1 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
2 Kazu Hirata <kazu@codesourcery.com>
3 Maxim Kuvyrkov <maxim@codesourcery.com
5 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
6 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
7 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
10 (DRIVER_SELF_SPECS): Adjust.
11 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
12 * config/mips/st.h, config/mips/t-st: New.
13 * config/mips/driver-native.c, config/mips/x-native: New.
14 * doc/invoke.texi (MIPS): Document 'native' value for -march and
17 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
21 (ISA_HAS_FP_CONDMOVE): New macro.
22 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
23 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
24 (ISA_HAS_NMADD3_NMSUB3): New macro.
25 * config/mips/mips.c (mips_rtx_costs): Update.
26 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
27 compiling for ST Loongson 2E/2F.
28 (madd<mode>): Rename to madd4<mode>. Update.
29 (madd3<mode>): New pattern.
30 (msub<mode>): Rename to msub4<mode>. Update.
31 (msub3<mode>): New pattern.
32 (nmadd<mode>): Rename to nmadd4<mode>. Update.
33 (nmadd3<mode>): New pattern.
34 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
35 (nmadd3<mode>_fastmath): New pattern.
36 (nmsub<mode>): Rename to nmsub4<mode>. Update.
37 (nmsub3<mode>): New pattern.
38 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
39 (nmsub3<mode>_fastmath): New pattern.
40 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
42 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
44 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
45 (DF_REF_INSN_INFO): New.
46 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
47 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
48 with a NULL DF_REF_INSN_INFO.
49 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
51 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
52 DF_INSN_INFO_EQ_USES): New.
53 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
54 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
55 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
56 * df-core.c: Update comment for above changes.
57 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
59 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
60 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
61 insn rtx. Update all callers.
62 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
63 df_ref_create_structure, df_insn_refs_collect): Likewise.
64 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
65 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
66 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
67 macros to access the insn refs.
68 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
69 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
70 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
71 for accessing the refs.
72 (try_fwprop_subst): Likewise.
73 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
74 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
75 for accessing the refs.
76 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
77 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
78 to look at the insn refs.
79 (record_uses): Likewise.
80 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
82 (mark_artificial_uses): Don't mark_insn for artificial refs.
83 (mark_reg_rependencies): Likewise.
85 * doc/rtl.texi: Remove documentation of ADDRESSOF.
87 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
89 * configure: Regenerate.
91 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
93 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
94 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
95 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
97 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
99 * config/avr/avr.c (avr_mcu_t): Add attiny167.
100 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
101 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
103 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
105 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
106 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
107 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
109 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
111 * tree-ssa-sccvn.c: Fix format of comments.
113 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
115 * cgraph.c: Remove unneeded forward declarations of eq_node()
118 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
120 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
122 (see_update_relevancy): Likewise.
123 * fwprop.c (try_fwprop_subst): Likewise.
124 * rtlanal.c (noop_move_p): Likewise.
125 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
126 notes to non-existing libcall blocks.
127 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
129 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
130 (dead_libcall_p): Remove.
131 (delete_trivially_dead_insns): Don't use it.
132 * web.c (union_defs): Remove comment about keeping nops.
133 * gcse.c (hash_scan_insn): Don't take libcall pointers.
134 (compute_hash_table_work): Don't track libcall notes.
135 (do_local_cprop): Don't take libcall pointers. Don't update
137 (adjust_libcall_notes): Deleted.
138 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
139 ever have existed in the first place).
140 (replace_store_insn): Don't try to remove libcall notes.
141 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
142 (resolve_reg_notes): Don't call them.
143 (resolve_simple_move): Likewise.
144 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
145 Don't remove REG_RETVAL notes.
146 * emit-rtl.c (try_split): Don't update libcall notes.
147 (emit_copy_of_insn_after): Dito.
148 * cselib.c (cselib_current_insn_in_libcall): Remove.
149 (cselib_process_insn): Don't set/clear it.
150 (new_elt_loc_list): Don't record it.
151 (cselib_init): Don't initialize it.
152 * cselib.c (struct elt_loc_list): Remove in_libcall field.
153 * loop-invariant.c (find_invariant_insn): Don't look for libcall
155 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
156 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
157 (init_deps): Don't initialize it.
158 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
159 * combine.c (delete_noop_moves): Don't update libcall notes.
160 (can_combine_p): Remove now pointless #if 0 block.
161 (try_combine): Remove another obsolete #if 0 block.
162 (distribute_notes): Don't distribute libcall notes.
163 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
164 * dce.c (libcall_dead_p): Remove.
165 (delete_unmarked_insns): Don't handle libcall blocks.
166 (preserve_libcall_for_dce): Remove.
167 (prescan_insns_for_dce): Don't special-case libcall block insns.
168 * reload1 (reload): Don't handle libcall notes.
169 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
172 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
174 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
175 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
176 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
178 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
180 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
181 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
182 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
184 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
186 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
188 2008-06-16 Ira Rosen <irar@il.ibm.com>
190 PR tree-optimization/36493
191 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
192 the arguments list. Use VECTYPE to create vector pointer.
193 (vectorizable_store): Fail if accesses through a pointer to vectype
194 do not alias the original memory reference operands.
195 Call vect_create_data_ref_ptr without the removed argument.
196 (vectorizable_load): Likewise.
197 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
200 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
203 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
206 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
208 * config/mips/loongson2ef.md: New file.
209 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
210 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
211 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
212 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
213 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
215 (loongson2ef.md): New include.
216 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
217 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
218 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
219 (loongson_gt_<mode>, loongson_extract_halfword)
220 (loongson_insert_halfword_0, loongson_insert_halfword_2)
221 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
222 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
223 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
224 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
225 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
226 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
227 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
228 (vec_interleave_low<mode>): Define type attribute.
229 * config/mips/mips.c (mips_ls2): New static variable.
230 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
231 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
232 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
233 Implement target scheduling hooks.
234 (mips_multipass_dfa_lookahead): Update to handle tuning for
236 (mips_sched_init): Initialize data for Loongson scheduling.
237 (mips_ls2_variable_issue): New static function.
238 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
240 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
241 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
242 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
243 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
244 Handle ST Loongson 2E/2F cores.
245 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
247 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
249 * omp-low.c (extract_omp_for_data): Fix comment typo.
252 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
254 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
255 FIXME note about gcc/config.guess.
256 * doc/options.texi (Option file format): Remove non-ASCII bytes.
257 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
258 * doc/cppopts.texi: Likewise.
259 * doc/extend.texi: Likewise.
260 * doc/gcc.texi: Likewise.
261 * doc/gccint.texi: Likewise.
262 * doc/gcov.texi: Likewise.
263 * doc/gty.texi: Likewise.
264 * doc/hostconfig.texi: Likewise.
265 * doc/install.texi: Likewise.
266 * doc/invoke.texi: Likewise.
267 * doc/loop.texi: Likewise.
268 * doc/makefile.texi: Likewise.
269 * doc/md.texi: Likewise.
270 * doc/passes.texi: Likewise.
271 * doc/tm.texi: Likewise.
272 * doc/tree-ssa.texi: Likewise.
273 * doc/trouble.texi: Likewise.
275 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
276 Nathan Sidwell <nathan@codesourcery.com>
277 Maxim Kuvyrkov <maxim@codesourcery.com>
278 Richard Sandiford <rdsandiford@googlemail.com>
280 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
281 * config/mips/mips-protos.h (mips_expand_vector_init): New.
282 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
284 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
285 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
286 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
288 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
289 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
290 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
291 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
292 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
293 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
294 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
295 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
296 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
297 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
298 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
299 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
300 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
301 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
302 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
303 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
304 (mips_builtins): Add Loongson builtins.
305 (mips_loongson_2ef_bdesc): New.
306 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
307 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
308 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
309 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
311 (mips_expand_vector_init): New.
312 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
313 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
315 * config/mips/mips.md: Add unspec numbers for Loongson
316 builtins. Include loongson.md.
317 (MOVE64): Include Loongson vector modes.
318 (SPLITF): Include Loongson vector modes.
319 (HALFMODE): Handle Loongson vector modes.
320 * config/mips/loongson.md: New.
321 * config/mips/loongson.h: New.
322 * config.gcc: Add loongson.h header for mips*-*-* targets.
323 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
325 2008-06-14 Joseph Myers <joseph@codesourcery.com>
327 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
328 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
329 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
330 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
331 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
332 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
333 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
334 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
335 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
336 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
337 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
338 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
339 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
340 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
341 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
342 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
343 Remove use_fixproto=yes.
344 (ia64*-*-hpux*): Remove comment about using fixproto.
345 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
347 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
349 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
351 * configure: Regenerate.
353 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
356 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
357 before evaluating it.
359 2008-06-13 Jakub Jelinek <jakub@redhat.com>
362 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
363 nested inline functions.
364 (start_decl, start_function): Don't invert DECL_EXTERNAL
365 for nested inline functions.
367 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
369 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
370 splits that must be made for correctness.
372 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
374 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
375 (AVAIL_NON_MIPS16): Likewise.
376 (mips_builtin_description): Replace target_flags with a predicate.
377 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
378 (dspr2_32): New availability predicates.
379 (MIPS_BUILTIN): New macro.
380 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
381 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
382 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
383 Replace the TARGET_FLAGS parameters with AVAIL parameters.
384 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
385 (mips_dsp_32only_bdesc): Merge into...
386 (mips_builtins): ...this new array.
387 (mips_bdesc_map, mips_bdesc_arrays): Delete.
388 (mips_init_builtins): Update after above changes.
389 (mips_expand_builtin_1): Merge into...
390 (mips_expand_builtin): ...here and update after above changes.
392 2008-06-12 Paul Brook <paul@codesourcery.com>
394 * longlong.h (__arm__): Define count_leading_zeros.
395 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
396 (clzsi2, clzdi2): New functions.
397 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
398 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
399 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
400 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
401 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
402 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
403 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
404 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
405 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
406 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
408 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
410 * config/m68k/m68k.c (m68k_tune_flags): New.
411 (override_options): Compute m68k_tune_flags.
412 (MULL_COST, MULW_COST): Update for various variants of CFV2.
413 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
415 2008-06-12 Jakub Jelinek <jakub@redhat.com>
418 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus
421 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
423 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
424 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
426 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
428 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
429 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
431 2008-06-12 Jakub Jelinek <jakub@redhat.com>
434 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
437 2008-06-12 Richard Guenther <rguenther@suse.de>
439 PR tree-optimization/36345
440 * tree-flow.h (struct ptr_info_def): Align escape_mask,
441 add memory_tag_needed flag.
442 (may_alias_p): Declare.
443 * tree-ssa-alias.c (may_alias_p): Export.
444 (set_initial_properties): Use memory_tag_needed flag.
445 (update_reference_counts): Likewise.
446 (reset_alias_info): Reset memory_tag_needed flag.
447 (create_name_tags): Check memory_tag_needed flag.
448 (dump_points_to_info_for): Dump it.
449 * tree-ssa-structalias.c (struct variable_info): Remove
450 directly_dereferenced flag.
451 (new_var_info): Do not initialize it.
452 (process_constraint_1): Do not set it.
453 (update_alias_info): Set is_dereferenced flag.
454 (set_uids_in_ptset): Use may_alias_p.
455 (set_used_smts): Check memory_tag_needed flag.
456 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
457 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
458 memory_tag_needed flag.
459 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
462 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
464 * config/i386/i386.c (ix86_compute_frame_layout): Disable red zone for
466 (ix86_expand_prologue): Likewise.
467 (ix86_force_to_memory): Likewise.
468 (ix86_free_from_memory): Likewise.
470 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
473 * config/rs6000/rs6000.c (rs6000_override_options): Set
474 rs6000_isel conditionally to the absence of comand line
476 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
477 Remove duplicate rs6000_isel setting.
478 * config/rs6000/eabispe.h: Ditto.
480 2008-06-11 Richard Guenther <rguenther@suse.de>
482 * alias.c (get_alias_set): Use the element alias-set for arrays.
483 (record_component_aliases): For arrays and vectors do nothing.
484 * c-common.c (strict_aliasing_warning): Handle the cases
485 of alias set zero explicitly.
486 * Makefile.in (dfp.o-warn): Add -Wno-error.
488 2008-06-11 Joseph Myers <joseph@codesourcery.com>
490 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
492 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
493 tune_32 tune_64 to supported_defaults. Allow values not
494 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
495 x86_64. Do not override cpu_32 or cpu_64 values from target name.
