1 2009-05-07 Jakub Jelinek <jakub@redhat.com>
4 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
5 GEN_INT for 1 << bitnum.
6 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
9 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
12 Remove wrong description of "nand" functionality.
14 2009-05-06 Richard Guenther <rguenther@suse.de>
15 Adam Nemet <anemet@caviumnetworks.com>
17 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18 comment. Add that if LHS is not a gimple register, then RHS1 has
19 to be a single object (GIMPLE_SINGLE_RHS).
21 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
23 * expr.c (get_def_for_expr): Move it up in the file.
24 (store_field): When expanding a bit-field store, look at the
25 defining gimple stmt for the masking conversion.
27 2009-05-06 Janis Johnson <janis187@us.ibm.com>
30 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
31 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
32 32-bit memcpy into long.
34 2009-05-06 Jakub Jelinek <jakub@redhat.com>
36 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
37 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
39 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
40 instead of appending DW_OP_deref*.
42 2009-05-06 Michael Matz <matz@suse.de>
45 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
46 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
48 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
50 * Makefile.in (install-plugin): Fix srcdir handling.
52 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
54 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
55 when processing for not_regs_needed bitmap.
56 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
57 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
60 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
62 * config/i386/i386.md (unnamed inc/dec peephole): Use
63 optimize_insn_for_size_p instead of optimize_size.
64 * config/i386/predicates.md (incdec_operand): Likewise.
65 (aligned_operand): Likewise.
66 * config/i386/sse.md (divv8sf3): Likewise.
67 (sqrtv8sf2): Likewise.
69 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
71 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
73 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
75 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
77 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
78 ssemodesuffixf2c with avxmodesuffixf2c.
80 2009-05-06 Joseph Myers <joseph@codesourcery.com>
83 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
85 2009-05-05 Jakub Jelinek <jakub@redhat.com>
87 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
88 (struct tree_base): Adjust spacing for 8 bit boundaries.
89 (struct tree_decl_common): Add decl_by_reference_flag bit.
90 (DECL_BY_REFERENCE): Adjust.
91 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
92 print DECL_BY_REFERENCE bit.
93 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
94 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
95 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
96 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
100 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
101 range of the type, but default label is missing, add it with one
102 of the existing labels instead of adding a new label for it.
104 2009-05-05 Joseph Myers <joseph@codesourcery.com>
108 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
110 * Makefile.in (enable_plugin, plugin_includedir): New.
111 (install): Depend on install-plugin.
112 (PLUGIN_HEADERS): New.
113 (install-plugin): New.
114 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
116 2009-05-05 Richard Guenther <rguenther@suse.de>
118 PR tree-optimization/40022
119 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
121 (phivn_valid_p): Fix tuplification error, simplify.
122 (phiprop_insert_phi): Add dumps.
123 (propagate_with_phi): Simplify.
125 2009-05-05 Richard Guenther <rguenther@suse.de>
128 * builtins.c (gimplify_va_arg_expr): Properly build the address.
130 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
132 * tree.h (strip_float_extensions): Remove duplicate declaration.
133 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
134 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
135 block_ultimate_origin): Rearrange the declarations line to match the
136 comment that indicates the .c file which the functions are defined.
137 (dwarf2out_*, set_decl_rtl): Add comment.
138 (get_base_address): Adjust comment.
139 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
140 declarations line and add comment.
141 (is_builtin_name): Add blank after function name, for clarity.
143 2009-05-04 Joseph Myers <joseph@codesourcery.com>
145 * attribs.c (decl_attributes): Use %qE for identifiers in
147 * cgraphunit.c (verify_cgraph_node): Translate function names to
148 locale character set in diagnostics.
149 * coverage.c (get_coverage_counts): Use %qE for identifiers in
151 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
152 Document that functions are named in UTF-8.
153 * expr.c (expand_expr_real_1): Translate function names to locale
154 character set in diagnostics.
155 * gimplify.c (omp_notice_variable, omp_is_private,
156 gimplify_scan_omp_clauses): Use %qE for identifiers in
158 * langhooks.c (lhd_print_error_function): Translate function names
159 to locale character set.
160 * langhooks.h (decl_printable_name): Document that return value is
161 in internal character set.
162 * stmt.c: Include pretty-print.h
163 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
165 (resolve_operand_name_1): Translate named operand name to locale
167 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
169 * toplev.c (announce_function): Translate function names to locale
171 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
172 (default_tree_printer): Use pp_identifier or translate identifiers
173 to locale character set. Mark "<anonymous>" for translation.
174 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
175 for identifiers in diagnostics.
176 * tree.c (handle_dll_attribute): Use %qE for identifiers in
178 * varasm.c (output_constructor): Use %qE for identifiers in
181 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
183 * configure.ac: use ` ` instead of $()
184 * configure: Regenerate.
186 2009-05-05 Ben Elliston <bje@au.ibm.com>
188 * config/pa/linux-atomic.c: Eliminate conditional include of
189 errno.h on non-LP64 systems to simplify build requirements.
191 2009-05-04 Joseph Myers <joseph@codesourcery.com>
193 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
195 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
196 and pass value to identifier_to_locale.
197 (warn_variable_length_array): Make name a tree.
198 (grokdeclarator): Separate diagnostic texts for named and unnamed
199 declarators. Use %qE for named declarators.
200 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
202 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
203 identifiers in diagnostics.
204 * c-typeck.c (push_member_name, start_init): Pass identifiers to
205 identifier_to_locale. Mark "anonymous" strings for translation.
207 2009-05-04 Michael Eager <eager@eagercon.com>
209 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
210 address for DImode/DFmode only if double-precision FP regs.
212 2009-05-04 Michael Eager <eager@eagercon.com>
214 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
215 TARGET_SINGLE_FLOAT check.
217 2009-05-04 Michael Eager <eager@eagercon.com>
219 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
221 2009-05-04 Michael Eager <eager@eagercon.com>
223 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
224 * config/rs6000/t-xilinx: New
226 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
228 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
229 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
230 * gcc/explow.c (memory_address): Use target hook.
231 * gcc/targhooks.c (default_legitimize_address): New.
232 * gcc/targhooks.h (default_legitimize_address): New.
233 * gcc/target.h (legitimize_address): New.
234 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
235 (TARGET_INITIALIZER): Include it.
236 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
238 * config/bfin/bfin-protos.h (legitimize_address): Remove.
239 * config/bfin/bfin.c (legitimize_address): Remove.
240 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
241 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
243 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
244 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
246 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
247 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
248 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
249 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
250 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
251 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
252 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
253 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
254 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
255 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
256 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
257 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
258 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
259 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
260 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
261 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
262 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
263 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
264 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
265 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
266 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
267 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
268 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
270 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
271 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
272 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
273 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
274 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
275 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
276 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
277 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
278 (thumb_legitimize_address): Delete.
279 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
280 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
281 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
282 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
283 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
284 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
286 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
289 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
290 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
291 * config/m32r/m32r.c (m32r_legitimize_address): New.
292 * config/m68k/m68k.c (m68k_legitimize_address): New.
293 * config/score/score.c (score_legitimize_address): Standardize.
294 * config/score/score3.c (score3_legitimize_address): Standardize.
295 * config/score/score3.h (score3_legitimize_address): Adjust.
296 * config/score/score7.c (score7_legitimize_address): Standardize.
297 * config/score/score7.h (score7_legitimize_address): Adjust.
298 * config/sh/sh.c (sh_legitimize_address): New.
299 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
301 * gcc/config/s390/s390.c (legitimize_address): Rename to...
302 (s390_legitimize_address): ... this.
303 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
304 (sparc_legitimize_address): ... this.
305 * gcc/config/i386/i386.c (legitimize_address): Rename to...
306 (ix86_legitimize_address): ... this.
307 * gcc/config/avr/avr.c (legitimize_address): Rename to...
308 (avr_legitimize_address): ... this.
309 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
310 (mn10300_legitimize_address): ... this.
311 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
312 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
313 (alpha_expand_mov): Adjust call.
315 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
316 * config/spu/spu.c (spu_legitimize_address): Likewise.
317 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
318 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
320 2009-05-04 Joseph Myers <joseph@codesourcery.com>
322 * intl.c (locale_encoding, locale_utf8): New.
323 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
324 * intl.h (locale_encoding, locale_utf8): Declare.
325 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
326 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
328 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
330 (pp_tree_identifier): Define to call pp_base_tree_identifier.
331 (pp_base_tree_identifier): Declare as function.
332 (identifier_to_locale): Declare.
333 * Makefile.in (pretty-print.o): Update dependencies.
334 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
336 2009-05-04 Richard Guenther <rguenther@suse.de>
339 * builtins.c (fold_builtin_memory_op): Do not decay to element
340 type if the size matches the whole array.
342 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
344 * expmed.c (synth_mult): When trying out a shift, pass the result
347 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
349 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
350 (shiftsub1_cost): New.
351 (init_expmed): Compute shiftsub1_cost.
352 (synth_mult): Optimize multiplications by constants of the form
353 -(2^^m-1) for some constant positive integer m.
355 2009-05-03 Richard Guenther <rguenther@suse.de>
358 * c-typeck.c (array_to_pointer_conversion): Do not built
359 ADDR_EXPRs of arrays of pointer-to-element type.
360 * c-gimplify.c (c_gimplify_expr): Revert change fixing
361 up wrong ADDR_EXPRs after-the-fact.
362 * c-common.c (strict_aliasing_warning): Strip pointer
363 conversions for obtaining the original type.
364 * builtins.c (fold_builtin_memset): Handle array types.
365 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
368 2009-05-03 Richard Guenther <rguenther@suse.de>
371 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
372 Do not lose casts from array types with unknown extent to array
373 types with known extent.
374 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
375 alias set compatibility.
377 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
379 * flags.h (extra_warnings): Delete.
380 * toplev.c (process_options): Handle Wuninitialized here.
381 * opts.c (extra_warnings): Delete.
382 (set_Wextra): Delete.
383 (common_handle_option): -Wextra can be handled automatically.
384 * c-opts.c (c_common_handle_option): Delete obsolete code.
385 (c_common_post_options): Simplify comment.
386 * common.opt (W): Add Var.
388 (Wuninitialized): Initialize to -1.
390 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
391 Richard Guenther <rguenther@suse.de>
393 * expr.c (get_def_for_expr): New function.
394 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
395 SSA rather than trees.
396 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
397 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
399 2009-05-03 Joseph Myers <joseph@codesourcery.com>
401 * c-common.c (reswords): Add _Imaginary.
402 * c-common.c (enum rid): Add RID_IMAGINARY.
404 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
406 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
407 Patch by Richard Guenther.
409 2009-05-03 Anatoly Sokolov <aesok@post.ru>
411 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
412 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
413 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
414 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
415 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
416 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
417 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
418 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
419 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
420 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
421 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
422 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
423 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
424 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
425 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
426 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
427 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
428 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
430 2009-05-02 Richard Guenther <rguenther@suse.de>
432 PR tree-optimization/39940
433 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
436 2009-05-02 Richard Guenther <rguenther@suse.de>
439 * tree-ssa.c (execute_update_addresses_taken): Properly check
440 if we can mark a variable DECL_GIMPLE_REG_P.
441 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
442 back to the end of the function.
443 (is_gimple_reg_type): Remove complex type special casing.
444 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
447 2009-05-02 Ben Elliston <bje@au.ibm.com>
449 * doc/collect2.texi (Collect2): Document search path behaviour
450 when configured with --with-ld.
452 2009-05-02 Jan Hubicka <jh@suse.cz>
454 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
455 parameter; update callers.
456 (coalesce_cost_edge): EH edges are costier because they needs
457 splitting even if not critical and even more costier when there are
458 multiple EH predecestors.
460 2009-05-02 Jan Hubicka <jh@suse.cz>
462 * except.c (remove_eh_handler_and_replace): Handle updating after
465 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
467 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
469 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
471 * varasm.c: Do not include c-pragma.h.
472 * attribs.c: Do not incude c-common.h.
474 2009-05-01 Michael Matz <matz@suse.de>
476 * calls.c (initialize_argument_information): Handle SSA names like
477 decls with a non MEM_P DECL_RTL.
479 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
481 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
482 * ipa-utils.c: Likewise.
483 * ipa-type-escape.c: Likewise.
484 * cgraphunit.c Do not include c-common.h.
485 * ipa-pure-const.c: Likewise.
486 * tree-if-conv.c: Likewise.
487 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
488 * ipa-struct-reorg.c: Likewise.
489 * tree-nomudflap.c: Likewise.
490 * tree-ssa-structalias.c: Likewise.
492 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
494 * store-motion.c: Many cleanups to make this pass a first-class
495 citizen instead of an appendix to gcse load motion. Add TODO list
496 to make this pass faster/cleaner/better.
498 (struct ls_expr): Post gcse.c-split cleanups.
499 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
500 "stores" field to "avail_stores".
501 (pre_ldst_mems): Rename to store_motion_mems.
502 (pre_ldst_table): Rename to store_motion_mems_table.
503 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
504 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
505 (ldst_entry): Rename to st_expr_entry, update users.
506 (free_ldst_entry): Rename to free_st_expr_entry, update users.
507 (free_ldst_mems): Rename to free_store_motion_mems, update users.
508 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
510 (first_ls_expr): Rename to first_st_expr, update users.
511 (next_ls_expr): Rename to next_st_expr, update users.
512 (print_ldst_list): Rename to print_store_motion_mems. Print names of
513 fields properly for store motion instead of names inherited from load
515 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
516 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
519 (ae_kill): Rename to st_kill, update users.
520 (ae_gen): Rename to st_avloc, update users.
521 (transp): Rename to st_transp, update users.
522 (pre_insert_map): Rename to st_insert_map, update users.
523 (pre_delete_map): Rename to st_delete_map, update users.
524 (insert_store, build_store_vectors, free_store_memory,
525 one_store_motion_pass): Update for abovementioned changes.
527 (gcse_subst_count, gcse_create_count): Remove.
528 (one_store_motion_pass): New statistics counters "n_stores_deleted"
529 and "n_stores_created", local variables.
531 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
534 (regvec, compute_store_table_current_insn): Remove.
535 (reg_set_info, reg_clear_last_set): Remove.
536 (compute_store_table): Use DF caches instead of local dataflow
539 2009-05-01 Joseph Myers <joseph@codesourcery.com>
541 * c-objc-common.c (c_tree_printer): Print identifiers with
542 pp_identifier, not pp_string. Mark "({anonymous})" for
544 * c-pretty-print.c (pp_c_ws_string): New.
545 (pp_c_cv_qualifier, pp_c_type_specifier,
546 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
547 pp_c_storage_class_specifier, pp_c_function_specifier,
548 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
549 pp_c_primary_expression, pp_c_postfix_expression,
550 pp_c_unary_expression, pp_c_shift_expression,
551 pp_c_relational_expression, pp_c_equality_expression,
552 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
553 use pp_string and pp_c_ws_string in place of pp_identifier and
554 pp_c_identifier for non-identifiers. Mark English strings for
556 * c-pretty-print.h (pp_c_ws_string): Declare.
558 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
559 Roland McGrath <roland@redhat.com>
561 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
562 (ENABLE_LD_BUILDID): New configuration option.
563 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
564 (LINK_BUILDID_SPEC): New macro.
565 (init_spec): If defined, prepend it between LINK_EH_SPEC and
567 * doc/install.texi: Document --enable-linker-build-id option.
568 * configure: Rebuild.
569 * config.in: Rebuild.
571 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
573 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
574 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
575 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
576 MIPS_GP_SAVE_AREA_SIZE.
577 * config/mips/mips.c (struct mips_frame_info): Update comment
578 before arg_pointer_offset and hard_frame_pointer_offset.
579 (mips_compute_frame_info): Update diagram before function: to
580 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
581 indicate the position of frame_pointer_rtx with -fstack-protector and
582 to show args_size. Don't allocate cprestore area for leaf functions
583 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
585 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
587 2009-04-30 Michael Matz <matz@suse.de>
589 PR tree-optimization/39955
590 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
592 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
594 * ira.c (setup_cover_and_important_classes): Use safe macro
595 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
597 * genpreds.c (write_tm_preds_h): Output suitable definition of
598 REG_CLASS_FOR_CONSTRAINT.
600 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
602 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
604 * bitmap.c (bitmap_descriptor): Likewise.
605 * ggc-common.c (loc_descriptor): Likewise.
606 * varray.c (varray_descriptor): Likewise.
607 * vec.c (vec_descriptor): Likewise.
609 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
611 * Makefile.in (dce.o): Add $(EXCEPT_H).
612 * dce.c: Include except.h and delete redundant vector definitions.
613 (deletable_insn_p): Return false for non-call insns that can throw
616 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
618 * gcse.c (ae_gen): Remove.
619 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
620 and make non-static function to make it available in store-motion.c.
621 Update call sites with search-and-replace.
622 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
623 extract_mentioned_regs, extract_mentioned_regs_helper,
624 find_moveable_store, compute_store_table, load_kills_store, find_loads,
625 store_killed_in_insn, store_killed_after, store_killed_before,
626 build_store_vectors, insert_insn_start_basic_block, insert-store,
627 remove_reachable_equiv_notes, replace_store_insn, delete_store,
628 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
629 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
630 * store-motion.c: ...new file. Also copy data structures from gcse.c
631 and clean up to remove parts not used by store motion.
632 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
633 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
635 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
638 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
639 when optimizing for size.
641 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
643 * gcse.c (gcse_constant_p): Fix typo in last change.
645 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
647 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
649 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
651 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
653 2009-04-29 James E. Wilson <wilson@codesourcery.com>
655 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
656 CONST_HIGH_PART result.
658 2009-04-29 Anatoly Sokolov <aesok@post.ru>
660 * config/avr/avr.c (initial_elimination_offset): Rename to
661 avr_initial_elimination_offset.
662 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
663 change return type to bool.
664 (avr_can_eliminate): New function.
665 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
666 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
667 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
668 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
669 avr_initial_elimination_offset.
670 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
671 (avr_initial_elimination_offset): Define.
673 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
674 Steven Bosscher <steven@gcc.gnu.org>
676 PR rtl-optimization/39938
677 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
678 * cfgrtl.c: Include insn-attr.h.
679 (rest_of_pass_free_cfg): New function.
680 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
681 * resource.c (init_resource_info): Remove call to df_analyze.
683 2009-04-29 Richard Guenther <rguenther@suse.de>
686 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
687 allow conversion to signed integers.
689 2009-04-29 Richard Guenther <rguenther@suse.de>
691 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
692 shifts of floating point vectors if the shift amount is
693 a constant multiple of the element size.
695 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
696 Michael Matz <matz@suse.de>
700 * tree-outof-ssa.c (emit_partition_copy): New function.
701 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
702 insert_part_to_rtx_on_edge): Perform the partition base var
703 copy using emit_partition_copy.
704 (insert_value_copy_on_edge): Convert constants to the right mode.
705 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
706 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
708 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
710 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
711 scan backwards to try to find a constant to initialize it.
713 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
714 insn before the loop_end instruction, don't look past labels.
716 2009-04-29 Richard Guenther <rguenther@suse.de>
719 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
720 loose type conversions.
721 (forward_propagate_addr_expr): Fix tuplification bug. Remove
722 stmts only if there are no uses of its definition.
724 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
726 * config/bfin/bfin.h (splitting_loops): Declare.
727 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
728 Reorder bit definitions to be ascending.
729 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
730 * config/bfin/bfin.c (splitting_loops): New variable.
731 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
732 (struct loop_info): Remove members INIT and LOOP_INIT.
733 (bfin_optimize_loop): Don't set them. Reorder the code that generates
734 the LSETUP sequence. Allow LC to be loaded from any register, but
735 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
736 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
738 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
742 * config/bfin/bfin.md (movsi_insn): Refine constraints.
744 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
746 * Makefile.in (PLUGIN_VERSION_H): New.
747 (OBJS-common): Remove plugin-version.o.
748 (plugin.o): Depend on (PLUGIN_VERSION_H).
749 (plugin-version.o): Remove.
750 * configure: Regenerate
751 * configure.ac: Create plugin-version.h.
752 * gcc-plugin.h (plugin_gcc_version): Remove.
753 (plugin_default_version_check): Change signature.
754 * plugin-version.c: Remove.
755 * plugin.c: Include plugin-version.h.
756 (str_plugin_gcc_version_name): Remove.
757 (try_init_one_plugin): Pass gcc version to plugin_init.
758 (plugin_default_version_check): Both gcc and plugin versions are now
761 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
763 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
764 problematic last insns. Test for TYPE_CALL rather than CALL_P.
765 Remove special case testing for last insn of inner loops. Don't fail
766 if the loop ends with a jump, emit an extra nop instead.
768 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
769 DREGS rather than comparing directly. Remove code that tries to
770 account for latencies.
772 2009-04-29 Richard Guenther <rguenther@suse.de>
774 PR tree-optimization/39941
775 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
776 eliminating an indirect call.
778 2009-04-29 Richard Guenther <rguenther@suse.de>
780 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
781 parameter. Allow invariants as base if !require_lvalue.
782 (verify_gimple_assign_single): Adjust.
784 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
786 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
787 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
788 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
789 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
790 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
792 * config/bfin/bfin.c (bfin_expand_builtin,
793 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
795 2009-04-28 Richard Guenther <rguenther@suse.de>
797 * tree-vect-loop.c (get_initial_def_for_induction): Use
798 correct types for pointer increment.
800 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
802 * toplev.c (print_version): Update GMP version string calculation.
804 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
806 PR rtl-optimization/39938
807 * resource.c (init_resource_info): Add call to df_analyze.
809 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
811 * config/alpha/alpha.md (usegp): Cast the result of
812 alpha_find_lo_sum_using_gp to enum attr_usegp.
813 * config/alpha/alpha.c (override_options): Remove end-of-structure
814 marker element from cpu_table. Use array size of cpu_table to handle
815 -mcpu and -mtune options.
816 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
818 2009-04-28 Joseph Myers <joseph@codesourcery.com>
820 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
821 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
823 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
825 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
826 * config/rs6000/option-defaults.h: ... here. New file.
827 (OPT_64, OPT_32): Define.
828 (MASK_64BIT): Define to 0 if not already defined.
829 (OPT_ARCH64, OPT_ARCH32): Define.
830 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
833 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
835 * config/arm/arm.c (arm_override_options): Emit error on using
838 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
840 PR rtl-optimization/39914
841 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
842 registers for allocnos created from user-defined variables only
845 2009-04-28 Richard Guenther <rguenther@suse.de>
848 * fold-const.c (fold_binary): Use distribute_real_division only
851 2009-04-28 Steve Ellcey <sje@cup.hp.com>
853 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
854 add hpux-stdint.h to tm_file.
855 (hppa[12]*-*-hpux11*): Ditto.
856 (ia64*-*-hpux*): Ditto.
857 * config/hpux-stdint.h: New.
858 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
859 __STDC_EXT__ for all compiles.
860 * config/pa/pa-hpux.h: Ditto.
861 * config/pa/pa-hpux10.h: Ditto.
862 * config/pa/pa-hpux11.h: Ditto.
864 2009-04-28 Catherine Moore <clm@codesourcery.com>
866 * debug.h (set_name): Add comment.
868 2009-04-28 Andrew Pinski <pinskia@gmail.com>
871 * config/darwin.c (machopic_gen_offset): Check
872 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
873 * config/arm/arm.c (require_pic_register): Likewise.
875 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
877 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
878 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
879 m32c_promote_prototypes): Delete.
881 2009-04-28 Michael Matz <matz@suse.de>
884 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
887 2009-04-28 Richard Guenther <rguenther@suse.de>
889 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
891 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
893 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
894 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
895 * config/arm/arm-tune.md: Regenerate.
897 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
899 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
900 block if there are complex incoming edges.
901 (sel_merge_blocks): Remove useless assert.
902 (sel_redirect_edge_and_branch): Check that edge was redirected.
903 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
904 (sel_find_rgns): Delete declaration.
905 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
906 the region when it is not a preheader.
908 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
911 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
913 2009-04-28 Richard Guenther <rguenther@suse.de>
915 * tree.h (SSA_NAME_VALUE): Remove.
916 (struct tree_ssa_name): Remove value_handle member.
917 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
918 array for jump threading.
919 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
921 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
922 * tree-flow.h (threadedge_initialize_values): Declare.
923 (threadedge_finalize_values): Likewise.
924 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
925 (SSA_NAME_VALUE): Define.
926 (threadedge_initialize_values): New function.
927 (threadedge_finalize_values): Likewise.
928 * tree-ssa-dom.c (ssa_name_values): New global variable.
929 (SSA_NAME_VALUE): Define.
930 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
932 2009-04-28 Ira Rosen <irar@il.ibm.com>
934 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
935 Use REPORT_VECTORIZED_LOCATIONS instead
936 REPORT_VECTORIZED_LOOPS.
937 * tree-vectorizer.c (vect_verbosity_level): Make static.
938 (vect_loop_location): Rename to vect_location.
939 (vect_set_verbosity_level): Update comment.
940 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
942 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
943 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
944 instead REPORT_UNVECTORIZED_LOOPS.
945 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
946 vect_loop_def to vect_external_def and vect_internal_def.
947 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
948 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
949 REPORT_UNVECTORIZED_LOCATIONS.
950 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
951 and vect_used_in_loop and to vect_unused_in_scope and
953 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
954 (vect_verbosity_level): Remove declaration.
955 (vect_analyze_operations): Likewise.
956 (vect_analyze_stmt): Declare.
957 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
958 REPORT_UNVECTORIZED_LOCATIONS.
959 (vect_get_loop_niters): Fix indentation.
960 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
961 (vect_analyze_loop_operations): New function.
962 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
963 vect_analyze_operations.
964 (vect_is_simple_reduction): Use new names.
965 (vectorizable_live_operation, vect_transform_loop): Likewise.
966 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
967 specify whether the data references can be a part of interleaving chain.
968 (vect_analyze_data_ref_dependence): Use new names.
969 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
970 (vect_create_addr_base_for_vector_ref): Remove redundant code.
971 * tree-vect-patterns.c (widened_name_p): Use new names.
972 (vect_recog_dot_prod_pattern): Likewise.
973 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
974 (process_use, vect_mark_stmts_to_be_vectorized,
975 vect_model_simple_cost, vect_model_store_cost,
976 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
977 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
978 vectorizable_operation, vectorizable_type_demotion,
979 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
980 vectorizable_condition): Likewise.
981 (vect_analyze_operations): Split into vect_analyze_loop_operations
983 (vect_analyze_stmt): ... new function.
984 (new_stmt_vec_info): Use new names.
985 (vect_is_simple_use): Use new names and fix comment.
986 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
987 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
989 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
992 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
993 and integer modes for x87 operands. Do not ICE for unsupported size,
994 generate error instead. Generate error for unsupported operand types.
995 ['z']: Do not handle HImode memory operands specially. Warning
996 for floating-point operands. Fallthru to 'Z' for unsupported operand
997 types. Do not ICE for unsupported size, generate error instead.
998 (output_387_binary_op): Use %Z to output operands.
999 (output_fp_compare): Ditto.
1000 (output_387_reg_move): Ditto.
1002 2009-04-28 Ben Elliston <bje@au.ibm.com>
1007 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1009 * builtins.c (c_strlen): Do not warn here.
1010 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
1011 * c-common.c (pointer_int_sum): Take an explicit location.
1012 Warn about offsets out of bounds.
1013 * c-common.h (pointer_int_sum): Adjust declaration.
1015 2009-04-27 Ian Lance Taylor <iant@google.com>
1017 * collect2.c (is_ctor_dtor): Change type of ret field in struct
1019 * dce.c (run_fast_df_dce): Change type of old_flags to int.
1020 * df-core.c (df_set_flags): Change return type to int. Change
1021 type of old_flags to int.
1022 (df_clear_flags): Likewise.
1023 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
1024 (df_get_conditional_uses): Likewise.
1025 * df.h (df_set_flags, df_clear_flags): Update declarations.
1026 * dwarf2out.c (struct indirect_string_node): Change type of form
1027 field to enum dwarf_form.
1028 (AT_string_form): Change return type to enum dwarf_form.
1029 * fixed-value.c (fixed_compare): Add cast to enum type.
1030 * fwprop.c (update_df): Change 0 to VOIDmode.
1031 * gensupport.c: Change 0 to UNKNOWN.
1032 * gimple.h (gimple_cond_code): Add cast to enum type.
1033 * haifa-sched.c (reemit_notes): Add cast to enum type.
1034 * hooks.c (hook_int_void_no_regs): Remove function.
1035 * hooks.h (hook_int_void_no_regs): Remove declaration.
1036 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
1037 * predict.c (combine_predictions_for_insn): Add casts to enum type.
1038 * real.c (real_arithmetic): Add cast to enum type.
1039 (real_compare): Likewise.
1040 * target.h (struct gcc_target): Change return type of
1041 branch_target_register_class to enum reg_class.
1042 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
1043 default_branch_target_register_class.
1044 * targhooks.c (default_branch_target_register_class): New function.
1045 * targhooks.h (default_branch_target_register_class): Declare.
1046 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
1047 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
1049 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
1051 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
1052 vect_uninitialized_def. Change 0 to ERROR_MARK.
1053 * tree-vect-stmts.c (supportable_widening_operation): Don't
1054 initialize icode1 and icode2.
1055 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
1056 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
1058 (cmn_err_flag_specs): Change 0 to STD_C89.
1059 (cmn_err_char_table): Likewise.
1060 * config/arm/arm.c (get_arm_condition_code): Change type of code
1061 to enum arm_cond_code.
1062 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
1063 (IWMMXT_BUILTIN2): Likewise.
1064 (neon_builtin_type_bits): Don't define typedef.
1065 (neon_builtin_datum): Change type of bits field to int.
1066 (arm_expand_neon_args): Add cast to enum type.
1067 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
1069 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
1071 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
1073 * config/mips/mips.md (jal_macro): Return enum constant.
1074 (single_insn): Likewise.
1075 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
1077 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1079 * config/s390/s390.c (s390_tune_flags): Change type to int.
1080 (s390_arch_flags): Likewise.
1081 (s390_handle_arch_option): Change flags field of struct pta to int.
1082 * config/s390/s390.h (s390_tune_flags): Update declaration.
1083 (s390_arch_flags): Likewise.
1084 * config/sh/sh.c (prepare_move_operands): Compare
1085 tls_symbolic_operand result with enum constant.
1086 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
1087 (sh_expand_prologue): Add cast to enum type.
1088 (sh_expand_epilogue): Likewise.
1089 (tls_symbolic_operand): Change return type to enum tls_model.
1090 (fpscr_set_from_mem): Add cast to enum type.
1091 (legitimize_pic_address): Compare tls_symbolic_operand result with
1093 (sh_target_reg_class): Change return type to enum reg_class.
1094 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
1096 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
1097 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
1098 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
1099 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
1100 (delayed_branch, tls_call_delay): Likewise.
1101 (eligible_for_sibcall_delay): Likewise.
1102 (eligible_for_return_delay): Likewise.
1103 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
1104 (spu_expand_builtin_1): Likewise.
1106 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
1107 for all types of conversions.
1108 (output_init_element): Issue -Wc++-compat warning if needed when
1109 initializing a bitfield with enum type.
1110 * c-parser.c (c_parser_expression): Set original_type to
1111 original_type of right hand operand of comman operator.
1113 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1115 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
1117 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
1118 * doc/cpp.texi (Standard Predefined Macros)
1119 (Implementation-defined behavior): Likewise.
1120 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
1121 * doc/gimple.texi (GIMPLE Exception Handling)
1122 (@code{GIMPLE_ASSIGN}): Likewise.
1123 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
1124 * doc/invoke.texi (Warning Options, Optimize Options)
1125 (AVR Options, Darwin Options): Likewise.
1126 (Optimize Options): Reformulate -fwhole-program description.
1127 * doc/loop.texi (Lambda): Likewise.
1128 * doc/md.texi (Output Template, Define Constraints)
1129 (Standard Names, Insn Splitting): Likewise.
1130 * doc/options.texi (Option properties): Likewise.
1131 * doc/passes.texi (Tree-SSA passes): Likewise.
1132 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
1133 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
1134 (File Names and DBX): Likewise.
1135 * doc/trouble.texi (Incompatibilities): Likewise.
1137 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1139 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
1140 instruction is correct.
1142 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1144 Allow non-constant arguments to conversion intrinsics.
1145 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
1146 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
1147 * spu.c (print_operand): Handle 'v' and 'w'.
1148 (exp2_immediate_p, spu_gen_exp2): Define.
1149 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
1150 spu_convtf_1): Update parameter descriptions.
1151 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
1152 * constraints.md ('v', 'w'): New.
1153 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
1155 (i2f, I2F): New define_mode_attr.
1156 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
1157 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
1158 fixuns_truncv4sfv4si2): Update to use mode attribute.
1159 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
1160 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
1161 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
1162 patterns for combine.
1164 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
1166 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
1167 (cprop, hoist, pre, store_motion): New debug counters.
1168 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
1169 is not an RTL pass anymore.
1170 (pass_profiling): Remove extern decl for pass removed in 2005.
1171 (pass_gcse, pass_jump_bypass): Remove.
1172 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
1173 to 0 for clean state.
1174 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
1175 * cse.c (gate_handle_cse_after_global_opts,
1176 rest_of_handle_cse_after_global_opts): New functions.
1177 (pass_cse_after_global_opts): New pass, does local CSE.
1178 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
1179 (TV_CPROP): New timevar.
1180 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
1181 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
1182 (gcse_main, recompute_all_luids): Remove.
1183 (compute_hash_table_work): Call max_reg_num instead of reading
1185 (cprop_jump): Don't set run_jump_opt_after_gcse.
1186 (constprop_register): Always allow to alter jumps.
1187 (cprop_insn): Likewise.
1188 (do_local_cprop): Likewise.
1189 (local_cprop_pass): Likewise. Return non-zero if something changed.
1190 (cprop): Remove function, fold interesting bits into one_cprop_pass.
1191 (find_implicit_sets): Add note about missed optimization opportunity.
1192 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
1193 pass_rtl_cprop execute function.
1194 Don't bother tracking the pass number, each pass gets its own dumpfile
1196 Always allow to alter jumpsand bypass jumps.
1197 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
1198 will just find no suitable set.
1199 (pre_edge_insert): Fix dumping, this function is for PRE only.
1200 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
1201 pass_rtl_pre execute function.
1202 (hoist_code): Return non-zero if something changed. Keep track of
1203 substitutions and insertions for statistics gathering similar to PRE.
1204 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
1205 called from the pass_rtl_hoist execute function. Show pass statistics.
1206 (compute_store_table): Use max_reg_num directly instead of using the
1207 formerly global max_gcse_regno.
1208 (build_store_vectors): Likewise.
1209 (replace_store_insn): Fix dumping.
1210 (store_motion): Rename to ...
1211 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
1212 pass, called from the pass_rtl_store_motion execute function. Keep
1213 track of substitutions and insertions for statistics gathering similar
1215 (bypass_jumps): Remove, fold interesting bits into ...
1216 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
1217 from the pass_rtl_cprop execute function.
1218 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
1219 pass_jump_bypass): Remove.
1220 (gate_handle_gcse, rest_of_handle_gcse): Remove.
1221 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
1222 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
1223 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
1224 (gate_rtl_store_motion, execute_rtl_store_motion,
1225 pass_rtl_store_motion): New.
1226 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
1227 make it clear that -fcse-skip-blocks is a no-op for backward compat.
