_conditions): Ditto.
2775 (shrink_wrap_one_built_in_call): Ditto.
2776 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
2777 (mark_operand_necessary): If debugging, output if OP is necessary.
2778 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
2780 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
2782 * gcc/common.opt: New user flag -ftree-builtin-dce.
2783 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
2785 2008-05-16 David S. Miller <davem@davemloft.net>
2787 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
2788 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2790 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
2793 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
2795 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2797 * ifcvt.c (dead_or_predicable): Rename
2798 df_simulate_one_insn_backwards to df_simulate_one_insn.
2799 * recog.c (peephole2_optimize): Ditto.
2800 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
2802 * df.h: Rename df_simulate_one_insn_backwards to
2803 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
2804 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
2805 scanning of defs and uses.
2806 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
2807 (df_simulate_one_insn_forwards): Removed.
2809 2008-05-16 Doug Kwan <dougkwan@google.com>
2811 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
2813 (real_from_string): Handle NaNs and Inf as approriate.
2815 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2817 * doc/gty.texi (Source Files Containing Type Information): Note
2818 that headers should appear first in the gtfiles list.
2820 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2822 * tree.def (COND_EXEC): Properly documented this code.
2824 2008-05-16 Diego Novillo <dnovillo@google.com>
2826 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
2827 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
2830 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2832 * tree-ssa-dse (max_stmt_uid): Removed.
2833 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
2834 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
2835 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
2836 * function.h (cfun.last_stmt_uid): New field.
2837 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
2838 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
2840 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
2841 (create_stmt_ann): Initialize the ann->uid field.
2842 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
2844 * tree-flow.h (renumber_gimple_stmt_uids): New function.
2846 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2848 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
2849 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
2850 (init_empty_tree_cfg): Call it.
2852 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2854 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
2857 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2859 * doc/invoke.text (-fdump-tree-*-verbose): New option.
2860 * tree-dump.c (dump_options): New verbose option.
2861 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
2863 * tree-pass.h (TDF_VERBOSE): New dump flag.
2864 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
2865 (tree-flow.h): Added include.
2866 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
2868 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
2870 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
2872 From Jie Zhang <jie.zhang@analog.com>
2873 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2874 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
2875 mcpu=bf561-none and mcpu=bf561-0.2.
2876 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2877 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2878 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2879 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2880 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
2881 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
2882 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
2884 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
2885 (cputype_selected): Remove.
2886 (bfin_handle_option): Don't use cputype_selected.
2887 (override_options): When no mcpu option, enable all workarounds.
2888 Don't use bfin_workarounds.
2889 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
2891 (DEFAULT_CPU_TYPE): Don't define.
2893 2008-05-16 Richard Guenther <rguenther@suse.de>
2895 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
2896 on deletion of the last stmt.
2898 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2900 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
2901 V8HImode for SSE2 and V16QImode for SSE4.1.
2903 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2905 * cgraph.h (compute_inline_parameters): Made public.
2906 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
2907 variable_generate_summary, function_write_summary,
2908 variable_write_summary, variable_read_summary. Added generate_summary,
2909 write_summary, read_summary.
2910 * cgraphunit.c (cgraph_process_new_functions): Changed call from
2911 pass_ipa_inline.function_generate_summary, to
2912 compute_inline_parameters.
2913 * ipa-inline.c (compute_inline_parameters): Made public and added
2915 (compute_inline_parameters_for_current): New function.
2916 (pass_inline_param): Now calls compute_inline_parameters_for_current.
2917 (inline_generate_summary): Removed parameter and made to loop over
2919 (pass_ipa_inline): Updated for new IPA_PASS structure.
2920 * passes.c (execute_ipa_summary_passes): Now is called once per
2921 pass rather than once per node*pass.
2923 2008-05-15 Anatoly Sokolov <aesok@post.ru>
2925 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
2926 avr_have_mul_p, avr_asm_only_p): Remove variables.
2927 (avr_override_options): Remove initialization of removed variables.
2928 (avr_file_start): Convert removed variables to fields of
2929 'struct base_arch_s *avr_current_arch'.
2930 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
2931 (AVR_HAVE_MUL): (Ditto.).
2932 (AVR_HAVE_MOVW): (Ditto.).
2933 (AVR_HAVE_LPMX): (Ditto.).
2934 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
2935 avr_asm_only_p): Remove declaration.
2937 2008-05-15 Diego Novillo <dnovillo@google.com>
2939 * config/arm/arm.c (arm_return_in_memory): Fix return type.
2940 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
2942 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
2945 * combine.c (check_conversion): Rename back to check_promoted_subreg.
2946 Don't call record_truncated_value from here.
2947 (record_truncated_value): Turn it into a for_each_rtx callback.
2948 (record_truncated_values): New function.
2949 (combine_instructions): Call note_uses with record_truncated_values.
2950 Change name of check_conversion to check_promoted_subreg.
2952 2008-05-15 Janis Johnson <janis187@us.ibm.com>
2954 * doc/sourcebuild.texi: Document support for torture tests.
2956 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2958 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
2959 to alternative 4 of operand 2.
2961 2008-05-15 Richard Guenther <rguenther@suse.de>
2963 * tree-pass.h (current_pass): Declare.
2964 (get_pass_for_id): Likewise.
2965 * passes.c (passes_by_id, passes_by_id_size): New globals.
2966 (set_pass_for_id): New function.
2967 (get_pass_for_id): Likewise.
2968 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
2969 (execute_function_todo): Flush per function statistics.
2970 * toplev.c (compile_file): Init statistics.
2971 (general_init): Do early statistics initialization.
2972 (finalize): Finish statistics.
2973 * statistics.h (statistics_early_init): Declare.
2974 (statistics_init): Likewise.
2975 (statistics_fini): Likewise.
2976 (statistics_fini_pass): Likewise.
2977 (statistics_counter_event): Likewise.
2978 (statistics_histogram_event): Likewise.
2979 * statistics.c: New file.
2980 * Makefile.in (OBJS-common): Add statistics.o.
2981 (statistics.o): Add dependencies.
2982 * doc/invoke.texi (-fdump-statistics): Document.
2984 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
2986 (execute_pre): Use statistics_counter_event.
2987 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
2988 (substitute_and_fold): Increment it. Use statistics_counter_event.
2990 2008-05-15 Diego Novillo <dnovillo@google.com>
2992 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
2994 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
2995 * tree-ssa-alias.c (new_type_alias): Remove references to
2996 sub-variables from comment.
2997 * tree-ssa-operands.c (swap_tree_operands): Likewise.
2999 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3001 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
3002 attribute to 1 only for insertps alternative.
3004 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
3006 * config/bfin/bfin.md (loadbytes): New pattern.
3007 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
3008 (bfin_init_builtins): Initialize it.
3009 (bdesc_1arg): Add it.
3011 2008-05-15 Sa Liu <saliu@de.ibm.com>
3013 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
3014 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
3015 * testsuite/lib/target-supports.exp: Add
3016 check_effective_target_fortran_integer_16.
3018 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
3020 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
3021 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
3022 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
3023 (TARGET_RETURN_IN_MEMORY): Define.
3025 2008-05-15 Richard Guenther <rguenther@suse.de>
3028 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
3029 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
3030 represent unmodifiable vars.
3032 2008-05-15 Richard Guenther <rguenther@suse.de>
3034 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
3035 INDIRECT_REF and TARGET_MEM_REF.
3036 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3039 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3040 H.J. Lu <hongjiu.lu@intel.com>
3042 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
3043 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
3044 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
3045 insn alternatives. Add missing alternatives.
3046 (*vec_concatv2di_rex64_sse4_1): Likewise.
3047 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
3048 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
3051 2008-05-15 Richard Guenther <rguenther@suse.de>
3053 PR tree-optimization/36009
3054 PR tree-optimization/36204
3055 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
3056 (determine_invariantness_stmt): Record the loop a store is
3058 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
3061 2008-05-15 Richard Guenther <rguenther@suse.de>
3063 PR tree-optimization/34330
3064 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
3065 through the pointer will alias the SMT.
3067 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
3069 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
3071 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
3073 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
3075 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3076 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3078 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
3079 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
3080 (vashl_optab): New optab for vector/vector shifts.
3081 (vashr_optab): Ditto.
3082 (vlshr_optab): Ditto.
3083 (vrotl_optab): Ditto.
3084 (vrotr_optab): Ditto.
3085 (optab_subtype): New enum for optab_for_tree_code call.
3086 (optab_for_tree_code): Add enum optab_subtype argument.
3088 * optabs.c (optab_for_tree_code): Take an additional argument to
3089 distinguish between a vector shift by a scalar and vector shift by
3090 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
3091 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
3092 vector shift by a vector.
3093 (expand_widen_pattern_expr): Pass additional argument to
3094 optab_for_tree_code.
3096 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
3097 vrotl_optab, vrotr_optab.
3099 * expr.c (expand_expr_real_1): Update calls to
3100 optab_for_tree_code to distinguish between vector shifted by a
3101 scalar and vector shifted by a vector.
3102 * tree-vectorizer.c (supportable_widening_operation): Ditto.
3103 (supportable_narrowing_operation): Ditto.
3104 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
3105 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
3106 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
3107 (vect_create_epilog_for_reduction): Ditto.
3108 (vectorizable_reduction): Ditto.
3109 (vectorizable_operation): Ditto.
3110 (vect_strided_store_supported): Ditto.
3111 (vect_strided_load_supported): Ditto.
3112 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3113 * expmed.c (expand_shift): Ditto.
3115 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
3117 (ashr@var{m}3): Ditto.
3118 (vashl@var{m}3): Document new vector/vector shift standard name.
3119 (vashr@var{m}3): Ditto.
3120 (vlshr@var{m}3): Ditto.
3121 (vrotl@var{m}3): Ditto.
3122 (vrotr@var{m}3): Ditto.
3124 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
3125 (PPERM_INVERT): Ditto.
3126 (PPERM_REVERSE): Ditto.
3127 (PPERM_REV_INV): Ditto.
3128 (PPERM_ZERO): Ditto.
3129 (PPERM_ONES): Ditto.
3130 (PPERM_SIGN): Ditto.
3131 (PPERM_INV_SIGN): Ditto.
3132 (PPERM_SRC1): Ditto.
3133 (PPERM_SRC2): Ditto.
3135 * config/i386/sse.md (mulv2di3): Add SSE5 support.
3136 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
3137 allows a memory operand to be the value being added, and split it
3138 to improve vectorization.
3139 (sse5_pmacsdqh_mem): Ditto.
3140 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
3141 (sse5_mulv2div2di3_high): Ditto.
3142 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
3143 (vec_pack_trunc_v4si): Ditto.
3144 (vec_pack_trunc_v2di): Ditto.
3145 (sse5_pcmov_<mode>): Remove code that tried to use use
3146 andps/andnps instead of pcmov.
3147 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
3148 pmacsdqh instructions.
3149 (vec_widen_smult_lo_v4si): Ditto.
3151 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
3152 (PPERM_INVERT): Ditto.
3153 (PPERM_REVERSE): Ditto.
3154 (PPERM_REV_INV): Ditto.
3155 (PPERM_ZERO): Ditto.
3156 (PPERM_ONES): Ditto.
3157 (PPERM_SIGN): Ditto.
3158 (PPERM_INV_SIGN): Ditto.
3159 (PPERM_SRC1): Ditto.
3160 (PPERM_SRC2): Ditto.
3161 (ix86_expand_sse_movcc): Move the SSE5 test after the if
3163 (ix86_expand_int_vcond): If SSE5 generate all possible integer
3165 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
3166 says ignore whether the last reference is a memory operand.
3168 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3169 Paolo Bonzini <bonzini at gnu dot org>
3171 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
3174 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
3175 (vlshr<mode>3): Rename from vlshr<mode>3.
3176 (vashr<mode>3): Rename from vashr<mode>3.
3177 (mulv4sf3): Change the names of vector shift patterns.
3181 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
3184 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
3209 * config/spu/spu.md (v): New iterator macro to add v for vector types.
3210 (floatunssidf2_internal): Change vector/vector shift names.
3211 (floatunsdidf2_internal): Ditto.
3218 (vashl<mode>3): Rename from ashl<mode>3.
3219 (vashr<mode>3): Rename from ashr<mode>3.
3220 (vlshr<mode>3): Rename from lshr<mode>3.
3221 (vrotl<mode>3): Rename from rotl<mode>3.
3223 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3226 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
3227 multiply gives the wrong value when doing widening multiplies.
3228 (vec_widen_smult_lo_v4si): Ditto.
3230 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
3232 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
3233 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
3234 emit_library_call_value.
3235 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
3236 * tree.h (ECF_LIBCALL_BLOCK): Removed.
3237 * calls.c (initialize_argument_information, precompute_arguments,
3238 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
3239 (precompute_arguments): Removed flags parameter.
3240 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
3242 2008-05-14 Richard Guenther <rguenther@suse.de>
3244 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
3245 Make sure to register the store if the use is a PHI_NODE.
3247 2008-05-14 Olivier Hainque <hainque@adacore.com>
3249 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3250 memory if the component is to be referenced in BLKmode according
3251 to get_inner_reference.
3253 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
3255 * calls.c (emit_library_call_value_1): Restore code clearing
3256 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
3258 2008-05-14 Olivier Hainque <hainque@adacore.com>
3259 Nicolas Roche <roche@adacore.com>
3261 * configure.ac: Add support for a "gcc_subdir" variable in
3262 config-lang.in, to denote a subdirectory where the language/GCC
3263 integration files are to be found.
3264 * configure: Regenerate.
3266 2008-05-14 Ira Rosen <irar@il.ibm.com>
3268 PR tree-optimization/36098
3269 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
3270 value for the first load in the group in case of a gap.
3271 (vect_build_slp_tree): Check that there are no gaps in loads.
3273 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
3275 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
3276 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
3277 expand_copysign_bit, ): Change call to emit_no_conflict_block to
3278 emit_insn and remove unneeded code to construct extra args.
3279 (emit_no_conflict_block): Removed.
3280 * optabls.h: (emit_no_conflict_block): Removed.
3281 * cse.c (cse_extended_basic_block): Remove search for
3282 REG_NO_CONFLICT note.
3283 * global.c: Removed incorrect comment added in revision 117.
3284 * expr.c (convert_move): Change call to emit_no_conflict_block to
3286 * recog.c: Change comments so that they do not mention
3288 * local_alloc.c (combine_regs): Removed last parameter.
3289 (no_conflict_p): Removed.
3290 (block_alloc): Removed note, no_conflict_combined_regno and set
3291 local vars. Removed all code to process REG_NO_CONFLICT blocks.
3292 (combine_regs): Removed already_dead and code to look for
3293 REG_NO_CONFLICT notes.
3294 * lower_subreg (remove_retval_note): Removed code to look for
3295 REG_NO_CONFLICT block.
3296 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
3297 (resolve_clobber): Remove code to process libcalls that have
3298 REG_NO_CONFLICT notes.
3299 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
3301 * combine.c (can_combine_p, distribute_notes): Removed
3302 REG_NO_CONFLICT case.
3303 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
3305 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
3306 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
3308 * reg-notes.def (NO_CONFLICT): Removed.
3310 2008-05-14 David S. Miller <davem@davemloft.net>
3312 * config/sparc/sparc.c (sparc_profile_hook): If
3313 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
3314 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
3315 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3317 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
3319 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
3321 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
3324 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
3325 and op1 expansion before vector concat to have less live pseudos.
3327 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
3329 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
3330 ix86_expand_vector_set if supported.
3332 2008-05-13 Diego Novillo <dnovillo@google.com>
3333 Kenneth Zadeck <zadeck@naturalbridge.com>
3335 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
3337 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
3338 phinodes_print_statistics, init_ssanames, fini_ssanames,
3339 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
3340 release_ssa_name, release_defs, replace_ssa_name_symbol,
3341 ssanames_print_statistics): Move ...
3342 * tree-flow.h: ... here.
3343 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
3344 Use FN instead of cfun.
3345 (make_ssa_name_fn): Rename from make_ssa_name.
3346 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
3347 * tree-flow-inline.h (make_ssa_name): Move from
3348 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
3349 * omp-low.c (expand_omp_parallel):
3350 * tree-flow-inline.h (redirect_edge_var_map_result):
3351 * tree-ssa.c (init_tree_ssa): Add argument FN.
3352 Use it instead of cfun. Update all users.
3354 2008-05-13 Tom Tromey <tromey@redhat.com>
3356 PR preprocessor/22168:
3357 * doc/cpp.texi (Top): Update menu.
3358 (Alternatives to Wrapper #ifndef): New node.
3359 (Other Directives): Document deprecation.
3360 (Obsolete Features): Remove menu.
3361 (Assertions): Merge node into Obsolete Features.
3362 (Obsolete once-only headers): Move earlier; rename to Alternatives
3364 * doc/cppopts.texi: Update.
3365 * c.opt (Wdeprecated): Enable for C and ObjC.
3366 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
3367 (C++ Dialect Options): Move -Wno-deprecated from here to...
3368 (Warning Options): ... here.
3370 2008-05-13 Richard Guenther <rguenther@suse.de>
3373 * fold-const.c (fold_sign_changed_comparison): Do not allow
3374 changes in pointer-ness.
3376 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3379 * config/sh/sh.c (sh_expand_prologue): Don't clear
3380 RTX_FRAME_RELATED_P for push insns.
3382 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
3384 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
3386 2008-05-12 Anatoly Sokolov <aesok@post.ru>
3388 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
3389 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
3390 Use 'machine->is_leaf' instead of 'leaf_func_p'.
3392 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
3394 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
3395 (*vec_concatv4sf_sse): This.
3396 (*sse2_concatv2si): Renamed to ...
3397 (*vec_concatv2si_sse2): This.
3398 (*sse1_concatv2si): Renamed to ...
3399 (*vec_concatv2si_sse): This.
3400 (*vec_concatv2di_rex): Renamed to ...
3401 (*vec_concatv2di_rex64): This.
3402 (*vec_concatv2si_sse4_1): New.
3403 (*vec_concatv2di_rex64_sse4_1): Likewise.
3405 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
3407 PR rtl-optimization/36111
3408 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
3409 that was created for swappable operands.
3411 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
3414 * Makefile.in: Substitute GNATMAKE and GNATBIND.
3415 * configure.ac: Add call to ACX_PROG_GNAT.
3417 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
3419 * optc-gen.awk: Fix comment typo.
3421 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3423 * pretty-print.c (pp_integer_with_precision): Use
3424 HOST_LONG_LONG_FORMAT.
3426 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
3428 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
3430 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
3432 * config/i386/i386.c (bdesc_ptest): Removed.
3433 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
3434 (bdesc_args): Add __builtin_ia32_ptestz128,
3435 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
3436 (ix86_init_mmx_sse_builtins): Updated.
3437 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
3438 (ix86_expand_builtin): Updated.
3440 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
3442 * tree-cfg.c (valid_fixed_convert_types_p): New function.
3443 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
3445 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
3447 * value-prof.c (interesting_stringop_to_profile): Do not
3448 return early for BUILT_IN_MEMPCPY.
3450 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
3452 * calls.c (expand_call): Don't use callgraph to increase
3453 preferred_stack_boundary.
3455 * cgraph.h (cgraph_rtl_info): Use unsigned on
3456 preferred_incoming_stack_boundary.
3458 * final.c (rest_of_clean_state): Use unsigned on
3459 preferred_stack_boundary.
3461 2008-05-09 Tom Tromey <tromey@redhat.com>
3463 PR preprocessor/22231:
3464 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
3467 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
3469 PR tree-optimization/36129
3470 * tree-ssa-ccp.c: Include value-prof.h.
3471 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
3472 built-in function was folded to a constant.
3473 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
3475 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
3476 Sebastian Pop <sebastian.pop@amd.com>
3478 * tree-scalar-evolution.c: Document instantiate_scev.
3479 (instantiate_parameters_1): Renamed instantiate_scev_1.
3480 Don't use the same loop for instantiation_loop and evolution_loop.
3481 (instantiate_scev): New.
3482 (instantiate_parameters): Moved...
3483 (resolve_mixers): Update call to instantiate_scev_1 to pass the
3484 same loop twice. Maintains the semantics for this function.
3485 * tree-scalar-evolution.h (instantiate_scev): Declare.
3486 (instantiate_parameters): ...here. Now static inline.
3487 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
3488 instead of resolve_mixers.
3490 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3492 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
3494 2008-05-09 Tomas Bily <tbily@suse.cz>
3496 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
3497 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
3498 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3499 * c-common.c (c_common_truthvalue_conversion): Likewise.
3500 * tree-object-size.c (compute_object_offset): Likewise.
3501 * tree-inline.c (estimate_num_insns_1): Likewise.
3502 * varasm.c (const_hash_1, compare_constant, copy_constant)
3503 (compute_reloc_for_constant, output_addressed_constants)
3504 (initializer_constant_valid_p): Likewise.
3505 * c-omp.c (check_omp_for_incr_expr): Likewise.
3506 * gimplify.c (gimplify_expr): Likewise.
3507 * c-typeck.c (c_finish_return): Likewise.
3508 * tree-vectorizer.c (supportable_widening_operation)
3509 (supportable_narrowing_operation): Likewise.
3510 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
3511 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
3512 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
3513 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
3514 (descr_info_loc): Likewise.
3515 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3516 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
3517 (fold_unary): Likewise.
3518 * builtins.c (get_pointer_alignment): Likewise.
3519 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
3520 (instantiate_parameters_1): Likewise.
3521 * tree.c (expr_align, stabilize_reference): Likewise.
3522 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
3523 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
3524 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
3525 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3526 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
3527 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
3529 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
3530 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
3531 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3532 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
3533 (forward_propagate_comparison)
3534 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3535 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
3536 * emit-rtl.c (component_ref_for_mem_expr)
3537 (set_mem_attributes_minus_bitpos): Likewise.
3538 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
3539 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
3541 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
3542 (build_function_call, pointer_diff, build_compound_expr)
3543 (c_finish_return): Likewise.
3544 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
3545 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
3547 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
3548 * expr.c (is_aligning_offset): Likewise.
3549 * tree-ssa-alias.c (is_escape_site): Likewise.
3550 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
3551 (check_all_va_list_escapes): Likewise.
3552 * tree-ssa-loop-ivopts.c (determine_base_object)
3553 (determine_common_wider_type): Likewise.
3554 * dojump.c (do_jump): Likewise.
3555 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
3556 * tree-gimple.c (is_gimple_cast): Likewise.
3557 * fold-const.c (decode_field_reference, )
3558 (fold_sign_changed_comparison, fold_unary, fold_comparison)
3559 (fold_binary): Likewise.
3560 * tree-ssa-alias-warnings.c (find_alias_site_helper)
3561 (already_warned_in_frontend_p): Likewise.
3562 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
3563 * tree.c (really_constant_p, get_unwidened): Likewise.
3564 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3565 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3566 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
3568 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
3570 (CONVERT_EXPR_P): Define.
3571 (CASE_CONVERT): Define.
3573 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
3576 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
3577 (delete_unmarked_insns): When deleting a call, call
3578 delete_unreachable_blocks.
3579 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3580 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
3582 2008-05-08 Richard Guenther <rguenther@suse.de>
3584 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
3585 (-ftree-salias): Likewise.
3586 (salias-max-implicit-fields): Remove param documentation.
3587 (salias-max-array-elements): Likewise.
3588 * tree-pass.h (pass_create_structure_vars): Remove.
3589 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3590 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3591 * tree-ssa-alias.c (create_structure_vars): Remove.
3592 (gate_structure_vars): Likewise.
3593 (pass_create_structure_vars): Likewise.
3594 (gate_build_alias): Likewise.
3595 (pass_build_alias): Adjust to run always and dump the function.
3596 * common.opt (ftree-salias): Hide.
3597 * passes.c (init_optimization_passes): Remove
3598 pass_create_structure_vars, adjust comment.
3599 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3600 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3601 * opts.c (decode_options): Do not set flag_tree_salias.
3602 (common_handle_option): Add OPT_ftree_salias to the backward
3603 compatibility section.
3605 2008-05-08 Richard Guenther <rguenther@suse.de>
3607 * tree-flow-inline.h (var_can_have_subvars): Move ...
3608 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
3609 * tree-flow.h (var_can_have_subvars): Remove.
3610 (push_fields_onto_fieldstack): Remove.
3611 (sort_fieldstack): Likewise.
3612 (struct fieldoff): Move ...
3613 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
3614 alias_set and base_for_components fields.
3615 (sort_fieldstack): Make static.
3616 (push_fields_onto_fieldstack): Likewise. Remove code that
3617 handles anything but RECORD_TYPEs. Remove alias_set and
3618 base_for_components handling.
3619 (create_variable_info_for): Adjust.
3621 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
3623 * common.opt (Wframe-larger-than=): Shorten the help message
3625 * doc/invoke.texi (Wframe-larger-than=): Add more description.
3627 2008-05-08 Rafael Espindola <espindola@google.com>
3629 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
3631 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
3632 trap and that both operands are gimple values.
3633 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
3634 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
3637 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3639 * read-rtl.c (join_c_conditions): Return the first string if the
3640 two strings are equal.
3642 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3644 * gensupport.h (pred_data): Add a "num_codes" field.
3645 (add_predicate_code): Declare.
3646 * gensupport.c (add_predicate_code): New function.
3647 (std_pred_table): Add an "allows_const_p" field.
3648 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
3649 Remove the (incomplete) list of such codes from the codes field.
3650 (init_predicate_table): Use add_predicate_code. Add all
3651 RTX_CONST_OBJs if allows_const_p is true.
3652 * genrecog.c (process_define_predicate): Use add_predicate_code.
3654 2008-05-08 David Daney <ddaney@avtrex.com>
3655 Richard Sandiford <rsandifo@nildram.co.uk>
3657 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
3658 special case of constant zero operands.
3659 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
3660 old and new values. Special case constant zero values.
3661 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
3663 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
3664 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
3666 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
3669 * simplify-rtx.c (simplify_plus_minus): Create CONST of
3670 similar RTX_CONST_OBJ before CONST_INT.
3672 2008-05-08 Steve Ellcey <sje@cup.hp.com>
3674 * stmt.c (expand_stack_restore): Change sa mode if needed.
3676 2008-05-08 Richard Guenther <rguenther@suse.de>
3678 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
3679 return type to bool.
3680 (ix86_sol10_return_in_memory): Likewise.
3681 (ix86_i386elf_return_in_memory): Likewise.
3682 (ix86_i386interix_return_in_memory): Likewise.
3683 * config/i386/i386.c (ix86_return_in_memory): Likewise.
3684 (ix86_sol10_return_in_memory): Likewise.
3685 (ix86_i386elf_return_in_memory): Likewise.
3686 (ix86_i386interix_return_in_memory): Likewise.
3688 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3691 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
3693 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
3694 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
3697 2008-05-08 Richard Guenther <rguenther@suse.de>
3699 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
3700 * tree-data-ref.h (struct dr_alias): Remove subvars field.
3701 (DR_SUBVARS): Remove.
3702 * tree-dfa.c (dump_subvars_for): Remove.
3703 (debug_subvars_for): Likewise.
3704 (dump_variable): Do not dump subvars.
3705 (remove_referenced_var): Do not remove subvars.
3706 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
3707 (lookup_subvars_for_var): Remove.
3708 (get_subvars_for_var): Likewise.
3709 (get_subvars_at): Likewise.
3710 (get_first_overlapping_subvar): Likewise.
3711 (overlap_subvar): Likewise.
3712 * tree-flow.h (subvar_t): Remove.
3713 (struct var_ann_d): Remove subvars field.
3714 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
3715 argument. Remove special handling of SFTs.
3716 (compute_tag_properties): Likewise.
3717 (set_initial_properties): Likewise.
3718 (compute_call_clobbered): Likewise.
3719 (count_mem_refs): Likewise.
3720 (compute_memory_partitions): Likewise.
3721 (compute_flow_insensitive_aliasing): Likewise.
3722 (setup_pointers_and_addressables): Likewise.
3723 (new_type_alias): Likewise.
3724 (struct used_part): Remove.
3725 (used_portions): Likewise.
3726 (struct used_part_map): Likewise.
3727 (used_part_map_eq): Likewise.
3728 (used_part_map_hash): Likewise.
3729 (free_used_part_map): Likewise.
3730 (up_lookup): Likewise.
3731 (up_insert): Likewise.
3732 (get_or_create_used_part_for): Likewise.
3733 (create_sft): Likewise.
3734 (create_overlap_variables_for): Likewise.
3735 (find_used_portions): Likewise.
3736 (create_structure_vars): Likewise.
3737 * tree.def (STRUCT_FIELD_TAG): Remove.
3738 * tree.h (MTAG_P): Adjust.
3739 (struct tree_memory_tag): Remove base_for_components and
3740 unpartitionable flags.
3741 (struct tree_struct_field_tag): Remove.
3742 (SFT_PARENT_VAR): Likewise.
3743 (SFT_OFFSET): Likewise.
3744 (SFT_SIZE): Likewise.
3745 (SFT_NONADDRESSABLE_P): Likewise.
3746 (SFT_ALIAS_SET): Likewise.
3747 (SFT_UNPARTITIONABLE_P): Likewise.
3748 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
3749 (union tree_node): Remove sft field.
3750 * alias.c (get_alias_set): Remove special handling of SFTs.
3751 * print-tree.c (print_node): Remove handling of SFTs.
3752 * tree-dump.c (dequeue_and_dump): Likewise.
3753 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
3754 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
3755 * tree-predcom.c (set_alias_info): Do not set subvars.
3756 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
3757 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
3758 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
3759 (add_vars_for_offset): Remove.
3760 (add_virtual_operand): Remove special handling of SFTs.
3761 (add_call_clobber_ops): Likewise.
3762 (add_call_read_ops): Likewise.
3763 (get_asm_expr_operands): Likewise.
3764 (get_modify_stmt_operands): Likewise.
3765 (get_expr_operands): Likewise.
3766 (add_to_addressable_set): Likewise.
3767 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
3768 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3769 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
3770 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
3771 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
3772 (tree_node_structure): Likewise.
3773 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
3775 (find_what_p_points_to): Likewise.
3777 2008-05-08 Sa Liu <saliu@de.ibm.com>
3779 * config/spu/spu.md: Fixed subti3 pattern.
3781 2008-05-08 Richard Guenther <rguenther@suse.de>
3784 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
3785 sure to create a representative for trailing arrays for PTA.
3787 2008-05-08 Richard Guenther <rguenther@suse.de>
3790 * fold-const.c (operand_equal_p): Two objects which types
3791 differ in pointerness are not equal.
3793 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3795 * calls.c (compute_argument_block_size): Add argument tree fndecl.
3796 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
3797 (emit_library_call_value_1): Add new variable fndecl initialized by
3798 NULL_TREE. It should be the decl type of orgfun, but this information
3799 seems not to be available here, so it uses the default calling abi.
3800 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
3801 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
3802 by TARGET_RETURN_IN_MEMORY.
3803 * config/i386/i386-interix.h: Likewise.
3804 * config/i386/i386.h: Likewise.
3805 * config/i386/i386elf.h: Likewise.
3806 * config/i386/ptx4-i.h: Likewise.
3807 * config/i386/sol2-10.h: Likewise.
3808 * config/i386/sysv4.h: Likewise.
3809 * config/i386/vx-common.h: Likewise.
3810 * config/cris/cris.h: Removed #if 0 clause.
3811 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
3812 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
3814 (ix86_sol10_return_in_memory): Likewise.
3815 (ix86_i386elf_return_in_memory): New.
3816 (ix86_i386interix_return_in_memory): New.
3817 * config/mt/mt-protos.h (mt_return_in_memory): New.
3818 * config/mt/mt.c: Likewise.
3819 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3820 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
3821 * config/bfin/bfin.h: Likewise.
3822 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
3824 * config/bfin/bfin.c: Likewise.
3825 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3826 * config/alpha/unicosmk.h: Likewise.
3827 * config/i386/cygming.h: Likewise.
3828 * config/iq2000/iq2000.h: Likewise.
3829 * config/mips/mips.h: Likewise.
3830 * config/mn10300/mn10300.h: Likewise.
3831 * config/rs6000/rs6000.h: Likewise.
3832 * config/score/score.h: Likewise.
3833 * config/spu/spu.h: Likewise.
3834 * config/v850/v850.h: Likewise.
3835 * defaults.h: Likewise.
3836 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
3837 * expr.c (emit_block_move): Adjust use of
3838 OUTGOING_REG_PARM_STACK_SPACE.
3839 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
3840 OUTGOING_REG_PARM_STACK_SPACE.
3841 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
3843 2008-05-08 Jakub Jelinek <jakub@redhat.com>
3845 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
3846 on OMP_RETURN for OMP_FOR.
3849 * dwarf2out.c (dw_expand_expr, common_check): Removed.
3850 (fortran_common): New function.
3851 (gen_variable_die): Call fortran_common instead of common_check,
3852 adjust for it returning tree instead of rtx. Formatting.
3854 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3858 * see.c (see_copy_insn): Copy new pure const attributes for new call.
3859 * c-decl.c (merge_decls): Ditto.
3860 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
3861 to RTL_CONST_OR_PURE_CALL_P.
3862 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
3863 Initialized DECL_LOOPING_CONST_PURE.
3864 (process_call_operands): Set tree_side_effects properly.
3865 * tree.h (TREE_READONLY_DECL_P): Removed.
3866 (DECL_IS_PURE): Renamed to DECL_PURE_P.
3867 (DECL_LOOPING_OR_CONST_P): New macro.
3868 (struct tree_function_decl): Added looping_const_or_pure_p.
3870 (ECF_LOOPING_OR_CONST_P): New macro.
3871 * rtlanal.c (pure_const_p): Removed.
3872 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
3873 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
3874 to RTL_CONST_CALL_P.
3875 * ipa-pure-const.c (pure_const_state_e): Added looping field.
3876 (check_decl, check_tree, check_call, scan_function): Initialize
3878 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
3879 (static_execute): Set looping true for recursive functions.
3880 Undo setting state to IPA_NEITHER for recursive functions.
3882 * ifcvt.c (noce_can_store_speculate_p): Changed
3883 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
3884 RTL_CONST_OR_PURE_CALL_P.
3885 * dse.c (scan_insn): Ditto.
3886 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
3887 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
3888 RTL_CONST_OR_PURE_CALL_P.
3889 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
3890 pure_call_p to RTL_CONST_CALL_P.
3891 * gimplify.c (gimplify_call_expr): Clear side effects for
3892 non-looping pure and constant calls.
3893 * calls.c (emit_call_1): Set rtl flags from ecf flags.
3894 (flags_from_decl_or_type): Set ecf flags from decl flags.
3895 (initialize_argument_information): Turn off
3896 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
3897 Change const to pure if callee_copies is true rather than just
3899 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
3900 way of marking pure calls.
3901 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
3902 Remove hack that was supposed to fix pr7335 and remove old
3903 way of marking pure calls.
3904 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
3905 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
3906 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
3907 RTL_CONST_OR_PURE_CALL_P.
3908 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
3909 * loop-invariant.c (find_exits, find_invariant_bb): Changed
3910 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
3911 * sched-deps.c (schedule_analyze): Ditto.
3912 * rtl.h (struct rtx_def): Use call field, unchanging field, and
3913 return_val field of calls to represent pure and const function info.
3914 (CONST_OR_PURE_CALL_P): Deleted macro.
3915 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3916 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
3917 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
3919 * tree-optimize.c (execute_fixup_cfg): Added test for
3920 ECF_LOOPING_CONST_OR_PURE.
3921 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
3923 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
3924 effects for looping pure or const calls.
3925 (verify_gimple_expr): Added verification code.
3926 * config/alpha/alpha.c (alpha_legitimize_address,
3927 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
3929 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
3930 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
3931 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
3932 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
3933 RTL_CONST_OR_PURE_CALL_P.
3934 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
3935 and const calls to be deleted.
3937 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3940 * config/i386/mmx.md (mmx_subv2sf3): New expander.
3941 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
3942 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
3943 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3944 to handle nonimmediate operands.
3945 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
3946 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
3947 to handle nonimmediate operands.
3948 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
3949 (mmx_pmulhrwv4hi3): New expander. Use
3950 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3951 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
3952 (sse2_umulv1siv1di3): New expander. Use
3953 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3954 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
3955 (mmx_eq<mode>3): New expander. Use
3956 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3957 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
3958 (mmx_uavgv8qi3): New expander. Use
3959 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3960 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
3961 (mmx_uavgv4hi3): New expander. Use
3962 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3964 * config/i386/sse.md
3965 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
3966 to handle nonimmediate operands.
3967 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
3968 to handle nonimmediate operands.
3969 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
3970 to handle nonimmediate operands.
3971 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
3972 to handle nonimmediate operands.
3973 (sse2_unpckhpd_exp): New expander. Use
3974 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3975 (sse2_unpcklpd_exp): New expander. Use
3976 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3977 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
3978 to handle nonimmediate operands.
3979 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
3980 to handle nonimmediate operands.
3981 (*sse2_<plusminus_insn><mode>3): Rename from
3982 sse2_<plusminus_insn><mode>3 insn pattern.
3983 (sse2_<plusminus_insn><mode>3): New expander. Use
3984 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3985 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
3986 (sse2_umulv2siv2di3): New expander. Use
3987 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3988 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
3989 (sse4_1_mulv2siv2di3): New expander. Use
3990 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3991 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
3992 (sse2_pmaddwd): New expander. Use
3993 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3994 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
3995 (sse2_eq<mode>3): New expander. Use
3996 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3997 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
3998 (sse4_1_eqv2di3): New expander. Use
3999 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4000 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
4001 (sse2_uavgv16qi3): New expander. Use
4002 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4003 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
4004 (sse2_uavgv16qi3): New expander. Use
4005 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4006 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
4007 (sse2_uavgv8hi3): New expander. Use
4008 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4009 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
4010 (ssse3_pmulhrswv8hi3): New expander. Use
4011 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4012 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
4013 (ssse3_pmulhrswv4hi3): New expander. Use
4014 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4016 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
4017 (<sse>_vmmul<mode>3): Ditto.
4018 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
4020 (ssse3_pmaddubsw128): Use register_operand for operand 1.
4021 (ssse3_pmaddubsw): Ditto.
4023 * config/i386/i386.c (struct_builtin_description)
4024 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
4025 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
4026 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
4027 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
4028 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
4029 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
4030 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
4031 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
4032 (ix86_fixup_binary_operands): Assert that src1
4033 and src2 must have the same mode when swapped.