496 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
497 with_cpu_64 to generic for 64-bit-supporting configurations, not
498 with_cpu. Remove FIXMEs.
499 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
500 --with-arch-64, --with-tune-32, --with-tune-64): Document.
501 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
502 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
505 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
506 Olivier Hainque <hainque@adacore.com>
508 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
509 Use DECL_SIZE_UNIT to retrieve the size of the field.
511 2008-06-11 Joseph Myers <joseph@codesourcery.com>
513 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
514 with function calls after declarations. Lay out
515 neon_float_type_node before further use.
517 2008-06-11 Richard Guenther <rguenther@suse.de>
519 * tree-flow.h (may_point_to_global_var): Declare.
520 * tree-ssa-alias.c (may_point_to_global_var): New function.
521 * tree-ssa-sink.c (is_hidden_global_store): Use it.
523 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
525 * configure.ac: Teach that fido supports .debug_line.
526 * configure: Regenerate.
528 2008-06-10 Tom Tromey <tromey@redhat.com>
530 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
533 2008-06-10 Joseph Myers <joseph@codesourcery.com>
535 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
536 (encode_decimal64, decode_decimal64, encode_decimal128,
537 decode_decimal128): Reverse order of 32-bit parts of value if host
538 and target endianness differ.
540 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
541 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
543 (tree_mod_pow2_value_transform): Likewise.
544 (tree_ic_transform): Likewise.
545 (tree_stringops_transform): Likewise.
546 (tree_mod_subtract_transform): Likewise.
547 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
548 (copy_edges_for_bb): Likewise.
549 (initialize_cfun): Likewise.
551 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
553 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
554 nonmemory_operand. Add "N" operand constraint.
556 (*jcc_btdi_mask_rex64): New instruction and split pattern.
557 (*jcc_btsi_mask): Ditto.
558 (*jcc_btsi_mask_1): Ditto.
560 2008-06-10 Joseph Myers <joseph@codesourcery.com>
562 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
563 TYPE_CANONICAL for copied element type.
565 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
568 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
569 Add m_CORE2 and m_GENERIC.
570 * config/i386/predicates.md (bt_comparison_operator): New predicate.
571 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
573 (*jcc_btdi_rex64): New instruction and split pattern.
575 (*jcc_btsi_1): Ditto.
576 (*btsq): Fix Intel asm dialect operand order.
580 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
583 * simplify-rtx.c (simplify_subreg): Add check for shift count
586 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
588 * doc/md.texi: Synchronize with later constraints.md change.
589 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
590 with a C implementation.
591 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
593 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
594 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
595 when moving to and from MD_REGNUM.
596 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
597 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
598 Handle byte and halfword moves.
599 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
601 * config/mips/constraints.md (h): Turn into NO_REGS.
602 (l, x): Update documentation.
603 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
604 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
605 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
606 (HILO): New mode iterator.
608 (any_div): New code iterator.
609 (u): Extend code attribute to div and udiv.
610 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
611 d_operand in the splitters. Remove redundant CONST_INT checks.
612 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
613 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
614 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
615 accordingly, using normal moves instead of unspecs to move LO into
616 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
617 (<u>mulsidi3): Handle expansion in C code.
618 (<u>mulsidi3_32bit_internal): Rename to...
619 (<u>mulsidi3_32bit): ...this.
620 (<u>mulsidi3_32bit_r4000): Fix insn separator.
621 (*<u>mulsidi3_64bit): Rename to...
622 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
623 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
624 to set LO and HI to the multiplication result. Use a normal move
625 for MFLO and an unspec for MFHI.
626 (*<u>mulsidi3_64bit_parts): Replace with...
627 (<u>mulsidi3_64bit_hilo): ...this new instruction.
628 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
629 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
630 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
631 instead of HI. Split the instruction into a separate multiplication
632 and MFHI if !TARGET_FIX_R4000.
633 (<su>muldi3_highpart): Likewise.
634 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
635 and the "=h" clobber.
636 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
637 (<u>mulditi3): New expander.
638 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
639 (madsi): Remove "=h" clobber.
640 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
641 Force the modulus result to be a GPR and split the instruction into
642 a division followed by an MFHI after reload.
643 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
644 (*lea_high64): Use d_operand in the define_peephole2. Likewise
645 the MIPS16 HIGH define_split.
646 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
647 of acc<->gpr moves to "multi".
648 (*movdi_64bit): Replace the single "x" alternative with
649 alternatives for moving into and out of "a".
650 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
651 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
652 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
653 Use d_operand in the splitters. Remove redundant CONST_INT checks.
654 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
655 (movti): New expander.
656 (*movti, *movti_mips16): New insns.
657 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
658 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
659 (mthi<GPR:mode>_<HILO:mode>): Likewise.
660 * config/mips/predicates.md (fpr_operand): Delete.
661 (d_operand): New predicate.
663 2008-06-09 Michael Meissner <michael.meissner@amd.com>
665 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
666 failure on some Bourne shells.
669 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
671 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
673 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
675 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
676 (sparc-sun-solaris2*): Likewise.
678 2008-06-09 Arnaud Charlet <charlet@adacore.com
680 * doc/install.texi: Update requirements to build the Ada compiler.
682 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
684 * df-scan.c (struct df_scan_problem_data): Remove the
685 mw_link_pool alloc pool.
686 (df_scan_free_internal): Don't free it.
687 (df_scan_alloc): Don't allocate it.
688 * df.h (struct df_link): Update comment.
690 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
692 * except.h: Correct checks for when SJLJ exceptions must be used.
694 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
696 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
699 2008-06-08 Joseph Myers <joseph@codesourcery.com>
701 PR tree-optimization/36218
702 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
703 configure for the build system.
704 (BUILD_LDFLAGS): Define.
705 * configure: Regenerate.
706 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
708 2008-07-08 Anatoly Sokolov <aesok@post.ru>
711 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
712 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
713 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
715 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
717 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
719 2008-06-07 Joseph Myers <joseph@codesourcery.com>
721 * config.gcc (Obsolete configurations): Remove list of
723 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
724 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
725 targets matched by those patterns.
726 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
727 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
728 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
729 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
730 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
731 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
732 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
733 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
734 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
735 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
736 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
737 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
738 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
739 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
740 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
741 Make code for Solaris 7 and greater unconditional for Solaris.
742 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
743 Remove --with-* handling.
744 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
745 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
746 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
747 LINK_OS_WINDISS_SPEC): Remove.
748 * config/rs6000/sysv4.opt (mwindiss): Remove.
749 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
750 * configure: Regenerate.
751 * doc/cpp.texi: Don't mention BeOS.
752 * doc/extend.texi (interrupt): Don't mention MS1.
753 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
754 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
755 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
756 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
757 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
759 * doc/invoke.texi (MT Options): Remove.
761 (CRIS Options): Remove cris-axis-aout references.
762 (HPPA Options): Don't mention hppa1.1-*-pro.
763 * doc/md.texi: (MorphoTech family): Remove.
764 * libgcc2.c: Don't handle UWIN.
765 * config/alpha/t-unicosmk: Remove.
766 * config/alpha/unicosmk.h: Remove.
767 * config/arm/kaos-arm.h: Remove.
768 * config/arm/kaos-strongarm.h: Remove.
769 * config/arm/strongarm-coff.h: Remove.
770 * config/arm/strongarm-elf.h: Remove.
771 * config/arm/strongarm-pe.h: Remove.
772 * config/arm/t-strongarm-pe: Remove.
773 * config/arm/t-xscale-coff: Remove.
774 * config/arm/t-xscale-elf: Remove.
775 * config/arm/xscale-coff.h: Remove.
776 * config/arm/xscale-elf.h: Remove.
777 * config/chorus.h: Remove.
778 * config/cris/aout.h: Remove.
779 * config/cris/aout.opt: Remove.
780 * config/cris/t-aout: Remove.
781 * config/i386/beos-elf.h: Remove.
782 * config/i386/kaos-i386.h: Remove.
783 * config/i386/ptx4-i.h: Remove.
784 * config/i386/sco5.h: Remove.
785 * config/i386/sco5.opt: Remove.
786 * config/i386/sysv4-cpp.h: Remove.
787 * config/i386/sysv5.h: Remove.
788 * config/i386/t-beos: Remove.
789 * config/i386/t-sco5: Remove.
790 * config/i386/t-uwin: Remove.
791 * config/i386/uwin.asm: Remove.
792 * config/i386/uwin.h: Remove.
793 * config/kaos.h: Remove.
794 * config/mips/windiss.h: Remove.
795 * config/mt: Remove directory.
796 * config/pa/pa-osf.h: Remove.
797 * config/pa/pa-pro-end.h: Remove.
798 * config/pa/t-pro: Remove.
799 * config/ptx4.h: Remove.
800 * config/rs6000/beos.h: Remove.
801 * config/rs6000/kaos-ppc.h: Remove.
802 * config/rs6000/t-beos: Remove.
803 * config/rs6000/windiss.h: Remove.
804 * config/sh/kaos-sh.h: Remove.
805 * config/sol2-6.h: Remove.
806 * config/sparc/sol26-sld.h: Remove.
807 * config/sparc/sysv4-only.h: Remove.
808 * config/vax/bsd.h: Remove.
809 * config/vax/t-memfuncs: Remove.
810 * config/vax/ultrix.h: Remove.
811 * config/vax/vaxv.h: Remove.
812 * config/windiss.h: Remove.
814 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
816 PR rtl-optimization/36438
817 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
818 for vector shifts with constant scalar shift operands.
820 2008-06-06 Sandip Matte <sandip@rmicorp.com>
822 * doc/invoke.texi: Document -march=xlr.
823 * config/mips/xlr.md: New file.
824 * config/mips/mips.md: Include it.
826 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
827 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
828 (mips_rtx_cost_data): Likewise.
830 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
832 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
833 PRE_INC and PRE_DEC cases.
835 2008-06-06 Jakub Jelinek <jakub@redhat.com>
837 PR rtl-optimization/36419
838 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
839 the emitting jump insn.
842 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
843 is not bool, boolify the whole *expr_p and convert to the desired type.
845 2008-06-06 Jakub Jelinek <jakub@redhat.com>
847 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
848 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
849 Add omp_private_outer_ref hook, add another argument to
850 omp_clause_default_ctor hook.
851 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
852 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
853 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
854 hook_tree_tree_tree_tree_null.
855 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
856 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
857 * hooks.c (hook_tree_tree_tree_tree_null): New function.
858 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
859 * tree.def (OMP_TASK): New tree code.
860 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
861 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
862 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
863 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
864 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
865 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
866 OMP_CLAUSE_COLLAPSE_EXPR): Define.
867 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
868 (OMP_DIRECTIVE_P): Add OMP_TASK.
869 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
870 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
871 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
872 and OMP_CLAUSE_UNTIED entries.
873 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
875 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
876 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
877 * tree-pretty-print.c (dump_omp_clause): Handle
878 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
879 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
880 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
881 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
882 warning about unsigned iterators. Change decl/init/cond/incr
883 arguments to TREE_VECs, check arguments for all collapsed loops.
884 (c_finish_omp_taskwait): New function.
885 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
887 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
888 default_function_array_conversion on init. Add par_clauses argument.
889 If decl is present in parallel's lastprivate clause, change it to
890 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
891 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
892 collapse count in clauses.
893 (c_parser_omp_for, c_parser_omp_parallel): Adjust
894 c_parser_omp_for_loop callers.
895 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
896 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
897 (c_parser_omp_clause_name): Handle collapse and untied clauses.
898 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
900 (c_parser_omp_clause_schedule): Handle schedule(auto).
901 Include correct location in the error message.
902 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
903 and PRAGMA_OMP_CLAUSE_UNTIED.
904 (OMP_TASK_CLAUSE_MASK): Define.
905 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
906 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
907 * tree-nested.c (convert_nonlocal_omp_clauses,
908 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
909 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
910 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
911 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
913 (conver_nonlocal_reference, convert_local_reference,
914 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
915 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
916 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
917 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
918 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
919 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
920 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
921 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
922 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
924 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
925 * c-common.h (c_finish_omp_taskwait): New prototype.
926 * gimple-low.c (lower_stmt): Handle OMP_TASK.
927 * tree-parloops.c (create_parallel_loop): Create 1 entry
928 vectors for OMP_FOR_{INIT,COND,INCR}.
929 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
930 (make_edges): Handle OMP_TASK.