1228 * passes.c (init_optimization_passes): Remove pass_gcse and
1229 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
1230 and cse_after_global_opts in place of pass_gcse. Schedule cprop
1231 instead of pass_jump_bypass.
1233 2009-04-27 Richard Guenther <rguenther@suse.de>
1236 * gimplify.c (gimplify_expr): If we are required to create
1237 a temporary make sure it ends up as register.
1239 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
1242 * config/i386/i386.c (construct_container): Don't call
1243 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
1244 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
1246 2009-04-27 Michael Matz <matz@suse.de>
1248 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
1249 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
1250 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
1251 (dump_replaceable_exprs): Take a bitmap.
1252 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
1254 (expand_gimple_basic_block): Likewise.
1255 * tree-ssa-ter.c (struct temp_expr_table_d): Make
1256 replaceable_expressions member a bitmap.
1257 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
1258 (mark_replaceable): Likewise.
1259 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
1260 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
1262 2009-04-27 Richard Guenther <rguenther@suse.de>
1264 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
1265 (verify_stmts): Dispatch to gimple/type verification code.
1266 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
1267 issue with call argument types.
1269 2009-04-27 Michael Matz <matz@suse.de>
1271 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
1272 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
1275 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
1276 Eric Botcazou <ebotcazou@adacore.com>
1278 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
1279 a label's basic block.
1280 (mark_target_live_regs): Tidy and rework obsolete comments.
1281 Change back DF problem to LIVE. If a label starts a basic block,
1282 assume that all registers that used to be live then still are.
1283 (init_resource_info): If a label starts a basic block, set its
1284 BLOCK_FOR_INSN accordingly.
1285 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
1287 2009-04-27 Richard Guenther <rguenther@suse.de>
1289 * tree-flow-inline.h (function_ann): Remove.
1290 (get_function_ann): Likewise.
1291 * tree-dfa.c (create_function_ann): Remove.
1292 * tree-flow.h (struct static_var_ann_d): Remove.
1293 (struct function_ann_d): Likewise.
1294 (union tree_ann_d): Remove fdecl member.
1295 (function_ann_t): Remove.
1296 (function_ann, get_function_ann, create_function_ann): Remove
1299 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
1301 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
1303 2009-04-27 Jan Hubicka <jh@suse.cz>
1305 * ipa-pure-const.c (struct funct_state_d): New fields
1306 state_previously_known, looping_previously_known; remove
1307 state_set_in_source.
1308 (analyze_function): Use new fields.
1309 (propagate): Avoid assumption that state_set_in_source imply
1312 * tree-ssa-loop-niter.c (finite_loop_p): New function.
1313 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
1314 * cfgloop.h (finite_loop_p): Declare.
1316 2009-04-26 Michael Matz <matz@suse.de>
1318 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
1320 2009-04-26 Michael Matz <matz@suse.de>
1322 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
1323 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
1324 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
1325 pass_mark_used_blocks): Remove.
1326 * tree-optimize.c (pass_free_datastructures,
1327 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
1328 * passes.c (init_optimization_passes): Don't call
1329 pass_mark_used_blocks, remove dead code.
1331 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
1333 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
1334 * tree-ssa-live.h (register_ssa_partition): Likewise.
1336 2009-04-26 Michael Matz <matz@suse.de>
1339 * builtins.c (fold_builtin_next_arg): Handle SSA names.
1340 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
1341 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
1343 (compare_pairs): Swap cost comparison.
1344 (coalesce_ssa_name): Don't use change_partition_var.
1345 * tree-nrv.c (struct nrv_data): Add modified member.
1346 (finalize_nrv_r): Set it.
1347 (tree_nrv): Use it to update statements.
1348 (pass_nrv): Require PROP_ssa.
1349 * tree-mudflap.c (mf_decl_cache_locals,
1350 mf_build_check_statement_for): Use make_rename_temp.
1351 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
1352 * alias.c (find_base_decl): Handle SSA names.
1353 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
1354 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
1355 * rtl.h (set_reg_attrs_for_parm): Declare.
1356 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
1357 to "optimized", remove unused locals at finish.
1358 (execute_free_datastructures): Make global, call
1359 delete_tree_cfg_annotations.
1360 (execute_free_cfg_annotations): Don't call
1361 delete_tree_cfg_annotations.
1363 * ssaexpand.h: New file.
1364 * expr.c (toplevel): Include ssaexpand.h.
1365 (expand_assignment): Handle SSA names the same as register variables.
1366 (expand_expr_real_1): Expand SSA names.
1367 * cfgexpand.c (toplevel): Include ssaexpand.h.
1368 (SA): New global variable.
1369 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
1370 (SSAVAR): New macro.
1371 (set_rtl): New helper function.
1372 (add_stack_var): Deal with SSA names, use set_rtl.
1373 (expand_one_stack_var_at): Likewise.
1374 (expand_one_stack_var): Deal with SSA names.
1375 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
1376 before unique numbers.
1377 (expand_stack_vars): Use set_rtl.
1378 (expand_one_var): Accept SSA names, add asserts for them, feed them
1379 to above subroutines.
1380 (expand_used_vars): Expand all partitions (without default defs),
1381 then only the local decls (ignoring those expanded already).
1382 (expand_gimple_cond): Remove edges when jumpif() expands an
1384 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
1385 or remove abnormal edges. Ignore insns setting the LHS of a TERed
1387 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
1388 members of SA; deal with PARM_DECL partitions here; expand
1389 all PHI nodes, free tree datastructures and SA. Commit instructions
1390 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
1391 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
1392 info and statements at start, collect garbage at finish.
1393 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
1394 (VAR_ANN_PARTITION) Remove.
1395 (change_partition_var): Don't declare.
1396 (partition_to_var): Always return SSA names.
1397 (var_to_partition): Only accept SSA names.
1398 (register_ssa_partition): Only check argument.
1399 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
1401 (delete_var_map): Don't free it.
1402 (var_union): Only accept SSA names, simplify.
1403 (partition_view_init): Mark only useful SSA names as used.
1404 (partition_view_fini): Only deal with SSA names.
1405 (change_partition_var): Remove.
1406 (dump_var_map): Use ssa_name instead of partition_to_var member.
1407 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
1409 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
1410 (struct _elim_graph): New member const_dests; nodes member vector of
1412 (set_location_for_edge): New static helper.
1413 (create_temp): Remove.
1414 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
1415 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
1416 (new_elim_graph): Allocate const_dests member.
1417 (clean_elim_graph): Truncate const_dests member.
1418 (delete_elim_graph): Free const_dests member.
1419 (elim_graph_size): Adapt to new type of nodes member.
1420 (elim_graph_add_node): Likewise.
1421 (eliminate_name): Likewise.
1422 (eliminate_build): Don't take basic block argument, deal only with
1423 partition numbers, not variables.
1424 (get_temp_reg): New static helper.
1425 (elim_create): Use it, deal with RTL temporaries instead of trees.
1426 (eliminate_phi): Adjust all calls to new signature.
1427 (assign_vars, replace_use_variable, replace_def_variable): Remove.
1428 (rewrite_trees): Only do checking.
1429 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
1430 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
1431 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
1432 contains_tree_r, MAX_STMTS_IN_LATCH,
1433 process_single_block_loop_latch, analyze_edges_for_bb,
1434 perform_edge_inserts): Remove.
1435 (expand_phi_nodes): New global function.
1436 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
1437 functions, initialize new parameter, remember partitions having a
1439 (finish_out_of_ssa): New global function.
1440 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
1441 don't reset in_ssa_p here, don't disable TER when mudflap.
1442 (pass_del_ssa): Remove.
1443 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
1445 (execute_free_datastructures): Declare.
1446 * Makefile.in (SSAEXPAND_H): New variable.
1447 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
1448 * basic-block.h (commit_one_edge_insertion): Declare.
1449 * passes.c (init_optimization_passes): Move pass_nrv and
1450 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
1451 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
1452 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
1453 (redirect_branch_edge): Deal with super block when expanding, split
1454 out jump patching itself into ...
1455 (patch_jump_insn): ... here, new static helper.
1457 2009-04-26 Michael Matz <matz@suse.de>
1459 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
1460 beyond num_ssa_names.
1461 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
1462 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
1464 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1467 * fwprop.c (forward_propagate_asm): New function.
1468 (forward_propagate_and_simplify): Propagate also into __asm, if it
1469 doesn't increase the number of referenced registers.
1472 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
1474 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1476 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
1477 note_nonlocal_vla_type for nonlocal VLAs.
1478 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
1479 contains_remapped_vars, remap_vla_decls): New functions.
1480 (convert_nonlocal_reference_stmt): If not optimizing, call
1481 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
1482 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
1483 if it wasn't found in var_map.
1484 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
1485 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
1486 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
1488 * gimplify.c (nonlocal_vlas): New variable.
1489 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
1491 (gimplify_body): Create and destroy nonlocal_vlas.
1493 * dwarf2out.c (loc_descr_plus_const): New function.
1494 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
1495 mem_loc_descriptor, loc_descriptor_from_tree_1,
1496 descr_info_loc, gen_variable_die): Use it.
1498 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
1499 !TREE_STATIC VAR_DECLs.
1500 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
1501 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
1502 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
1503 DECL_BY_REFERENCE is valid.
1504 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
1505 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
1506 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
1507 Copy DECL_BY_REFERENCE.
1508 (struct nesting_copy_body_data): New type.
1509 (nesting_copy_decl): New function.
1510 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
1511 if they have variable length.
1513 2009-04-26 Michael Matz <matz@suse.de>
1515 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
1516 mark new temporaries for renaming.
1518 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1521 * c-decl.c (global_bindings_p): Return negative value.
1522 (c_variable_size): New. Based on variable_size from
1524 (grokdeclarator): Call c_variable_size not variable_size.
1526 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
1528 * config/i386/i386.c (print_operand) ['z']: Fix typo.
1530 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
1532 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
1533 Redefine it to just use mingw/include.
1534 (ASM_SPEC): Rules for -m32 and -m64.
1535 (LINK_SPEC): Use Likewise.
1536 (SPEC_32): New define.
1537 (SPEC_64): Likewise.
1538 (SUB_LINK_SPEC): Likewise.
1539 (MULTILIB_DEFAULTS): New define.
1540 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
1541 Add multilib options.
1542 (MULTILIB_DIRNAMES): Likewise.
1543 (MULTILIB_OSDIRNAMES): Likewise.
1545 (INSTALL_LIBGCC): Likewise.
1547 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1550 * c-tree.h (enum c_inline_static_type): New.
1551 (record_inline_static): Declare.
1552 * c-decl.c (struct c_inline_static, c_inline_statics,
1553 record_inline_static, check_inline_statics): New.
1554 (pop_file_scope): Call check_inline_statics.
1555 (start_decl): Call record_inline_static instead of pedwarning
1556 directly for static in inline function.
1557 * c-typeck.c (build_external_ref): Call record_inline_static
1558 instead of pedwarning directly for static referenced in inline
1561 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
1563 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
1564 not new but only being rescanned.
1565 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
1566 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
1567 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
1568 record_set_info, compute_set, grealloc): Remove.
1569 (recompute_all_luids): New function.
1570 (gcse_main): Don't compute sets, and don't do related memory
1571 allocations/free-ing. If something changed before the end of the
1572 pass, update LUIDs using recompute_all_luids.
1573 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
1574 (free_gcse_mem): Don't free it either.
1575 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
1576 Use the df insn LUIDs.
1577 (load_killed_in_block): Likewise.
1578 (compute_hash_table_work): Don't compute reg_set_in_block.
1579 (compute_transp): Use DF_REG_DEF_CHAINs.
1580 (local_cprop_pass): Don't use compute_sets and related functions.
1581 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
1582 Use get_max_uid() instead of max_cuid.
1583 (insert_insn_end_basic_block, pre_insert_copy_insn,
1584 update_ld_motion_stores): Don't try to
1585 keep reg_set tables up to date.
1586 (pre_insert_copies): Use df insn LUIDs.
1587 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
1588 (reg_set_info): Don't use extra bitmap argument.
1589 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
1590 information to compute regs_set_in_block.
1591 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
1592 (bypass_jumps): Don't use compute_sets and friends.
1594 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1597 * opts.c (undocumented_msg): Do not leave blank even with
1600 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1602 * c-decl.c (build_enumerator): Allow values folding to integer
1603 constants but not integer constant expressions with a pedwarn if
1606 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1609 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
1610 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
1611 type is an integer constant.
1613 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1616 * config/i386/i386.c (print_operand) ['z']: Revert handling of
1619 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1622 * c-decl.c (grokdeclarator): Diagnose declarations of functions
1623 with variably modified return type and no storage class
1624 specifiers, except for the case of nested functions. Distinguish
1625 extern declarations of functions with variably modified return
1626 types from those of objects with variably modified types.
1628 2009-04-25 Jan Hubicka <jh@suse.cz>
1630 * tree.c (list_equal_p): New function.
1631 * tree.h (list_equal_p): Declare.
1632 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1633 basic_block_def, basic_block, const_basic_block): New.
1634 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
1635 (redirect_eh_edge): New function.
1636 (make_eh_edge_update_phi): EH edges are not abnormal.
1637 * except.c: Include tree-flow.h.
1638 (list_match): New function.
1639 (eh_region_replaceable_by_p): New function.
1640 (replace_region): New function.
1641 (hash_type_list): New function.
1642 (hash_eh_region): New function.
1643 (eh_regions_equal_p): New function.
1644 (merge_peers): New function.
1645 (remove_unreachable_regions): Verify EH tree when checking;
1647 (copy_eh_region_1): New function.
1648 (copy_eh_region): New function.
1649 (push_reachable_handler): New function.
1650 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
1651 regions without label but with live RESX.
1652 * except.h (redirect_eh_edge_to_label): New.
1653 * tree-flow.h (redirect_eh_edge): New.
1654 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1655 basic_block_def, basic_block, const_basic_block): Remove.
1656 * Makefile.in (except.o): Add dependency on tree-flow.h
1657 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
1658 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
1661 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
1664 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
1665 on the destination of memcpy.
1667 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
1669 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
1670 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
1671 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
1673 2009-04-25 Jan Hubicka <jh@suse.cz>
1675 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
1676 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
1677 to be reached by different label than left.
1678 (update_eh_edges): Update comment; remove edge_to_remove if possible
1679 and return true if suceeded.
1680 (cleanup_empty_eh): Accept sharing map; handle shared regions.
1681 (cleanup_eh): Compute sharing map.
1682 * except.c (remove_eh_handler_and_replace): Add argument if we should
1684 (remove_unreachable_regions): Update for label sharing.
1685 (label_to_region_map): Likewise.
1686 (get_next_region_sharing_label): New function.
1687 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
1689 (remove_eh_handler): Update.
1690 (remove_eh_region_and_replace_by_outer_of): New function.
1691 * except.h (struct eh_region): Add next_region_sharing_label.
1692 (remove_eh_region_and_replace_by_outer_of,
1693 get_next_region_sharing_label): Declare.
1694 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
1696 2009-04-25 Jan Hubicka <jh@suse.cz>
1698 * tree-cfg.c (split_critical_edges): Split also edges where we can't
1699 insert code even if they are not critical.
1701 2009-04-25 Jan Hubicka <jh@suse.cz>
1703 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1704 (gimple_can_remove_branch_p): EH edges won't remove branch by
1706 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
1707 updating of non-abnormal EH edges.
1708 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1709 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
1710 (split_critical_edges): Split also edges where emitting code on them
1711 will lead to splitting later.
1713 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1714 H.J. Lu <hongjiu.lu@intel.com>
1717 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
1718 the configured assembler supports fildq and fistpq mnemonics.
1719 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
1720 * configure: Regenerated.
1723 * config/i386/i386.c (print_operand): Handle 'Z'.
1724 ['z']: Remove handling of special fild/fist suffixes.
1725 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
1726 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
1727 suffix of fild insn.
1728 (*floatsi<mode>2_vector_mixed): Ditto.
1729 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
1730 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
1731 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1732 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
1733 * config/i386/gas.h (GAS_MNEMONICS): Remove.
1735 2009-04-25 Ben Elliston <bje@au.ibm.com>
1737 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
1738 the source of a set operation.
1740 2009-04-25 Anatoly Sokolov <aesok@post.ru>
1742 * target.h (struct gcc_target): Add case_values_threshold field.
1743 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
1744 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
1745 * targhooks.c (default_case_values_threshold): New function.
1746 * targhooks.h (default_case_values_threshold): Declare function.
1747 * stmt.c (expand_case): Use case_values_threshold target hook.
1748 * expr.h (case_values_threshold): Remove declartation.
1749 * expr.c (case_values_threshold): Remove function.
1750 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
1752 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
1753 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1754 (avr_case_values_threshold): Declare as static.
1755 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
1757 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
1758 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1759 (mn10300_case_values_threshold): New function.
1761 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1763 * ira.c (setup_cover_and_important_classes): Add enum cast.
1765 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
1767 * genpreds.c (write_enum_constraint_num): Output definition of
1768 CONSTRAINT_NUM_DEFINED_P macro.
1769 * ira.c (setup_cover_and_important_classes): Use
1770 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
1772 2009-04-24 DJ Delorie <dj@redhat.com>
1774 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
1775 __SH2A_SINGLE_ONLY__ also.
1777 2009-04-24 Steve Ellcey <sje@cup.hp.com>
1779 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
1780 (movdf_internal): Ditto.
1781 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
1782 SFmode and DFmode constants.
1783 (ia64_print_operand): Add 'G' format for printing
1784 floating point constants.
1786 2009-04-24 Richard Guenther <rguenther@suse.de>
1788 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
1789 from unsigned additions.
1791 2009-04-24 Joseph Myers <joseph@codesourcery.com>
1793 * c-typeck.c (set_init_index): Allow array designators that are
1794 not integer constant expressions with a pedwarn if pedantic.
1796 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1798 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
1799 zero if no overlap in nonzero bits between the operands.
1801 2009-04-24 Ian Lance Taylor <iant@google.com>
1803 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
1804 (record_dead_and_set_regs): Likewise.
1805 * df.h (struct df_mw_hardreg): Change flags field to int.
1806 (struct df_base_ref): Likewise.
1807 (struct df): Change changeable_flags field to int.
1808 * df-scan.c (df_defs_record): Change clobber_flags to int.
1809 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
1810 constants rather than #define macros.
1811 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
1812 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
1813 (enum dwarf_calling_convention): Likewise.
1814 (enum dwarf_line_number_x_ops): Likewise.
1815 (enum dwarf_call_frame_info): Likewise.
1816 (enum dwarf_source_language): Likewise.
1817 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
1818 (add_calling_convention_attribute): Likewise.
1819 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
1820 (combine_comparisons): Change compcode to int. Add cast to enum type.
1821 * genrecog.c (maybe_both_true_2): Change c to int.
1822 (write_switch): Likewise. Add cast to enum type.
1823 * gimplify.c (gimplify_omp_for): Handle return values from
1824 gimplify_expr using MIN rather than bitwise or.
1825 (gimplify_expr): Add cast to enum type.
1826 * ipa-prop.c (update_jump_functions_after_inlining): Change
1827 IPA_BOTTOM to IPA_JF_UNKNOWN.
1828 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
1829 Add casts to enum type.
1830 (setup_cover_and_important_classes): Change cl to int. Add casts
1832 (setup_class_translate): Change cl and mode to int.
1833 (ira_init_once): Change mode to int.
1834 (free_register_move_costs): Likewise.
1835 (setup_prohibited_mode_move_regs): Add casts to enum type.
1836 * langhooks.c (add_builtin_function_common): Rework assertion that
1837 value fits bitfield.
1838 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
1839 * omega.c (omega_do_elimination): Avoid math on enum types.
1840 * optabs.c (expand_vec_shift_expr): Remove casts to int.
1841 * opts.c (set_debug_level): Change 2 to enum constant. Use new
1842 int local to handle integral_argment value.
1843 * regmove.c (try_auto_increment): Change PUT_MODE to
1845 * reload.c (push_secondary_reload): Add casts to enum type.
1846 (secondary_reload_class, find_valid_class): Likewise.
1847 * reload1.c (emit_input_reload_insns): Likewise.
1848 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
1849 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
1850 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
1852 * tree.c (build_common_builtin_nodes): Add casts to enum type.
1853 * tree-complex.c (complex_lattice_t): Typedef to int rather than
1855 (expand_complex_libcall): Add casts to enum type.
1856 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
1857 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
1858 with ERROR_MARK, not NUM_TREE_CODES.
1859 (vect_create_epilog_for_reduction): Likewise.
1860 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
1861 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
1862 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
1864 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
1865 vect_unused_in_loop. Change 0 to loop_vect.
1866 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
1867 * var-tracking.c (get_init_value): Change return type to enum
1869 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
1870 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
1872 (arm_override_options): Add casts to enum type.
1873 (arm_emit_tls_decoration): Likewise.
1874 * config/i386/i386.c (ix86_function_specific_restore): Add casts
1876 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
1877 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
1878 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
1880 * config/s390/s390.c (code_for_builtin_64): Change to array of
1882 (code_for_builtin_31): Likewise.
1883 (s390_expand_builtin): Change code_for_builtin to enum insn_code
1885 * config/sparc/sparc.c (sparc_override_options): Change value
1886 field in struct code_model to enum cmodel. In initializer change
1887 0 to NULL and add cast to enum type.
1889 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1890 Change all callers. Issue a -Wc++-compat warning using
1891 lhs_origtype if necessary.
1892 (convert_for_assignment): Issue -Wc++-compat warnings about
1893 invalid conversions to enum type on assignment.
1894 * c-common.h (build_modify_expr): Update declaration.
1896 2009-04-24 Nick Clifton <nickc@redhat.com>
1898 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1899 (function_arg_advance): Likewise.
1900 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1903 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1905 * config/s390/constraints.md ('I', 'J'): Fix condition.
1907 2009-04-24 Diego Novillo <dnovillo@google.com>
1909 * gengtype-parse.c (parse_error): Add newline after message.
1911 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1913 * config/i386/sse.md (avxmodesuffixs): Removed.
1914 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1915 (*avx_pinsr<ssevecsize>): This.
1917 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1919 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1920 follow chains of regs with a single definition, and allow expressions
1921 that are function_invariant_p.
1922 (simple_rhs_p): Allow expressions that are function_invariant_p.
1924 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1927 * fold-const.c (fold_cond_expr_with_comparison): When folding
1928 > and >= to MAX, make sure the MAX uses the same type as the
1929 comparison's operands.
1931 2009-04-24 Nick Clifton <nickc@redhat.com>
1933 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1934 addressing for DImode accesses.
1935 (frv_print_operand_address): Handle PLUS case.
1936 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1938 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1940 PR rtl-optimization/39794
1941 * alias.c (canon_true_dependence): Add x_addr argument.
1942 * rtl.h (canon_true_dependence): Adjust prototype.
1943 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1944 * cselib.c (cselib_invalidate_mem): Likewise.
1945 * gcse.c (compute_transp): Likewise.
1946 * dse.c (scan_reads_nospill): Likewise.
1947 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1948 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1949 canon_base_addr of the group, plus optional offset.
1950 (struct group_info): Rename canon_base_mem to
1952 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1953 canon_rtx of base_mem.
1955 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1957 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1958 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1960 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1962 * config/spu/spu-builtins.h: Delete file.
1964 * config/spu/spu.h (enum spu_builtin_type): Move here from
1966 (struct spu_builtin_description): Likewise. Add GTY marker.
1967 Do not use enum spu_function_code or enum insn_code.
1968 (spu_builtins): Add extern declaration.
1970 * config/spu/spu.c: Do not include "spu-builtins.h".
1971 (enum spu_function_code, enum spu_builtin_type_index,
1972 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1973 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1974 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1975 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1976 (spu_builtin_types): Make static. Add GTY marker.
1977 (spu_builtins): Add extern declaration with GTY marker.
1980 * config/spu/spu-c.c: Do not include "spu-builtins.h".
1981 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
1982 Check programmatically whether all parameters are scalar.
1984 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
1986 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
1988 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
1989 assignment from the constructor either if the target is volatile.
1991 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
1993 * config/arm/arm.md (insv): Do not share operands[0].
1995 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
1997 * config/vxlib-tls.c (active_tls_threads): Delete.
1998 (delete_hook_installed): New.
1999 (tls_delete_hook): Don't delete the delete hook.
2000 (tls_destructor): Delete it here.
2001 (__gthread_set_specific): Adjust installing the delete hook.
2002 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
2003 __gthread_leave_tsd_dtor_context.
2005 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
2007 * c-format.c (gcc_tdiag_char_table): Add support for %E.
2009 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
2011 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
2013 (alpha_rtx_costs): Ditto.
2014 (emit_unlikely_jump): Use add_reg_note.
2015 (emit_frame_store_1): Ditto.
2016 (alpha_expand_prologue): Ditto.
2017 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2018 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
2020 2009-04-23 Nick Clifton <nickc@redhat.com>
2022 * config/v850/v850.md (epilogue): Remove suppressed code.
2023 (return): Rename to return_simple and remove test of frame size.
2024 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
2025 to gen_return_simple.
2027 2009-04-22 Jing Yu <jingyu@google.com>
2030 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
2032 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2035 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
2036 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
2037 value is a VECTOR_CST, the element type is the element type of the
2040 2009-04-22 DJ Delorie <dj@redhat.com>
2042 * config/m32c/m32c.h: Update GTY annotations to new syntax.
2044 2009-04-22 Jakub Jelinek <jakub@redhat.com>
2046 * alias.c (find_base_term): Move around LO_SUM case, so that
2047 CONST falls through into PLUS/MINUS handling.
2050 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
2051 into 0, use omit_one_operand.
2053 2009-04-23 Ben Elliston <bje@au.ibm.com>
2055 * config/rs6000/linux-unwind.h (get_regs): Remove type
2056 puns. Change the type of `pc' to an array of unsigned ints and
2057 update all users. Constify frame24.
2059 2009-04-22 DJ Delorie <dj@redhat.com>
2061 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
2062 declarations before code.
2063 (current_function_special_page_vector): Likewise.
2064 (m32c_expand_insv): Silence a warning.
2066 2009-04-21 Taras Glek <tglek@mozilla.com>
2068 * alias.c: Update GTY annotations to new syntax.
2069 * basic-block.h: Likewise.
2070 * bitmap.h: Likewise.
2071 * c-common.h: Likewise.
2072 * c-decl.c: Likewise.
2073 * c-parser.c: Likewise.
2074 * c-pragma.c: Likewise.
2075 * c-tree.h: Likewise.
2076 * cfgloop.h: Likewise.
2077 * cgraph.h: Likewise.
2078 * config/alpha/alpha.c: Likewise.
2079 * config/arm/arm.h: Likewise.
2080 * config/avr/avr.h: Likewise.
2081 * config/bfin/bfin.c: Likewise.
2082 * config/cris/cris.c: Likewise.
2083 * config/darwin.c: Likewise.
2084 * config/frv/frv.c: Likewise.
2085 * config/i386/i386.c: Likewise.
2086 * config/i386/i386.h: Likewise.
2087 * config/i386/winnt.c: Likewise.
2088 * config/ia64/ia64.h: Likewise.
2089 * config/iq2000/iq2000.c: Likewise.
2090 * config/mips/mips.c: Likewise.
2091 * config/mmix/mmix.h: Likewise.
2092 * config/pa/pa.c: Likewise.
2093 * config/pa/pa.h: Likewise.
2094 * config/rs6000/rs6000.c: Likewise.
2095 * config/s390/s390.c: Likewise.
2096 * config/sparc/sparc.c: Likewise.
2097 * config/xtensa/xtensa.c: Likewise.
2098 * cselib.h: Likewise.
2099 * dbxout.c: Likewise.
2100 * dwarf2out.c: Likewise.
2101 * except.c: Likewise.
2102 * except.h: Likewise.
2103 * fixed-value.h: Likewise.
2104 * function.c: Likewise.
2105 * function.h: Likewise.
2106 * gimple.h: Likewise.
2107 * integrate.c: Likewise.
2108 * optabs.c: Likewise.
2109 * output.h: Likewise.
2112 * stringpool.c: Likewise.
2113 * tree-data-ref.c: Likewise.
2114 * tree-flow.h: Likewise.
2115 * tree-scalar-evolution.c: Likewise.
2116 * tree-ssa-address.c: Likewise.
2117 * tree-ssa-alias.h: Likewise.
2118 * tree-ssa-operands.h: Likewise.
2121 * varasm.c: Likewise.
2122 * varray.h: Likewise.
2124 * coretypes.h: Do not define GTY macro if it is already defined.
2125 * doc/gty.texi: Update GTY documentation to new syntax.
2126 * gengtype-lex.l: Enforce attribute-like syntax for GTY
2127 annotations on structs.
2128 * gengtype-parse.c: Likewise.
2130 2009-04-22 Mark Heffernan <meheff@google.com>
2132 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
2134 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
2136 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
2139 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
2141 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
2142 the same as a PLUS without a shift. Increase the cost of a
2145 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2147 * Makefile.in: Update dependencies.
2148 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
2149 * errors.h: Remove bogus comment about compatibility.
2150 (warning): Update declaration.
2151 * genautomata.c: Update all calls to warning.
2152 * gimple.c: Do not include errors.h. Include toplev.h.
2153 * tree-ssa-structalias.c: Do not include errors.h.
2154 * omega.c: Likewise.
2155 * tree-ssa-reassoc.c: Likewise.
2156 * config/spu/spu-c.c: Likewise.
2157 * config/spu/t-spu-elf: Update dependencies.
2159 2009-04-22 Richard Guenther <rguenther@suse.de>
2161 PR tree-optimization/39824
2162 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
2163 make sure the types are compatible.
2165 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2168 * c-common.c (c_parse_error): Take a token_flags parameter.
2169 Use token_type for the token type instead.
2170 Pass token_flags to cpp_type2name.
2171 * c-common.h (c_parse_error): Update declaration.
2172 * c-parser.c (c_parser_error): Pass 0 as token flags.
2174 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
2176 PR rtl-optimization/39580
2177 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
2179 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2181 * function.c (expand_function_end): Do not emit a jump to the "naked"
2182 return label for fall-through returns.
2183 * except.c (sjlj_emit_function_exit): Always place the call to the
2184 unregister function at the location installed by expand_function_end.
2186 2009-04-22 Richard Guenther <rguenther@suse.de>
2188 PR tree-optimization/39845
2189 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
2190 (gen_inbound_check): Likewise.
2192 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
2194 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
2196 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
2197 * config/vxlib.c (__gthread_once): Add race guard for PPC.
2199 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
2201 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
2202 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
2203 shift counts to avoid out-of-bounds array accesses.
2205 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
2207 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
2208 (Pmode): Move above.
2210 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
2212 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
2213 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
2214 GET_CODE macro. Use IN_RANGE macro where appropriate.
2215 * config/alpha/alpha.h: Ditto.
2216 * config/alpha/alpha.md: Ditto.
2217 * config/alpha/constraints.md: Ditto.
2218 * config/alpha/predicates.md: Ditto.
2220 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
2222 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
2223 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2224 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2225 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2226 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2227 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2228 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2229 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2230 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2231 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2232 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2233 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2234 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2235 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2236 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2237 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2238 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2239 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2240 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2241 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2242 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2243 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2244 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2245 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2246 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2247 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2248 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2250 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2252 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
2253 references from comments.
2254 * cfgbuild.c: (count_basic_blocks): Delete.
2255 (find_basic_blocks_1): Delete.
2256 (find_basic_blocks): Delete.
2257 * except.c (finish_eh_generation): Make static. Move comment from
2258 except.h here. Remove find_basic_blocks references from comments.
2259 * except.h (finish_eh_generation): Delete.
2260 * basic-block.h (find_basic_blocks): Delete.
2261 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
2263 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
2265 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
2266 (sdbout_parms): Likewise.
2268 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
2270 * config/sh/sh.c (prepare_cbranch_operands): Use
2271 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
2272 (expand_cbranchdi4): Likewise.
2273 (from_compare): Add cast to enum type.
2274 (expand_cbranchsi4): Use add_reg_note.
2275 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
2276 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
2277 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
2278 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2279 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
2280 instead of CODE_FOR_nothing.
2281 (cbranchdi4): Likewise. Fix the order of arguments for
2283 (push_fpscr): Use add_reg_note.
2284 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
2285 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
2287 2009-04-21 Joseph Myers <joseph@codesourcery.com>
2289 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
2290 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
2291 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
2292 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
2293 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
2294 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
2295 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
2296 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
2297 config/alpha/x-vms, config/arc/t-arc,
2298 config/arm/README-interworking, config/arm/arm-c.c,
2299 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
2300 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
2301 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
2302 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
2303 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
2304 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
2305 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
2306 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
2307 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
2308 config/cris/t-elfmulti, config/crx/t-crx,
2309 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
2310 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
2311 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
2312 config/h8300/t-h8300, config/i386/athlon.md,
2313 config/i386/darwin-libgcc.10.4.ver,
2314 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
2315 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
2316 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
2317 config/i386/t-linux64, config/i386/t-nwld,
2318 config/i386/t-rtems-i386, config/i386/t-sol2-10,
2319 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
2320 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
2321 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
2322 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
2323 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
2324 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
2325 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
2326 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
2327 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
2328 config/m68k/t-uclinux, config/mcore/t-mcore,
2329 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
2330 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
2331 config/mips/crtn.asm, config/mips/irix-crti.asm,
2332 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
2333 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
2334 config/mips/mips-fixed.md, config/mips/sb1.md,
2335 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
2336 config/mips/t-iris6, config/mips/t-isa3264,
2337 config/mips/t-libgcc-mips16, config/mips/t-linux64,
2338 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
2339 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
2340 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
2341 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
2342 config/mn10300/t-linux, config/mn10300/t-mn10300,
2343 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
2344 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
2345 config/picochip/libgccExtras/clzsi2.asm,
2346 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
2347 config/rs6000/darwin-libgcc.10.4.ver,
2348 config/rs6000/darwin-libgcc.10.5.ver,
2349 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
2350 config/rs6000/t-aix43, config/rs6000/t-aix52,
2351 config/rs6000/t-darwin, config/rs6000/t-fprules,
2352 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
2353 config/rs6000/t-lynx, config/rs6000/t-netbsd,
2354 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
2355 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
2356 config/rs6000/t-rtems, config/rs6000/t-spe,
2357 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
2358 config/score/t-score-elf, config/sh/divcost-analysis,
2359 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
2360 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
2361 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
2362 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
2363 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
2364 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
2365 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
2366 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
2367 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
2368 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
2369 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
2370 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
2371 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
2372 limitx.h, version.c, xcoff.h: Add copyright and license notices.
2373 * config/h8300/genmova.sh: Include copyright and license notices
2374 in generated output.
2375 * config/h8300/mova.md: Regenerate.
2376 * doc/install.texi2html: Include word "Copyright" in copyright
2377 notice and use name "Free Software Foundation, Inc.".
2378 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
2379 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
2380 ChangeLog-2007, ChangeLog-2008: Correct dates.
2382 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
2384 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
2385 NE_EXPR operations as well.
2386 * c-parser.c (c_parser_condition): Do not set location information on
2388 (c_parser_conditional_expression): Likewise.
2389 (c_parser_binary_expression): Set location information on operators.
2390 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
2391 TRUTH_NOT_EXPR has been folded.
2392 * fold-const.c (fold_truth_not_expr): Copy location information from
2393 the incoming expression to the outgoing one.