4034 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
4035 and ix86_binary_operator_ok. Do not force operands in registers
4038 2008-05-07 Jan Hubicka <jh@suse.cz>
4040 * cgraph.c (dump_cgraph_node): Update.
4041 * cgraph.h (cgraph_local_info): Break out inline summary.
4042 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
4044 * ipa-inline (inline_summary): New accestor function.
4045 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
4046 cgraph_decide_inlining, compute_inline_parameters): Update.
4047 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
4049 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4051 Cleanup ColdFire scheduling support and add V4 pipeline model.
4053 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
4054 (define_attr cpu): Add cfv4 value.
4055 (define_attr type, define_attr type1): Merge into a single 'type'
4056 attribute. Update all uses.
4057 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
4058 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
4060 (define_attr opx_mem, define_attr opy_mem): Remove.
4061 (define_attr op_mem): Clean up, update comment.
4062 (define_attr size): Use specific values instead of general int.
4063 (define_attr guess, define_attr split): Remove. Update all uses.
4064 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
4065 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
4066 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
4067 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
4068 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
4069 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
4070 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
4071 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
4072 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
4073 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
4074 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
4075 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
4076 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
4077 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
4078 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
4079 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
4080 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
4081 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
4082 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
4083 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
4084 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
4085 Update or set attributes.
4086 (stack_tie): New fake instruction.
4088 * config/m68k/m68k.h (TUNE_CFV4): New macro.
4089 (m68k_sched_attr_size): Update declaration.
4090 (m68k_sched_attr_type2): Remove.
4091 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
4092 Declare new bypass predicates.
4094 * config/m68k/m68k.c (m68k_sched_issue_rate,
4095 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
4097 (TARGET_SCHED_ISSUE_RATE,
4098 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
4099 (override_options): Handle scheduling for ColdFire V4 core.
4100 (m68k_expand_prologue): Emit stack_tie.
4101 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
4102 'OP_TYPE_FPN'. Update all uses.
4103 (sched_guess_p): Remove.
4104 (sched_address_type): Handle symbolic addresses.
4105 (sched_get_operand): New static function.
4106 (sched_operand_type): Merge into sched_attr_op_type.
4107 (sched_attr_op_type): Handle FP registers, handle quick constants,
4109 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
4110 (m68k_sched_attr_size): Update. Move logic to ...
4111 (sched_get_attr_size_int): New static function.
4112 (sched_get_opxy_mem_type): New static function.
4113 (m68k_sched_attr_op_mem): Update.
4114 (m68k_sched_attr_type2): Remove.
4115 (sched_cfv4_bypass_data): New static variable.
4116 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
4117 (m68k_sched_issue_rate): Implement scheduler hook.
4118 (struct _sched_ib: enabled_p): New field.
4119 (m68k_sched_variable_issue): Update. Handle V4.
4120 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
4121 sched_dump_class_func_t, sched_dump_split_class,
4122 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
4123 sched_dump_dfa_class, m68k_sched_dump): Remove.
4124 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
4126 (m68k_sched_init_global): Remove statisctics dumping, introduce
4127 sanity check that all instructions have pipeline reservations. Handle
4129 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4130 Handle ColdFire V4 core.
4131 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
4132 New static functions.
4133 (m68k_sched_address_bypass_p): New bypass predicate.
4134 (sched_get_indexed_address_scale): New static function.
4135 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
4137 * cf.md: Update comments.
4138 (define_attr type2): Remove. Use 'type' attribute instead.
4140 (cf_ib): Rename to cfv123_ib. Update all uses.
4141 (cf_oep): Rename to cfv123_oep. Update all uses.
4142 (cf_chr): Rename to cfv123_chr. Update all uses.
4143 (cf_mem): Rename to cfv123_mem. Update all uses.
4144 (cf_mac): Move to more appropriate place.
4145 (cfv123_guess): New automaton and cpu_unit.
4146 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
4147 Update uses of 'size' attribute. Handle before reload scheduling.
4148 (cfv123_guess): New dummy reservation for unhandled instructions.
4149 (cfv4_*): Pipeline description of ColdFire V4 core.
4150 (ignore): New reservation to handle 'ignore' type.
4152 2008-05-07 Ian Lance Taylor <iant@google.com>
4155 * gimplify.c (find_single_pointer_decl_1): Don't look through
4157 (find_single_pointer_decl): Adjust comments.
4159 2008-05-07 Jakub Jelinek <jakub@redhat.com>
4162 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
4163 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
4166 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
4167 integral type rather than floating point, then VIEW_CONVERT_EXPR
4168 to the floating point type.
4170 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4172 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
4173 TFmode op0 to register.
4175 2008-05-07 Alan Modra <amodra@bigpond.net.au>
4177 * c-decl.c (grokdeclarator): Comment typo.
4179 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
4181 * tree-flow.h: Remove prototype for computed_goto_p.
4182 * tree-cfg.c (computed_goto_p): Make static.
4184 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
4187 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
4188 (contains_aligned_value_p): This. Handle _Decimal128.
4189 (ix86_function_arg_boundary): Only align _Decimal128 to its
4190 natural boundary and handle it properly.
4192 2008-05-06 Martin Jambor <mjambor@suse.cz>
4194 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
4195 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
4196 (ipcp_method_set_orig_node): Removed.
4197 (ipcp_cval_get_cvalue_type): Removed.
4198 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
4199 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
4200 (ipcp_cval_set_cvalue_type): Removed.
4201 (ipcp_cval_get_cvalue): Removed.
4202 (ipcp_cval_set_cvalue): Removed.
4203 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
4204 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
4205 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
4206 (ipcp_cval_meet): Renamed to ipa_lattice_meet
4207 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
4208 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
4209 (ipcp_get_ith_lattice): Changed parameters.
4210 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
4211 (ipcp_lattice_from_jfunc): Changed parameters.
4212 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
4213 (ipcp_method_cval_print): Added temporary variable info.
4214 (ipcp_redirect): Removed already unused local variable caller.
4215 (ipcp_redirect): New temporary variable orig_callee_info
4216 (ipcp_redirect): Removed newly unused local variable callee.
4217 (ipcp_redirect): Removed (a bit confusing) local variable type.
4218 (ipcp_insert_stage): Added local variable info.
4219 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
4221 (ipcp_formal_create): Removed.
4222 (ipcp_method_cval_set): Removed.
4223 (ipcp_propagate_stage): Renamed lattice variables.
4224 (ipcp_method_cval_set_cvalue_type): Removed.
4225 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
4226 (ipcp_print_all_lattices): Changed printed strings to refer to
4227 lattices rather than cvals.
4228 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
4229 (ipcp_propagate_const): Changed formal parameters.
4230 (build_const_val): Changed formal parameters.
4231 (ipcp_insert_stage): Removed useless variable cvalue
4232 (build_const_val): Changed formal parameters.
4233 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
4234 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
4235 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
4236 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
4237 (ipcp_print_func_profile_counts): Changed string from "method" to
4239 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
4240 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
4241 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
4242 (ipcp_structures_print): Renamed to ipcp_print_all_structures
4243 (ipcp_profile_print): Renamed to ipcp_print_profile_data
4244 (ipcp_lat_is_const): Changed parameters and made inline.
4245 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
4246 (ipcp_redirect): Renamed to ipcp_need_redirect_p
4247 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
4248 the predicate condition directly
4249 (ipcp_propagate_stage): Added local variable args. Removed local
4250 variable callee. (Both are mere code simplifications.)
4251 (ipcp_method_dont_insert_const): Renamed to
4252 ipcp_node_not_modifiable_p.
4253 (ipcp_node_not_modifiable_p): Made inline.
4254 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
4255 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
4256 (ipcp_print_all_lattices): Removed variable cvalue
4257 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
4260 2008-05-06 Olivier Hainque <hainque@adacore.com>
4262 * tree-sra.c (try_instantiate_multiple_fields): Early return
4263 if field has POINTER_TYPE.
4265 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
4267 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
4268 by using 'q' specifier for instruction.
4269 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
4271 2008-05-06 Anatoly Sokolov <aesok@post.ru>
4273 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4274 Change mode of zero_extract from QImode to HImode.
4275 (sign bit tests peepholes): (Ditto.).
4277 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
4279 * config/i386/mmx.md: Remove double backslashes from asm templates.
4280 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
4281 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4282 to handle nonimmediate operands.
4283 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
4284 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4285 to handle nonimmediate operands.
4286 (*mmx_<code>v2sf3_finite): New insn pattern.
4287 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
4288 (mmx_<code>v2sf3): New expander. Use
4289 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4290 (mmx_<plusminus_insn><mode>3): New expander. Use
4291 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4292 (*mmx_<plusminus_insn><mode>3): New insn pattern.
4293 (mmx_add<mode>3): Removed.
4294 (mmx_ssadd<mode>3): Ditto.
4295 (mmx_usadd<mode>3): Ditto.
4296 (mmx_sub<mode>3): Ditto.
4297 (mmx_sssub<mode>3): Ditto.
4298 (mmx_ussub<mode>3): Ditto.
4299 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
4300 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
4301 to handle nonimmediate operands.
4302 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
4304 (mmx_smulv4hi3_highpart): New expander. Use
4305 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4306 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
4308 (mmx_umulv4hi3_highpart): New expander. Use
4309 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4310 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
4311 (mmx_<code>v4hi3): New expander. Use
4312 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4313 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
4314 (mmx_<code>v8qi3): New expander. Use
4315 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4316 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
4317 (mmx_<code><mode>3): New expander. Use
4318 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4320 2008-05-05 Jan Hubicka <jh@suse.cz>
4322 PR tree-optimization/36118
4323 * passes.c (pass_init_dump_file): Fix dump header.
4325 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4328 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
4329 VCE for function decls.
4331 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
4333 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
4335 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
4337 * config/i386/i386.md (sat_plusminus): New.
4338 (plusminus_insn): Likewise.
4339 (plusminus_mnemonic): Likewise.
4341 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
4342 (*<addsub><mode>3_cc_overflow): Renamed to ...
4343 (*<plusminus_insn><mode>3_cc_overflow): This.
4344 (*<addsub>si3_zext_cc_overflow): Renamed to ...
4345 (*<plusminus_insn>si3_zext_cc_overflow): This.
4347 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
4348 (<plusminus_insn><mode>3): This.
4349 (*<addsub><mode>3): Renamed to ...
4350 (*<plusminus_insn><mode>3): This.
4351 (<sse>_vm<addsub><mode>3): Renamed to ...
4352 (<sse>_vm<plusminus_insn><mode>3): This.
4353 (sse3_h<addsub>v4sf3): Renamed to ...
4354 (sse3_h<plusminus_insn>v4sf3): This.
4355 (sse3_h<addsub>v2df3): Renamed to ...
4356 (sse3_h<plusminus_insn>v2df3): This.
4357 (<plusminus_insn><mode>3): New.
4358 (*<plusminus_insn><mode>3): Likewise.
4359 (sse2_<plusminus_insn><mode>3): Likewise.
4360 (add<mode>): Removed.
4361 (*add<mode>3): Likewise.
4362 (sse2_ssadd<mode>3): Likewise.
4363 (sse2_usadd<mode>3): Likewise.
4364 (sub<mode>3): Likewise.
4365 (*sub<mode>3): Likewise.
4366 (sse2_sssub<mode>3): Likewise.
4367 (sse2_ussub<mode>3): Likewise.
4369 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
4371 * gthr-single.h: Add in required interface elements as per gthr.h.
4372 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
4373 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
4374 Generalize UNUSED macro.
4375 (__gthread_once): Add.
4376 (__gthread_key_create): Add.
4377 (__gthread_key_delete): Add.
4378 (__gthread_getspecific): Add.
4379 (__gthread_setspecific): Add.
4381 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
4383 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
4384 the same size types for the indirect reference on the rhs, then
4387 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
4389 * config/i386/i386.md
4390 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
4391 one insn template instead of template series.
4392 (*xordi_1_rex64): Ditto.
4393 (*xordi_2_rex64): Ditto.
4395 2008-05-05 Ira Rosen <irar@il.ibm.com>
4397 PR tree-optimization/36119
4398 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
4401 2008-06-04 Jan Hubicka <jh@suse.cz>
4403 tree-optimization/36100
4404 * tree-pass.h (pass_O0_always_inline): Declare.
4405 * ipa-inline.c (inline_transform): Remove dead code.
4406 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
4407 pass_O0_always_inline): New.
4408 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
4410 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
4412 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
4413 mnemonic in this_param move for TARGET_64BIT.
4415 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
4417 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
4418 (*strmovsi_rex_1): Ditto.
4419 (*strsetsi_1): Ditto.
4420 (*strsetsi_rex_1): Ditto.
4422 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
4423 adddicc expanders using SWI mode iterator.
4425 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
4428 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
4431 2008-05-04 David S. Miller <davem@davemloft.net>
4433 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
4434 (sparc*-*-linux*): Use linux.h in tm_file.
4435 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
4436 compiler defaulting to 32-bit.
4437 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
4439 * config/sparc/linux.h: Remove definitions now obtained
4440 properly from linux.h
4441 * config/sparc/linux64.h: Likewise.
4442 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
4443 don't want this setting for 32-bit builds in a biarch compiler.
4444 * doc/install.texi: Add sparc-linux to list of targets
4445 supporting --enable-targets=all.
4447 2008-05-03 Andrew Pinski <pinskia@gmail.com>
4449 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
4451 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
4453 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
4454 after V4SI_FTYPE_V8HI.
4455 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
4456 case V4SI_FTYPE_V2DF.
4458 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
4460 * doc/invoke.texi (max-flow-memory-locations): Removed.
4461 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
4463 2008-05-03 Richard Guenther <rguenther@suse.de>
4466 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
4468 2008-05-02 David S. Miller <davem@davemloft.net>
4470 * config.gcc (need_64bit_hwint): Document libcpp dependency.
4472 2008-05-02 Simon Baldwin <simonb@google.com>
4475 * c-common.h (warn_array_subscript_range): Removed.
4476 * c-common.c (warn_array_subscript_range): Ditto.
4477 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
4478 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
4480 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
4482 * config/i386/i386.c (ix86_special_builtin_type): New.
4483 (bdesc_special_args): Likewise.
4484 (ix86_expand_special_args_builtin): Likewise.
4485 (ix86_init_mmx_sse_builtins): Updated.
4486 (ix86_expand_builtin): Updated.
4487 (ix86_expand_store_builtin): Removed.
4488 (ix86_expand_unop_builtin): Likewise.
4490 * config/i386/mm3dnow.h (__v2sf): Moved to ...
4491 * config/i386/mmintrin.h (__v2sf): Here.
4493 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
4495 (_mm_loadl_pi): Likewise.
4496 (_mm_storeh_pi): Replace __v2si with __v2sf.
4497 (_mm_storel_pi): Likewise.
4499 * doc/extend.texi: Correct __builtin_ia32_loadhps,
4500 __builtin_ia32_loadlps, __builtin_ia32_storehps,
4501 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
4502 __builtin_ia32_loadlpd.
4504 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
4506 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
4507 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
4508 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
4509 (ix86_init_mmx_sse_builtins): Updated.
4510 (ix86_expand_args_builtin): Likewise.
4511 (ix86_expand_builtin): Likewise.
4512 (ix86_expand_unop1_builtin): Renamed to ...
4513 (ix86_expand_unop_vec_merge_builtin): This.
4515 2008-05-01 Jan Hubicka <jh@suse.cz>
4518 * ipa-inline.c (inline_generate_summary): Make static.
4519 (inline_transform): Do not call inlining at -O0; make static.
4520 * passes.c (execute_todo): Add sanity check.
4521 (execute_one_ipa_transform_pass): Execute proper flags.
4523 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
4525 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
4526 (DECL_NONADDRESSABLE_P): Likewise.
4527 * alias.c (record_component_aliases): Fix comment.
4529 2008-05-01 Simon Baldwin <simonb@google.com>
4531 * c-common.h (warn_array_subscript_range): New function.
4532 * c-common.c (warn_array_subscript_range): Ditto.
4533 * tree-vrp.c (check_array_ref): Corrected code to agree with
4534 comment, ignoring only arrays of size 0 or size 1.
4535 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
4537 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4539 * config/i386/i386.c (ix86_builtin_type): Replace
4540 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
4541 (bdesc_args): Updated.
4542 (ix86_init_mmx_sse_builtins): Likewise.
4543 (ix86_expand_args_builtin): Likewise.
4545 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
4548 * doc/extend.texi: Correct __builtin_ia32_palignr.
4550 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4553 * config/i386/i386.c (bdesc_crc32): Removed.
4554 (ix86_expand_crc32): Likewise.
4555 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
4556 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
4557 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
4558 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
4559 UINT_FTYPE_UINT_UCHAR.
4560 (bdesc_args): Updated. Add crc32 builtins.
4561 (ix86_init_mmx_sse_builtins): Updated.
4562 (ix86_expand_args_builtin): Updated to support subreg.
4564 * doc/extend.texi: Correct __builtin_ia32_crc32di.
4566 2008-05-01 Jan Hubicka <jh@suse.cz>
4568 * tree-pass.h (opt_pass): Add IPA_PASS.
4569 (varpool_node, cgraph_node): Forward declare.
4570 (ipa_opt_pass): Define.
4571 (pass_ipa_inline): Turn into ipa_opt_pass.
4572 (pass_apply_inline): Remove.
4573 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
4574 (apply_inline): Turn into ....
4575 (inline_transform): ... this one.
4576 (inline_generate_summary): New function.
4577 (pass_apply_inline): Remove.
4578 * function.h (ipa_opt_pass): Forward declare structure; typedef;
4580 (struct function): Add ipa_transforms_to_apply.
4581 * passes.c (register_one_dump_file): Work on IPA_PASS.
4582 (init_optimization_passes): Remove pass_inline_parameters and
4584 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
4585 (execute_one_pass) ... here; apply transforms when possible.
4586 (add_ipa_transform_pass, execute_ipa_summary_asses,
4587 execute_one_ipa_transform_pass): New.
4588 (execute_ipa_pass_list): Update for IPA_PASS type.
4590 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4592 * config/i386/i386.c (ix86_builtin_type): Add
4593 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
4594 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
4595 (bdesc_args): Add SSE4a builtins.
4596 (ix86_init_mmx_sse_builtins): Updated.
4597 (ix86_expand_args_builtin): Likewise.
4598 (ix86_expand_builtin): Likewise.
4600 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4602 * config/i386/i386.c (ix86_builtin_type): Add
4603 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
4604 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
4605 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
4606 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
4607 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
4608 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
4609 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
4610 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
4611 and DI_FTYPE_DI_DI_INT.
4612 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
4613 (ix86_init_mmx_sse_builtins): Updated.
4614 (ix86_expand_args_builtin): Likewise.
4615 (ix86_expand_builtin): Likewise.
4616 (ix86_expand_binop_imm_builtin): Removed.
4618 * doc/extend.texi: Correct __builtin_ia32_palignr128.
4620 2008-04-30 Richard Guenther <rguenther@suse.de>
4622 PR tree-optimization/32921
4623 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
4625 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
4627 * config/arm/arm.c (arm_unwind_emit): Use
4628 crtl->all_throwers_are_sibcalls instead of
4629 cfun->all_throwers_are_sibcalls.
4630 (arm_output_fn_unwind): Likewise.
4631 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
4632 instead of cfun->uses_pic_offset_table.
4633 (frv_expand_prologue): Likewise.
4634 (frv_frame_pointer_required): Likewise.
4635 (frv_expand_fdpic_call): Likewise.
4636 (frv_emit_movsi): Likewise.
4637 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
4638 cfun->returns_pcc_struct instead of
4639 current_function_returns_pcc_struct.
4640 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
4641 instead of cfun->calls_eh_return.
4642 (m32c_pushm_popm): Likewise.
4643 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
4644 "extern" declaration.
4646 2008-04-30 Richard Guenther <rguenther@suse.de>
4648 PR tree-optimization/21636
4649 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
4651 (evaluate_stmt): Print the likely value.
4652 (ccp_visit_stmt): Avoid excessive vertical spacing.
4654 2008-04-30 Rafael Espindola <espindola@google.com>
4656 * builtins.c (fold_call_expr): Return realret.
4657 * tree-ssa-threadedge.c
4658 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
4659 __builtin_object_size.
4661 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
4663 * gcc.c (wrapper_string): New variable.
4664 (insert_wrapper): New function.
4665 (execute): New option -wrapper.
4666 * doc/invoke.texi (Overall Options): New driver option -wrapper.
4668 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
4670 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
4671 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
4672 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
4674 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
4675 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
4676 config/rs6000/e500crtres64gprctr.asm,
4677 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
4678 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
4679 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
4680 config/rs6000/e500crtsav64gprctr.asm,
4681 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
4682 config/rs6000/e500crtsavg64gprctr.asm: New files.
4683 * config/rs6000/t-ppccomm: Add build rules for new files.
4684 (LIB2FUNCS_STATIC_EXTRA): Add new files.
4685 * config/rs6000/t-netbsd: Add build rules for new files.
4686 (LIB2FUNCS_STATIC_EXTRA): New variable.
4687 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
4688 (CRTSAVRES_DEFAULT_SPEC): Likewise.
4689 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
4691 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
4693 * config/i386/i386.c (ix86_builtin_type): Add
4694 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
4695 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
4696 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
4697 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
4698 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
4699 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
4700 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
4701 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
4702 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
4703 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
4704 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
4705 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
4706 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
4707 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
4708 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
4709 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
4710 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
4711 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
4712 V1DI_FTYPE_V2SI_V2SI.
4713 (bdesc_2arg): Moved to ...
4715 (ix86_init_mmx_sse_builtins): Updated.
4716 (ix86_expand_args_builtin): Updated. Take a pointer
4717 to const struct builtin_description. Handle comparison
4719 (ix86_expand_sse_compare): Take a new argument for swapping operands.
4720 (ix86_expand_builtin): Updated.
4722 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
4723 (ssse3_pmaddubsw128): This.
4724 (ssse3_pmaddubswv4hi3): Renamed to ...
4725 (ssse3_pmaddubsw): This.
4727 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
4728 (__builtin_ia32_packssdw128): Likewise.
4729 (__builtin_ia32_packuswb128): Likewise.
4730 (__builtin_ia32_pmaddubsw): Likewise.
4731 (__builtin_ia32_pmaddubsw128): Likewise.
4733 2008-04-30 Richard Guenther <rguenther@suse.de>
4735 PR tree-optimization/14847
4736 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
4737 (recognize_bits_test): Use it.
4738 (recognize_single_bit_test): Likewise.
4740 2008-04-30 Martin Jambor <mjambor@suse.cz>
4742 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
4743 instead of setting number of formal parameters to zero.
4744 (ipcp_init_stage): Do not set the number of actual parameters to zero
4746 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
4747 which are called with variable number of arguments.
4748 (ipcp_insert_stage): Explicitely skipping all nodes which are
4749 called with variable number of arguments.
4750 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
4751 number of parameters.
4753 * ipa-prop.h (struct ipa_node_params): Added flag
4754 called_with_var_arguments
4755 (ipa_set_param_count): Added. Changed sole setter to use it.
4756 (ipa_get_param_count): Added. All readers of param_count
4757 converted to use it instead.
4758 (ipa_set_called_with_variable_arg): Added.
4759 (ipa_is_called_with_var_arguments): Added.
4760 (ipa_get_ith_param): Added. All readers of param_decls converted
4762 (ipa_set_cs_argument_count): Added, sole writer to argument_count
4764 (ipa_get_cs_argument_count): Added, all readers of argument_count
4766 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
4769 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
4770 (struct ipcp_lattice): Renamed cval_type to type
4771 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
4773 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
4774 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
4775 (ipcp_insert_stage): Changed the type of variable cvalue to tree
4776 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
4777 (build_const_val): Changed the type of parameter cvalue to tree
4778 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
4779 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
4781 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
4784 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
4785 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
4786 (ipa_add_method): Renamed to ipa_push_func_to_list
4787 (ipa_remove_method): Renamed to ipa_pop_func_from_list
4788 (ipa_callsite_param_count): Removed.
4789 (ipa_callsite_param_count_set): Removed.
4790 (ipa_callsite_param): Removed.
4791 (ipa_callsite_callee): Removed.
4792 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
4793 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
4794 (ipa_method_formal_count): Removed.
4795 (ipa_method_formal_count_set): Removed.
4796 (ipa_method_get_tree): Removed.
4797 (ipa_method_tree_map_create): Removed.
4798 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
4799 (ipa_create_param_decls_array): Creates the array itself
4800 (ipa_create_param_decls_array): Temporary variable info instead of
4802 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
4803 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
4804 (get_type): Removed.
4805 (ipa_jf_get_info_type): Removed.
4806 (ipa_node_create): Renamed to ipa_create_node_params
4807 (ipa_free): Renamed to ipa_free_all_node_params
4808 (ipa_nodes_create): Renamed to ipa_create_all_node_params
4809 (ipa_edges_create): Renamed to ipa_create_all_edge_args
4810 (ipa_edges_free): Renamed to ipa_free_all_edge_args
4811 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
4812 (ipa_free_all_node_params): Deallocation to jump_functions moved to
4813 ipa_free_all_edge_args
4814 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
4815 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
4816 (ipa_create_methodlist_node): Removed.
4817 (ipa_methodlist_method): Removed.
4818 (ipa_methodlist_method_set): Removed.
4819 (ipa_methodlist_next_method): Removed.
4820 (ipa_methodlist_next_method_set): Removed.
4821 (ipa_method_is_modified): Removed.
4822 (ipa_method_modify_create): Removed.
4823 (ipa_method_modify_init): Temporary variable info instead of a few
4825 (ipa_detect_param_modifications): Temporary variable info instead of
4827 (ipa_compute_jump_functions): Temporary variable info instead of
4829 (ipa_method_modify_set): Removed.
4830 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
4831 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
4832 than craph_node as the first parameter.
4833 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
4834 (ipa_method_modify_init): Removed.
4835 (ipa_compute_jump_functions): Added a temp variable instead of
4836 repeatadly dereferencing the cgraph_edge.aux pointer
4837 (ipa_callsite_param_set_type): Removed.
4838 (ipa_compute_jump_functions): i renamed to index and moved to
4840 (ipa_callsite_param_set_info_type_formal): Removed.
4841 (ipa_callsite_param_set_info_type): Removed.
4842 (ipa_callsite_param_map_create): Removed.
4843 (ipa_callsite_tree): Removed.
4844 (ipa_callsite_caller): Removed.
4845 (ipa_pop_func_from_list): return_method removed to return_func
4847 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
4848 prefixed all values with IPA_. Changed all users.
4849 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
4850 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
4851 and FORMAL_IPATYPE IPA_PASS_THROUGH.
4852 (union parameter_info): Renamed to jump_func_value.
4853 (union jump_func_value): Renamed value to constant
4854 (struct ipa_jump_func): Renamed info_type to value
4855 (struct ipa_node): Renamed to ipa_node_params
4856 (struct ipa_node_params): Renamed ipa_arg_num to param_count
4857 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
4858 (struct ipa_node_params): Renamed ipa_mod to modified_flags
4859 (struct ipa_edge): Renamed to ipa_edge_args
4860 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
4861 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
4862 (struct ipa_methodlist): Renamed to ipa_func_list
4863 (struct ipa_func_list): method_p renamed to node, next_method
4865 (ipa_methodlist_p): Removed, switched all users to struct pointer
4866 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
4868 2008-04-30 Alan Modra <amodra@bigpond.net.au>
4870 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
4871 (rs6000_emit_epilogue): Use backchain to restore only when we
4872 have a large frame. Make use of frame pointer to restore if we
4873 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
4875 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
4877 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4878 Add mode to zero_extract.
4879 (sign bit tests peepholes): (Ditto.).
4881 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
4883 * config/i386/i386.c (ix86_builtins): Replace Prescott New
4884 Instructions in comments with SSE3.
4885 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
4886 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
4887 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
4888 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
4889 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
4890 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
4891 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
4892 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
4893 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
4894 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
4895 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
4896 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
4897 (bdesc_sse_args): Renamed to ...
4898 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
4899 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
4900 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
4902 (bdesc_1arg): Moved to ...
4904 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
4905 Instructions in comments with SSE3.
4906 (ix86_expand_sse_operands_builtin): Renamed to ...
4907 (ix86_expand_args_builtin): This. Updated.
4908 (ix86_expand_unop1_builtin): Update comments.
4909 (ix86_expand_builtin): Updated.
4911 2008-04-29 Richard Guenther <rguenther@suse.de>
4913 PR tree-optimization/36078
4914 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
4915 Update virtual SSA form after cleaning up the CFG.
4917 2008-04-29 Richard Guenther <rguenther@suse.de>
4920 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
4922 2008-04-29 Richard Guenther <rguenther@suse.de>
4924 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
4925 (compute_may_aliases): Do not call finalize_ref_all_pointers.
4926 (compute_flow_insensitive_aliasing): Do not treat
4927 PTR_IS_REF_ALL pointers special.
4928 (get_smt_for): Likewise.
4929 (may_alias_p): Re-structure.
4930 (is_escape_site): A ref-all pointer conversion is not an escape site.
4931 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
4932 PTR_IS_REF_ALL pointers special.
4933 * tree-ssa-structalias.h (struct alias_info): Remove
4934 ref_all_symbol_mem_tag field.
4935 (PTR_IS_REF_ALL): Remove.
4937 2008-04-29 Richard Guenther <rguenther@suse.de>
4940 * fold-const.c (extract_muldiv_1): In combining division constants
4941 make sure to never overflow.
4943 2008-04-29 Nick Clifton <nickc@redhat.com>
4945 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
4947 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4950 * optc-gen.awk: Work around HP-UX/IA awk bug.
4952 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
4954 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
4957 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4960 * config/i386/i386.md
4961 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
4962 Change operand 1 predicate to nonimmediate_operand.
4964 2008-04-28 Jakub Jelinek <jakub@redhat.com>
4967 * dwarf2out.c (struct die_struct): Mark as chain_circular through
4969 * gengtype.c (walk_type, write_func_for_structure): Handle
4971 * doc/gty.texi: Document chain_circular.
4973 2008-04-28 Richard Guenther <rguenther@suse.de>
4975 PR tree-optimization/36066
4976 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
4979 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4982 * config/i386/i386.md
4983 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
4984 Use match_scratch instead of match_operand for operands 3 and 4.
4986 2008-04-27 Richard Guenther <rguenther@suse.de>
4988 PR tree-optimization/18754
4989 PR tree-optimization/34223
4990 * tree-pass.h (pass_complete_unrolli): Declare.
4991 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
4992 loop size before and after unconditionally of UL_NO_GROWTH in effect.
4993 Rewrite loop into loop closed SSA form if it is not already.
4994 (tree_unroll_loops_completely): Re-structure to iterate over
4995 innermost loops with intermediate CFG cleanups.
4996 Unroll outermost loops only if requested or the code does not grow
4998 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
4999 loops are available.
5000 (tree_vectorize): Instead do so here.
5001 (tree_complete_unroll): Also unroll outermost loops.
5002 (tree_complete_unroll_inner): New function.
5003 (gate_tree_complete_unroll_inner): Likewise.
5004 (pass_complete_unrolli): New pass.
5005 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
5006 uses outside of the loop.
5007 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
5008 form if it is available.
5009 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
5010 * passes.c (init_optimization_passes): Schedule complete inner
5011 loop unrolling pass before the first CCP pass after final inlining.
5013 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
5015 * targhooks.h (default_emutls_var_fields,
5016 default_emutls_var_init): Declare.
5017 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
5018 * target.h (struct gcc_target): Add struct emutls member.
5019 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
5020 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
5021 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
5022 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
5023 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
5024 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
5025 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
5026 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
5027 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
5028 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
5029 emit debug information.
5030 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
5031 * varasm.c: Include targhooks.h.
5032 (emutls_object_section, emutls_tmpl_section): New.
5033 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
5034 (EMUTLS_SEPARATOR): New.
5036 (get_emutls_object_name): New.
5037 (default_emutls_var_fields): New, broken out of ...
5038 (get_emutls_object_type): ... here. Adjust to use target hooks.
5039 (get_emutls_init_templ_addr): Adjust to use target hooks.
5040 (emutls_decl): Adjust to use target hooks.
5041 (emutls_finish): Likewise.
5042 (default_emutls_var_init): New, broken out of ...
5043 (assemble_variable): ... here. Adjust to use target hooks.
5044 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
5046 * c-common.c (handle_section_attribute): Prevent overriding
5047 sections for emulated tls with special sections.
5048 * config/i386/i386.c (x86_64_elf_select_section): Add
5049 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
5050 (x86_64_elf_unique_section): Likewise.
5051 * config/vxworks.c: Include tree.h.
5052 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
5053 (vxworks_override_options): Set TLS scheme.
5054 * doc/tm.texi (Emulated TLS): New node.
5056 2008-04-26 Simon Baldwin <simonb@google.com>
5059 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
5060 with propagated string constants.
5062 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
5064 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
5065 constraint for operand 2 when operand 0 is memory operand.
5066 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
5067 operand 0 is memory operand.
5068 (fix_trunc<mode>_i387_with_temp): Ditto.
5069 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
5070 operand 2 when operand 1 is memory operand.
5071 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
5072 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
5073 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
5074 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
5075 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
5076 operands 2,3 and 4 when operand 1 is memory operand.
5077 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
5079 (fistdi2_floor_with_temp): Ditto.
5080 (fist<mode>2_floor_with_temp): Ditto.
5081 (fistdi2_ceil_with_temp): Ditto.
5082 (fist<mode>2_ceil_with_temp): Ditto.
5083 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
5085 2008-04-26 David Daney <ddaney@avtrex.com>
5087 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
5089 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
5090 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
5091 UNSPEC_UPDATE_GOT_VERSION): Renumber.
5092 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
5093 (compare_and_swap_12): New insn.
5094 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
5095 * config/mips/mips.c (mips_force_binary): New function.
5096 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
5097 (mips_expand_compare_and_swap_12): New function.
5098 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
5100 2008-04-25 Jan Hubicka <jh@suse.cz>
5103 * cfgexpand.c (pass_expand): Turn into RTL pass.
5104 * passes.c (execute_one_pass): Do pass typechecking after execution.
5105 * tree-pass.h (pass_expand): Turn into RTL pass.
5107 * function.h (struct rtl_data): Move here fields
5108 accesses_prior_frames, calls_eh_return, saves_all_registers,
5109 has_nonlocal_goto, has_asm_statement, is_thunk,
5110 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
5111 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
5112 arg_pointer_save_area_init from struct function; turn into bool.
5113 (struct function): Move
5114 calls_eh_return, saves_all_registers, has_nonlocal_goto,
5115 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
5116 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
5117 tail_call_emit, arg_pointer_save_area_init
5118 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
5119 (current_function_returns_struct, current_function_returns_pcc_struct,
5120 current_function_calls_setjmp, current_function_calls_alloca,
5121 current_function_accesses_prior_frames,
5122 current_function_calls_eh_return, current_function_is_thunk,
5123 current_function_stdarg, current_function_profile,
5124 current_function_limit_stack, current_function_uses_pic_offset_table,
5125 current_function_uses_const_pool, current_function_has_nonlocal_label,
5126 current_function_saves_all_registers,
5127 current_function_has_nonlocal_goto,
5128 current_function_has_asm_statement): Remove accesor macros.
5129 * ra-conflict.c (global_conflicts): Update.
5130 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
5131 (suitable_for_tail_call_opt_p): Update.
5132 * builtins.c (expand_builtin_return_addr): Update.
5133 (expand_builtin_setjmp_setup): Update.
5134 (expand_builtin_nonlocal_goto): Update.
5135 * final.c (final_start_function): Update.
5136 (profile_function): Update.
5137 (leaf_function_p): Update.
5138 (only_leaf_regs_used): Update.
5139 * df-scan.c (df_get_exit_block_use_set): Update.
5140 * dojump.c (clear_pending_stack_adjust): Update.
5141 * tree-stdarg.c (gate_optimize_stdarg): Update.
5142 * gimple-low.c (lower_function_body): Update.
5143 * global.c (compute_regsets): Update.
5144 (global_alloc): Update.
5145 * dwarf2out.c (dwarf2out_begin_prologue): Update.
5146 * expr.c (expand_assignment): Update.
5147 * dse.c (dse_step0): Update.
5148 (dse_step1): Update.
5149 * c-decl.c (store_parm_decls): Update.
5150 * local-alloc.c (combine_regs): Update.
5151 (find_free_reg): Update.
5152 * function.c (assign_parms_augmented_arg_list): Update.
5153 (assign_parm_find_data_types): Update.
5154 (assign_parms): Update.
5155 (allocate_struct_function): Update.
5156 (expand_function_start): Update.
5157 (expand_function_end): Update.
5158 (get_arg_pointer_save_area): Update.
5159 (thread_prologue_and_epilogue_insns): Update.
5160 (rest_of_match_asm_constraints): Update.
5161 * stor-layout.c (variable_size): Update.
5162 * gcse.c (gcse_main): Update.
5163 (bypass_jumps): Update.
5164 * gimplify.c (gimplify_function_tree): Update.
5165 * calls.c (emit_call_1): Update.
5166 (expand_call): Update.
5167 * bt-load.c (compute_defs_uses_and_gen): Update.
5168 * except.c (sjlj_assign_call_site_values): Update.
5169 (sjlj_emit_function_enter): Update.
5170 (can_throw_external): Update.
5171 (set_nothrow_function_flags): Update.
5172 (expand_builtin_unwind_init): Update.
5173 (expand_eh_return): Update.
5174 (convert_to_eh_region_ranges): Update.
5175 (output_function_exception_table): Update.
5176 * emit-rtl.c (gen_tmp_stack_mem): Update.
5177 * cfgexpand.c (expand_used_vars): Update.
5178 (tree_expand_cfg): Update.
5179 * cfgcleanup.c (rest_of_handle_jump): Update.
5180 * explow.c (allocate_dynamic_stack_space): Update.
5181 * varasm.c (assemble_start_function): Update.
5182 (force_const_mem): Update.
5183 (mark_constant_pool): Update.
5184 * tree-optimize.c (tree_rest_of_compilation): Update.
5185 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
5186 * tree-cfg.c (notice_special_calls): Update.
5187 (is_ctrl_altering_stmt): Update.
5188 (tree_can_make_abnormal_goto): Update.
5189 (tree_purge_dead_abnormal_call_edges): Update.
5190 * config/alpha/predicates.md: Update.
5191 * config/alpha/alpha.c (alpha_sa_mask): Update.
5192 (alpha_sa_size): Update.
5193 (alpha_does_function_need_gp): Update.