931 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
932 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
933 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
934 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
935 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
936 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
937 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
938 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
939 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
940 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
941 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
942 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
943 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
944 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
945 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
946 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
947 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
948 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
949 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
950 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
951 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
952 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
953 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
954 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
955 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
956 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
957 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
958 original iterator is present in lastprivate clause or if
959 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
960 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
961 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
962 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
963 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
964 if it is set, lookup var in outer contexts too. Handle
965 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
966 to be implicitly determined firstprivate for task regions.
967 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
968 if it is set, lookup var in outer contexts too. Set
969 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
970 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
971 OMP_CLAUSE_UNTIED. Take region_type as last argument
972 instead of in_parallel and in_combined_parallel.
973 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
975 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
976 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
977 (new_omp_context): Set default_kind to
978 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
979 (omp_region_type): New enum.
980 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
981 fields, add region_type.
982 (new_omp_context): Take region_type as argument instead of is_parallel
983 and is_combined_parallel.
984 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
985 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
986 ctx->is_combined_parallel checks.
987 (gimplify_omp_task): New function.
988 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
990 * omp-low.c (extract_omp_for_data): Use schedule(static)
991 for schedule(auto). Handle pointer and unsigned iterators.
992 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
993 Add loops argument. Extract data for collapsed OMP_FOR loops.
994 (expand_parallel_call): Assert sched_kind isn't auto,
995 map runtime schedule to index 3.
996 (struct omp_for_data_loop): New type.
997 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
998 Add loop, loops, collapse and iter_type fields.
999 (workshare_safe_to_combine_p): Disallow combined for if
1000 iter_type is unsigned long long. Don't combine collapse > 1 loops
1001 unless all bounds and steps are constant. Adjust extract_omp_for_data
1003 (expand_omp_for_generic): Handle pointer, unsigned and long long
1004 iterators. Handle collapsed OMP_FOR loops. Adjust
1005 for struct omp_for_data changes. If libgomp function doesn't return
1006 boolean_type_node, add comparison of the return value with 0.
1007 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
1008 pointer, unsigned and long long iterators. Adjust for struct
1009 omp_for_data changes.
1010 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
1011 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
1012 unsigned long long. Allocate loops array, pass it to
1013 extract_omp_for_data. For collapse > 1 loops use always
1014 expand_omp_for_generic.
1015 (omp_context): Add sfield_map and srecord_type fields.
1016 (is_task_ctx, lookup_sfield): New functions.
1017 (use_pointer_for_field): Use is_task_ctx helper. Change first
1018 argument's type from const_tree to tree. Clarify comment.
1019 In OMP_TASK disallow copy-in/out sharing.
1020 (build_sender_ref): Call lookup_sfield instead of lookup_field.
1021 (install_var_field): Add mask argument. Populate both record_type
1022 and srecord_type if needed.
1023 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
1025 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
1026 and DECL_FIELD_OFFSET.
1027 (scan_sharing_clauses): Adjust install_var_field callers. For
1028 firstprivate clauses on explicit tasks allocate the var by value in
1029 record_type unconditionally, rather than by reference.
1030 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
1031 Use is_taskreg_ctx instead of is_parallel_ctx.
1032 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1033 (create_omp_child_function_name): Add task_copy argument, use
1034 *_omp_cpyfn* names if it is true.
1035 (create_omp_child_function): Add task_copy argument, if true create
1036 *_omp_cpyfn* helper function.
1037 (scan_omp_parallel): Adjust create_omp_child_function callers.
1038 Rename parallel_nesting_level to taskreg_nesting_level.
1039 (scan_omp_task): New function.
1040 (lower_rec_input_clauses): Don't run constructors for firstprivate
1041 explicit task vars which are initialized by *_omp_cpyfn*.
1042 Pass outer var ref to omp_clause_default_ctor hook if
1043 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
1044 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
1045 OMP_CLAUSE_REDUCTION_INIT.
1046 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
1047 avoid duplicate setting of fields. Handle
1048 OMP_CLAUSE_PRIVATE_OUTER_REF.
1049 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
1050 copy-out if TREE_READONLY, only copy-in.
1051 (expand_task_copyfn): New function.
1052 (expand_task_call): New function.
1053 (struct omp_taskcopy_context): New type.
1054 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
1056 (lower_omp_parallel): Rename to...
1057 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1058 Call create_task_copyfn if srecord_type is needed. Adjust
1060 (task_shared_vars): New variable.
1061 (check_omp_nesting_restrictions): Warn if work-sharing,
1062 barrier, master or ordered region is closely nested inside OMP_TASK.
1063 Add warnings for barrier if closely nested inside of work-sharing,
1064 ordered, or master region.
1065 (scan_omp_1): Call check_omp_nesting_restrictions even for
1066 GOMP_barrier calls. Rename parallel_nesting_level to
1067 taskreg_nesting_level. Handle OMP_TASK.
1068 (lower_lastprivate_clauses): Even if some lastprivate is found on a
1069 work-sharing construct, continue looking for them on parent parallel
1071 (lower_omp_for_lastprivate): Add lastprivate clauses
1072 to the beginning of dlist rather than end. Adjust for struct
1073 omp_for_data changes.
1074 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
1075 not after it. Handle collapsed OMP_FOR loops, adjust for
1076 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
1077 (get_ws_args_for): Adjust extract_omp_for_data caller.
1078 (scan_omp_for): Handle collapsed OMP_FOR
1079 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
1080 (lower_omp_single_simple): If libgomp function doesn't return
1081 boolean_type_node, add comparison of the return value with 0.
1082 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
1083 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
1084 (parallel_nesting_level): Rename to...
1085 (taskreg_nesting_level): ... this.
1086 (is_taskreg_ctx): New function.
1087 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
1089 (execute_lower_omp): Rename parallel_nesting_level to
1090 taskreg_nesting_level.
1091 (expand_omp_parallel): Rename to...
1092 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
1093 Call omp_task_call for OMP_TASK regions.
1094 (expand_omp): Adjust caller, handle OMP_TASK.
1095 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
1097 * bitmap.c (bitmap_default_obstack_depth): New variable.
1098 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
1099 if argument is NULL and bitmap_default_obstack is already initialized.
1100 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
1102 * matrix-reorg.c (matrix_reorg): Likewise.
1104 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1106 * config/i386/i386.md (*indirect_jump): Macroize using P
1107 mode iterator. Remove !TARGET_64BIT from insn constraints.
1108 (*tablejump_1): Ditto.
1109 (*indirect_jump_rex64): Remove insn pattern.
1110 (*tablejump_1_rex64): Ditto.
1111 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
1112 and eh_return_si insn patterns.
1114 2008-06-06 Richard Guenther <rguenther@suse.de>
1116 * tree-ssa-structalias.c (merge_smts_into): Remove.
1117 (find_what_p_points_to): Do not bother to compute the
1118 points-to set for pt_anything pointers.
1119 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
1120 for pt_anything pointers is ok.
1122 2008-06-06 Jan Hubicka <jh@suse.cz>
1124 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
1126 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1128 * cgraph.c: Fix typos in comments.
1129 (cgraph_availability_names): Fix string typo.
1130 * fold-const.c: Fix typos in comments.
1131 (fold_binary): Fix typo in warning.
1132 * genautomata.c: Fix typos in comments.
1133 (check_presence_pattern_sets): Fix typo in local variable.
1134 (output_description): Fix typo in output.
1135 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
1136 * hwint.h: Likewise.
1137 * matrix-reorg.c (check_allocation_function): Likewise.
1138 * omega.c (smooth_weird_equations): Likewise.
1139 * auto-inc-dec.c: Fix typos in comments.
1140 * bb-reorder.c: Likewise.
1141 * builtins.c: Likewise.
1142 * c-common.c: Likewise.
1143 * c-cppbuiltin.c: Likewise.
1144 * c-parser.c: Likewise.
1145 * c-pretty-print.c: Likewise.
1146 * cfgcleanup.c: Likewise.
1147 * cfgexpand.c: Likewise.
1148 * cfghooks.c: Likewise.
1149 * cfglayout.c: Likewise.
1150 * cfgloopmanip.c: Likewise.
1151 * cgraphunit.c: Likewise.
1152 * coverage.c: Likewise.
1153 * dbxout.c: Likewise.
1154 * df-byte-scan.c: Likewise.
1155 * df-core.c: Likewise.
1156 * df-problems.c: Likewise.
1157 * df-scan.c: Likewise.
1159 * dominance.c: Likewise.
1160 * domwalk.c: Likewise.
1162 * dwarf2out.c: Likewise.
1163 * emit-rtl.c: Likewise.
1164 * et-forest.c: Likewise.
1165 * function.c: Likewise.
1166 * function.h: Likewise.
1168 * gcov-io.c: Likewise.
1171 * genattrtab.c: Likewise.
1172 * ggc-page.c: Likewise.
1173 * gimplify.c: Likewise.
1174 * gthr-lynx.h: Likewise.
1175 * haifa-sched.c: Likewise.
1176 * ipa-cp.c: Likewise.
1177 * ipa-inline.c: Likewise.
1178 * ipa-prop.h: Likewise.
1179 * ipa-pure-const.c: Likewise.
1180 * ipa-struct-reorg.c: Likewise.
1181 * ipa-struct-reorg.h: Likewise.
1182 * ipa-type-escape.c: Likewise.
1184 * loop-doloop.c: Likewise.
1185 * mips-tfile.c: Likewise.
1186 * mkmap-flat.awk: Likewise.
1187 * mkmap-symver.awk: Likewise.
1188 * modulo-sched.c: Likewise.
1189 * omp-low.c: Likewise.
1190 * optabs.c: Likewise.
1191 * optabs.h: Likewise.
1193 * passes.c: Likewise.
1194 * postreload-gcse.c: Likewise.
1195 * postreload.c: Likewise.
1196 * predict.c: Likewise.
1197 * pretty-print.h: Likewise.
1198 * profile.c: Likewise.
1199 * protoize.c: Likewise.
1200 * ra-conflict.c: Likewise.
1202 * recog.c: Likewise.
1203 * regclass.c: Likewise.
1205 * reload.c: Likewise.
1206 * rtl-error.c: Likewise.
1207 * rtlanal.c: Likewise.
1209 * sched-rgn.c: Likewise.
1212 * target.h: Likewise.
1213 * tree-dfa.c: Likewise.
1214 * tree-eh.c: Likewise.
1215 * tree-flow-inline.h: Likewise.
1216 * tree-inline.c: Likewise.
1217 * tree-into-ssa.c: Likewise.
1218 * tree-loop-distribution.c: Likewise.
1219 * tree-nested.c: Likewise.
1220 * tree-parloops.c: Likewise.
1221 * tree-pass.h: Likewise.
1222 * tree-pretty-print.c: Likewise.
1223 * tree-profile.c: Likewise.
1224 * tree-scalar-evolution.c: Likewise.
1225 * tree-sra.c: Likewise.
1226 * tree-ssa-alias-warnings.c: Likewise.
1227 * tree-ssa-ccp.c: Likewise.
1228 * tree-ssa-coalesce.c: Likewise.
1229 * tree-ssa-dom.c: Likewise.
1230 * tree-ssa-dse.c: Likewise.
1231 * tree-ssa-forwprop.c: Likewise.
1232 * tree-ssa-live.c: Likewise.
1233 * tree-ssa-live.h: Likewise.
1234 * tree-ssa-loop-im.c: Likewise.
1235 * tree-ssa-loop-ivopts.c: Likewise.
1236 * tree-ssa-loop-niter.c: Likewise.
1237 * tree-ssa-loop-prefetch.c: Likewise.
1238 * tree-ssa-phiopt.c: Likewise.
1239 * tree-ssa-phiprop.c: Likewise.
1240 * tree-ssa-sccvn.c: Likewise.
1241 * tree-ssa-ter.c: Likewise.
1242 * tree-ssa-threadupdate.c: Likewise.
1243 * tree-ssa.c: Likewise.
1244 * tree-vect-analyze.c: Likewise.
1245 * tree-vect-transform.c: Likewise.
1246 * tree-vectorizer.c: Likewise.
1247 * tree-vn.c: Likewise.
1248 * tree-vrp.c: Likewise.
1250 * tree.def: Likewise.
1252 * unwind-dw2-fde.c: Likewise.
1253 * unwind.inc: Likewise.
1254 * value-prof.c: Likewise.
1255 * vmsdbgout.c: Likewise.
1257 2008-06-05 David Edelsohn <edelsohn@gnu.org>
1259 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
1260 always place FP constants in the TOC for TARGET_POWERPC64.