2394 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
2395 recursive calls on the LHS of the operator but pass that of the
2396 operator to recursive calls on the RHS of the operator. Set it
2398 (shortcut_cond_expr): Set the locus of the operator on the second
2399 COND_EXPR and that of the expression on the first in degenerate cases.
2400 Pass the locus of the expression to calls to shortcut_cond_r.
2401 Set the locus of the 'then' block on the associated jump, if any.
2402 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
2403 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
2404 expression to call to gimplify_boolean_expr.
2406 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
2408 * config.gcc: Add additional configuration for
2409 i686-w64-mingw* and x86_64-w64-mingw* triplet.
2410 * config/i386/mingw-w64.h: New mingw-w64 specific header.
2411 (CPP_SPEC): Redefine for allowing -municode option.
2412 (STARTFILE_SPEC): Likewise.
2413 * config/i386/t-mingw-w64: New.
2414 * config/i386/mingw-w64.opt: New.
2415 (municode): Add new target option.
2416 * doc/invoke.texi (municode): Add documentation for new option.
2418 2009-04-21 Ian Lance Taylor <iant@google.com>
2420 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2421 Correct test for number of arguments.
2422 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
2424 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
2426 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
2427 argument of emit_library_call.
2429 2009-04-21 Richard Guenther <rguenther@suse.de>
2432 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
2433 inside VIEW_CONVERT_EXPRs.
2435 2009-04-21 Martin Jambor <mjambor@suse.cz>
2437 * tree-switch-conversion.c (build_constructors): Split a long line.
2438 (constructor_contains_same_values_p): New function.
2439 (build_one_array): Create assigns of constants if possible, do not
2440 call mark_sym_for_renaming, call update_stmt.
2441 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
2442 make_rename_temp. Do not call mark_symbols_for_renaming, call
2444 (gen_def_assigns): Do not call mark_symbols_for_renaming or
2445 find_new_referenced_vars, call update_stmt.
2446 (gen_inbound_check): Use create_tmp_var and create ssa names manually
2447 instead of calling make_rename_temp. Do not call
2448 find_new_referenced_vars or mark_symbols_for_renaming, call
2451 2009-04-21 Richard Guenther <rguenther@suse.de>
2453 PR tree-optimization/39827
2454 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
2455 (tree_ssa_phiprop): Pass the correct array size.
2457 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
2459 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
2461 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
2464 * c-typeck.c (lvalue_p): Move declaration ...
2465 * c-common.h (lvalue_p): ... to here.
2466 * c-common.c (candidate_equal_p): New.
2467 (add_tlist): Use it.
2468 (merge_tlist): Use it.
2469 (warn_for_collisions_1): Likewise.
2470 (warning_candidate_p): Accept more candidates.
2471 (verify_tree): A warning candidate can be an expression. Use
2474 2009-04-21 Ben Elliston <bje@au.ibm.com>
2477 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2478 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
2479 options. Remove -mcall-solaris documentation.
2481 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2484 * doc/invoke.texi (-Wlong-long): Update description.
2485 * c-lex (interpret_integer): Only warn if there was no previous
2486 overflow and -Wlong-long is enabled.
2487 * c-decl.c (declspecs_add_type): Drop redundant flags.
2488 * c.opt (Wlong-long): Init to -1.
2489 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
2490 and front-end warn_long_long. Wlong-long only depends on other
2491 flags if it is uninitialized.
2492 * c-parser.c (disable_extension_diagnostics): warn_long_long is
2493 the same for CPP and FE.
2494 (restore_extension_diagnostics): Likewise.
2496 2009-04-20 Ian Lance Taylor <iant@google.com>
2498 Fix enum conversions which are invalid in C++:
2499 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
2500 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
2501 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
2502 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
2503 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
2504 (dbxout_parms): Likewise.
2505 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
2506 (df_clear_flags): Likewise.
2507 * df-problems.c (df_rd_bb_local_compute_process_def): Change
2508 top_flag parameter to int.
2509 (df_chain_create_bb_process_use): Likewise.
2510 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
2512 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
2513 (df_ref_create_structure, df_def_record_1): Likewise.
2514 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
2515 (df_notes_rescan): Change 0 to VOIDmode in function call.
2516 (df_get_call_refs, df_insn_refs_collect): Likewise.
2517 (df_bb_regs_collect): Likewise.
2518 (df_entry_block_defs_collect): Likewise.
2519 (df_exit_block_uses_collect): Likewise.
2520 * df.h: Update declarations.
2521 * double-int.c (double_int_divmod): Add cast to enum type.
2522 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
2523 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
2524 (based_loc_descr): Likewise.
2525 (loc_descriptor_from_tree_1): Change first_op and second_op to
2526 enum dwarf_location_atom. Add cast to enum type.
2527 * expmed.c (init_expmed): Change 0 to SET in function call.
2528 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
2529 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
2530 (do_store_flag): Likewise.
2531 * fixed-value.h (struct fixed_value): Change mode to enum
2533 * function.c (assign_parms): Change 0 to VOIDmode in function call.
2534 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
2536 (insert_insn_decl, insert_decl, insert_state): Likewise.
2537 (automata_list_finish): Likewise.
2538 * genrecog.c (process_define_predicate): Add cast to enum type.
2539 * gensupport.c (init_predicate_table): Add cast to enum type.
2540 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
2542 (gimple_build_call_1, gimple_build_label): Likewise.
2543 (gimple_build_goto, gimple_build_asm_1): Likewise.
2544 (gimple_build_switch_1, gimple_build_cdt): Likewise.
2545 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
2546 (enum fallback): Rename from enum fallback_t.
2547 (fallback_t): Typedef as int.
2548 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
2549 GSI_SAME_STMT in function call.
2550 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
2552 (setup_reg_class_relations): Likewise.
2553 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
2554 (setup_prohibited_class_mode_regs): Add cast to enum type.
2555 (setup_prohibited_mode_move_regs): Likewise.
2556 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
2557 (record_address_regs): Change i to enum reg_class.
2558 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
2559 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
2560 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
2561 (GET_MODE_2XWIDER_MODE): Likewise.
2562 (GET_CLASS_NARROWEST_MODE): Likewise.
2563 * omp-low.c (expand_omp_for): Add cast to enum type.
2564 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
2565 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
2566 * postreload.c (reload_cse_simplify_operands): Change rclass local
2568 * predict.c (combine_predictions_for_insn): Change best_predictor
2569 and predictor to enum br_predictor.
2570 (combine_predictions_for_bb): Likewise.
2571 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
2572 use SET_PREDICT_EXPR_OUTCOME.
2573 * real.c (real_arithmetic): Change icode to code in function call.
2574 * reginfo.c (init_move_cost): Add casts to enum type.
2575 (init_reg_sets_1, init_fake_stack_mems): Likewise.
2576 * regmove.c (regclass_compatible_p): Change class0 and class1 to
2578 * reload.c (find_valid_class): Add casts to enum type.
2579 (push_reload): Change 0 to NO_REGS in function call.
2580 (find_reloads): Change this_alternative to array of enum
2581 reg_class. Remove some now-unnecessary casts.
2582 (make_memloc): Change 0 to VOIDmode in function call.
2583 * reload1.c (reload): Change 0 to VOIDmode in function call.
2584 (eliminate_regs_1, elimination_effects): Likewise.
2585 (eliminate_regs_in_insn): Likewise.
2586 (emit_input_reload_insns): Add cast to enum type.
2587 (delete_output_reload): Change 0 to VOIDmode in function call.
2588 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
2589 to enum type in function call.
2590 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
2591 (SET_PREDICT_EXPR_OUTCOME): Define.
2592 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
2593 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
2594 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
2595 (dump_function): Likewise.
2596 * tree-dump.h: Update declarations.
2597 * tree-pass.h: Update declarations.
2598 * varasm.c (assemble_integer): Change mclass to enum mode_class.
2599 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
2601 (arm_rtx_costs_1): Correct parenthesization.
2602 (arm_rtx_costs): Add casts to enum type.
2603 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
2604 (vfp_emit_fstmd): Use add_rg_note.
2605 (emit_multi_reg_push, emit_sfm): Likewise.
2606 (thumb_set_frame_pointer): Likewise.
2607 (arm_expand_prologue): Likewise.
2608 (arm_regno_class): Change return type to enum reg_class.
2609 (thumb1_expand_prologue): Use add_reg_note.
2610 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
2611 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
2613 * config/arm/gentune.sh: Add cast to enum type.
2614 * config/arm/arm-tune.md: Rebuild.
2615 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
2616 (ix86_split_fp_branch, predict_jump): Likewise.
2617 (ix86_expand_multi_arg_builtin): Change sub_code from enum
2618 insn_code to enum rtx_code.
2619 (ix86_builtin_vectorized_function): Add cast to enum type.
2620 * config/i386/i386.md (truncdfsf2): Change slot to enum
2622 (truncxf<mode>2, isinf<mode>2): Likewise.
2623 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
2625 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
2626 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
2627 (insert_bundle_state): Change 1 to INSERT in function call.
2628 (ia64_add_bundle_selector_before): Likewise.
2629 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
2630 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
2631 (restore_stack_nonlocal): Likewise.
2632 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
2634 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
2636 (mips_rtx_costs): Likewise.
2637 (mips_override_options): Add casts to enum type.
2638 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
2640 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
2641 (store_reg, set_reg_plus_d): Likewise.
2642 (hppa_expand_prologue, hppa_profile_hook): Likewise.
2643 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
2645 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
2647 (emit_unlikely_jump): Use add_reg_note.
2648 (rs6000_emit_allocate_stack): Likewise.
2649 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
2650 (output_toc): Change 1 to INSERT in function call.
2651 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
2652 (rs6000_initialize_trampoline): Likewise.
2653 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
2655 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
2656 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
2657 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
2658 (save_gprs): Use add_reg_note.
2659 (s390_emit_prologue): Likewise.
2660 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2661 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
2662 (sparc_fold_builtin): Add cast to enum type.
2663 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
2665 (spu_expand_prologue): Use add_reg_note.
2666 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
2668 2009-04-20 Ian Lance Taylor <iant@google.com>
2670 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
2671 (c_parser_postfix_expression_after_primary): Get VEC for list of
2672 arguments. Get original types of arguments. Call
2673 build_function_call_vec.
2674 (cached_expr_list_1, cached_expr_list_2): New static variables.
2675 (c_parser_expr_list): Change return type to VEC *. Add
2676 p_orig_types parameter. Change all callers.
2677 (c_parser_release_expr): New static function.
2678 (c_parser_vec_to_tree_list): New static function.
2679 * c-typeck.c (build_function_call): Rewrite to build a VEC and
2680 call build_function_call_vec.
2681 (build_function_call_vec): New function, based on old
2682 build_function_call.
2683 (convert_arguments): Remove nargs and argarray parameters. Change
2684 values to a VEC. Add origtypes parameter.
2685 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
2686 (convert_for_assignment): Add origtype parameter. Change all
2687 callers. If warn_cxx_compat, check for conversion to an enum
2688 type when calling a function.
2689 (store_init_value): Add origtype parameter. Change all callers.
2690 (digest_init): Likewise.
2691 (struct init_node): Add origtype field.
2692 (add_pending_init): Add origtype parameter. Change all callers.
2693 (output_init_element): Likewise.
2694 (output_pending_init_elements): Pass origtype from init_node to
2695 output_init_element.
2696 (process_init_element): Pass origtype from c_expr to
2697 output_init_element.
2698 (c_finish_return): Add origtype parameter. Change all callers.
2699 * c-common.c (sync_resolve_size): Change params to VEC *. Change
2701 (sync_resolve_params): Likewise.
2702 (sync_resolve_return): Change params to first_param. Change caller.
2703 (resolve_overloaded_builtins): Change params to VEC *. Change
2704 callers. Save first parameter around call to build_function_call_vec.
2705 * c-decl.c (finish_decl): Add origtype parameter. Change all
2706 callers. Call build_function_call_vec rather than
2707 build_function_call for cleanup.
2708 * c-tree.h: Update declarations.
2709 * c-common.h: Update declarations.
2710 * stub-objc.c (objc_rewrite_function_call): Change parameter from
2711 params to first_param.
2712 * target.h (struct gcc_target): Change resolve_overloaded_builtin
2713 params parameter from tree to void *.
2714 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2715 Change arglist parameter to have type void *, and to be a pointer
2717 * config/rs6000/rs6000-protos.h
2718 (altivec_resolve_overloaded_builtin): Update declaration.
2719 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
2720 fnargs parameter to have type void *, and to be a pointer to a
2721 VEC. Call build_function_call_vec instead of
2722 build_function_call.
2723 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
2725 2009-04-20 Joey Ye <joey.ye@intel.com>
2726 Xuepeng Guo <xuepeng.guo@intel.com>
2727 H.J. Lu <hongjiu.lu@intel.com>
2729 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
2731 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
2732 (IX86_LEA_PRIORITY): Likewise.
2733 (distance_non_agu_define): New function.
2734 (distance_agu_use): Likewise.
2735 (ix86_lea_for_add_ok): Likewise.
2736 (ix86_dep_by_shift_count): Likewise.
2738 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
2739 should split for LEA.
2741 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
2743 (ix86_dep_by_shift_count): Likewise.
2745 2009-04-20 Richard Guenther <rguenther@suse.de>
2747 * expr.c (handled_component_p): Move ...
2748 * tree.h (handled_component_p): ... here.
2749 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
2750 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
2751 and REALPART_EXPR to be in one group.
2753 2009-04-20 Richard Guenther <rguenther@suse.de>
2755 * basic-block.h (get_all_dominated_blocks): Declare.
2756 * dominance.c (get_all_dominated_blocks): New function.
2757 * tree-cfg.c (get_all_dominated_blocks): Remove.
2758 (remove_edge_and_dominated_blocks): Adjust.
2759 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
2760 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
2761 instead of recursing.
2763 2009-04-20 Doug Kwan <dougkwan@google.com>
2765 * cgraph.h (cgraph_node_ptr): New type for vector functions.
2766 (struct cgraph_node_set_def): New type.
2767 (cgraph_node_set) New type. Also declare vector functions.
2768 (struct cgraph_node_set_element_def): New type.
2769 (cgraph_node_set_element): Ditto.
2770 (cgraph_node_set_iterator): New iterator type.
2771 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
2772 cgraph_node_set_remove, dump_cgraph_node_set,
2773 debug_cgraph_node_set): New prototypes.
2774 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
2775 cgraph_node_set_size): New inlines.
2776 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
2778 (struct ipa_opt_pass): Add struct cgraph_node_set_def
2779 argument to function 'write_summary'.
2780 * ipa.c: Include ggc.h.
2781 (hash_cgraph_node_set_element,
2782 eq_cgraph_node_set_element, cgraph_node_set_new,
2783 cgraph_node_set_add, cgraph_node_set_remove,
2784 cgraph_node_set_find, dump_cgraph_node_set,
2785 debug_cgraph_node_set): New functions.
2786 * Makefile.in (ipa.o): Add dependency on GGC_H.
2788 2009-04-20 Ira Rosen <irar@il.ibm.com>
2790 PR tree-optimization/39675
2791 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
2792 check of the return code of vect_schedule_slp. Check that
2793 stmt_vec_info still exists for the statement, before checking its
2796 2009-04-20 Michael Matz <matz@suse.de>
2798 * Makefile.in (generated_files): Take out $(simple_generated_c).
2800 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
2802 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
2803 (UINTPTR_TYPE): Likewise.
2805 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2808 * c-typeck.c (digest_init): Check for initializing an array with a
2811 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2814 * c-semantics.c (pop_stmt_list): Propagate
2815 STATEMENT_LIST_HAS_LABEL to parent statement list.
2817 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
2819 * config/mips/mips.h (mips_tune_attr): New macro.
2820 * config/mips/mips.md (cpu): Use it.
2822 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2825 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
2828 2009-04-19 Diego Novillo <dnovillo@google.com>
2830 * toplev.c (compile_file): Move call to coverage_finish ...
2831 * cgraphunit.c (ipa_passes): ... here.
2832 Call cgraph_process_new_functions.
2833 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
2834 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
2836 2009-04-19 Jan Hubicka <jh@suse.cz>
2838 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
2840 (dump_cgraph_node): Dump can throw external flag.
2841 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
2843 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2847 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
2848 * common.opt (Wlogical-op): Move from here...
2849 * c.opt (Wlogical-op): ... to here.
2850 * c-typeck.c (parser_build_binary_op): Update call to
2851 warn_logical_operator.
2852 * c-opts.c (c_common_post_options): Enable warn_logical_op with
2854 * c-common.c (warn_logical_op): Update.
2855 * c-common.h (warn_logical_op): Update declaration.
2857 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
2859 * tree.c (protected_set_expr_location): Fix formatting.
2861 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2864 * c-typeck.c (readonly_warning): new.
2865 (build_unary_op, build_modify_expr): Use readonly_warning for
2866 storing into something readonly but not const-qualified.
2868 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2871 * c-typeck.c (build_unary_op): Check for taking address of
2872 expression of type void.
2874 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2877 * c-typeck.c (build_function_call): Check for calling a function
2878 with qualified void return types. Call require_complete_type when
2881 2009-04-18 Jan Hubicka <jh@suse.cz>
2883 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
2885 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
2886 can_throw_external flag.
2887 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
2888 * ipa-pure-const.c (ignore_edge): New function.
2889 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2890 only over can_throw_external edges.
2891 (local_pure_const): Add nothrow flag.
2892 * ipa-utils.c (searchc): Add ignore_edge callback.
2893 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2894 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2895 (set_nothrow_function_flags): Update cgraph.
2896 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2898 2009-04-18 Richard Guenther <rguenther@suse.de>
2901 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2902 (fold_stmt): ... this and ...
2903 (fold_stmt_inplace): ... this.
2904 (fold_stmt_1): Fold references in calls and asms.
2905 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2907 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2909 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2910 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2912 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2914 * tree.c (function_args_count): Remove.
2915 * tree.h: Remove the prototype for function_args_count.
2917 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2919 * tree-iterator.c (expr_only): Remove.
2920 * tree.h: Remove the prototype for expr_only.
2922 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2924 * reginfo.c (cannot_change_mode_set_regs): Remove.
2925 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2927 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2929 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2930 whether operands 0 and 1 overlaps.
2932 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2935 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2936 pointer. Use warning_at instead of warning.
2937 (search_for_addr_array): Likewise.
2938 (check_array_bounds): Likewise.
2939 (check_all_array_refs): Check that the incoming edge is not in the
2940 list of edges to be removed.
2941 (check_all_array_refs): Avoid the temporal pointer.
2942 (vrp_visit_cond_stmt): Fix typo.
2943 (simplify_switch_using_ranges): Handle the case where the switch
2944 index is an integer constant.
2946 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2948 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2950 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2952 * doc/extend.texi, doc/invoke.texi: Fix typos.
2954 2009-04-17 Cary Coutant <ccoutant@google.com>
2956 * tree-flow-inline.h (get_lineno): Fix inverted test.
2958 2009-04-17 Diego Novillo <dnovillo@google.com>
2960 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2961 assertion for AVAIL_OUT.
2963 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2966 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2967 * config/sh/linux-atomic.asm: Likewise.
2969 2009-04-17 Diego Novillo <dnovillo@google.com>
2971 * except.c (debug_eh_tree): New.
2972 (struct eh_region, struct eh_status): Move ...
2973 * except.h: ... here.
2974 (add_type_for_runtime): Declare extern.
2975 (lookup_type_for_runtime): Likewise.
2976 (debug_eh_tree): Declare.
2977 * Makefile.in (GTFILES): List except.h before except.c
2979 2009-04-17 Diego Novillo <dnovillo@google.com>
2981 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
2982 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2983 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
2984 (find_vars_r): ... here.
2985 * tree-flow.h (find_referenced_vars_in): Declare.
2986 * tree-ssa-pre.c (create_expression_by_pieces): Assert
2987 that AVAIL_OUT exists for BLOCK.
2988 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
2989 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
2990 (tree-parloops.o): Likewise.
2992 2009-04-17 Simon Baldwin <simonb@google.com>
2994 * toplev.c (default_tree_printer): Add handling for %E format.
2996 2009-04-17 Diego Novillo <dnovillo@google.com>
2998 * tree-pretty-print.c (dump_generic_node): Add break after
2999 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
3000 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
3001 FUNCTION_TYPE together. Call print_struct_decl when printing
3002 structures and TDF_SLIM is not given.
3003 (print_struct_decl): Fix logic for detecting recursion.
3005 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
3008 * gcc.c (create_at_file): New.
3009 (compile_input_file_p): New.
3010 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
3011 * main.c (main): Update call to toplev_main.
3012 * toplev.c (toplev_main): Change signature. Call expandargv.
3013 * toplev.h (toplev_main): Change signature.
3015 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
3017 * dwarf2out.c (field_byte_offset): Use the type size as the field size
3018 if the latter is not constant.
3020 2009-04-17 David Edelsohn <edelsohn@gnu.org>
3022 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
3024 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
3026 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
3027 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
3029 2009-04-17 Richard Guenther <rguenther@suse.de>
3031 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3032 Handle component references view-converting an invariant address.
3034 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
3036 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
3037 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
3038 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
3039 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
3040 Use @deftypevr rather than @deftypevar.
3042 2009-04-17 Richard Guenther <rguenther@suse.de>
3044 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
3045 (get_prop_source_stmt): Likewise.
3046 (can_propagate_from): Likewise.
3048 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
3050 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
3051 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
3052 (--with-multilib-list): Add default value.
3053 * configure: Regenerate.
3054 * Makefile.in (TM_ENDIAN_CONFIG): Define.
3055 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
3056 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
3057 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
3058 Don't add default cpu to multilib list unnecessarily, but do enable
3059 the relevant compiler option..
3060 Add support for --with-multilib-list=<blank> and
3061 --with-multilib-list=!<somelib> to supress unwanted multilibs.
3062 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
3063 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
3064 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
3066 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
3067 (MULTILIB_OSDIRNAMES): New variable.
3068 * config/sh/t-1e: Delete file.
3069 * config/sh/t-mlib-sh1: Delete file.
3070 * config/sh/t-mlib-sh2: Delete file.
3071 * config/sh/t-mlib-sh2a: Delete file.
3072 * config/sh/t-mlib-sh2a-nofpu: Delete file.
3073 * config/sh/t-mlib-sh2a-single: Delete file.
3074 * config/sh/t-mlib-sh2a-single-only: Delete file.
3075 * config/sh/t-mlib-sh2e: Delete file.
3076 * config/sh/t-mlib-sh3e: Delete file.
3077 * config/sh/t-mlib-sh4: Delete file.
3078 * config/sh/t-mlib-sh4-nofpu: Delete file.
3079 * config/sh/t-mlib-sh4-single: Delete file.
3080 * config/sh/t-mlib-sh4-single-only: Delete file.
3081 * config/sh/t-mlib-sh4a: Delete file.
3082 * config/sh/t-mlib-sh4a-nofpu: Delete file.
3083 * config/sh/t-mlib-sh4a-single: Delete file.
3084 * config/sh/t-mlib-sh4a-single-only: Delete file.
3085 * config/sh/t-mlib-sh4al: Delete file.
3086 * config/sh/t-mlib-sh5-32media: Delete file.
3087 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
3088 * config/sh/t-mlib-sh5-64media: Delete file.
3089 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
3090 * config/sh/t-mlib-sh5-compact: Delete file.
3091 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
3092 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
3093 * doc/install.texi (Options specification): Add
3094 --with-multilib-list and --with-endian.
3096 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
3098 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
3100 (OBJS-common): Add plugin-version.o.
3101 (plugin-version.o): New.
3102 * gcc-plugin.h (plugin_gcc_version): New.
3103 (plugin_default_version_check): New.
3104 (plugin_init_func, plugin_init): Add version argument.
3105 * plugin-version.c: New.
3106 * plugin.c (str_plugin_gcc_version_name): New.
3107 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
3108 pass it to the init function.
3109 (plugin_default_version_check): New.
3111 2009-04-17 Richard Guenther <rguenther@suse.de>
3113 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
3114 for decl-vs-decl disambiguation.
3116 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
3118 * config/s390/s390.h (s390_tune_attr): New macro definition.
3119 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
3121 2009-04-17 Richard Guenther <rguenther@suse.de>
3123 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
3124 (fold_stmt_r): Likewise.
3125 (maybe_fold_reference): New function.
3126 (fold_gimple_assign): Handle cases fold_stmt_r did.
3127 (fold_stmt): Do not use fold_stmt_r.
3128 (fold_stmt_inplace): Likewise.
3130 2009-04-17 Richard Guenther <rguenther@suse.de>
3132 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
3133 (record_equivalences_from_stmt): Remove useless checks and
3135 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
3136 the type is already suitable.
3138 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
3140 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
3142 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
3144 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
3145 (CMPtype): Define as __gcc_CMPtype.
3147 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
3149 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
3150 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
3152 2009-04-17 Richard Guenther <rguenther@suse.de>
3154 PR tree-optimization/39746
3155 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
3156 special-casing for builtins and static variable use/def.
3157 (call_may_clobber_ref_p_1): Likewise.
3159 2009-04-16 Ian Lance Taylor <iant@google.com>
3161 * df.h: Include "timevar.h".
3162 (struct df_problem): Change tv_id field to timevar_id_t.
3163 * tree-pass.h: Include "timevar.h".
3164 (struct opt_pass): Change tv_id field to timevar_id_t.
3165 * timevar.h (timevar_id_t): Define TV_NONE.
3166 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
3167 TV_NONE rather than tv_id != 0.
3168 (execute_one_pass): Likewise.
3169 * Makefile.in (DF_H): Add $(TIMEVAR_H).
3170 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
3171 dependencies to $(TREE_PASS_H).
3172 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
3174 (pass_branch_target_load_optimize2): Likewise.
3175 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
3176 (pass_outof_cfg_layout_mode): Likewise.
3177 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
3178 (pass_rebuild_cgraph_edges): Likewise.
3179 (pass_remove_cgraph_callee_edges): Likewise.
3180 * df-core.c (pass_df_initialize_opt): Likewise.
3181 (pass_df_initialize_no_opt): Likewise.
3182 (pass_df_finish): Likewise.
3183 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
3184 * except.c (pass_set_nothrow_function_flags): Likewise.
3185 (pass_convert_to_eh_region_ranges): Likewise.
3186 * final.c (pass_compute_alignments): Likewise.
3187 * function.c (pass_instantiate_virtual_regs): Likewise.
3188 (pass_init_function): Likewise.
3189 (pass_leaf_regs): Likewise.
3190 (pass_match_asm_constraints): Likewise.
3191 * gimple-low.c (pass_lower_cf): Likewise.
3192 (pass_mark_used_blocks): Likewise.
3193 * init-regs.c (pass_initialize_regs): Likewise.
3194 * integrate.c (pass_initial_value_sets): Likewise.
3195 * ira.c (pass_ira): Likewise.
3196 * jump.c (pass_cleanup_barriers): Likewise.
3197 * omp-low.c (pass_expand_omp): Likewise.
3198 (pass_lower_omp): Likewise.
3199 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
3200 * recog.c (pass_split_all_insns): Likewise.
3201 (pass_split_after_reload): Likewise.
3202 (pass_split_before_regstack): Likewise.
3203 (pass_split_before_sched2): Likewise.
3204 (pass_split_for_shorten_branches): Likewise.
3205 * reginfo.c (pass_reginfo_init): Likewise.
3206 (pass_subregs_of_mode_init): Likewise.
3207 (pass_subregs_of_mode_finish): Likewise.
3208 * passes.c (pass_postreload): Likewise.
3209 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
3210 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
3211 (pass_warn_function_return): Likewise.
3212 (pass_warn_function_noreturn): Likewise.
3213 * tree-complex.c (pass_lower_complex): Likewise.
3214 (pass_lower_complex_O0): Likewise.
3215 * tree-if-conv.c (pass_if_conversion): Likewise.
3216 * tree-into-ssa.c (pass_build_ssa): Likewise.
3217 * tree-mudflap.c (pass_mudflap_1): Likewise.
3218 (pass_mudflap_2): Likewise.
3219 * tree-nomudflap.c (pass_mudflap_1): Likewise.
3220 (pass_mudflap_2): Likewise.
3221 * tree-nrv.c (pass_return_slot): Likewise.
3222 * tree-object-size.c (pass_object_sizes): Likewise.
3223 * tree-optimize.c (pass_all_optimizations): Likewise.
3224 (pass_early_local_passes): Likewise.
3225 (pass_all_early_optimizations): Likewise.
3226 (pass_cleanup_cfg): Likewise.
3227 (pass_cleanup_cfg_post_optimizing): Likewise.
3228 (pass_free_datastructures): Likewise.
3229 (pass_free_cfg_annotations): Likewise.
3230 (pass_fixup_cfg): Likewise.
3231 (pass_init_datastructures): Likewise.
3232 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
3233 (pass_late_warn_uninitialized): Likewise.
3234 (pass_update_address_taken): Likewise.
3235 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
3236 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
3237 (pass_cse_sincos): Likewise.
3238 (pass_convert_to_rsqrt): Likewise.
3239 * tree-ssa-structalias.c (pass_build_alias): Likewise.
3240 * tree-stdarg.c (pass_stdarg): Likewise.
3241 * tree-tailcall.c (pass_tail_recursion): Likewise.
3242 (pass_tail_calls): Likewise.
3243 * tree-vect-generic.c (pass_lower_vector): Likewise.
3244 (pass_lower_vector_ssa): Likewise.
3245 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
3247 2009-04-16 Joseph Myers <joseph@codesourcery.com>
3249 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
3251 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
3253 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
3254 logical and signext.
3256 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
3259 * config/sh/predicates.md (arith_operand): Check if the operand
3260 of TRUNCATE is a REG.
3262 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3264 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
3265 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
3267 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3269 * tree-iterator.c (tsi_split_statement_list_after,
3270 tsi_split_statement_list_before): Remove.
3271 * tree-iterator.h: Remove the prototypes for
3272 tsi_split_statement_list_after and tsi_split_statement_list_before.
3274 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3276 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
3277 * tree-ssa-propagate.h: Remove the prototype for
3278 stmt_makes_single_load.
3280 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3282 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
3283 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
3285 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3287 * tree-iterator.c (EXPR_LAST_BODY): Remove.
3289 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3291 * except.c (eh_region_outer_p): Remove.
3292 * except.h: Remove the prototype for eh_region_outer_p.
3294 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3296 * function.c (current_function_assembler_name): Remove.
3297 * function.h: Remove the prototype for
3298 current_function_assembler_name.
3300 2009-04-16 Ian Lance Taylor <iant@google.com>
3302 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
3303 (add_reg_note): Call alloc_reg_note.
3304 * rtl.h (alloc_reg_note): Declare.
3305 * combine.c (try_combine): Use alloc_reg_note.
3306 (recog_for_combine, move_deaths): Likewise.
3307 (distribute_notes): Use alloc_reg_note and add_reg_note.
3308 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
3309 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
3310 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
3312 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
3314 PR rtl-optimization/39762
3315 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
3316 ira_may_move_out_cost): Add comments about way of their usage.
3317 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
3319 * ira-conflicts.c (process_regs_for_copy): Use function
3320 ira_get_register_move_cost instead of global
3321 ira_register_move_cost.
3323 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
3324 color_pass, move_spill_restore, update_curr_costs): Ditto.
3326 * ira-lives.c (process_single_reg_class_operands): Ditto.
3328 * ira-emit.c (emit_move_list): Ditto.
3330 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
3331 (record_reg_classes): Ditto. Use functions
3332 ira_get_register_move_cost and ira_get_may_move_cost instead of
3333 global vars ira_register_move_cost, ira_may_move_out_cost and
3334 ira_may_move_in_cost.
3335 (record_address_regs): Don't call ira_init_register_move_cost.
3336 Use function ira_get_may_move_cost instead of global
3337 ira_may_move_in_cost.
3338 (process_bb_node_for_hard_reg_moves): Use function
3339 ira_get_register_move_cost instead of global ira_register_move_cost.
3340 (ira_costs): Don't call ira_init_register_move_cost.
3342 2009-04-16 Richard Guenther <rguenther@suse.de>
3344 * tree-cfg.c (verify_gimple_assign_binary):
3345 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
3346 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
3347 (create_general_new_stmt): Note that this function is broken.
3349 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3351 * common.opt (fhelp): Add Var(help_flag).
3352 * gcc-plugin.h (plugin_info): Add help.
3353 * plugin.c (plugin_name_args): Add help.
3354 (register_plugin_info): Set plugin->help.
3355 (print_help_one_plugin): New.
3356 (print_plugins_help): New.
3357 * plugin.h (print_plugins_help): New.
3358 * toplev.c (toplev_main): Call print_plugins_help if needed.
3360 2009-04-16 Richard Guenther <rguenther@suse.de>
3362 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
3363 (gimple_ior_addresses_taken_1): New function.
3364 (gimple_ior_addresses_taken): Likewise.
3365 * gimple.h (struct gimple_statement_with_ops_base): Remove
3366 addresses_taken member.
3367 (gimple_ior_addresses_taken): Declare.
3368 (gimple_addresses_taken, gimple_addresses_taken_ptr,
3369 gimple_set_addresses_taken): Remove.
3370 * ipa-reference.c (mark_address): New function.
3371 (scan_stmt_for_static_refs): Use it for marking addresses taken.
3372 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
3373 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
3374 (gimple_add_to_addresses_taken): Remove.
3375 (get_tmr_operands): Call mark_address_taken.
3376 (get_asm_expr_operands): Likewise.
3377 (get_expr_operands): Likewise.
3378 (build_ssa_operands): Do not clear the addresses_taken bitmap.
3379 (free_stmt_operands): Do not free it.
3380 * tree-ssa.c (delete_tree_ssa): Likewise.
3381 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
3383 2009-04-16 Richard Guenther <rguenther@suse.de>
3385 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
3386 (walk_stmt_load_store_ops): Likewise.
3387 * gimple.c (get_base_loadstore): New function.
3388 (walk_stmt_load_store_addr_ops): Likewise.
3389 (walk_stmt_load_store_ops): Likewise.
3390 * ipa-pure-const.c (check_op): Simplify.
3391 (check_load, check_store): New functions.
3392 (check_stmt): Use walk_stmt_load_store_ops.
3393 * ipa-reference.c (mark_load): Adjust signature.
3394 (mark_store): Likewise.
3395 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
3397 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3399 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
3401 * opts.c (common_handle_option): Don't call print_version.
3402 * plugin.c (plugin_name_args): Add version.
3403 (register_plugin_info): New.
3404 (register_callback): Handle PLUGIN_INFO.
3405 (try_init_one_plugin): New.
3406 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
3408 (finalize_one_plugin): New.
3409 (finalize_plugins): New.
3410 (print_one_plugin): New.
3411 (print_plugins_versions): New.
3412 * plugin.h (print_plugins_versions): New.
3413 (finalize_plugins): New.
3414 * toplev.c (compile_file): Don't call initialize_plugins.
3415 (print_version): Call print_plugins_versions.
3416 (toplev_main): Call initialize_plugins. Print version if needed.
3417 Call finalize_plugins.
3419 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3421 * common.opt (fversion): New.
3422 * gcc.c (print_version): New.
3423 (process_command): Don't print the version. Just set print_version.
3424 (main): Print version. Call subprocesses if print_version and
3425 verbose_flag are set.
3426 * opts.c (common_handle_option): Handle OPT_fversion.