5194 (alpha_expand_prologue): Update.
5195 (alpha_start_function): Update.
5196 (alpha_output_function_end_prologue): Update.
5197 (alpha_expand_epilogue): Update.
5198 * config/frv/frv.c (frv_stack_info): Update.
5199 (frv_expand_epilogue): Update.
5200 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
5201 (s390_register_info): Update.
5202 (s390_frame_info): Update.
5203 (s390_init_frame_layout): Update.
5204 (s390_can_eliminate): Update.
5205 (save_gprs): Update.
5206 * config/spu/spu.c (spu_split_immediate): Update.
5207 (need_to_save_reg): Update.
5208 (spu_expand_prologue): Update.
5209 (spu_expand_epilogue): Update.
5210 * config/sparc/sparc.md: Update.
5211 * config/sparc/sparc.c (eligible_for_return_delay): Update.
5212 (sparc_tls_got): Update.
5213 (legitimize_pic_address): Update.
5214 (sparc_emit_call_insn): Update.
5215 (sparc_expand_prologue): Update.
5216 (output_return): Update.
5217 (print_operand): Update.
5218 (sparc_function_ok_for_sibcall): Update.
5219 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
5220 * config/m32r/m32r.md: Update.
5221 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
5222 (m32r_compute_frame_size): Update.
5223 (m32r_expand_prologue): Update.
5224 (m32r_expand_epilogue): Update.
5225 (m32r_legitimize_pic_address): Update.
5226 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
5227 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
5228 * config/i386/i386.c (ix86_frame_pointer_required): Update.
5230 (ix86_save_reg): Update.
5231 (ix86_compute_frame_layout): Update.
5232 (ix86_expand_prologue): Update.
5233 (ix86_expand_epilogue): Update.
5234 * config/sh/sh.c (output_stack_adjust): Update.
5235 (calc_live_regs): Update.
5236 (sh5_schedule_saves): Update.
5237 (sh_expand_prologue): Update.
5238 (sh_expand_epilogue): Update.
5239 (sh_setup_incoming_varargs): Update.
5240 (sh_allocate_initial_value): Update.
5241 (sh_get_pr_initial_val): Update.
5242 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
5243 * config/sh/sh.md (label:): Update.
5244 * config/avr/avr.c (out_movhi_mr_r): Update.
5245 * config/crx/crx.h (enum): Update.
5246 * config/xtensa/xtensa.h (along): Update.
5247 * config/stormy16/stormy16.c Update.
5248 (xstormy16_compute_stack_layout): Update.
5249 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
5250 (fr30_expand_prologue): Update.
5251 * config/cris/cris.c (cris_conditional_register_usage): Update.
5252 (cris_reg_saved_in_regsave_area): Update.
5253 (cris_initial_frame_pointer_offset): Update.
5254 (cris_simple_epilogue): Update.
5255 (cris_expand_prologue): Update.
5256 (cris_expand_epilogue): Update.
5257 (cris_expand_pic_call_address): Update.
5258 (cris_asm_output_symbol_ref): Update.
5259 (cris_asm_output_label_ref): Update.
5260 * config/cris/cris.md Update.
5261 * config/iq2000/iq2000.c (compute_frame_size): Update.
5262 (iq2000_expand_epilogue): Update.
5263 * config/mt/mt.h (save_direction): Update.
5264 * config/mn10300/mn10300.c (mn10300_function_value): Update.
5265 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5266 (ia64_secondary_reload_class): Update.
5267 * config/m68k/m68k.c (m68k_save_reg): Update.
5268 (m68k_expand_prologue): Update.
5269 (m68k_expand_epilogue): Update.
5270 (legitimize_pic_address): Update.
5271 * config/rs6000/rs6000.c (rs6000_got_register): Update.
5272 (first_reg_to_save): Update.
5273 (first_altivec_reg_to_save): Update.
5274 (compute_vrsave_mask): Update.
5275 (compute_save_world_info): Update.
5276 (rs6000_stack_info): Update.
5277 (spe_func_has_64bit_regs_p): Update.
5278 (rs6000_ra_ever_killed): Update.
5279 (rs6000_emit_eh_reg_restore): Update.
5280 (rs6000_emit_allocate_stack): Update.
5281 (rs6000_emit_prologue): Update.
5282 (rs6000_emit_epilogue): Update.
5283 (rs6000_output_function_epilogue): Update.
5284 (output_profile_hook): Update.
5285 (rs6000_elf_declare_function_name): Update.
5286 * config/rs6000/rs6000.h (rs6000_args): Update.
5287 * config/rs6000/rs6000.md: Update.
5288 * config/mcore/mcore.c (mcore_expand_prolog): Update.
5289 * config/arc/arc.c (arc_output_function_epilogue): Update.
5290 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
5291 * config/darwin.c (machopic_function_base_name): Update.
5292 * config/score/score3.c (score3_compute_frame_size): Update.
5295 (score3_epilogue): Update.
5296 * config/score/score7.c (score7_compute_frame_size): Update.
5297 (score7_prologue): Update.
5298 (score7_epilogue): Update.
5299 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
5300 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
5301 * config/arm/arm.c (use_return_insn): Update.
5302 (require_pic_register): Update.
5303 (arm_load_pic_register): Update.
5304 (arm_compute_save_reg0_reg12_mask): Update.
5305 (arm_compute_save_reg_mask): Update.
5306 (thumb1_compute_save_reg_mask): Update.
5307 (output_return_instruction): Update.
5308 (arm_output_function_prologue): Update.
5309 (arm_output_epilogue): Update.
5310 (arm_get_frame_offsets): Update.
5311 (arm_expand_prologue): Update.
5312 (thumb_pushpop): Update.
5313 (thumb_exit): Update.
5314 (thumb1_expand_prologue): Update.
5315 (thumb1_expand_epilogue): Update.
5316 (arm_unwind_emit): Update.
5317 (arm_output_fn_unwind): Update.
5318 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
5319 * config/arm/arm.md: Update.
5320 * config/pa/pa.md: Update.
5321 * config/pa/pa.c (legitimize_pic_address): Update.
5322 (compute_frame_size): Update.
5323 (hppa_expand_prologue): Update.
5324 (hppa_expand_epilogue): Update.
5325 (borx_reg_operand): Update.
5326 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
5327 (HARD_REGNO_RENAME_OK): Update.
5328 * config/mips/mips.c (mips_global_pointer): Update.
5329 (mips_save_reg_p): Update.
5330 (mips_compute_frame_info): Update.
5331 (mips_frame_pointer_required): Update.
5332 (mips_expand_prologue): Update.
5333 (mips_expand_epilogue): Update.
5334 (mips_can_use_return_insn): Update.
5335 (mips_reorg_process_insns): Update.
5336 * config/v850/v850.c (compute_register_save_size): Update.
5337 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
5338 * config/mmix/mmix.c (along): Update.
5339 (mmix_expand_epilogue): Update.
5340 * config/bfin/bfin.c (legitimize_pic_address): Update.
5341 (must_save_p): Update.
5342 (stack_frame_needed_p): Update.
5343 (add_to_reg): Update.
5344 (bfin_expand_prologue): Update.
5345 * stmt.c (expand_asm_operands): Update.
5346 * reload1.c (reload): Update.
5347 (init_elim_table): Update.
5349 2008-04-25 Bob Wilson <bob.wilson@acm.org>
5351 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
5353 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
5355 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
5356 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
5357 (mov<mode>): Removed.
5358 (*movv4sf_internal): Likewise.
5359 (*movv2df_internal): Likewise.
5361 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
5363 * config.gcc (crx-*-elf): Remove deprecation.
5365 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
5367 * config/i386/cygming-crtend.c (register_frame_ctor): Register
5368 __gcc_deregister_frame with atexit.
5369 (deregister_frame_dtor): Remove.
5371 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
5372 Nathan Sidwell <nathan@codesourcery.com>
5374 * config/rs6000/rs6000.opt (mspe): Remove Var property.
5376 * config/rs6000/rs6000.h (rs6000_spe): Declare.
5377 (rs6000_isel): Likewise.
5378 * config/rs6000/rs6000.c (rs6000_spe): New variable.
5379 (rs6000_isel): New variable.
5380 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
5382 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5385 * c-common.c (handle_vector_size_attribute): Call
5386 lang_hooks.types.reconstruct_complex_type instead of
5387 reconstruct_complex_type.
5388 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
5389 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
5390 * langhooks.h (struct lang_hooks_for_types): Add
5391 reconstruct_complex_type hook.
5392 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
5393 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
5395 2008-04-24 Richard Guenther <rguenther@suse.de>
5397 * c-common.h (check_builtin_function_arguments): Declare.
5398 * c-common.c (validate_nargs): New function.
5399 (check_builtin_function_arguments): Likewise.
5400 * c-typeck.c (build_function_call): Call
5401 check_builtin_function_arguments.
5402 * builtins.c (fold_builtin_classify): Remove error reporting code.
5403 (fold_builtin_unordered_cmp): Likewise.
5404 (fold_builtin_1): Likewise.
5405 (fold_builtin_n): Likewise.
5407 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5409 PR tree-optimization/36008
5410 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
5411 the original op1, rather than delta by step.
5413 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
5414 Sebastian Pop <sebastian.pop@amd.com>
5416 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
5417 eliminate_local_variables_stmt, eliminate_local_variables,
5418 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
5419 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
5420 of code delimited by two edges in the CFG.
5421 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
5422 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
5423 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
5424 the case of parallelisation of reductions.
5425 (expr_invariant_in_region_p): New.
5427 * tree-flow.h (gather_blocks_in_sese_region): Declared.
5428 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
5430 2008-04-24 Ira Rosen <irar@il.ibm.com>
5431 Richard Guenther <rguenther@suse.de>
5433 PR tree-optimization/36034
5434 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
5435 incapable of dealing with loads with gaps.
5437 2008-04-24 Rafael Espindola <espindola@google.com>
5439 * tree-flow.h (vrp_evaluate_conditional): Change signature.
5440 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5441 vrp_evaluate_conditional.
5442 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
5443 (vrp_evaluate_conditional): Split the cond argument.
5444 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
5445 (simplify_stmt_for_jump_threading): Update call to
5446 vrp_evaluate_conditional.
5448 2008-04-24 Ira Rosen <irar@il.ibm.com>
5450 PR tree-optimization/35982
5451 * tree-vect-analyze.c (vect_check_interleaving): Check that the
5452 interleaved data-refs are of the same type.
5454 2008-04-24 Danny Smith <dannysmith@users.net>
5456 * c-format.c (check_format_info_main): Use strncmp rather than a
5457 magic prefix to handle multichar length specs.
5458 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
5459 Don't prefix "I64" and "I32" with '\0'.
5461 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5464 * config/i386/i386.c (init_cumulative_args): Don't pass anything
5465 in registers for -m32 only if stdarg_p (fntype).
5467 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
5469 PR rtl-optimization/36006
5470 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
5471 temp to op0 in order to avoid invalid rtx sharing.
5473 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5475 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
5476 check TREE_INVARIANT.
5477 * tree-gimple.c (is_gimple_address): New.
5478 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
5479 * tree-gimple.h (is_gimple_address): New.
5480 * tree.h (decl_address_invariant_p): New.
5481 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
5482 (build_string): Likewise.
5483 (decl_address_invariant_p): New, from is_gimple_invariant_address.
5484 (tree_invariant_p_1): Likewise.
5485 (save_expr): Use it.
5486 (tree_invariant_p): New.
5487 (skip_simple_arithmetic): Use it.
5488 (stabilize_reference_1): Use it.
5489 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
5491 (build1_stat): Drop code to compute TREE_INVARIANT.
5492 (build2_stat): Drop code to compute TREE_INVARIANT.
5493 (build3_stat): Drop code to compute TREE_INVARIANT.
5494 (build4_stat): Drop code to compute TREE_INVARIANT.
5495 (build5_stat): Drop code to compute TREE_INVARIANT.
5496 (build7_stat): Drop code to compute TREE_INVARIANT.
5497 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
5498 * tree.h (struct tree_base): Remove invariant_flag.
5499 (TREE_INVARIANT): Remove.
5500 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
5501 (fold_builtin_expect): Check TREE_CONSTANT.
5502 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
5503 * c-tree.h (c_expr_to_decl): Drop third parameter.
5504 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
5505 (build_c_cast): Don't set TREE_INVARIANT.
5506 (pop_init_level): Don't set TREE_INVARIANT.
5507 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
5508 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
5510 (gimplify_init_constructor): Don't set TREE_INVARIANT.
5511 (gimplify_addr_expr): Adjust comment.
5512 * tree-mudflap.c (mf_build_string):
5513 * print-tree.c (print_node): Don't print TREE_INVARIANT.
5514 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
5515 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
5516 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
5517 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
5518 * langhooks.h (struct lang_hooks): Drop third parameter from
5521 2008-04-23 Richard Guenther <rguenther@suse.de>
5523 PR tree-optimization/27799
5524 PR tree-optimization/32921
5525 PR tree-optimization/32624
5526 * tree-ssa-structalias.c (merge_smts_into): Only merge the
5527 SMTs aliases and the tag itself into the solution.
5528 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
5529 merge the points-to solution back into the SMT aliases.
5530 (may_alias_p): Use alias_set_subset_of instead of
5531 aliases_conflict_p. A pointer which points to
5532 memory with alias set zero may access any variable.
5534 2008-04-23 Richard Guenther <rguenther@suse.de>
5536 * alias.c (alias_set_subset_of): Correctly handle asking
5537 if zero is a subset of an alias set with zero child.
5538 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
5539 (compute_flow_insensitive_aliasing): Correctly walk all
5540 pointers. Do not unnecessarily union sets.
5542 2008-04-23 Richard Guenther <rguenther@suse.de>
5545 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
5547 2008-04-22 Tomas Bily <tbily@suse.cz>
5549 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
5551 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
5553 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
5554 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5555 * tree-inline.c (estimate_num_insns_1): Likewise.
5556 * varasm.c (const_hash_1, compare_constant, copy_constant)
5557 (compute_reloc_for_constant, output_addressed_constants): Likewise.
5558 * emit-rtl.c (component_ref_for_mem_expr)
5559 (set_mem_attributes_minus_bitpos): Likewise.
5560 * expr.c (highest_pow2_factor, expand_expr_real_1, )
5561 (is_aligning_offset): Likewise.
5562 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
5563 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
5564 * dojump.c (do_jump): Likewise.
5565 * builtins.c (get_pointer_alignment, get_memory_rtx)
5566 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
5567 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
5569 2008-04-23 Jakub Jelinek <jakub@redhat.com>
5571 PR rtl-optimization/36017
5572 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
5573 expanding the library call.
5575 2008-04-22 Ian Lance Taylor <iant@google.com>
5577 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
5580 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
5582 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
5583 of LR/CTR moves for Power6.
5585 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5588 * passes.c (init_optimization_passes): Remove
5589 pass_fast_rtl_byte_dce.
5591 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
5594 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
5595 builtin functions to generate faster code.
5596 (_mm_cvtpu16_ps): Ditto.
5597 (_mm_cvtpi32x2_ps): Ditto.
5599 2008-04-22 Nick Clifton <nickc@redhat.com>
5601 * common.opt (ftree-loop-distribution): Add Optimization
5604 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
5605 (frv_expand_builtin_va_start): Likewise.
5607 * config/arm/arm.c (thumb_find_work_register): Fix location of
5608 argument register count.
5610 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5612 Support scheduling for ColdFire V1 and V3 microarchitecture.
5613 Improve scheduling of multiplication instructions.
5615 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
5616 (mac): New instruction attribute.
5617 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
5618 (m68k_sched_mac): New variable.
5619 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
5620 Handle cfv1 and cfv3.
5621 (max_insn_size): New static variable.
5622 (struct _sched_ib): New type.
5623 (sched_ib): New static variable.
5624 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
5625 to fields of 'struct _sched_ib sched_ib'. Update all uses.
5626 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
5628 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
5629 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
5630 new variables. Update.
5631 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5632 Add modeling of cfv3 instruction buffer. Update.
5633 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
5634 * config/m68k/m68k.h (TUNE_CFV3): New macro.
5635 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
5636 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
5637 a particular reservation applies to.
5638 (type2): Reorganize attribute values. Rename alu to alu_reg,
5639 alu_l to alu, move_l to omove. Join move to alu. Split mul
5641 (cf_ib_*): Simplify description of instruction buffer.
5642 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
5643 (cf_mem): Split into cf_mem1 and cf_mem2.
5644 (cf_v2_move_??): Rename to cfv12_alu_??.
5645 (cf_v2_move_l_??): Rename to cfv12_omove_??.
5646 (cf_v2_mul_??): Remove reservations.
5647 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
5648 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
5649 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
5651 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
5652 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
5653 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
5654 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
5655 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
5656 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
5657 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
5658 expansions of the above reservations for instructions of sizes
5661 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5663 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
5665 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
5667 * coverage.c: Include tree-pass.h.
5668 (coverage_counter_alloc): Print da_file_name to the dump file.
5670 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
5672 * sbitmap.c (sbitmap_range_empty_p): New function.
5673 * sbitmap.h (sbitmap_range_empty_p): New function.
5674 * bitmap.h: Now includes obstack.h.
5676 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
5677 Kenneth Zadeck <zadeck@naturalbridge.com>
5679 * dbgcnt.def (ra_byte_scan): Added.
5680 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
5681 when the last hit happens for a counter.
5682 * timevar.def (TV_DF_BYTE_LR): New variable.
5683 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
5684 * passes.c (pass_fast_rtl_byte_dce): New pass.
5685 * fwprop.c (update_df): Added mode to call df_ref_create.
5686 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5687 DF_REF_EXTRACT_OFFSET.
5688 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
5689 DF_BYTE_LR_OUT, df_byte_lr): New macro.
5691 (df_ref_extract): Added mode field.
5692 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
5693 DF_REF_EXTRACT_OFFSET.
5694 (DF_REF_EXTRACT_MODE): New macro.
5695 (df_byte_lr_bb_info): New structure.
5696 (df_print_byte_regset, df_compute_accessed_bytes,
5697 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
5698 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
5699 df_byte_lr_simulate_uses,
5700 df_byte_lr_simulate_artificial_refs_at_top,
5701 df_byte_lr_simulate_artificial_refs_at_end,
5702 df_compute_accessed_bytes): New function.
5703 (df_ref_create): Add parameter.
5704 (df_byte_lr_get_bb_info): New inline function.
5705 * df-scan.c (df_ref_record, df_uses_record,
5706 df_ref_create_structure): Added mode parameter.
5707 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
5708 df_defs_record, df_uses_record, df_get_conditional_uses,
5709 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
5710 df_entry_block_defs_collect, df_exit_block_uses_collect):
5711 Added mode parameter to calls to df_ref_record, df_uses_record,
5712 df_ref_create_structure.
5713 (df_ref_equal_p, df_ref_compare): Added test for modes.
5714 (df_ref_create_structure): Added code to set mode. Renamed
5715 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5716 DF_REF_EXTRACT_OFFSET.
5717 * df-core.c (df_print_byte_regset): New function.
5718 * df-byte-scan.c: New file.
5719 * df-problems.c (df_rd_transfer_function): Removed unnecessary
5720 calls to BITMAP_FREE.
5721 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
5722 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
5723 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
5724 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
5725 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
5726 df_byte_lr_local_compute, df_byte_lr_init,
5727 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
5728 df_byte_lr_transfer_function, df_byte_lr_free,
5729 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
5730 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
5731 df_byte_lr_simulate_uses,
5732 df_byte_lr_simulate_artificial_refs_at_top,
5733 df_byte_lr_simulate_artificial_refs_at_end): New function.
5734 * dce.c (byte_dce_process_block): New function.
5735 (dce_process_block): au is now passed in rather than computed
5736 locally. Changed loops that look at artificial defs to not look
5737 for conditional or partial ones, because there never are any.
5738 (fast_dce): Now is able to drive byte_dce_process_block or
5739 dce_process_block depending on the kind of dce being done.
5740 (rest_of_handle_fast_dce): Add parameter to fast_dce.
5741 (rest_of_handle_fast_byte_dce): New function.
5742 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
5743 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
5745 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
5748 * gcc.h: Added fortran options that take arguments to
5749 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
5752 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
5754 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
5755 scalarization if on the LHS and not a full access.
5757 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5759 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
5761 2008-04-18 Rafael Espindola <espindola@google.com>
5763 * tree-vrp.c (find_case_label_index): Fix the binary search.
5764 (find_case_label_range): New.
5765 (vrp_visit_switch_stmt): Use find_case_label_range.
5766 (simplify_switch_using_ranges): Use find_case_label_range.
5768 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
5770 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
5771 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
5773 2008-04-18 Tom Tromey <tromey@redhat.com>
5776 * doc/cpp.texi (Implementation-defined behavior): Mention
5779 2008-04-18 Ian Lance Taylor <iant@google.com>
5781 * fold-const.c (pointer_may_wrap_p): New static function.
5782 (fold_comparison): Add another test for pointer overflow. Use
5783 pointer_may_wrap_p to disable some false positives.
5785 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
5787 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
5788 (fname_as_string): Match updated cpp_interpret_string prototype.
5789 (fix_string_type): Support char16_t* and char32_t*.
5790 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
5791 derivative) nodes. Register as builtin if C++0x.
5792 (c_parse_error): Support CPP_CHAR{16,32}.
5793 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
5794 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
5795 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
5796 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
5797 CTI_CHAR32_ARRAY_TYPE>: New elements.
5798 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
5799 char32_type_node, signed_char32_type_node, char16_array_type_node,
5800 char32_array_type_node): New defines.
5801 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
5802 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
5803 (lex_string): Support CPP_STRING{16,32}, match updated
5804 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
5805 (lex_charconst): Support CPP_CHAR{16,32}.
5806 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
5807 and CPP_STRING{16,32}.
5809 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
5812 * aclocal.m4: Regenerate.
5813 * configure: Regenerate.
5815 2008-04-18 Jan Hubicka <jh@suse.cz>
5817 * except.c (dw2_size_of_call_site_table,
5818 sjlj_size_of_call_site_table): Use vector API for call_site_record.
5820 * cgraphbuild.c (build_cgraph_edges): Update.
5821 * tree-pass.h: Update comment.
5822 * final.c (leaf_function_p): Update.
5823 (leaf_renumber_regs): Update.
5824 (rest_of_clean_state): Update.
5825 * omp-low.c (expand_omp_parallel): Update.
5826 * ipa-reference.c (analyze_function): Update.
5827 * reorg.c (find_end_label): Update.
5828 (optimize_skip): Update.
5829 (fill_simple_delay_slots): Update.
5830 (fill_simple_delay_slots): Update.
5831 (make_return_insns): Update.
5832 (dbr_schedule): Update.
5833 * gimple-low.c (record_vars_into): Update.
5834 * cfgbuild.c (make_edges): Update.
5835 * function.c (assign_stack_local): Update.
5836 (assign_parm_adjust_stack_rtl): Update.
5837 (locate_and_pad_parm): Update.
5838 (allocate_struct_function): Do not initialize stack_alignment_needed
5839 and preferred_stack_boundary here.
5840 (stack_protect_prologue): Update.
5841 (stack_protect_epilogue): Update.
5842 (expand_function_start): Initialize stack_alignment_needed,
5843 preferred_stack_boundary and max_jumptable_ents.
5844 (expand_function_end): Update.
5845 (free_after_compilation): Do not NULLify epilogue_delay_list.
5846 * function.h (struct rtl_data): Add stack_protect_guard,
5847 stack_alignment_needed,
5848 preferred_stack_boundary, epilogue_delay_list.
5849 (struct function): Remove value_histograms, stack_alignment_needed,
5850 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
5852 unexpanded_var_list, stack_protect_guard.
5853 (current_function_epilogue_delay_list): Remove.
5854 * ipa-type-escape.c (analyze_function): Update.
5855 * gimplify.c (pop_gimplify_context): Update comment.
5856 * calls.c (expand_call): Update.
5857 (emit_library_call_value_1): Update.
5858 * except.c (set_nothrow_function_flags): Update.
5859 * cfgexpand.c (get_decl_align_unit): Update.
5860 (create_stack_guard): Update.
5861 (estimated_stack_frame_size): Update.
5862 (expand_used_vars): Update.
5863 (tree_expand_cfg): Free histogram earliers, init expansion variables.
5864 * explow.c (allocate_dynamic_stack_space): Update.
5865 * tree-ssa-live.c (remove_unused_locals): Update.
5866 * varasm.c (mark_constant_pool): Update.
5867 * tree-inline.c (remap_decls): Update.
5868 (initialize_cfun): Update.
5869 (declare_return_variable): Update.
5870 (inline_forbidden_p): Update.
5871 (expand_call_inline): Update.
5872 (declare_inline_vars): Update.
5873 (tree_function_versioning): Update.
5874 * tree-flow.h (value_histograms): New.
5875 (VALUE_HISTOGRAMS): New macro.
5876 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
5878 * tree-cfg.c (set_bb_for_stmt): Update.
5879 (replace_by_duplicate_decl): Update.
5880 (move_block_to_fn): Update.
5881 (new_label_mapper): Update.
5882 (dump_function_to_file): Update.
5883 * ipa-struct-reorg.c (build_data_structure): Update.
5884 * cfgrtl.c (print_rtl_with_bb): Update.
5885 * reload1.c (reload): Update.
5887 * config/i386/i386.c (setup_incoming_varargs_64,
5888 ix86_compute_frame_layout): Update.
5889 * config/arc/arc.c (arc_output_function_epilogue): Update.
5891 2008-04-18 Marius Strobl <marius@FreeBSD.org>
5893 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
5894 for FreeBSD as well.
5895 * gthr-posix95.h: Likewise.
5897 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
5899 PR rtl-optimization/35838
5900 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
5901 out the byte offset of the first subreg.
5903 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
5905 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
5906 to split_ti instead of three separate calls with single member arrays.
5907 (subti3 splitter): Ditto.
5908 (adddi3 splitter): Ditto with split_di.
5909 (subdi3 splitter): Ditto.
5910 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
5911 two separate calls with single member arrays. Swap match_dup
5912 operands 1 and 2 to better fit into the array.
5913 (negdi2 splitter): Ditto with split_di.
5914 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
5915 two separate calls with single member arrays. Swap match_dup operands
5916 6 and 7 to better fit into the array.
5918 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
5920 * config/i386/i386.c (sse_builtin_type): New.
5921 (bdesc_sse_args): Likewise.
5922 (bdesc_sse_3arg): Removed.
5923 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5924 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
5925 IX86_BUILTIN_ROUNDPS.
5926 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
5927 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
5928 IX86_BUILTIN_ROUNDPS.
5929 (ix86_expand_sse_4_operands_builtin): Removed.
5930 (ix86_expand_sse_operands_builtin): New.
5931 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
5932 and CODE_FOR_sse4_1_roundps.
5933 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5934 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
5936 2008-04-17 Alan Modra <amodra@bigpond.net.au>
5939 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
5940 regs before frame pop when needed. If use_backchain_to_restore_sp
5941 then load backchain into a temp reg to restore vr and vrsave. Add
5942 code to restore vr after frame pop if possible.
5944 2008-04-17 Richard Guenther <rguenther@suse.de>
5946 * tree-vn.c (expressions_equal_p): Do not check type
5947 equality or compatibility before calling operand_equal_p.
5948 * fold-const.c (operand_equal_p): Check equivalence of
5949 integer constants before bailing out due to signedness or
5950 precision differences.
5951 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
5952 spurious differences in type qualification. Ignore types
5953 for COMPONENT_REFs at all.
5955 2008-04-17 Christian Bruel <christian.bruel@st.com>
5957 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
5958 msw_skip comparison.
5960 2008-04-16 Jakub Jelinek <jakub@redhat.com>
5963 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
5966 PR tree-optimization/35899
5967 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
5968 rather than TREE_OPERAND.
5970 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
5973 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
5974 temporary registers. Change operand predicate to general_operand.
5975 (remainderxf3): Ditto.
5977 2008-04-16 Richard Guenther <rguenther@suse.de>
5979 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
5980 * tree-affine.c (aff_combination_expand): Look through some
5983 2008-04-15 Doug Kwan <dougkwan@google.com>
5985 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
5987 * tree-pretty-print.c (dump_generic_node): Ditto.
5988 * final.c (output_addr_const): Ditto.
5989 * dwarf2out.c (output_cfi): Ditto.
5990 * c-pretty-print.c (pp_c_integer_constant): Ditto.
5991 * print-rtl.c (print_rtx): Ditto.
5992 * print-tree.c (print_node_brief, print_node): Ditto.
5993 * c-common.c (match_case_to_enum_1): Ditto.
5994 * sched-vis.c (print_value): Ditto.
5995 * config/i386/i386.c (print_operand): Cast to long unsigned int
5998 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
5999 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
6000 MS Windows VirtualProtect function.
6002 2008-04-15 Jan Hubicka <jh@suse.cz>
6004 * gengtype.c (write_root): Param_is argument is OK.
6005 * expr.c (expand_expr_real_1): Update call of get_exception_*.
6006 * function.h: Include varray.h
6007 (rtl_eh): New stucture based on except.c one.
6008 (call_site_record): New forward declaration and vector type.
6009 * calls.c (emit_call_1): Do not call
6010 note_current_region_may_contain_throw.
6011 * except.c (eh_status): Remove cur_region, try_region since they are
6013 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
6014 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
6015 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
6016 Remove call_site_data_used, call_site_data_size.
6017 Turn call_site_record into vector in function.h.
6018 (note_current_region_may_contain_throw): Remove.
6019 (get_exception_pointer, get_exception_filter): Do not take struct
6020 function argument; update.
6021 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
6022 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
6023 build_post_landing_pads, dw2_build_landing_pads,
6024 sjlj_assign_call_site_values, sjlj_mark_call_sites,
6025 sjlj_emit_function_enter, sjlj_emit_function_enter,
6026 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
6027 sjlj_build_landing_pads, finish_eh_generation,
6028 remove_exception_handler_label, remove_eh_handler,
6029 maybe_remove_eh_handler, add_reachable_handler,
6030 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
6031 add_action_record, collect_one_action_chain, add_call_site,
6032 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
6033 sjlj_output_call_site_table, output_function_exception_table,
6034 * except.h (note_current_region_may_contain_throw): Remove
6035 (get_exception_pointer, get_exception_filter): Do not take struct
6037 * Makefile.in (GTFILES): Put varargs before struct function.
6039 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
6041 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
6042 punt for STRING_CST.
6043 (get_constraint_for): Deal with STRING_CST here instead.
6045 2008-04-15 Richard Guenther <rguenther@suse.de>
6047 * tree-ssa-propagate.c (substitute_and_fold): Substitute
6048 statements in a basic-block with a backward walk. Do not
6049 substitute into dead statements but instead remove those.
6051 2008-04-15 Richard Guenther <rguenther@suse.de>
6053 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
6054 to zero, thus disable creation of SFTs.
6056 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
6058 * tree-predcom.c (suitable_reference_p): Return false if the
6059 reference can throw.
6061 2008-04-15 Jakub Jelinek <jakub@redhat.com>
6064 * c-decl.c (finish_decl): If extern or static var has variable
6065 size, set TREE_TYPE (decl) to error_mark_node.
6067 2008-04-15 Rafael Espindola <espindola@google.com>
6069 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
6072 2008-04-15 Richard Guenther <rguenther@suse.de>
6074 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
6075 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
6076 (visit_reference_op_load): Do walk vuse-vdef chains on
6077 vn_reference_lookup.
6078 (visit_reference_op_store): But do not here.
6079 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
6080 vn_reference_lookup.
6081 (vn_lookup_with_vuses): But do so here.
6083 2008-04-14 Ian Lance Taylor <iant@google.com>
6085 * fold-const.c (fold_overflow_warning): Remove assertion.
6087 2008-04-15 Ben Elliston <bje@au.ibm.com>
6089 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
6090 temp1 local variables.
6092 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
6095 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
6096 ".text.unlikely" section as executable.
6098 2008-04-14 James E. Wilson <wilson@tuliptree.org>
6100 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6101 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
6102 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
6103 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
6104 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
6105 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
6106 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
6108 2008-04-14 Ian Lance Taylor <iant@google.com>
6110 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
6111 * fold-const.c (fold_comparison): If appropriate, test
6112 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
6113 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
6114 reassociating a pointer type.
6115 * doc/invoke.texi (Optimize Options): Document that
6116 -fstrict-overflow applies to pointer wraparound.
6118 2008-04-13 Jan Hubicka <jh@suse.cz>
6120 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
6122 2008-04-12 Andrew Pinski <pinskia@gmail.com>
6124 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
6125 we are going to "save the world".
6127 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
6129 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
6130 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
6131 operand 0 constraint, not "=".
6133 2008-04-11 James E. Wilson <wilson@tuliptree.org>
6135 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
6137 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6139 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
6140 of size of positions_needed * CHAR_BIT.
6142 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
6145 * dse.c (store_info): Change positions_needed to unsigned
6147 (lowpart_bitmask): New.
6148 (record_store): Cast to unsigned HOST_WIDE_INT for
6149 positions_needed. Assert width <= size of positions_needed *
6150 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
6151 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
6152 lowpart_bitmask to set mask.
6154 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6156 * config/bfin/constraints.md: New file.
6157 * config/bfin/bfin.md: Include it.
6158 (adddi3): Use satisfies_constraint functions instead of the old macros.
6159 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
6160 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
6161 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
6162 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
6163 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
6164 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
6165 EXTRA_CONSTRAINT): Delete.
6166 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
6167 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
6169 * config/bfin/bfin.c: Include "tm-constrs.h".
6170 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
6171 Use satisfies_constraint functions instead of the old macros.
6172 * doc/md.texi (Blackfin Constraints): Update file name reference.
6174 2008-04-11 Richard Guenther <rguenther@suse.de>
6176 PR tree-optimization/35869
6177 * tree-vrp.c (execute_vrp): Move switch statement update after
6178 jump threading. Schedule another cfg cleanup run.
6180 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
6183 * attribs.c (decl_attributes): Return early on errorneous node.
6185 2008-04-10 Oleg Ryjkov <olegr@google.com>
6187 * tree.h (struct tree_base): Added a new flag default_def_flag.
6188 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
6190 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
6192 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
6194 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6197 * pa.md: Define mode iterator P. Define mode attribute dwc.
6198 (dcacheflush): Update pattern to use iterator P and attribute dwc.
6199 (icacheflush): Likewise.
6200 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
6201 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
6203 2008-04-11 Ben Elliston <bje@au.ibm.com>
6205 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
6207 2008-04-10 Rafael Espindola <espindola@google.com>
6209 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
6210 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
6211 (extract_range_from_expr): The same.
6213 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
6215 * config/mips/mips.md (GPR2): New mode iterator.
6217 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
6218 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
6219 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
6220 Rewrite these to take two modes, the mode of comparison and the
6221 mode of the destination.
6222 * config/mips/mips.c (mips_expand_scc): Instead of having
6223 paradoxical subreg as destination, expand "narrowing" scc if mode
6224 of comparison is SI and target is requested in DI mode.
6225 (mips_emit_int_order_test): Update comment. Make mode of
6226 comparison match CMP0 rather than TARGET. When creating inverse
6227 target use mode of TARGET.
6229 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
6231 * gcov-dump.c (tag_summary): Only print summaries for the first
6232 GCOV_COUNTERS_SUMMABLE counters.
6234 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
6236 * config/i386/i386.md (absneg): New code iterator.
6237 (absnegprefix): New code attribute.
6238 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
6239 patterns using absneg code iterator.
6240 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
6241 using absneg code iterator.
6242 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
6243 *neg<mode>2 patterns using absneg code iterator.
6244 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
6245 *negextendsfdf2 patterns using absneg code iterator.
6246 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
6247 *negextendsfxf2 patterns using absneg code iterator.
6248 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
6249 *negextendsfdf2 patterns using absneg code iterator.
6250 * config/i386/sse.md (<code><mode>2): Macroize expander from
6251 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
6253 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
6255 * config/s390/s390.h: Remove the remains of the recent search
6256 & replace action of current_function_outgoing_args_size.
6258 2008-04-10 Ira Rosen <irar@il.ibm.com>
6260 PR tree-optimization/35821
6261 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
6262 NEW_STMT_LIST is not NULL.
6264 2008-04-09 David Edelsohn <edelsohn@gnu.org>
6267 * toplev.c (process_options): Remove -ffunction-sections debugging
6270 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
6272 PR middle-end/PR28690
6273 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
6274 than gen_rtx_fmt_ee to perform more canonicalizations.
6276 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6279 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
6281 2008-04-09 Richard Guenther <rguenther@suse.de>
6283 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
6284 (dump_function_to_file): Dump function arguments with types.
6286 2008-04-08 Richard Guenther <rguenther@suse.de>
6288 * fold-const.c (fold_widened_comparison): Do not allow
6289 sign-changes that change the result.
6291 2008-04-08 Janis Johnson <janis187@us.ibm.com>
6294 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
6295 kinds of indirect references.
6297 2008-04-08 David Edelsohn <edelsohn@gnu.org>
6299 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
6300 GNU Fortran language string.
6302 2008-04-08 Rafael Espindola <espindola@google.com>
6304 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
6305 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
6306 * tree.h (tree_call_nonnegative_warnv_p): New.
6308 2008-04-08 Jan Hubicka <jh@suse.cz>
6310 * function.c (free_after_compilation): Clear out regno_reg_rtx
6313 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
6316 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
6318 PR middle-end/PR28690
6319 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
6320 same precedence as REG_POINTER and MEM_POINTER operands.
6322 2008-04-08 Richard Guenther <rguenther@suse.de>
6325 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
6326 for adding index to base.
6328 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
6330 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
6331 (MINGW_ENABLE_EXECUTE_STACK): New.
6332 (IN_LIBGCC2): For libgcc include windows.h file for
6333 function declarations.
6335 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
6337 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
6338 and tem2 if tem1 is not a REG or MULT.
6340 2008-04-08 Jan Hubicka <jh@suse.cz>
6342 * function.h (incomming_args): Break out of struct function.
6343 (function_subsections): Break out of struct function.
6344 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
6345 return_rtx and hard_reg_initial_vals from struct function.
6346 Kill inl_max_label_num.
6347 (current_function_pops_args, current_function_args_info,
6348 current_function_args_size, current_function_args_size,
6349 current_function_pretend_args_size,
6350 current_function_outgoing_args_size,
6351 current_function_internal_arg_pointer, current_function_return_rtx):
6352 Kill compatibility accestor macros.
6353 * builtins.c (expand_builtin_apply_args_1): Update.