1261 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
1263 2008-06-05 Joseph Myers <joseph@codesourcery.com>
1265 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
1266 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
1267 enable for TARGET_E500_DOUBLE.
1268 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
1269 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
1270 floating-point modes like integer modes for E500 double.
1271 (rs6000_legitimate_offset_address_p): Likewise.
1272 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
1273 addressing for DDmode for E500 double.
1274 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
1275 modes as using 64-bits of registers for E500 double.
1276 (spe_build_register_parallel): Do not handle DDmode or TDmode.
1277 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
1278 specially for E500 double.
1279 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
1280 TDmode for E500 double.
1281 (rs6000_gimplify_va_arg): Only handle SDmode in registers
1282 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
1283 (rs6000_split_multireg_move): Do not handle TDmode specially for
1285 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
1286 using 64-bit registers for E500 double.
1287 (emit_frame_save): Do not handle DDmode specially for E500 double.
1288 (gen_frame_mem_offset): Likewise.
1289 (rs6000_function_value): Do not call spe_build_register_parallel
1290 for DDmode or TDmode.
1291 (rs6000_libcall_value): Likewise.
1292 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
1293 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
1296 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
1298 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
1301 2008-06-04 Junjie Gu <jgu@tensilica.com>
1303 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
1304 comparison for frame pointers.
1306 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
1309 * config/avr/avr.h (PUSH_ROUNDING): Remove.
1311 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
1314 * builtins.c (expand_builtin_signbit): Don't take lowpart when
1315 register is already smaller or equal to required mode.
1317 2008-06-04 Xinliang David Li <davidxl@google.com>
1319 * tree-call-cdce.c: New file.
1320 (cond_dead_built_in_calls): New static variable.
1321 (input_domain): New struct.
1322 (check_pow): New function.
1323 (check_builtin_call): Ditto.
1324 (check_target_format): Ditto.
1325 (is_call_dce_candidate): Ditto.
1326 (gen_one_condition): Ditto.
1327 (gen_conditions_for_domain): Ditto.
1328 (get_domain): Ditto.
1329 (gen_conditions_for_pow_cst_base): Ditto.
1330 (gen_conditions_for_pow_int_base): Ditto.
1331 (gen_conditions_for_pow): Ditto.
1332 (get_no_error_domain): Ditto.
1333 (gen_shrink_wrap_conditions): Ditto.
1334 (shrink_wrap_one_built_in_call): Ditto.
1335 (shink_wrap_conditional_dead_built_in_calls): Ditto.
1336 (tree_call_cdce): Ditto.
1337 (gate_call_cdce): Ditto.
1338 (pass_call_cdce): New gimple pass.
1339 * passes.c: (init_optimization_passes): New pass.
1340 * tree-pass.h: New pass declaration.
1341 * opts.c (decode_options): New flag setting.
1342 * common.opt: Add -ftree-builtin-call-dce flag.
1343 * Makefile.in: Add new source file.
1344 * tempvar.def: New tv_id.
1345 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
1347 2008-06-04 Richard Guenther <rguenther@suse.de>
1349 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
1350 (is_call_clobbered): Always check var_ann->call_clobbered.
1351 (mark_call_clobbered): Always set var_ann->call_clobbered.
1352 (clear_call_clobbered): Always clear var_ann->call_clobbered.
1353 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
1354 (reset_alias_info): Clear call clobbering info on MTAGs and
1356 (set_pt_anything): Set pt_global_mem.
1357 (create_tag_raw): Adjust comment.
1358 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
1360 2008-06-04 Joseph Myers <joseph@codesourcery.com>
1361 Maxim Kuvyrkov <maxim@codesourcery.com>
1363 * config/m68k/m68k.opt (mxgot): New option.
1364 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
1365 (m68k_output_addr_const_extra): New.
1366 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
1367 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
1368 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
1369 * doc/invoke.texi (M680x0 Options): Document -mxgot.
1371 2008-06-04 Richard Guenther <rguenther@suse.de>
1373 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
1374 negative or non-representable offsets.
1376 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
1378 * config/i386/i386.c (ix86_gen_leave): New.
1379 (ix86_gen_pop1): Likewise.
1380 (ix86_gen_add3): Likewise.
1381 (ix86_gen_sub3): Likewise.
1382 (ix86_gen_sub3_carry): Likewise.
1383 (ix86_gen_one_cmpl2): Likewise.
1384 (ix86_gen_monitor): Likewise.
1385 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
1386 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1387 ix86_gen_one_cmpl2 and ix86_gen_monitor.
1388 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
1389 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
1390 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
1391 (ix86_expand_epilogue): Updated.
1392 (print_operand): Handle integer register operand for 'z'.
1393 (ix86_expand_strlensi_unroll_1): Likewise.
1394 (ix86_expand_strlen): Likewise.
1395 (ix86_expand_builtin): Likewise.
1396 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
1397 mov{q}/mov{l} and add{q}/add{l}.
1399 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1401 * config/i386/i386.md (P): New mode iterator.
1402 (SFmode push_operand splitter): Macroize DImode and SImode pushes
1403 using P mode iterator.
1404 (DFmode push_operand splitter): Ditto.
1405 (XFmode push_operand splitter): Ditto.
1406 (DFmode float_extend SFmode push_operand splitter): Ditto.
1407 (XFmode float_extend SFmode push_operand splitter): Do not generate
1408 SImode pushes for 64bit target. Macroize Dimode and SImode
1409 pushes using P mode iterator.
1410 (XFmode float_extend DFmode push_operand splitter): Ditto.
1412 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1414 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
1415 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
1416 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
1418 (ix86_call_abi_override): Remove check for call_used_regs.
1420 2008-06-03 Richard Guenther <rguenther@suse.de>
1422 * tree-ssa-structalias.c (find_func_aliases): Add constraints
1423 for the lhs of calls if the return type contains pointers.
1425 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1427 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
1428 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
1429 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
1430 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
1431 of cfun and DEFAULT_ABI to deceide abi mode.
1433 (REG_PARM_STACK_SPACE): Removed.
1434 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
1435 (STACK_BOUNDARY): Use default target to deceide stack boundary.
1436 * config/i386/i386-protos.h (ix86_cfun_abi): New.
1437 (ix86_function_abi): Likewise.
1438 (ix86_function_type_abi): Likewise.
1439 (ix86_call_abi_override): Likewise.
1440 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
1441 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
1442 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
1443 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
1445 (X86_64_REGPARM_MAX): New.
1446 (X86_64_SSE_REGPARM_MAX): New.
1447 (X64_REGPARM_MAX): New.
1448 (X64_SSE_REGPARM_MAX): New.
1449 (X86_32_REGPARM_MAX): New.
1450 (X86_32_SSE_REGPARM_MAX): New.
1451 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
1452 (ix86_function_regparm): Handle user calling abi.
1453 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
1454 by DEFAULT_ABI versus SYSV_ABI check.
1455 (ix86_reg_parm_stack_space): New.
1456 (ix86_function_type_abi): New.
1457 (ix86_call_abi_override): New.
1458 (ix86_function_abi): New.
1459 (ix86_cfun_abi): New.
1460 (init_cumulative_args): Call abi specific initialization.
1461 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
1462 (function_arg_64): Extend SSE_REGPARM_MAX check.
1463 (function_arg (): Remove TARGET_64BIT_MS_ABI.
1464 (ix86_pass_by_reference): Likewise.
1465 (ix86_function_value_regno_p): Likewise.
1466 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
1467 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
1468 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
1469 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
1470 (setup_incoming_varargs_64): Adjust regparm for call abi.
1471 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
1472 (ix86_va_start): Likewise.
1473 (ix86_gimplify_va_arg): Likewise.
1474 (ix86_expand_prologue): Likewise.
1475 (output_pic_addr_const): Likewise.
1476 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
1477 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
1478 (x86_output_mi_thunk): Likewise.
1479 (x86_function_profiler): Likewise.
1480 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
1481 (SYSV_ABI, MS_ABI): New constants.
1483 (init_regs): Add prototype of function in regclass.c file.
1484 (OVERRIDE_ABI_FORMAT): New.
1485 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
1486 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
1487 (OUTGOING_REG_PARM_STACK_SPACE): New.
1488 (ix86_reg_parm_stack_space): New prototype.
1489 (CUMULATIVE_ARGS): Add call_abi member.
1490 (machine_function): Add call_abi member.
1491 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
1492 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
1494 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
1497 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
1498 (avr_builtin_setjmp_frame_value): New function.
1499 * config/avr/avr.md (nonlocal_goto_receiver): Define.
1500 (nonlocal_goto): Define.
1502 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
1504 * config/mips/mips.c (mips_emit_loadgp): Return early if
1505 there is nothing do to, otherwise emit a blockage if
1506 !TARGET_EXPLICIT_RELOCS || crtl->profile.
1507 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
1509 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1511 * configure.ac: Drop unneeded backslash ending up in config.in.
1512 * acinclude.m4: Likewise.
1513 * config.in: Regenerate.
1515 2008-05-26 Jan Hubicka <jh@suse.cz>
1517 * predict.c (maybe_hot_frequency_p): Break out of...
1518 (maybe_hot_bb_p): ... here.
1519 (maybe_hot_edge_p): New.
1520 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
1521 * basic-block.h (maybe_hot_edge_p): Declare.
1523 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1525 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
1526 (*cmpfp_<mode>_cc): Ditto.
1527 (*fp_jcc_8<mode>_387): Ditto.
1528 (*fop_<MODEF:mode>_2_i387): Ditto.
1529 (*fop_<MODEF:mode>_3_i387): Ditto.
1530 (*fop_xf_2_i387): Ditto.
1531 (*fop_xf_3_i387): Ditto.
1533 2008-06-02 Tomas Bily <tbily@suse.cz>
1535 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
1537 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1539 * config/mips/mips.c (mips_valid_offset_p): New function.
1540 (mips_valid_lo_sum_p): Likewise.
1541 (mips_classify_address): Use them.
1542 (mips_force_address): New function.
1543 (mips_legitimize_address): Use it.
1544 * config/mips/mips.md (MOVE128): New mode iterator.
1545 (movtf): Require TARGET_64BIT. Remove empty strings.
1546 (*movtf_internal): Rename to...
1547 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
1548 of "R" and use {,fp}{load,store} attributes instead of "multi".
1549 Use a separate define_split.
1550 (*movtf_mips16): New pattern.
1552 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1554 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
1555 * config/mips/mips.c (mips_expand_before_return): New function.
1556 (mips_expand_epilogue): Call it.
1557 * config/mips/mips.md (return): Turn into a define_expand.
1558 (*return): New insn.
1560 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1562 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
1563 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
1564 functions. Do not emit uses and clobbers of CONCATs; individually
1565 use and clobber their operands.
1566 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
1567 gen_clobber, emit_use and gen_use.
1568 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
1569 (expand_builtin_return): Likewise.
1570 * cfgbuild.c (count_basic_blocks): Likewise.
1571 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
1572 * explow.c (emit_stack_restore): Likewise.
1573 * expmed.c (extract_bit_field_1): Likewise.
1574 * expr.c (convert_move, emit_move_complex_parts): Likewise.
1575 (emit_move_multi_word, store_constructor): Likewise.
1576 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
1577 (thread_prologue_and_epilogue_insns): Likewise.
1578 * lower-subreg.c (resolve_simple_move): Likewise.
1579 * optabs.c (widen_operand, expand_binop): Likewise.
1580 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
1581 * reload.c (find_reloads): Likewise.
1582 * reload1.c (eliminate_regs_in_insn): Likewise.
1583 * stmt.c (expand_nl_goto_receiver): Likewise.
1584 * config/alpha/alpha.md (builtin_longjmp): Likewise.
1585 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1586 * config/arm/arm.c (arm_load_pic_register): Likewise.
1587 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
1588 * config/arm/arm.md (untyped_return): Likewise.
1589 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
1590 * config/avr/avr.c (expand_prologue): Likewise.
1591 * config/bfin/bfin.c (do_unlink): Likewise.
1592 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
1593 * config/cris/cris.c (cris_expand_prologue): Likewise.
1594 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1595 (machopic_legitimize_pic_address): Likewise.
1596 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
1597 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
1598 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
1599 (ix86_expand_convert_uns_didf_sse): Likewise.
1600 (ix86_expand_vector_init_general): Likewise.
1601 * config/ia64/ia64.md (eh_epilogue): Likewise.
1602 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
1603 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
1604 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
1605 (config/iq2000/iq2000.c): Likewise.