3428 2009-04-16 Richard Guenther <rguenther@suse.de>
3429 Ira Rosen <irar@il.ibm.com>
3431 PR tree-optimization/39698
3432 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
3433 type of the reduction variable. Only generate the def if
3436 * omp-low.c (expand_omp_for_generic): When converting to a pointer
3437 make sure to first convert to an integer of the same precision.
3438 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
3439 the type of the evolution correctly in computing the new
3440 induction variable base.
3442 2009-04-16 Richard Guenther <rguenther@suse.de>
3445 * tree-cfg.c (make_blocks): Split statements with to-be
3446 abnormal SSA names on the lhs.
3448 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
3450 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
3451 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
3452 * c-typeck.c (really_start_incremental_init): Likewise.
3453 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
3454 (TARGET_INITIALIZER): Remove it.
3455 * target.h (struct target): Remove vector_opaque_p.
3456 * tree.c (build_opaque_vector_type): New.
3457 * tree.h (TYPE_VECTOR_OPAQUE): New.
3458 (build_opaque_vector_type): Declare.
3459 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
3460 * config/rs6000/rs6000.c (build_opaque_vector_type,
3461 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
3462 (rs6000_init_builtins): Use build_opaque_vector_type for
3463 opaque_V4SI_type_node.
3465 2009-04-15 Catherine Moore <clm@codesourcery.com>
3467 * debug.h (set_name): Declare.
3468 * dwarf2out.c (dwarf2out_set_name): Declare.
3469 (dwarf2_debug_hooks): Add set_name.
3470 (find_AT_string): New.
3471 (add_AT_string): Call find_AT_string.
3472 (dwarf2out_set_name): New.
3473 * cp/decl.c (grokdeclarator): Call set_name.
3474 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
3475 * debug.c (do_nothing_debug_hooks): Likewise.
3476 * dbxout.c (dbx_debug_hooks): Likewise.
3477 * sdbout.c (sdb_debug_hooks): Likewise.
3479 2009-04-15 Michael Eager <eager@eagercon.com>
3481 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
3482 reg for single-precision FPU.
3483 * config/rs6000/rs6000.md (movsi_internal1): Only for
3485 (movsi_internal1_single): New. Add pattern to move SI values to/from
3486 single-precision FP regs.
3488 2009-04-15 Richard Guenther <rguenther@suse.de>
3490 * omp-low.c (lower_rec_input_clauses): Build correct address
3492 (expand_omp_for_generic): Fix multiplication type.
3493 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
3494 (generate_memset_zero): Fix types.
3495 * tree-profile.c (prepare_instrumented_value): Correctly
3498 2009-04-15 Ian Lance Taylor <iant@google.com>
3500 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
3501 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
3502 for -Wall and for -Wc++-compat.
3503 (c_common_post_options): For C++, set warn_enum_compare if not
3505 * c-tree.h (struct c_expr): Add field original_type.
3506 (build_external_ref): Update declaration.
3507 * c-parser.c (c_parser_braced_init): Set original_type.
3508 (c_parser_initelt): Likewise.
3509 (c_parser_expr_no_commas): Likewise.
3510 (c_parser_conditional_expression): Likewise.
3511 (c_parser_cast_expression): Likewise.
3512 (c_parser_unary_expression): Likewise. Pull setting of
3513 original_code to top of function.
3514 (c_parser_sizeof_expression): Set original_type.
3515 (c_parser_alignof_expression): Likewise.
3516 (c_parser_postfix_expression): Likewise. Pull setting of
3517 original_code to top of function.
3518 (c_parser_postfix_expression_after_paren_type): Set original_type.
3519 (c_parser_postfix_expression_after_primary): Likewise.
3520 (c_parser_expression): Likewise.
3521 * c-typeck.c (build_external_ref): Add type parameter. Change all
3523 (c_expr_sizeof_expr): Set original_type field.
3524 (parser_build_unary_op): Likewise.
3525 (parser_build_binary_op): Likewise. Optionally warn about
3526 comparisons of enums of different types.
3527 (digest_init): Set original_type field.
3528 (really_start_incremental_init): Likewise.
3529 (push_init_level, pop_init_level): Likewise.
3530 * doc/invoke.texi (Warning Options): -Wenum-compare now
3533 2009-04-15 Richard Guenther <rguenther@suse.de>
3535 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
3536 out a necessary conversion.
3537 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
3538 names we didn't value number.
3539 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
3541 2009-04-15 Richard Guenther <rguenther@suse.de>
3543 PR tree-optimization/39764
3544 * tree-ssa-ccp.c (get_value): Canonicalize value with
3545 canonicalize_float_value.
3547 2009-04-15 Jan Hubicka <jh@suse.cz>
3549 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
3550 Wrong version of patch.
3552 2009-04-15 Jan Hubicka <jh@suse.cz>
3554 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
3556 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
3558 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
3559 our distinct integral and vector types.
3561 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
3563 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
3564 * init.c (build_vtbl_address): Remove call to assemble_external.
3566 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
3568 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
3569 output for other floating point modes.
3571 2009-04-14 Diego Novillo <dnovillo@google.com>
3573 * diagnostic.c (diagnostic_report_diagnostic): Do not
3574 warn about loaded plugins for DK_ERROR and DK_WARNING.
3575 * c-decl.c (declspecs_add_type): Move call to
3576 invoke_plugin_callbacks ...
3577 * c-parser.c (c_parser_declspecs): ... here.
3578 * plugin.c (dump_active_plugins): Tidy output.
3580 2009-04-14 Diego Novillo <dnovillo@google.com>
3581 Le-Chun Wu <lcwu@google.com>
3583 * configure.ac: Add --enable-plugin support.
3584 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
3585 * Makefile.in (PLUGIN_H): Define.
3586 Export ENABLE_PLUGIN and GMPINC to site.exp.
3587 Add PLUGINLIBS to link command.
3588 Add/modify dependencies for plugin.o and files including plugin.h.
3590 * config.in: Regenerate.
3592 * opts.c (common_handle_option): Handle OPT_fplugin_ and
3595 2009-04-14 Le-Chun Wu <lcwu@google.com>
3597 * tree-pass.h (register_one_dump_file): Add a prototype for
3598 register_one_dump_file.
3599 * toplev.c (compile_file): Call initialize_plugins.
3600 (do_compile): Call invoke_plugin_callbacks.
3601 (toplev_main): Call invoke_plugin_callbacks.
3602 * common.opt: Add -fplugin= and -fplugin-arg-.
3603 * gcc-plugin.h: New public header file for plugins to include.
3604 * plugin.c: New source file.
3605 * plugin.h: New internal header file.
3606 * passes.c (register_one_dump_file): Make it external.
3608 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
3610 2009-04-14 Diego Novillo <dnovillo@google.com>
3612 * doc/plugins.texi: New.
3613 * doc/gccint.texi: Add reference to Plugins chapter.
3614 * doc/invoke.texi: Document -fplugin and -fplugin-arg
3615 * diagnostic.c (diagnostic_report_diagnostic): Warn about
3616 loaded plugins, if any.
3617 * timevar.def (TV_PLUGIN_INIT): Define.
3618 (TV_PLUGIN_RUN): Define.
3619 * plugin.c: Include timevar.h
3620 (plugins_active_p): New.
3621 (dump_active_plugins): New.
3622 (debug_active_plugins): New.
3624 2009-04-14 Joseph Myers <joseph@codesourcery.com>
3626 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
3628 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
3630 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
3632 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
3633 the same as a minus without a shift.
3635 2009-04-14 Nick Clifton <nickc@redhat.com>
3637 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
3638 comparisons with small integers will always produce a short
3641 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
3644 2008-12-19 Diego Novillo <dnovillo@google.com>
3646 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
3648 2009-04-14 Richard Guenther <rguenther@suse.de>
3650 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
3652 (verify_gimple_assign_binary): Likewise. Handle shifts and
3654 (verify_gimple_phi): Print the mismatched argument position.
3655 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3657 (vect_update_init_of_dr): Likewise.
3658 * matrix-reorg.c (transform_access_sites): Do what the
3660 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
3662 2009-04-13 Michael Eager <eager@eagercon.com>
3664 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
3665 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
3666 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
3667 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
3668 remove duplicate config
3670 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3672 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
3673 file_name:line_number type locator of the call site.
3675 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
3677 * genautomata.c: Put blank after comma.
3678 (automaton_decls): New.
3679 (struct unit_usage): Add comments to member next.
3680 (store_alt_unit_usage): Keep the list ordered.
3681 (unit_present_on_list_p, equal_alternatives_p): New.
3682 (check_regexp_units_distribution): Check units distribution
3683 correctness correctly.
3684 (main): Don't write automata if error is found. Return correct
3687 * config/m68k/cf.md (cfv4_ds): Remove.
3688 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
3689 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
3691 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
3692 power4-load-ext, power4-store, power4-store-update,
3693 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
3694 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
3695 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
3696 power4-sqrt, power4-isync): Modify reservation to make correct
3697 unit distribution to automata.
3699 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
3700 power5-store-update, power5-two, power5-three, power5-lmul,
3701 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
3703 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
3705 * except.c (pass_set_nothrow_function_flags): Set name and add
3707 (set_nothrow_function_flags): Mention in the dump file when
3708 changing a function to nothrow.
3710 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
3713 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
3714 instead of unsigned long.
3716 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3718 * config/arm/arm.c (return_used_this_function): Remove.
3719 (arm_output_function_prologue): Remove use of
3720 return_used_this_function.
3721 (output_return_instruction): Replace use of
3722 return_used_this_function
3723 by cfun->machine->return_used_this_function.
3724 (arm_output_epilogue): Likewise.
3725 (arm_output_function_epilogue): Likewise.
3726 (thumb_unexpanded_epilogue): Likewise.
3727 * config/arm/arm.h (struct machine_function):
3728 New member return_used_this_function.
3730 2009-04-12 Mark Mitchell <mark@codesourcery.com>
3732 * doc/install.texi: Correct description of default directory for
3733 --with-gxx-include-dir.
3735 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
3737 * fold-const.c (build_range_check): Properly deal with enumeral and
3740 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
3742 * doc/invoke.texi (max_gcse_passes): Remove documentation.
3743 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
3744 * params.h (MAX_GCSE_PASSES): Remove.
3745 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
3746 in sequence. Remove ability to run multiple passes.
3747 (bypass_jumps): Report run as third CPROP pass.
3749 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
3752 * except.c (can_throw_external): Look at each insn in a SEQUENCE
3753 when deciding whether the whole SEQUENCE can throw.
3755 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
3758 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
3759 offseted label references.
3761 2009-04-11 Jan Hubicka <jh@suse.cz>
3763 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
3765 2009-04-11 Richard Guenther <rguenther@suse.de>
3768 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
3769 return variables as TREE_ADDRESSABLE.
3771 2009-04-11 Richard Guenther <rguenther@suse.de>
3773 PR tree-optimization/39713
3774 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
3775 reference trees have SSA_NAME operands.
3777 2009-04-11 Richard Guenther <rguenther@suse.de>
3780 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
3781 address expressions.
3783 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
3785 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
3786 match changes in Cygwin 1.7
3787 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
3788 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
3790 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3792 PR tree-optimization/39701
3793 * doc/invoke.texi (Optimization Options): Document change in
3794 meaning and initialization of -fdelete-null-pointer-checks.
3796 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3799 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
3801 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
3804 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
3806 2009-04-10 Chao-ying Fu <fu@mips.com>
3808 * doc/tm.texi (Instruction Output): Document
3809 TARGET_ASM_FINAL_POSTSCAN_INSN.
3810 * target.h (final_postscan_insn): New field in asm_out.
3811 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3812 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
3813 * final.c (final_scan_insn): Call
3814 targetm.asm_out.final_postscan_insn after outputting
3815 an asm macro and a normal instruction.
3817 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
3818 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
3819 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
3820 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
3821 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3823 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3826 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
3827 variables as non-NULL even with -fdelete-null-pointer-checks.
3829 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3831 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
3833 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
3836 * config/i386/i386.c (classify_argument): Handle SCmode with
3837 (bit_offset % 64) != 0.
3839 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
3841 * doc/invoke.texi (Optimize Options): Add cross-reference to
3842 -Q --help=optimizers examples.
3844 2009-04-10 Ben Elliston <bje@au.ibm.com>
3847 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
3848 regalign for the reg == fpr and TDmode case.
3850 2009-04-09 David Ayers <ayers@fsfe.org>
3853 * objc/objc-act.c (warn_with_method): Remove helper function.
3854 (check_duplicates): Call warning and inform directly.
3855 (really_start_method): Likewise.
3857 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3859 * expmed.c (expand_divmod): Always use a comparison for a division
3860 by a large unsigned integer.
3862 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
3863 for things others than variables or functions as nonzero.
3865 2009-04-09 Nick Clifton <nickc@redhat.com>
3867 * unwind-compat.c: Change copyright header to refer to version
3868 3 of the GNU General Public License with version 3.1 of the
3869 GCC Runtime Library Exception and to point readers at the
3870 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
3871 * config/alpha/crtfastmath.c: Likewise.
3872 * config/alpha/linux-unwind.h: Likewise.
3873 * config/alpha/qrnnd.asm: Likewise.
3874 * config/alpha/vms-crt0-64.c: Likewise.
3875 * config/alpha/vms-crt0.c: Likewise.
3876 * config/alpha/vms-dwarf2.asm: Likewise.
3877 * config/alpha/vms-dwarf2eh.asm: Likewise.
3878 * config/alpha/vms-psxcrt0-64.c: Likewise.
3879 * config/alpha/vms-psxcrt0.c: Likewise.
3880 * config/alpha/vms_tramp.asm: Likewise.
3881 * config/arc/initfini.c: Likewise.
3882 * config/arc/lib1funcs.asm: Likewise.
3883 * config/arm/bpabi-v6m.S: Likewise.
3884 * config/arm/bpabi.S: Likewise.
3885 * config/arm/bpabi.c: Likewise.
3886 * config/arm/crti.asm: Likewise.
3887 * config/arm/crtn.asm: Likewise.
3888 * config/arm/ieee754-df.S: Likewise.
3889 * config/arm/ieee754-sf.S: Likewise.
3890 * config/arm/lib1funcs.asm: Likewise.
3891 * config/arm/libunwind.S: Likewise.
3892 * config/arm/linux-atomic.c: Likewise.
3893 * config/arm/mmintrin.h: Likewise.
3894 * config/arm/pr-support.c: Likewise.
3895 * config/arm/unaligned-funcs.c: Likewise.
3896 * config/arm/unwind-arm.c: Likewise.
3897 * config/arm/unwind-arm.h: Likewise.
3898 * config/avr/libgcc.S: Likewise.
3899 * config/bfin/crti.s: Likewise.
3900 * config/bfin/crtlibid.s: Likewise.
3901 * config/bfin/crtn.s: Likewise.
3902 * config/bfin/lib1funcs.asm: Likewise.
3903 * config/bfin/linux-unwind.h: Likewise.
3904 * config/cris/arit.c: Likewise.
3905 * config/cris/cris_abi_symbol.c: Likewise.
3906 * config/darwin-64.c: Likewise.
3907 * config/darwin-crt2.c: Likewise.
3908 * config/darwin-crt3.c: Likewise.
3909 * config/darwin.h: Likewise.
3910 * config/dbxelf.h: Likewise.
3911 * config/dfp-bit.c: Likewise.
3912 * config/dfp-bit.h: Likewise.
3913 * config/elfos.h: Likewise.
3914 * config/fixed-bit.c: Likewise.
3915 * config/fixed-bit.h: Likewise.
3916 * config/fp-bit.c: Likewise.
3917 * config/fp-bit.h: Likewise.
3918 * config/fr30/crti.asm: Likewise.
3919 * config/fr30/crtn.asm: Likewise.
3920 * config/fr30/lib1funcs.asm: Likewise.
3921 * config/freebsd-spec.h: Likewise.
3922 * config/frv/cmovd.c: Likewise.
3923 * config/frv/cmovh.c: Likewise.
3924 * config/frv/cmovw.c: Likewise.
3925 * config/frv/frvbegin.c: Likewise.
3926 * config/frv/frvend.c: Likewise.
3927 * config/frv/lib1funcs.asm: Likewise.
3928 * config/glibc-stdint.h: Likewise.
3929 * config/h8300/clzhi2.c: Likewise.
3930 * config/h8300/crti.asm: Likewise.
3931 * config/h8300/crtn.asm: Likewise.
3932 * config/h8300/ctzhi2.c: Likewise.
3933 * config/h8300/fixunssfsi.c: Likewise.
3934 * config/h8300/lib1funcs.asm: Likewise.
3935 * config/h8300/parityhi2.c: Likewise.
3936 * config/h8300/popcounthi2.c: Likewise.
3937 * config/i386/ammintrin.h: Likewise.
3938 * config/i386/att.h: Likewise.
3939 * config/i386/avxintrin.h: Likewise.
3940 * config/i386/biarch64.h: Likewise.
3941 * config/i386/bmmintrin.h: Likewise.
3942 * config/i386/cpuid.h: Likewise.
3943 * config/i386/cross-stdarg.h: Likewise.
3944 * config/i386/crtfastmath.c: Likewise.
3945 * config/i386/crtprec.c: Likewise.
3946 * config/i386/cygming-crtbegin.c: Likewise.
3947 * config/i386/cygming-crtend.c: Likewise.
3948 * config/i386/cygwin.asm: Likewise.
3949 * config/i386/emmintrin.h: Likewise.
3950 * config/i386/gmm_malloc.h: Likewise.
3951 * config/i386/gthr-win32.c: Likewise.
3952 * config/i386/i386.h: Likewise.
3953 * config/i386/immintrin.h: Likewise.
3954 * config/i386/linux-unwind.h: Likewise.
3955 * config/i386/linux64.h: Likewise.
3956 * config/i386/mm3dnow.h: Likewise.
3957 * config/i386/mmintrin-common.h: Likewise.
3958 * config/i386/mmintrin.h: Likewise.
3959 * config/i386/nmmintrin.h: Likewise.
3960 * config/i386/pmm_malloc.h: Likewise.
3961 * config/i386/pmmintrin.h: Likewise.
3962 * config/i386/smmintrin.h: Likewise.
3963 * config/i386/sol2-c1.asm: Likewise.
3964 * config/i386/sol2-ci.asm: Likewise.
3965 * config/i386/sol2-cn.asm: Likewise.
3966 * config/i386/sol2-gc1.asm: Likewise.
3967 * config/i386/tmmintrin.h: Likewise.
3968 * config/i386/unix.h: Likewise.
3969 * config/i386/w32-unwind.h: Likewise.
3970 * config/i386/wmmintrin.h: Likewise.
3971 * config/i386/x86-64.h: Likewise.
3972 * config/i386/x86intrin.h: Likewise.
3973 * config/i386/xmmintrin.h: Likewise.
3974 * config/ia64/crtbegin.asm: Likewise.
3975 * config/ia64/crtend.asm: Likewise.
3976 * config/ia64/crtfastmath.c: Likewise.
3977 * config/ia64/crti.asm: Likewise.
3978 * config/ia64/crtn.asm: Likewise.
3979 * config/ia64/fde-glibc.c: Likewise.
3980 * config/ia64/lib1funcs.asm: Likewise.
3981 * config/ia64/linux-unwind.h: Likewise.
3982 * config/ia64/quadlib.c: Likewise.
3983 * config/ia64/unwind-ia64.c: Likewise.
3984 * config/linux.h: Likewise.
3985 * config/m32c/m32c-lib1.S: Likewise.
3986 * config/m32c/m32c-lib2-trapv.c: Likewise.
3987 * config/m32c/m32c-lib2.c: Likewise.
3988 * config/m32r/initfini.c: Likewise.
3989 * config/m68hc11/larith.asm: Likewise.
3990 * config/m68hc11/m68hc11-crt0.S: Likewise.
3991 * config/m68k/cf.md: Likewise.
3992 * config/m68k/crti.s: Likewise.
3993 * config/m68k/crtn.s: Likewise.
3994 * config/m68k/lb1sf68.asm: Likewise.
3995 * config/m68k/linux-unwind.h: Likewise.
3996 * config/mcore/crti.asm: Likewise.
3997 * config/mcore/crtn.asm: Likewise.
3998 * config/mcore/lib1.asm: Likewise.
3999 * config/mips/linux-unwind.h: Likewise.
4000 * config/mips/loongson.h: Likewise.
4001 * config/mips/mips16.S: Likewise.
4002 * config/mmix/crti.asm: Likewise.
4003 * config/mmix/crtn.asm: Likewise.
4004 * config/pa/fptr.c: Likewise.
4005 * config/pa/hpux-unwind.h: Likewise.
4006 * config/pa/lib2funcs.asm: Likewise.
4007 * config/pa/linux-atomic.c: Likewise.
4008 * config/pa/linux-unwind.h: Likewise.
4009 * config/pa/milli64.S: Likewise.
4010 * config/pa/quadlib.c: Likewise.
4011 * config/pa/stublib.c: Likewise.
4012 * config/picochip/libgccExtras/adddi3.asm: Likewise.
4013 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
4014 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
4015 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
4016 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
4017 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
4018 * config/picochip/libgccExtras/divmod15.asm: Likewise.
4019 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
4020 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
4021 * config/picochip/libgccExtras/longjmp.asm: Likewise.
4022 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
4023 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
4024 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
4025 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
4026 * config/picochip/libgccExtras/setjmp.asm: Likewise.
4027 * config/picochip/libgccExtras/subdi3.asm: Likewise.
4028 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
4029 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
4030 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
4031 * config/rs6000/750cl.h: Likewise.
4032 * config/rs6000/altivec.h: Likewise.
4033 * config/rs6000/biarch64.h: Likewise.
4034 * config/rs6000/crtresfpr.asm: Likewise.
4035 * config/rs6000/crtresgpr.asm: Likewise.
4036 * config/rs6000/crtresxfpr.asm: Likewise.
4037 * config/rs6000/crtresxgpr.asm: Likewise.
4038 * config/rs6000/crtsavfpr.asm: Likewise.
4039 * config/rs6000/crtsavgpr.asm: Likewise.
4040 * config/rs6000/darwin-asm.h: Likewise.
4041 * config/rs6000/darwin-fallback.c: Likewise.
4042 * config/rs6000/darwin-fpsave.asm: Likewise.
4043 * config/rs6000/darwin-ldouble.c: Likewise.
4044 * config/rs6000/darwin-tramp.asm: Likewise.
4045 * config/rs6000/darwin-unwind.h: Likewise.
4046 * config/rs6000/darwin-vecsave.asm: Likewise.
4047 * config/rs6000/darwin-world.asm: Likewise.
4048 * config/rs6000/e500crtres32gpr.asm: Likewise.
4049 * config/rs6000/e500crtres64gpr.asm: Likewise.
4050 * config/rs6000/e500crtres64gprctr.asm: Likewise.
4051 * config/rs6000/e500crtrest32gpr.asm: Likewise.
4052 * config/rs6000/e500crtrest64gpr.asm: Likewise.
4053 * config/rs6000/e500crtresx32gpr.asm: Likewise.
4054 * config/rs6000/e500crtresx64gpr.asm: Likewise.
4055 * config/rs6000/e500crtsav32gpr.asm: Likewise.
4056 * config/rs6000/e500crtsav64gpr.asm: Likewise.
4057 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
4058 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
4059 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
4060 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
4061 * config/rs6000/eabi-ci.asm: Likewise.
4062 * config/rs6000/eabi-cn.asm: Likewise.
4063 * config/rs6000/eabi.asm: Likewise.
4064 * config/rs6000/linux-unwind.h: Likewise.
4065 * config/rs6000/linux64.h: Likewise.
4066 * config/rs6000/paired.h: Likewise.
4067 * config/rs6000/paired.md: Likewise.
4068 * config/rs6000/ppc64-fp.c: Likewise.
4069 * config/rs6000/ppu_intrinsics.h: Likewise.
4070 * config/rs6000/rs6000.h: Likewise.
4071 * config/rs6000/si2vmx.h: Likewise.
4072 * config/rs6000/sol-ci.asm: Likewise.
4073 * config/rs6000/sol-cn.asm: Likewise.
4074 * config/rs6000/spe.h: Likewise.
4075 * config/rs6000/spu2vmx.h: Likewise.
4076 * config/rs6000/sysv4.h: Likewise.
4077 * config/rs6000/tramp.asm: Likewise.
4078 * config/rs6000/vec_types.h: Likewise.
4079 * config/s390/linux-unwind.h: Likewise.
4080 * config/s390/tpf-unwind.h: Likewise.
4081 * config/score/crti.asm: Likewise.
4082 * config/score/crtn.asm: Likewise.
4083 * config/sh/crt1.asm: Likewise.
4084 * config/sh/crti.asm: Likewise.
4085 * config/sh/crtn.asm: Likewise.
4086 * config/sh/divtab-sh4-300.c: Likewise.
4087 * config/sh/divtab-sh4.c: Likewise.
4088 * config/sh/divtab.c: Likewise.
4089 * config/sh/lib1funcs-4-300.asm: Likewise.
4090 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
4091 * config/sh/lib1funcs.asm: Likewise.
4092 * config/sh/lib1funcs.h: Likewise.
4093 * config/sh/linux-atomic.asm: Likewise.
4094 * config/sh/linux-unwind.h: Likewise.
4095 * config/sh/shmedia.h: Likewise.
4096 * config/sh/sshmedia.h: Likewise.
4097 * config/sh/ushmedia.h: Likewise.
4098 * config/sparc/crtfastmath.c: Likewise.
4099 * config/sparc/linux-unwind.h: Likewise.
4100 * config/sparc/sol2-c1.asm: Likewise.
4101 * config/sparc/sol2-ci.asm: Likewise.
4102 * config/sparc/sol2-cn.asm: Likewise.
4103 * config/spu/divmodti4.c: Likewise.
4104 * config/spu/divv2df3.c: Likewise.
4105 * config/spu/float_disf.c: Likewise.
4106 * config/spu/float_unsdidf.c: Likewise.
4107 * config/spu/float_unsdisf.c: Likewise.
4108 * config/spu/float_unssidf.c: Likewise.
4109 * config/spu/mfc_multi_tag_release.c: Likewise.
4110 * config/spu/mfc_multi_tag_reserve.c: Likewise.
4111 * config/spu/mfc_tag_release.c: Likewise.
4112 * config/spu/mfc_tag_reserve.c: Likewise.
4113 * config/spu/mfc_tag_table.c: Likewise.
4114 * config/spu/multi3.c: Likewise.
4115 * config/spu/spu_internals.h: Likewise.
4116 * config/spu/spu_intrinsics.h: Likewise.
4117 * config/spu/spu_mfcio.h: Likewise.
4118 * config/spu/vec_types.h: Likewise.
4119 * config/spu/vmx2spu.h: Likewise.
4120 * config/stormy16/stormy16-lib2.c: Likewise.
4121 * config/svr4.h: Likewise.
4122 * config/sync.c: Likewise.
4123 * config/v850/lib1funcs.asm: Likewise.
4124 * config/vxlib-tls.c: Likewise.
4125 * config/vxlib.c: Likewise.
4126 * config/vxworks-dummy.h: Likewise.
4127 * config/xtensa/crti.asm: Likewise.
4128 * config/xtensa/crtn.asm: Likewise.
4129 * config/xtensa/ieee754-df.S: Likewise.
4130 * config/xtensa/ieee754-sf.S: Likewise.
4131 * config/xtensa/lib1funcs.asm: Likewise.
4132 * config/xtensa/lib2funcs.S: Likewise.
4133 * config/xtensa/linux-unwind.h: Likewise.
4134 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
4135 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
4136 * coretypes.h: Likewise.
4137 * crtstuff.c: Likewise.
4138 * defaults.h: Likewise.
4139 * dwarf2.h: Likewise.
4140 * emutls.c: Likewise.
4141 * gbl-ctors.h: Likewise.
4142 * gcov-io.h: Likewise.
4143 * ginclude/float.h: Likewise.
4144 * ginclude/iso646.h: Likewise.
4145 * ginclude/stdarg.h: Likewise.
4146 * ginclude/stdbool.h: Likewise.
4147 * ginclude/stddef.h: Likewise.
4148 * ginclude/stdfix.h: Likewise.
4149 * ginclude/stdint-gcc.h: Likewise.
4150 * ginclude/tgmath.h: Likewise.
4151 * gthr-aix.h: Likewise.
4152 * gthr-dce.h: Likewise.
4153 * gthr-gnat.c: Likewise.
4154 * gthr-gnat.h: Likewise.
4155 * gthr-lynx.h: Likewise.
4156 * gthr-mipssde.h: Likewise.
4157 * gthr-nks.h: Likewise.
4158 * gthr-posix.c: Likewise.
4159 * gthr-posix.h: Likewise.
4160 * gthr-posix95.h: Likewise.
4161 * gthr-rtems.h: Likewise.
4162 * gthr-single.h: Likewise.
4163 * gthr-solaris.h: Likewise.
4164 * gthr-tpf.h: Likewise.
4165 * gthr-vxworks.h: Likewise.
4166 * gthr-win32.h: Likewise.
4168 * libgcc2.c: Likewise.
4169 * libgcc2.h: Likewise.
4170 * libgcov.c: Likewise.
4171 * tsystem.h: Likewise.
4172 * typeclass.h: Likewise.
4173 * unwind-c.c: Likewise.
4174 * unwind-compat.h: Likewise.
4175 * unwind-dw2-fde-compat.c: Likewise.
4176 * unwind-dw2-fde-darwin.c: Likewise.
4177 * unwind-dw2-fde-glibc.c: Likewise.
4178 * unwind-dw2-fde.c: Likewise.
4179 * unwind-dw2-fde.h: Likewise.
4180 * unwind-dw2.c: Likewise.
4181 * unwind-dw2.h: Likewise.
4182 * unwind-generic.h: Likewise.
4183 * unwind-pe.h: Likewise.
4184 * unwind-sjlj.c: Likewise.
4185 * unwind.inc: Likewise.
4186 * config/arm/neon-gen.ml: Change generated copyright header to
4187 refer to version 3 of the GNU General Public License with
4188 version 3.1 of the GCC Runtime Library Exception and to point
4189 readers at the COPYING3 and COPYING3.RUNTIME files and the
4190 FSF's license web page.
4191 * config/arm/arm_neon.h: Regenerate.
4193 2009-04-09 Jakub Jelinek <jakub@redhat.com>
4195 * config/cris/cris.md: Change copyright header to refer to version
4196 3 of the GNU General Public License.
4197 * doc/install.texi2html: Change copyright header to refer to version
4198 3 of the GNU General Public License and to point readers at the
4199 COPYING3 file and the FSF's license web page.
4200 * config/vax/linux.h: Likewise.
4202 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
4204 * config/i386/i386.md (cmpcc): New.
4205 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
4206 (sync_compare_and_swap_cc*): Delete.
4208 * config/s390/s390.c (s390_compare_emitted): Remove.
4209 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
4210 s390_compare_emitted used to be handled. Assert that modes match.
4211 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
4212 refer to sync_compare_and_swap_ccsi.
4213 * config/s390/s390.h (s390_compare_emitted): Remove.
4214 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
4215 instead of s390_compare_emitted.
4216 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
4217 instead of s390_compare_emitted.
4218 * config/s390/s390.md (cmpcc): New.
4219 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
4220 CC_REGNUM, do not pretend it's set.
4221 (sync_compare_and_swap_cc*): Delete.
4222 * config/s390/predicates.md (cc_reg_operand): New.
4224 * expr.c (sync_compare_and_swap_cc): Delete.
4225 * optabs.h (sync_compare_and_swap_cc): Delete.
4226 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
4227 is being used with can_compare_p.
4228 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
4230 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
4231 look for a MODE_CC set instead. Use emit_store_flag.
4232 (expand_compare_and_swap_loop): Likewise, with some additional
4233 complication to avoid a force_reg when useless. Use
4234 emit_cmp_and_jump_insns.
4235 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
4236 * doc/md.texi (sync_compare_and_swap_cc): Merge with
4237 sync_compare_and_swap documentation.
4239 2009-04-09 Jan Hubicka <jh@suse.cz>
4241 * except.c (find_prev_try): Break out from ....
4242 (duplicate_eh_regions): ... here; properly update prev_try pointers
4243 when duplication part of tree.
4244 (dump_eh_tree): Improve dumping.
4245 (verify_eh_region): New.
4246 (verify_eh_tree): Use it.
4248 2009-04-06 Richard Guenther <rguenther@suse.de>
4250 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
4251 &ARRAY addresses by adjusting their types and prepending
4253 * tree-cfg.c (verify_gimple_assign_single): Verify that
4254 addresses are correct.
4256 2009-04-09 Richard Guenther <rguenther@suse.de>
4258 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
4259 indices into an array reference if possible.
4260 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4261 Fold POINTER_PLUS_EXPR statements with invariant address.
4263 2009-04-09 Alan Modra <amodra@bigpond.net.au>
4266 * config.gcc (powerpc64-*-linux*): Always build biarch.
4268 2009-04-09 Joseph Myers <joseph@codesourcery.com>
4271 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
4272 it and pedwarn if this results in an INTEGER_CST.
4274 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4276 * doc/install.texi: Update minimum GMP version. Remove obsolete
4277 text in MPFR section.
4279 2009-04-08 Jakub Jelinek <jakub@redhat.com>
4281 * dwarf2out.c (class_scope_p): New static inline.
4282 (class_or_namespace_scope_p): Use it.
4283 (gen_variable_die): Use DW_TAG_member tag for static data member
4284 declarations instead of DW_TAG_variable.
4287 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
4290 2009-04-08 Richard Guenther <rguenther@suse.de>
4292 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
4293 valueize random data.
4295 2009-04-08 David Edelsohn <edelsohn@gnu.org>
4297 * config.gcc (aix tm_file): Add aix-stdint.h.
4298 (aix tm clause use_gcc_stdint): Set to wrap.
4299 * config/rs6000/aix-stdint.h: New file.
4301 2009-04-08 Richard Guenther <rguenther@suse.de>
4304 * tree-dfa.c (add_referenced_var): Do not recurse into
4305 global initializers.
4306 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
4308 (fold_const_aggregate_ref): Likewise.
4310 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
4312 * recog.c (ordered_comparison_operator): New.
4313 * gensupport.c (std_preds): Add it.
4314 * doc/md.texi (Machine-Independent Predicates): Document it.
4316 2009-04-08 Jan Hubicka <jh@suse.cz>
4318 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
4319 * function.h (rtl_eh): Remove exception_handler_label_map.
4320 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
4321 remove_exception_handler_label, for_each_eh_label_1): Remove.
4322 (rtl_remove_unreachable_regions): Remove.
4323 (convert_from_eh_region_ranges): Do not remove unreachable regions.
4324 (find_exception_handler_labels): Don't build the hashtable.
4325 (maybe_remove_eh_handler): Remove.
4326 (for_each_eh_label): Rewrite to walk the tree.
4327 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
4328 * except.h (maybe_remove_eh_handler): Remove.
4329 * passes.c (init_optimization_passes): Schedule second EH cleanup
4331 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
4332 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
4334 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
4336 * genoutput.c (validate_optab_operands): New.
4337 (gen_insn, gen_expand): Call it.
4339 * genflags.c (gen_insn): Detect misused iterators.
4340 (main): Pass line_no to gen_insn, exit with status 1 on error.
4342 * genextract.c (line_no): Make global.
4343 (VEC_safe_set_locstr): Change assertion to error message.