6354 (expand_builtin_next_arg): Update.
6355 * df-scan.c (df_get_call_refs): Update.
6356 * dbxout.c (dbxout_function_end): Update.
6357 * dwarf2out.c (dwarf2out_switch_text_section): Update.
6358 (output_line_info): Update.
6359 (secname_for_decl): Update.
6360 (dwarf2out_var_location): Update.
6361 * function.c (free_after_compilation): Update.
6362 (assign_parm_find_stack_rtl): Update.
6363 (assign_parms): Update.
6364 (expand_dummy_function_end): Update.
6365 (expand_function_end): Update.
6366 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
6367 (expand_call): Update.
6368 (emit_library_call_value_1): Update.
6369 (store_one_arg): Update.
6370 * varasm.c (initialize_cold_section_name): Update.
6371 (unlikely_text_section): Update.
6372 (unlikely_text_section_p): Update.
6373 (assemble_start_function): Update.
6374 (assemble_end_function): Update.
6375 (default_section_type_flags): Update.
6376 (switch_to_section): Update.
6377 * integrate.c (set_decl_abstract_flags): Update.
6378 (get_hard_reg_initial_val): Update.
6379 (has_hard_reg_initial_val): Update.
6380 (allocate_initial_values): Update.
6381 * resource.c (init_resource_info): Update.
6382 * config/alpha/alpha.c (NUM_ARGS): Update.
6383 (direct_return): Update.
6384 (alpha_va_start): Update.
6385 (alpha_sa_size): Update.
6386 (alpha_initial_elimination_offset): Update.
6387 (alpha_expand_prologue): Update.
6388 (alpha_start_function): Update.
6389 (alpha_expand_epilogue): Update.
6390 (unicosmk_initial_elimination_offset):
6391 * config/alpha/alpha.md (call expander): Update.
6392 * config/s390/s390.c (s390_register_info): Update.
6393 (s390_register_info): Update.
6394 (s390_frame_info): Update.
6395 (s390_initial_elimination_offset): Update.
6396 (s390_build_builtin_va_list): Update.
6397 (s390_va_start): Update.
6398 * config/spu/spu.c (direct_return): Update.
6399 (spu_expand_prologue): Update.
6400 (spu_initial_elimination_offset): Update.
6401 (spu_build_builtin_va_list): Update.
6402 (spu_va_start): Update.
6403 * config/sparc/sparc.c (sparc_init_modes): Update.
6404 (sparc_compute_frame_size): Update.
6405 (function_value): Update.
6406 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
6407 * config/i386/i386.md (return expander): Update.
6408 * config/i386/i386.c (ix86_va_start): Update.
6409 (ix86_can_use_return_insn_p): Update.
6410 (ix86_compute_frame_layout): Update.
6411 (ix86_expand_epilogue): Update.
6412 * config/sh/sh.c (output_stack_adjust): Update.
6413 (calc_live_regs): Update.
6414 (sh_expand_prologue): Update.
6415 (sh_builtin_saveregs): Update.
6416 (sh_va_start): Update.
6417 (initial_elimination_offset): Update.
6418 (sh_allocate_initial_value): Update.
6419 (sh_function_ok_for_sibcall): Update.
6420 (sh_get_pr_initial_val): Update.
6421 * config/sh/sh.md (return expander): Update.
6422 * config/avr/avr.c (frame_pointer_required_p): UPdate.
6423 * config/crx/crx.c (crx_compute_frame): UPdate.
6424 (crx_initial_elimination_offset): UPdate.
6425 * config/xtensa/xtensa.c (compute_frame_size): Update
6426 (xtensa_builtin_saveregs): Update.
6427 (xtensa_va_start): Update.
6428 (order_regs_for_local_alloc): Update.
6429 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
6430 (xstormy16_expand_builtin_va_start): Update.
6431 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
6432 * config/m68hc11/m68hc11.md (return expanders): Update.
6433 * config/m68hc11/m68hc11.c (expand_prologue): Update.
6434 (expand_epilogue): Update.
6435 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
6436 (cris_simple_epilogue): Update.
6437 (cris_expand_prologue): Update.
6438 (cris_expand_epilogue): Update.
6439 * config/iq2000/iq2000.c (iq2000_va_start): Update.
6440 (compute_frame_size): Update.
6441 * config/mt/mt.c (mt_compute_frame_size): Update.
6442 * config/mn10300/mn10300.c (expand_prologue): Update.
6443 (expand_epilogue): Update.
6444 (initial_offset): Update.
6445 (mn10300_builtin_saveregs):
6446 * config/mn10300/mn10300.md (return expander): Update.
6447 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6448 (ia64_initial_elimination_offset): Update.
6449 (ia64_initial_elimination_offset): Update.
6450 (ia64_expand_prologue): Update.
6451 * config/m68k/m68k.md (return expander): Update.
6452 * config/rs6000/rs6000.c (rs6000_va_start): Update.
6453 (rs6000_stack_info): Update.
6454 * config/mcore/mcore.c (layout_mcore_frame): Update.
6455 (mcore_expand_prolog): Update.
6456 * config/arc/arc.c (arc_compute_frame_size): Update.
6457 * config/score/score3.c (score3_compute_frame_size): Update.
6458 * config/score/score7.c (score7_compute_frame_size): Update.
6459 * config/arm/arm.c (use_return_insn): Update.
6460 (thumb_find_work_register): Update.
6461 (arm_compute_save_reg_mask): Update.
6462 (arm_output_function_prologue): Update.
6463 (arm_output_epilogue): Update.
6464 (arm_size_return_regs): Update.
6465 (arm_get_frame_offsets): Update.
6466 (arm_expand_prologue): Update.
6467 (thumb_exit): Update.
6468 (thumb_unexpanded_epilogue): Update.
6469 (thumb1_output_function_prologue): Update.
6470 * config/pa/pa.md (return expander): Update.
6471 * config/pa/pa.c (compute_frame_size): Update.
6472 (hppa_builtin_saveregs): Update.
6473 * config/mips/mips.c (mips_va_start): Update.
6474 (mips16_build_function_stub): Update.
6475 (mips_compute_frame_info): Update.
6476 (mips_restore_gp): Update.
6477 (mips_output_function_prologue): Update.
6478 (mips_expand_prologue): Update.
6479 * config/v850/v850.c (compute_frame_size): Update.
6480 (expand_prologue): * config/mmix/mmix.c (along): update.
6481 (mmix_initial_elimination_offset): update.
6482 (mmix_reorg): update.
6483 (mmix_use_simple_return): update.
6484 (mmix_expand_prologue): update.
6485 (mmix_expand_epilogue): Update.
6486 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
6487 (emit_link_insn): Update.
6489 2008-04-08 Anatoly Sokolov <aesok@post.ru>
6491 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
6492 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
6494 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
6497 2008-04-07 Jan Hubicka <jh@suse.cz>
6499 * function.h (rtl): Rename to x_rtl.
6501 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6502 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6503 used_temp_slots avail_temp_slots, temp_slot_level,
6504 nonlocal_goto_handler_labels): Update accesstors.
6505 (rtl): New global variable.
6506 (struct function): Move some fileds to rtl_data.
6507 (get_arg_pointer_save_area): Update prototype.
6508 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6509 get_arg_pointer_save_area.
6510 * expr.c (init_expr): Update
6511 * function.c (get_frame_size): Update
6512 (assign_stack_local): Update
6513 (expand_function_end): Update.
6514 (get_art_pointer_save_area): Update
6516 * emit-rtl.c (rtl): Declare.
6517 (regno_reg_rtx): Declare.
6518 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6520 (gen_reg_rtx): Update.
6521 * varasm.c (n_deferred_constatns): Update accestor.
6522 (init_varasm_status): Do not allocate varasm_status.
6523 (force_const_mem, get_pool_size, output_constant_pool): Update.
6524 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6525 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6526 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
6527 * sparc/sparc.h (INIT_EXPANDERS): Update.
6528 * ia64/ia64.h (INIT_EXPANDERS): Update.
6530 2008-04-07 James E. Wilson <wilson@tuliptree.org>
6532 * reload.c (push_secondary_reload): Add missing break to for loop.
6534 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
6536 PR middle-end/PR28690
6537 * rtlanal.c: Update copyright years.
6538 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
6539 as REG_POINTER and MEM_POINTER operands.
6540 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
6541 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
6542 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
6543 * gcse.c: Update copyright years.
6544 (pre_delete): Call gen_reg_rtx_and_attrs.
6545 (hoist_code): Likewise.
6546 (build_store_vectors): Likewise.
6547 (delete_store): Likewise.
6548 * loop-invariant.c (move_invariant_reg): Likewise.
6549 Update copyright years.
6551 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
6553 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
6554 control string instead of quoted.
6556 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
6558 * doc/rtl.texi: Rewrite of subreg section.
6560 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
6563 * config/i386/i386.c (legitimize_pic_address): Add treating
6564 of dllimport SYM_REF's.
6565 (legitimize_dllimport_symbol): Add prototype.
6567 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6569 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
6570 reference in constructor with non self-referential type.
6572 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6574 Removal of Return with Depressed Stack Pointer support
6575 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
6576 (ECF_SP_DEPRESSED): Likewise.
6577 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
6578 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
6579 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6580 (expand_call): Do not test ECF_SP_DEPRESSED.
6581 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6582 * function.c (keep_stack_depressed): Delete.
6583 (handle_epilogue_set): Likewise.
6584 (update_epilogue_consts): Likewise.
6585 (emit_equiv_load): Likewise.
6586 (thread_prologue_and_epilogue_insns): Remove support for Return with
6587 Depressed Stack Pointer.
6588 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6590 2008-04-06 Richard Guenther <rguenther@suse.de>
6592 PR tree-optimization/35400
6593 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
6594 information from SSA_NAMEs.
6596 2008-04-06 Anatoly Sokolov <aesok@post.ru>
6598 * config/avr/avr.h (avr_mega_p): Remove declaration.
6599 (AVR_MEGA): Remove macro.
6600 * config/avr/avr.c (avr_mega_p): Remove variable.
6601 (avr_override_options): Remove inicializion of avr_mega_p.
6602 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6603 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6604 (avr_jump_mode): (Ditto.).
6605 (avr_output_progmem_section_asm_op): (Ditto.).
6606 (avr_asm_init_sections): (Ditto.).
6607 (avr_asm_init_sections): (Ditto.).
6608 (avr_rtx_costs): (Ditto.).
6609 * config/avr/avr.md: (Ditto.).
6610 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
6613 2008-04-06 Richard Guenther <rguenther@suse.de>
6615 PR tree-optimization/35842
6616 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
6617 is_gimple_invariant_address.
6619 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6621 * gcc.c (default_compilers): Sync Fortran extensions list with
6622 that in fortran/lang-specs.h.
6623 * doc/invoke.texi: Likewise.
6624 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
6625 * dwarf2out.c (gen_compile_unit_die): Likewise.
6627 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
6629 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
6631 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
6634 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
6635 attribute is used for nested functions.
6637 2008-04-05 Jan Hubicka <jh@suse.cz>
6639 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
6641 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
6643 (dump_files): Update.
6644 (enable_rtl_dump_file): Do not accept letter argument.
6645 * tree-pass.h (dump_file_info): Remove letter argument.
6646 * toplev.c (decode_d_option): Update -da handling.
6647 * toplev.h (enable_rtl_dump_file): Update prototype.
6648 * passes.c (register_one_dump_file): Do not accept IPA argument; work
6649 it out based on pass type.
6650 (register_dump_files_1): Likewise.
6651 (init_optimization_passes): Update register_one_dump_file calls.
6652 (execute_one_pass): Sanity check that IPA passes are called at IPA
6653 level and RTL passes at RTL level.
6654 (execute_pass_list): IPA pass can not be after or subpass of
6656 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
6657 disallov RTL subpasses of IPA subpasses.
6659 2008-04-05 Ben Elliston <bje@au.ibm.com>
6661 * tree-cfg.c (need_fake_edge_p): Return false for calls to
6662 builtins that return exactly once and do not throw. Cache call to
6665 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
6667 PR rtl-optimization/34916
6669 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
6670 between instruction pairs.
6672 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
6674 * doc/invoke.texi: Document -mbitops for SH.
6675 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
6676 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
6677 * config/sh/sh.c (print_operand): Add %t operand code.
6678 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
6679 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
6680 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
6681 (extendqihi2): Likewise.
6682 (movqi_i): Likewise.
6683 (insv): Use bset, bclr and bst instructions for SH2A if possible.
6684 (extv): Use bld instruction for SH2A if possible.
6686 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
6687 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
6688 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
6689 (bset.b, bclr.b): Define peepholes.
6690 * config/sh/sh.opt (mbitops): New option.
6692 2008-04-04 Janis Johnson <janis187@us.ibm.com>
6695 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
6696 and view convert expression.
6698 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6701 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
6703 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
6705 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
6707 * config/i386/cpuid.h (bit_AES): New.
6708 (bit_PCLMUL): Likewise.
6710 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
6711 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
6712 SSE2 if AES or PCLMUL is enabled.
6713 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
6714 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6715 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
6716 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
6717 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
6718 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
6719 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6720 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
6721 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
6722 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
6723 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
6724 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
6725 __builtin_ia32_aeskeygenassist128 and
6726 __builtin_ia32_pclmulqdq128.
6727 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
6728 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
6729 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
6731 * config/i386/i386.h (TARGET_AES): New.
6732 (TARGET_PCLMUL): Likewise.
6733 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
6735 * config/i386/i386.md (UNSPEC_AESENC): New.
6736 (UNSPEC_AESENCLAST): Likewise.
6737 (UNSPEC_AESDEC): Likewise.
6738 (UNSPEC_AESDECLAST): Likewise.
6739 (UNSPEC_AESIMC): Likewise.
6740 (UNSPEC_AESKEYGENASSIST): Likewise.
6741 (UNSPEC_PCLMUL): Likewise.
6743 * config/i386/i386.opt (maes): New.
6744 (mpclmul): Likewise.
6746 * config/i386/sse.md (aesenc): New pattern.
6747 (aesenclast): Likewise.
6749 (aesdeclast): Likewise.
6751 (aeskeygenassist): Likewise.
6752 (pclmulqdq): Likewise.
6754 * config/i386/wmmintrin.h: New.
6756 * doc/extend.texi: Document AES and PCLMUL built-in function.
6758 * doc/invoke.texi: Document -maes and -mpclmul.
6760 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
6762 * function.c (free_after_parsing): Replace with
6763 cxx_push_function_context from C++ front-end.
6764 (allocate_struct_function): Don't call langhook.
6765 * langhooks.h (struct lang_hooks_for_functions): Delete.
6766 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
6768 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
6769 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
6770 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
6771 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
6772 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
6773 remove LANG_HOOKS_FUNCTION_INITIALIZER.
6774 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
6776 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
6777 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
6779 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6782 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
6785 2008-04-04 Richard Guenther <rguenther@suse.de>
6788 * fold-const.c (optimize_minmax_comparison): Use the correct
6789 type for the constant in the simplified comparison.
6791 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
6793 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
6794 Pass L2 size as "--param l2-cache-size" to the compiler.
6795 (decode_l2_cache): New function to decode L2 cache parameters using
6796 0x8000006 extended cpuid function.
6797 (detect_caches_amd): Determine parameters of L2 cache using
6798 decode_l2_caches function.
6799 (decode_caches_intel): Decode L2 cache parameters.
6800 (detect_caches_intel): Determine L2 cache parameters using
6801 decode_caches_intel and decode_l2_caches functions.
6803 2008-04-03 Bob Wilson <bob.wilson@acm.org>
6805 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
6806 secondary input reload for subword loads from the constant pool.
6808 2008-04-03 Janis Johnson <janis187@us.ibm.com>
6811 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
6812 constants of the appropriate size for runtime calculations.
6815 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
6816 decimal-float literal constant zero.
6818 2008-04-03 Jakub Jelinek <jakub@redhat.com>
6821 * c-parser.c (c_parser_omp_atomic): Call
6822 default_function_array_conversion on the RHS.
6825 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
6826 call is_variable_sized if decl has incomplete type.
6828 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
6830 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
6832 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
6834 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
6836 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
6837 (sgt<u>): Merge sgt and sgtu into new expander.
6838 (sgt, sgtu): Remove expanders.
6839 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
6840 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
6841 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
6842 *sgtu_<mode>_mips16 into new pattern.
6843 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
6844 (sge<u>): Merge sge and sgeu into new expander.
6845 (sge, sgeu): Remove expanders.
6846 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
6848 (*sge_<mode>, second *sge_<mode>): Remove patterns.
6849 (slt<u>): Merge slt and sltu into new expander.
6850 (slt, sltu): Remove expanders.
6851 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
6852 (*slt_<mode>, *sltu_<mode>): Remove patterns.
6853 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
6854 *sltu_<mode>_mips16 into new pattern.
6855 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
6856 (sle<u>): Merge sle and sleu into new expander.
6857 (sle, sleu): Remove expanders.
6858 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
6859 (*sle_<mode>, *sleu_<mode>): Remove patterns.
6860 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
6861 *sleu_<mode>_mips16 into new pattern.
6862 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
6864 2008-04-03 Jan Hubicka <jh@suse.cz>
6866 PR tree-optimization/35795
6867 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
6868 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6869 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6870 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6871 * score/score3.c (score3_output_mi_thunk): Likewise.
6872 * score/score7.c (score7_output_mi_thunk): Likewise.
6873 * mips/mips.c (mips_output_mi_thunk): Likewise.
6875 2008-04-03 Richard Guenther <rguenther@suse.de>
6877 * tree-vrp.c (extract_range_from_unary_expr): Handle all
6878 conversions. Simplify code.
6880 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
6882 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
6884 2008-04-03 Tom Tromey <tromey@redhat.com>
6885 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6887 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6888 * config/bfin/t-bfin-linux (generated_files): Add
6889 linux-sysroot-suffix.h.
6890 * doc/install.texi (Prerequisites): Require make 3.80.
6891 * doc/sourcebuild.texi (Front End Directory): Document new
6893 * Makefile.in (generated_files): New variable.
6894 (ALL_HOST_OBJS): New variable.
6895 ($(ALL_HOST_OBJS)): New target.
6897 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6899 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
6900 (remap_block): Call id->transform_lang_insert_block instead
6902 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
6903 Set id.transform_lang_insert_block to NULL.
6904 (clone_body): Move to cp/optimize.c
6905 * tree-inline.h (struct copy_body_data): Change
6906 transform_lang_insert_block to function pointer.
6907 (copy_generic_body, copy_decl_no_change): Export.
6908 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
6909 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
6910 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
6912 * c-tree.h (insert_block): Kill.
6913 * c-decl.c (insert_block): Kill.
6915 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6917 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6918 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6919 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
6921 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
6922 argument, call {push,pop}_function_context from here.
6923 * c-parser.c: Use c_{push,pop}_function_context.
6925 * function.c (push_function_context_to): Move meat ...
6926 (push_function_context): ... here. Simplify.
6927 * function.c (pop_function_context_from): Move meat ...
6928 (pop_function_context): ... here. Simplify.
6929 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
6931 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6932 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6933 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
6934 * tree.h (push_function_context_to, pop_function_context_from): Remove.
6936 2008-04-03 Ben Elliston <bje@au.ibm.com>
6938 * expmed.c (extract_force_align_mem_bit_field): Remove.
6940 2008-04-03 Richard Guenther <rguenther@suse.de>
6943 * expr.h (try_casesi): Adjust prototype.
6944 * expr.c (try_casesi): Take fallback label as extra parameter.
6945 Use that for gen_casesi if default_label is NULL.
6946 * stmt.c (expand_case): Pass fallback label to try_casesi,
6947 make sure to fill gaps with a fallback label if default_label
6950 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
6953 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
6955 2008-04-03 Ben Elliston <bje@au.ibm.com>
6957 * expmed.c (extract_split_bit_field): Remove if (0) code.
6958 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
6959 (do_ds_constraint): Likewise.
6961 2008-04-02 Joseph Myers <joseph@codesourcery.com>
6963 * doc/cppopts.texi (-dU): Document.
6964 * c-common.h (flag_dump_macros): Update comment.
6965 * c-opts.c (handle_OPT_d): Handle -dU.
6966 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
6967 dump_queued_macros, cb_used_define, cb_used_undef): New.
6968 (init_pp_output): Handle -dU.
6969 (cb_line_change): Call dump_queued_macros.
6970 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
6972 2008-04-02 Anatoly Sokolov <aesok@post.ru>
6974 * config/avr/predicates.md (io_address_operand): New predicate.
6975 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
6976 * config/avr/avr.c (avr_io_address_p): Remove function.
6977 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
6978 'avr_io_address_p' function.
6979 (out_movhi_r_mr): (Ditto.).
6980 (out_movqi_mr_r): (Ditto.).
6981 (out_movhi_mr_r): (Ditto.).
6982 (avr_address_cost): (Ditto.).
6984 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
6986 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
6987 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
6988 in 32bit mode when XMM registers are available to avoid store
6990 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
6991 corresponding post-reload splitters.
6993 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6995 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
6996 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
6997 __builtin_ia32_roundss.
6998 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
6999 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
7000 __builtin_ia32_roundss.
7001 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
7002 IX86_BUILTIN_SHUFPD here.
7004 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
7006 * config/i386/i386.md (plogic): New.
7007 (plogicprefix): Likewise.
7009 * config/i386/mmx.md (mmx_<code><mode>3): New.
7010 (mmx_and<mode>3): Removed.
7011 (mmx_ior<mode>3): Likewise.
7012 (mmx_xor<mode>3): Likewise.
7014 * config/i386/sse.md (<code><mode>3): New.
7015 (*<code><mode>3): Likewise.
7016 (*<code><mode>3): Likewise.
7017 (<code><mode>3): Likewise.
7018 (*sse_<code><mode>3): Likewise.
7019 (*sse2_<code><mode>3): Likewise.
7020 (<code>tf3): Likewise.
7021 (*<code>tf3): Likewise.
7022 (and<mode>3): Likewise.
7023 (*and<mode>3): Likewise.
7024 (ior<mode>3): Removed.
7025 (*ior<mode>3): Likewise.
7026 (xor<mode>3): Likewise.
7027 (*xor<mode>3): Likewise.
7028 (*and<mode>3): Likewise.
7029 (*ior<mode>3): Likewise.
7030 (*xor<mode>3): Likewise.
7031 (and<mode>3): Likewise.
7032 (*sse_and<mode>3): Likewise.
7033 (*sse2_and<mode>3): Likewise.
7035 (*andtf3): Likewise.
7036 (ior<mode>3): Likewise.
7037 (*sse_ior<mode>3): Likewise.
7038 (*sse2_ior<mode>3): Likewise.
7040 (*iortf3): Likewise.
7041 (xor<mode>3): Likewise.
7042 (*sse_xor<mode>3): Likewise.
7043 (*sse2_xor<mode>3): Likewise.
7045 (*xortf3): Likewise.
7047 2008-04-02 Richard Guenther <rguenther@suse.de>
7049 PR tree-optimization/14495
7050 PR tree-optimization/34793
7051 * tree-vrp.c (struct switch_update): New structure.
7052 (to_remove_edges, to_update_switch_stmts): New VECs.
7053 (simplify_switch_using_ranges): New function. Remove not taken
7054 case labels and edges.
7055 (simplify_stmt_using_ranges): Call it.
7056 (identify_jump_threads): Mark edges we have queued for removal
7057 so we don't thread them.
7058 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
7060 * tree-cfg.c (group_case_labels): Deal with missing default label.
7061 (tree_verify_flow_info): Allow missing default label.
7062 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
7063 (emit_case_nodes): Likewise.
7064 (expand_case): Do not rely on the default label to be present.
7065 * expr.c (try_casesi): Deal with NULL default_label.
7066 (do_tablejump): Likewise.
7068 2008-04-02 Richard Guenther <rguenther@suse.de>
7070 PR tree-optimization/14495
7071 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
7072 SWITCH_EXPR here ...
7073 (vrp_visit_switch_stmt): ... but here (new function).
7074 (find_case_label_index): New helper function.
7075 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
7077 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7079 * fwprop.c: Fix ISO-C99ism.
7081 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7084 * Makefile.in (objdir): Set it here.
7085 * configure.ac: Not here. Find dynamic linker characteristics.
7086 * exec-tool.in: Use them.
7087 * aclocal.m4: Regenerate.
7088 * configure: Regenerate.
7090 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7092 * expr.c (expand_var): Delete it.
7093 * expr.h (expand_var): Delete prototype.
7094 * function.c (expand_function_start): Use expand_decl instead.
7095 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
7098 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
7100 PR rtl-optimization/35542
7101 * fwprop.c (forward_propagate_and_simplify): Replace
7102 loc_reg_mentioned_in_p with reg_mentioned_p.
7104 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
7106 PR rtl-optimization/35281
7107 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
7108 (propagate_rtx_1): Handle PR_HANDLE_MEM.
7109 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
7110 (varying_mem_p): Move above propagate_rtx.
7111 (all_uses_available_at): Do not check MEMs.
7113 2008-04-02 Rafael Espindola <espindola@google.com>
7115 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
7116 (register_edge_assert_for_2): Split the cond argument.
7117 (register_edge_assert_for_1): Adjust for the change in
7118 register_edge_assert_for_2.
7119 (register_edge_assert_for): Split the cond argument.
7120 (find_switch_asserts): Adjust for the change in
7121 register_edge_assert_for.
7123 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
7125 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
7126 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
7127 offsets for 64-bit mingw.
7128 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
7129 abi for x86_64-pc-mingw.
7131 2008-04-02 Richard Guenther <rguenther@suse.de>
7133 * tree-vrp.c (extract_range_from_assert): Make sure to not
7134 produce range min/max with TREE_OVERFOW set.
7135 If merging a anti-range and a range keep the anti-range if
7136 the range covers all values of the type.
7137 (register_edge_assert_for_2): Only allow sign-changing
7138 conversions in detecting canonical range checks. Also
7139 register an assert for the unsigned name if useful.
7141 PR tree-optimization/35787
7142 * tree-vrp.c (vrp_val_max): New function.
7143 (vrp_val_min): Likewise.
7144 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
7145 (vrp_val_is_min): Likewise.
7146 (supports_overflow_infinity): Use vrp_val_{min,max}.
7147 (negative_overflow_infinity): Likewise.
7148 (positive_overflow_infinity): Likewise.
7149 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
7150 (is_positive_overflow_infinity): Likewise.
7151 (is_overflow_infinity): Likewise.
7152 (avoid_overflow_infinity): Use vrp_val_{min,max} and
7153 vrp_val_is_{min,max}.
7154 (set_and_canonicalize_value_range): Canonicalize anti-ranges
7155 to ranges if possible. Avoid empty ranges.
7157 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7160 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
7161 the expression is a function address.
7163 2008-04-01 George Helffrich <george@gcc.gnu.org>
7165 PR fortran/35154, fortran/23057
7166 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
7167 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
7168 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
7169 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
7171 (dbxout_syms): Check for COMMON-based symbol and wrap in
7172 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
7173 in bracket for efficiency.
7175 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
7176 using DW_TAG_common_block + member offset.
7177 (add_pubname_string): New function.
7178 (dw_expand_expr): New function to find block name and offset for
7180 (common_check): New function to check whether symbol in Fortran COMMON.
7181 (gen_variable_die): If COMMON, use DW_TAG_common_block.
7183 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
7186 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
7188 2008-04-02 Ben Elliston <bje@au.ibm.com>
7190 * config/v850/v850.md (casesi): Remove if (0) code.
7191 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7192 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
7194 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
7196 * config/i386/i386.md (rex64suffix): New mode attribute.
7197 (floathi<mode>2): Disable expander for SSE math.
7198 (*floathi<mode>2_1): New insn insn_and_split pattern.
7199 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
7200 corresponding post-reload splitters.
7201 (*floathi<mode>2_i387): New macroized insn pattern.
7202 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
7203 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
7204 insn_and_split pattern.
7205 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
7206 New macroized instruction patterns and corresponding post-reload
7208 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
7209 and corresponding post-reload splitters.
7210 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
7211 New macroized instruction patterns.
7212 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
7213 macroized instruction patterns and corresponding post-reload splitters.
7214 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
7215 corresponding post-reload splitters.
7216 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
7217 New macroized instruction patterns.
7218 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
7219 corresponding post-reload splitters.
7220 (*floatsi<mode>2_i387): New macroized instruction patterns.
7222 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
7224 * config/i386/i386.md (smaxmin): New.
7225 (umaxmin): Likewise.
7226 (maxminiprefix): Likewise.
7227 (maxminfprefix): Likewise.
7228 (<code><mode>3): Likewise.
7229 (smin<mode>3): Removed.
7230 (smax<mode>3): Likewise.
7232 * config/i386/mmx.md (mmx_<code>v2sf3): New.
7233 (mmx_<code>v4hi3): Likewise.
7234 (mmx_<code>v8qi3): Likewise.
7235 (mmx_smaxv2sf3): Removed.
7236 (mmx_sminv2sf3): Likewise.
7237 (mmx_umaxv8qi3): Likewise.
7238 (mmx_smaxv4hi3): Likewise.
7239 (mmx_uminv8qi3): Likewise.
7240 (mmx_sminv4hi3): Likewise.
7242 * config/i386/sse.md (<addsub><mode>3): New.
7243 (*<addsub><mode>3): Likewise.
7244 (<sse>_vm<addsub><mode>3): Likewise.
7245 (<maxmin><mode>3): Likewise.
7246 (*<maxmin><mode>3_finite): Likewise.
7247 (*<maxmin><mode>3): Likewise.
7248 (<sse>_vm<maxmin><mode>3): Likewise.
7249 (sse3_h<addsub>v4sf3): Likewise.
7250 (sse3_h<addsub>v2df3): Likewise.
7251 (<maxmin>v16qi3): Likewise.
7252 (*<maxmin>v16qi3): Likewise.
7253 (<maxmin>v8hi3): Likewise.
7254 (*<maxmin>v8hi3): Likewise.
7255 (*sse4_1_<maxmin><mode>3): Likewise.
7256 (*sse4_1_<maxmin><mode>3): Likewise.
7257 (add<mode>3): Removed.
7258 (*add<mode>3): Likewise.
7259 (<sse>_vmadd<mode>3): Likewise.
7260 (sub<mode>3): Likewise.
7261 (*sub<mode>3): Likewise.
7262 (<sse>_vmsub<mode>3): Likewise.
7263 (smin<mode>3): Likewise.
7264 (*smin<mode>3_finite): Likewise.
7265 (*smin<mode>3): Likewise.
7266 (<sse>_vmsmin<mode>3): Likewise.
7267 (smax<mode>3): Likewise.
7268 (*smax<mode>3_finite): Likewise.
7269 (*smax<mode>3): Likewise.
7270 (<sse>_vmsmax<mode>3): Likewise.
7271 (sse3_haddv4sf3): Likewise.
7272 (sse3_haddv2df3): Likewise.
7273 (sse3_hsubv4sf3): Likewise.
7274 (sse3_hsubv2df3): Likewise.
7275 (umaxv16qi3): Likewise.
7276 (*umaxv16qi3): Likewise.
7277 (smaxv8hi3): Likewise.
7278 (*smaxv8hi3): Likewise.
7279 (*sse4_1_smax<mode>3): Likewise.
7280 (*sse4_1_umax<mode>3): Likewise.
7281 (uminv16qi3): Likewise.
7282 (*uminv16qi3): Likewise.
7283 (sminv8hi3): Likewise.
7284 (*sminv8hi3): Likewise.
7285 (*sse4_1_smin<mode>3): Likewise.
7286 (*sse4_1_umin<mode>3): Likewise.
7288 2008-04-01 Rafael Espindola <espindola@google.com>
7290 * tree-cfg.c (verify_expr): remove in_phi.
7291 (verify_stmt): Don't call walk_tree with verify_expr. Use
7292 is_gimple_min_invariant instead of is_gimple_val.
7294 2008-04-01 Joseph Myers <joseph@codesourcery.com>
7296 * doc/include/gpl_v3.texi: Update for manpage generation.
7297 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
7299 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
7300 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
7301 gpl_v3.texi instead of gpl.texi.
7304 2008-04-01 Jakub Jelinek <jakub@redhat.com>
7307 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
7309 2008-04-01 Rafael Espindola <espindola@google.com>
7311 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
7312 (extract_code_and_val_from_cond): Use
7313 extract_code_and_val_from_cond_with_ops.
7315 2008-04-01 Jan Hubicka <jh@suse.cz>
7317 * function.c (free_after_compilation): Free epilogue_delay_list.
7318 (prepare_function_start): Assert that previous compilation was freed.
7320 2008-04-01 Jan Hubicka <jh@suse.cz>
7321 Jim Wilson <wilson@tuliptree.org>
7322 Andreas Tobler <andreast@gcc.gnu.org>
7325 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
7326 rtl.emit instead cfun->emit.
7327 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
7328 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
7330 2008-04-01 Ben Elliston <bje@au.ibm.com>
7332 * doc/c-tree.texi (Function Basics): Fix grammatical error.
7334 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
7336 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
7338 (fprofile-use): Add var flag_profile_use
7339 * coverage.c (coverage_begin_output): Do not open a gcno file for
7340 output only if -ftest-coverage is set.
7341 Do not add getpwd() to gcda file path.
7342 (build_gcov_info): Check the new flag
7343 flag_profile_datafile_relative_path.
7344 (coverage_init): Use profile_data_prefix.
7345 Read profile counter only if flag_profile_use is set.
7346 * opts.c (common_handle_option): New option fprofile-use=,
7347 fprofile-dir=, fprofile-generate=.
7348 * toplev.c (profile_data_prefix): New variable definition.
7349 * toplev.h (profile_data_prefix): New declaration.
7350 * doc/invoke.tex (Option Summary, Optimization Options):
7353 2008-03-31 James E. Wilson <wilson@tuliptree.org>
7355 * varasm.c (output_constant_pool_1): In LABEL_REF check,
7356 use tmp consistently.
7359 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
7360 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7361 UNSPEC_FR_RECIP_APPROX_RES.
7362 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
7364 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
7367 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
7369 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7372 * fold-const.c (fold_indirect_ref_1): Support accessing non first
7373 element of the vector via a pointer.
7375 2008-03-31 Ian Lance Taylor <iant@google.com>
7377 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
7379 2008-03-31 Jan Hubicka <jh@suse.cz>
7381 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7382 get_arg_pointer_save_area.
7383 * expr.c (init_expr): Just clear out rtl.expr.
7384 * function.c (free_after_compilation): Clear out whole RTL structure.
7385 (get_func_frame_size): Merge into ...
7386 (get_frame_size): ... this one.
7387 (assign_stack_local_1): Merge into ...
7388 (assign_stack_local): ... this one.
7389 (expand_function_end): Update call of get_arg_pointer_save_area.
7390 (get_art_pointer_save_area): Remove cfun argument.
7391 * function.h (emit_status): regno_pointer_align does not need length
7392 attribute. Move x_regno_reg_rtx to ...
7393 (regno_reg_rtx): ... new global array.
7394 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
7395 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
7396 apply_args_value, forced_labels, stack_pointer_delta):
7398 (struct varasm_status): Move here from varasm.c
7399 (struct rtl_data): New. Move here some fields from struct function.
7400 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7401 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7402 used_temp_slots avail_temp_slots, temp_slot_level,
7403 nonlocal_goto_handler_labels): Update accesstors.
7404 (rtl): New global variable.
7405 (struct function): Move some fileds to rtl_data.
7406 (get_arg_pointer_save_area): Update prototype.
7407 * emit-rtl.c (rtl): Declare.
7408 (regno_reg_rtx): Declare.
7409 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7411 (gen_reg_rtx): Update.
7412 (init_virtual_regs): Do not tate emit_status argument.
7413 (init_emit): Do not allocate emit.
7414 * varasm.c (varasm_statuc): Move to function.h.
7415 (n_deferred_constatns): Update accestor.
7416 (init_varasm_status): Do not allocate varasm_status.
7417 (force_const_mem, get_pool_size, output_constant_pool): Update.
7418 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7419 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7421 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
7423 PR rtl-optimization/35729
7424 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
7427 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
7430 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
7431 load/store if memory is unaligned.
7432 (*movti_rex64): Likewise.
7434 * config/i386/predicates.md (misaligned_operand): New.
7436 2008-03-31 Andrew Pinski <pinskia@gmail.com>
7439 * tree-ssa-phiopt.c (conditional_replacement): Return early for
7442 2008-03-31 Jan Beulich <jbeulich@novell.com>
7444 * config/ia64/constraints.md: Add 'j' constraint.
7445 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
7446 (movdi_internal): Likewise.
7448 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
7451 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
7453 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
7456 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
7457 proper error message for the third argument on blendpd and
7460 * config/i386/sse.md (blendbits): New.
7461 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
7463 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
7465 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
7467 2008-03-30 Richard Guenther <rguenther@suse.de>
7470 * fold-const.c (fold_sign_changed_comparison): Do leave
7471 conversions to base-types alone.
7473 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
7475 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
7476 the link register if one altivec register is be saved.
7478 2008-03-30 Ben Elliston <bje@au.ibm.com>
7480 * final.c (final_scan_insn): Remove if (0) code.
7482 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
7484 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
7486 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
7488 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
7489 of V4SFmode to ix86_binary_operator_ok.
7491 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
7493 * config/i386/i386.c (override_options): Initialize
7494 ix86_veclib_handler to ix86_veclibabi_svml when
7495 -mveclibabi=svml is used.
7496 (ix86_veclibabi_svml): New function for SVML ABI style
7497 vectorization support.
7498 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
7500 2008-03-28 Rafael Espindola <espindola@google.com>
7502 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
7503 (tree_binary_nonnegative_warnv_p): Make it public.
7504 (tree_single_nonnegative_warnv_p): Make it public.
7505 (tree_invalid_nonnegative_warnv_p): Make it public.
7506 (tree_unary_nonzero_warnv_p): Make it public.
7507 (tree_binary_nonzero_warnv_p): Make it public
7508 (tree_single_nonzero_warnv_p): Make it public.
7509 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
7510 (extract_range_from_binary_expr): Split the expr argument.
7511 (extract_range_from_unary_expr): Split the expr argument.
7512 (extract_range_from_comparison): Split the expr argument.
7513 (extract_range_from_expr): Use the new aux functions.
7514 (vrp_evaluate_conditional_warnv): Use
7515 vrp_evaluate_conditional_warnv_with_ops.
7516 * tree.h (tree_unary_nonzero_warnv_p): Declare.
7517 (tree_binary_nonzero_warnv_p): Declare.