1606 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1607 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
1608 (builtin_longjmp): Likewise.
1609 * config/mn10300/mn10300.md (call, call_value): Likewise.
1610 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
1611 * config/pdp11/pdp11.md (abshi2): Likewise.
1612 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1613 * config/s390/s390.c (s390_emit_prologue): Likewise.
1614 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
1615 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
1616 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
1617 * config/sh/sh.c (prepare_move_operands): Likewise.
1618 (output_stack_adjust, sh_expand_epilogue): Likewise.
1619 (sh_set_return_address, sh_expand_t_scc): Likewise.
1620 * config/sparc/sparc.c (load_pic_register): Likewise.
1621 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
1622 * config/spu/spu.c (spu_expand_epilogue): Likewise.
1623 * config/v850/v850.c (expand_epilogue): Likewise.
1625 2008-05-31 Anatoly Sokolov <aesok@post.ru>
1627 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
1628 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
1629 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
1630 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
1631 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
1632 stack pointer register.
1633 (output_movhi): Remove code for interrupt specific writing to the
1634 stack pointer register.
1636 2008-05-31 Richard Guenther <rguenther@suse.de>
1638 PR tree-optimization/34244
1639 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
1640 (tree_expr_nonzero_warnv_p): Likewise.
1641 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1642 ssa_name_nonnegative_p.
1643 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
1644 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
1645 not tree_expr_nonzero_warnv_p.
1647 PR tree-optimization/36262
1649 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
1651 PR tree-optimization/34244
1652 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
1653 (record_numbers_of_iterations): New function.
1654 (execute_vrp): Cache the numbers of iterations of loops.
1655 * tree-scalar-evolution.c (scev_reset_except_niters):
1657 (scev_reset): Use scev_reset_except_niters.
1658 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
1660 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
1662 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1663 __WORKAROUND_RETS when appropriate.
1665 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1667 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
1668 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
1670 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
1671 *fop_df_comm_sse insn patterns using MODEF mode iterator.
1672 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
1673 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
1674 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
1675 *fop_df_1_mixed insn patterns using MODEF mode iterator.
1676 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
1677 *fop_df_1_sse insn patterns using MODEF mode iterator.
1678 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
1679 *fop_df_1_i387 insn patterns using MODEF mode iterator.
1680 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
1681 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
1682 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
1683 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
1684 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
1685 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
1686 (*fop_xf_4_i387): Use <MODE> for mode attribute.
1687 (*fop_xf_5_i387): Ditto.
1688 (*fop_xf_6_i387): Ditto.
1690 2008-05-30 Richard Guenther <rguenther@suse.de>
1692 * builtins.c (build_string_literal): Avoid generating
1693 a non-gimple_val result.
1695 2008-05-30 DJ Delorie <dj@redhat.com>
1697 * exec-tool.in: Use an environment variable (private) instead of a
1698 file (shared) as a semaphore, so as to not break parallel builds.
1700 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1702 * optabs.c (maybe_encapsulate_block): Remove.
1703 (emit_libcall_block): Adjust accordingly.
1704 * optabs.h (maybe_encapsulate_block): Remove prototype.
1706 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
1707 Don't use maybe_encapsulate_block.
1709 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1711 * config/rs6000/rs6000.c (rs6000_legitimize_address,
1712 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
1713 rtx is a SYMBOL_REF before calling get_pool_constant.
1715 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
1717 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
1719 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
1721 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
1722 rather than OS names to choose INO_T_EQ definition.
1723 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
1724 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
1726 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
1729 * config/darwin-f.c: New.
1730 * config/t-darwin: Added rule to build darwin-f.o.
1731 * config.gcc: Defined new variable, fortran_target_objs.
1732 (*-*-darwin*): Set fortran_target_objs.
1733 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
1734 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
1735 * configure: Regenerated.
1737 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
1740 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
1741 canonical type if needed.
1743 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
1745 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
1747 2008-05-29 Richard Guenther <rguenther@suse.de>
1749 PR tree-optimization/36343
1750 PR tree-optimization/36346
1751 PR tree-optimization/36347
1752 * tree-flow.h (clobber_what_p_points_to): Declare.
1753 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
1754 pointed-to variable is dereferenced is irrelevant to whether
1755 the pointer can access the pointed-to variable.
1756 (clobber_what_p_points_to): New function.
1757 * tree-ssa-alias.c (set_initial_properties): Use it.
1758 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
1759 call clobber check for NMTs.
1761 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1763 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
1764 for printing gcov_type.
1766 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1768 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
1769 and the eh region information.
1770 * value-prof.c (gimple_move_stmt_histograms): New function.
1771 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
1773 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
1775 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
1777 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1779 * value-prof.c (tree_ic_transform): Print counts.
1780 * tree-profile.c (tree_gen_ic_func_profiler):
1781 Clear __gcov_indreict_call_callee variable to avoid misattribution
1784 2008-05-28 Rafael Espindola <espindola@google.com>
1786 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
1789 2008-05-28 Richard Guenther <rguenther@suse.de>
1791 PR tree-optimization/36339
1792 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
1793 and clobbering code out of the loop.
1795 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1797 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
1800 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
1801 s390_contiguous_bitmask_p, s390_symref_operand_p,
1802 s390_check_symref_alignment, s390_reload_larl_operand,
1803 s390_reload_symref_address): New functions.
1804 (s390_branch_condition_mnemonic): Support compare and branch
1806 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
1807 and 'W' constraints.
1808 (s390_secondary_reload): Add secondary reloads for unaligned
1809 symbol refs or symbol refs to floating point or QI/TI mode
1811 (legitimate_address_p): Accept symbol references as addresses.
1812 (s390_expand_insv): Use rotate and insert selected bits
1813 instruction for insv when building for z10.
1814 (print_operand_address): Handle symbol ref addresses.
1815 (print_operand): Output modifier 'c' added for signed byte values.
1816 (s390_encode_section_info): Mark symbol refs with
1817 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
1819 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
1820 (length attribute): RRF, RRR have 4 byte length.
1821 (FPALL, INTALL): New mode iterators added.
1822 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
1823 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
1824 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
1825 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
1826 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
1827 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
1828 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
1829 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
1831 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
1832 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
1833 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
1834 reload<INTALL:mode><P:mode>_toreg_z10,
1835 reload<FPALL:mode><P:mode>_tomem_z10,
1836 reload<FPALL:mode><P:mode>_toreg_z10,
1837 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
1838 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
1839 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
1840 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
1842 (movmem, clrmem, cmpmem): New splitters added.
1844 * config/s390/predicates.md (larl_operand): Use
1845 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
1846 SYMBOL_REF_ALIGN1_P.
1847 (s390_signed_integer_comparison,
1848 s390_unsigned_integer_comparison): New predicates.
1850 * config/s390/s390-protos.h (s390_check_symref_alignment,
1851 s390_contiguous_bitmask_p, s390_reload_larl_operand,
1852 s390_reload_symref_address,
1853 s390_compare_and_branch_condition_mask): Prototypes added.
1855 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
1856 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
1857 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
1859 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1861 * config/s390/s390.c (z10_cost): New cost function for z10.
1862 (s390_handle_arch_option, override_options): Support -march=z10 switch.
1863 (s390_issue_rate): Adjust issue rate for z10.
1864 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
1865 (processor_flags): Add PF_Z10.
1866 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
1867 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
1868 * gcc/config.gcc: Add z10.
1870 2008-05-28 Richard Guenther <rguenther@suse.de>
1872 PR tree-optimization/36291
1873 * tree-flow. h (struct gimple_df): Remove var_anns member.
1874 * tree-flow-inline.h (gimple_var_anns): Remove.
1875 (var_ann): Simplify.
1876 * tree-dfa.c (create_var_ann): Simplify.
1877 (remove_referenced_var): Clear alias info from var_anns of globals.
1878 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
1879 (delete_tree_ssa): Clear alias info from var_anns of globals.
1880 Do not free var_anns.
1881 (var_ann_eq): Remove.
1882 (var_ann_hash): Likewise.
1884 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
1886 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
1887 and loongson2f entries.
1888 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
1889 * config/mips/mips.h (processor_type): Add Loongson-2E
1890 and Loongson-2F entries.
1891 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
1892 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
1893 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
1894 * doc/invoke.texi (MIPS Options): Document loongson2e
1895 and loongson2f processor names.
1897 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1901 * config/i386/i386.c (ix86_function_arg_boundary): Use
1902 alignment of canonical type.
1903 (ix86_expand_vector_move): Check unaligned memory access for
1906 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1908 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
1909 Moved to the front of file.
1911 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
1912 H.J. Lu <hongjiu.lu@intel.com>
1914 * dwarf2out.c (current_fde): New.
1916 (lookup_cfa:): Likewise.
1917 (dwarf2out_end_epilogue): Likewise.
1918 (dwarf2out_note_section_used): Likewise.
1920 2008-05-27 Michael Matz <matz@suse.de>
1923 * c.opt (Wenum-compare): New warning option.
1924 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
1926 2008-05-27 Michael Matz <matz@suse.de>
1929 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
1931 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
1932 into memory as tail calls.
1934 2008-05-27 Richard Guenther <rguenther@suse.de>
1936 PR tree-optimization/36339
1937 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
1938 pointers cause all addressable variables to be call clobbered.
1940 2008-05-27 Richard Guenther <rguenther@suse.de>
1942 PR tree-optimization/36245
1943 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
1945 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1947 * config/s390/s390.md: Replace all occurences of the 'm'
1948 constraint with 'RT'.
1950 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1952 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
1954 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
1956 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
1957 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
1958 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
1960 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1962 * reload.c: (find_reloads): Skip alternatives according to the
1963 "enabled" attribute. Constify the constraint variable.
1964 * recog.c (get_attr_enabled): Add default implementation.
1965 (extract_insn): Set the alternative_enabled_p array
1966 in the recog_data struct.
1967 (preprocess_constraints, constrain_operands): Skip
1968 alternatives according to the "enabled" attribute
1969 * recog.h (struct recog_data): New field alternative_enabled_p.
1970 (skip_alternative): New inline function.
1971 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
1972 (record_reg_classes): Skip alternative according to the
1973 "enabled" attribute.
1975 * doc/md.texi: Add documention for the "enabled" attribute.
1977 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1979 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
1980 * postreload.c (reload_cse_simplify_operands): Replace 'm'
1981 constraint with TARGET_MEM_CONSTRAINT.
1982 * recog.c (asm_operand_ok, preprocess_constraints,
1983 constrain_operands): Likewise.
1984 * regclass.c (record_reg_classes): Likewise.
1985 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
1986 * reload1.c (maybe_fix_stack_asms): Likewise.
1987 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
1988 * recog.h: Adjust comment.
1989 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
1990 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
1991 * doc/md.texi: Add a note to description of 'm' constraint.
1992 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
1994 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
1996 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
1997 that the bitfield is of integral type before testing its precision.
1999 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2000 Sa Liu <saliu@de.ibm.com>
2002 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
2003 __modti3, __udivti3, __umodti3 and __udivmodti4.
2004 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
2005 that implement TImode mul and div functions.
2006 * config/spu/multi3.c: New. Implement __multi3.
2007 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
2008 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
2011 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
2013 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
2014 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
2015 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
2016 tls_sysv_suffix): New mode and mode attribute iterators.
2017 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
2018 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
2019 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
2020 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
2021 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
2024 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
2026 PR tree-optimization/36329
2027 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
2028 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
2029 * cgraphbuild.c (initialize_inline_failed): Use the latter
2030 macro in lieu of the former.
2031 * ipa-inline.c (cgraph_mark_inline): Likewise.
2032 (cgraph_decide_inlining_of_small_function): Likewise.
2033 (cgraph_decide_inlining): Likewise.
2034 (cgraph_decide_inlining_incrementally): Likewise.
2036 2008-05-26 Tristan Gingold <gingold@adacore.com>
2037 Anatoly Sokolov <aesok@post.ru>
2039 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
2040 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
2041 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
2042 optimization for 'avr6' architecture.
2044 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
2047 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
2049 2008-05-26 Richard Guenther <rguenther@suse.de>
2051 * tree-ssa-sccvn.c (expr_has_constants): Declare.
2052 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
2054 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
2057 * caller-save.c (insert_restore): Verify alignment of spill space.
2058 (insert_save): Likewise.
2059 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
2060 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
2061 (STACK_SLOT_ALIGNMENT): Likewise.
2062 * function.c (LOCAL_ALIGNMENT): Removed.
2063 (get_stack_local_alignment): New.