4344 (main): Exit with status 1 on error.
4346 2009-04-08 Joseph Myers <joseph@codesourcery.com>
4350 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
4351 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
4352 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
4353 * c-convert.c (convert): Do not call fold on results of conversion
4354 functions when the result is a C_MAYBE_CONST_EXPR.
4355 * c-parser.c (c_parser_postfix_expression): Do not fold condition
4356 of __builtin_choose_expr.
4357 * c-typeck.c (remove_c_maybe_const_expr): New.
4358 (build_unary_op, build_conditional_expr, build_compound_expr,
4359 build_binary_op, c_objc_common_truthvalue_conversion): Call
4360 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
4363 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
4365 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
4366 CODE to produce a new one. Add a prototype to use fold_convert_const
4368 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
4371 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
4372 mix declarations and code.
4374 2009-04-08 Ben Elliston <bje@au.ibm.com>
4376 * gcc.c: Replace `CC' with `GCC' throughout.
4378 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
4380 * doc/invoke.texi: Document Atom support.
4382 2009-04-07 Jason Merrill <jason@redhat.com>
4385 * c-common.h, c-common.c: Add flag_pretty_templates.
4386 * c-opts.c (c_common_handle_option): Set it.
4387 * c.opt: Add -fno-pretty-templates.
4388 * doc/invoke.texi (C++ Dialect Options): Likewise.
4390 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
4392 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
4393 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
4394 (ia64_expand_builtin): Likewise.
4396 2009-04-07 Martin Jambor <mjambor@suse.cz>
4398 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
4399 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
4400 ADDR_EXPRS are include too.
4402 2009-04-07 Richard Guenther <rguenther@suse.de>
4404 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
4405 decls are only used if passes as parameters or if they are
4406 local statics and the call is not to a builtin.
4407 (call_may_clobber_ref_p_1): Likewise.
4409 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4411 * expr.c (do_store_flag): Remove last argument. Simplify code
4412 to avoid duplication of tests already done by can_compare_p.
4413 (expand_expr_real_1): Adjust caller.
4415 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4417 * optabs.c (can_compare_p): Test the predicate of a
4418 cbranch and cstore pattern.
4420 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4422 * expr.c (convert_move): Use emit_store_flag instead of
4425 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4427 * config/i386/i386.c (ix86_compare_emitted): Remove.
4428 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
4429 ix86_compare_op0 like ix86_compare_emitted used to be handled.
4430 * config/i386/i386.h (ix86_compare_emitted): Remove.
4431 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
4432 instead of ix86_compare_emitted.
4433 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
4435 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
4437 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
4438 Add t-sysroot-suffix to tmake_file.
4439 * config/print-sysroot-suffix.sh: New file.
4440 * config/t-sysroot-suffix: New file.
4442 2009-04-07 Ben Elliston <bje@au.ibm.com>
4444 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
4445 as the latter produces a warning when the target does not support
4448 2009-04-07 Ben Elliston <bje@au.ibm.com>
4450 * dfp.c: Replace type punning assignments with memcpy throughout.
4451 * Makefile.in (dfp.o-warn): Remove.
4453 2009-04-07 Alan Modra <amodra@bigpond.net.au>
4456 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
4457 Include soft-fp/t-softfp after rs6000/t-linux64.
4459 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
4461 * stor-layout.c (set_sizetype): Use the full precision of their
4462 machine mode for bitsize types.
4464 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
4466 * config/i386/i386.md: Revert 2 accidental checkins.
4468 2009-04-06 Joey Ye <joey.ye@intel.com>
4469 Xuepeng Guo <xuepeng.guo@intel.com>
4470 H.J. Lu <hongjiu.lu@intel.com>
4472 Atom pipeline model, tuning and insn selection.
4473 * config.gcc (atom): Add atom config options and target.
4475 * config/i386/atom.md: New.
4477 * config/i386/i386.c (atom_cost): New cost.
4478 (m_ATOM): New macro flag.
4479 (initial_ix86_tune_features): Set m_ATOM.
4480 (x86_accumulate_outgoing_args): Likewise.
4481 (x86_arch_always_fancy_math_387): Likewise.
4482 (processor_target): Add Atom cost.
4483 (cpu_names): Add Atom cpu name.
4484 (override_options): Set Atom ISA.
4485 (ix86_issue_rate): New case PROCESSOR_ATOM.
4486 (ix86_adjust_cost): Likewise.
4488 * config/i386/i386.h (TARGET_ATOM): New target macro.
4489 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
4490 (TARGET_OPT_AGU): New target option.
4491 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
4492 (processor_type): Add PROCESSOR_ATOM.
4494 * config/i386/i386.md (cpu): Add new value "atom".
4495 (use_carry, movu): New attr.
4496 (atom.md): Include atom.md.
4497 (adddi3_carry_rex64): Set attr "use_carry".
4498 (addqi3_carry): Likewise.
4499 (addhi3_carry): Likewise.
4500 (addsi3_carry): Likewise.
4501 (*addsi3_carry_zext): Likewise.
4502 (subdi3_carry_rex64): Likewise.
4503 (subqi3_carry): Likewise.
4504 (subhi3_carry): Likewise.
4505 (subsi3_carry): Likewise.
4506 (x86_movdicc_0_m1_rex64): Likewise.
4507 (*x86_movdicc_0_m1_se): Likewise.
4508 (x86_movsicc_0_m1): Likewise.
4509 (*x86_movsicc_0_m1_se): Likewise.
4510 (*adddi_1_rex64): Emit add insn as much as possible.
4511 (*addsi_1): Likewise.
4512 (return_internal): Set atom_unit.
4513 (return_internal_long): Likewise.
4514 (return_pop_internal): Likewise.
4515 (*rcpsf2_sse): Set atom_sse_attr attr.
4516 (*qrt<mode>2_sse): Likewise.
4517 (*prefetch_sse): Likewise.
4519 * config/i386/i386-c.c (ix86_target_macros_internal): New case
4521 (ix86_target_macros_internal): Likewise.
4523 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
4524 (*prefetch_sse_rex): Likewise.
4525 (sse_rcpv4sf2): Likewise.
4526 (sse_vmrcpv4sf2): Likewise.
4527 (sse_sqrtv4sf2): Likewise.
4528 (<sse>_vmsqrt<mode>2): Likewise.
4529 (sse_ldmxcsr): Likewise.
4530 (sse_stmxcsr): Likewise.
4531 (*sse_sfence): Likewise.
4532 (sse2_clflush): Likewise.
4533 (*sse2_mfence): Likewise.
4534 (*sse2_lfence): Likewise.
4535 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
4536 (<sse>_movup<ssemodesuffixf2c>): Likewise.
4537 (avx_movdqu<avxmodesuffix>): Likewise.
4538 (avx_lddqu<avxmodesuffix>): Likewise.
4539 (sse2_movntv2di): Change attr "type" to "ssemov".
4540 (sse2_movntsi): Likewise.
4541 (rsqrtv8sf2): Change attr "type" to "sseadd".
4542 (sse3_addsubv2df3): Set attr "atom_unit".
4543 (sse3_h<plusminus_insn>v4sf3): Likewise.
4544 (*sse2_pmaddwd): Likewise.
4545 (*vec_extractv2di_1_rex64): Likewise.
4546 (*vec_extractv2di_1_avx): Likewise.
4547 (sse2_psadbw): Likewise.
4548 (ssse3_phaddwv8hi3): Likewise.
4549 (ssse3_phaddwv4hi3): Likewise.
4550 (ssse3_phadddv4si3): Likewise.
4551 (ssse3_phadddv2si3): Likewise.
4552 (ssse3_phaddswv8hi3): Likewise.
4553 (ssse3_phaddswv4hi3): Likewise.
4554 (ssse3_phsubwv8hi3): Likewise.
4555 (ssse3_phsubwv4hi3): Likewise.
4556 (ssse3_phsubdv4si3): Likewise.
4557 (ssse3_phsubdv2si3): Likewise.
4558 (ssse3_phsubswv8hi3): Likewise.
4559 (ssse3_phsubswv4hi3): Likewise.
4560 (ssse3_pmaddubsw128): Likewise.
4561 (sse3_pmaddubsw: Likewise.
4562 (ssse3_palignrti): Likewise.
4563 (ssse3_palignrdi): Likewise.
4565 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
4567 * doc/install.texi (Specific): Fix two cross-references to MinGW.
4569 2009-04-06 Richard Guenther <rguenther@suse.de>
4571 PR tree-optimization/28868
4572 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
4573 of which PHI results we inserted.
4574 (insert_into_preds_of_block): Record inserted PHIs.
4575 (eliminate): Eliminate redundant PHI nodes.
4576 (init_pre): Init inserted_phi_names.
4578 2009-04-06 Richard Guenther <rguenther@suse.de>
4580 PR tree-optimization/39643
4581 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
4582 IMAGPART_EXPRs of complex constants.
4583 (execute_fold_all_builtins): If we folded a call queue
4584 TODO_update_address_taken.
4586 2009-04-06 Jan Hubicka <jh@suse.cz>
4589 * except.c (remove_unreachable_regions): Propagate may_contain_throw
4592 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
4594 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
4596 (ic_invalidate_array): Likewise.
4598 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
4600 * calls.c (emit_library_call_value_1): Fix a problem with parameter
4601 alignment for library calls.
4603 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
4605 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
4606 (mingw32 tm clause use_gcc_stdint): Set to wrap.
4607 * config/i386/mingw-stdint.h: New file.
4609 2009-04-05 Richard Guenther <rguenther@suse.de>
4611 PR tree-optimization/39648
4612 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
4613 our &A vs. &A[0] IL deficiencies.
4615 2009-04-04 Jan Hubicka <jh@suse.cz>
4617 * except.c (sjlj_find_directly_reachable_regions): Be ready for
4618 removed toplevel regions.
4619 (sjlj_mark_call_sites): Likewise.
4621 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
4623 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
4624 (cygwin tm clause use_gcc_stdint): Set to wrap.
4625 * config/i386/cygwin-stdint.h: New file.
4627 2009-04-04 Richard Guenther <rguenther@suse.de>
4629 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
4630 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
4631 single-argument PHIs if we are in loop-closed SSA form.
4632 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
4633 for the pre-condition.
4634 (slpeel_tree_peel_loop_to_edge): Likewise.
4635 (vect_build_loop_niters): Take an optional sequence to append stmts.
4636 (vect_generate_tmps_on_preheader): Likewise.
4637 (vect_do_peeling_for_loop_bound): Take extra guards for the
4639 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
4640 the cost model check.
4641 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
4642 guards if we are going to peel. Do not apply versioning in that case.
4643 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
4644 (vect_do_peeling_for_loop_bound): Likewise.
4645 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
4646 loop bound only record extra pre-conditions, do not apply loop
4649 2009-04-04 Richard Guenther <rguenther@suse.de>
4651 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
4654 2009-04-04 Jan Hubicka <jh@suse.cz>
4656 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
4657 last_basic_block for size of bb->index indexed array.
4658 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
4659 compute_out, link_btr_uses, build_btr_def_use_webs,
4660 build_btr_def_use_webs, migrate_btr_defs): Likewise.
4662 2009-04-04 Jan Hubicka <jh@suse.cz>
4664 * except.c (remove_eh_handler_and_replace): Break out from ...
4665 (remove_eh_handler): ... here.
4666 (bring_to_root): New function.
4667 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
4668 handled ones, bring others to root of tree.
4670 2009-04-04 Jan Hubicka <jh@suse.cz>
4672 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
4673 (all_phis_safe_to_merge): New function.
4674 (update_info): New structure.
4675 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
4676 (cleanup_empty_eh): Update SSA if possible.
4678 2009-04-04 Richard Guenther <rguenther@suse.de>
4680 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
4681 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
4682 (append_vuse): Likewise.
4684 2009-04-04 Jakub Jelinek <jakub@redhat.com>
4686 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
4687 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
4688 instead of REG_UNSAVED for DW_CFA_undefined.
4689 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
4690 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
4693 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
4696 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
4697 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
4698 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
4700 2009-04-04 Richard Guenther <rguenther@suse.de>
4702 PR tree-optimization/8781
4703 PR tree-optimization/37892
4704 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
4705 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
4706 (valueize_refs): Call it for *& valueizations.
4707 (shared_reference_ops_from_ref): Rename to ...
4708 (valueize_shared_reference_ops_from_ref): ... this and valueize.
4709 (shared_reference_ops_from_call): Rename to ...
4710 (valueize_shared_reference_ops_from_call): ... this and valueize.
4711 (vn_reference_lookup): Update.
4712 (visit_reference_op_call): Likewise.
4713 * tree-ssa-pre.c (phi_translate_1): Fold *&.
4714 (eliminate): Value-replace the call address in call statements.
4716 2009-04-04 Richard Guenther <rguenther@suse.de>
4718 PR tree-optimization/39636
4719 * tree-ssa-forwprop.c
4720 (forward_propagate_addr_into_variable_array_index): Check for
4721 GIMPLE_ASSIGN before accessing the rhs code.
4723 2009-04-03 Jason Merrill <jason@redhat.com>
4725 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
4727 2009-04-03 Steve Ellcey <sje@cup.hp.com>
4729 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
4730 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
4731 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
4732 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
4733 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
4734 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
4735 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
4736 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
4737 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
4738 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
4739 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
4740 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
4741 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
4742 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
4743 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
4744 Use fr_reg_or_fp01_operand instead of fr_register_operand
4746 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
4747 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
4748 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
4750 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
4752 PR rtl-optimization/39607
4753 PR rtl-optimization/39631
4757 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4758 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4759 instead of DF_LR_OUT.
4760 * ira-lives.c (process_bb_node_lives): Ditto.
4761 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4762 instead of DF_LR_{OUT,IN}.
4763 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4764 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4766 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
4768 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
4769 (execute_lower_omp): Always run but take the short way out if -fopenmp
4771 (gate_lower_omp): Remove, forcing the pass manager to always run the
4772 pass and always set PROP_gimple_lomp.
4773 (pass_lower_omp): Remove gate function.
4774 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
4775 PROP_trees. Instead, require it.
4776 * ipa-cp.c (pass_ipa_cp): Likewise.
4777 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
4778 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
4779 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
4780 and PROP_gimple_leh.
4782 2009-04-03 Richard Guenther <rguenther@suse.de>
4785 PR tree-optimization/23940
4786 PR tree-optimization/33237
4789 PR tree-optimization/36201
4790 PR tree-optimization/36230
4791 PR tree-optimization/38049
4792 PR tree-optimization/38207
4793 PR tree-optimization/38230
4794 PR tree-optimization/38301
4795 PR tree-optimization/38585
4797 PR tree-optimization/38985
4798 PR tree-optimization/39299
4799 * tree-ssa-structalias.h: Remove.
4800 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
4801 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
4802 (struct vuse_element_d): Remove.
4803 (struct vuse_vec_d): Likewise.
4804 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
4805 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
4806 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
4807 VUSE_ELEMENT_VAR): Likewise.
4808 (struct voptype_d): Likewise.
4809 (NUM_VOP_FREE_BUCKETS): Likewise.
4810 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
4811 (struct stmt_operands_d): Remove.
4812 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
4813 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
4814 VDEF_NUM, VDEF_VECT): Likewise.
4815 (copy_virtual_operands): Remove.
4816 (operand_build_cmp): Likewise.
4817 (create_ssa_artificial_load_stmt): Likewise.
4818 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
4819 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
4820 vuse_index and mayuse_index members. Pack and move done and iter_type
4821 members to the front.
4822 (SSA_OP_VMAYUSE): Remove.
4823 (SSA_OP_VIRTUAL_USES): Adjust.
4824 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
4825 (unlink_stmt_vdef): Declare.
4826 (add_to_addressable_set): Remove.
4827 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
4828 (vrp_visit_stmt): Likewise.
4829 * doc/tree-ssa.texi (Alias analysis): Update.
4830 * doc/invoke.texi (max-aliased-vops): Remove docs.
4831 (avg-aliased-vops): Likewise.
4832 * tree-into-ssa.c (syms_to_rename): Remove.
4833 (need_to_update_vops_p): Likewise.
4834 (need_to_initialize_update_ssa_p): Rename to ...
4835 (update_ssa_initialized_fn): ... this. Track function we are
4837 (symbol_marked_for_renaming): Simplify.
4838 (add_new_name_mapping): Do not set need_to_update_vops_p.
4839 (dump_currdefs): Use SYMS_TO_RENAME.
4840 (rewrite_update_stmt): Always walk all uses/defs.
4841 (dump_update_ssa): Adjust.
4842 (init_update_ssa): Take function argument. Track what we are
4844 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
4845 (create_new_def_for): Initialize for cfun, assert we are initialized
4847 (mark_sym_for_renaming): Simplify.
4848 (mark_set_for_renaming): Do not initialize update-ssa.
4849 (need_ssa_update_p): Simplify. Take function argument.
4850 (name_mappings_registered_p): Assert we ask for the correct function.
4851 (name_registered_for_update_p): Likewise.
4852 (ssa_names_to_replace): Likewise.
4853 (release_ssa_name_after_update_ssa): Likewise.
4854 (update_ssa): Likewise. Use SYMS_TO_RENAME.
4855 (dump_decl_set): Do not print a newline.
4856 (debug_decl_set): Do it here.
4857 (dump_update_ssa): And here.
4858 * tree-ssa-loop-im.c (move_computations): Adjust.
4859 (movement_possibility): Likewise.
4860 (determine_max_movement): Likewise.
4861 (gather_mem_refs_stmt): Likewise.
4862 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
4864 * tree-complex.c (update_all_vops): Remove.
4865 (expand_complex_move): Adjust.
4866 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
4867 Simplify test for memory referencing statement. Exclude
4868 non-invariant ADDR_EXPRs.
4869 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
4870 * tree-loop-distribution.c (generate_memset_zero): Adjust.
4871 (rdg_flag_uses): Likewise.
4872 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
4874 (tree_optimize_tail_calls_1): Also split the
4875 edge from the entry block if we have degenerate PHI nodes in
4876 the first basic block.
4877 * tree.c (init_ttree): Remove memory-tag related code.
4878 (tree_code_size): Likewise.
4879 (tree_node_structure): Likewise.
4880 (build7_stat): Re-write to be build6_stat.
4881 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
4882 (SSA_VAR_P): Adjust.
4883 (struct tree_memory_tag): Remove.
4884 (struct tree_memory_partition_tag): Likewise.
4885 (union tree_node): Adjust.
4886 (build7): Re-write to be build6.
4887 * tree-pass.h (pass_reset_cc_flags): Remove.
4888 (TODO_update_address_taken): New flag.
4889 (pass_simple_dse): Remove.
4890 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4891 * params.h (MAX_ALIASED_VOPS): Remove.
4892 (AVG_ALIASED_VOPS): Likewise.
4893 * omp-low.c (expand_omp_taskreg): Update SSA form.
4894 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4895 aliases the lhs in a copy stmt.
4896 * tree-ssa-dse.c (struct address_walk_data): Remove.
4897 (memory_ssa_name_same): Likewise.
4898 (memory_address_same): Likewise.
4899 (get_kill_of_stmt_lhs): Likewise.
4900 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4901 unused stores. Look through PHI nodes into post-dominated regions.
4902 (dse_optimize_stmt): Simplify. Properly remove stores.
4903 (tree_ssa_dse): Compute dominators.
4904 (execute_simple_dse): Remove.
4905 (pass_simple_dse): Likewise.
4906 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4907 gimple_loaded_syms and gimple_stored_syms computation.
4908 * toplev.c (dump_memory_report): Dump alias and pta stats.
4909 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4910 (vn_reference_eq): Likewise.
4911 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4912 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4913 valueize_vuses): Remove.
4914 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4915 (get_def_ref_stmt_vuse): ... this.
4916 (vn_reference_lookup_2): New function.
4917 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4918 walking equivalent vuses. Simplify.
4919 (vn_reference_lookup): Likewise.
4920 (vn_reference_insert): Likewise.
4921 (vn_reference_insert_pieces): Likewise.
4922 (visit_reference_op_call): Simplify.
4923 (visit_reference_op_load): Likewise.
4924 (visit_reference_op_store): Likewise.
4925 (init_scc_vn): Remove shared_lookup_vuses initialization.
4926 (free_scc_vn): Remove shared_lookup_vuses freeing.
4927 (sort_vuses, sort_vuses_heap): Remove.
4928 (get_ref_from_reference_ops): Export.
4929 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4930 vector with single vuse pointer.
4931 (vn_reference_lookup_pieces, vn_reference_lookup,
4932 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4933 (shared_vuses_from_stmt): Remove.
4934 (get_ref_from_reference_ops): Declare.
4935 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4936 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4937 memory-tag related code.
4938 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4939 (likely_value): Add comment, skip static-chain of call statements.
4940 (surely_varying_stmt_p): Adjust.
4941 (gimplify_and_update_call_from_tree): Likewise.
4942 (execute_fold_all_builtins): Do not rebuild alias info.
4943 (gimplify_and_update_call_from_tree): Properly update VOPs.
4944 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4945 (copy_ref_info): Remove memory-tag related code.
4946 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4947 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4948 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4950 * tree-ssa-dom.c (gimple_p): Remove typedef.
4951 (eliminate_redundant_computations): Adjust.
4952 (record_equivalences_from_stmt): Likewise.
4953 (avail_expr_hash): Likewise.
4954 (avail_expr_eq): Likewise.
4955 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4956 (stmt_makes_single_load): Likewise.
4957 (stmt_makes_single_store): Likewise.
4958 * tree-ssa-alias.c: Rewrite completely.
4959 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4960 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4961 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4962 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4963 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4964 Remove public functions.
4965 (pass_reset_cc_flags): Remove.
4966 (pass_build_alias): Move ...
4967 * tree-ssa-structalias.c (pass_build_alias): ... here.
4968 * tree-ssa-alias.c (may_be_aliased): Move ...
4969 * tree-flow-inline.h (may_be_aliased): ... here.
4970 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4971 count_uses_and_derefs): Move ...
4972 * gimple.c: ... here.
4973 * gimple.h (count_uses_and_derefs): Declare.
4974 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4975 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4976 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4977 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4978 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4979 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
4980 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
4982 * tree-dfa.c (refs_may_alias_p): Move ...
4983 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
4984 * tree-ssa-alias.h: New file.
4985 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
4986 (statement_sink_location): Likewise.
4987 * opts.c (decode_options): Do not adjust max-aliased-vops or
4988 avg-aliased-vops values.
4989 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
4990 (TV_CALL_CLOBBER): Likewise.
4991 (TV_FLOW_SENSITIVE): Likewise.
4992 (TV_FLOW_INSENSITIVE): Likewise.
4993 (TV_MEMORY_PARTITIONING): Likewise.
4994 (TV_ALIAS_STMT_WALK): New timevar.
4995 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
4996 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
4997 (get_address_description): Remove memory-tag related code.
4998 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
4999 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
5000 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
5001 and immediate uses in statements. Document.
5002 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
5003 (dump_symbols): Remove.
5004 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
5005 * alias.c (get_deref_alias_set): New function split out from ...
5006 (get_alias_set): ... here.
5007 * alias.h (get_deref_alias_set): Declare.
5008 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
5009 type parameter. Remove restrict pointer handling. Create a
5010 ref-all pointer in case type-based alias sets do not conflict.
5011 (vect_analyze_data_refs): Remove SMT related code.
5012 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
5013 (vectorizable_load): Likewise.
5014 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
5015 (DR_SYMBOL_TAG, DR_VOPS): Remove.
5016 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
5017 Ignore vops and SMTs.
5018 (dr_analyze_alias): Likewise..
5019 (free_data_ref): Likewise.
5020 (create_data_ref): Likewise.
5021 (analyze_all_data_dependences): Likewise.
5022 (get_references_in_stmt): Adjust.
5023 * tree-flow-inline.h (gimple_aliases_computed_p,
5024 gimple_addressable_vars, gimple_call_clobbered_vars,
5025 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
5026 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
5027 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
5028 gimple_mem_ref_stats): Remove.
5029 (gimple_vop): New function.
5030 (op_iter_next_use): Remove vuses and mayuses cases.
5031 (op_iter_next_def): Remove vdefs case.
5032 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
5033 (clear_and_done_ssa_iter): Do not set removed fields.
5034 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
5035 Assert we are not iterating over vuses or vdefs if not also
5036 iterating over uses or defs.
5037 (op_iter_init_use): Likewise.
5038 (op_iter_init_def): Likewise.
5039 (op_iter_next_vdef): Remove.
5040 (op_iter_next_mustdef): Likewise.
5041 (op_iter_init_vdef): Likewise.
5042 (compare_ssa_operands_equal): Likewise.
5043 (link_use_stmts_after): Handle vuse operand.
5044 (is_call_used): Use is_call_clobbered.
5045 (is_call_clobbered): Global variables are always call clobbered,
5046 query the call-clobbers bitmap.
5047 (mark_call_clobbered): Ignore global variables.
5048 (clear_call_clobbered): Likewise.
5049 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
5050 virtual operands sanity check.
5051 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
5053 (TARGET_MEM_REF): Remove TMR_TAG operand.
5054 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
5055 Remove call-clobber related code.
5056 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
5057 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
5058 partitions or escape reason.
5059 (get_single_def_stmt, get_single_def_stmt_from_phi,
5060 get_single_def_stmt_with_phi): Remove.
5061 (dump_referenced_vars): Tidy.
5062 (get_ref_base_and_extent): Allow bare decls.
5063 (collect_dfa_stats): Adjust.
5064 * graphite.c (rename_variables_in_stmt): Adjust.
5065 (graphite_copy_stmts_from_block): Likewise.
5066 (translate_clast): Likewise.
5067 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
5069 (translate_vuse_through_block): Use the oracle.
5070 (phi_translate_1): Adjust.
5071 (value_dies_in_block_x): Use the oracle. Cache the outcome
5073 (valid_in_sets): Check if the VUSE for
5074 a REFERENCE is available.
5075 (eliminate): Do not remove stmts during elimination,
5076 instead queue and remove them afterwards.
5077 (do_pre): Do not rebuild alias info.
5078 (pass_pre): Run TODO_rebuild_alias before PRE.
5079 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
5080 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
5081 (mark_all_v_defs_stmt): Remove.
5082 (mark_all_v_defs_seq): Adjust.
5083 (sra_replace): Likewise.
5084 (scalarize_use): Likewise.
5085 (scalarize_copy): Likewise.
5086 (scalarize_init): Likewise.
5087 (scalarize_ldst): Likewise.
5088 (todoflags): Remove.
5089 (tree_sra): Do not rebuild alias info.
5090 (tree_sra_early): Adjust.
5091 (pass_sra): Run TODO_update_address_taken before SRA.
5092 * tree-predcom.c (set_alias_info): Remove.
5093 (prepare_initializers_chain): Do not call it.
5094 (mark_virtual_ops_for_renaming): Adjust.
5095 (mark_virtual_ops_for_renaming_list): Remove.
5096 (initialize_root_vars): Adjust.
5097 (initialize_root_vars_lm): Likewise.
5098 (prepare_initializers_chain): Likewise.
5099 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
5100 (may_propagate_copy_into_stmt): Likewise.
5101 (merge_alias_info): Do nothing for now.
5102 (propagate_tree_value_into_stmt): Adjust.
5103 (stmt_may_generate_copy): Likewise.
5104 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
5105 not mark symbols for renaming.
5106 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
5107 with the same statement, make sure to update the new pointed-to one.
5108 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
5109 call statements, do not mark symbols for renaming.
5110 (mark_operand_necessary): Dump something.
5111 (ref_may_be_aliased): New function.
5112 (mark_aliased_reaching_defs_necessary_1): New helper function.
5113 (mark_aliased_reaching_defs_necessary): Likewise.
5114 (mark_all_reaching_defs_necessary_1): Likewise.
5115 (mark_all_reaching_defs_necessary): Likewise.
5116 (propagate_necessity): Do not process virtual PHIs. For
5117 non-aliased loads mark all reaching definitions as necessary.
5118 For aliased loads and stores mark the immediate dominating
5119 aliased clobbers as necessary.
5120 (visited): New global static.
5121 (perform_tree_ssa_dce): Free visited bitmap after propagating
5123 (remove_dead_phis): Perform simple dead virtual PHI removal.
5124 (remove_dead_stmt): Properly unlink virtual operands when
5126 (eliminate_unnecessary_stmts): Schedule PHI removal after
5128 * tree-ssa-ter.c (is_replaceable_p): Adjust.
5129 (process_replaceable): Likewise.
5130 (find_replaceable_in_bb): Likewise.
5131 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
5132 based on the single gimple vop.
5133 (verify_flow_insensitive_alias_info): Remove.
5134 (verify_flow_sensitive_alias_info): Likewise.
5135 (verify_call_clobbering): Likewise.
5136 (verify_memory_partitions): Likewise.
5137 (verify_alias_info): Likewise.
5138 (verify_ssa): Adjust..
5139 (execute_update_addresses_taken): Export. Update SSA
5140 manually. Optimize only when optimizing. Use a local bitmap.
5141 (pass_update_address_taken): Remove TODO_update_ssa, add
5143 (pass_update_address_taken): Just use TODO_update_address_taken.
5144 (init_tree_ssa): Do not initialize addressable_vars.
5145 (verify_ssa): Verify new VUSE / VDEF properties.
5146 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
5147 Do not call verify_alias_info.
5148 (delete_tree_ssa): Clear the VUSE, VDEF operands.
5149 Do not free the loaded and stored syms bitmaps. Reset the escaped
5150 and callused solutions. Do not free addressable_vars.
5151 Remove memory-tag related code.
5152 (warn_uninitialized_var): Aliases are always available.
5153 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
5154 * lambda-code.c (can_put_in_inner_loop): Adjust.
5155 (can_put_after_inner_loop): Likewise.
5156 (perfect_nestify): Likewise.
5157 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
5158 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
5159 (vectorizable_conversion): Do not mark symbols for renaming.
5160 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
5161 (expand_call_inline): Unlink the calls virtual operands before
5163 (tree_function_versioning): Do not call update_ssa if we are not
5164 updating clones. Simplify.
5165 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
5166 (propagate_with_phi): Likewise..
5167 * tree-outof-ssa.c (create_temp): Remove memory tag and call
5168 clobber code. Assert we are not aliased or global.
5169 * tree-flow.h: Include tree-ssa-alias.h
5170 (enum escape_type): Remove.
5171 (struct mem_sym_stats_d): Likewise.
5172 (struct mem_ref_stats_d): Likewise.
5173 (struct gimple_df): Add vop member. Remove global_var,
5174 call_clobbered_vars, call_used_vars, addressable_vars,
5175 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
5176 escaped and callused members.
5177 (struct ptr_info_def): Remove all members, add points-to solution
5179 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
5180 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
5181 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
5182 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
5183 (tree-ssa-alias.o): Likewise.
5184 (toplev.o): Add tree-ssa-alias.h
5185 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
5186 * gimple.c (gimple_set_bb): Fix off-by-one error.
5187 (is_gimple_reg): Do not handle memory tags.
5188 (gimple_copy): Also copy virtual operands.
5189 Delay updating the statement. Do not reset loaded and stored syms.
5190 (gimple_set_stored_syms): Remove.
5191 (gimple_set_loaded_syms): Likewise.
5192 (gimple_call_copy_skip_args): Copy the virtual operands
5193 and mark the new statement modified.
5194 * tree-ssa-structalias.c (may_alias_p): Remove.
5195 (set_uids_in_ptset): Take the alias set to prune with as
5196 parameter. Fold in the alias test of may_alias_p.
5197 (compute_points_to_sets): Compute whether a ptr is dereferenced
5199 (process_constraint): Deal with &ANYTHING on the lhs, reject all
5200 other ADDRESSOF constraints on the lhs.
5201 (get_constraint_for_component_ref): Assert that we don't get
5202 ADDRESSOF constraints from the base of the reference.
5203 Properly generate UNKNOWN_OFFSET for DEREF if needed.
5204 (struct variable_info): Remove collapsed_to member.
5205 (get_varinfo_fc): Remove.
5206 (new_var_info): Do not set collapsed_to.
5207 (dump_constraint): Do not follow cycles.
5208 (dump_constraint_graph): Likewise.
5209 (build_pred_graph): Likewise.
5210 (build_succ_graph): Likewise.
5211 (rewrite_constraints): Likewise.
5212 (do_simple_structure_copy): Remove.
5213 (do_rhs_deref_structure_copy): Remove.
5214 (do_lhs_deref_structure_copy): Remove.
5215 (collapse_rest_of_var): Remove.
5216 (do_structure_copy): Re-implement.
5217 (pta_stats): New global variable.
5218 (dump_pta_stats): New function.
5219 (struct constraint_expr): Make offset signed.
5220 (UNKNOWN_OFFSET): Define special value.
5221 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
5222 (solution_set_expand): New helper function split out from ...
5223 (do_sd_constraint): ... here.
5224 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
5225 (do_ds_constraint): Likewise.
5226 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
5227 and CALLUSED = *CALLUSED.
5228 (set_union_with_increment): Make inc argument signed.
5229 (type_safe): Remove.
5230 (get_constraint_for_ptr_offset): Handle unknown and negative
5232 (first_vi_for_offset): Handle offsets before start. Bail
5233 out early for offsets beyond the variable extent.
5234 (first_or_preceding_vi_for_offset): New function.
5235 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
5236 Together with ESCAPED = *ESCAPED this properly computes reachability.
5237 (find_what_var_points_to): New function.
5238 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
5239 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
5240 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
5241 pt_solutions_intersect): New functions.
5242 (compute_call_used_vars): Remove.
5243 (compute_may_aliases): New main entry into PTA computation.
5244 * gimple.h (gimple_p): New typedef.
5245 (struct gimple_statement_base): Remove references_memory_p.
5246 (struct gimple_statement_with_memory_ops_base): Remove
5247 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
5249 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
5250 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
5251 gimple_set_references_memory): Remove.
5252 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
5253 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
5255 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
5256 (verify_expr): Allow RESULT_DECL.
5257 (gimple_duplicate_bb): Do not copy virtual operands.
5258 (gimple_duplicate_sese_region): Adjust.
5259 (gimple_duplicate_sese_tail): Likewise.
5260 (mark_virtual_ops_in_region): Remove.
5261 (move_sese_region_to_fn): Do not call it.
5262 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
5263 and pass_simple_dse.
5264 (execute_function_todo): Handle TODO_update_address_taken,
5265 call execute_update_addresses_taken for TODO_rebuild_alias.
5266 (execute_todo): Adjust.
5267 (execute_one_pass): Init dump files early.
5268 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
5270 (create_general_new_stmt): Clear vops.
5271 * tree-ssa-reassoc.c (get_rank): Adjust.
5272 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
5273 symbols for renaming.
5274 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
5275 (PARAM_AVG_ALIASED_VOPS): Likewise.
5276 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
5277 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
5278 * tree-ssa-operands.c: Simplify for new virtual operand representation.
5279 (operand_build_cmp, copy_virtual_operands,
5280 create_ssa_artificial_load_stmt, add_to_addressable_set,
5281 gimple_add_to_addresses_taken): Remove public functions.
5282 (unlink_stmt_vdef): New function.
5284 2009-04-03 Alan Modra <amodra@bigpond.net.au>
5286 * config.gcc (powerpc-*-linux*): Merge variants.
5288 2009-04-02 Chao-ying Fu <fu@mips.com>
5289 James Grosbach <james.grosbach@microchip.com>
5291 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
5292 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
5294 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
5295 keep_interrupts_masked_p, use_debug_exception_return_p.