7518 (tree_single_nonzero_warnv_p): Declare.
7519 (tree_expr_nonzero_warnv_p): Declare.
7520 (tree_unary_nonnegative_warnv_p): Declare.
7521 (tree_binary_nonnegative_warnv_p): Declare.
7522 (tree_single_nonnegative_warnv_p): Declare.
7523 (tree_invalid_nonnegative_warnv_p): Declare.
7525 2008-03-28 Richard Guenther <rguenther@suse.de>
7527 PR tree-optimization/30317
7528 PR tree-optimization/30911
7529 PR tree-optimization/34793
7530 * tree-vrp.c (set_and_canonicalize_value_range): New function.
7531 (struct assert_locus_d): New member EXPR.
7532 (register_new_assert_for): Add EXPR parameter to support
7533 ASSERT_EXPR <name, expr OP limit>.
7534 (register_edge_assert_for_1): Adjust callers.
7535 (find_assert_locations): Likewise.
7536 (process_assert_insertions_for): Build condition from expression.
7537 (extract_range_from_assert): Handle ASSERT_EXPRs
7538 of the form ASSERT_EXPR <name, expr OP limit>.
7539 (register_edge_assert_for_2): New helper registering
7540 asserts for comparisons. Recognize range tests of the form
7541 (unsigned)i - CST1 OP CST2.
7542 (register_edge_assert_for_1): Use it.
7543 (register_edge_assert_for): Likewise.
7544 (needs_overflow_infinity): Integer sub-types
7545 do not need overflow infinities.
7546 (vrp_val_is_max): The extreme values of integer sub-types
7547 are those of the base type.
7548 (vrp_val_is_min): Likewise.
7549 * tree.def (ASSERT_EXPR): Document extra allowed conditional
7552 2008-03-28 Nick Clifton <nickc@redhat.com>
7555 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7556 Return GENERAL_REGS for stack adjustment reloads.
7558 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7561 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
7562 const_vector when all the vectors are constant.
7564 2008-03-27 Bob Wilson <bob.wilson@acm.org>
7566 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
7568 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
7569 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
7571 (s<code>_sf): Use new scc_sf attribute for opcode names.
7573 2008-03-27 Tom Tromey <tromey@redhat.com>
7575 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
7576 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
7577 config/spu/t-spu-elf, config/i386/t-interix,
7578 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
7579 config/i386/x-darwin, config/i386/x-mingw32,
7580 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
7581 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
7582 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
7583 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
7584 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
7585 config/rs6000/x-darwin, config/rs6000/t-rs6000,
7586 config/score/t-score-elf, config/arm/t-strongarm-pe,
7587 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
7588 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
7589 Revert automatic dependency patch.
7591 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
7594 * config/i386/i386.c (ix86_function_arg_boundary): Align
7595 decimal floating point to its natural boundary.
7597 2008-03-27 Richard Guenther <rguenther@suse.de>
7600 * fold-const.c (fold_comparison): Restrict distinct decl
7601 comparison folding to VAR_DECLs and PARM_DECLs. Do not
7602 solely rely on operand_equal_p.
7604 2008-03-27 Richard Guenther <rguenther@suse.de>
7607 * c-common.c (handle_weak_attribute): Reject combination of
7610 2008-03-27 Richard Guenther <rguenther@suse.de>
7612 PR tree-optimization/32810
7613 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
7614 conversions from DECL_INITIAL.
7615 (fold_const_aggregate_ref): Likewise from constructor elements.
7617 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
7619 * tree-affine.h (aff_combination_expand): Declare.
7620 (get_inner_reference_aff): Likewise.
7621 * tree-affine.c (aff_combination_expand): Split out from
7622 tree_to_aff_combination_expand.
7623 (get_inner_reference_aff): New function.
7624 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
7625 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
7626 (struct lim_aux_data): sm_done field removed.
7627 (mem_ref_loc_p, mem_ref_locs_p): New types.
7628 (struct mem_ref): Added id, stored, accesses_in_loop,
7629 indep_loop, dep_loop, indep_ref, dep_ref fields.
7630 Removed is_stored, locs and next fields.
7631 (memory_accesses): New variable.
7632 (movement_possibility): Do not allow moving statements
7633 that store to memory.
7634 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
7636 (determine_max_movement): For statements with memory references,
7637 find the outermost loop in that the reference is independent.
7638 (move_computations_stmt): Mark the virtual operands for renaming.
7639 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
7640 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
7641 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
7642 add_vop_ref_mapping, create_vop_ref_mapping_loop,
7643 create_vop_ref_mapping, analyze_memory_references,
7644 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
7645 get_all_locs_in_loop, ref_always_accessed_p,
7646 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
7647 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
7648 store_motion_loop, store_motion): New functions.
7649 (struct vop_to_refs_elt): New type.
7650 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
7651 memref_hash, memref_eq, hoist_memory_references): Rewritten.
7652 (schedule_sm): Replaced by...
7653 (execute_sm): ... this.
7654 (determine_lsm_ref, hoist_memory_references,
7655 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
7656 find_more_ref_vops, free_mem_ref, free_mem_refs,
7657 determine_lsm_loop, determine_lsm): Removed.
7658 (tree_ssa_lim_finalize): Free data structures used by store motion.
7659 (tree_ssa_lim): Call analyze_memory_references. Use
7660 store_motion instead of determine_lsm.
7662 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7664 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
7665 rename tmake_file to m68hc11/t-m68hc11.
7666 (mcore): Set inhibit_libc to true.
7667 * config.host (alpha*-dec-*vms*): Set extra_programs.
7668 (interix3*): Don't use host_xmake_file.
7669 * configure.ac: Let config.gcc override inhibit_libc.
7670 * configure: Regenerate.
7672 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
7673 * config/t-openbsd-thread: Remove commented out lines.
7675 * config/x-interix: Remove.
7677 * config/m68hc11/t-m68hc11-gas: Rename to...
7678 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
7680 * config/mcore/t-mcore: Remove T_CFLAGS.
7681 * config/mcore/t-mcore-pe: Likewise.
7683 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7685 * configure.ac: Replace custom __GNU_SOURCE test with
7686 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
7687 * aclocal.m4: Regenerate.
7688 * configure: Regenerate.
7689 * config.in: Regenerate.
7691 2008-03-27 Richard Guenther <rguenther@suse.de>
7693 * fold-const.c (target.h): Include.
7694 (fold_comparison): Fold comparison of addresses of decls
7695 that bind locally or of constants. Consolidate address folding code.
7696 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
7697 results from fold_binary_to_constant.
7698 (compare_values_warnv): Likewise.
7700 2008-03-27 Andrew Pinski <pinskia@gmail.com>
7703 * fold-const.c (fold_truthop): Check for integeral types when folding
7704 a == 0 && b == 0 and a != 0 || b != 0 .
7706 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
7708 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
7710 2008-03-26 Andreas Schwab <schwab@suse.de>
7712 * doc/invoke.texi: Fix use of @item vs. @itemx.
7714 2008-03-26 Tom Tromey <tromey@redhat.com>
7716 * Makefile.in (build/gensupport.o, build/print-rtl.o,
7717 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
7718 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
7719 build/gencodes.o, build/genconditions.o, build/genconfig.o,
7720 build/genconstants.o, build/genemit.o, build/genextract.o,
7721 build/genflags.o, build/genmddeps.o, build/genopinit.o,
7722 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
7725 2008-03-26 Richard Guenther <rguenther@suse.de>
7728 2008-03-26 Richard Guenther <rguenther@suse.de>
7730 * fold-const.c (target.h): Include.
7731 (fold_comparison): Fold comparison of addresses of two decls
7732 that bind locally. Consolidate address folding code.
7734 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7736 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
7737 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
7738 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
7739 dconstsqrt2, dconstthird, dconste and/or dconst10.
7740 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
7741 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
7742 dconstsqrt2, dconste): Delete.
7743 (init_emit_once): Likewise. Simplify initializing dconstm1.
7745 * real.c (get_real_const): New.
7746 * real.h (dconst3, dconst10, dconstm2, dconstthird,
7747 dconstsqrt2, dconste): Delete.
7748 (real_value_const, get_real_const): New.
7750 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
7752 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
7754 * config/i386/i386.c (ix86_function_arg_boundary): Check
7755 BIGGEST_ALIGNMENT instead of 128.
7756 (setup_incoming_varargs_64): Likewise.
7758 2008-03-26 Tom Tromey <tromey@redhat.com>
7760 * Makefile.in (DEPFILES): Add missing '/'.
7762 2008-03-26 Richard Guenther <rguenther@suse.de>
7764 * fold-const.c (target.h): Include.
7765 (fold_comparison): Fold comparison of addresses of two decls
7766 that bind locally. Consolidate address folding code.
7768 2008-03-26 Nick Clifton <nickc@redhat.com>
7771 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
7772 not allow INT+INT as a legitimate addressing mode.
7774 2008-03-26 Richard Guenther <rguenther@suse.de>
7776 * tree-flow.h (widen_bitfield): Remove declaration.
7777 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
7778 (widen_bitfield): Remove function.
7779 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
7782 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7785 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
7788 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
7790 PR rtl-optimization/35232
7791 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
7792 (forget_old_reloads_1, forget_marked_reloads): Don't clear
7793 reg_reloaded_call_part_clobbered here.
7794 (reload_regs_reach_end_p): New function.
7795 (reload_reg_rtx_for_input): New variable.
7796 (reload_reg_rtx_for_output): Likewise.
7797 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
7798 when reassigning a pseudo register. Load reloadreg from
7799 reload_reg_rtx_for_input, moving the mode and register
7801 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
7802 instead of the original when deciding whether an input reload
7803 would be a no-op or whether an output reload can be deleted.
7804 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
7805 when setting up new_spill_reg_store. Load it from
7806 reload_reg_rtx_for_output, moving the mode and register
7808 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
7809 instead of the original when deciding whether an output reload
7810 would be a no-op. Do the same when modifying insn notes.
7811 Use rtx_equal_p instead of == to compare the registers.
7812 (inherit_piecemeal_p): Take a mode and two register numbers
7814 (emit_reload_insns): Clear new_spill_reg_store for every hard
7815 register in the reload register. Remove spill registers
7816 from reg_reloaded_valid before considering whether to record
7817 inheritance information for them. Use reload_reg_rtx_for_output
7818 instead of reg_rtx when recording output reloads. Use
7819 reload_reg_rtx_for_input instead of reg_rtx when recording
7820 input reloads. Set or clear reg_reloaded_call_part_clobbered
7821 at the same time as setting reg_reloaded_valid.
7822 (delete_output_reload): Add a new_reload_reg parameter and use it
7823 instead of rld[j].reg_rtx.
7824 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
7827 2008-03-25 Tom Tromey <tromey@redhat.com>
7829 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
7830 (build/genattr.o): Likewise.
7831 (build/genattrtab.o): Likewise.
7832 (build/gencodes.o): Likewise.
7833 (build/genconfig.o): Likewise.
7834 (build/genconstants.o): Likewise.
7835 (build/genemit.o): Likewise.
7836 (build/genextract.o): Likewise.
7837 (build/genflags.o): Likewise.
7839 2008-03-25 Bob Wilson <bob.wilson@acm.org>
7841 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
7842 instead of size_int for integer types.
7843 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
7844 to match type of MINUS_EXPR.
7846 2008-03-25 Tom Tromey <tromey@redhat.com>
7848 * configure: Rebuilt.
7849 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
7852 2008-03-25 Tom Tromey <tromey@redhat.com>
7854 * config/x-solaris (host-solaris.o): Update.
7855 * config/x-linux (host-linux.o): Update.
7856 * config/x-hpux (host-hpux.o): Update.
7857 * config/x-darwin (host-darwin.o): Update.
7858 * config/v850/t-v850e (v850-c.o): Update.
7859 * config/v850/t-v850 (v850-c.o): Update.
7860 * config/t-vxworks (vxworks.o): Update.
7861 * config/t-sol2 (sol2-c.o, sol2.o): Update.
7862 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
7863 * config/spu/t-spu-elf (spu-c.o): Update.
7865 * config/sh/t-symbian (sh-c.o): Update.
7866 (symbian.o): Update.
7867 * config/sh/t-sh (sh-c.o): Update.
7868 * config/score/t-score-elf (score7.o, score3.o): Update.
7869 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
7870 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
7871 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
7872 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
7874 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7875 * config/m32c/t-m32c (m32c-pragma.o): Update.
7876 * config/ia64/t-ia64 (ia64-c.o): Update.
7877 * config/i386/x-mingw32 (host-mingw32.o): Update.
7878 * config/i386/x-i386 (driver-i386.o): Update.
7879 * config/i386/x-darwin (host-i386-darwin.o): Update.
7880 * config/i386/x-cygwin (host-cygwin.o): Update.
7881 * config/i386/t-nwld (nwld.o): Update.
7882 * config/i386/t-netware (netware.o): Update.
7883 * config/i386/t-interix (winnt.o): Update.
7884 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
7885 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
7886 msformat-c.o): Update.
7887 * config/bfin/t-bfin-linux (generated_files): Add
7888 linux-sysroot-suffix.h.
7889 * config/arm/t-wince-pe (pe.o): Update.
7890 * config/arm/t-strongarm-pe (pe.o): Update.
7891 * config/arm/t-pe (pe.o): Update.
7892 * config/arm/t-arm (arm-c.o): Update.
7893 * doc/install.texi (Prerequisites): Require make 3.80.
7894 * Makefile.in: Remove .o targets.
7895 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
7896 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
7897 (simple_generated_h, simple_generated_c): Move earlier.
7898 (generated_files): New variable.
7899 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
7900 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
7901 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
7902 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
7903 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
7904 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
7905 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
7906 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
7907 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
7908 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
7909 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
7910 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
7912 (COMPILE.base, COMPILE): New variables.
7913 (%.o): New pattern rule.
7914 (ALL_HOST_OBJS): New variable.
7915 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
7916 (dummy-checksum.o, cc1-checksum.o): Remove.
7917 (DRIVER_SHLIB): New variable.
7918 (DRIVER_DEFINES): Use it.
7919 (gencondmd.c): Move out of build/.
7920 (s-conditions): Update.
7921 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
7922 (ALL_BUILD_OBJS): Likewise.
7923 (build/%.o): Use BUILDCOMPILE.
7924 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
7925 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
7926 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
7927 build/gencheck.o, build/gencodes.o, build/genconditions.o,
7928 build/genconfig.o, build/genconstants.o, build/genemit.o,
7929 build/genextract.o, build/genflags.o, build/genmddeps.o,
7930 build/genopinit.o, build/genoutput.o, build/genpeep.o,
7931 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
7932 build/gen-protos.o, build/scan.o, build/fix-header.o,
7933 build/scan-decls.o): Simplify.
7934 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
7935 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
7936 prefix.o, toplev.o): Reduce to variable setting.
7937 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
7938 ($(out_object_file), gcc-options.o): New targets.
7939 ($(ALL_HOST_OBJS)): New target. Include dependency files.
7940 * configure: Rebuilt.
7941 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
7942 * doc/sourcebuild.texi (Front End Directory): Document new variable.
7944 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
7946 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
7947 complain when we hit an error, return ERROR_MARK_NODE.
7949 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7951 * config/sh/constraints.md (Pso, Psz): New constraints.
7952 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
7953 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
7955 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7957 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
7958 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
7960 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7962 * config/sh/sh.md (prefetch): Add condition for SH2A target.
7963 (prefetch_sh2a): New.
7965 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7966 Naveen.H.S <naveen.hs@kpitcummins.com>
7968 * config/sh/constraints.md (I28): New constraint.
7969 * config/sh/sh.c (broken_move): Add support for movi20s.
7970 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
7972 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
7973 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7974 Naveen.H.S <naveen.hs@kpitcummins.com>
7976 * config/sh/sh.c (SH_ATTRIBUTES): Define.
7977 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7978 (print_operand): Handle resbank in %@ operand code.
7979 (sh_encode_section_info): New.
7980 (push_regs): Add conditions for resbank.
7981 (sh_expand_epilogue): Likewise.
7982 (sh_insert_attributes): Likewise.
7983 (sh_attribute_table): Likewise.
7984 (sh_handle_resbank_handler_attribute): New.
7985 (sh2a_handle_function_vector_handler_attribute): New.
7986 (sh2a_is_function_vector_call): New.
7987 (sh2a_get_function_vector_number): New.
7988 (sh2a_function_vector_p): New.
7989 (sh_cfun_resbank_handler_p): New.
7990 * config/sh/sh.md (calli): Emit jsr/n if possible.
7991 (calli_tbr_rel): New.
7992 (calli_pcrel): Emit jsr/n if possible.
7993 (return_i): Emit rts/n if possible.
7994 (call_valuei_tbr_rel): New.
7995 (call_valuei_pcrel): Add condition for SH2A target.
7996 (call_value): Likewise.
7997 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
7998 (sh2a_get_function_vector_number): Likewise.
7999 (sh2a_is_function_vector_call): Likewise.
8000 * doc/extend.texi: Document TBR relative addressing of SH2A.
8001 (resbank): Add description for SH2A.
8003 2008-03-24 Richard Guenther <rguenther@suse.de>
8006 * gimplify.c (gimplify_modify_expr): For frontend type-correct
8007 pointer assignments change conversions according to middle-end rules.
8008 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
8009 * configure.ac: Include type checking in yes.
8010 * configure: Regenerate.
8012 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8014 * diagnostic.c (diagnostic_count_diagnostic): Delete.
8015 (diagnostic_report_diagnostic): Update. Handle ICEs here.
8017 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
8019 * gthr-vxworks.h (UNUSED): Define.
8021 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
8023 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
8025 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
8027 * doc/extend.texi (Function Attributes): Add missing comma in the
8028 example of the "alloc_size" attribute.
8030 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
8033 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8035 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8038 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8041 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8042 of the underlying type of a MS bitfield layout to the natural
8043 alignment of the type.
8045 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
8047 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
8048 to their natural alignment to avoid store forwarding stalls.
8050 2008-03-22 Richard Guenther <rguenther@suse.de>
8052 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
8053 For PHI nodes verify the address is invariant.
8054 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
8055 (get_symbol_constant_value): Use is_gimple_min_invariant.
8056 (maybe_fold_stmt_indirect): Likewise.
8058 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
8060 PR rtl-optimization/33927
8061 * Makefile.in (dse.o): Depend on $(TM_P_H).
8062 * expr.h (extract_low_bits): Declare.
8063 * expmed.c (extract_low_bits): New function.
8064 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
8065 * dse.c: Include tm_p.h.
8066 (find_shift_sequence): Remove the read_reg argument and return the
8067 read value. Emit the instructions instead of returning them.
8068 Iterate on new_mode rather than calculating it each time.
8069 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
8070 source to NEW_MODE and extract_low_bits to convert the shifted
8072 (replace_read): Allow the load and store to have different mode
8073 classes. Use extract_low_bits when SHIFT == 0. Create the shift
8074 or extraction instructions before trying the replacement. Update
8075 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
8077 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
8079 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
8080 to their natural alignment to avoid store forwarding stalls.
8082 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8085 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
8086 encouraging but not allowing gprs for input;
8087 change the input constraint to !f#r.
8088 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
8090 change the output constraint to !f#r.
8092 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
8095 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
8096 corresponding post-reload splitters.
8097 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
8098 when x87 FP math is selected.
8099 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
8100 New function prototype.
8101 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
8102 unreachable function to ease macroization of insn patterns.
8104 2008-03-21 Martin Jambor <mjambor@suse.cz>
8106 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
8107 reference dumps if ddr is NULL or dependence is unknown.
8109 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8111 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
8112 unsigned extension into account.
8113 (ATOMIC_COMPARE_AND_SWAP): Likewise.
8114 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
8115 Do computations on a scratch register.
8117 2008-03-21 Richard Guenther <rguenther@suse.de>
8119 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
8120 Use is_gimple_min_invariant instead of TREE_INVARIANT.
8121 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
8122 * tree-ssa-dom.c (record_equality): Likewise.
8123 * tree-inline.c (copy_body_r): Likewise.
8124 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
8127 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
8129 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
8130 as 'delete_unused' argument.
8132 2008-03-20 Richard Guenther <rguenther@suse.de>
8134 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
8135 special casing of constant qualifiers.
8136 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
8137 care about them in general.
8138 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
8139 regardless of their type.
8140 (fold_stmt_r): Forcefully fold *& if we end up with that.
8142 2008-03-20 Paul Brook <paul@codesourcery.com>
8144 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
8145 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
8147 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
8149 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
8150 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
8152 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
8154 * common.opt (Wmudflap): New option.
8155 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
8156 (mx_register_decls): Likewise.
8157 (mudflap_finish_file): Likewise.
8158 * doc/invoke.texi: Document -Wno-mudflap.
8160 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
8162 * c-format.c (replace_format_name_to_system_name): New.
8164 (convert_format_name_to_system_name): New.
8165 (decode_format_attr): Add use of convert_format_name_to_system_name.
8166 (format_types_orig): Add gnu_ prefix to names.
8167 (check_format_info_main): Special treating of \0 escaped names for
8168 supporting multi-character format specifiers as I32, I64.
8169 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
8170 (gnu_target_overrides_format_attributes): New.
8171 * c-format.h: Add structure target_ovr_attr to hold
8172 system specific formatter names.
8173 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
8174 msformat-c.o file to c_target_objs and cxx_target_objs.
8175 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8176 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
8177 (TARGET_N_FORMAT_TYPES): New.
8178 * config/i386/msformat-c.c: New.
8179 * config/i386/t-cygming: Add build rule for msformat-c.o.
8180 * doc/extend.texi: Add new format names gnu_* and ms_* and
8182 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
8184 2008-03-20 Ira Rosen <irar@il.ibm.com>
8186 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
8187 optimizations turned on under -O3.
8188 (ftree-vectorize): Add that the flag is turned on with -O3.
8190 2008-03-20 Ben Elliston <bje@au.ibm.com>
8192 * regmove.c (try_auto_increment): Fix spelling error in comment.
8193 * final.c (final_scan_insn): Likewise.
8195 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
8198 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
8199 allocator preferences for "y" and "r" class registers.
8200 ("*mov<mode>_internal"): Ditto.
8201 ("*movv2sf_internal_rex64"): Ditto.
8202 ("*movv2sf_internal"): Ditto.
8204 2008-03-19 Michael Matz <matz@suse.de>
8207 * calls.c (expand_call): Check overlap of arguments with call
8208 address for sibcalls.
8210 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
8213 * stor-layout.c (update_alignment_for_field): Set minimum alignment
8214 of the underlying type of a MS bitfield layout to the natural
8215 alignment of the type.
8217 2008-03-19 Jan Hubicka <jh@suse.cz>
8220 * toplev.c (decode_d_option): Handle all CPP flags.
8221 * tree-vrp.c: Update tree_pass descriptors.
8222 * regrename.c: Update tree_pass descriptors.
8223 * fwprop.c: Update tree_pass descriptors.
8224 * doc/invoke.texi: Remove documentation of dropped -d? flags.
8225 * tree-into-ssa.c: Update tree_pass descriptors.
8226 * tree-dump.c: Update tree_pass descriptors.
8227 * tree-complex.c: Update tree_pass descriptors.
8228 * tree-dump.h: Update tree_pass descriptors.
8229 * see.c: Update tree_pass descriptors.
8230 * cgraphbuild.c: Update tree_pass descriptors.
8231 * tracer.c: Update tree_pass descriptors.
8232 * tree-loop-distribution.c: Update tree_pass descriptors.
8233 * cgraph.c: Update tree_pass descriptors.
8234 * postreload-gcse.c: Update tree_pass descriptors.
8235 * postreload.c: Update tree_pass descriptors.
8236 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
8237 * tree-tailcall.c: Update tree_pass descriptors.
8238 * tree-pass.h (tree_opt_pass): Rename to ...
8239 (opt_pass) ... this one; add "type" field and remove letter field.
8240 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
8241 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
8242 all_lowering_passes): Update declaration.
8243 * ipa-cp.c: Update tree_pass descriptors.
8244 * final.c: Update tree_pass descriptors.
8245 * omp-low.c: Update tree_pass descriptors.
8246 * tree-ssa-dse.c: Update tree_pass descriptors.
8247 * ipa-reference.c: Update tree_pass descriptors.
8248 * tree-ssa-uncprop.c: Update tree_pass descriptors.
8249 * auto-inc-dec.c: Update tree_pass descriptors.
8250 * reorg.c: Update tree_pass descriptors.
8251 * cgraphunit.c: Update tree_pass descriptors.
8252 * tree-ssa-copyrename.c: Update tree_pass descriptors.
8253 * tree-ssa-ccp.c: Update tree_pass descriptors.
8254 * df-core.c: Update tree_pass descriptors.
8255 * mode-switching.c: Update tree_pass descriptors.
8256 * tree-nomudflap.c: Update tree_pass descriptors.
8257 * modulo-sched.c: Update tree_pass descriptors.
8258 * ipa-pure-const.c: Update tree_pass descriptors.
8259 * cse.c: Update tree_pass descriptors.
8260 * web.c: Update tree_pass descriptors.
8261 * tree-stdarg.c: Update tree_pass descriptors.
8262 * tree-ssa-math-opts.c: Update tree_pass descriptors.
8263 * tree-ssa-dom.c: Update tree_pass descriptors.
8264 * tree-nrv.c: Update tree_pass descriptors.
8265 * tree-ssa-alias.c: Update tree_pass descriptors.
8266 * loop-init.c: Update tree_pass descriptors.
8267 * gimple-low.c: Update tree_pass descriptors.
8268 * ipa-inline.c: Update tree_pass descriptors.
8269 * tree-ssa-sink.c: Update tree_pass descriptors.
8270 * global.c: Update tree_pass descriptors.
8271 * ifcvt.c: Update tree_pass descriptors.
8272 * jump.c: Update tree_pass descriptors.
8273 * predict.c: Update tree_pass descriptors.
8274 * tree-ssa-loop.c: Update tree_pass descriptors.
8275 * recog.c: Update tree_pass descriptors.
8276 * dse.c: Update tree_pass descriptors.
8277 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
8278 * tree-eh.c: Update tree_pass descriptors.
8279 * regmove.c: Update tree_pass descriptors.
8281 * function.c: Update tree_pass descriptors.
8282 * tree-vectorizer.c: Update tree_pass descriptors.
8283 * gcse.c: Update tree_pass descriptors.
8284 * ipa-type-escape.c: Update tree_pass descriptors.
8285 * tree-if-conv.c: Update tree_pass descriptors.
8286 * init-regs.c: Update tree_pass descriptors.
8287 * ipa.c: Update tree_pass descriptors.
8288 * tree-ssa-phiopt.c: Update tree_pass descriptors.
8289 * rtl-factoring.c: Update tree_pass descriptors.
8290 * lower-subreg.c: Update tree_pass descriptors.
8291 * bt-load.c: Update tree_pass descriptors.
8292 * tree-dfa.c: Update tree_pass descriptors.
8293 * except.c: Update tree_pass descriptors.
8294 * emit-rtl.c: Update tree_pass descriptors.
8295 * cfgexpand.c: Update tree_pass descriptors.
8296 * tree-cfgcleanup.c: Update tree_pass descriptors.
8297 * cfgcleanup.c: Update tree_pass descriptors.
8298 * tree-ssa-pre.c: Update tree_pass descriptors.
8299 * tree-sra.c: Update tree_pass descriptors.
8300 * tree-mudflap.c: Update tree_pass descriptors.
8301 * tree-ssa-copy.c: Update tree_pass descriptors.
8302 * cfglayout.c: Update tree_pass descriptors.
8303 * tree-ssa-forwprop.c: Update tree_pass descriptors.
8304 * tree-ssa-dce.c: Update tree_pass descriptors.
8305 * tree-ssa.c: Update tree_pass descriptors.
8306 * regclass.c: Update tree_pass descriptors.
8307 * integrate.c: Update tree_pass descriptors.
8308 * tree-optimize.c: Update tree_pass descriptors.
8309 * tree-ssa-phiprop.c: Update tree_pass descriptors.
8310 * tree-object-size.c: Update tree_pass descriptors.
8311 * combine.c: Update tree_pass descriptors.
8312 * tree-outof-ssa.c: Update tree_pass descriptors.
8313 * bb-reorder.c: Update tree_pass descriptors.
8314 * stack-ptr-mod.c: Update tree_pass descriptors.
8315 * var-tracking.c: Update tree_pass descriptors.
8316 * tree-profile.c: Update tree_pass descriptors.
8317 * tree-vect-generic.c: Update tree_pass descriptors.
8318 * reg-stack.c: Update tree_pass descriptors.
8319 * sched-rgn.c: Update tree_pass descriptors.
8320 * tree-ssa-structalias.c: Update tree_pass descriptors.
8321 * tree-cfg.c: Update tree_pass descriptors.
8322 * passes.c (current_pass): Update declaration.
8323 (finish_optimization_passes): Update.
8324 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
8325 (register_one_dump_file, register_dump_files_1, next_pass_1):
8327 (init_optimization_passes): Update handling of new types.
8328 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
8329 * ipa-struct-reorg.c: Update tree_pass descriptors.
8330 * tree-ssa-reassoc.c: Update tree_pass descriptors.
8331 * combine-stack-adj.c: Update tree_pass descriptors.
8332 * cfgrtl.c: Update tree_pass descriptors.
8333 * dce.c: Update tree_pass descriptors.
8334 * tree-ssanames.c: Update tree_pass descriptors.
8336 2008-03-19 Richard Guenther <rguenther@suse.de>
8339 * tree-ssa.c (walk_data): New structure.
8340 (warn_uninitialized_var): If not always_executed warn with "maybe"
8342 (execute_early_warn_uninitialized): Compute post-dominators.
8343 Initialize always_executed before processing each basic block.
8345 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8348 * config/i386/i386.c (x86_this_parameter): Calculate correct location
8349 of "this" pointer when "regparm = N" or "fastcall" is in effect.
8351 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8353 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
8355 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
8357 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
8359 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
8360 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
8361 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
8362 target after ignore has been set, and move there also the commputation
8363 of subtarget and original_target.
8364 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
8365 (LANG_HOOKS_INITIALIZER): Remove it.
8366 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
8368 2008-03-18 Richard Guenther <rguenther@suse.de>
8370 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
8371 found an expression with constants, note that in the VN for the lhs.
8372 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
8373 fold them to constants if possible. Run cleanup_cfg if done so.
8374 (execute_pre): Return todo.
8376 (execute_fre): Likewise.
8377 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
8379 (get_prop_source_stmt): Look through pointer conversions.
8381 2008-03-18 Jan Hubicka <jh@suse.cz>
8383 * tree-pretty-print.c: Include predict.h.
8384 (dump_generic_node): Dump predictor.
8385 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
8386 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
8387 * gimple-low.c (lower_stmt): Likewise.
8388 * expr.c (expand_expr_real): Likewise.
8389 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
8391 (build_predict_expr, build_predict_expr): New.
8392 * predict.h (predictor_name, build_predict_expr): Update.
8393 * c-typeck.c (c_finish_bc_stmt): Add prediction.
8394 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
8395 * predict.def (PRED_CONTINUE): Update hitrate.
8396 * tree.def (PREDICT_EXPR): Define.
8397 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
8398 do not handle BIND_EXPR.
8399 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
8400 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
8401 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
8404 2008-03-18 Michael Matz <matz@suse.de>
8406 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
8408 2008-03-18 Richard Guenther <rguenther@suse.de>
8410 * tree-gimple.h (is_gimple_invariant_address): Declare.
8411 (is_gimple_constant): Likewise.
8412 * tree-gimple.c (is_gimple_constant): New function.
8413 (is_gimple_invariant_address): Likewise.
8414 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
8415 and is_gimple_invariant_address.
8416 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
8418 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
8419 an addressable base.
8421 2008-03-18 Jakub Jelinek <jakub@redhat.com>
8424 * gimplify.c (gimplify_expr): Gimplify second operand of
8427 2008-03-17 Richard Guenther <rguenther@suse.de>
8429 PR tree-optimization/19637
8430 * fold-const.c (fold_unary): Remove restrictions of removing
8431 intermediate pointer-conversions (P2)(P1)P0.
8432 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
8433 conversion to void pointer.
8434 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
8436 2008-03-16 James E. Wilson <wilson@tuliptree.org>
8439 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
8440 emulated thread local variables.
8442 2008-03-16 Richard Guenther <rguenther@suse.de>
8445 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
8446 expand TREE_INVARIANT operations that are not gimple invariant.
8448 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
8450 * doc/extend.texi (Alignment): Say that the ABI controls
8451 the __alignof__ for non-strict-alignment targets rather
8452 than being a recommendation.
8454 2008-03-15 Paul Brook <paul@codesourcery.com>
8456 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
8458 (arm_output_fn_unwind): Mark functions that can not be unwound.
8460 2008-03-15 Paul Brook <paul@codesourcery.com>
8462 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
8463 extension instructions.
8465 2008-03-15 Richard Guenther <rguenther@suse.de>
8467 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
8468 and fold constant aggregate refs.
8469 (fold_const_aggregate_ref): Handle string constants
8470 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
8471 (evaluate_stmt): Simplify now that ccp_fold folds constant
8474 2008-03-15 Paul Brook <paul@codesourcery.com>
8476 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
8477 (extzv): Use gen_extzv_t2.
8478 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
8480 2008-03-15 Richard Guenther <rguenther@suse.de>
8482 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
8483 (fold_const_aggregate_ref): Likewise.
8484 (get_value): Return NULL if we don't have any values.
8485 (ccp_finalize): Set const_val to NULL after freeing it.
8486 * tree-flow.h (get_symbol_constant_value): Declare.
8487 (fold_const_aggregate_ref): Likewise.
8488 * tree-ssa-sccvn.c (try_to_simplify): Use them.
8490 2008-03-15 Richard Guenther <rguenther@suse.de>
8493 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
8494 to not produce negative array indices if not allowed. Add
8495 parameter to indicate that.
8496 (maybe_fold_offset_to_component_ref): Allow negative array
8497 indices only for the first member of a structure.
8498 (maybe_fold_offset_to_reference): Allow negative array indices.
8499 (maybe_fold_stmt_addition): Likewise.
8501 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
8502 Anatoly Sokolov <aesok@post.ru>
8504 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
8505 (avr_arch): Add ARCH_AVR6.
8506 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
8507 (initial_elimination_offset): Initialize and use 'avr_pc_size'
8508 instead of fixed value 2.
8509 (print_operand_address): Use gs() asm specifier instead of pm().
8510 (avr_assemble_integer): (Ditto.).
8511 (avr_output_addr_vec_elt): (Ditto.).
8512 (print_operand): Handle "!" code.
8513 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
8514 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
8515 (AVR_HAVE_EIJMP_EICALL): Define.
8516 (AVR_3_BYTE_PC): Redefine.
8517 (AVR_2_BYTE_PC): (Ditto.).
8518 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
8519 (LINK_SPEC): Add atmega2560 and atmega2561.
8520 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
8522 * config/avr/avr.md (call_insn): Use eicall instead of icall
8523 for 3 byte PC devices.
8524 (call_value_insn): (Ditto.).
8525 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
8526 (indirect_jump): Use only for for 2 byte PC devices.
8527 (*tablejump): (Ditto.).
8528 (*indirect_jump_avr6): Add insn.
8529 (*tablejump_rjmp): Don't use for 3 byte PC devices.
8530 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
8531 instead of ijmp for 3 byte PC devices.
8532 (__tablejump2__): (Ditto.).
8533 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
8534 (MULITLIB_DIRNAMES): (Ditto.).
8535 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
8537 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
8539 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
8540 "sse2_umulsidi3". Use V1DI mode for operand 0.
8541 ("mmx_psadbw"): Use V1DI mode for operand 0.
8542 * config/i386/i386-modes.def (V1SI): New vector mode.
8543 * config/i386/i386.c (struct builtin_description)
8544 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
8545 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
8546 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
8547 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
8548 v1di_ftype_v8qi_v8qi type.
8549 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
8551 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
8552 __builtin_ia32_pmuludq]: Fix the mode of return value.
8554 2008-03-15 Richard Guenther <rguenther@suse.de>
8557 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
8560 2008-03-14 Bob Wilson <bob.wilson@acm.org>
8562 * doc/invoke.texi (Option Summary, Xtensa Options): Document
8563 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
8564 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
8565 unless TARGET_SERIALIZE_VOLATILE is enabled.
8566 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
8567 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
8568 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
8570 2008-03-14 Richard Guenther <rguenther@suse.de>
8572 PR tree-optimization/34172
8573 * tree-flow.h (refs_may_alias_p): Declare.
8574 (get_single_def_stmt): Likewise.
8575 (get_single_def_stmt_from_phi): Likewise.
8576 (get_single_def_stmt_with_phi): Likewise.
8577 * tree-dfa.c (refs_may_alias_p): New function.
8578 (get_single_def_stmt): Likewise.
8579 (get_single_def_stmt_from_phi): Likewise.
8580 (get_single_def_stmt_with_phi): Likewise.
8581 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
8582 (vn_reference_lookup_1): New helper function.
8583 (vn_reference_lookup): Walk the virtual use-def chain to
8584 continue searching for a match if the def does not alias the
8585 reference we are looking for.
8587 2008-03-14 David Edelsohn <edelsohn@gnu.org>
8589 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
8590 archive and Perzl. Update The Written Word listing.
8592 2008-03-14 Richard Guenther <rguenther@suse.de>
8594 PR tree-optimization/34043
8595 PR tree-optimization/33989
8596 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
8598 (bitmap_find_leader): Use extra argument to verify dominance
8599 relationship inside a basic-block.
8600 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
8601 (find_leader_in_sets): Adjust.
8602 (create_component_ref_by_pieces): Take extra argument for
8603 dominance check, handle lookup failures.
8604 (find_or_generate_expression): Likewise.
8605 (create_expression_by_pieces): Likewise.
8606 (insert_into_preds_of_block): Adjust.
8607 (create_value_expr_from): If asked for, verify all operands
8608 are in the blocks AVAIL_OUT set.
8609 (make_values_for_stmt): Check for SSA_NAMEs that are life
8610 over an abnormal edge.
8611 (compute_avail): Remove such check.
8612 (do_SCCVN_insertion): New function.
8613 (eliminate): If we do not find a leader suitable for replacement
8614 insert a replacement expression from SCCVN if available.
8615 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
8616 (struct vn_ssa_aux): Add needs_insertion flag.
8617 * tree-ssa-sccvn.c (may_insert): New global flag.