2064 (assign_stack_local): Use it. Set alignment on stack slot.
2065 (assign_stack_temp_for_type): Use get_stack_local_alignment.
2066 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
2067 (STACK_SLOT_ALIGNMENT): New.
2068 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
2069 stack slot in XFmode.
2071 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
2073 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
2076 * config/i386/i386.md (allocate_stack_worker_64): Make sure
2077 argument operand in rax isn't removed.
2079 2008-05-26 Richard Guenther <rguenther@suse.de>
2082 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
2083 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
2085 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2088 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
2090 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
2092 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
2093 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
2095 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2097 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
2098 build a trampoline if we don't want one.
2099 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
2100 return zero for nested functions if we don't want a trampoline.
2102 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2104 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
2106 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
2109 * c.opt: Removed undocumented option '-lang-fortran'.
2110 * c-common.h: Removed global variable 'lang_fortran'.
2111 * c-opts.c (c_common_handle_option): Removed code to handle
2112 option '-lang-fortran'. Updated includes.
2113 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
2114 definition of '__GFORTRAN__'.
2115 (define__GNUC__): Reimplemented to use BASEVER and
2116 cpp_define_formatted.
2117 (builtin_define_with_value_n): Removed.
2118 * c-incpath.h: Renamed to ...
2119 * incpath.h: ... this.
2120 * c-incpath.c: Renamed to ...
2121 * incpath.c: ... this. Updated includes.
2122 * fix-header.c: Updated includes.
2123 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
2124 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
2125 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
2127 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
2129 * tree.h: Update the table of flags used on tree nodes.
2130 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
2131 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
2132 (FORCED_LABEL): Add access check.
2133 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
2134 (ASM_INPUT_P): Likewise.
2135 (ASM_VOLATILE_P): Likewise.
2136 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
2137 (OMP_SECTION_LAST): Access private_flag directly.
2138 (OMP_RETURN_NOWAIT): Likewise.
2139 (OMP_PARALLEL_COMBINED): Likewise.
2140 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
2141 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
2142 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
2143 deprecated_flag directly.
2145 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
2147 * final.c (frame_pointer_needed): Removed.
2148 * flags.h (frame_pointer_needed): Likewise.
2150 * function.h (rtl_data): Add frame_pointer_needed.
2151 (frame_pointer_needed): New.
2153 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
2155 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
2157 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
2159 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
2162 2008-05-25 Alan Modra <amodra@bigpond.net.au>
2164 * c-common.c (strip_array_types): Move function to..
2166 (get_inner_array_type): Delete.
2167 * c-common.h (strip_array_types): Move declaration to..
2169 (get_inner_array_type): Delete.
2170 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
2171 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
2172 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
2173 * config/pa/pa.c (emit_move_sequence): Likewise.
2175 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
2177 * config/i386/i386.md (*sse_prologue_save_insn): Set length
2180 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
2182 * function.c: Include target hook for nonlocal_goto frame value.
2184 2008-05-24 Richard Guenther <rguenther@suse.de>
2186 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
2187 variable can be only accessed through a pointer or a union.
2189 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2191 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
2192 * doc/extend.texi: Likewise.
2194 2008-05-23 DJ Delorie <dj@redhat.com>
2196 * config/m32c/jump.md (untyped_call): Add.
2198 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
2200 (m32c_address_cost): Detail costs for indirect offsets.
2202 2008-05-23 Rafael Espindola <espindola@google.com>
2204 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
2205 if a node is a SUBREG.
2206 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
2209 2008-05-23 Paul Brook <paul@codesourcery.com>
2210 Carlos O'Donell <carlos@codesourcery.com>
2212 * doc/extend.texi: Clarify use of __attribute__((naked)).
2213 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
2214 * target.h (gcc_target): Add allocate_stack_slots_for_args.
2215 * function.c (use_register_for_decl): Use
2216 targetm.calls.allocate_stack_slots_for_args.
2217 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
2218 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
2219 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
2221 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
2223 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
2225 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
2227 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
2228 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
2229 is only rounded once.
2231 2008-05-23 Richard Guenther <rguenther@suse.de>
2233 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
2235 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
2236 Jakub Jelinek <jakub@redhat.com>
2239 * configure.ac: Handle --enable-cld.
2240 * configure: Regenerated.
2241 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
2242 * config/i386/i386.h (struct machine_function): Add needs_cld field.
2243 (ix86_current_function_needs_cld): New define.
2244 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
2245 (cld): New isns pattern.
2246 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
2247 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
2248 * config/i386/i386.opt (mcld): New option.
2249 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
2250 TARGET_CLD and ix86_current_function_needs_cld.
2251 (override_options): Use -mcld by default for 32-bit code if
2254 * doc/install.texi (Options specification): Document --enable-cld.
2255 * doc/invoke.texi (Machine Dependent Options)
2256 [i386 and x86-64 Options]: Add -mcld option.
2257 (Intel 386 and AMD x86-64 Options): Document -mcld option.
2259 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
2260 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
2261 (return_in_memory_64): Likewise.
2262 (return_in_memory_ms_64): Likewise.
2264 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2266 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
2267 * builtins.c (fold_builtin_fpclassify): New.
2268 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
2269 * builtins.def (BUILT_IN_FPCLASSIFY): New.
2270 * c-common.c (handle_type_generic_attribute): Adjust to accept
2271 fixed arguments before an elipsis.
2272 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
2273 * doc/extend.texi: Document __builtin_fpclassify.
2275 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
2277 * omp-low.c (gate_expand_omp_ssa): Remove.
2278 (pass_expand_omp_ssa): Remove.
2279 (gate_expand_omp): Do not check for flag_openmp_ssa.
2280 * common.opt (-fopenmp-ssa): Remove.
2281 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
2283 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
2285 * config/sh/sh.opt (mfixed-range): New option.
2286 * config/sh/sh-protos.h (sh_fix_range): Declare.
2287 * config/sh/sh.c (sh_fix_range): New function.
2288 * config/sh/sh.h (sh_fixed_range_str): Declare.
2289 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
2291 * doc/invoke.texi (SH Options): Document -mfixed-range.
2293 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
2295 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
2296 it before the redeclaration.
2298 2008-05-22 Anatoly Sokolov <aesok@post.ru>
2300 * config/avr/avr.c (get_sequence_length): Add new function.
2301 (expand_prologue, expand_epilogue): Remove duplicate code.
2303 2008-05-22 Rafael Espindola <espindola@google.com>
2305 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
2308 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
2310 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
2311 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
2313 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
2314 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
2315 (vect_update_misalignment_for_peel): Likewise.
2316 (vector_alignment_reachable_p): Likewise.
2317 * tree-vect-transform.c (vectorizable_load): Likewise.
2318 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2319 (get_vectype_for_scalar_type): Pass mode of scalar_type
2320 to UNITS_PER_SIMD_WORD.
2322 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
2323 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
2324 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
2325 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
2326 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
2328 2008-05-22 Ira Rosen <irar@il.ibm.com>
2330 PR tree-optimization/36293
2331 * tree-vect-transform.c (vect_transform_strided_load): Don't check
2332 if the first load must be skipped because of a gap.
2334 2008-05-22 Richard Guenther <rguenther@suse.de>
2336 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
2337 more cases of offset disambiguation that is possible if
2338 strict-aliasing rules apply.
2339 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
2340 for basic offset and type-based disambiguation.
2342 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2344 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
2345 ix86_expand_vector_set on V16QImode for SSE4.1.
2347 2008-05-21 Tom Tromey <tromey@redhat.com>
2349 * c.opt (Wimport): Mark as undocumented.
2350 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
2352 (Warning Options): Likewise.
2353 * doc/cppopts.texi: Don't mention -Wimport.
2355 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
2357 PR tree-optimization/36287
2358 PR tree-optimization/36286
2359 * lambda-code.c (build_access_matrix): Do not use the loop->num
2360 for computing the number of induction variables: use the loop depth
2363 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
2366 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
2367 option -f(no-)leading-underscore.
2369 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2371 * config/i386/i386.c (ix86_expand_vector_init_general): Use
2372 GET_MODE_NUNITS (mode).
2374 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
2376 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
2377 (-mmulhw): Add 464 to description.
2378 (-mdlmzb): Likewise.
2379 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
2380 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
2382 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
2383 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
2384 * config/rs6000/rs6000.md: Update comments for 464.
2386 2008-05-21 Janis Johnson <janis187@us.ibm.com>
2388 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
2390 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2392 * config/i386/sse.md (vec_extractv4sf): Removed.
2393 (vec_extractv2df): Likewise.
2394 (vec_extractv2di): Likewise.
2395 (vec_extractv4si): Likewise.
2396 (vec_extractv8hi): Likewise.
2397 (vec_extractv16qi): Likewise.
2398 (vec_extract<mode>): New.
2400 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2402 * config/i386/sse.md (vec_setv4sf): Removed.
2403 (vec_setv2df): Likewise.
2404 (vec_setv2di): Likewise.
2405 (vec_setv4si): Likewise.
2406 (vec_setv8hi): Likewise.
2407 (vec_setv16qi): Likewise.
2408 (vec_set<mode>): New.
2410 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2412 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
2413 goto for vec_concat and vec_interleave.
2415 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2417 * config/i386/sse.md (vec_initv4sf): Removed.
2418 (vec_initv2df): Likewise.
2419 (vec_initv2di): Likewise.
2420 (vec_initv4si): Likewise.
2421 (vec_initv8hi): Likewise.
2422 (vec_initv16qi): Likewise.
2423 (vec_init<mode>): New.
2425 2008-05-21 Joseph Myers <joseph@codesourcery.com>
2427 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
2429 2008-05-21 Tom Tromey <tromey@redhat.com>
2431 * ggc-zone.c (lookup_page_table_if_allocated): New function.
2432 (zone_find_object_offset): Likewise.
2433 (gt_ggc_m_S): Likewise.
2434 (highest_bit): Likewise.
2435 * ggc-page.c (gt_ggc_m_S): New function.
2436 * stringpool.c (string_stack): Remove.
2437 (init_stringpool): Update.
2438 (ggc_alloc_string): Use ggc_alloc.
2439 (maybe_delete_ident): New function.
2440 (ggc_purge_stringpool): Likewise.
2441 (gt_ggc_m_S): Remove.
2442 * ggc-common.c (ggc_protect_identifiers): New global.
2443 (ggc_mark_roots): Call ggc_purge_stringpool. Use
2444 ggc_protect_identifiers.
2445 * ggc.h (ggc_protect_identifiers): Declare.
2446 (gt_ggc_m_S): Update.
2447 (ggc_purge_stringpool): Declare.
2448 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
2449 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
2451 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
2453 2008-05-21 David S. Miller <davem@davemloft.net>
2455 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
2458 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
2460 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
2463 2008-05-20 David Daney <ddaney@avtrex.com>
2465 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
2466 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
2467 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2468 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2469 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
2470 (atomic_hiqi_op): New define_code_iterator.
2471 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
2472 mips_expand_compare_and_swap_12.
2473 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
2474 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
2475 (sync_<optab><mode>, sync_old_<optab><mode>,
2476 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2477 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
2478 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
2479 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
2480 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
2481 (test_and_set_12): New insn.
2482 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
2483 sync_new_<optab><mode>, sync_old_nand<mode>,
2484 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
2485 clobber to operand 0 for SI and DI mode insns.
2486 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
2487 mips_gen_fn_4): New typedefs.
2488 (mips_gen_fn_ptrs): Define new union type.
2489 (mips_expand_compare_and_swap_12): Remove declaration.
2490 (mips_expand_atomic_qihi): Declare function.
2491 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
2492 (mips_expand_atomic_qihi): ... this. Use new generator function
2494 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
2495 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
2496 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
2497 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
2498 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
2499 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
2500 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
2501 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
2502 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
2503 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
2506 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
2508 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
2511 2008-05-20 Anatoly Sokolov <aesok@post.ru>
2513 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
2514 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
2515 (avr_attribute_table): Add 'OS_main' function attribute.
2516 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
2517 functions with 'OS_main' attribute.
2519 2008-05-20 Richard Guenther <rguenther@suse.de>
2521 PR tree-optimization/35204
2522 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
2523 helper, split out from ...
2524 (DFS): ... here. Make the DFS walk non-recursive.
2526 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
2527 Jan Sjodin <jan.sjodin@amd.com>
2529 PR tree-optimization/36181
2530 * tree-parloops.c (loop_has_vector_phi_nodes): New.