5296 (mips_attribute_table): Add interrupt, use_shadow_register_set,
5297 keep_interrupts_masked, use_debug_exception_return.
5298 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
5299 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
5301 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
5302 (mips_print_operand): Process COP0 registers to print $0 .. $31
5303 correctly for GAS to process.
5304 (mips_interrupt_extra_call_saved_reg_p): New function.
5305 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
5307 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
5308 (mips_compute_frame_info): Add supports for interrupt context that
5309 includes doubleword accumulators and COP0 registers.
5310 (mips_for_each_saved_acc): New function.
5311 (mips_for_each_saved_gpr_and_fpr): Change the function name from
5312 mips_for_each_saved_reg.
5313 (mips_save_reg): Save accumulators.
5314 (mips_kernel_reg_p): A new for_each_rtx callback.
5315 (mips_expand_prologue): Support interrupt handlers.
5316 (mips_restore_reg): Restore accumulators.
5317 (mips_expand_epilogue): Support interrupt handlers.
5318 (mips_can_use_return_insn): Return false for interrupt handlers.
5319 (mips_epilogue_uses): New function.
5320 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
5321 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
5322 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
5323 cop0_move): New instructions.
5324 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
5325 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
5327 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
5329 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
5330 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
5331 interrupt handlers, we use K0 as the temporary register.
5332 (EPILOGUE_USES): Change to a function call.
5333 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
5334 handlers, we use K0 as the temporary register.
5336 * doc/extend.texi (Function Attributes): Document interrupt,
5337 use_shadow_register_set, keep_interrupts_masked,
5338 use_debug_exception_return for MIPS attributes.
5340 2009-04-03 Alan Modra <amodra@bigpond.net.au>
5342 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
5343 Remove a number of t-files from tmake_file.
5344 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
5345 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
5346 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
5347 target_prototype, not TARGET_PROTOTYPE.
5348 (LINK_OS_GNU_SPEC): Define.
5349 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
5350 and darwin-ldoubdle.c.
5352 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
5355 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
5356 (cpp_options): Ditto.
5357 (default_compilers): Ditto.
5358 (display_help): Ditto.
5359 (process_command): Ditto.
5361 (set_input): Use lbasename instead of duplicate code.
5362 (save_temps_prefix): New static for -save-temps=obj.
5363 (save_temps_length): Ditto.
5365 * doc/invoke.texi (-save-temps=obj): Document new variant to
5368 2009-04-02 Jeff Law <law@redhat.com>
5370 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
5373 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
5375 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
5376 * configure: Regenerated.
5378 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5380 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
5381 share the argument list.
5383 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5387 2009-02-12 Diego Novillo <dnovillo@google.com>
5389 * varpool.c (debug_varpool): New.
5390 * cgraph.h (debug_varpool): Declare.
5392 2009-04-02 Jan Hubicka <jh@suse.cz>
5394 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
5397 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
5399 * config/i386/i386.c (ix86_abi): Move initialization to ...
5400 (override_options): Here.
5402 2009-04-02 Christian Bruel <christian.bruel@st.com>
5404 * config/sh/sh.c (sh_dwarf_register_span): New function.
5405 (TARGET_DWARF_REGISTER_SPAN): Define.
5406 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
5408 2009-04-02 Ira Rosen <irar@il.ibm.com>
5410 PR tree-optimization/39595
5411 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
5412 interleaved loads group is not greater than the SLP group size.
5414 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5416 * builtins.c (is_builtin_name): New.
5417 (called_as_built_in): Use is_builtin_name.
5418 * tree.h (is_builtin_name): New.
5419 * varasm.c (incorporeal_function_p): Use is_builtin_name
5421 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
5423 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
5425 2009-04-02 Dodji Seketeli <dodji@redhat.com>
5428 * c-decl.c (clone_underlying_type): Move this ...
5429 * c-common.c (set_underlying_type): ... here.
5430 Also, make sure the function properly sets TYPE_STUB_DECL() on
5431 the newly created typedef variant type.
5432 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
5433 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
5436 2009-04-02 Richard Guenther <rguenther@suse.de>
5438 PR tree-optimization/37221
5439 * tree-flow.h (degenerate_phi_result): Declare.
5440 * tree-ssa-dom.c (degenerate_phi_result): Export.
5441 * tree-scalar-evolution.c (analyze_initial_condition): If
5442 the initial condition is defined by a degenerate PHI node
5443 use the degenerate value.
5445 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
5447 PR rtl-optimization/39588
5448 * combine.c (merge_outer_ops): Do not set the constant when this
5450 (simplify_shift_const_1): Do not modify it either in this case.
5452 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
5454 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
5455 tuning is deprecated if -mtune value is set to an Itanium1 variant.
5457 2009-04-01 Janis Johnson <janis187@us.ibm.com>
5460 * c-lex.c (interpret_float): Default (no suffix) is double.
5462 2009-04-1 Xinliang David Li <davidxl@google.com>
5464 * config/i386/i386.c (legitimate_constant_p): Recognize
5465 all one vector constant.
5467 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5469 * config/vax/vax.c: Add #includes to silence warnings.
5470 Change #include order to silence two warnings.
5472 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5474 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
5475 (ASM_SPEC): Pass -k to the assembler for PIC code.
5477 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5479 * config.gcc: Add vax-*-linux* to the switch.
5480 * config/vax/linux.h: New file. (TARGET_VERSION,
5481 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
5483 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5485 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
5486 Use predicate macros instead of GET_CODE() == foo.
5487 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
5488 ashlsi3, rotrsi3, <unnamed>): Likewise.
5490 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5492 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
5493 jbbccihi, jbbccisi): Remova trailing whitespace.
5494 * config/vax/constraints.md: Likewise.
5495 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5496 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
5497 * config/vax/predicates.md: Likewise.
5498 * config/vax/vax.c (print_operand_address, vax_output_int_move,
5499 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
5500 * config/vax/vax.h: Likewise.
5501 * config/vax/vax.md (nonlocal_goto): Likewise.
5503 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5505 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
5506 (indirectable_address_p, adjacent_operands_p): Add spaces around
5508 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
5510 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5512 * config/vax/vax.c (legitimate_constant_address_p,
5513 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
5514 index_term_p, reg_plus_index_p, legitimate_address_p,
5515 vax_mode_dependent_address_p): Update comments to match functions
5516 modified by the recent int->bool conversion.
5518 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5520 * config/vax/builtins.md: Update copyright message.
5521 * config/vax/constraints.md: Likewise.
5522 * config/vax/netbsd-elf.h: Likewise.
5523 * config/vax/predicates.md: Likewise.
5524 * config/vax/vax-protos.h: Likewise.
5525 * config/vax/vax.c: Likewise.
5526 * config/vax/vax.h: Likewise.
5527 * config/vax/vax.md: Likewise.
5528 * config/vax/vax.opt: Likewise.
5530 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5532 * config/vax/builtins.md (ffssi2, ffssi2_internal,
5533 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
5534 * config/vax/constraints.md (B, R): Likewise.
5535 * config/vax/predicates.md (external_memory_operand,
5536 nonimmediate_addsub_di_operand): Likewise.
5537 * config/vax/vax.c (vax_output_int_add): Likewise.
5538 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
5539 untyped_call): Likewise.
5541 2009-04-01 Matt Thomas <matt@3am-software.com>
5543 * config/vax/predicates.md: New file.
5544 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
5545 external_const_operand, nonsymbolic_operand, external_memory_operand,
5546 indirect_memory_operand, indexed_memory_operand,
5547 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
5548 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
5550 * config/vax/constraints.md: New file.
5551 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
5553 * config/vax/builtins.md: New file.
5554 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
5555 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
5557 * config/vax/vax.opt (mqmath): Add option.
5558 * config/vax/vax.md (isfx): Extend with DI.
5559 (VAXintQH, VAXintQHSD): Define.
5560 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
5561 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
5562 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
5563 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
5564 (movdi): Update constraints and use vax_output_int_move().
5565 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
5566 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
5567 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
5568 nonlocal_goto): New.
5569 (mov<mode>): Extend accepted operand types.
5570 (subdi3_old): Rename from subdi3, change update constraints and use
5571 a new implementation.
5572 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
5573 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
5574 MOVE_RATIO, CLEAR_RATIO): Define.
5575 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
5576 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
5577 (PRINT_OPERAND): Redefine using a function instead of inlined code.
5578 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
5579 (split_quadword_operands): Make static and really allow variable
5581 (print_operand_address): Update for PIC generation.
5582 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
5583 indexable_address_p, fixup_mathdi_operand,
5584 vax_expand_addsub_di_operands, adjacent_operands_p): New.
5585 (vax_float_literal, legitimate_constant_p,
5586 indirectable_constant_address_p, index_term_p,
5587 reg_plus_index_p): Return bool instead of int.
5588 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
5590 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
5592 (vax_output_conditional_branch): Indent.
5593 (legitimate_constant_address_p, indirectable_constant_address_p,
5594 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
5595 vax_mode_dependent_address_p): Return bool instead of int, update for
5597 * config/vax/vax-protos.h (legitimate_constant_address_p,
5598 legitimate_constant_p, legitimate_address_p,
5599 vax_mode_dependent_address_p): Change declaration to bool.
5600 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
5601 vax_expand_addsub_di_operands, vax_output_int_subtract,
5602 vax_output_movmemsi): Declare.
5603 (split_quadword_operands, vax_float_literal): Delete declaration.
5604 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
5605 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
5606 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
5607 ASM_OUTPUT_DWARF_PCREL): Define.
5608 (ASM_SPEC): Change definition to allow PIC generation.
5610 2009-04-01 Steve Ellcey <sje@cup.hp.com>
5612 * doc/sourcebuild.texi: Update front-end requirements.
5614 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5617 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
5618 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
5619 (booldi3_internal3): Use boolean_or_operator instead of
5622 2009-04-01 Joseph Myers <joseph@codesourcery.com>
5625 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
5626 declarator whose size is not an integer constant expression but
5627 folds to an integer constant, then treat it as a constant
5630 2009-04-01 Richard Guenther <rguenther@suse.de>
5632 * fold-const.c (fold_plusminus_mult_expr): Do not fold
5633 i * 4 + 2 to (i * 2 + 1) * 2.
5635 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5638 * c-parser.c (c_parser_asm_statement): Skip until close paren and
5639 return if c_parser_asm_string_literal returned NULL.
5641 2009-04-01 Nick Clifton <nickc@redhat.com>
5643 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
5645 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
5646 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
5647 other typedefs to avoid conflicts with libgcc2.c. Define labels
5648 to gain 16-bit bit-manipulation functions from libgcc2.c and then
5650 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
5651 to gain 16-bit trapping arithmetic functions from libgcc2.c and
5654 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
5656 * varasm.c (default_function_rodata_section): Declare DOT as
5659 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
5660 Andrey Galkin <agalkin@hypercom.com>
5663 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
5664 Make object_name unique for each process.
5666 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5669 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
5670 addressable variables in the parallel that could go out of scope while
5671 running queued tasks.
5673 2009-04-01 Anatoly Sokolov <aesok@post.ru>
5675 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
5676 (CASE_VALUES_THRESHOLD): Redefine.
5677 * config/avr/avr.c (avr_override_options): Remove initialization of
5678 avr_case_values_threshold variable.
5679 (avr_case_values_threshold): Remove variable. Add new function.
5680 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
5681 * config/avr/avr.opt (mno-tablejump): Remove option.
5682 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
5684 2009-04-01 DJ Delorie <dj@redhat.com>
5686 * varasm.c (default_function_rodata_section): Don't assume
5687 anything about where the first '.' in the section name is.
5689 2009-04-01 Alan Modra <amodra@bigpond.net.au>
5691 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
5692 rs6000_emit_stack_tie.
5694 2009-03-31 Ian Lance Taylor <iant@google.com>
5696 * tree-eh.c (tree_remove_unreachable_handlers): Compare
5697 gimple_code with GIMPLE_RESX, not RESX.
5699 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5701 * c-common.c (c_get_ident): New.
5702 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
5704 2009-04-01 Ben Elliston <bje@au.ibm.com>
5706 * config/rs6000/sysv4.opt (msdata): Improve option description.
5708 2009-03-31 Steve Ellcey <sje@cup.hp.com>
5710 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
5711 (divdf3_internal_lat): Remove.
5712 (divxf3_internal_lat): Remove.
5713 (divxf3_internal_thr): Remove.
5714 (divxf): Use divxf3_internal.
5715 * config/ia64/div.md (divsf3_internal_lat): New.
5716 (divdf3_internal_lat): New.
5717 (divxf3_internal): New.
5719 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5722 * Makefile.in (USE_GCC_STDINT): Define.
5723 (stmp-int-hdrs): Install stdint.h if applicable.
5724 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
5726 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
5727 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
5728 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5729 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5730 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5731 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5732 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5733 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5734 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5735 (c_common_nodes_and_builtins): Initialize
5736 underlying_wchar_type_node. Do not initialize
5737 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
5738 nodes for new types.
5739 (c_stddef_cpp_builtins): Define macros for new types.
5740 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
5742 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
5743 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
5744 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
5745 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
5746 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
5747 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
5748 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
5749 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
5750 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
5751 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
5752 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
5753 int16_type_node, int32_type_node, int64_type_node,
5754 uint8_type_node, uint16_type_node, c_uint32_type_node,
5755 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
5756 int_least32_type_node, int_least64_type_node,
5757 uint_least8_type_node, uint_least16_type_node,
5758 uint_least32_type_node, uint_least64_type_node,
5759 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
5760 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
5761 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
5762 uintptr_type_node): Define.
5763 * c-cppbuiltin.c (builtin_define_constants,
5764 builtin_define_type_minmax): New.
5765 (builtin_define_stdint_macros): Define more macros.
5766 (c_cpp_builtins): Define more limit macros.
5768 (builtin_define_type_max): Define in terms of
5769 builtin_define_type_minmax. Remove is_long parameter. All
5771 * config.gcc (use_gcc_stdint): Define.
5772 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
5773 Add newlib-stdint.h for generic targets.
5774 * config/glibc-stdint.h, config/newlib-stdint.h,
5775 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
5776 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
5777 * config/score/score.h (UINTPTR_TYPE): Define.
5778 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5779 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5780 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5781 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5782 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5783 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5784 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5785 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5786 * config/spu/spu.h (STDINT_LONG32): Define.
5787 * configure.ac (use_gcc_stdint): Substitute.
5788 * configure: Regenerate.
5789 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
5790 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
5791 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
5792 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
5793 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
5794 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
5795 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
5796 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
5797 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
5798 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
5799 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
5800 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
5801 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
5802 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
5803 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
5804 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
5805 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
5806 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
5807 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
5808 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
5809 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
5810 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
5811 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5812 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5813 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5814 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5815 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5816 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5817 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
5819 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
5821 * loop-iv.c (suitable_set_for_replacement): Renamed from
5822 simplify_using_assignment; changed to return bool and to accept new
5823 args DEST and SRC. Return true iff we find a source/destination pair
5824 that can be used to make a replacement, and fill SRC and DEST if so.
5825 Remove arg ALTERED. Don't deal with altered regs here. All callers
5827 (simplify_using_initial_values): Deal with altered regs here and track
5828 more precisely the effect they have on the validity of our expression.
5830 * loop-iv.c (simplify_using_condition): A condition of the form
5831 (EQ REG CONST) can be used to simply make a substitution.
5832 (simplify_using_initial_values): Keep track of conditions we have seen
5833 and keep using them to simplify new expressions, while applying the
5834 same substitutions to them as to the expression.
5836 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5837 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
5840 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
5841 changed. Use this when trying to improve the upper bound.
5842 Generate the comparison by using simplify_gen_relational.
5844 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
5846 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
5848 (simplify_using_assignment, simplify_using_initial_values): Call
5849 replace_in_expr to make replacements. Call replace_single_def_regs
5850 once on the initial version of the expression.
5852 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5855 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
5857 2009-03-31 Richard Guenther <rguenther@suse.de>
5860 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
5861 equality comparisons. Fold C - X CMP X if C % 2 == 1.
5863 2009-03-31 Richard Guenther <rguenther@suse.de>
5865 * tree.h (div_if_zero_remainder): Declare.
5866 * fold-const.c (div_if_zero_remainder): Export.
5867 * tree-ssa-forwprop.c
5868 (forward_propagate_addr_into_variable_array_index): Handle
5869 constant array index addition outside of the variable index.
5871 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5874 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
5875 define_splits, floatunssi<mode>2): Require x87 conversions from
5876 DImode to be permitted.
5878 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5880 PR preprocessor/15638
5881 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
5883 2009-03-31 Richard Guenther <rguenther@suse.de>
5887 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
5888 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
5889 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5890 a separate statement.
5891 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5892 (lookup_tmp_var): Likewise.
5893 (is_gimple_formal_tmp_or_call_rhs): Remove.
5894 (is_gimple_reg_or_call_rhs): Rename to ...
5895 (is_gimple_reg_rhs_or_call): ... this.
5896 (is_gimple_mem_or_call_rhs): Rename to ...
5897 (is_gimple_mem_rhs_or_call): ... this.
5898 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5899 DECL_GIMPLE_REG_P only if is_formal is true.
5900 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5901 for non-proper post-modify expression gimplification.
5902 (gimplify_self_mod_expr): For post-modify expressions gimplify
5903 the lvalue to a minimal lvalue.
5904 (rhs_predicate_for): Remove formal temp case.
5905 (gimplify_modify_expr_rhs): Likewise.
5906 (gimplify_addr_expr): Use is_gimple_reg.
5907 (gimplify_expr): Remove formal temp cases.
5908 (gimple_regimplify_operands): Likewise.
5909 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5910 and FILTER_EXPR like constants.
5911 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5913 (is_gimple_formal_tmp_rhs): Remove.
5914 (is_gimple_reg_rhs): Remove special casing.
5915 (is_gimple_mem_rhs): Fix.
5916 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5917 (is_gimple_formal_tmp_var): Remove.
5918 (is_gimple_formal_tmp_reg): Likewise.
5919 (is_gimple_min_lval): Allow invariant component ref parts.
5920 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5921 is_gimple_formal_tmp_reg): Remove declarations.
5922 * tree-cfg.c (verify_expr): Verify that variables with address
5923 taken do not have DECL_GIMPLE_REG_P set.
5924 * tree-mudflap.c (mf_build_check_statement_for): Use
5925 force_gimple_operand instead of gimplify_expr.
5927 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5929 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5930 schedulable rows to compute_split_row.
5932 2009-03-31 Ben Elliston <bje@au.ibm.com>
5935 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5938 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5940 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5941 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5942 * configure: Regenerate.
5943 * config.in: Regenerate.
5944 * config/rs6000/rs6000.opt (mtls-markers): Add.
5945 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5946 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5947 (tls_ld_aix, tls_ld_sysv): Likewise.
5948 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5949 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5951 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5953 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5955 2009-03-30 Jan Hubicka <jh@suse.cz>
5957 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5959 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5960 detection and label handling.
5962 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5964 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5965 left_conflicts_size.
5966 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5967 ALLOCNO_LEFT_CONFLICTS_SIZE.
5969 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5970 remove_allocno_from_bucket_and_push,
5971 allocno_spill_priority_compare, push_allocnos_to_stack,
5972 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5973 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5974 (setup_allocno_left_conflicts_num): Ditto. Rename to
5975 setup_allocno_left_conflicts_size.
5976 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5977 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5978 setup_allocno_left_conflicts_size instead of
5979 setup_allocno_left_conflicts_num.
5981 * ira-build.c (ira_create_allocno): Use
5982 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
5983 ALLOCNO_LEFT_CONFLICTS_NUM.
5985 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5987 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5988 instead of DF_LR_OUT.
5990 * ira-lives.c (process_bb_node_lives): Ditto.
5992 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5993 instead of DF_LR_{OUT,IN}.
5995 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5997 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5999 2009-03-30 Jan Hubicka <jh@suse.cz>
6001 * except.c (label_to_region_map): Fix thinko.
6003 2009-03-30 Steve Ellcey <sje@cup.hp.com>
6006 * tree.h (tree_find_value): New declaration.
6007 * tree.c (tree_find_value): New function.
6008 * varasm.c (assemble_external): Avoid duplicate entries on lists.
6010 2009-03-30 Jakub Jelinek <jakub@redhat.com>
6013 * c-decl.c (struct c_binding): Add locus field.
6014 (bind): Add locus argument, set locus field from it.
6015 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
6016 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
6017 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
6018 implicitly_declare, undeclared_variable, lookup_label,
6019 declare_label, c_make_fname_decl, c_builtin_function,
6020 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
6023 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
6026 * config/i386/i386.c (classify_argument): Check total size of
6029 2009-03-30 Martin Jambor <mjambor@suse.cz>
6031 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
6032 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
6033 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
6036 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
6037 seen_variable_array_ref while also traversing a union.
6039 * tree-inline.c (optimize_inline_calls): Do not call
6040 cgraph_node_remove_callees.
6041 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
6042 (pass_remove_cgraph_callee_edges): New variable.
6043 * passes.c (init_optimization_passes): Add
6044 pass_remove_cgraph_callee_edges after early inlining and before all
6045 late intraprocedural passes.
6047 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
6049 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6051 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
6054 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6056 * combine.c (simplify_comparison): Use have_insn_for.
6057 * dojump.c (do_jump): Likewise.
6059 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6061 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
6062 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
6063 sparc_compare_op0 like sparc_compare_emitted used to be handled.
6064 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
6065 instead of sparc_compare_emitted.
6066 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
6067 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
6068 instead of sparc_compare_emitted.
6070 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6072 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
6073 enter/exit cfglayout mode.
6074 (pass_partition_block): Require it.
6075 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
6076 (combine_instructions): Track basic blocks instead of labels.
6077 (update_cfg_for_uncondjump): New.
6078 (try_combine): Use it. Update jumps after rescanning.
6079 (pass_combine): Require PROP_cfglayout.
6080 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
6082 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6084 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
6085 Provide/destroy PROP_cfglayout respectively.
6086 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
6087 * tree-pass.h (PROP_cfglayout): New.
6089 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6091 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
6092 fold_convert_const_fixed_from_fixed,
6093 fold_convert_const_fixed_from_int,
6094 fold_convert_const_fixed_from_real, fold_negate_const): Do not
6095 set TREE_CONSTANT_OVERFLOW.
6096 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
6097 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
6099 2009-03-30 Ira Rosen <irar@il.ibm.com>
6101 * tree-vect-loop-manip.c: New file.
6102 * tree-vectorizer.c: Update documentation and included files.
6103 (vect_loop_location): Make extern.
6104 (rename_use_op): Move to tree-vect-loop-manip.c
6105 (rename_variables_in_bb, rename_variables_in_loop,
6106 slpeel_update_phis_for_duplicate_loop,
6107 slpeel_update_phi_nodes_for_guard1,
6108 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
6109 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
6110 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
6111 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
6112 find_loop_location): Likewise.
6113 (new_stmt_vec_info): Move to tree-vect-stmts.c.
6114 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
6115 get_vectype_for_scalar_type, vect_is_simple_use,
6116 supportable_widening_operation, supportable_narrowing_operation):
6118 (bb_in_loop_p): Move to tree-vect-loop.c.
6119 (new_loop_vec_info, destroy_loop_vec_info,
6120 reduction_code_for_scalar_code, report_vect_op,
6121 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
6122 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
6123 (vect_supportable_dr_alignment): Likewise.
6124 * tree-vectorizer.h (tree-data-ref.h): Include.
6125 (vect_loop_location): Declare.
6126 Reorganize function declarations according to the new file structure.
6127 * tree-vect-loop.c: New file.
6128 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
6129 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
6130 * tree-vect-data-refs.c: New file.
6131 * tree-vect-patterns.c (timevar.h): Don't include.
6132 * tree-vect-stmts.c: New file.
6133 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
6134 tree-vect-slp.c, tree-vect-loop.c.
6135 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
6136 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
6137 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
6138 (tree-vect-analyze.o): Remove.
6139 (tree-vect-transform.o): Likewise.
6140 (tree-vect-data-refs.o): Add rule.
6141 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
6142 tree-vect-slp.o): Likewise.
6143 (tree-vect-patterns.o): Remove redundant dependencies.
6144 (tree-vectorizer.o): Likewise.
6145 * tree-vect-slp.c: New file.
6147 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6149 * optc-gen.awk: Warn if an option flag has multiple different
6152 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
6154 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
6155 -floop-block): Document dependences on PPL, CLooG and Graphite.
6157 2009-03-30 Joseph Myers <joseph@codesourcery.com>
6159 PR rtl-optimization/323
6160 * c-common.c (c_fully_fold, convert_and_check,
6161 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
6162 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
6163 * c-common.def (EXCESS_PRECISION_EXPR): New.
6164 * c-cppbuiltin.c (builtin_define_float_constants): Define
6165 constants with enough digits for long double.
6166 * c-lex.c (interpret_float): Interpret constant with excess
6167 precision where appropriate.
6168 * c-opts.c (c_common_post_options): Set
6169 flag_excess_precision_cmdline. Give an error for
6170 -fexcess-precision=standard for C++ for processors where the
6171 option is significant.
6172 * c-parser.c (c_parser_conditional_expression): Handle excess
6173 precision in condition.
6174 * c-typeck.c (convert_arguments): Handle arguments with excess
6176 (build_unary_op): Move excess precision outside operation.
6177 (build_conditional_expr): Likewise.
6178 (build_compound_expr): Likewise.
6179 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
6180 (build_modify_expr): Handle excess precision in RHS.
6181 (convert_for_assignment): Handle excess precision in converted
6183 (digest_init, output_init_element, process_init_element): Handle
6184 excess precision in initializer.
6185 (c_finish_return): Handle excess precision in return value.
6186 (build_binary_op): Handle excess precision in operands and add
6187 excess precision as needed for operation.
6188 * common.opt (-fexcess-precision=): New option.
6189 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
6190 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
6191 For standard excess precision, output explicit conversion to and
6192 truncation from XFmode.
6193 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
6194 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
6195 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
6196 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
6197 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
6198 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
6199 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
6200 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
6201 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
6202 define_splits, sqrt<mode>2): Disable where appropriate for
6203 standard excess precision.
6204 * convert.c (convert_to_real): Do not shorten arithmetic to type
6205 for which excess precision would be used.
6206 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
6207 * doc/invoke.texi (-fexcess-precision=): Document option.
6208 (-mfpmath=): Correct index entry.
6209 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
6210 flag_excess_precision): New.
6211 * langhooks.c (lhd_post_options): Set
6212 flag_excess_precision_cmdline.
6213 * opts.c (common_handle_option): Handle -fexcess-precision=.
6214 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
6215 init_excess_precision): New.
6216 (lang_dependent_init_target): Call init_excess_precision.
6217 * tree.c (excess_precision_type): New.
6218 * tree.h (excess_precision_type): Declare.
6220 2009-03-30 Joseph Myers <joseph@codesourcery.com>
6223 * c-typeck.c (build_component_ref): Do not copy qualifiers from
6224 non-lvalue to component.
6226 2009-03-29 Joseph Myers <joseph@codesourcery.com>
6228 PR preprocessor/34695
6229 * Makefile.in (c-opts.o): Depend on c-tree.h.
6230 * c-common.c: Move down include of diagnostic.h.
6231 (done_lexing, c_cpp_error): New.
6232 * c-common.h (done_lexing): Declare.
6233 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
6235 * c-opts.c: Include c-tree.h.
6236 (c_common_init_options): Set preprocessor error callback.
6237 (c_common_handle_option): Do not set preprocessor
6238 inhibit_warnings, warnings_are_errors, warn_system_headers,
6239 pedantic_errors or inhibit_warnings flags.
6240 (c_common_post_options): Do not check cpp_errors (parse_in).
6241 (c_common_finish): Do not output dependencies if there were
6242 errors. Do not check return value of cpp_finish.
6243 * c-ppoutput.c (pp_file_change): Set input_location.
6244 * c-tree.h (c_cpp_error): Declare.
6245 * diagnostic.c (diagnostic_set_info_translated): Also initialize
6247 (diagnostic_build_prefix): Check override_column.
6248 * diagnostic.h (diagnostic_info): Add override_column field.
6249 (diagnostic_override_column): Define.
6251 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
6253 * c-common.c (c_expand_expr, c_staticp): Remove.
6254 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
6255 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
6256 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
6257 * c-gimplify.c (gimplify_compound_literal_expr,
6258 optimize_compound_literals_in_ctor): Remove.
6259 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
6260 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
6261 * c-semantics.c (emit_local_var): Remove.
6263 * langhooks-def.h (lhd_expand_expr): Remove.
6264 * langhooks.c (lhd_expand_expr): Remove.
6265 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
6267 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
6268 handling from c-semantics.c; don't call into langhook.
6269 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
6270 * gimplify.c (gimplify_compound_literal_expr,
6271 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
6272 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
6273 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
6274 as was done in c-gimplify.c.
6275 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
6276 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
6277 Move from c-common.h.
6278 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
6280 * tree.c (staticp): Do not call langhook.
6281 * langhooks.c (lhd_staticp): Delete.
6282 * langhooks-def.h (lhd_staticp): Delete prototype.
6283 (LANG_HOOKS_STATICP): Delete.
6284 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
6286 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
6287 instead of DECL_STMTs.
6289 2009-03-29 Joseph Myers <joseph@codesourcery.com>
6297 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
6299 (fold_call_expr): Return a NOP_EXPR from folding rather than the
6300 contained expression.
6301 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
6302 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
6303 conditional expressions for C.
6304 (decl_constant_value_for_optimization): Move from
6305 decl_constant_value_for_broken_optimization in c-typeck.c. Check
6306 whether optimizing and that the expression is a VAR_DECL not of
6307 array type instead of doing such checks in the caller. Do not
6308 check pedantic. Call gcc_unreachable for C++.
6309 * c-common.def (C_MAYBE_CONST_EXPR): New.
6310 * c-common.h (c_fully_fold, c_save_expr,
6311 decl_constant_value_for_optimization): New prototypes.
6312 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
6313 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
6314 EXPR_INT_CONST_OPERANDS): Define.
6315 * c-convert.c (convert): Strip nops from expression.
6316 * c-decl.c (groktypename): Take extra parameters expr and
6317 expr_const_operands. Update call to grokdeclarator.
6318 (start_decl): Update call to grokdeclarator. Add statement for
6319 expressions used in type of decl.
6320 (grokparm): Update call to grokdeclarator.
6321 (push_parm_decl): Update call to grokdeclarator.
6322 (build_compound_literal): Add parameter non_const and build a
6323 C_MAYBE_COSNT_EXPR if applicable.
6324 (grokdeclarator): Take extra parameters expr and
6325 expr_const_operands. Track expressions used in declaration
6326 specifiers and declarators. Fold array sizes and track whether
6327 they are constant expressions and whether they are integer
6328 constant expressions.
6329 (parser_xref_tag): Set expr and expr_const_operands fields in
6331 (grokfield): Update call to grokdeclarator.
6332 (start_function): Update call to grokdeclarator.
6333 (build_null_declspecs): Set expr and expr_const_operands fields in
6335 (declspecs_add_type): Handle expressions in typeof specifiers.
6336 * c-parser.c (c_parser_declspecs): Set expr and
6337 expr_const_operands fields for declaration specifiers.
6338 (c_parser_enum_specifier): Likewise.
6339 (c_parser_struct_or_union_specifier): Likewise.
6340 (c_parser_typeof_specifier): Likewise. Update call to
6341 groktypename. Fold expression as needed. Return expressions with
6342 type instead of adding statements.
6343 (c_parser_attributes): Update calls to c_parser_expr_list.
6344 (c_parser_statement_after_labels): Fold expression before passing
6345 to objc_build_throw_stmt.
6346 (c_parser_condition): Fold expression.
6347 (c_parser_asm_operands): Fold expression.
6348 (c_parser_conditional_expression): Use c_save_expr. Update call
6349 to build_conditional_expr.
6350 (c_parser_alignof_expression): Update call to groktypename.
6351 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
6352 original_code. Fold expression argument of va_arg. Create
6353 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
6354 argument to va_arg. Update calls to groktypename. Fold array
6355 index for offsetof. Verify that first argument to
6356 __builtin_choose_expr has integer type.
6357 (c_parser_postfix_expression_after_paren_type): Update calls to
6358 groktypename and build_compound_literal. Handle expressions with
6359 side effects in type name.
6360 (c_parser_postfix_expression_after_primary): Update call to
6361 c_parser_expr_list. Set original_code for calls to
6362 __builtin_constant_p.
6363 (c_parser_expr_list): Take extra parameter fold_p. Fold
6364 expressions if requested.
6365 (c_parser_objc_type_name): Update call to groktypename.
6366 (c_parser_objc_synchronized_statement): Fold expression.
6367 (c_parser_objc_receiver): Fold expression.
6368 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
6369 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
6370 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
6371 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
6372 (struct c_typespec): Add elements expr and expr_const_operands.
6373 (struct c_declspecs): Add elements expr and expr_const_operands.
6374 (groktypename, build_conditional_expr, build_compound_literal):
6376 (in_late_binary_op): Declare.
6377 * c-typeck.c (note_integer_operands): New function.
6378 (in_late_binary_op): New variable.
6379 (decl_constant_value_for_broken_optimization): Move to c-common.c
6380 and rename to decl_constant_value_for_optimization.
6381 (default_function_array_conversion): Do not strip nops.
6382 (default_conversion): Do not call
6383 decl_constant_value_for_broken_optimization.
6384 (build_array_ref): Do not fold result.
6385 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
6386 result when operand is a VLA.
6387 (c_expr_sizeof_type): Update call to groktypename. Handle
6388 expressions included in type name. Use C_MAYBE_CONST_EXPR for
6389 result when operand names a VLA type.
6390 (build_function_call): Update call to build_compound_literal.
6391 Only fold result for calls to __builtin_* functions. Strip
6392 NOP_EXPR from INTEGER_CST returned from such functions. Fold
6393 the function designator.
6394 (convert_arguments): Fold arguments. Update call to
6395 convert_for_assignment.
6396 (build_unary_op): Handle increment and decrement of
6397 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
6398 decrement earlier. Fold operand of increment and decrement.
6399 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
6400 built for integer operand. Wrap returns that are INTEGER_CSTs
6401 without being integer constant expressions or that have integer
6402 constant operands without being INTEGER_CSTs.
6403 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
6404 (build_conditional_expr): Add operand ifexp_bcp. Track whether
6405 result is an integer constant expression or can be used in
6406 unevaluated parts of one and avoid folding and wrap as
6407 appropriate. Fold operands before possibly doing -Wsign-compare
6409 (build_compound_expr): Wrap result for C99 if operands can be used
6410 in integer constant expressions.
6411 (build_c_cast): Update call to digest_init. Do not ignore
6412 overflow from casting floating-point constants to integers. Wrap
6413 results that could be confused with integer constant expressions,
6414 null pointer constants or floating-point constants.
6415 (c_cast_expr): Update call to groktypename. Handle expressions
6416 included in type name.
6417 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
6418 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
6419 Update calls to convert_for_assignment.
6420 (convert_for_assignment): Take new parameter
6421 null_pointer_constant. Do not strip nops or call
6422 decl_constant_value_for_broken_optimization. Set
6423 in_late_binary_op for conversions to boolean.
6424 (store_init_value): Update call to digest_init.