8618 (copy_reference_ops_from_ref): Value-number union member access
8619 based on its size, not type and member if insertion is allowed.
8620 (visit_reference_op_load): For a weak match from union type
8621 punning lookup a view-converted value and insert a SSA_NAME
8622 for that value if that is not found.
8623 (visit_use): Make dumps shorter. Do not disallow value numbering
8624 SSA_NAMEs that are life over an abnormal edge to constants.
8625 (free_scc_vn): Release inserted SSA_NAMEs.
8626 (run_scc_vn): New flag to specify whether insertion is allowed.
8627 Process SSA_NAMEs in forward order.
8628 * tree-ssa-loop-im.c (for_each_index): Handle invariant
8629 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
8630 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
8631 pointer type to/from integral types that do not change the
8632 precision to regular conversions.
8634 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8636 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8637 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8638 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
8639 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
8640 input arguments and the mode of return value. Built-in functions
8641 that operate on whole 64-bit MMX register now use V1DI mode.
8643 2008-03-13 Alon Dayan <alond@il.ibm.com>
8644 Olga Golovanevsky <olga@il.ibm.com>
8646 PR tree-optimization/35041
8647 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
8648 to locate the right position in a statement.
8650 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8654 * config/i386/xmmintrin.h: Change all static inline functions to
8655 extern inline and add __gnu_inline__ attribute.
8656 * config/i386/bmintrin.h: Ditto.
8657 * config/i386/smmintrin.h: Ditto.
8658 * config/i386/tmmintrin.h: Ditto.
8659 * config/i386/mmintrin-common.h: Ditto.
8660 * config/i386/ammintrin.h: Ditto.
8661 * config/i386/emmintrin.h: Ditto.
8662 * config/i386/pmmintrin.h: Ditto.
8663 * config/i386/mmintrin.h: Ditto.
8664 * config/i386/mm3dnow.h: Ditto.
8666 2008-03-13 Jakub Jelinek <jakub@redhat.com>
8669 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
8670 (lower_omp_2): New function.
8671 (lower_omp_1, lower_omp): Rewritten.
8673 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
8676 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
8677 with the phrase "Microsoft Windows compilers".
8678 (Push/Pop Macro Pragmas): New subsection. Document
8679 #pragma push_macro and pragma pop_macro.
8681 2008-03-12 Paul Brook <paul@codesourcery.com>
8683 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
8685 2008-03-12 Paul Brook <paul@codesourcery.com>
8687 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
8688 (thumb2_alusi3_short): Exclude PLUS and MINUS.
8689 (thumb2_addsi_shortim): Rename ...
8690 (thumb2_addsi_short): ... to this. Allow register operands.
8691 (thumb2_subsi_short): New pattern.
8692 (thumb2_one_cmplsi2_short,
8693 thumb2_negsi2_short): New patterns and peepholes.
8695 2008-03-12 Paul Brook <paul@codesourcery.com>
8697 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
8699 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
8701 * config/i386/i386.md (int_cond): New code iterator.
8703 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
8704 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
8705 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
8706 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
8707 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
8708 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
8709 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
8710 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
8712 2008-03-12 Paul Brook <paul@codesourcery.com>
8714 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
8715 instead of {arm,thumb}_compute_save_reg_mask.
8716 (output_return_instruction): Ditto.
8717 (thumb_unexpanded_epilogue): Ditto.
8718 (thumb1_expand_prologue): Ditto.
8719 (thumb1_output_function_prologue): Ditto.
8720 (arm_set_return_address): Ditto.
8721 (thumb_set_return_address): Ditto.
8722 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
8723 regs to achieve stack alignment.
8724 (thumb1_compute_save_reg_mask): Fix compiler warning.
8725 (arm_output_epilogue): Use offsets->saved_regs_mask.
8726 Adjust stack pointer by poping call clobered registers.
8727 (arm_expand_prologue): Use offsets->saved_regs_mask.
8728 Adjust stack pointer by pushing extra registers.
8729 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
8731 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
8734 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
8735 conversion to the operands of a multiplication.
8737 2008-03-12 Richard Guenther <rguenther@suse.de>
8739 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
8740 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
8741 * timevar.def (TV_TREE_PHIPROP): Add.
8742 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
8743 pass description. Use TV_TREE_PHIPROP.
8744 * tree-ssa-forwprop.c: Remove phiprop code.
8746 2008-03-12 Jakub Jelinek <jakub@redhat.com>
8749 * omp-low.c (maybe_lookup_decl): Constify first argument.
8750 (use_pointer_for_field): Change last argument from bool to
8751 omp_context *. Disallow shared copy-in/out in nested
8752 parallel if decl is shared in outer parallel too.
8753 (build_outer_var_ref, scan_sharing_clauses,
8754 lower_rec_input_clauses, lower_copyprivate_clauses,
8755 lower_send_clauses, lower_send_shared_vars): Adjust callers.
8757 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
8758 Ira Rosen <irar@il.ibm.com>
8760 * tree-vectorizer.c (free_stmt_vec_info): New function.
8761 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
8762 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
8763 * tree-vectorizer.h (free_stmt_vec_info): Declare.
8764 * tree-vect-transform.c (vectorizable_conversion): Free
8765 vec_oprnds0 if it was allocated.
8766 (vect_permute_store_chain): Remove unused VECs.
8767 (vectorizable_store): Free VECs that are allocated in the..
8769 (vect_transform_strided_load, vectorizable_load): Likewise.
8770 (vect_remove_stores): Simplify the code.
8771 (vect_transform_loop): Move code to vect_remove_stores().
8772 Call vect_remove_stores() and free_stmt_vec_info().
8774 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8776 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
8777 TARGET_HPUX. Revise comment.
8778 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
8779 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
8780 Use sr4 variant of `be' instruction when not generating PIC code.
8781 (attr_length_call): Adjust for above change.
8783 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8785 * ipa-reference.c (static_execute): Remove module_statics_const and
8786 associated setting code.
8788 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8791 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
8792 predicate for operand 1.
8793 (paritysi2_cmp): Use register_operand predicate for operand 2.
8794 Use earlyclobber modifier for operand 1. Remove support for
8796 (paritydi2_cmp): Use register_operand predicate for operand 3.
8797 Use earlyclobber modifier for operand 1. Remove support for
8800 2008-03-11 Paul Brook <paul@codesourcery.com>
8801 Vladimir Prus <vladimir@codesourcery.com>
8803 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
8804 (arm_compute_save_reg0_reg12_mask): Always
8805 check if register 11 must be saved. Always safe hard frame pointer
8806 when frame_pointer_needeed.
8807 (arm_compute_save_reg_mask): Save IP and PC
8808 only with apcs frames.
8809 (arm_output_epilogue): Adjust Thumb2 codepath to
8810 be also invoked and work for ARM non-apcs frames.
8811 (arm_expand_prologue): Don't bother saving IP
8812 for non-apcs frame, since it's not clobbered by
8813 prologue code. Implement non-apcs frame
8816 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8818 PR rtl-optimization/35281
8819 * expr.c (convert_move): Use a new pseudo for the intermediate
8820 from_mode->word_mode result.
8822 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8824 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
8825 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
8826 * toplev.c (compile_file): Don't call it.
8828 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8831 * expr.c (store_expr): Call emit_block_move if the mode
8832 of "temp" RTX is BLKmode.
8834 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8835 Richard Guenther <rguenther@suse.de>
8837 PR tree-optimization/31358
8838 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
8839 the step with a NULL_TREE.
8840 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
8841 to sizetype if type is a pointer type.
8842 (add_candidate_1): Don't convert the base and step to
8843 the generic type if the orginal type is a pointer type.
8844 (add_iv_value_candidates): Use sizetype for the step
8845 if type is a pointer type.
8846 (cand_value_at): Likewise.
8847 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
8849 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
8850 Don't convert the tem affine to the type.
8851 (add_elt_to_tree): Use sizetype for the step if a pointer.
8852 Use POINTER_PLUS_EXPR for pointers.
8853 (aff_combination_to_tree): Use sizetype for the step if a
8856 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
8858 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
8859 Remove commutativity hint.
8861 2008-03-10 Jakub Jelinek <jakub@redhat.com>
8865 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
8866 errorneous type. Check that v is a VAR_DECL.
8869 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
8871 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
8873 PR tree-optimization/35494
8874 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
8875 may be overriden at link and run time.
8877 2008-03-10 Richard Guenther <rguenther@suse.de>
8879 PR tree-optimization/34677
8880 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
8881 (poolify_tree): Likewise.
8882 (modify_expr_template): Likewise.
8883 (poolify_modify_stmt): Likewise.
8884 (insert_fake_stores): Handle all component-ref style stores
8885 in addition to INDIRECT_REF. Also handle complex types.
8886 Do not poolify the inserted load.
8887 (realify_fake_stores): Do not rebuild the tree but only
8888 make it a SSA_NAME copy.
8889 (init_pre): Remove initialzation of modify_expr_template.
8890 Do not allocate modify_expr_node_pool.
8891 (fini_pre): Do not free modify_expr_node_pool.
8893 2008-03-10 Paul Brook <paul@codesourcery.com>
8895 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
8898 2008-03-10 Paul Brook <paul@codesourcery.com>
8899 Mark Shinwell <shinwell@codesourcery.com>
8901 * config/arm/cortex-r4.md: New.
8902 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
8904 * config/arm/arm.md: Include cortex-r4.md.
8905 (insn): Add smmls, sdiv and udiv values.
8906 (generic_sched): Don't use generic scheduling for Cortex-R4.
8907 (arm_issue_rate): New function.
8908 (TARGET_SCHED_ISSUE_RATE): Define.
8910 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
8912 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
8914 2008-03-10 Richard Guenther <rguenther@suse.de>
8916 * tree-ssa-pre.c (get_sccvn_value): Simplify.
8917 (compute_avail): Do not add stmt uses to AVAIL_OUT.
8919 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
8921 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
8922 Set default to true.
8924 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8926 * c.opt (Wsynth): Deprecate.
8927 * doc/invoke.texi (Option Summary, Warning Options): Document
8928 -Wno-format-contains-nul.
8930 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
8933 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
8934 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
8936 2008-03-09 Ira Rosen <irar@il.ibm.com>
8938 * config/rs6000/rs6000.c (builtin_description): Rename vector
8939 left shift operations.
8940 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
8941 (altivec_vsl<VI_char>): Rename to ...
8942 (ashl<mode>3): ... new name.
8943 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
8945 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
8947 2008-03-08 Richard Guenther <rguenther@suse.de>
8949 * coverage.h (tree_coverage_counter_addr): Declare.
8950 * coverage.c (tree_coverage_counter_addr): New function.
8951 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
8953 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
8954 (tree_gen_one_value_profiler): Likewise.
8955 (tree_gen_ic_profiler): Likewise.
8956 (tree_gen_average_profiler): Likewise.
8957 (tree_gen_ior_profiler): Likewise.
8959 2008-03-08 Richard Guenther <rguenther@suse.de>
8961 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
8962 (vn_binary_op_insert): Likewise.
8963 (vn_unary_op_lookup): Likewise.
8964 (vn_unary_op_insert): Likewise.
8965 (vn_nary_op_lookup): Declare.
8966 (vn_nary_op_insert): Likewise.
8967 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
8968 and binary hashes, use a single obstack for unary_op_pool
8970 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
8971 a single struct vn_nary_op_s. Store tree code length and
8972 a variable number of operands.
8973 (struct vn_reference_op_struct): Remove unused op2.
8974 (vn_reference_op_eq): Do not compare op2.
8975 (vn_reference_op_compute_hash): Do not compute hash of op2.
8976 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
8977 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
8978 with vn_nary_op_compute_hash.
8979 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
8980 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
8982 (vn_unary_op_insert, vn_binary_op_insert): Replace with
8984 (visit_unary_op): Call nary functions.
8985 (visit_binary_op): Likewise.
8986 (process_scc): Adjust for struct vn_tables_s changes.
8987 (allocate_vn_table): Likewise.
8988 (free_vn_table): Likewise.
8989 * tree-vn.c (vn_add): Call nary functions.
8990 (vn_lookup): Likewise.
8992 2008-03-08 Jakub Jelinek <jakub@redhat.com>
8995 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
8996 wdst back after sync_compare_and_swapqhi_internal.
8998 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
9001 * config/i386/i386-modes.def (V1DI): New vector mode.
9002 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
9003 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
9004 (MMXMODE248): Ditto.
9005 (MMXMODE): Add V1DI mode.
9006 (mmxvecsize): Change DI mode to V1DI mode.
9007 ("mov<mode>): Use MMXMODEI8 mode iterator.
9008 ("*mov<mode>_internal_rex64"): Ditto.
9009 ("*mov<mode>_internal"): Ditto.
9010 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
9011 ("mmx_sub<mode>3"): Ditto.
9012 ("mmx_adddi3"): Remove insn pattern.
9013 ("mmx_subdi3"): Ditto.
9014 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
9015 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
9016 ("mmx_ashl<mode>3"): Ditto.
9017 ("mmx_lshrdi3"): Remove insn pattern.
9018 ("mmx_ashldi3"): Ditto.
9019 * config/i386/i386.c (classify_argument): Handle V1DImode.
9020 (function_arg_advance_32): Ditto.
9021 (function_arg_32): Ditto.
9022 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
9023 mmx_addv1di3 insn pattern.
9024 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
9025 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
9026 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
9027 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
9028 Remove definitions of built-in functions.
9029 (V1DI_type_node): New node.
9030 (v1di_ftype_v1di_int): Ditto.
9031 (v1di_ftype_v1di_v1di): Ditto.
9032 (v2si_ftype_v2si_si): Ditto.
9033 (v4hi_ftype_v4hi_di): Remove node.
9034 (v2si_ftype_v2si_di): Ditto.
9035 (ix86_init_mmx_sse_builtins): Handle V1DImode.
9036 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
9037 Redefine builtins using def_builtin_const with *_ftype_*_int node.
9038 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
9039 Add new builtins using def_builtin_const.
9040 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
9041 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
9042 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
9043 * config/i386/mmintrin.h (__v1di): New typedef.
9044 (_mm_add_si64): Cast arguments to __v1di type.
9045 (_mm_sub_si64): Ditto.
9046 (_mm_sll_pi16): Cast __count to __v4hi type.
9047 (_mm_sll_pi32): Cast __count to __v2si type.
9048 (_mm_sll_si64): Cast arguments to __v1di type.
9049 (_mm_srl_pi16): Cast __count to __v4hi type.
9050 (_mm_srl_pi32): Cast __count to __v2si type.
9051 (_mm_srl_si64): Cast arguments to __v1di type.
9052 (_mm_sra_pi16): Cast __count to __v4hi type.
9053 (_mm_sra_pi32): Cast __count to __v2si type.
9054 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
9055 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
9056 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
9057 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
9058 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
9059 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
9060 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
9061 (_mm_srai_pi32): Use __builtin_ia32_psradi.
9062 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
9063 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9064 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9065 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
9067 2008-03-07 Joseph Myers <joseph@codesourcery.com>
9069 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
9071 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
9074 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
9075 reg+const addressing for Altivec modes. Don't generate reg+reg
9076 addressing for TFmode or TDmode quantities.
9078 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
9080 * c-common.c (vector_types_convertible_p): Call langhook
9081 instead of comptypes.
9083 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9086 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
9087 integral and scalar float variables which have a
9090 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
9092 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
9093 dwarf_register_span hook when emitting unwind information for
9094 register-to-memory saves.
9095 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
9096 (rs6000_frame_related): Remove call to spe_synthesize_frame.
9098 2008-03-06 Jakub Jelinek <jakub@redhat.com>
9100 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
9101 for the same VAR_DECL.
9103 2008-03-06 Tom Tromey <tromey@redhat.com>
9106 * doc/standards.texi (Standards): Don't mention treelang.
9107 * doc/invoke.texi (Overall Options): Don't mention treelang.
9108 * doc/install.texi (Prerequisites): Don't mention bison or
9110 (Configuration): Don't mention treelang.
9111 (Building): Likewise.
9112 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
9114 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
9116 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
9117 word-extractions out of a multi-word object.
9119 2008-03-06 Richard Guenther <rguenther@suse.de>
9121 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
9122 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
9123 result type and precision.
9124 * expr.c (get_inner_reference): Set unsignedp based on the result
9125 type of BIT_FIELD_REF.
9126 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
9127 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
9128 (try_instantiate_multiple_fields): Likewise. Use the correct type
9130 (sra_build_assignment): Likewise.
9131 (sra_build_elt_assignment): Likewise.
9132 (sra_explode_bitfield_assignment): Likewise.
9133 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
9134 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
9135 set BIT_FIELD_REF_UNSIGNED.
9136 (vectorizable_load): Likewise.
9138 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
9140 * cse.c (cse_extended_basic_block): Invalidate artificial defs
9143 2008-03-06 Richard Guenther <rguenther@suse.de>
9145 * alias.c (struct alias_set_entry): Move has_zero_child field
9146 to pack with alias_set.
9148 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9150 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9153 2008-03-05 Ian Lance Taylor <iant@google.com>
9155 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
9157 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9159 * fwprop.c (update_df): Support width and offset parameters of
9161 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
9162 global_conflicts): Change DF_REF_EXTRACT to either
9163 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9164 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9165 * df-scan.c (df_ref_record, df_defs_record,
9166 df_ref_create_structure, df_def_record_1, df_uses_record,
9167 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
9168 df_bb_refs_collect, df_entry_block_defs_collect,
9169 df_exit_block_uses_collect): Support new width and offset fields.
9170 (ref_extract_pool): New storage pool.
9171 (df_free_ref): New function.
9172 (df_reg_chain_unlink, df_free_collection_rec,
9173 df_sort_and_compress_refs): Call df_free_ref.
9174 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
9176 (df_ref_create_structure): Allocate df_ref_extract if offset and
9177 width fields are used.
9178 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
9179 (df_uses_record): Get offset and width from ZERO_EXTRACT
9181 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
9182 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9183 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9184 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
9185 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
9186 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
9187 (df_ref_extract): New structure.
9188 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
9189 (df_ref_create): Add width and offset parameters.
9191 2008-03-05 Richard Guenther <rguenther@suse.de>
9193 * tree-ssa-structalias.c (get_constraint_for_component_ref):
9194 Use ranges_overlap_p.
9195 (offset_overlaps_with_access): Rename
9196 to ranges_overlap_p and move ...
9197 * tree-flow-inline.h (ranges_overlap_p): ... here.
9199 * tree.h (get_inner_reference, handled_component_p): Update
9202 * tree.h (record_component_aliases, get_alias_set,
9203 alias_sets_conflict_p, alias_sets_must_conflict_p,
9204 objects_must_conflict_p): Move declarations ...
9205 * alias.h (record_component_aliases, get_alias_set,
9206 alias_sets_conflict_p, alias_sets_must_conflict_p,
9207 objects_must_conflict_p): ... here.
9208 Include coretypes.h.
9209 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
9211 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
9213 * cfg.c: Include tree-flow.h.
9214 (remove_edge_raw): Call redirect_edge_var_map_clear.
9215 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
9216 * tree-flow-inline.h (redirect_edge_var_map_def): New.
9217 (redirect_edge_var_map_result): New.
9218 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
9219 PENDING_STMT use with redirect_edge_var_map_*.
9220 * tree-ssa.c (edge_var_maps): New definition.
9221 (redirect_edge_var_map_add): New.
9222 (redirect_edge_var_map_clear): New.
9223 (redirect_edge_var_map_dup): New.
9224 (redirect_edge_var_map_vector): New.
9225 (redirect_edge_var_map_destroy): New.
9226 (ssa_redirect_edge): Replace PENDING_STMT use with
9227 redirect_edge_var_map_*.
9228 (flush_pending_stmts): Same.
9229 (delete_tree_ssa): Destroy edge var map.
9230 * tree-flow.h (struct _edge_var_map): New.
9231 Define edge_var_map vector type.
9232 Declare redirect_edge_var_map_* prototypes.
9233 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
9234 * tree-cfg.c (reinstall_phi_args): Replace
9235 PENDING_STMT use with redirect_edge_var_map_*.
9237 2008-03-05 Richard Guenther <rguenther@suse.de>
9239 PR tree-optimization/35472
9240 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
9241 whose single use_stmt has a overlapping set of loaded and
9242 stored symbols as that use_stmt might be a noop assignment then.
9244 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9246 * gthr-rtems.h: Implement __gthread_mutex_destroy.
9248 2008-03-05 Richard Guenther <rguenther@suse.de>
9251 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
9252 should be constants.
9253 * tree-cfg.c (verify_expr): Verify it.
9254 * fold-const.c (fold_truthop): Remove code generating
9255 BIT_FIELD_REFs of structure bases.
9256 (fold_binary): Likewise.
9257 (fold_ternary): Position and size of BIT_FIELD_REFs are
9258 always host integers.
9259 (make_bit_field_ref): Remove.
9260 (optimize_bit_field_compare): Remove.
9261 (all_ones_mask_p): Remove.
9263 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
9266 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
9267 (split_block_and_df_analyze): New. Split basic block and rebuild
9269 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
9271 (split_pattern_seq): Likewise.
9272 (erase_matching_seqs): Likewise.
9273 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
9275 2008-03-04 Geoff Keating <geoffk@apple.com>
9277 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
9278 declaration and code.
9279 (tree_invalid_nonnegative_warnv_p): Likewise.
9281 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9283 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
9284 examples. Truncate option-names then causing overfull hbox.
9286 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9289 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
9291 * configure: Rebuilt.
9293 2008-03-04 Rafael Espindola <espindola@google.com>
9295 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
9296 (tree_unary_nonnegative_warnv_p): New.
9297 (tree_binary_nonnegative_warnv_p): New.
9298 (tree_single_nonnegative_warnv_p): New.
9299 (tree_invalid_nonnegative_warnv_p): New.
9300 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
9302 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9305 * opts.c (handle_option): Postpone 'unknown option' errors only for
9308 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
9311 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
9314 2008-03-04 Rafael Espindola <espindola@google.com>
9316 * fold-const.c (tree_unary_nonzero_warnv_p): New.
9317 (tree_binary_nonzero_warnv_p): New.
9318 (tree_single_nonzero_warnv_p): New.
9319 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
9321 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
9324 * fold-const.c (fold_cond_expr_with_comparison): Prevent
9325 transformations for modes that have signed zeros.
9326 * ifcvt.c (noce_try_abs): Ditto.
9328 2008-03-04 Joseph Myers <joseph@codesourcery.com>
9330 * config/i386/i386.c (override_options): Force
9331 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
9333 2008-03-04 Jan Hubicka <jh@suse.cz>
9336 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
9339 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
9341 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
9342 label to probe the stack.
9344 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
9346 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
9347 (__gthr_win32_mutex_destroy): Declare.
9348 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
9349 __gthr_win32_mutex_destroy.
9350 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
9352 2008-03-03 Jan Hubicka <jh@suse.cz>
9355 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
9356 aggressive on inlining cold calls.
9358 2008-03-03 Richard Guenther <rguenther@suse.de>
9360 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
9361 struct copies into the expression table.
9362 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
9363 (try_to_simplify): Likewise.
9364 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
9365 integral and pointer arguments which do not change the
9366 precision to NOP_EXPRs.
9367 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
9368 VIEW_CONVERT_EXPR case.
9370 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
9372 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
9373 defined in a loop at depth 0 is invariant.
9374 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
9375 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
9376 be called at loop depth 0.
9378 2008-03-02 Jakub Jelinek <jakub@redhat.com>
9381 * gcc.c (process_command): Update copyright notice dates.
9382 * gcov.c (print_version): Likewise.
9383 * gcov-dump.c (print_version): Likewise.
9384 * mips-tfile.c (main): Likewise.
9385 * mips-tdump.c (main): Likewise.
9387 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9390 * c-common.c (flag_permissive): Delete.
9391 (constant_expression_warnings): Check flags first.
9392 (constant_expression_error): New.
9393 * c-common.h (flag_permissive): Delete.
9394 (constant_expression_error): Declare.
9395 * flags.h (flag_permissive): Declare. Update description.
9396 * diagnostic.c (pedwarn): Update.
9398 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
9399 (permissive_error_kind): New.
9400 * toplev.c (flag_permissive): Define. Update description.
9401 * toplev.h (permissive_error_kind): Declare.
9402 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
9403 (pedwarn_c90): Use pedantic_warning_kind.
9404 * c-opts.c (c_common_post_options): flag_permissive does not affect
9405 flag_pedantic_errors.
9407 2008-03-02 Joseph Myers <joseph@codesourcery.com>
9409 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
9410 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
9411 __absvsi2, __absvDI2): Use unsigned arithmetic.
9413 2008-03-02 Andi Kleen <ak@suse.de>
9414 Richard Guenther <rguenther@suse.de>
9416 * struct-equiv.c: Remove file.
9417 * cfg_cleanup.c (condjump_equiv_p): Remove.
9418 * Makefile.in (OBJS-common): Remove struct-equiv.o.
9419 (struct-equiv.o): Remove rule.
9420 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
9421 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
9422 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
9424 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9426 * ifcvt.c (noce_process_if_block): Try to handle only the then
9427 block if the else block exists but isn't suitable.
9429 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9432 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
9433 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
9434 regression from previous patch.
9436 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9439 * gthr.h: Add __gthread_mutex_destroy as a function that must be
9441 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
9442 * gthr-single.h (__gthread_mutex_destroy): Likewise.
9443 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
9444 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
9445 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
9446 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
9447 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
9448 (__gthread_mutex_destroy_function): Rename to
9449 __gthread_mutex_destroy.
9450 * gthr-dce.h (__gthread_mutex_destroy): Call
9451 pthread_mutex_destroy.
9452 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
9453 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
9454 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
9456 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9458 * df-scan.c (df_ref_chain_change_bb): Simplify.
9459 (df_insn_change_bb): Add new_bb argument. Simplify. Call
9460 set_block_for_insn if there's any change.
9461 * df.h ((df_insn_change_bb): Fix prototype.
9462 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
9463 df_insn_change_bb, don't call set_block_for_insn.
9464 * emit-rtl.c (reorder_insns): Likewise.
9465 * haifa-sched.c (move_insn): Likewise.
9467 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9469 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
9471 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9473 * tree-flow-inline.h (next_readonly_imm_use): Return
9474 NULL_USE_OPERAND_P after the end.
9476 2008-03-01 Richard Guenther <rguenther@suse.de>
9478 PR tree-optimization/35411
9479 * tree-sra.c (sra_build_assignment): Split conversion to
9480 final type to a separate statement if we are not assigning
9483 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9485 * fold-const.c (fold_convertible_p): Correct the logic to follow
9486 that in fold_convert().
9488 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
9491 * tree-inline.c (build_duplicate_type): When we make a
9492 duplicate type, make it unique in the canonical types system.
9494 2008-02-29 Tom Tromey <tromey@redhat.com>
9496 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
9497 input_file_stack_history, input_file_stack_restored): Remove.
9498 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9499 * input.h (struct file_stack): Remove.
9500 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9501 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
9503 * diagnostic.h (struct diagnostic_context) <last_module>: Change
9505 (diagnostic_last_module_changed): Add 'map' argument.
9506 (diagnostic_set_last_function): Likewise.
9507 * diagnostic.c (undiagnostic_report_current_module): Iterate using
9508 line map, not input_file_stack.
9509 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
9511 2008-02-29 Paul Brook <paul@codesourcery.com>
9513 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
9515 2008-02-29 Paul Brook <paul@codesourcery.com>
9517 * config/arm/ieee754-df.S (muldf3): Use RET macros.
9519 2008-02-29 Richard Guenther <rguenther@suse.de>
9521 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
9523 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
9524 value for comparing for a store match.
9525 (simplify_unary_expression): Do nothing for SSA_NAMEs.
9526 (try_to_simplify): Do not do a full-blown reference lookup.
9528 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9530 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
9531 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9533 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
9535 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
9537 * tree-loop-linear.c (try_interchange_loops): Compare memory access
9538 strides against cache sizes.
9540 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9542 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
9545 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
9547 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
9548 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
9549 is smaller than the original promoted value.
9550 (simplify_subreg): If OP is a SUBREG, try to preserve its
9551 SUBREG_PROMOTED_VAR_P information.
9553 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
9555 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
9556 (VN_INFO_GET): Allocate new objects on the obstack.
9557 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
9558 for rpo_numbers_temp, for consistency.
9559 (free_scc_vn): Free the obstack.
9561 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
9563 * doc/invoke.texi: Document -ftree-loop-distribution.
9564 * tree-loop-distribution.c: New.
9565 * tree-pass.h (pass_loop_distribution): New.
9566 * graphds.h (struct graph): Add htab_t indices.
9567 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
9568 * tree-vectorizer.c (rename_variables_in_loop): Extern.
9569 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
9570 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
9571 * tree-data-ref.c (debug_data_dependence_relations): New.
9572 (dump_data_dependence_relation): Also print data references.
9573 (free_data_ref): Extern.
9574 (same_access_functions): Moved...
9575 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
9576 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9577 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
9578 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
9579 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
9580 (stmts_from_loop): Skip LABEL_EXPR.
9581 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
9583 (build_rdg): Initialize rdg->indices htab.
9584 (free_rdg, stores_from_loop, ref_base_address,
9585 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
9586 have_similar_memory_accesses_1, ref_base_address_1,
9587 remove_similar_memory_refs): New.
9588 * tree-data-ref.h: Depend on tree-chrec.h.
9589 (debug_data_dependence_relations, free_data_ref): Declared.
9590 (same_access_functions): ... here.
9591 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
9593 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
9594 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
9595 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
9596 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9597 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
9598 rdg_vertex_for_stmt): Declared.
9599 (struct rdg_edge): Add level.
9601 (free_rdg, stores_from_loop, remove_similar_memory_refs,
9602 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
9604 (rdg_has_similar_memory_accesses): New.
9605 * tree-vect-analyze.c: Remove unused static decls.
9606 * lambda.h (dependence_level): New.
9607 * common.opt (ftree-loop-distribution): New.
9608 * tree-flow.h (mark_virtual_ops_in_bb,
9609 slpeel_tree_duplicate_loop_to_edge_cfg,
9610 rename_variables_in_loop): Declared.
9611 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
9612 (OBJS-common): Add tree-loop-distribution.o.
9613 (tree-loop-distribution.o): New rule.
9614 * tree-cfg.c (mark_virtual_ops_in_bb): New.
9615 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
9616 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
9618 2008-02-28 Joseph Myers <joseph@codesourcery.com>
9621 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
9622 other than structures and unions.
9624 2008-02-28 Richard Guenther <rguenther@suse.de>
9627 2008-02-26 Richard Guenther <rguenther@suse.de>
9629 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9630 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9631 (lookup_decl_from_uid): Declare.
9632 (remove_decl_from_map): Likewise.
9633 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9634 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9635 (decl_for_uid_map): New global hashtable mapping DECL_UID
9637 (init_ttree): Allocate it.
9638 (insert_decl_to_uid_decl_map): New helper function.
9639 (make_node_stat): Insert new decls into the map.
9640 (copy_node_stat): Likewise.
9641 (lookup_decl_from_uid): New function.
9642 (remove_decl_from_map): Likewise.
9643 (print_decl_for_uid_map_statistics): New helper.
9644 (dump_tree_statistics): Call it.
9646 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9647 (referenced_var_iterator): Adjust.
9648 (FOR_EACH_REFERENCED_VAR): Adjust.
9649 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9650 (num_referenced_vars): Adjust.
9651 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9652 (first_referenced_var): Remove.
9653 (end_referenced_vars_p): Likewise.
9654 (next_referenced_var): Likewise.
9655 (referenced_var_iterator_set): New helper function.
9656 * tree-dfa.c (referenced_var_lookup): Adjust.
9657 (referenced_var_check_and_insert): Likewise.
9658 (remove_referenced_var): Likewise.
9659 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9660 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9661 (verify_call_clobbering): Likewise.
9662 (verify_memory_partitions): Likewise.
9663 (init_tree_ssa): Allocate bitmap instead of hashtable for
9665 (delete_tree_ssa): Adjust.
9666 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9667 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9668 (compute_tag_properties): Likewise.
9669 (set_initial_properties): Likewise.
9670 (find_partition_for): Likewise.
9671 (update_reference_counts): Likewise.
9672 (dump_may_aliases_for): Likewise.
9673 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9674 (add_call_clobber_ops): Likewise.
9675 (add_call_read_ops): Likewise.
9676 (get_asm_expr_operands): Likewise.
9677 * tree-into-ssa.c (dump_decl_set): Likewise.
9678 (update_ssa): Likewise.
9679 * tree-sra.c (scan_function): Likewise.
9680 (decide_instantiations): Likewise.
9681 (scalarize_parms): Likewise.
9682 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9683 (dsa_named_for): Likewise.
9684 * tree-ssa-structalias.c (update_alias_info): Likewise.
9685 (merge_smts_into): Likewise.
9687 2008-02-27 David Daney <ddaney@avtrex.com>
9690 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
9691 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
9692 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
9693 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
9694 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
9696 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
9699 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
9700 (BUILT_IN_NEXTTOWARD): Remove.
9701 (BUILT_IN_NEXTTOWARDF): Ditto.
9702 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
9703 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
9705 2008-02-27 Tom Tromey <tromey@redhat.com>
9707 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
9708 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
9710 2008-02-27 Jan Beulich <jbeulich@novell.com>
9712 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
9713 update the respective field on newdecl.
9715 2008-02-27 Revital Eres <eres@il.ibm.com>
9717 PR rtl-optimization/34999
9718 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
9719 crossing edges that ends with a call insn.
9720 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
9721 call insn and clear the EDGE_CROSSING flag of the crossing edge
9722 when fixing fallthru edges.
9724 2008-02-27 Richard Guenther <rguenther@suse.de>
9727 * fold-const.c (fold_unary): Return the correct argument,
9728 converted to the result type.
9730 2008-02-27 Richard Guenther <rguenther@suse.de>
9733 * expr.c (expand_expr_real_1): Assert on rotates that operate
9735 * fold-const.c (fold_binary): Use the types precision, not the
9736 bitsize of the mode if folding rotate expressions. Build rotates
9737 only for full modes.
9739 2008-02-27 Jakub Jelinek <jakub@redhat.com>
9741 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
9743 * c-pragma.c (pragma_ns_name): New typedef.
9744 (registered_pp_pragmas): New variable.
9745 (c_pp_lookup_pragma): New function.
9746 (c_register_pragma_1): If flag_preprocess_only, do nothing
9747 for non-expanded pragmas, for expanded ones push pragma's
9748 namespace and name into registered_pp_pragmas vector.
9749 (c_invoke_pragma_handler): Register OpenMP pragmas even when
9750 flag_preprocess_only, don't register GCC pch_preprocess
9751 pragma if flag_preprocess_only.
9752 * c-opts.c (c_common_init): Call init_pragma even if
9753 flag_preprocess_only.
9754 * c-pragma.c (c_pp_lookup_pragma): New prototype.
9755 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
9756 cpp_register_pragma if flag_preprocess_only.
9758 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9761 * c-parser.c (c_parser_translation_unit): Warn for empty
9762 translation unit, not empty source file.
9764 2008-02-26 Paul Brook <paul@codesourcery.com>
9766 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
9767 operand for Thumb-2.
9768 * config/arm/arm.h (reg_class): Add CORE_REGS.
9769 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
9770 (BASE_REG_CLASS): Use CORE_REGS.
9771 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
9772 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
9773 (REGNO_OK_FOR_INDEX_P): Exclude SP.
9774 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
9775 ARM_REGNO_OK_FOR_INDEX_P.
9776 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
9777 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
9778 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
9779 (ldm/stm peepholes): Ditto.
9780 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
9781 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
9782 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
9783 * config/arm/constraints.md: Enable "k" constraint on ARM.
9785 2008-02-27 Ben Elliston <bje@au.ibm.com>
9787 * config/rs6000/rs6000.c: Annotate cache line size field in all
9788 instances of struct processor_costs.
9790 2008-02-26 David Edelsohn <edelsohn@gnu.org>
9792 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
9793 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
9794 jump_bypass): New counters.
9795 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
9796 * dce.c (gate_ud_dce): Same.
9797 (gate_fast_dce): Same.
9798 * dse.c (gate_dse1): New function.
9799 (gate_dse2): New function.
9800 (gate_dse): Merge results of new gate functions.
9801 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
9802 (gate_handle_jump_bypass): Add dbg_cnt.
9803 (gate_handle_gcse): Add dbg_cnt.
9804 * ifcvt.c (gate_handle_if_conversion): Same.
9805 (gate_handle_if_after_combine): Same.
9806 (gate_handle_if_after_reload): Same.
9807 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
9809 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
9811 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
9813 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
9815 2008-02-26 Jason Merrill <jason@redhat.com>
9818 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
9819 alone if it's the naming decl for the type's main variant.
9821 2008-02-26 Tom Tromey <tromey@redhat.com>
9823 * system.h (USE_MAPPED_LOCATION): Poison.
9824 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
9825 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
9826 (make_goto_expr_edges): Likewise.
9827 (remove_bb): Likewise.
9828 (execute_warn_function_return): Likewise.
9829 * basic-block.h (struct edge_def) <goto_locus>: Change type to
9831 * c-common.c (fname_decl): Remove old location code.
9832 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
9834 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
9836 (ASM_INPUT_SOURCE_LOCATION): Likewise.
9837 (gen_rtx_ASM_INPUT): Likewise.
9838 (gen_rtx_ASM_INPUT_loc): Likewise.
9839 (get_rtx_asm_OPERANDS): Remove.
9840 * cfglayout.c (insn_locators_alloc): Remove old location code.
9841 (set_curr_insn_source_location): Likewise.
9842 (curr_insn_locator): Likewise.
9843 * print-tree.c (print_node): Remove old location code.
9844 * tree-mudflap.c (mf_varname_tree): Remove old location code.
9845 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
9846 * cfgexpand.c (expand_gimple_cond_expr): Don't use
9847 location_from_locus.
9848 (construct_exit_block): Remove old location code.
9849 * emit-rtl.c (force_next_line_note): Remove old location code.
9850 * profile.c (branch_prob): Remove old location code.
9851 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
9852 LOC_LINE): Remove old-location variants.
9853 * langhooks.c (lhd_print_error_function): Remove old location
9855 * configure, config.in: Rebuilt.
9856 * configure.ac (--enable-mapped-location): Remove.
9857 * c-decl.c (c_init_decl_processing): Remove old location code.
9858 (finish_function): Likewise.
9859 * recog.c (decode_asm_operands): Remove old location code.
9860 * c-pch.c (c_common_read_pch): Remove old location code.