2531 (parallelize_loops): Don't parallelize when the loop has vector
2534 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2535 Sebastian Pop <sebastian.pop@amd.com>
2537 * tree-loop-linear.c (gather_interchange_stats): Look in the access
2538 matrix, and never look at the tree representation of the memory
2540 (linear_transform_loops): Computes parameters and access matrices.
2541 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
2543 (access_matrix_get_index_for_parameter): New.
2544 * tree-data-ref.h (struct access_matrix): New.
2545 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
2546 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
2547 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
2548 am_vector_index_for_loop): New.
2549 (struct data_reference): Add field access_matrix.
2550 (DR_ACCESS_MATRIX): New.
2551 (compute_data_dependences_for_loop): Update declaration.
2552 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
2553 * lambda.h (lambda_vector_vec_p): Declared.
2554 * lambda-code.c: Depend on pointer-set.h.
2555 (lambda_collect_parameters_from_af, lambda_collect_parameters,
2556 av_for_af_base, av_for_af, build_access_matrix,
2557 lambda_compute_access_matrices): New.
2558 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
2560 2008-05-20 Joseph Myers <joseph@codesourcery.com>
2562 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
2565 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2566 Sebastian Pop <sebastian.pop@amd.com>
2568 PR tree-optimization/36206
2569 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
2571 (instantiate_scev_1): Rename flags to fold_conversions.
2572 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
2573 outeside instantiation_loop.
2574 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
2575 (evolution_function_is_affine_or_constant_p): Removed.
2576 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
2578 (analyze_siv_subscript): Pass in the loop nest number.
2579 Call evolution_function_is_affine_in_loop instead of
2580 evolution_function_is_affine_p.
2581 (analyze_overlapping_iterations): Pass in the loop nest number.
2583 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2584 Sebastian Pop <sebastian.pop@amd.com>
2586 PR tree-optimization/36206
2587 * tree-chrec.h (chrec_fold_op): New.
2588 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
2591 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
2593 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
2595 (remove_duplicates): Do not set inode on non-inode systems.
2598 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
2600 * config.gcc (tm_file): Update comments about relative pathnames.
2602 2008-05-20 Richard Guenther <rguenther@suse.de>
2604 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
2605 * tree-ssa-sccvn.c (process_scc): Likewise.
2606 * tree-ssa-sink.c (execute_sink_code): Likewise.
2607 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
2608 * tree-vrp.c (process_assert_insertions): Likewise.
2609 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
2610 (perform_tree_ssa_dce): Likewise.
2611 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2612 (dump_dominator_optimization_stats): Likewise.
2613 * tree-vectorizer.c (vectorize_loops): Likewise.
2615 2008-05-20 Richard Guenther <rguenther@suse.de>
2617 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
2619 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
2621 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
2622 (ix86_i386elf_return_in_memory): Likewise.
2623 (ix86_i386interix_return_in_memory): Likewise.
2624 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
2625 (SUBTARGET_RETURN_IN_MEMORY): New.
2626 * config/i386/i386elf.h: Likewise.
2627 * config/i386/ptx4-i.h: Likewise.
2628 * config/i386/sol2-10.h: Likewise.
2629 * config/i386/sysv4.h: Likewise.
2630 * config/i386/vx-common.h: Likewise.
2631 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
2632 * config/i386/i386.c (ix86_return_in_memory): Made static and
2633 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
2634 (ix86_i386elf_return_in_memory): Removed.
2635 (ix86_i386interix_return_in_memory): Removed.
2636 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
2637 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
2639 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
2641 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
2643 2008-05-19 Xinliang David Li <davidxl@google.com>
2645 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
2647 * common.opt: Ditto.
2648 * doc/invoke.texi: Ditto.
2650 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
2652 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
2653 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
2655 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2657 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
2658 sizes of operand array from 8/4 to 4/2.
2659 (ix86_expand_vector_init_general): Change size of operand array
2660 from 32 to 16. Remove op0, op1 and half_mode.
2662 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2664 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
2665 (ix86_expand_vector_init_interleave): Likewise.
2666 (ix86_expand_vector_init_general): Use them. Assert
2667 word_mode == SImode when n_words == 4.
2669 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
2671 * config/i386/i386.c (ix86_secondary_reload): New static function.
2672 (TARGET_SECONDARY_RELOAD): New define.
2673 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
2674 * config/i386/i386.md (reload_outqi): Remove.
2676 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2679 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
2680 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
2681 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
2682 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
2683 (fold_builtin_1): Likewise.
2684 * builtins.def (BUILT_IN_ISINF_SIGN): New.
2685 c-common.c (check_builtin_function_arguments): Handle
2686 BUILT_IN_ISINF_SIGN.
2687 * doc/extend.texi: Document __builtin_isinf_sign.
2688 * fold-const.c (operand_equal_p): Handle COND_EXPR.
2690 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
2692 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
2693 EH cleanup at the end of the pass, search for those that have been
2694 turned into forwarder blocks and do the cleanup on their successor.
2696 2008-05-18 Richard Guenther <rguenther@suse.de>
2698 * tree-cfg.c (verify_gimple_expr): Allow conversions from
2699 pointers to sizetype and vice versa.
2701 2008-05-18 Xinliang David Li <davidxl@google.com>
2703 * gcc/tree-ssa-dce.c: Coding style fix.
2704 (check_pow): Documentation comment.
2705 (check_log): Documenation comment. Coding style fix.
2706 (is_unnecessary_except_errno_call): Ditto.
2707 (gen_conditions_for_pow): Ditto.
2708 (gen_conditions_for_log): Ditto.
2709 (gen_shrink_wrap_conditions): Ditto.
2710 (shrink_wrap_one_built_in_calls): Ditto.
2711 * gcc/doc/invoke.texi: Better documentation string.
2712 * ChangeLog: Fix wrong change log entries from
2713 May 17 checkin on function call DCE.
2715 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
2717 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
2719 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2721 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
2722 * df-problems.c (simulation routines): Fixed block comment to
2723 properly say how to add forwards scanning functions.
2725 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2727 * tree-inline.c (setup_one_parameter): Remove dead code.
2729 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2731 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
2732 a BIT_AND_EXPR only for an INTEGER_TYPE.
2734 2008-05-17 Xinliang David Li <davidxl@google.com>
2736 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
2737 (check_pow, check_log, is_unnecessary_except_errno_call): New
2738 functions to check for eliminating math functions that are pure
2739 except for setting errno.
2740 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
2741 general condition expressions for shrink-wrapping pow/log calls.
2742 (gen_shrink_wrap_conditions): Ditto.
2743 (shrink_wrap_one_built_in_call): Ditto.
2744 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
2745 (mark_operand_necessary): If debugging, output if OP is necessary.
2746 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
2748 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
2750 * gcc/common.opt: New user flag -ftree-builtin-dce.
2751 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
2753 2008-05-16 David S. Miller <davem@davemloft.net>
2755 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
2756 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2758 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
2761 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
2763 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2765 * ifcvt.c (dead_or_predicable): Rename
2766 df_simulate_one_insn_backwards to df_simulate_one_insn.
2767 * recog.c (peephole2_optimize): Ditto.
2768 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
2770 * df.h: Rename df_simulate_one_insn_backwards to
2771 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
2772 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
2773 scanning of defs and uses.
2774 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
2775 (df_simulate_one_insn_forwards): Removed.
2777 2008-05-16 Doug Kwan <dougkwan@google.com>
2779 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
2781 (real_from_string): Handle NaNs and Inf as approriate.
2783 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2785 * doc/gty.texi (Source Files Containing Type Information): Note
2786 that headers should appear first in the gtfiles list.
2788 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2790 * tree.def (COND_EXEC): Properly documented this code.
2792 2008-05-16 Diego Novillo <dnovillo@google.com>
2794 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
2795 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
2798 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2800 * tree-ssa-dse (max_stmt_uid): Removed.
2801 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
2802 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
2803 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
2804 * function.h (cfun.last_stmt_uid): New field.
2805 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
2806 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
2808 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
2809 (create_stmt_ann): Initialize the ann->uid field.
2810 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
2812 * tree-flow.h (renumber_gimple_stmt_uids): New function.
2814 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2816 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
2817 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
2818 (init_empty_tree_cfg): Call it.
2820 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2822 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
2825 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2827 * doc/invoke.text (-fdump-tree-*-verbose): New option.
2828 * tree-dump.c (dump_options): New verbose option.
2829 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
2831 * tree-pass.h (TDF_VERBOSE): New dump flag.
2832 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
2833 (tree-flow.h): Added include.
2834 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
2836 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
2838 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
2840 From Jie Zhang <jie.zhang@analog.com>
2841 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2842 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
2843 mcpu=bf561-none and mcpu=bf561-0.2.
2844 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2845 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2846 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2847 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2848 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
2849 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
2850 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
2852 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
2853 (cputype_selected): Remove.
2854 (bfin_handle_option): Don't use cputype_selected.
2855 (override_options): When no mcpu option, enable all workarounds.
2856 Don't use bfin_workarounds.
2857 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
2859 (DEFAULT_CPU_TYPE): Don't define.
2861 2008-05-16 Richard Guenther <rguenther@suse.de>
2863 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
2864 on deletion of the last stmt.
2866 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2868 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
2869 V8HImode for SSE2 and V16QImode for SSE4.1.
2871 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2873 * cgraph.h (compute_inline_parameters): Made public.
2874 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
2875 variable_generate_summary, function_write_summary,
2876 variable_write_summary, variable_read_summary. Added generate_summary,
2877 write_summary, read_summary.
2878 * cgraphunit.c (cgraph_process_new_functions): Changed call from
2879 pass_ipa_inline.function_generate_summary, to
2880 compute_inline_parameters.
2881 * ipa-inline.c (compute_inline_parameters): Made public and added
2883 (compute_inline_parameters_for_current): New function.
2884 (pass_inline_param): Now calls compute_inline_parameters_for_current.
2885 (inline_generate_summary): Removed parameter and made to loop over
2887 (pass_ipa_inline): Updated for new IPA_PASS structure.
2888 * passes.c (execute_ipa_summary_passes): Now is called once per
2889 pass rather than once per node*pass.
2891 2008-05-15 Anatoly Sokolov <aesok@post.ru>
2893 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
2894 avr_have_mul_p, avr_asm_only_p): Remove variables.
2895 (avr_override_options): Remove initialization of removed variables.
2896 (avr_file_start): Convert removed variables to fields of
2897 'struct base_arch_s *avr_current_arch'.
2898 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
2899 (AVR_HAVE_MUL): (Ditto.).
2900 (AVR_HAVE_MOVW): (Ditto.).
2901 (AVR_HAVE_LPMX): (Ditto.).
2902 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
2903 avr_asm_only_p): Remove declaration.
2905 2008-05-15 Diego Novillo <dnovillo@google.com>
2907 * config/arm/arm.c (arm_return_in_memory): Fix return type.
2908 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
2910 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
2913 * combine.c (check_conversion): Rename back to check_promoted_subreg.
2914 Don't call record_truncated_value from here.
2915 (record_truncated_value): Turn it into a for_each_rtx callback.
2916 (record_truncated_values): New function.
2917 (combine_instructions): Call note_uses with record_truncated_values.
2918 Change name of check_conversion to check_promoted_subreg.
2920 2008-05-15 Janis Johnson <janis187@us.ibm.com>
2922 * doc/sourcebuild.texi: Document support for torture tests.
2924 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2926 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
2927 to alternative 4 of operand 2.
2929 2008-05-15 Richard Guenther <rguenther@suse.de>
2931 * tree-pass.h (current_pass): Declare.
2932 (get_pass_for_id): Likewise.
2933 * passes.c (passes_by_id, passes_by_id_size): New globals.
2934 (set_pass_for_id): New function.
2935 (get_pass_for_id): Likewise.
2936 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
2937 (execute_function_todo): Flush per function statistics.
2938 * toplev.c (compile_file): Init statistics.
2939 (general_init): Do early statistics initialization.
2940 (finalize): Finish statistics.
2941 * statistics.h (statistics_early_init): Declare.
2942 (statistics_init): Likewise.
2943 (statistics_fini): Likewise.
2944 (statistics_fini_pass): Likewise.
2945 (statistics_counter_event): Likewise.
2946 (statistics_histogram_event): Likewise.
2947 * statistics.c: New file.
2948 * Makefile.in (OBJS-common): Add statistics.o.
2949 (statistics.o): Add dependencies.
2950 * doc/invoke.texi (-fdump-statistics): Document.