6425 (digest_init): Take new parameter null_pointer_constant. Do not
6426 call decl_constant_value_for_broken_optimization. pedwarn for
6427 initializers not constant expressions. Update calls to
6428 convert_for_assignment.
6429 (constructor_nonconst): New.
6430 (struct constructor_stack): Add nonconst element.
6431 (really_start_incremental_init, push_init_level, pop_init_level):
6432 Handle constructor_nonconst and nonconst element.
6433 (set_init_index): Call constant_expression_warning for array
6435 (output_init_element): Fold value. Set constructor_nonconst as
6436 applicable. pedwarn for initializers not constant expressions.
6437 Update call to digest_init. Call constant_expression_warning
6438 where constant initializers are required.
6439 (process_init_element): Use c_save_expr.
6440 (c_finish_goto_ptr): Fold expression.
6441 (c_finish_return): Fold return value. Update call to
6442 convert_for_assignment.
6443 (c_start_case): Fold switch expression.
6444 (c_process_expr_stmt): Fold expression.
6445 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
6446 ensure statement expression is not evaluated in constant expression.
6447 (build_binary_op): Track whether results are integer constant
6448 expressions or may occur in such, disable folding and wrap results
6449 as applicable. Fold operands for -Wsign-compare warnings unless
6451 (c_objc_common_truthvalue_conversion): Handle results folded to
6452 integer constants that are not integer constant expressions.
6453 * doc/extend.texi: Document when typeof operands are evaluated,
6454 that condition of __builtin_choose_expr is an integer constant
6455 expression, and more about use of __builtin_constant_p in
6458 2009-03-29 Richard Guenther <rguenther@suse.de>
6460 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
6461 propagate addresses of array references.
6463 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
6465 * regmove.c (perhaps_ends_bb_p): Remove.
6466 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
6467 from INSN and check that the main loop stays within that basic block.
6468 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
6469 (regmove_forward_pass): Split out from regmove_optimize. Use
6470 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
6471 (regmove_backward_pass): Split out from regmove_optimize. Use
6472 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
6473 (regmove_optimize): Simplify.
6475 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6478 * config/i386/i386.c (classify_argument): Ignore flexible array
6479 member in struct and warn ABI change.
6481 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6483 * config/i386/i386-protos.h (ix86_agi_dependent): New.
6485 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
6486 (ix86_adjust_cost): Updated.
6488 2009-03-29 Jan Hubicka <jh@suse.cz>
6491 * tree-pass.h (pass_cleanup_eh): New function.
6492 (remove_unreachable_regions): Break code handling RTL
6493 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
6494 that can not be reached by runtime.
6495 (can_be_reached_by_runtime): New function.
6496 (label_to_region_map): New function.
6497 (num_eh_regions): New function.
6498 (rtl_remove_unreachable_regions): New function.
6499 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
6500 (remove_eh_region): New function.
6501 * except.h: Include sbitmap and vecprim.
6502 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
6503 num_eh_regions): Declare.
6504 * passes.c (init_optimization_passes): Schedule cleanup_eh.
6505 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
6506 * tree-eh.c (tree_remove_unreachable_handlers): New function.
6507 (tree_empty_eh_handler_p): New function.
6508 (cleanup_empty_eh): New function.
6509 (cleanup_eh): New function.
6510 (pass_cleanup_eh): New function.
6512 2009-03-29 Jan Hubicka <jh@suse.cz>
6514 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
6515 for removed regions.
6517 2009-03-29 Jan Hubicka <jh@suse.cz>
6519 * except.c (dump_eh_tree): Dump all datastructures.
6521 2009-03-29 Jan Hubicka <jh@suse.cz>
6523 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
6524 (duplicate_eh_regions_1): Likewise.
6525 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
6526 vector; call EH verification.
6527 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6528 Be ready for region being removed.
6530 2009-03-29 Jan Hubicka <jh@suse.cz>
6532 * bitmap.c (bitmap_last_set_bit): New function.
6533 * bitmap.h (bitmap_last_set_bit): Declare.
6535 2009-03-29 David Ayers <ayers@fsfe.org>
6538 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
6539 by calling objc_compare_types and surpress warnings about
6540 incompatible C pointers that are compatible ObjC pointers.
6542 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
6544 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
6545 call initialize_inline_failed.
6546 (initialize_inline_failed): Move it from here ...
6547 * cgraph.c (initialize_inline_failed): ... to here.
6548 (cgraph_create_edge): Call initialize_inline_failed rather than
6549 setting inline_failed directly.
6551 2009-03-29 Ben Elliston <bje@au.ibm.com>
6554 * sysv4.opt (msdata): Improve comment.
6555 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
6556 * sysv4.h (SVR4_ASM_SPEC): Likewise.
6558 2009-03-29 Ben Elliston <bje@au.ibm.com>
6561 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
6562 load and store attributes.
6564 2009-03-29 Ben Elliston <bje@au.ibm.com>
6566 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
6567 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
6568 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
6569 * doc/extend.texi (X86 Built-in Functions): Add index entries for
6570 __builtin_infq and __builtin_huge_valq.
6572 2009-03-28 Anatoly Sokolov <aesok@post.ru>
6574 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
6576 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6577 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
6579 2009-03-28 Xinliang David Li <davidxl@google.com>
6581 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
6582 (do_dbg_cnt): New function.
6584 2009-03-28 Jan Hubicka <jh@suse.cz>
6586 Merge from pretty-ipa:
6588 2009-03-27 Jan Hubicka <jh@suse.cz>
6590 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6591 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
6592 * passes.c (function_called_by_processed_nodes_p): New.
6593 * ipa-pure-const.c (check_call): Fix handling of operands.
6594 (analyze_function): Dump debug output for skipped bodies.
6595 (local_pure_const): Use function_called_by_processed_nodes_p.
6596 * dwarf2out.c (reference_to_unused): Use output.
6597 * passes.c (do_per_function_toporder): Likewise.
6599 2008-11-12 Jan Hubicka <jh@suse.cz>
6601 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
6602 * ipa-pure-const.c (funct_state_d): Add can throw field; make
6603 state_set_in_source enum
6604 (check_decl): Ignore memory tags; do not set fake looping flags;
6606 (check_operand, check_tree, check_rhs_var, check_lhs_var,
6607 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
6608 (check_call, analyze_function): Rewrite.
6610 (add_new_function): Update call of analyze_function.
6611 (generate_summary): Add call of analyze_function.
6612 (propagate): Propagate can_throw; handle state_set_in_source correctly.
6613 (local_pure_const): New function.
6614 (pass_local_pure_const): New pass.
6615 * ipa-inline.c (inline_transform): Set after_inlining.
6616 * tree-eh.c (stmt_can_throw_external): New.
6617 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
6618 work with aliasing built.
6619 * tree-flow.h (stmt_can_throw_external): New.
6620 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
6621 and local pure/const pass in early and late optimization queue.
6623 2009-03-28 Martin Jambor <mjambor@suse.cz>
6625 * fold-const.c (get_pointer_modulus_and_residue): New parameter
6627 (fold_binary): Allow function decl aligment consideration is the
6628 second argument is integer constant one.
6629 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
6630 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
6631 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
6633 2009-03-28 Jan Hubicka <jh@suse.cz>
6635 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
6636 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
6637 * function.h (rtl_data): Add nothrow flag.
6638 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
6639 set DECL_NOTHROW for AVAILABLE functions.
6641 2009-03-28 Jakub Jelinek <jakub@redhat.com>
6643 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
6644 following vector keyword has expansion starting with pixel or bool
6645 keyword, expand vector to __vector and pixel or bool to __pixel or
6649 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
6650 warn_if_disallowed_function_p): Removed.
6651 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
6652 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
6653 warning_if_disallowed_function_p.
6654 * flags.h (warn_if_disallowed_function_p,
6655 warn_disallowed_functions): Removed.
6656 * common.opt (Wdisallowed-function-list=): Removed.
6657 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
6659 2009-03-28 Richard Guenther <rguenther@suse.de>
6661 PR tree-optimization/38723
6662 * tree-ssa-pre.c (compute_avail): Add all default definitions to
6665 2009-03-28 Jan Hubicka <jh@suse.cz>
6667 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
6668 test introduced by my previous patch.
6670 2009-03-28 Richard Guenther <rguenther@suse.de>
6672 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
6673 the PHIs value undefined.
6675 2009-03-28 Jan Hubicka <jh@suse.cz>
6677 * tree-pass.h (pass_fixup_cfg): New pass.
6678 * ipa-inline.c (inline_transform): Set
6679 always_inline_functions_inlined/after_inlining.
6680 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
6681 (pass_fixup_cfg): New pass.
6682 * passes.c (init_optimization_passes): Add fixup_cfg.
6684 2009-03-28 Richard Guenther <rguenther@suse.de>
6686 PR tree-optimization/38458
6687 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
6688 argument use the arguments copy-of value.
6690 2009-03-28 Richard Guenther <rguenther@suse.de>
6692 PR tree-optimization/38180
6693 * tree-ssa-ccp.c (get_default_value): Simplify.
6694 (likely_value): Likewise.
6695 (surely_varying_stmt_p): Properly handle VOP case.
6696 (ccp_initialize): Likewise.
6697 (ccp_fold): Handle propagating through *&.
6698 (fold_const_aggregate_ref): Also handle decls.
6700 2009-03-28 Jan Hubicka <jh@suse.cz>
6702 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6703 * cgraph.h (cgraph_node): Likewise.
6704 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
6705 (cgraph_reset_node): Use process flag.
6706 (cgraph_mark_functions_to_output): Likewise.
6707 (cgraph_expand_function): Likewise.
6708 (cgraph_expand_all_functions): Likewise.
6709 (cgraph_output_in_order): Likewise.
6710 * dwarf2out.c (reference_to_unused): Likewise.
6711 * passes.c do_per_function_toporder): Likewise.
6713 2009-03-28 Jan Hubicka <jh@suse.cz>
6715 Bring from lto-branch:
6717 2008-09-03 Doug Kwan <dougkwan@google.com>
6719 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
6720 enums instead of reason strings.
6721 * cgraph.c (cgraph_create_edge): Same.
6722 (cgraph_inline_failed_string): New function.
6723 * cgraph.h (cgraph_inline_failed_t): New enum type.
6724 (cgraph_inline_failed_string): New prototype.
6725 (struct cgraph_edge): Change type of INLINED_FAILED from constant
6726 char pointer to cgraph_inline_failed_t.
6727 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
6728 (cgraph_default_inline_p): Ditto.
6729 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
6730 to cgraph_inline_failed_t pointer.
6731 * cif-code.def: New file.
6732 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
6734 (cgraph_check_inline_limits): Change type of REASON to pointer to
6735 cgraph_inline_failed_t. Replace reason strings with enums.
6736 (cgraph_default_inline_p): Ditto.
6737 (cgraph_recursive_inlining_p): Ditto.
6738 (update_caller_keys): Change type of FAILED_REASON to
6739 cgraph_inline_failed_t.
6740 (cgraph_set_inline_failed): Change type of REASON to pointer to
6741 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
6742 convert enums to strings for text output.
6743 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
6744 to be of type cgraph_inline_failed_t. Replace reason strings with
6745 enums. Call cgraph_inline_failed_string to covert enums
6746 to strings for text output.
6747 (cgraph_decide_inlining): Replace reason strings with enums.
6748 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
6749 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
6751 * tree-inline.c (expand_call_inline): Change type of REASON
6752 to cgraph_inline_failed_t. Replace reason strings with enums.
6753 Call cgraph_inline_failed_string for text output.
6754 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
6757 2009-03-28 Jan Hubicka <jh@suse.cz>
6759 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
6760 cgraph_clone_node): Remove master clone handling.
6761 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6762 * cgraph.h (master_clone): Remove.
6763 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6764 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
6765 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
6767 2009-03-28 Jan Hubicka <jh@suse.cz>
6769 * cgraph.c (cgraph_function_body_availability): Functions declared
6770 inline are always safe to assume that it is not going to be replaced.
6772 2009-03-28 Richard Guenther <rguenther@suse.de>
6774 PR tree-optimization/38513
6775 * tree-ssa-pre.c (eliminate): Remove redundant stores.
6776 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6777 EXC_PTR_EXPR and FILTER_EXPR.
6778 (get_ref_from_reference_ops): Likewise.
6780 2009-03-28 Richard Guenther <rguenther@suse.de>
6782 PR tree-optimization/38968
6783 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6784 Use FLOOR_MOD_EXPR to compute misalignment.
6786 2009-03-28 Richard Guenther <rguenther@suse.de>
6788 PR tree-optimization/37795
6789 * tree.h (combine_comparisons): Declare.
6790 * fold-const.c (combine_comparisons): Export.
6791 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
6793 (ifcombine_iforif): Use combine_comparisons.
6795 2009-03-28 Jan Hubicka <jh@suse.cz>
6797 * tree-eh.c (inlinable_call_p): New function.
6798 (make_eh_edges): Use it.
6799 (verify_eh_edges): Use it.
6800 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
6801 * except.c (reachable_next_level): Add inlinable_function argument
6802 (sjlj_find_directly_reachable_regions): Update.
6803 (add_reachable_handler): Do not set saw_any_handlers.
6804 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
6805 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6806 Add new inlinable call parameter.
6807 (can_throw_internal, can_throw_external): Update.
6808 * except.h (can_throw_internal_1, can_throw_external_1,
6809 foreach_reachable_handler): Update declaration.
6811 2009-03-28 Joseph Myers <joseph@codesourcery.com>
6813 * config/arm/t-arm-coff, config/h8300/coff.h,
6814 config/i386/i386-aout.h, config/i386/i386-coff.h,
6815 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
6816 config/pdp11/2bsd.h, config/rs6000/aix41.h,
6817 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
6818 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
6819 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
6820 sys-types.h: Remove.
6821 * Makefile.in: Remove protoize and fixproto support and references
6823 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
6824 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
6826 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
6827 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
6828 unprotoize$(exeext).
6829 (rest.encap): Don't depend on $(STMP_FIXPROTO)
6830 (.PHONY): Don't depend on proto.
6831 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
6832 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
6833 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
6834 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
6835 build/gen-protos.o, build/scan.o, xsys-protos.h,
6836 build/fix-header$(build_exeext), build/fix-header.o,
6837 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
6838 stmp-install-fixproto): Remove.
6839 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
6840 SYSCALLS.c or fixproto files.
6841 (install-common): Don't install protoize.
6842 (install-headers-tar, install-headers-cpio, install-headers-cp):
6843 Don't depend on $(STMP_FIXPROTO).
6844 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
6845 install fixproto files or write out fixproto settings.
6846 (uninstall): Don't uninstall protoize.
6847 * config.gcc (use_fixproto): Remove.
6848 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
6849 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
6850 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
6851 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
6852 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
6853 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
6854 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
6855 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
6856 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
6857 * config/t-vxworks (STMP_FIXPROTO): Remove.
6858 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
6859 STMP_FIXPROTO): Remove.
6860 * config.in, configure: Regenerate.
6861 * crtstuff.c (gid_t, uid_t): Don't undefine.
6862 * doc/install.texi: Change m68k-coff to m68k-elf in example.
6863 (arm-*-coff, arm-*-aout: Remove target entries.
6864 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
6865 Remove mention of AIX 4.1.
6866 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
6867 * doc/invoke.texi (Running Protoize): Remove.
6868 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
6869 (Protoize Caveats): Remove.
6870 * tsystem.h: Update comments on headers assumed to exist.
6872 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
6874 * genautomata.c: Add a new year to the copyright. Add a new
6876 (struct insn_reserv_decl): Add comments for member bypass_list.
6877 (find_bypass): Remove.
6878 (insert_bypass): New.
6879 (process_decls): Use insert_bypass.
6880 (output_internal_insn_latency_func): Output all bypasses with the
6881 same input insn in one switch case.
6883 * rtl.def (define_bypass): Describe bypass choice.
6884 * doc/md.texi (define_bypass): Ditto.
6886 2009-03-27 Richard Guenther <rguenther@suse.de>
6888 * gimplify.c (mark_addressable): Export.
6889 * tree-flow.h (mark_addressable): Declare.
6890 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6891 * tree-ssa.c (verify_phi_args): Verify that address taken
6892 variables have TREE_ADDRESSABLE set.
6894 2009-03-27 Richard Guenther <rguenther@suse.de>
6896 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6897 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6898 Do not mark decls TREE_ADDRESSABLE.
6899 (build_fold_addr_expr): Adjust.
6900 (fold_addr_expr): Remove.
6901 (fold_unary): Use build_fold_addr_expr.
6902 (fold_comparison): Likewise.
6903 (split_address_to_core_and_offset): Likewise.
6904 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6906 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6907 (gimplify_modify_expr_to_memcpy): Mark source and destination
6909 * omp-low.c (create_omp_child_function): Mark the object decl
6911 (lower_rec_input_clauses): Mark the var we take the address of
6913 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6915 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6918 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6919 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6921 2009-03-27 Richard Guenther <rguenther@suse.de>
6923 PR tree-optimization/39120
6924 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6926 (handle_lhs_call): Process return constraints. Add escape
6927 constraints if necessary.
6928 (handle_const_call): Fill out return constraints. Make nested
6929 case more precise. Avoid consttmp if possible.
6930 (handle_pure_call): Fill out return constraints. Avoid
6931 callused if possible.
6932 (find_func_aliases): Simplify call handling.
6934 2009-03-27 Richard Guenther <rguenther@suse.de>
6936 PR tree-optimization/39120
6937 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6938 as a representative.
6939 (solve_graph): Do propagate CALLUSED.
6940 (handle_pure_call): Use a scalar constraint from CALLUSED for
6942 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6945 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6948 * c-common.c (handle_aligned_attribute): Properly check alignment
6949 overflow. Use (1U << i) instead of (1 << i).
6951 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6953 * expr.h (get_mem_align_offset): Updated.
6955 * tree.h (tree_decl_common): Change align to "unsigned int" and
6956 move it before pointer_alias_set.
6958 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6959 Jakub Jelinek <jakub@redhat.com>
6962 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6963 gr_register_operand with gr_reg_or_0_operand.
6964 (cmpxchg_rel_di): Likewise.
6965 (sync_lock_test_and_set<mode>): Likewise.
6967 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6969 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6970 (true_regnum): Likewise.
6972 * rtlanal.c (subreg_info): Moved to ...
6973 * rtl.h (subreg_info): Here. New.
6974 (subreg_get_info): New.
6976 * rtlanal.c (subreg_get_info): Make it extern.
6978 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6981 * config/i386/i386.c (ix86_abi): New.
6982 (override_options): Handle -mabi=.
6983 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
6984 (ix86_call_abi_override): Likewise.
6985 (init_cumulative_args): Likewise.
6986 (function_arg_advance): Likewise.
6987 (function_arg_64): Likewise.
6988 (function_arg): Likewise.
6989 (ix86_pass_by_reference): Likewise.
6990 (ix86_function_value_regno_p): Likewise.
6991 (ix86_build_builtin_va_list_abi): Likewise.
6992 (setup_incoming_varargs_64): Likewise.
6993 (is_va_list_char_pointer): Likewise.
6994 (ix86_init_machine_status): Likewise.
6995 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
6996 (ix86_function_type_abi): Return enum calling_abi. Rewrite
6997 for 64bit. Replace DEFAULT_ABI with ix86_abi.
6998 (ix86_function_abi): Make it static and return enum calling_abi.
6999 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
7001 (ix86_fn_abi_va_list): Updated.
7003 * config/i386/i386.h (ix86_abi): New.
7004 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
7005 (CONDITIONAL_REGISTER_USAGE): Likewise.
7006 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
7007 (machine_function): Likewise.
7009 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
7011 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
7012 (STACK_BOUNDARY): Likewise.
7013 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
7015 * config/i386/i386.opt (mabi=): New.
7017 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
7018 return enum calling_abi.
7019 (ix86_function_type_abi): Likewise.
7020 (ix86_function_abi): Removed.
7022 * doc/invoke.texi: Document -mabi= option for x86.
7024 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7026 * builtins.c (real_dconstp): Delete.
7027 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
7029 2009-03-27 Dodji Seketeli <dodji@redhat.com>
7030 Jakub Jelinek <jakub@redhat.com>
7033 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
7034 (gen_subprogram_die): When a function is explicit, generate the
7035 DW_AT_explicit attribute.
7036 * langhooks.h (struct lang_hooks_for_decls): Add
7037 function_decl_explicit_p langhook.
7038 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
7039 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
7041 2009-03-27 Jakub Jelinek <jakub@redhat.com>
7043 * builtins.c (fold_builtin_memory_op): Optimize memmove
7044 into memcpy if we can prove source and destination don't overlap.
7046 * tree-inline.c: Include gt-tree-inline.h.
7047 (clone_fn_id_num): New variable.
7048 (clone_function_name): New function.
7049 (tree_function_versioning): Use it.
7050 * Makefile.in (GTFILES): Add tree-inline.c.
7052 2009-03-27 Mark Mitchell <mark@codesourcery.com>
7054 * BASE-VER: Change to 4.5.0.
7056 2009-03-27 Xinliang David Li <davidxl@google.com>
7058 PR tree-optimization/39557
7059 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
7061 2009-03-27 Xinliang David Li <davidxl@google.com>
7063 PR tree-optimization/39548
7064 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
7067 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7069 * c-common.c (pointer_int_sum): Use %wd on return from
7072 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7074 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
7075 on return from tree_low_cst.
7077 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
7080 * ginclude/stdarg.h (va_copy): Define also for
7081 __GXX_EXPERIMENTAL_CXX0X__.
7083 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7086 * builtins.h (c_strlen): Do not warn here.
7087 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
7088 * c-common.c (pointer_int_sum): Take an explicit location.
7089 Warn about offsets out of bounds.
7090 * c-common.h (pointer_int_sum): Adjust declaration.
7092 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7094 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
7097 2009-03-26 Jakub Jelinek <jakub@redhat.com>
7100 * opts.c (warn_if_disallowed_function_p): Don't assume
7101 get_callee_fndecl must return non-NULL.
7103 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
7105 PR rtl-optimization/39522
7106 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
7107 when reg_reloaded_valid is set.
7109 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7111 * config/spu/divv2df3.c: New file.
7112 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
7113 (DPBIT_FUNCS): Filter out _div_df.
7115 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
7117 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
7118 a jump insn, count that jump in the distance to the loop start.
7120 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
7123 * config/sh/sh.c (calc_live_regs): Fix condition for global
7124 registers except PIC_OFFSET_TABLE_REGNUM.
7126 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
7129 * doc/invoke.texi (-mconsole): New.
7133 (-mnop-fun-dllimport): New.
7137 (sub section "i386 and x86-64 Windows Options"): New.
7139 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
7141 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
7142 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
7144 2009-03-25 Richard Guenther <rguenther@suse.de>
7147 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
7150 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
7152 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
7153 neither of haifa/selective schedulers are working.
7155 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7157 * doc/invoke.texi (Debugging Options): Fix description of
7158 -fno-merge-debug-strings.
7160 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
7162 * config/cris/libgcc.ver: New version-script.
7163 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
7165 * configure.ac <GAS features, nop mnemonic>: Add pattern
7166 crisv32-*-* for "nop".
7167 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
7168 * configure: Regenerate.
7170 2009-03-24 Ira Rosen <irar@il.ibm.com>
7172 PR tree-optimization/39529
7173 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
7174 mark_sym_for_renaming for the tag copied to the new vector
7177 2009-03-24 Arthur Loiret <aloiret@debian.org>
7179 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
7180 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
7181 EXTRA_SPEC_FUNCTIONS.
7182 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
7183 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
7184 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
7185 -march and -mtune options.
7187 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
7189 * config/m68k/t-rtems: Add m5329 multilib.
7191 2009-03-24 Dodji Seketeli <dodji@redhat.com>
7192 Jakub Jelinek <jakub@redhat.com>
7195 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
7198 2009-03-23 Jakub Jelinek <jakub@redhat.com>
7201 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
7202 instead of c_parser_expression_conv, if original_code isn't one of the
7203 4 allowed comparison codes, fail.
7205 2009-03-23 Richard Guenther <rguenther@suse.de>
7207 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
7208 * tree.h (struct tree_type): Likewise.
7209 * reload.h (struct insn_chain): Likewise.
7210 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
7211 * function.h (struct function): Likewise.
7212 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
7214 2009-03-23 Jakub Jelinek <jakub@redhat.com>
7216 PR tree-optimization/39516
7217 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
7219 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
7221 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
7222 should be set true if BITS_PER_WORD of target is bigger than 32
7224 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
7226 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
7227 Translate -B-options to -rpath-link. Correct existing
7228 rpath-link and conditionalize on !nostdlib.
7230 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7232 * doc/extend.texi (Function Attributes, Variable Attributes):
7234 * doc/invoke.texi (Debugging Options, Optimize Options)
7235 (i386 and x86-64 Options, MCore Options): Likewise.
7237 2009-03-20 Jakub Jelinek <jakub@redhat.com>
7240 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
7241 it for block local namespace aliases.
7242 (gen_decl_die): Pass context_die to gen_namespace_die.
7244 2009-03-19 Jakub Jelinek <jakub@redhat.com>
7247 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
7248 minimum or maximum value.
7250 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
7252 * reginfo.c (globalize_reg): Recompute derived reg sets.
7254 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
7257 * libgcc2.c (mprotect): Do not use signed arguments for
7258 VirtualProtect, use DWORD arguments. Also fix the 'may
7259 be used uninitialized' warning for the np variable.
7261 2009-03-19 Jakub Jelinek <jakub@redhat.com>
7264 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
7265 functions using regparm calling conventions when not optimizing.
7266 (ix86_function_sseregparm): Similarly for sseregparm calling
7269 2009-03-19 Li Feng <nemokingdom@gmail.com>
7272 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
7273 dependence if the first conflict is after niter iterations.
7275 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
7278 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
7279 functions with dynamic stack-pointer adjustments.
7281 2009-03-19 Ben Elliston <bje@au.ibm.com>
7283 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
7284 option; change to -msdata=data.
7286 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7288 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
7291 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
7294 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
7296 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
7298 * doc/invoke.texi (Code Gen Options): Expand discussion of
7301 2009-03-18 Jakub Jelinek <jakub@redhat.com>
7303 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
7304 * matrix-reorg.c (struct matrix_info): Likewise.
7305 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
7306 * rtl.h (struct mem_attrs): Likewise.
7307 * df.h (struct df): Likewise.
7308 * tree-data-ref.h (struct data_dependence_relation): Likewise.
7309 * ira-int.h (struct ira_allocno): Likewise.
7310 * df-scan.c (struct df_collection_rec): Likewise.
7311 * ira.c (struct equivalence): Likewise.
7312 * function.c (struct temp_slot): Likewise.
7313 * cfgloop.h (struct loop): Likewise.
7316 * function.c (use_register_for_decl): When not optimizing, disregard
7317 register keyword for variables with types containing methods.
7319 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
7322 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
7323 (is_simple_operand): Call contains_component_ref_p before calling data
7324 reference analysis that would fail on COMPONENT_REFs.
7326 * tree-vrp.c (search_for_addr_array): Fix formatting.
7328 2009-03-18 Richard Guenther <rguenther@suse.de>
7330 * tree-vect-transform.c (vect_loop_versioning): Fold the
7331 generated comparisons.
7332 * tree-vectorizer.c (set_prologue_iterations): Likewise.
7333 (slpeel_tree_peel_loop_to_edge): Likewise.
7335 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7338 * opts.c (print_specific_help): In addition to `undocumented',
7339 accept `separate' and `joined' flags if passed alone. Describe
7340 output by the first matched one of those.
7341 (common_handle_option): Skip over empty strings.
7342 * gcc.c (display_help): Fix help string for `--help='.
7343 * doc/invoke.texi (Option Summary, Overall Options): With
7344 `--help=', classes and qualifiers can both be repeated, but
7345 only the latter can be negated. One should not pass only
7346 negated qualifiers. Fix markup and examples.
7349 2008-10-14 Jakub Jelinek <jakub@redhat.com>
7351 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
7352 and -fhelp=separate.
7354 2009-03-17 Jing Yu <jingyu@google.com>
7357 * function.h (struct rtl_data): Move is_thunk from here...
7358 (struct function): ...to here.
7359 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
7360 * varasm.c (assemble_start_function): Change is_thunk from crtl to
7362 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
7364 (alpha_does_function_need_gp, alpha_start_function): Likewise.
7365 (alpha_output_function_end_prologue): Likewise.
7366 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
7367 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
7368 (rs6000_output_function_epilogue): Likewise.
7369 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
7371 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
7374 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
7375 from different units in a single alternative.
7376 (*truncdfsf_i387): Ditto.
7377 (*truncxfsf2_mixed): Ditto.
7378 (*truncxfdf2_mixed): Ditto.
7380 2009-03-17 Jakub Jelinek <jakub@redhat.com>
7382 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
7383 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
7386 * tree-ssa-live.c (remove_unused_locals): Don't remove local
7387 unused non-artificial variables when not optimizing.
7390 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
7391 DW_TAG_imported_module even if decl is IMPORTED_DECL with
7392 NAMESPACE_DECL in its DECL_INITIAL.
7395 * optabs.c (set_user_assembler_libfunc): New function.
7396 * expr.h (set_user_assembler_libfunc): New prototype.
7397 * c-common.c: Include libfuncs.h.
7398 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
7399 for memcmp, memset, memcpy, memmove and abort.
7400 * Makefile.in (c-common.o): Depend on libfuncs.h.
7403 * dwarf2out.c (gen_inlined_enumeration_type_die,
7404 gen_inlined_structure_type_die, gen_inlined_union_type_die,
7405 gen_tagged_type_instantiation_die): Removed.
7406 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
7409 2009-03-17 Janis Johnson <janis187@us.ibm.com>
7412 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
7414 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
7415 (check-parallel-%): Ditto.
7416 (check-consistency): Ditto.
7418 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
7420 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
7421 local variable rhs by NULL_TREE.
7423 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7426 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
7428 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7431 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
7433 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7436 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
7437 for ms->sysv ABI calls only in 64bit mode.
7439 * config/i386/i386.md (untyped_call): Support 32bit.
7441 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
7443 * doc/extend.texi: Replace x86_65 with x86_64.
7445 2009-03-16 Jakub Jelinek <jakub@redhat.com>
7447 PR tree-optimization/39455
7448 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
7449 mismatches for POINTER_TYPE_P (type).
7450 (number_of_iterations_le): Likewise.
7452 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7454 * config/picochip/picochip.c: Removed profiling support.
7455 * config/picochip/picochip.md: Removed profiling instruction.
7456 * config/picochip/picochip.h: Removed profiling builtin.
7458 2009-03-16 Joseph Myers <joseph@codesourcery.com>
7460 * doc/install.texi (--with-host-libstdcxx): Document.
7462 2009-03-14 Anatoly Sokolov <aesok@post.ru>
7465 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
7466 generate a warning if the function name does not begin with
7467 "__vector" and the function has either the 'signal' or 'interrupt'
7468 attribute, from here to ...
7469 (avr_declare_function_name): ...here. New function.
7470 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
7471 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
7473 2009-03-14 Jakub Jelinek <jakub@redhat.com>
7476 * cse.c (fold_rtx): Don't modify original const_arg1 when
7477 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
7478 separate variable instead.
7479 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
7480 from out of range shift counts.
7481 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
7483 2009-03-13 Catherine Moore <clm@codesourcery.com>
7485 * config/i386/x-mingw32 (host-mingw32.o): Replace
7486 diagnostic.h with $(DIAGNOSTIC_H).
7488 2009-03-12 Jakub Jelinek <jakub@redhat.com>
7491 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
7493 * config/i386/sync.md (sync_compare_and_swap<mode>,
7494 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
7495 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
7497 (sync_double_compare_and_swapdi_pic,
7498 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
7499 cmpxchg8b_pic_memory_operand instead of just memory_operand.
7501 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7504 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
7506 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7509 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7510 (avx_addsubv4df3): Likewise.
7511 (*avx_addsubv4sf3): Likewise.
7512 (sse3_addsubv4sf3): Likewise.
7514 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7517 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
7519 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
7522 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
7523 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
7524 registers for allocnos created from user-defined variables.
7526 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7529 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
7530 of non-integer mode as well.
7532 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
7534 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
7535 for functions for which the parameter types are unknown.
7537 2009-03-11 Jakub Jelinek <jakub@redhat.com>
7540 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
7541 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
7542 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
7543 * config/i386/i386.c (ix86_local_alignment): For
7544 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
7545 long long variables on the stack to avoid dynamic realignment.
7546 Allow the first argument to be a decl rather than type.
7547 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
7549 2009-03-11 Nick Clifton <nickc@redhat.com>
7552 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
7554 Add description to mno-lsim option.
7555 * config/mcore/mcore.h: Remove comment about deprecated m4align
7557 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
7558 * doc/invoke.texi: Add description of mno-lsim and
7559 mstack-increment options.
7561 * config/fr30/fr30.opt: Document the -mno-lsim option.
7562 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
7563 and -mno-lsim options.
7565 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7567 * fold-const.c (fold_comparison): Only call fold_inf_compare
7568 if the mode supports infinities.
7570 2009-03-11 Jason Merrill <jason@redhat.com>
7573 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
7574 end already did. Notice GIMPLE_CALL modifications of the result.
7575 Don't copy debug information from an ignored decl or a decl from
7578 2009-03-10 Richard Guenther <rguenther@suse.de>
7579 Nathan Froyd <froydnj@codesourcery.com>
7582 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
7583 (__divMODE3): Likewise.
7585 2009-03-09 Jakub Jelinek <jakub@redhat.com>
7587 PR tree-optimization/39394
7588 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
7589 DECL_SIZE_UNIT of variable length FIELD_DECLs.
7591 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7593 * recog.c (verfiy_changes): Disallow renaming of hard regs in
7594 inline asms for register asm ("") declarations.
7596 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
7598 * fold-const.c (fold_unary): Fix comment.
7600 2009-03-07 Jan Hubicka <jh@suse.cz>
7603 * tree-inline.c (setup_one_parameter): Do replacement of const
7604 argument by constant in SSA form.
7606 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7609 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
7610 determine alignment passed to assign_stack_local.
7611 (assign_parms_unsplit_complex): Likewise.
7612 * except.c (sjlj_build_landing_pads): Likewise.
7614 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7617 * tree-flow.h (add_referenced_var): Return bool instead of void.
7618 * tree-dfa.c (add_referenced_var): Return result of
7619 referenced_var_check_and_insert call.
7620 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
7621 of referenced_var_check_and_insert.
7624 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
7625 (gen_variable_die): Emit DW_AT_location on abstract static variable's
7626 DIE, don't emit it if abstract origin already has it.
7627 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
7628 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
7630 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7632 * genpreds.c (needs_variable): Fix parentheses at variable name
7634 (write_tm_constrs_h): Indent generated code.
7636 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7638 * doc/extend.texi (Function Attributes): Add documentation
7641 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7644 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
7645 take locus from its DECL_SOURCE_LOCATION instead of input_location.
7647 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7649 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
7652 2009-03-05 Jakub Jelinek <jakub@redhat.com>
7655 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
7656 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
7658 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
7660 * config/i386/i386.md (R8_REG, R9_REG): New constants.
7661 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
7662 constants instead of magic numbers.
7663 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
7665 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
7666 (x86_64_ms_abi_int_parameter_registers): Ditto.
7667 (x86_64_int_return_registers): Ditto.
7668 (ix86_maybe_switch_abi): Ditto.