9861 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
9863 * gimple-low.c (lower_function_body): Remove old location code.
9864 * toplev.c (unknown_location): Remove.
9865 (push_srcloc): Remove old-location variant.
9866 (process_options): Remove old location code.
9867 (lang_dependent_init): Likewise.
9868 * input.h (UNKNOWN_LOCATION): Move definition.
9869 (location_t): Undeprecate.
9870 (source_locus): Remove.
9871 (location_from_locus): Remove.
9872 (struct location_s): Remove.
9873 Remove all old-location code.
9874 (input_line, input_filename): Remove.
9875 * final.c (final_scan_insn): Remove old location code.
9876 * diagnostic.c (diagnostic_build_prefix): Remove
9877 USE_MAPPED_LOCATION test.
9878 * tree.h (gimple_stmt) <locus>: Now a location_t.
9879 (tree_exp) <locus>: Likewise.
9880 (DECL_IS_BUILTIN): Remove old-location variant.
9881 (annotate_with_file_line, annotate_with_locus): Likewise.
9882 (expr_locus, set_expr_locus): Update.
9883 * tree.c (build1_stat): Remove old location code.
9884 (last_annotated_node): Remove.
9885 (annotate_with_file_line): Remove old-location variant.
9886 (annotate_with_locus): Likewise.
9887 (expr_location): Remove old location code.
9888 (set_expr_location): Likewise.
9889 (expr_has_location): Likewise.
9890 (expr_locus): Likewise.
9891 (set_expr_locus): Likewise.
9892 (expr_filename): Don't use location_from_locus.
9893 (expr_lineno): Likewise.
9894 * rtl-error.c (location_for_asm): Remove old location code.
9895 * c-lex.c (cb_line_change): Remove old location code.
9896 (fe_file_change): Likewise.
9897 (cb_def_pragma): Likewise.
9898 (c_lex_with_flags): Likewise.
9899 * gengtype.c (do_typedef): Don't special-case location types.
9900 (define_location_structures): Remove.
9901 (main): Don't call define_location_structures.
9902 * tree-pretty-print.c (dump_implicit_edges): Remove old location
9905 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9908 * builtins.def (BUILT_IN_STDARG_START): Remove.
9909 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
9910 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9911 * tree-inline.c (inline_forbidden_p_1): Likewise.
9913 2008-02-26 Richard Guenther <rguenther@suse.de>
9915 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9916 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9917 (lookup_decl_from_uid): Declare.
9918 (remove_decl_from_map): Likewise.
9919 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9920 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9921 (decl_for_uid_map): New global hashtable mapping DECL_UID
9923 (init_ttree): Allocate it.
9924 (insert_decl_to_uid_decl_map): New helper function.
9925 (make_node_stat): Insert new decls into the map.
9926 (copy_node_stat): Likewise.
9927 (lookup_decl_from_uid): New function.
9928 (remove_decl_from_map): Likewise.
9929 (print_decl_for_uid_map_statistics): New helper.
9930 (dump_tree_statistics): Call it.
9932 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9933 (referenced_var_iterator): Adjust.
9934 (FOR_EACH_REFERENCED_VAR): Adjust.
9935 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9936 (num_referenced_vars): Adjust.
9937 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9938 (first_referenced_var): Remove.
9939 (end_referenced_vars_p): Likewise.
9940 (next_referenced_var): Likewise.
9941 (referenced_var_iterator_set): New helper function.
9942 * tree-dfa.c (referenced_var_lookup): Adjust.
9943 (referenced_var_check_and_insert): Likewise.
9944 (remove_referenced_var): Likewise.
9945 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9946 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9947 (verify_call_clobbering): Likewise.
9948 (verify_memory_partitions): Likewise.
9949 (init_tree_ssa): Allocate bitmap instead of hashtable for
9951 (delete_tree_ssa): Adjust.
9952 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9953 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9954 (compute_tag_properties): Likewise.
9955 (set_initial_properties): Likewise.
9956 (find_partition_for): Likewise.
9957 (update_reference_counts): Likewise.
9958 (dump_may_aliases_for): Likewise.
9959 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9960 (add_call_clobber_ops): Likewise.
9961 (add_call_read_ops): Likewise.
9962 (get_asm_expr_operands): Likewise.
9963 * tree-into-ssa.c (dump_decl_set): Likewise.
9964 (update_ssa): Likewise.
9965 * tree-sra.c (scan_function): Likewise.
9966 (decide_instantiations): Likewise.
9967 (scalarize_parms): Likewise.
9968 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9969 (dsa_named_for): Likewise.
9970 * tree-ssa-structalias.c (update_alias_info): Likewise.
9971 (merge_smts_into): Likewise.
9973 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9976 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
9977 * c-opts.c (c_common_handle_option): Wall enables
9978 Wvolatile-register-var.
9979 * common.opt: Move Wvolatile-register-var to...
9982 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9984 * common.opt (Wlarger-than=): New.
9985 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
9987 * opts.c (common_handle_option): Handle -Wlarger-than=.
9988 * optc-gen.awk: Likewise.
9989 * opth-gen.awk: Likewise.
9990 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
9991 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9993 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9995 * c-common.c (match_case_to_enum_1): Add appropriate
9996 OPT_W* parameter to warning.
9997 (c_do_switch_warnings): Likewise.
9998 * c-typeck.c (warning_init): Add one more parameter following
10000 (push_init_level): Update call to warning_init.
10001 (pop_init_level): Likewise.
10002 (add_pending_init): Likewise.
10003 (output_init_element: Likewise.
10005 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10008 * toplev.c (toplev_main): If there are warnings or error, print
10009 errors for ignored options.
10010 * opts.c (ignored_options): New static variable.
10011 (postpone_unknown_option_error): New.
10012 (print_ignored_options): New.
10013 (handle_option): Postpone errors for unknown -Wno-* options.
10014 * opts.h (print_ignored_options): Declare.
10016 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
10018 * config/mips/mips.md (loadgp_blockage, blockage): Change type
10021 2008-02-25 Richard Guenther <rguenther@suse.de>
10024 2008-02-25 Richard Guenther <rguenther@suse.de>
10026 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10027 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10028 (lookup_decl_from_uid): Declare.
10029 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10030 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10031 (decl_for_uid_map): New global hashtable mapping DECL_UID
10033 (init_ttree): Allocate it.
10034 (insert_decl_to_uid_decl_map): New helper function.
10035 (make_node_stat): Insert new decls into the map.
10036 (copy_node_stat): Likewise.
10037 (lookup_decl_from_uid): New function.
10038 (print_decl_for_uid_map_statistics): New helper.
10039 (dump_tree_statistics): Call it.
10041 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10042 (referenced_var_iterator): Adjust.
10043 (FOR_EACH_REFERENCED_VAR): Adjust.
10044 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10045 (num_referenced_vars): Adjust.
10046 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10047 (first_referenced_var): Remove.
10048 (end_referenced_vars_p): Likewise.
10049 (next_referenced_var): Likewise.
10050 (referenced_var_iterator_set): New helper function.
10051 * tree-dfa.c (referenced_var_lookup): Adjust.
10052 (referenced_var_check_and_insert): Likewise.
10053 (remove_referenced_var): Likewise.
10054 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10055 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10056 (verify_call_clobbering): Likewise.
10057 (verify_memory_partitions): Likewise.
10058 (init_tree_ssa): Allocate bitmap instead of hashtable for
10060 (delete_tree_ssa): Adjust.
10061 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10062 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10063 (compute_tag_properties): Likewise.
10064 (set_initial_properties): Likewise.
10065 (find_partition_for): Likewise.
10066 (update_reference_counts): Likewise.
10067 (dump_may_aliases_for): Likewise.
10068 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10069 (add_call_clobber_ops): Likewise.
10070 (add_call_read_ops): Likewise.
10071 (get_asm_expr_operands): Likewise.
10072 * tree-into-ssa.c (dump_decl_set): Likewise.
10073 (update_ssa): Likewise.
10074 * tree-sra.c (scan_function): Likewise.
10075 (decide_instantiations): Likewise.
10076 (scalarize_parms): Likewise.
10077 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10078 (dsa_named_for): Likewise.
10079 * tree-ssa-structalias.c (update_alias_info): Likewise.
10080 (merge_smts_into): Likewise.
10082 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
10085 * doc/invoke.texi (-fcx-limited-range): Document new option.
10086 * toplev.c (process_options): Handle -fcx-fortran-rules.
10087 * common.opt: Add documentation for -fcx-fortran-rules.
10089 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
10092 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
10093 actual behaviour and C99.
10095 2008-02-26 Ben Elliston <bje@au.ibm.com>
10097 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
10098 (ASM_CPU_POWER6_SPEC): Likewise.
10099 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
10100 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
10101 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
10103 2008-02-25 Richard Guenther <rguenther@suse.de>
10105 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10106 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10107 (lookup_decl_from_uid): Declare.
10108 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10109 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10110 (decl_for_uid_map): New global hashtable mapping DECL_UID
10112 (init_ttree): Allocate it.
10113 (insert_decl_to_uid_decl_map): New helper function.
10114 (make_node_stat): Insert new decls into the map.
10115 (copy_node_stat): Likewise.
10116 (lookup_decl_from_uid): New function.
10117 (print_decl_for_uid_map_statistics): New helper.
10118 (dump_tree_statistics): Call it.
10120 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10121 (referenced_var_iterator): Adjust.
10122 (FOR_EACH_REFERENCED_VAR): Adjust.
10123 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10124 (num_referenced_vars): Adjust.
10125 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10126 (first_referenced_var): Remove.
10127 (end_referenced_vars_p): Likewise.
10128 (next_referenced_var): Likewise.
10129 (referenced_var_iterator_set): New helper function.
10130 * tree-dfa.c (referenced_var_lookup): Adjust.
10131 (referenced_var_check_and_insert): Likewise.
10132 (remove_referenced_var): Likewise.
10133 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10134 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10135 (verify_call_clobbering): Likewise.
10136 (verify_memory_partitions): Likewise.
10137 (init_tree_ssa): Allocate bitmap instead of hashtable for
10139 (delete_tree_ssa): Adjust.
10140 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10141 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10142 (compute_tag_properties): Likewise.
10143 (set_initial_properties): Likewise.
10144 (find_partition_for): Likewise.
10145 (update_reference_counts): Likewise.
10146 (dump_may_aliases_for): Likewise.
10147 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10148 (add_call_clobber_ops): Likewise.
10149 (add_call_read_ops): Likewise.
10150 (get_asm_expr_operands): Likewise.
10151 * tree-into-ssa.c (dump_decl_set): Likewise.
10152 (update_ssa): Likewise.
10153 * tree-sra.c (scan_function): Likewise.
10154 (decide_instantiations): Likewise.
10155 (scalarize_parms): Likewise.
10156 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10157 (dsa_named_for): Likewise.
10158 * tree-ssa-structalias.c (update_alias_info): Likewise.
10159 (merge_smts_into): Likewise.
10161 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
10164 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
10165 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
10166 * alias.h (nonoverlapping_memrefs_p): Likewise.
10168 2008-02-25 Jan Beulich <jbeulich@novell.com>
10170 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
10171 * config/i386/netware-libgcc.exp: Add __bswap?i2,
10172 __emultls_get_address, __emultls_register_common,
10173 __floatundi?f, and _Unwind_GetIPInfo.
10174 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
10175 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
10176 (gen_regparm_prefix): Likewise.
10177 (i386_nlm_encode_section_info): Sync with
10178 config/i386/winnt.c:i386_pe_encode_section_info().
10179 (i386_nlm_maybe_mangle_decl_assembler_name): New.
10180 i386_nlm_mangle_decl_assembler_name): New.
10181 (netware_override_options): New.
10182 * config/i386/netware.h (netware_override_options): Declare.
10183 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
10184 (i386_nlm_mangle_decl_assembler_name): Declare.
10185 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
10187 2008-02-25 Ben Elliston <bje@au.ibm.com>
10190 * c-decl.c (grokdeclarator): Remove unused local variables
10191 `typedef_type' and `type_as_written'.
10193 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
10194 unused local variable `has_hot_blocks'.
10195 (fix_crossing_conditional_branches): Remove unused local variable
10198 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
10200 PR middle-end/19984
10201 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
10202 using DEF_C99_BUILTIN.
10203 (BUILT_IN_NANF): Ditto.
10204 (BUILT_IN_NANL): Ditto.
10206 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
10207 Revital Eres <eres@il.ibm.com>
10209 * modulo-sched.c (calculate_must_precede_follow): Address TODO
10210 regarding the order of two dependent insns in the same row.
10212 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
10214 * stor-layout.c (layout_decl): Do not bump the alignment of a
10215 bit-field to more than byte alignment if it is packed.
10217 2008-02-24 David Edelsohn <edelsohn@gnu.org>
10219 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
10222 2008-02-24 Diego Novillo <dnovillo@google.com>
10224 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
10227 * tree-vrp.c (vrp_evaluate_conditional): With
10228 -Wtype-limits, emit a warning when comparing against a
10229 constant outside the natural range of OP0's type.
10230 * c.opt (Wtype-limits): Move ...
10231 * common.opt (Wtype-limits): ... here.
10233 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
10235 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
10236 * config/rs6000/e300c2c3.md: New file.
10237 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10239 (rs6000_override_options): Add e300c2 and e300c3 cases to
10240 processor_target_table. Do not allow usage of Altivec or Spe
10241 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
10242 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
10243 * config/rs6000/rs6000.h (processor_type): Add
10244 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
10245 (ASM_CPU_SPEC): Add e300c2 and e300c3.
10246 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
10247 and ppce300c3. Include e300c2c3.md.
10249 2008-02-23 David Edelsohn <edelsohn@gnu.org>
10251 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
10252 instead of TARGET_STRICT_ALIGN.
10254 2008-02-23 Joseph Myers <joseph@codesourcery.com>
10256 * explow.c (memory_address): Assert that the generated address is
10259 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10262 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
10263 * config/darwin-ppc-ldouble-patch.def: New file.
10264 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
10265 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
10266 SUBTARGET_INIT_BUILTINS if defined.
10267 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
10270 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
10273 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
10274 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
10276 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
10279 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
10280 file" warning condtional on -Winvalid-PCH.
10282 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10284 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
10286 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
10290 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
10291 prevent reload from using MMX registers.
10292 (*mov<mode>_internal): Ditto.
10293 (*movv2sf_internal_rex64): Ditto.
10294 (*movv2sf_internal): Ditto.
10296 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10298 PR documentation/31569
10299 * doc/install.texi2html: Use makeinfo --no-number-sections.
10301 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10303 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
10304 ensure that we can address an entire entity > 8 bytes. Don't
10305 generate reg+reg addressing for such data.
10307 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10309 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
10310 strings when optimizing for size, unless the target cares about
10313 2008-02-22 Tom Tromey <tromey@redhat.com>
10315 * regclass.c (current_pass): Remove declaration.
10317 2008-02-22 Anatoly Sokolov <aesok@post.ru>
10319 * config/avr/libgcc.S (__RAMPZ__): Define.
10320 (__do_copy_data): Add for devices with 128KB code memory.
10322 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10324 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10326 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
10328 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
10330 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
10333 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10336 * c-typeck.c (build_binary_op): Warn about floating point
10337 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
10339 2008-02-21 Janis Johnson <janis187@us.ibm.com>
10342 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
10343 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
10345 (rs6000_override_options): Set altivec_abi as default, not override,
10346 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
10347 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
10348 is used; use new member spe_abi.
10349 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
10350 spe_abi and altivec_abi.
10352 2008-02-22 Tomas Bily <tbily@suse.cz>
10354 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
10356 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10359 * config.build (build_file_translate): Set to `CMD //c' only if
10361 * Makefile.in (build_file_translate): Improve comment.
10363 2008-02-21 Jan Hubicka <jh@suse.cz>
10365 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
10366 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
10367 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
10369 2008-02-21 Michael Matz <matz@suse.de>
10372 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
10374 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
10376 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
10377 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
10378 as insn constraint.
10379 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
10380 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
10381 SSE_VEC_FLOAT_MODE_P as insn constraint.
10382 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
10383 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
10384 sse4a_movntdf using MODEF mode iterator.
10385 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
10386 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
10387 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
10388 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
10389 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
10390 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
10391 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
10393 2008-02-21 Richard Guenther <rguenther@suse.de>
10395 * tree.def (PAREN_EXPR): New tree code.
10396 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
10398 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
10399 * expr.c (expand_expr_real_1): Likewise.
10400 * tree-inline.c (estimate_num_insns_1): Likewise.
10401 * tree-complex.c (expand_complex_move): Likewise.
10402 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
10405 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
10408 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
10410 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
10413 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
10415 * config/sh/sh.c (find_barrier): Don't go past
10416 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
10418 2008-02-20 DJ Delorie <dj@redhat.com>
10420 * config/h8300/h8300.md (insv): Force source operand to be a register.
10422 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
10423 as a jump, not as a plain insn.
10425 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
10427 * doc/invoke.texi (Warning Options): Add new option
10428 -Wframe-larger-than=.
10429 (-Wframe-larger-than): Document.
10431 * flags.h (warn_frame_larger_than, frame_larger_than_size):
10432 Add declarations for new option variables.
10434 * final.c (final_start_function): Check the frame size
10435 before emission and issue a Wframe-larger-than warning.
10437 * opts.c (warn_frame_larger_than, frame_larger_than_size):
10438 Add definitions for new option variables.
10439 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
10441 * common.opt (Wframe-larger-than=): New option.
10443 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
10445 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
10446 (<sse>_div<mode>3): Ditto.
10447 (<sse>_vmdiv<mode>3): Ditto.
10448 (<sse>_vmsqrt<mode>2): Ditto.
10449 (*smax<mode>3): Ditto.
10450 (sse5_frcz<mode>2): Ditto.
10451 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
10452 as insn constraint.
10454 2008-02-20 Richard Guenther <rguenther@suse.de>
10456 PR middle-end/35265
10457 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
10458 be happy with INTEGRAL_TYPE_P.
10460 2008-02-20 Richard Guenther <rguenther@suse.de>
10462 * fold-const.c (split_tree): Associate floatig-point expressions
10463 if flag_associative_math is set.
10465 2008-02-20 Richard Guenther <rguenther@suse.de>
10467 * tree.h (fold_real_zero_addition_p): Declare.
10468 * fold-const.c (fold_real_zero_addition_p): Export.
10469 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
10470 floating-point operations with zero and one.
10472 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
10474 * doc/install.texi: Correct references to CFLAGS, replacing them
10475 with BOOT_CFLAGS. Document flags used during bootstrap for
10478 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
10480 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
10481 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
10482 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
10484 (smin<mode>3): Ditto from similar patterns.
10485 (smax<mode>3): Ditto.
10486 (*ieee_smin<mode>3): Ditto.
10487 (*ieee_smax<mode>3): Ditto.
10488 * config/i386/sse.md (sse): New mode attribute.
10489 (mov<mode>): Macroize expander from movv4sf and movv2df using
10490 SSEMODEF2P mode iterator.
10491 (<sse>_movnt<mode>): Ditto from similar patterns. Use
10492 SSE_VEC_FLOAT_MODE_P as insn constraint.
10493 (storent<mode>): Ditto.
10494 (storent<mode>): Macroize expander from storentsf and storentdf using
10495 MODEF mode iterator.
10496 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
10497 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
10498 (abs<mode>2): Ditto from similar patterns.
10499 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
10500 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
10501 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
10502 (<sse>_vmsqrt<mode>2): Ditto.
10503 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
10504 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
10505 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
10506 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
10507 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
10508 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
10509 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
10511 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
10512 iterator and SSE_FLOAT_MODE_P as insn constraint.
10513 (<sse>_ucomi): Ditto from similar patterns.
10514 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
10515 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
10516 SSE_VEC_FLOAT_MODE_P as insn constraint.
10517 (vcond<mode>): Ditto from similar patterns.
10518 (and<mode>3, *and<mode>3): Ditto.
10519 (<sse>_nand<mode>3): Ditto.
10520 (ior<mode>3, *ior<mode>3): Ditto.
10521 (xor<mode>3, *xor<mode>3): Ditto.
10522 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
10523 iterator and SSE_FLOAT_MODE_P as insn constraint.
10524 (*nand<mode>3): Ditto from similar patterns.
10525 (*ior<mode>3): Ditto.
10526 (*xor<mode>3): Ditto.
10528 2008-02-20 Ira Rosen <irar@il.ibm.com>
10530 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
10531 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
10532 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
10534 2008-02-19 Jan Hubicka <jh@suse.cz>
10536 * predict.c (tree_bb_level_predictions): Remove variable next
10537 mistakely introduced by previous commit.
10539 2008-02-19 Jan Hubicka <jh@suse.cz>
10541 * predict.c (predict_paths_leading_to): Rewrite.
10542 (predict_paths_for_bb): New.
10543 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
10545 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10548 * Makefile.in (build_file_translate): New.
10549 (gcc-vers.texi): Use it for translating $(abs_srcdir).
10550 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
10551 * configure.ac (build_file_translate): Substitute it.
10552 * configure: Regenerate.
10554 2008-02-19 Jan Hubicka <jh@suse.cz>
10556 PR rtl-optimization/34408
10557 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
10560 2008-02-19 Jan Hubicka <jh@suse.cz>
10562 PR middle-end/28779
10563 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
10566 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
10569 * config/i386/i386-modes.def: Revert the last DI alignment
10570 change until Ada people can look into it.
10572 2008-02-19 Nick Clifton <nickc@redhat.com>
10574 * opts.c (print_specific_help): Fix typo in --help text.
10576 2008-02-19 Jakub Jelinek <jakub@redhat.com>
10579 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
10580 32-bit inline asm without asm alternatives for host GCC < 3.0.
10582 2008-02-19 Richard Guenther <rguenther@suse.de>
10584 PR tree-optimization/34989
10585 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
10586 Allow propagation to INDIRECT_REF if we can simplify only.
10588 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10590 * c-common.c (warn_for_collisions_1): Use appropriate option when
10593 2008-02-19 Nick Clifton <nickc@redhat.com>
10596 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
10597 (handle_options): Fix indentation.
10598 (print_filtered_help): If no language-specific options were
10599 displayed tell the user how to list all the options supported by
10600 the language's front-end.
10601 (print_specific_help): Fix indentation and remove duplicate line.
10602 (common_handle_option): Handle the -v option.
10603 For --help enable the display of undocumented options if the -v
10604 switch has been included on the command line.
10605 For --help= check for overlaps in the arguments between the option
10606 classes and the language names and issue a warning when they
10607 cannot be disambiguated.
10608 * c.opt (v): Pass on to the common option handler.
10610 2008-02-19 Revital Eres <eres@il.ibm.com>
10612 * modulo-sched.c (sms_schedule): Change dump message when
10613 create_ddg function fails.
10614 (try_scheduling_node_in_cycle): Rename row to cycle.
10615 (print_partial_schedule): Rename CYCLE to ROW.
10617 2008-02-19 Christian Bruel <christian.bruel@st.com>
10618 Zdenek Dvorak <ook@ucw.cz>
10620 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
10622 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10625 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
10626 (*x86_movdicc_0_m1_se): Ditto.
10628 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10630 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
10631 (CMPtype): Define as __gcc_CMPtype.
10632 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
10633 (CMPtype): Define as __gcc_CMPtype.
10635 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
10637 Support valgrind 3.3 for --enable-checking=valgrind.
10638 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
10640 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
10641 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
10642 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
10643 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
10644 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
10645 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
10646 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
10648 * ggc-zone.c: Similar.
10649 * ggc-page.c: Similar.
10651 2008-02-19 Paul Brook <paul@codesourcery.com>
10654 * config/arm/ieee754-df.S: Fix do_it typo.
10655 * config/arm/ieee754-sf.S: Fix do_it typo.
10657 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10660 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
10661 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
10662 (OPTION_MASK_ISA_SSE_SET): Likewise.
10663 (OPTION_MASK_ISA_SSE2_SET): Likewise.
10664 (OPTION_MASK_ISA_SSE3_SET): Likewise.
10665 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
10666 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
10667 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
10668 (OPTION_MASK_ISA_SSE4_SET): Likewise.
10669 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
10670 (OPTION_MASK_ISA_SSE5_SET): Likewise.
10671 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
10672 (OPTION_MASK_ISA_MMX_UNSET): Updated.
10673 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
10674 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
10675 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
10676 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
10677 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
10678 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
10679 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
10680 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
10681 (OPTION_MASK_ISA_SSE4): Removed.
10682 (ix86_handle_option): Turn on bits in ix86_isa_flags and
10683 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
10684 (override_options): Don't turn on implied SSE/MMX bits in
10687 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10689 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10692 2008-02-18 Joey Ye <joey.ye@intel.com>
10694 PR middle-end/34921
10695 * tree-nested.c (insert_field_into_struct): Set type alignment
10696 to field alignment if the former is less than the latter.
10698 2008-02-18 Jakub Jelinek <jakub@redhat.com>
10700 * BASE-VER: Set to 4.4.0.
10702 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10704 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
10705 * doc/cfg.texi: Likewise.
10706 * doc/extend.texi: Likewise.
10707 * doc/gty.texi: Likewise.
10708 * doc/invoke.texi: Likewise.
10709 * doc/loop.texi: Likewise.
10710 * doc/md.texi: Likewise.
10711 * doc/passes.texi: Likewise.
10712 * doc/rtl.texi: Likewise.
10713 * doc/sourcebuild.texi: Likewise.
10714 * doc/tm.texi: Likewise.
10715 * doc/tree-ssa.texi: Likewise.
10717 2008-02-17 Richard Guenther <rguenther@suse.de>
10719 PR middle-end/35227
10720 * tree-complex.c (init_parameter_lattice_values): Handle parameters
10721 without default definition.
10723 2008-02-17 Richard Guenther <rguenther@suse.de>
10725 PR tree-optimization/35231
10726 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
10729 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
10732 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10733 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10734 libgcc_cmp_return mode.
10736 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10739 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
10741 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
10743 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
10746 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10748 * doc/c-tree.texi: Use `@.' where appropriate.
10749 * doc/extend.texi: Likewise.
10750 * doc/install.texi: Likewise.
10751 * doc/invoke.texi: Likewise.
10752 * doc/loop.texi: Likewise.
10753 * doc/makefile.texi: Likewise.
10754 * doc/md.texi: Likewise.
10755 * doc/passes.texi: Likewise.
10756 * doc/standards.texi: Likewise.
10757 * doc/tm.texi: Likewise.
10759 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10761 PR middle-end/35196
10762 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
10764 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
10765 rather than in entry_bb.
10767 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10769 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10770 libgcc_cmp_return mode.
10772 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10774 PR middle-end/35130
10775 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
10776 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
10778 2008-02-15 Richard Guenther <rguenther@suse.de>
10779 Zdenek Dvorak <ook@ucw.cz>
10781 PR tree-optimization/35164
10782 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
10783 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
10784 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
10785 Only propagate addresses which do not have abnormal SSA_NAMEs
10788 2008-02-15 Joseph Myers <joseph@codesourcery.com>
10791 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
10793 2008-02-15 Jan Hubicka <jh@suse.cz>
10795 PR middle-end/35149
10796 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
10798 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10800 PR middle-end/34621
10801 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
10802 when calculating alignment_pad.
10804 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10806 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
10807 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
10808 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
10809 and STACK_BOUNDARY define.
10811 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
10813 PR preprocessor/35061
10814 * c-pragma.c (handle_pragma_pop_macro): Check that
10815 pushed_macro_table has been allocated.
10817 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
10819 PR middle-end/35136
10820 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
10821 (force_gimple_operand): Likewise.
10822 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
10823 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
10824 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
10825 (find_interesting_uses_address): Check addressability and alignment
10826 of the base expression only after substituting bases of IVs into it.
10828 2008-02-14 Michael Matz <matz@suse.de>
10831 * function.c (instantiate_virtual_regs_in_insn): Reload address
10832 before falling back to reloading the whole operand.
10834 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
10836 * config/s390/s390.c (s390_mainpool_start): Emit the pool
10837 before the first section switch note.
10839 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10841 * doc/bugreport.texi: Update copyright years.
10842 * doc/c-tree.texi: Likewise.
10843 * doc/cfg.texi: Likewise.
10844 * doc/cpp.texi: Likewise.
10845 * doc/cppinternals.texi: Likewise.
10846 * doc/fragments.texi: Likewise.
10847 * doc/frontends.texi: Likewise.
10848 * doc/gcc.texi: Likewise.
10849 * doc/gty.texi: Likewise.
10850 * doc/hostconfig.texi: Likewise.
10851 * doc/implement-c.texi: Likewise.
10852 * doc/libgcc.texi: Likewise.
10853 * doc/loop.texi: Likewise.
10854 * doc/makefile.texi: Likewise.
10855 * doc/options.texi: Likewise.
10856 * doc/passes.texi: Likewise.
10857 * doc/rtl.texi: Likewise.
10858 * doc/sourcebuild.texi: Likewise.
10859 * doc/standards.texi: Likewise.
10860 * doc/tree-ssa.texi: Likewise.
10861 * doc/trouble.texi: Likewise.
10863 * doc/extend.texi: Use @: or add comma where appropriate.
10864 * doc/invoke.texi: Likewise.
10865 * doc/tm.texi: Likewise.
10867 2008-02-14 Alan Modra <amodra@bigpond.net.au>
10870 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
10873 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
10875 * doc/md.texi (clz, ctz): Add reference.
10876 * doc/rtl.texi (clz, ctz): Likewise.
10878 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10881 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
10884 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
10886 * config/s390/s390.c (struct constant_pool): New field
10887 emit_pool_after added.
10888 (s390_mainpool_start): Set the emit_pool_after flag according
10889 to the section switch notes.
10890 (s390_mainpool_finish): Consider emit_pool_after when emitting
10891 the literal pool at the end of the function.
10892 (s390_chunkify_start): Force literal pool splits at section
10895 2008-02-13 Michael Matz <matz@suse.de>
10898 * var-tracking.c (clobber_variable_part): Correctly traverse the
10901 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10904 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
10905 Add -fdump-ipa-inline.
10906 * tree-dump.c (dump_files): Remove tree-inlined dump.
10907 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
10909 2008-02-12 Richard Guenther <rguenther@suse.de>
10911 PR tree-optimization/35171
10912 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
10915 2008-02-12 Richard Guenther <rguenther@suse.de>
10917 PR middle-end/35163
10918 * fold-const.c (fold_widened_comparison): Use get_unwidened in
10919 value-preserving mode. Disallow final truncation.
10921 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
10923 PR middle-end/35136
10924 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
10925 code from here to...
10926 (force_gimple_operand): ...here.
10928 2008-02-12 Jakub Jelinek <jakub@redhat.com>
10931 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
10932 non-compatible pointers.
10933 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
10934 different FIELD_DECLs, try harder by comparing field offsets, sizes
10937 PR inline-asm/35160
10938 * function.c (match_asm_constraints_1): Don't replace the same input
10941 2008-02-12 Anatoly Sokolov <aesok@post.ru>
10943 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
10944 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
10945 (expand_epilogue): Restore RAMPZ register.
10946 * config/avr/avr.md (RAMPZ_ADDR): New constant.
10948 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
10950 * config/i386/cygwin.asm: (__alloca): Correct calling
10951 convention and alignment.
10952 (__chkstk): Force 8 byte stack alignment.
10954 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
10955 Richard Guenther <rguenther@suse.de>
10957 PR tree-optimization/33992
10958 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
10959 the zero we compare against.
10961 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
10963 PR libfortran/35063
10964 * gthr-win32.h (__gthread_mutex_destroy_function): New function
10965 to CloseHandle after unlocking to prevent accumulation of handle
10968 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10970 PR middle_end/34150
10971 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
10972 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
10973 and update LABEL_NUSES during and after reload.
10975 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
10977 PR middle-end/34627
10978 * combine.c (simplify_if_then_else): Make sure the comparison is
10979 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
10981 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
10984 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
10985 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
10986 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
10987 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
10988 * tree.h (get_type_static_bounds): Likewise.
10990 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10992 * doc/invoke.texi (Option Summary, C++ Dialect Options)
10993 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10994 Make -Wfoo language annotations match what the compiler outputs.
10996 2008-02-08 Sa Liu <saliu@de.ibm.com>
10998 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
10999 intrinsics spu_convts, spu_convtu, spu_convtf.
11001 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
11003 * doc/extend.texi (Function Attributes) <noinline>: Mention
11004 asm ("") as method to keep calls.
11006 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11009 * doc/options.texi (Options): Replace references to opts.sh with
11011 * opts-common.c: Likewise.
11012 * optc-gen.awk: Likewise.
11014 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
11016 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
11018 2008-02-07 Richard Henderson <rth@redhat.com>
11021 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
11022 EXPR_LIST for the REG_EQUAL instead of a comparison with a
11025 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
11027 PR tree-optimization/35085
11028 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
11029 for operand entry oe2 in addition to operand entry oe3 in order to
11030 expose more opportunities for vectorizer sum reduction.
11032 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11035 * Makefile.in (LIBS): Remove $(GMPLIBS).
11036 (cc1-dummy, cc1): Add $(GMPLIBS).
11038 2008-02-06 Jan Hubicka <jh@suse.cz>
11041 * i386.md (moddf_integer): Do not produce partial memory stalls for
11042 targets where it hurts.
11044 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
11047 * optabs.c (expand_float): Do not check for decimal modes when
11048 expanding unsigned integer through signed conversion.
11050 2008-02-06 Nick Clifton <nickc@redhat.com>
11052 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
11053 inside the clobber with a match_operand and duplicated operand
11054 number in the constraint.
11055 (ineqbranchsi): Delete redundant comment.
11057 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
11059 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
11060 builtin_define ("__USE_INIT_FINI__").
11061 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
11063 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
11065 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11067 PR documentation/30330
11068 * doc/invoke.texi (C++ Dialect Options)
11069 (Objective-C and Objective-C++ Dialect Options, Warning Options):
11070 For each warning option -Wfoo that allows -Wno-foo, ensure both
11071 -Wfoo and -Wno-foo are listed in the option index. Fix index
11072 entry of -Wswitch-default, index -Wnormalized= including the
11073 `=', and -Wlarger-than-@var{len} including @var{len}.
11075 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
11077 * config/i386/i386.md (floatunssisf2): Use
11078 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
11079 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
11080 Macroize expander using MODEF mode iterator.
11082 2008-02-05 Diego Novillo <dnovillo@google.com>
11084 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
11087 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
11089 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11092 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
11094 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
11097 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
11098 to indicate if a message should be generated.
11099 (init_cumulative_args): Updated.
11100 (function_value_32): Likewise.
11102 2008-02-05 Joseph Myers <joseph@codesourcery.com>
11104 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
11106 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
11109 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
11110 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
11112 2008-02-04 Diego Novillo <dnovillo@google.com>
11114 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
11117 * tree-vrp.c (vrp_evaluate_conditional): With
11118 -Wtype-limits, emit a warning when comparing against a
11119 constant outside the natural range of OP0's type.
11121 2008-02-04 Richard Guenther <rguenther@suse.de>
11123 PR middle-end/33631
11124 * expr.c (count_type_elements): Give for unions instead of
11127 2008-02-04 Richard Guenther <rguenther@suse.de>
11129 PR middle-end/35043
11130 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
11131 to TYPE_DOMAINs base type instead of using bitsizetype here.
11133 2008-02-03 Jason Merrill <jason@redhat.com>
11135 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
11137 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11140 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
11141 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
11142 (RS/6000 and PowerPC Options): Fix typos and markup.
11143 * doc/passes.texi (Tree-SSA passes): Likewise.
11145 2008-02-02 Michael Matz <matz@suse.de>
11148 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
11149 from record_last_reg_set_info.
11150 (record_last_reg_set_info): Take an RTX argument, iterate over all
11151 constituent hardregs.
11152 (record_last_set_info, record_opr_changes): Change calls to
11153 new signature or to record_last_reg_set_info_regno.
11155 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
11157 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
11159 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
11161 PR rtl-optimization/34773
11162 * reg-notes.def (EQUAL): Mention significance of combination of
11163 REG_EQUAL and REG_RETVAL.
11164 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
11165 insn that has a REG_RETVAL.
11167 2008-02-01 Roger Sayle <roger@eyesopen.com>
11170 * configure.ac (--enable-fixed-point): Disable unless explicitly
11172 * configure: Regenerate.
11174 2008-02-01 Richard Guenther <rguenther@suse.de>
11177 * invoke.texi (-finline-limit): Remove no longer true parts
11178 of the documentation. Note that there is no default value.
11180 2008-02-01 Andrew Pinski <pinskia@gmail.com>
11181 Mark Mitchell <mark@codesourcery.com>
11182 Ben Elliston <bje@au.ibm.com>
11185 * doc/extend.texi (Other Builtins): Document.
11187 2008-01-31 Tom Browder <tom.browder@gmail.com>
11189 * doc/c-tree.texi (Types): Fix grammar.
11190 (Expression trees): Ditto.
11191 * doc/passes.texi (Tree-SSA passes): Ditto.
11193 * doc/configterms.texi (Configure Terms): Fix typo.
11194 * doc/cpp.texi (Common Predefined Macros): Ditto.
11195 * doc/md.texi (Machine Constraints): Ditto.
11197 * doc/makefile.texi (Makefile): Add comma.
11199 2008-01-31 Tom Browder <tom.browder@gmail.com>
11200 Gerald Pfeifer <gerald@pfeifer.com>
11202 * doc/sourcebuild.texi (Front End): Remove references to CVS
11203 and CVSROOT/modules.
11204 (Texinfo Manuals): Replace reference to CVS by one to SVN.
11205 (Back End): Remove reference to CVS.
11207 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
11210 * config/mips/mips.c (gen_load_const_gp): New function, taking a
11212 (mips16_gp_pseudo_reg): ...here.
11213 * config/mips/mips.md (load_const_gp): Replace with...
11214 (load_const_gp_<mode>): ...this :P-based insn.
11216 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11218 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
11219 options. Minor fixes.
11220 (-std): Move reference to standards closer to where language
11221 standards are first mentioned.
11223 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
11225 PR rtl-optimization/34995
11226 * reload.c (alternative_allows_const_pool_ref): Take an rtx
11227 parameter and return a bool. If the rtx parameter is nonnull,
11228 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
11229 (find_reloads): Update call accordingly. Pass the new operand
11230 if it needed no address reloads, otherwise pass null.
11232 2008-01-30 Richard Henderson <rth@redhat.com>
11235 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
11236 for unbounded arrays.