2952 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
2954 (execute_pre): Use statistics_counter_event.
2955 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
2956 (substitute_and_fold): Increment it. Use statistics_counter_event.
2958 2008-05-15 Diego Novillo <dnovillo@google.com>
2960 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
2962 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
2963 * tree-ssa-alias.c (new_type_alias): Remove references to
2964 sub-variables from comment.
2965 * tree-ssa-operands.c (swap_tree_operands): Likewise.
2967 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2969 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
2970 attribute to 1 only for insertps alternative.
2972 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2974 * config/bfin/bfin.md (loadbytes): New pattern.
2975 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
2976 (bfin_init_builtins): Initialize it.
2977 (bdesc_1arg): Add it.
2979 2008-05-15 Sa Liu <saliu@de.ibm.com>
2981 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
2982 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
2983 * testsuite/lib/target-supports.exp: Add
2984 check_effective_target_fortran_integer_16.
2986 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2988 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
2989 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
2990 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
2991 (TARGET_RETURN_IN_MEMORY): Define.
2993 2008-05-15 Richard Guenther <rguenther@suse.de>
2996 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
2997 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
2998 represent unmodifiable vars.
3000 2008-05-15 Richard Guenther <rguenther@suse.de>
3002 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
3003 INDIRECT_REF and TARGET_MEM_REF.
3004 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3007 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
3008 H.J. Lu <hongjiu.lu@intel.com>
3010 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
3011 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
3012 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
3013 insn alternatives. Add missing alternatives.
3014 (*vec_concatv2di_rex64_sse4_1): Likewise.
3015 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
3016 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
3019 2008-05-15 Richard Guenther <rguenther@suse.de>
3021 PR tree-optimization/36009
3022 PR tree-optimization/36204
3023 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
3024 (determine_invariantness_stmt): Record the loop a store is
3026 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
3029 2008-05-15 Richard Guenther <rguenther@suse.de>
3031 PR tree-optimization/34330
3032 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
3033 through the pointer will alias the SMT.
3035 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
3037 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
3039 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
3041 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
3043 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3044 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3046 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
3047 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
3048 (vashl_optab): New optab for vector/vector shifts.
3049 (vashr_optab): Ditto.
3050 (vlshr_optab): Ditto.
3051 (vrotl_optab): Ditto.
3052 (vrotr_optab): Ditto.
3053 (optab_subtype): New enum for optab_for_tree_code call.
3054 (optab_for_tree_code): Add enum optab_subtype argument.
3056 * optabs.c (optab_for_tree_code): Take an additional argument to
3057 distinguish between a vector shift by a scalar and vector shift by
3058 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
3059 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
3060 vector shift by a vector.
3061 (expand_widen_pattern_expr): Pass additional argument to
3062 optab_for_tree_code.
3064 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
3065 vrotl_optab, vrotr_optab.
3067 * expr.c (expand_expr_real_1): Update calls to
3068 optab_for_tree_code to distinguish between vector shifted by a
3069 scalar and vector shifted by a vector.
3070 * tree-vectorizer.c (supportable_widening_operation): Ditto.
3071 (supportable_narrowing_operation): Ditto.
3072 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
3073 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
3074 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
3075 (vect_create_epilog_for_reduction): Ditto.
3076 (vectorizable_reduction): Ditto.
3077 (vectorizable_operation): Ditto.
3078 (vect_strided_store_supported): Ditto.
3079 (vect_strided_load_supported): Ditto.
3080 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3081 * expmed.c (expand_shift): Ditto.
3083 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
3085 (ashr@var{m}3): Ditto.
3086 (vashl@var{m}3): Document new vector/vector shift standard name.
3087 (vashr@var{m}3): Ditto.
3088 (vlshr@var{m}3): Ditto.
3089 (vrotl@var{m}3): Ditto.
3090 (vrotr@var{m}3): Ditto.
3092 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
3093 (PPERM_INVERT): Ditto.
3094 (PPERM_REVERSE): Ditto.
3095 (PPERM_REV_INV): Ditto.
3096 (PPERM_ZERO): Ditto.
3097 (PPERM_ONES): Ditto.
3098 (PPERM_SIGN): Ditto.
3099 (PPERM_INV_SIGN): Ditto.
3100 (PPERM_SRC1): Ditto.
3101 (PPERM_SRC2): Ditto.
3103 * config/i386/sse.md (mulv2di3): Add SSE5 support.
3104 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
3105 allows a memory operand to be the value being added, and split it
3106 to improve vectorization.
3107 (sse5_pmacsdqh_mem): Ditto.
3108 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
3109 (sse5_mulv2div2di3_high): Ditto.
3110 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
3111 (vec_pack_trunc_v4si): Ditto.
3112 (vec_pack_trunc_v2di): Ditto.
3113 (sse5_pcmov_<mode>): Remove code that tried to use use
3114 andps/andnps instead of pcmov.
3115 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
3116 pmacsdqh instructions.
3117 (vec_widen_smult_lo_v4si): Ditto.
3119 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
3120 (PPERM_INVERT): Ditto.
3121 (PPERM_REVERSE): Ditto.
3122 (PPERM_REV_INV): Ditto.
3123 (PPERM_ZERO): Ditto.
3124 (PPERM_ONES): Ditto.
3125 (PPERM_SIGN): Ditto.
3126 (PPERM_INV_SIGN): Ditto.
3127 (PPERM_SRC1): Ditto.
3128 (PPERM_SRC2): Ditto.
3129 (ix86_expand_sse_movcc): Move the SSE5 test after the if
3131 (ix86_expand_int_vcond): If SSE5 generate all possible integer
3133 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
3134 says ignore whether the last reference is a memory operand.
3136 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3137 Paolo Bonzini <bonzini at gnu dot org>
3139 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
3142 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
3143 (vlshr<mode>3): Rename from vlshr<mode>3.
3144 (vashr<mode>3): Rename from vashr<mode>3.
3145 (mulv4sf3): Change the names of vector shift patterns.
3149 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
3152 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
3177 * config/spu/spu.md (v): New iterator macro to add v for vector types.
3178 (floatunssidf2_internal): Change vector/vector shift names.
3179 (floatunsdidf2_internal): Ditto.
3186 (vashl<mode>3): Rename from ashl<mode>3.
3187 (vashr<mode>3): Rename from ashr<mode>3.
3188 (vlshr<mode>3): Rename from lshr<mode>3.
3189 (vrotl<mode>3): Rename from rotl<mode>3.
3191 2008-05-14 Michael Meissner <michael.meissner@amd.com>
3194 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
3195 multiply gives the wrong value when doing widening multiplies.
3196 (vec_widen_smult_lo_v4si): Ditto.
3198 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
3200 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
3201 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
3202 emit_library_call_value.
3203 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
3204 * tree.h (ECF_LIBCALL_BLOCK): Removed.
3205 * calls.c (initialize_argument_information, precompute_arguments,
3206 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
3207 (precompute_arguments): Removed flags parameter.
3208 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
3210 2008-05-14 Richard Guenther <rguenther@suse.de>
3212 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
3213 Make sure to register the store if the use is a PHI_NODE.
3215 2008-05-14 Olivier Hainque <hainque@adacore.com>
3217 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3218 memory if the component is to be referenced in BLKmode according
3219 to get_inner_reference.
3221 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
3223 * calls.c (emit_library_call_value_1): Restore code clearing
3224 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
3226 2008-05-14 Olivier Hainque <hainque@adacore.com>
3227 Nicolas Roche <roche@adacore.com>
3229 * configure.ac: Add support for a "gcc_subdir" variable in
3230 config-lang.in, to denote a subdirectory where the language/GCC
3231 integration files are to be found.
3232 * configure: Regenerate.
3234 2008-05-14 Ira Rosen <irar@il.ibm.com>
3236 PR tree-optimization/36098
3237 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
3238 value for the first load in the group in case of a gap.
3239 (vect_build_slp_tree): Check that there are no gaps in loads.
3241 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
3243 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
3244 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
3245 expand_copysign_bit, ): Change call to emit_no_conflict_block to
3246 emit_insn and remove unneeded code to construct extra args.
3247 (emit_no_conflict_block): Removed.
3248 * optabls.h: (emit_no_conflict_block): Removed.
3249 * cse.c (cse_extended_basic_block): Remove search for
3250 REG_NO_CONFLICT note.
3251 * global.c: Removed incorrect comment added in revision 117.
3252 * expr.c (convert_move): Change call to emit_no_conflict_block to
3254 * recog.c: Change comments so that they do not mention
3256 * local_alloc.c (combine_regs): Removed last parameter.
3257 (no_conflict_p): Removed.
3258 (block_alloc): Removed note, no_conflict_combined_regno and set
3259 local vars. Removed all code to process REG_NO_CONFLICT blocks.
3260 (combine_regs): Removed already_dead and code to look for
3261 REG_NO_CONFLICT notes.
3262 * lower_subreg (remove_retval_note): Removed code to look for
3263 REG_NO_CONFLICT block.
3264 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
3265 (resolve_clobber): Remove code to process libcalls that have
3266 REG_NO_CONFLICT notes.
3267 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
3269 * combine.c (can_combine_p, distribute_notes): Removed
3270 REG_NO_CONFLICT case.
3271 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
3273 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
3274 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
3276 * reg-notes.def (NO_CONFLICT): Removed.
3278 2008-05-14 David S. Miller <davem@davemloft.net>
3280 * config/sparc/sparc.c (sparc_profile_hook): If
3281 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
3282 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
3283 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3285 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
3287 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
3289 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
3292 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
3293 and op1 expansion before vector concat to have less live pseudos.
3295 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
3297 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
3298 ix86_expand_vector_set if supported.
3300 2008-05-13 Diego Novillo <dnovillo@google.com>
3301 Kenneth Zadeck <zadeck@naturalbridge.com>
3303 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
3305 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
3306 phinodes_print_statistics, init_ssanames, fini_ssanames,
3307 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
3308 release_ssa_name, release_defs, replace_ssa_name_symbol,
3309 ssanames_print_statistics): Move ...
3310 * tree-flow.h: ... here.
3311 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
3312 Use FN instead of cfun.
3313 (make_ssa_name_fn): Rename from make_ssa_name.
3314 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
3315 * tree-flow-inline.h (make_ssa_name): Move from
3316 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
3317 * omp-low.c (expand_omp_parallel):
3318 * tree-flow-inline.h (redirect_edge_var_map_result):
3319 * tree-ssa.c (init_tree_ssa): Add argument FN.
3320 Use it instead of cfun. Update all users.
3322 2008-05-13 Tom Tromey <tromey@redhat.com>
3324 PR preprocessor/22168:
3325 * doc/cpp.texi (Top): Update menu.
3326 (Alternatives to Wrapper #ifndef): New node.
3327 (Other Directives): Document deprecation.
3328 (Obsolete Features): Remove menu.
3329 (Assertions): Merge node into Obsolete Features.
3330 (Obsolete once-only headers): Move earlier; rename to Alternatives
3332 * doc/cppopts.texi: Update.
3333 * c.opt (Wdeprecated): Enable for C and ObjC.
3334 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
3335 (C++ Dialect Options): Move -Wno-deprecated from here to...
3336 (Warning Options): ... here.
3338 2008-05-13 Richard Guenther <rguenther@suse.de>
3341 * fold-const.c (fold_sign_changed_comparison): Do not allow
3342 changes in pointer-ness.
3344 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3347 * config/sh/sh.c (sh_expand_prologue): Don't clear
3348 RTX_FRAME_RELATED_P for push insns.
3350 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
3352 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
3354 2008-05-12 Anatoly Sokolov <aesok@post.ru>
3356 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
3357 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
3358 Use 'machine->is_leaf' instead of 'leaf_func_p'.
3360 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
3362 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
3363 (*vec_concatv4sf_sse): This.
3364 (*sse2_concatv2si): Renamed to ...
3365 (*vec_concatv2si_sse2): This.
3366 (*sse1_concatv2si): Renamed to ...
3367 (*vec_concatv2si_sse): This.
3368 (*vec_concatv2di_rex): Renamed to ...
3369 (*vec_concatv2di_rex64): This.
3370 (*vec_concatv2si_sse4_1): New.
3371 (*vec_concatv2di_rex64_sse4_1): Likewise.
3373 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
3375 PR rtl-optimization/36111
3376 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
3377 that was created for swappable operands.
3379 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
3382 * Makefile.in: Substitute GNATMAKE and GNATBIND.
3383 * configure.ac: Add call to ACX_PROG_GNAT.
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