11238 2008-01-30 Silvius Rus <rus@google.com>
11240 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
11242 2008-01-30 Jan Hubicka <jh@suse.cz>
11245 * i386.c (init_cumulative_args): Use real function declaration when
11248 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
11250 PR rtl-optimization/34998
11251 * global.c (build_insn_chain): Treat non-subreg_lowpart
11252 SUBREGs of pseudos as clobbering all the words covered by the
11253 SUBREG, not just all the bytes.
11254 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
11255 original df_ref rather than an extract parameter.
11256 (global_conflicts): Update call accordingly.
11258 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
11260 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
11261 the overflow check to make it easier to read.
11262 (__fixtfdi): Change the type of the ll member in union
11263 long_double to UDItype_x.
11265 2008-01-30 Jakub Jelinek <jakub@redhat.com>
11267 PR middle-end/34969
11268 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
11269 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
11270 * tree-inline.c (fold_marked_statements): Call
11271 cgraph_update_edges_for_call_stmt if folding a call statement.
11272 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
11273 debug_generic_stmt calls, reset it back afterwards.
11276 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
11278 * c-typeck.c (build_external_ref): Don't pedwarn about
11279 static vars in current function's scope.
11281 2008-01-29 Joseph Myers <joseph@codesourcery.com>
11283 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
11285 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
11288 * ipa-struct-reorg.c: Fix spelling.
11289 * params.def: Ditto.
11291 2008-01-29 Richard Guenther <rguenther@suse.de>
11293 PR middle-end/35006
11294 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
11296 * tree-inline.c (remap_type): Increment remapping_type_depth
11297 around remapping types.
11298 (copy_body_r): Only add referenced variables if they are referenced
11299 from code, not types.
11301 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
11312 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
11313 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
11315 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
11318 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
11319 pointer for tiny stack.
11321 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
11323 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
11325 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
11327 * config/vx-common.h: Fix typo in comment.
11329 2008-01-28 Ian Lance Taylor <iant@google.com>
11333 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
11334 coalesce pointers if they have different DECL_NO_TBAA_P values.
11335 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
11336 between variables with different DECL_NO_TBAA_P values.
11338 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
11341 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
11342 are not legitimate small data references on SPE targets.
11344 2008-01-28 David Daney <ddaney@avtrex.com>
11346 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
11348 2008-01-28 David Daney <ddaney@avtrex.com>
11350 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
11352 2008-01-27 Joseph Myers <joseph@codesourcery.com>
11354 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
11355 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
11356 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
11357 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
11358 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
11359 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
11360 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
11361 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
11363 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11365 * basic-block.h (condjump_equiv_p): Fix comment.
11367 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11369 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
11370 print_generic_stmt_indented): Fix comment.
11372 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11374 * configure.ac (__stack_chk_fail): Add detecion for availability
11375 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
11376 * configure: Regenerate.
11378 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
11380 PR middle-end/34688
11381 * final.c (output_addr_const): Handle TRUNCATE.
11383 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
11386 * tree-ssa-loop-ivopts.c (comp_cost): New type.
11387 (zero_cost, infinite_cost): New constants.
11388 (struct cost_pair): Change type of cost to comp_cost.
11389 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
11390 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
11392 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
11393 split_address_cost, ptr_difference_cost, difference_cost,
11394 get_computation_cost_at, get_computation_cost,
11395 determine_use_iv_cost_generic, determine_use_iv_cost_address,
11396 determine_use_iv_cost_condition, determine_use_iv_costs,
11397 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
11398 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
11399 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
11400 Change type of cost to comp_cost.
11401 (determine_iv_cost): Increase cost of non-original ivs, instead
11402 of decreasing the cost of original ones.
11403 (get_address_cost): Indicate the complexity of the addressing mode
11405 (try_add_cand_for): Prefer using ivs not specific to some object.
11406 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
11408 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
11409 Janis Johnson <janis187@us.ibm.com>
11412 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
11413 (TARGET_INSTANTIATE_DECLS): Likewise.
11414 * target.h (expand_to_rtl_hook): New target hook.
11415 (instantiate_decls): Likewise.
11416 * function.c (instantiate_decl): Make non-static. Rename to...
11417 (instantiate_decl_rtl): ... this.
11418 (instantiate_expr): Use instantiate_decl_rtl.
11419 (instantiate_decls_1): Likewise.
11420 (instantiate_decls): Likewise.
11421 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
11422 * function.h (instantiate_decl_rtl): Add prototype.
11423 * cfgexpand.c (target.h): New include.
11424 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
11425 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
11426 (TARGET_INSTANTIATE_DECLS): Likewise.
11427 (TARGET_INITIALIZER): New target hooks added.
11428 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
11430 * config/rs6000/rs6000.c (tree-flow.h): New include.
11431 (machine_function): Add sdmode_stack_slot field.
11432 (rs6000_alloc_sdmode_stack_slot): New function.
11433 (rs6000_instantiate_decls): Likewise.
11434 (rs6000_secondary_memory_needed_rtx): Likewise.
11435 (rs6000_check_sdmode): Likewise.
11436 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
11437 (TARGET_INSTANTIATE_DECLS): Likewise.
11438 (rs6000_hard_regno_mode_ok): Allow SDmode.
11439 (num_insns_constant): Likewise. Handle _Decimal32 constants.
11440 (rs6000_emit_move): Handle SDmode.
11441 (function_arg_advance): Likewise.
11442 (function_arg): Likewise.
11443 (rs6000_gimplify_va_arg): Likewise. Add special handling of
11444 SDmode var args for 32-bit compiles.
11445 (rs6000_secondary_reload_class): Handle SDmode.
11446 (rs6000_output_function_epilogue): Likewise.
11447 (rs6000_function_value): Simplify if statement.
11448 (rs6000_libcall_value): Likewise.
11449 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
11450 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
11451 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
11452 (movsd_hardfloat): New define_insn.
11453 (movsd_softfloat): Likewise.
11454 (movsd_store): Likewise.
11455 (movsd_load): Likewise.
11456 (extendsddd2): Likewise.
11457 (extendsdtd2): Likewise.
11458 (truncddsd2): Likewise.
11459 (movdd_hardfloat64): Fixup comment.
11460 (UNSPEC_MOVSD_LOAD): New constant.
11461 (UNSPEC_MOVSD_STORE): Likewise.
11463 2008-01-26 Jakub Jelinek <jakub@redhat.com>
11466 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
11468 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
11469 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
11470 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
11471 and TRUTH_XOR_EXPR.
11473 2008-01-26 David Edelsohn <edelsohn@gnu.org>
11476 * config.gcc: Separate AIX 5.3 from AIX 6.1.
11477 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11478 __LONGDOUBLE128 too.
11479 * config/rs6000/aix61.h: New file.
11481 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
11483 PR rtl-optimization/34959
11484 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
11485 popcount and parity rtxes the same mode as their operand.
11486 Truncate or extend the result to the return value's mode
11489 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
11492 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
11493 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
11494 to GOT_VERSION_REGNUM.
11495 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
11496 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
11497 * config/mips/mips.c (mips_emit_call_insn): New function.
11498 (mips_call_tls_get_addr): Call mips_expand_call directly.
11499 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
11501 (mips16_build_call_stub): Likewise. Return the call insn or null.
11502 (mips_expand_call): Update the call to mips16_build_call_stub
11503 accordingly and a remove redundant condition. Assert that MIPS16
11504 stubs do not use lazy binding. Use mips_emit_call_insn and return
11506 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
11508 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
11509 (mips_avoid_hazard): Remove hazard_set handling.
11510 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
11511 (UNSPEC_RESTORE_GP): ...this.
11512 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
11513 (FAKE_CALL_REGNO): Rename to...
11514 (GOT_VERSION_REGNUM): ...this.
11515 (type): Add "ghost" value. Add an associated insn reservation.
11516 (hazard_set): Remove.
11517 (exception_receiver): Rename to...
11518 (restore_gp): ...this and update the unspec identifier accordingly.
11519 (exception_receiver, nonlocal_got_receiver): New expanders.
11520 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
11521 FAKE_CALL_REGNO. Remove hazard_set attribute.
11522 (set_got_version, update_got_version): New patterns.
11524 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
11527 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
11529 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11532 * doc/install.texi2html: Generate gcc-vers.texi.
11534 2008-01-25 DJ Delorie <dj@redhat.com>
11536 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
11538 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11540 * config/c4x: Remove directory.
11541 * config.gcc (crx-*, mt-*): Mark obsolete.
11542 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
11543 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
11544 sh-*-rtemscoff*): Remove cases.
11545 * defaults.h (C4X_FLOAT_FORMAT): Remove.
11546 * real.c (encode_c4x_single, decode_c4x_single,
11547 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
11548 c4x_extended_format): Remove.
11549 * real.h (c4x_single_format, c4x_extended_format): Remove.
11550 * doc/extend.texi (interrupt, naked): Remove mention of attributes
11552 (Pragmas): Remove comment about c4x pragmas.
11553 * doc/install.texi (c4x): Remove target-specific instructions.
11554 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
11555 * doc/md.texi (Machine Constraints): Remove C4x documentation.
11556 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
11557 refer to C4x source files as examples.
11558 (C4X_FLOAT_FORMAT): Remove documentation.
11560 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
11562 * config/bfin/bfin.c (override_options): Reorder tests so that
11563 flag_pic gets enabled for -msep-data.
11565 2008-01-25 Richard Guenther <rguenther@suse.de>
11567 PR middle-end/32244
11568 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
11569 to its bitfield precision if required.
11571 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11573 PR middle-end/33880
11574 * tree-nested.c (walk_omp_for): New function.
11575 (convert_nonlocal_reference, convert_local_reference): Call
11576 walk_omp_for on OMP_FOR.
11577 (convert_call_expr): Call walk_body on OMP_FOR's
11578 OMP_FOR_PRE_INIT_BODY.
11580 2008-01-25 Richard Guenther <rguenther@suse.de>
11582 PR tree-optimization/34966
11583 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
11584 default defs and PHI_NODEs we have to insert after the
11585 defining statement.
11587 2008-01-24 Nick Clifton <nickc@redhat.com>
11589 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
11590 Provide a default definition.
11591 (LIBGCC2_UNITS_PER_WORD): Likewise.
11593 * config/stormy16/stormy16.c: Include df.h for the prototype
11594 for df_regs_ever_live_p.
11595 (xstormy16_expand_builtin_va_start): Convert the stack offset
11596 into a component_ref and then use POINTER_PLUS_EXPR to add it
11597 to the incoming_virtual_args_rtx.
11598 (xstormy16_gimplify_va_arg_expr): Rename to
11599 xstormy16_gimplify_va_arg_expr.
11600 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
11601 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
11602 xstormy16_gimplify_va_arg_expr.
11603 Fix up some formatting issues.
11605 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
11606 Move to predicates.md.
11607 (xs_hi_general_operand): Likewise.
11608 (xs_hi_nonmemory_operand): Likewise.
11609 * config/stormy16/predicates.md:
11610 (xstormy16_carry_plus_operand): New predicate.
11611 (xs_hi_general_operand): New predicate.
11612 (xs_hi_nonmemory_operand): New predicate.
11613 * config/stormy16/stormy16-protos.h:
11614 (xstormy16_carry_plus_operand): Delete prototype.
11615 (xs_hi_general_operand): Likewise.
11616 (xs_hi_nonmemory_operand): Likewise.
11618 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
11619 modifiers as they are no longer needed and they can trigger
11620 reload spill failures.
11622 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
11623 with a match_operand in order to help reload.
11625 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
11626 constraint with 'e' for the 8th alternative as this version of
11627 the mov.w instruction only accepts the lower 8 registers.
11629 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
11632 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
11633 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
11636 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11638 PR middle-end/33333
11639 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
11641 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
11643 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
11645 (remove_structure): Update allocations list before removing structure.
11647 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
11649 * ipa-struct-reorg.c (is_safe_cond_expr,
11650 create_new_stmts_for_cond_expr): Use integer_zerop function,
11651 that recognize not only zero-pointer, but zero-integer too.
11653 2008-01-25 Ben Elliston <bje@au.ibm.com>
11656 * fixproto: Escape "." in sed expression that strips leading "./".
11658 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
11661 * gcc.c (SWITCH_OK): Removed.
11662 (SWITCH_LIVE): Changed to bit.
11663 (SWITCH_FALSE): Likewise.
11664 (SWITCH_IGNORE): Likewise.
11665 (switchstr): Change live_cond to unsigned int.
11666 (process_command): Replace SWITCH_OK with 0.
11667 (do_self_spec): Likewise.
11668 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
11669 (give_switch): Likewise.
11670 (used_arg): Likewise.
11671 (do_spec_1): Set the SWITCH_IGNORE bit.
11672 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
11673 bits. Set the SWITCH_LIVE bit.
11675 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11677 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
11679 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
11681 PR tree-optimization/34472
11682 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
11683 parameter to a "bool *" and set *DATA to false if there is
11684 an unsafe access. Do not delete the structure here.
11685 (check_cond_exprs): Delete it here instead.
11686 (check_cond_exprs, exclude_cold_structs): Do not increase
11687 I when removing a structure.
11689 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
11692 * config/i386/i386.c (ix86_expand_vector_init): Consider only
11693 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
11695 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
11697 PR middle-end/34934
11698 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
11699 a fixed vector for stack.
11701 2008-01-24 Ben Elliston <bje@au.ibm.com>
11704 * doc/gcc.texi (Software development): Add a direntry for g++.
11706 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
11708 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
11709 stale and straggling -fforce-addr comments above.
11711 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
11713 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
11714 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
11716 2008-01-23 Michael Matz <matz@suse.de>
11719 * dwarf2out.c (force_type_die): Use modified_type_die instead of
11722 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
11724 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
11725 malloc result type.
11727 2008-01-23 Anatoly Sokolov <aesok@post.ru>
11729 * config/avr/avr.c (avr_current_arch): New variable.
11730 (avr_arch_types): Add 'avr31' and 'avr51' entries.
11731 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
11732 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
11733 (avr_override_options): Init 'avr_current_arch'.
11734 (base_arch_s): Move from here...
11735 * config/avr/avr.h (base_arch_s): ... here. Add new members
11736 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
11737 'mega' to 'have_jmp_call'.
11738 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
11739 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
11741 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
11743 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11744 MULTILIB_MATCHES): (Ditto.).
11746 2008-01-23 Richard Guenther <rguenther@suse.de>
11748 PR middle-end/31529
11749 * cgraphunit.c (cgraph_reset_node): Always mark the node
11750 not reachable if it is not queued already.
11752 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
11754 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
11755 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
11756 (cputype_selected): New static variable.
11757 (bfin_handle_option): Set it if -mcpu is used.
11758 (override_option): Select default set of workarounds if no cpu type
11759 selected on the command line.
11760 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
11762 From Michael Frysinger <michael.frysinger@analog.com>
11763 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
11764 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
11766 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
11767 for bf547, bf523, bf524, and bf526.
11768 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
11770 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11771 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
11772 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
11773 __ADSPBF547__ and __ADSPBF54x__ for bf547.
11774 * doc/invoke.texi (Blackfin Options): Document that
11775 -mcpu now accept bf547, bf523, bf524, and bf526.
11777 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
11779 PR rtl-optimization/34628
11780 * combine.c (try_combine): Stop and undo after the first combination
11781 if an autoincrement side-effect on the first insn has effectively
11784 2008-01-22 David Edelsohn <edelsohn@gnu.org>
11787 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
11788 Offset addresses are not valid for Altivec or paired float modes.
11790 2008-01-22 Jakub Jelinek <jakub@redhat.com>
11793 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
11794 if DECL_INITIAL (decl) is error_mark_node.
11797 * c-common.c (handle_vector_size_attribute): Only allow
11798 integral, scalar float and fixed point types. Handle OFFSET_TYPE
11799 the same way as pointer, array etc. types.
11800 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
11803 * tree.c (build_type_attribute_qual_variant): Call
11804 build_qualified_type if attributes are equal, but quals are not.
11806 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11809 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
11810 * flags.h (warn_strict_aliasing): Remove.
11811 (warn_strict_overflow): Remove.
11812 * opts.c (warn_strict_aliasing): Remove.
11813 (warn_strict_overflow): Remove.
11814 * c-opts.c (c_common_handle_option): -Wall only sets
11815 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
11816 (c_common_post_options): Give default values to -Wstrict-aliasing
11817 and -Wstrict-overflow if they are uninitialized.
11818 * common.opt (Wstrict-aliasing): Specify Var and Init.
11819 (Wstrict-overflow): Likewise.
11821 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11823 PR rtl-optimization/26854
11824 PR rtl-optimization/34400
11825 PR rtl-optimization/34884
11826 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
11828 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
11829 (df_rd_bb_info.expanded_lr_out): Deleted
11830 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
11831 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
11832 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11833 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11834 Removed code to allocate, initialize or free expanded_lr_out.
11835 (df_rd_bb_local_compute_process_def): Restructured to make more
11837 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
11838 sets if the sets are being trimmed.
11840 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
11843 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
11844 (as_vers): Likewise.
11845 * configure: Regenerated.
11847 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11849 PR middle-end/33092
11850 * tree-pass.h (pass_build_alias): New pass.
11851 * tree-ssa-alias.c (gate_build_alias): New.
11852 (pass_build_alias): New.
11853 * passes.c (init_optimization_passes): Add pass_build_alias after
11854 pass_create_structure_vars.
11856 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
11858 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
11859 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
11860 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
11861 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
11862 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
11863 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
11864 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
11865 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
11866 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
11867 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
11868 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
11869 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
11870 * config/s390/s390.md (FP_ALL): New mode iterator.
11871 (_d): New mode attribute.
11872 ("*signbit<mode>2>"): Changed mode of first operand.
11873 ("isinf<mode>2"): Changed mode of first operand.
11874 ("*TDC_insn"): Adaptation for DFP modes.
11876 2008-01-22 Ben Elliston <bje@au.ibm.com>
11878 * tree.c (check_qualified_type): Improve function description.
11880 2008-01-21 Jason Merrill <jason@redhat.com>
11883 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
11884 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
11887 2008-01-21 DJ Delorie <dj@redhat.com>
11889 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
11892 2008-01-21 Richard Guenther <rguenther@suse.de>
11894 PR middle-end/34856
11895 * tree-cfg.c (verify_expr): Allow all invariant expressions
11896 instead of just constant class ones as reference argument.
11897 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
11898 like any other constant.
11899 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
11901 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
11903 * regmove.c (fixup_match_1): Update call crossed frequencies.
11905 2008-01-21 Richard Guenther <rguenther@suse.de>
11908 * tree-inline.c (setup_one_parameter): Deal with mismatched
11909 types using a VIEW_CONVERT_EXPR.
11911 2008-01-21 Alon Dayan <alond@il.ibm.com>
11912 Olga Golovanevsky <olga@il.ibm.com>
11914 PR tree-optimization/34701
11915 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
11916 when the structure size is not a power of 2.
11918 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
11920 * doc/install.texi: Add doc for --enable-checking=df.
11922 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
11924 PR rtl-optimization/34808
11925 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
11927 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11929 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
11932 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11934 PR rtl-optimization/26854
11935 PR rtl-optimization/34400
11936 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
11938 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
11939 (df_rd_bb_info.expanded_lr_out): New.
11940 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
11941 * loop_iv.c (iv_analysis_loop_init): Ditto.
11942 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11943 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11944 Added code to allocate, initialize or free expanded_lr_out.
11945 (df_rd_bb_local_compute_process_def): Restructured to make
11946 more understandable.
11947 (df_rd_confluence_n): Add code to do nothing with fake edges and
11948 code to no apply invalidate_by_call sets if the sets are being trimmed.
11949 (df_lr_local_finalize): Renamed to df_lr_finalize.
11950 (df_live_local_finalize): Renamed to df_live_finalize.
11952 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11955 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
11956 deciding whether to use reciprocal instructions.
11958 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
11960 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
11961 dwarf2out_note_section_used if cold_text_section is NULL.
11963 2008-01-19 Jakub Jelinek <jakub@redhat.com>
11965 PR gcov-profile/34610
11966 * tree-cfg.c (make_edges): Mark both outgoing edges from
11967 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
11968 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
11969 from OMP_FOR and OMP_CONTINUE outgoing edges.
11971 * tree-profile.c (tree_profiling): Return early if
11972 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
11974 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
11975 from cfun to child_cfun.
11976 * function.h (struct function): Add after_tree_profile bit.
11978 2008-01-19 Anatoly Sokolov <aesok@post.ru>
11980 * config/avr/avr.S (_exit): Disable interrupt.
11982 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11983 Steven Bosscher <stevenb.gcc@gmail.com>
11985 PR rtl-optimization/26854
11986 PR rtl-optimization/34400
11987 * df-problems.c (df_live_scratch): New scratch bitmap.
11988 (df_live_alloc): Allocate df_live_scratch when doing df_live.
11989 (df_live_reset): Clear the proper bitmaps.
11990 (df_live_bb_local_compute): Only process the artificial defs once
11991 since the order is not important.
11992 (df_live_init): Init the df_live sets only with the variables
11993 found live by df_lr.
11994 (df_live_transfer_function): Use the df_lr sets to prune the
11995 df_live sets as they are being computed.
11996 (df_live_free): Free df_live_scratch.
11998 2008-01-18 Ian Lance Taylor <iant@google.com>
12000 * common.opt: Add fmerge-debug-strings.
12001 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
12002 flag_merge_debug_strings rather than flag_merge_constants.
12003 * doc/invoke.texi (Option Summary): Mention
12004 -fmerge-debug-strings.
12005 (Debugging Options): Document -fmerge-debug-strings.
12007 2008-01-18 Ian Lance Taylor <iant@google.com>
12010 * tree.h (DECL_IS_OPERATOR_NEW): Define.
12011 (struct tree_function_decl): Add new field operator_new_flag.
12012 * tree-inline.c (expand_call_inline): When inlining a call to
12013 operator new, force the return value to go into a variable, and
12014 set DECL_NO_TBAA_P on that variable.
12015 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
12017 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
12020 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
12021 DWARF2_DEBUGGING_INFO.
12022 (dwarf2out_note_section_used): Ditto. Add prototype.
12023 (have_multiple_function_sections, text_section_used,
12024 cold_text_section_used, *cold_text_sections): Move declarations
12027 2008-01-17 Bob Wilson <bob.wilson@acm.org>
12029 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
12030 field and add signal_ra.
12031 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
12032 assignments to frame state pc. Move end of stack check after
12033 MD_FALLBACK_FRAME_STATE_FOR.
12034 (uw_update_context_1): Use frame state signal_regs if set, instead
12035 of checking signal_frame flag.
12036 (uw_update_context): Use frame state signal_ra if set.
12037 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
12038 * config/xtensa/linux-unwind.h: New file.
12040 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
12042 * modulo-sched.c (get_sched_window): Fix comment typo.
12044 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
12046 PR tree-optimization/34648
12047 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
12049 2008-01-17 Anatoly Sokolov <aesok@post.ru>
12051 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
12052 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
12054 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
12056 PR rtl-optimization/34400
12057 * df-core.c (df_worklist_dataflow_overeager,
12058 df_worklist_dataflow_doublequeue): New functions.
12059 (df_worklist_dataflow): Two different worklist solvers.
12060 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
12063 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12066 * doc/invoke.texi: Document the dependence on pthread for fopenmp
12067 and ftree-parallelize-loops.
12069 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
12071 PR rtl-optimization/34826
12072 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
12074 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
12076 * global.c (find_reg): Mark the eh regs as used if necessary.
12077 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
12078 * ra.h (struct allocno): no_eh_reg field added. Changed
12079 no_stack_reg type to bitfield.
12081 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
12083 * tree.c (substitute_in_expr): Add missing 'break'.
12085 2008-01-17 Richard Guenther <rguenther@suse.de>
12087 PR tree-optimization/34825
12088 * tree-ssa-math-opts.c (is_division_by): Do not recognize
12089 x / x as division to handle.
12091 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12093 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
12094 "-pthread" is specified.
12095 * pa-hpux11.h (LIB_SPEC): Likewise.
12097 2008-01-16 Janis Johnson <janis187@us.ibm.com>
12098 Peter Bergner <bergner@vnet.ibm.com>
12100 PR rtl-optimization/33796
12101 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
12103 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12105 PR libgfortran/34699
12106 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
12108 * pa-hpux10.h (LINK_SPEC): Likewise.
12109 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
12111 2008-01-16 Richard Guenther <rguenther@suse.de>
12113 PR middle-end/32628
12114 * fold-const.c (fold_convert_const_int_from_int): Do not
12115 set overflow if that occured only because of a sign extension
12116 change when converting from/to a sizetype with the same
12117 precision and signedness.
12119 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12122 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
12123 location address to the correct place. Update copyright year.
12125 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12127 * lambda-code.c (lambda_transform_legal_p): Handle the case of
12128 no dependences in the dependence_relations vector.
12130 2008-01-16 Jan Hubicka <jh@suse.cz>
12132 PR rtl-optimization/31396
12133 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
12134 * cfg.c (dump_reg_info): Print it.
12135 * regs.h (struct reg_info_t): add freq_calls_crossed.
12136 (REG_FREQ_CALLS_CROSSED): New macro.
12137 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
12138 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
12139 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
12140 regmove_optimize): Update call crossed frequencies.
12141 * local-alloc.c (struct qty): Add freq_calls_crossed.
12142 (alloc_qty): Copute freq_calls_crossed.
12143 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
12144 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
12145 * ra.h (struct allocno): Add freq_calls_crossed.
12147 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12149 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
12150 libgomp when compiling with ftree-parallelize-loops.
12151 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
12153 2008-01-16 Richard Guenther <rguenther@suse.de>
12155 PR tree-optimization/34769
12156 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
12157 * tree.c (int_cst_value): Instead make this function more
12158 permissive in what it accepts as valid input. Document this
12159 function always sign-extends the value.
12161 2008-01-16 Jakub Jelinek <jakub@redhat.com>
12162 Richard Guenther <rguenther@suse.de>
12165 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
12166 (gimple_fold_indirect_ref_rhs): ... this.
12167 (gimple_fold_indirect_ref): New function with foldings
12168 that preserve lvalueness.
12169 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
12170 * tree-flow.h (gimple_fold_indirect_ref): Declare.
12171 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
12172 to fold an INDIRECT_REF, fall back to the old use of
12173 fold_indirect_ref_1.
12175 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
12177 * tree-data-ref.c (subscript_dependence_tester_1): Call
12178 free_conflict_function.
12179 (compute_self_dependence): Same.
12181 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
12184 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
12185 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
12187 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
12188 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
12189 for DWARF2_UNWIND_INFO targets.
12191 2008-01-16 Richard Guenther <rguenther@suse.de>
12194 * c-typeck.c (common_pointer_type): Do not merge inconsistent
12195 type qualifiers for function types.
12197 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
12199 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
12200 loop_iterator li from previous commit.
12202 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
12204 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
12206 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
12208 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
12209 (parallelize_loops): Don't parallelize irreducible components.
12211 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12214 * c-opts (c_common_post_options): Do not enable CPP
12215 flag_pedantic_errors by default.
12217 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
12219 PR rtl-optimization/31944
12220 * cse.c (remove_pseudo_from_table): New function.
12221 (merge_equiv_classes): Use above function to remove pseudo-registers.
12222 (invalidate): Likewise.
12224 2008-01-13 Richard Guenther <rguenther@suse.de>
12226 PR middle-end/34601
12227 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
12228 instead of TYPE_MODE to deal with calls from expand_one_error_var.
12230 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
12232 * gcse.c (cprop_jump): Call validate_unshare_change instead of
12233 validate_change to unshare the source of the PC set.
12235 2008-01-12 Jan Hubicka <jh@suse.cz>
12237 PR middle-end/32135
12238 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
12239 references above array bounds. This might trigger bounds checks for
12240 pointers to arrays.
12242 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
12244 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
12245 new_replaceable_dependencies.
12247 2008-01-12 Doug Kwan <dougkwan@google.com>
12249 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
12250 instead of OPT_Wreturn_type in warning due to ignored return type
12252 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
12253 options included in -Wextra.
12254 * c.opt: New option -Wignored_qualifiers.
12255 * doc/invoke.texi (Warning Options, -Wextra): Add new option
12256 -Wignore_qualifiers.
12257 (-Wignored-qualifiers): Document.
12258 (-Wreturn-type): Remove description of functionality now handled
12259 by -Wignored-qualifiers.
12261 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
12264 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
12265 NOP_EXPR if it is between integral types with the same precision.
12267 2008-01-12 Jan Hubicka <jh@suse.cz>
12270 * invoke.texi (max-inline-recursive-depth): Fix default value.
12272 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
12274 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
12277 2008-01-11 Bob Wilson <bob.wilson@acm.org>
12279 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
12281 2008-01-11 James E. Wilson <wilson@specifix.com>
12284 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
12286 2008-01-11 Anatoly Sokolov <aesok@post.ru>
12288 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
12289 save/restore frame pointer register and don't use 'call-prologues'
12290 optimization in function with "OS_task" attribute.
12292 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
12294 PR middle-end/31309
12295 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
12296 when copying to memory.
12298 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
12300 PR rtl-optimization/30905
12301 * cfgcleanup.c: Include dce.h
12302 (crossjumps_occured): New global variable.
12303 (try_crossjump_bb): Exit loop after finding a fallthru edge.
12304 If something changed, set crossjumps_occured to true.
12305 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
12306 Don't add/remove fake edges to exit here...
12307 (cleanup_cfg): ...but do it here, when crossjumping.
12308 Run a fast DCE when successful crossjumps occured in the latest
12309 iteration of try_optimize_cfg.
12311 2008-01-11 Richard Guenther <rguenther@suse.de>
12313 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
12314 (struct vn_unary_op_s): Likewise.
12315 (vn_reference_insert): Free old reference on hash collision.
12317 2008-01-10 Raksit Ashok <raksit@google.com>
12319 PR rtl-optimization/27971
12320 * combine.c (find_split_point): Split PLUS expressions which are
12321 inside a MEM rtx, and whose first operand is complex.
12323 2008-01-10 DJ Delorie <dj@redhat.com>
12325 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
12326 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
12327 (m32c_hard_regno_ok): Call the underlying function.
12329 2008-01-10 Richard Guenther <rguenther@suse.de>
12331 PR middle-end/34683
12332 * tree-cfg.c (tree_merge_blocks): Do not go through the
12333 full-blown folding and stmt updating path if we just deal
12334 with virtual operands.
12335 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
12336 test for abnormal SSA_NAMEs.
12338 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
12340 PR middle-end/34641
12341 * reload.c (push_reload): Add assertions. All constants from
12342 reg_equiv_constant should have been used for replacing the respective
12344 (find_reloads_address): Invoke find_reloads_address_part for
12345 constant taken from the reg_equiv_constant array.
12347 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
12349 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
12350 field (valnum) the first in the struct. Replace bools with
12353 2008-01-10 Richard Guenther <rguenther@suse.de>
12355 PR tree-optimization/34651
12356 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
12357 types and ordering for masking and converting.
12359 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
12361 PR tree-optimization/34017
12362 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
12363 also for PHI_NODE expressions.
12365 2008-01-09 Jan Hubicka <jh@suse.cz>
12367 PR tree-optimization/34708
12368 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
12369 based on number of case labels.
12370 (init_inline_once): Remove switch_cost.
12371 * tree-inline.h (eni_weights_d): Remove switch_cost.
12373 2008-01-09 Richard Guenther <rguenther@suse.de>
12374 Andrew Pinski <andrew_pinski@playstation.sony.com>
12376 PR middle-end/30132
12377 * gimplify.c (gimplify_cond_expr): Do not create an addressable
12378 temporary if an rvalue is ok or an lvalue is not required.
12380 2008-01-09 Richard Guenther <rguenther@suse.de>
12382 PR middle-end/34458
12383 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
12384 adjust return type.
12386 2008-01-09 Richard Guenther <rguenther@suse.de>
12388 PR middle-end/34679
12389 * tree.c (host_integerp): Check for sizetype only if the
12390 type is an integer type.
12392 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
12395 * opts.c (decode_options): Disable inlining of functions called
12396 once if not in unit-at-a-time mode.
12398 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
12400 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
12402 2008-01-08 Richard Guenther <rguenther@suse.de>
12404 PR middle-end/31863
12405 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
12406 out early if the result will be unused.
12408 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
12413 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12414 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
12417 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
12419 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
12420 for vectorization tuned.
12422 2008-01-08 Richard Guenther <rguenther@suse.de>
12424 PR tree-optimization/34683
12425 * tree-ssa-operands.c (operand_build_cmp): Export.
12426 * tree-ssa-operands.h (operand_build_cmp): Declare.
12427 * tree-vn.c (vuses_compare): Remove.
12428 (sort_vuses): Use operand_build_cmp.
12429 (sort_vuses_heap): Likewise.
12430 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
12431 to re-use old VEC if available. Do not sort already sorted VUSEs.
12432 (vdefs_to_vec): Do not sort already sorted VDEFs.
12434 2008-01-08 Jakub Jelinek <jakub@redhat.com>
12436 PR middle-end/34694
12437 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
12439 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
12442 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
12443 limitations of reciprocal sequences on x86 targets.
12445 2008-01-08 Richard Guenther <rguenther@suse.de>
12447 PR tree-optimization/34683
12448 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
12450 2008-01-07 Jakub Jelinek <jakub@redhat.com>
12453 * config/darwin.c (darwin_mergeable_string_section): Don't use
12454 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
12456 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
12459 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
12460 negxf2. Macroize expander using X87MODEF mode iterator. Change
12461 predicates of op0 and op1 to register_operand.
12462 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
12463 expander using X87MODEF mode iterator. Change predicates of
12464 op0 and op1 to register_operand.
12465 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
12466 corresponding patterns and macroize using MODEF macro. Change
12467 predicates of op0 and op1 to register_operand and remove
12468 "m" constraint. Disparage "r" alternative with "!".
12469 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
12470 macroize using X87MODEF macro. Change predicates of op0 and op1
12471 to register_operand and remove "m" constraint. Disparage "r"
12472 alternative with "!".
12473 (absneg splitter with memory operands): Remove.
12474 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
12475 patterns and macroize using X87MODEF mode iterator.
12476 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
12477 Change predicate of op1 to register_operand.
12478 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
12479 for memory operands.
12481 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
12483 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
12485 2008-01-07 Richard Guenther <rguenther@suse.de>
12487 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
12490 2008-01-07 Richard Guenther <rguenther@suse.de>
12492 PR tree-optimization/34683
12493 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
12494 VOPs of the needed size to save memory. Use VEC_quick_push
12495 to save compile-time.
12496 (vdefs_to_vec): Likewise.
12498 2008-01-07 Sa Liu <saliu@de.ibm.com>
12500 * config/spu/spu.md (divdf3): Genetate inline code for double
12501 division. The implementation doesn't handle INF or NAN, therefore it
12502 only applies when -ffinite-math-only is given.
12504 2008-01-06 Paolo Carlini <pcarlini@suse.de>
12507 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
12508 * doc/cpp.texi ([Common Predefined Macros]): Document.
12510 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
12512 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
12513 order to use commutative addition instead of subtraction.
12515 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12516 Mircea Namolaru <namolaru@il.ibm.com>
12517 Vladimir Yanovsky <yanov@il.ibm.com>
12518 Revital Eres <eres@il.ibm.com>
12520 PR tree-optimization/34263
12521 * tree-outof-ssa.c (process_single_block_loop_latch,
12522 contains_tree_r): New functions.
12523 (analyze_edges_for_bb): Call process_single_block_loop_latch
12524 function to empty single-basic-block latch block if possible.
12526 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12528 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
12530 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
12532 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12534 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
12536 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12538 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
12540 2008-01-05 Jakub Jelinek <jakub@redhat.com>
12542 PR tree-optimization/34618
12543 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
12546 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12549 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
12550 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
12551 Update copyright year.
12553 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
12554 Update copyright year.
12555 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
12558 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
12560 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
12561 edge does not point to current bb before changing need_assert.
12563 2008-01-04 Richard Guenther <rguenther@suse.de>
12565 PR middle-end/34029
12566 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
12567 for verifying purposes if they are is_gimple_min_invariant.
12569 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
12571 PR tree-optimization/34448
12572 PR tree-optimization/34465
12573 * gimplify.c (gimplify_init_constructor): Add new parameter
12574 notify_temp_creation. Use it.
12575 (gimplify_modify_expr_rhs): Take volatiles into account when
12576 optimizing constructors.
12577 Do not optimize constructors if gimplify_init_constructor will dump to
12579 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
12580 * gcc.c-torture/compile/pr34448.c: New.
12582 2008-01-04 Jakub Jelinek <jakub@redhat.com>
12584 PR gcov-profile/34609
12585 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
12586 return_slot if result is TREE_ADDRESSABLE.
12588 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
12590 * config/mips/mips.md (sqrt_condition): Tweak comment.
12591 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
12593 2008-01-03 Tom Tromey <tromey@redhat.com>
12596 * c-common.c (c_type_hash): Handle VLAs.
12598 2008-01-03 Jan Hubicka <jh@suse.cz>
12600 PR tree-optimization/31081
12601 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
12602 0 when inlining and not inlining to first basic block.
12603 (remap_decl): When var is initialized to 0, don't set default_def.
12604 (expand_call_inline): Set entry_bb.
12605 * tree-inline.h (copy_body_data): Add entry_bb.
12607 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12610 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
12613 PR tree-optimization/29484
12614 * tree-inline.c (inline_forbidden_p_2): New function.
12615 (inline_forbidden_p): Disallow inlining if some static var
12616 has an address of a local LABEL_DECL in its initializer.
12617 * doc/extend.texi (Labels as Values): Document &&foo behaviour
12620 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
12622 PR tree-optimization/34635
12623 * tree-data-ref.c (add_other_self_distances): Make sure that the
12624 evolution step is constant.
12626 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12628 PR middle-end/34608
12629 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
12631 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
12633 * tree-sra.c (scalarize_init): Insert the generate_element_init
12634 statements after the generate_element_zero statements.
12636 2008-01-02 Richard Guenther <rguenther@suse.de>
12638 PR middle-end/34093
12639 PR middle-end/31976
12640 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
12641 for very large number of operands instead of ICEing.
12643 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
12646 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
12647 while stack probing.
12649 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
12651 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
12654 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
12656 PR libmudflap/26442
12657 * tree-mudflap.c (mx_register_decls): Guard warning by
12658 !DECL_ARTIFICIAL check.
12660 2008-01-01 Jakub Jelinek <jakub@redhat.com>
12662 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
12663 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
12664 sse5_perm<mode>): Fix constraints.