7669 (ix86_expand_call): Ditto for clobbered_registers array.
7670 (ix86_hard_regno_mode_ok): Ditto.
7671 (x86_extended_QIreg_mentioned_p): Ditto.
7673 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
7675 PR tree-optimization/39349
7676 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
7678 * combine.c (gen_lowpart_for_combine): Use omode when generating
7681 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
7683 PR rtl-optimization/39235
7684 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
7686 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7688 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
7690 2009-03-04 Richard Guenther <rguenther@suse.de>
7692 PR tree-optimization/39362
7693 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
7694 that occur in abnormal PHIs should be varying.
7696 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7698 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
7700 (simple_iv): Take loop as an argument instead of statement.
7701 * tree-scalar-evolution.h (simple_iv): Declaration changed.
7702 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
7704 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
7706 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
7707 * matrix-reorg.c (analyze_transpose): Ditto.
7708 * tree-data-ref.c (dr_analyze_innermost): Ditto.
7709 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7710 * tree-predcom.c (ref_at_iteration): Ditto.
7711 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
7713 2009-03-04 Richard Guenther <rguenther@suse.de>
7715 PR tree-optimization/39358
7716 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
7717 escaped_id and callused_id.
7718 (solve_graph): Likewise.
7720 2009-03-04 Richard Guenther <rguenther@suse.de>
7722 PR tree-optimization/39339
7723 * tree-sra.c (try_instantiate_multiple_fields): Make it
7724 no longer ICE on the above.
7726 2009-03-03 Joseph Myers <joseph@codesourcery.com>
7728 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
7729 that fits within Pmode.
7731 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7734 * tm.texi (LIBCALL_VALUE): Update description.
7736 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7739 * doc/extend.texi (section): Update description.
7741 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
7744 * tree-inline.c (remapped_type): New.
7745 (can_be_nonlocal): Call remapped_type instead of remap_type.
7747 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7750 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
7751 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
7753 2009-03-03 Richard Guenther <rguenther@suse.de>
7756 * tree.c (tree_nonartificial_location): New function.
7757 * tree.h (tree_nonartificial_location): Declare.
7758 * builtins.c (expand_builtin_memory_chk): Provide location
7759 of the call location for artificial function pieces.
7760 (maybe_emit_chk_warning): Likewise.
7761 (maybe_emit_sprintf_chk_warning): Likewise.
7762 (maybe_emit_free_warning): Likewise.
7763 * expr.c (expand_expr_real_1): Likewise.
7765 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7767 PR tree-optimization/39343
7768 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
7769 COMPONENT_REF t has ARRAY_TYPE.
7771 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
7774 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
7775 when the type precision of the induction variable should be
7776 larger than the type precision of nit.
7777 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
7778 * graphite.c (graphite_loop_normal_form): Same.
7779 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
7781 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7783 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
7784 (*call_1_rex64_ms_sysv): Use named constants instead of magic
7785 numbers to describe clobbered registers.
7786 (*call_value_0_rex64_ms_sysv): Ditto.
7787 * config/i386/mmx.md (mmx_emms): Ditto.
7790 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
7792 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
7795 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7797 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
7798 (spu_section_type_flags): New function.
7800 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7802 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
7803 reg_class_contents of FLOAT_REGS into a temporary.
7805 2009-03-02 Richard Guenther <rguenther@suse.de>
7806 Ira Rosen <irar@il.ibm.com>
7808 PR tree-optimization/39318
7809 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
7810 information to the vectorized statement.
7812 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
7814 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
7815 variable. Use defined names instead of magic constants for REX SSE
7818 2009-03-01 Richard Guenther <rguenther@suse.de>
7820 PR tree-optimization/39331
7821 * omp-low.c (lower_send_shared_vars): Do not receive new
7822 values for the reference of DECL_BY_REFERENCE parms or results.
7824 2009-03-01 Jan Hubicka <jh@suse.cz>
7827 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
7828 BLOCK_NONLOCALIZED_VAR): New macros.
7829 (tree_block): Add nonlocalized_vars.
7830 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
7831 gen_decl_die): Add origin argument. Allow generation of die with
7832 origin at hand only.
7833 (gen_member_die, gen_type_die_with_usage, force_decl_die,
7834 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
7836 (gen_block_die): Fix checking for unused blocks.
7837 (process_scope_var): Break out from .... ; work with origins only.
7838 (decls_for_scope) ... here; process nonlocalized list.
7839 (dwarf2out_ignore_block): Look for nonlocalized vars.
7840 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
7842 (dump_scope_block): Dump them.
7843 * tree-inline.c (remap_decls): Handle nonlocalized vars.
7844 (remap_block): Likewise.
7845 (can_be_nonlocal): New predicate.
7846 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
7848 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7850 * configure: Regenerate.
7852 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7854 * optc-gen.awk: No need to duplicate option flags twice.
7855 Reuse help texts for duplicate options which do not have any.
7857 * gcc.c (display_help): Document --version.
7859 * gcc.c (main): If print_help_list and verbose_flag, ensure
7860 driver output comes before subprocess output.
7862 * optc-gen.awk: Assign all remaining fields to help string,
7863 space-separated, for multi-line help in *.opt.
7865 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
7866 -Wno-pedantic-ms-format is for MinGW targets only.
7868 * doc/options.texi (Option file format): Fix bad indentation,
7869 restoring dropped sentence.
7871 2009-02-28 Jan Hubicka <jh@suse.cz>
7873 * tree-inline.c (tree_function_versioning): Output debug info.
7875 2009-02-28 Jan Hubicka <jh@suse.cz>
7878 * tree-inline.c (setup_one_parameter): Do not copy propagate
7879 arguments when not optimizing.
7881 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
7884 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7885 (avx_addsubv4df3): Likewise.
7886 (*avx_addsubv4sf3): Likewise.
7887 (sse3_addsubv4sf3): Likewise.
7888 (*avx_addsubv2df3): Likewise.
7889 (sse3_addsubv2df3): Likewise.
7890 (avx_unpckhps256): Correct item selectors.
7891 (avx_unpcklps256): Likewise.
7892 (avx_unpckhpd256): Likewise.
7893 (avx_unpcklpd256): Likewise.
7895 2009-02-28 Jan Hubicka <jh@suse.cz>
7897 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7899 (copy_arguments_for_versioning): If var is declared don't declare it.
7900 (tree_function_versioning): First setup substitutions and then copy
7903 2009-02-27 Jan Hubicka <jh@suse.cz>
7906 * cgraph.h (varpool_output_debug_info): Remove.
7907 * cgraphunit.c (varpool_output_debug_info): Remove.
7908 * dwarf2out.c (deferred_locations_struct): New struct
7909 (deferred_locations): New type.
7910 (deferred_locations_list): New static var.
7911 (deffer_location): New function.
7912 (gen_variable_die): Use it.
7913 (decls_for_scope): Output info on local static vars.
7914 (dwarf2out_finish): Process deferred locations.
7915 * varpool.c (varpool_output_debug_info): Remove.
7917 2009-02-27 Jan Hubicka <jh@suse.cz>
7920 * tree.h (TREE_PROTECTED): Fix comment.
7921 (BLOCK_HANDLER_BLOCK): Remove.
7922 (struct tree_block): Remove handler_block add body_block.
7923 (inlined_function_outer_scope_p): New.
7924 (is_body_block): Remove.
7925 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7926 * dwarf2out.c (is_inlined_entry_point): Remove.
7927 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7928 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7930 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7931 * gimplify.c (gimplify_expr): Gimplify body blocks.
7932 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7933 block with multiple subblocks.
7934 (dump_scope_block): Prettier output; dump more flags and info.
7935 (dump_scope_blocks): New.
7936 (remove_unused_locals): Use dump_scope_blocks.
7937 * tree-flow.h (dump_scope_blocks): Declare.
7938 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7939 * stmt.c (is_body_block): Remove.
7940 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7941 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7943 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7946 * graphite.c (graphite_loop_normal_form): Do not call
7947 number_of_iterations_exit from a gcc_assert.
7949 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7951 * config/s390/s390.c (s390_swap_cmp): Look for conditional
7952 jumps if COND is NULL.
7953 (find_cond_jump): New function.
7954 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7955 * config/s390/s390.md: Remove z10_cobra attribute value.
7957 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7959 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7960 force_const_mem returns NULL_RTX.
7962 2009-02-26 Jan Hubicka <jh@suse.cz>
7965 * cgraph.h (varpool_output_debug_info): Remove.
7966 * cgraphunit.c (varpool_output_debug_info): Remove.
7967 * dwarf2out.c (deferred_locations_struct): New struct
7968 (deferred_locations): New type.
7969 (deferred_locations_list): New static var.
7970 (deffer_location): New function.
7971 (gen_variable_die): Use it.
7972 (decls_for_scope): Output info on local static vars.
7973 (dwarf2out_finish): Process deferred locations.
7974 * varpool.c (varpool_output_debug_info): Remove.
7976 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7978 PR rtl-optimization/39241
7979 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
7980 to subreg_offset_representable_p.
7982 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7984 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
7985 execute function prototype. Get f and nregs from max_reg_num
7986 and get_insns. Remove the first backward pass as it's dead,
7987 guard the forward pass by flag_expensive_optimizations.
7988 (rest_of_handle_regmove): Delete.
7989 (pass_regmove): Replace it with regmove_optimize.
7991 2009-02-25 Martin Jambor <mjambor@suse.cz>
7993 PR tree-optimization/39259
7994 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
7995 calls_alloca function flags.
7996 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
7999 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
8001 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
8002 flags_set_1_rtx, flags_set_1_set): Delete.
8003 (regmove_optimize): Do not call mark_flags_life_zones.
8005 2009-02-24 Julian Brown <julian@codesourcery.com>
8008 * config/arm/arm.c (require_pic_register): Only set
8009 cfun->machine->pic_reg once per function.
8011 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
8013 * doc/invoke.texi (Link Options): Document an easier way to pass
8014 options that take arguments to the GNU linker using -Xlinker and -Wl.
8016 2009-02-24 Steve Ellcey <sje@cup.hp.com>
8019 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
8021 2009-02-24 Richard Guenther <rguenther@suse.de>
8024 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
8026 2009-02-24 Richard Guenther <rguenther@suse.de>
8027 Zdenek Dvorak <ook@ucw.cz>
8029 PR tree-optimization/39233
8030 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
8031 from converting them to a generic type.
8033 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
8035 PR tree-optimization/39260
8036 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
8037 contains a condition with a real type.
8038 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
8040 2009-02-23 Jason Merrill <jason@redhat.com>
8043 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
8044 narrowing_initializer_constant_valid_p.
8045 (narrowing_initializer_constant_valid_p): Don't return
8046 null_pointer_node for adding a pointer to itself.
8048 2009-02-23 Jan Hubicka <jh@suse.cz>
8051 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
8054 2009-02-23 Jan Hubicka <jh@suse.cz>
8056 PR tree-optimization/37709
8057 * tree.c (block_ultimate_origin): Move here from dwarf2out.
8058 * tree.h (block_ultimate_origin): Declare.
8059 * dwarf2out.c (block_ultimate_origin): Move to tree.c
8060 * tree-ssa-live.c (remove_unused_scope_block_p):
8061 Eliminate blocks containig no instructions nor live variables nor
8063 (dump_scope_block): New function.
8064 (remove_unused_locals): Enable removal of dead blocks by default;
8065 enable dumping at TDF_DETAILS.
8067 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
8069 * config/i386/i386.c (classify_argument): Don't allow COImode
8071 (function_arg_advance_32): Don't allow OImode.
8072 (function_arg_32): Likewise.
8073 (function_value_32): Likewise.
8074 (return_in_memory_32): Likewise.
8075 (function_arg_64): Remove OImode comment.
8077 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
8080 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
8081 ix86_expand_vector_set for V4DImode in 64bit mode only.
8082 (ix86_expand_vector_init_one_var): Likewise.
8084 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
8086 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
8088 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
8091 * loop-iv.c: Revert last change.
8092 * emit-rtl.c: Likewise.
8094 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
8097 * config/i386/i386.c (type_natural_mode): Remove an extra
8098 space in the warning message.
8099 (function_value_32): Handle 32-byte vector modes.
8100 (return_in_memory_32): Likewise.
8102 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
8104 * loop-iv.c (truncate_value): New function.
8105 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
8107 (lowpart_subreg): Move to...
8108 * emit-rtl.c: ...here.
8110 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
8112 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
8113 accidental and undocumented change at revision 140860.
8115 2009-02-21 Joseph Myers <joseph@codesourcery.com>
8117 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
8118 take gimple_seq * arguments.
8119 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
8120 types_compatible_p langhook.
8122 2009-02-20 Mark Mitchell <mark@codesourcery.com>
8123 Joseph Myers <joseph@codesourcery.com>
8125 * config/arm/arm.c (arm_builtin_va_list): New function.
8126 (arm_expand_builtin_va_start): Likewise.
8127 (arm_gimplify_va_arg_expr): Likewise.
8128 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
8129 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
8130 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
8131 (va_list_type): New variable.
8132 (arm_mangle_type): Mangle va_list_type appropriately.
8134 2009-02-20 Jakub Jelinek <jakub@redhat.com>
8137 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
8138 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
8139 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
8140 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
8141 parameter to 1000 for -O1 by default.
8142 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
8144 * loop-invariant.c: Include params.h.
8145 (move_loop_invariants): Don't call move_single_loop_invariants on
8148 2009-02-20 Jaka Mocnik <jaka@xlab.si>
8150 * calls.c (emit_library_call_value_1): Use slot_offset instead of
8151 offset when calculating bounds for indexing stack_usage_map. Fixes
8152 a buffer overflow with certain target setups.
8154 2009-02-20 Jakub Jelinek <jakub@redhat.com>
8157 * calls.c (expand_call): Clear try_tail_call if caller and callee
8158 disagree in promotion of function return value.
8160 2009-02-19 Jakub Jelinek <jakub@redhat.com>
8163 * c-common.c (c_determine_visibility): If visibility changed and
8164 DECL_RTL has been already set, call make_decl_rtl to update symbol
8167 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
8170 * varasm.c (assemble_variable): Don't check DECL_NAME when
8171 globalizing a variable.
8173 2009-02-19 Joseph Myers <joseph@codesourcery.com>
8176 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
8177 expression before any __builtin_trap call.
8178 * c-typeck.c (build_function_call): Convert and check function
8179 arguments before generating a call to a trap. Evaluate the
8180 function arguments before the trap.
8182 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
8185 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
8186 (UNSPEC_FXAM_MEM): New unspec.
8187 (fxam<mode>2_i387_with_temp): New insn and split pattern.
8188 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
8189 memory using fxam<mode>2_i387_with_temp to remove excess precision.
8191 2009-02-19 Richard Guenther <rguenther@suse.de>
8193 PR tree-optimization/39207
8194 PR tree-optimization/39074
8195 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
8196 storedanything_tree): New.
8197 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
8198 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
8199 (build_succ_graph): Add edges from STOREDANYTHING to all
8201 (init_base_vars): Initialize STOREDANYTHING.
8202 (compute_points_to_sets): Free substitution info after
8203 building the succ graph.
8204 (ipa_pta_execute): Likewise.
8206 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
8208 (do_ds_constraint): Do not add to special var or non-pointer
8210 (type_could_have_pointers): Split out from ...
8211 (could_have_pointers): ... here. For arrays use the element type.
8212 (create_variable_info_for): Initialize may_have_pointers.
8213 (new_var_info): Likewise.
8214 (handle_lhs_call): Make the HEAP variable unknown-sized.
8215 (intra_create_variable_infos): Use a type with pointers for
8216 PARM_NOALIAS, make it unknown-sized.
8218 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
8221 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
8223 2009-02-18 Jason Merrill <jason@redhat.com>
8226 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
8227 value if DECL_EXTERNAL.
8228 * tree-sra.c (sra_walk_gimple_assign): Likewise.
8229 * target.h (gcc_target::binds_local_p): Clarify "module".
8230 * tree.h (TREE_PUBLIC): Clarify "module".
8232 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
8235 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
8236 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
8238 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
8241 * c.opt (Wabi): Support C and ObjC.
8244 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
8246 * config/i386/i386.c (classify_argument): Warn once about the ABI
8247 change when passing union with long double.
8249 * doc/invoke.texi: Update -Wabi for warning psABI changes.
8251 2009-02-18 Joseph Myers <joseph@codesourcery.com>
8254 * c-parser.c (c_parser_compound_statement): Always enter and leave
8257 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8260 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
8262 2009-02-18 Jakub Jelinek <jakub@redhat.com>
8264 PR tree-optimization/36922
8265 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
8266 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
8269 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8271 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
8274 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8276 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
8278 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8280 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
8283 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
8284 Richard Sandiford <rdsandiford@googlemail.com>
8286 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
8287 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
8288 (loongson_biadd): ...this.
8290 2009-02-17 Richard Guenther <rguenther@suse.de>
8292 PR tree-optimization/39202
8293 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
8294 a var make sure to follow existing collapses.
8296 2009-02-17 Richard Guenther <rguenther@suse.de>
8299 * langhooks.c (lhd_print_error_function): Check for NULL block.
8301 2009-02-17 Richard Guenther <rguenther@suse.de>
8303 PR tree-optimization/39204
8304 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
8307 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
8309 * config/soft-fp/double.h: Update from glibc CVS.
8311 2009-02-17 Richard Guenther <rguenther@suse.de>
8313 PR tree-optimization/39207
8314 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
8315 strict-aliasing warnings for pointers pointing to NULL.
8317 2009-02-16 Joseph Myers <joseph@codesourcery.com>
8320 * c-parser.c (c_parser_braced_init): Call pop_init_level when
8321 skipping until next close brace.
8323 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
8326 * config/i386/i386.c (ix86_expand_push): Set memory alignment
8327 to function argument boundary.
8329 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8331 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
8332 in the lea_add. Reload eventually constraints it properly.
8333 * config/picochip/constraints.md: Remove the target constraint
8334 "b", since it is not needed anymore.
8336 2009-02-16 Jakub Jelinek <jakub@redhat.com>
8338 * gthr-dce.h: Uglify function parameter and local variable names.
8339 * gthr-gnat.h: Likewise.
8340 * gthr-mipssde.h: Likewise.
8341 * gthr-nks.h: Likewise.
8342 * gthr-posix95.h: Likewise.
8343 * gthr-posix.h: Likewise.
8344 * gthr-rtems.h: Likewise.
8345 * gthr-single.h: Likewise.
8346 * gthr-solaris.h: Likewise.
8347 * gthr-tpf.h: Likewise.
8348 * gthr-vxworks.h: Likewise.
8349 * gthr-win32.h: Likewise.
8351 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
8354 * config/i386/i386.md: Restrict the new peephole2 to move
8355 between MMX/SSE registers.
8357 2009-02-15 Richard Guenther <rguenther@suse.de>
8360 2009-02-13 Richard Guenther <rguenther@suse.de>
8362 * configure.ac: Enable LFS.
8363 * configure: Re-generate.
8364 * config.in: Likewise.
8366 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8368 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
8369 spu_srqwbyte, spu_srqwbytebc): Define.
8370 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
8371 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
8372 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
8373 "shrqby_<mode>"): New insn-and-split patterns.
8374 * config/spu/spu.c (expand_builtin_args): Determine and return
8375 number of operands using spu_builtin_description data.
8376 (spu_expand_builtin_1): Use it.
8378 2009-02-13 Steve Ellcey <sje@cup.hp.com>
8381 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
8384 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8387 * config/i386/i386.c (override_options): Correct warning
8388 messages for -malign-loops, -malign-jumps and -malign-functions.
8390 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8393 * config/i386/i386.md: Restrict the new peephole2 to move
8394 between the general purpose registers.
8396 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8399 * config/i386/i386.c (type_natural_mode): Add a new argument.
8400 Return the original mode and warn ABI change if vector size is 32byte.
8401 (function_arg_advance): Updated.
8402 (function_arg): Likewise.
8403 (ix86_function_value): Likewise.
8404 (ix86_return_in_memory): Likewise.
8405 (ix86_sol10_return_in_memory): Likewise.
8406 (ix86_gimplify_va_arg): Likewise.
8407 (function_arg_32): Don't warn ABX ABI change here.
8408 (function_arg_64): Likewise.
8410 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
8412 * loop-iv.c (implies_p): In the final case, test that operands 0
8413 of the two comparisons match.
8415 * config/bfin/bfin.c (find_prev_insn_start): New function.
8416 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
8417 (find_next_insn_start): Move.
8419 2009-02-13 Richard Guenther <rguenther@suse.de>
8421 * configure.ac: Enable LFS.
8422 * configure: Re-generate.
8423 * config.in: Likewise.
8425 2009-02-13 Joseph Myers <joseph@codesourcery.com>
8428 * c-parser.c (c_parser_parms_list_declarator): Discard pending
8429 sizes on syntax error after some arguments have been parsed.
8431 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8433 * doc/invoke.texi (-fira): Remove.
8435 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8437 * caller-save.c: Replace regclass.c with reginfo.c in comments.
8438 * recog.c: Likewise.
8441 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
8443 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
8444 (umul_ppmm): Likewise.
8445 (count_leading_zeros): Likewise.
8446 (count_trailing_zeros): Likewise.
8447 (UMUL_TIME): Likewise.
8449 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8451 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
8452 soft-fp/t-softfp to tmake_file.
8454 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
8455 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
8456 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
8457 IA64_BUILTIN_INFQ]: New.
8458 (ia64_init_builtins): Initialize __builtin_infq,
8459 __builtin_fabsq and __builtin_copysignq if not HPUX.
8460 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
8461 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
8463 * config/ia64/lib1funcs.asm (__divtf3): Define only if
8465 (__fixtfti): Likewise.
8466 (__fixunstfti): Likewise.
8467 (__floattitf): Likewise.
8469 * config/ia64/libgcc-glibc.ver: New.
8470 * config/ia64/t-fprules-softfp: Likewise.
8471 * config/ia64/sfp-machine.h: Likewise.
8473 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
8474 (LIBGCC2_TF_CEXT): Likewise.
8475 (TF_SIZE): Likewise.
8476 (TARGET_INIT_LIBFUNCS): Likewise.
8478 * config/ia64/t-glibc (SHLINB_MAPFILES):
8479 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
8481 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8483 * config/i386/i386.c (construct_container): Rewrite processing
8484 BLKmode with X86_64_SSE_CLASS.
8486 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
8489 * config/i386/i386.md: Replace simplify_replace_rtx with
8490 replace_rtx in the new peephole2.
8492 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
8494 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
8495 loop unrolling do not happen at -O2.
8497 2009-02-12 Michael Matz <matz@suse.de>
8499 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
8501 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8503 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
8506 2009-02-12 Ben Elliston <bje@au.ibm.com>
8508 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
8509 patterns when updating the back chain. Missed in the 2009-02-10
8512 2009-02-11 Janis Johnson <janis187@us.ibm.com>
8514 * doc/extend.texi (Decimal Floating Types): Update identifier of
8515 draft TR and list of missing support.
8517 2009-02-11 Jakub Jelinek <jakub@redhat.com>
8520 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
8521 bit to variable length decl's flags, add it also to its
8522 pointer replacement variable.
8524 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
8525 Jakub Jelinek <jakub@redhat.com>
8528 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
8529 (memory_blockage): New expander.
8530 (*memory_blockage): New insn pattern.
8531 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
8532 instead of general blockage at the end of function prologue when
8533 frame pointer is used to access red zone area. Do not emit blockage
8534 when profiling, it is emitted in generic code.
8535 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
8536 function epilogue when frame pointer is used to access red zone area.
8538 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
8541 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
8542 by arithmetic with memory operands.
8543 * config/i386/predicates.md (commutative_operator): New.
8545 2009-02-10 Janis Johnson <janis187@us.ibm.com>
8547 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
8550 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
8552 * alias.h (record_alias_subset): Declare.
8553 * alias.c (record_alias_subset): Make global.
8555 2009-02-10 Nick Clifton <nickc@redhat.com>
8557 * tree-parloops.c: Change license to GPLv3.
8558 * ipa-struct-reorg.c: Change license to GPLv3.
8559 * ipa-struct-reorg.h: Change license to GPLv3.
8561 2009-02-10 Steve Ellcey <sje@cup.hp.com>
8564 * c-decl.c (start_struct): Return NULL on error.
8566 2009-02-10 Jakub Jelinek <jakub@redhat.com>
8569 * cfgloopmanip.c (remove_path): Call remove_bbs after
8570 cancel_loop_tree, not before it.
8573 * function.h (struct function): Add has_local_explicit_reg_vars bit.
8574 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
8575 VAR_DECLs were seen.
8576 * tree-ssa-live.c (remove_unused_locals): Recompute
8577 cfun->has_local_explicit_reg_vars.
8578 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
8579 copies or clearings if cfun->has_local_explicit_reg_vars.
8581 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
8584 * config/i386/i386.c (expand_prologue): Emit blockage at the end
8585 of function prologue when frame pointer is used to access
8588 2009-02-10 Richard Guenther <rguenther@suse.de>
8591 * gimplify.c (gimple_regimplify_operands): Always look if
8592 we need to create a temporary.
8594 2009-02-10 Richard Guenther <rguenther@suse.de>
8596 PR tree-optimization/39132
8597 * tree-loop-distribution.c (todo): New global var.
8598 (generate_memset_zero): Trigger TODO_rebuild_alias.
8599 (tree_loop_distribution): Return todo.
8601 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
8604 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
8605 (x86_64_reg_class_name): Removed.
8606 (classify_argument): Return 0 if bytes > 32. Return 0 if the
8607 first one isn't X86_64_SSE_CLASS or any other ones aren't
8608 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
8609 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
8610 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
8611 and 3 X86_64_SSEUP_CLASS.
8612 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
8613 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
8615 2009-02-10 Ben Elliston <bje@au.ibm.com>
8617 * config/rs6000/rs6000.md (allocate_stack): Always use an update
8618 form instruction to update the stack back chain word, even if the
8619 user has disabled the generation of update instructions.
8620 (movdi_<mode>_update_stack): New.
8621 (movsi_update_stack): Likewise.
8622 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
8623 always use an update form instruction to update the stack back
8626 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
8629 * graphite.c (if_region_set_false_region): After moving a region in
8630 the false branch of a condition, remove the empty dummy basic block.
8631 (gloog): Remove wrong fix for PR38953.
8633 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8635 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
8636 generation due to implicit sign extension.
8638 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
8641 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
8642 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
8644 2009-02-09 Richard Guenther <rguenther@suse.de>
8647 * convert.c (convert_to_real): Disable (float)fn((double)x)
8648 to fnf(x) conversion if errno differences may occur and
8649 -fmath-errno is set.
8651 2009-02-07 Anatoly Sokolov <aesok@post.ru>
8653 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
8654 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8655 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8657 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8660 * c-common.c (handle_alias_attribute): Disallow attribute for
8661 anything not a FUNCTION_DECL or VAR_DECL.
8663 2009-02-06 Janis Johnson <janis187@us.ibm.com>
8666 * real.c (do_compare): Special-case compare of zero against
8667 decimal float value.
8669 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8672 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
8673 as indicating flexible array members unless the field itself is
8674 being declarared as the incomplete array.
8676 2009-02-06 Jan Hubicka <jh@suse.cz>
8678 PR tree-optimization/38844
8679 * ipa-inline.c (try_inline): Stop inlining recursion when edge
8682 2009-02-06 Richard Guenther <rguenther@suse.de>
8685 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
8686 fork because we may expand it as __gcov_fork.
8688 2009-02-06 Nick Clifton <nickc@redhat.com>
8690 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
8692 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
8694 PR tree-optimization/35659
8695 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
8696 vn_phi_eq): Shortcut if hashcode does not match.
8697 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
8699 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
8700 and avoid iterative_hash_expr.
8701 (FOR_EACH_VALUE_ID_IN_SET): New.
8702 (value_id_compare): Remove.
8703 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
8704 sort expressions by value id.
8706 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
8709 * config/sh/predicates.md (general_movsrc_operand): Don't check
8710 the subreg of system registers here.
8712 2009-02-05 Jakub Jelinek <jakub@redhat.com>
8715 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
8718 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
8720 PR rtl-optimization/39110
8721 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
8722 addresses, not aligned ones.
8724 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
8725 Richard Guenther <rguenther@suse.de>
8727 PR tree-optimization/39100
8728 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
8729 comment says and add edges.
8731 2009-02-05 Joseph Myers <joseph@codesourcery.com>
8734 * c-common.c (handle_tls_model_attribute): Ignore attribute for
8735 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
8737 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
8739 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
8740 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
8741 register_bb_in_sese, new_sese, free_sese): Moved.
8742 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
8743 outermost_loop_in_scop, build_scop_iteration_domain,
8744 expand_scalar_variables_ssa_name, get_vdef_before_scop,
8745 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
8746 Use loop_in_sese_p instead of loop_in_scop_p.
8747 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
8748 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
8749 (scopdet_basic_block_info): Fix bug in scop detection.
8750 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
8751 eq_loop_to_cloog_loop): Remove.
8752 (nb_loops_around_loop_in_scop, nb_loop
8753 ref_nb_loops): Moved here...
8754 * graphite.h (ref_nb_loops): ... from here.
8755 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
8756 (loop_domain_dim, loop_iteration_vector_dim): Remove.
8757 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
8758 * testsuite/gcc.dg/graphite/scop-19.c: New
8760 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
8761 Hans-Peter Nilsson <hp@axis.com>
8763 PR rtl-optimization/37889
8764 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
8765 Move offset handling from PLUS to before the switch. Use new
8766 arguments when considering SYMBOL_REFs too.
8767 (rtx_addr_can_trap_p): Pass dummy offset and size.
8768 (enum may_trap_p_flags): Remove.
8769 (may_trap_p_1): Pass size from MEM_SIZE.
8771 PR rtl-optimization/38921
8772 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
8773 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
8774 * rtlanal.c (may_trap_after_code_motion_p): Delete.
8775 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
8777 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
8779 AVX Programming Reference (January, 2009)
8780 * config/i386/sse.md (*vpclmulqdq): New.
8782 2009-02-04 Jakub Jelinek <jakub@redhat.com>
8784 PR tree-optimization/38977
8785 PR gcov-profile/38292
8786 * calls.c (special_function_p): Disregard __builtin_ prefix.
8788 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
8790 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
8791 non-indexable addresses even before reload.
8793 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8796 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
8797 as having variable size. Do not give an error for unnamed
8798 parameters with [*] declarators. Give a warning for type names
8799 with [*] declarators and mark them as variable size.
8800 * c-parser.c (c_parser_sizeof_expression): Do not give an error
8801 for sizeof applied to [*] type names.
8803 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8806 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
8808 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8810 * gcc.c (process_command): Update copyright notice dates.
8811 * gcov.c (print_version): Likewise.
8812 * gcov-dump.c (print_version): Likewise.
8813 * mips-tfile.c (main): Likewise.
8814 * mips-tdump.c (main): Likewise.
8816 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8819 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
8820 for composite type involving a zero-length array type.
8822 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8825 * function.c (match_asm_constraints_1): Skip over
8826 initial optional % in the constraint.
8829 * c-parser.c (c_parser_postfix_expression): If fixed point is not
8830 supported, don't accept FIXED_CSTs.
8831 * c-decl.c (finish_declspecs): Error if fixed point is not supported
8832 and _Sat is used without _Fract/_Accum. Set specs->type to
8833 integer_type_node for cts_fract/cts_accum if fixed point is not
8836 2009-02-02 Catherine Moore <clm@codesourcery.com>
8838 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
8840 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
8842 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
8843 (ABI_HAS_64BIT_SYMBOLS): Use it.
8844 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
8846 2009-02-02 Paul Brook <paul@codesourcery.com>
8848 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
8850 2009-02-02 Jakub Jelinek <jakub@redhat.com>
8853 * recog.h (asm_operand_ok): Add constraints argument.
8854 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
8855 recurse on matching constraint.
8856 (check_asm_operands): Pass constraints as 3rd argument to
8857 asm_operand_ok. Don't look up matching constraint here.
8858 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
8861 2009-02-02 Ben Elliston <bje@au.ibm.com>
8863 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
8864 TARGET_NARROW_VOLATILE_BITFIELD macro names.
8866 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8868 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
8869 information. Remove some obsolete information. Reorganize.
8871 * config/pa/fptr.c: Revert license to GPL 2.
8872 * config/pa/milli64.S: Likewise.
8874 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8877 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
8878 LIBRARY name in, instead of hard-coding it.
8879 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
8880 extra target make frag to tmake_files according to EH model.
8881 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8882 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
8883 frags that define makefile variable EH_MODEL appropriately.
8884 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
8885 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
8886 to "-sjlj" according to type of EH configured.
8887 (LIBGCC_SONAME): Concatenate it to shared library base name.
8888 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
8889 to "_sjlj" according to type of EH configured.
8890 (LIBGCC_SONAME): Concatenate it to shared library base name.
8891 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8892 (SHLIB_LINK): Add missing semicolon to if-else construct.
8893 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8894 string value of "pe_dll" command-line option.
8895 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8896 (SHLIB_SONAME): Use it when overriding t-cygming default.
8897 (SHLIB_IMPLIB): Override t-cygming default.
8898 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8899 string value of "pe_dll" command-line option.
8901 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8904 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8905 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8907 2009-01-31 Richard Guenther <rguenther@suse.de>
8909 PR tree-optimization/38937
8910 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8911 computing the transitive closure.
8913 2009-01-30 Richard Guenther <rguenther@suse.de>
8915 PR tree-optimization/39041
8916 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8917 Propagate variable indices only if the types match for this stmt.
8919 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8922 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8923 inline but never defined.
8925 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8927 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8928 (*insv_h_di_reg_extimm): New insn.
8929 (*insv_l<mode>_reg_extimm): New insn.
8931 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8933 * config/picochip/picochip.c (flag_conserve_stack): set
8934 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8935 fconserve-stack. Reduce call-overhead used by inliner.
8937 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8940 * common.opt (flag_conserve_stack): Initialised to zero.
8942 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8945 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8946 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8949 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8951 * ira-color.c (allocno_reload_assign): Update comments.
8952 * regmove.c (regmove_optimize): Likewise.
8956 2009-01-29 Robert Millan <rmh@aybabtu.com>
8958 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8959 * config/i386/kopensolaris-gnu.h: New file. Undefine
8960 `MD_UNWIND_SUPPORT'.
8961 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8963 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8965 PR tree-optimization/39007
8966 * tree-loop-distribution.c (generate_builtin): Use
8967 recompute_dominator to compute the immediate dominator of the
8968 basic block just after the loop.
8970 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8972 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8973 (ASM_OUTPUT_DWARF_PCREL): Define.
8975 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8977 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8978 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8979 global. Modify entries about regmove and IRA.
8981 * ra-conflict.c: Remove the file.
8983 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
8985 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
8986 (pass_regclass_init): Rename to pass_reginfo_init.
8988 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
8990 * toplev.h (flag_ira): Remove.
8992 * caller-save.c (setup_save_areas): Remove flag_ira.
8994 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
8996 * global.c: Remove the file.
8998 * opts.c (decode_options): Remove flag_ira.
9000 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
9002 * regmove.c: Modify file description.
9003 (find_use_as_address, try_auto_increment): Define them only if
9004 AUTO_INC_DEC is defined.
9005 (replacement_quality, replace_in_call_usage, fixup_match_1,
9006 stable_and_no_regs_but_for_p): Remove.
9007 (reg_set_in_bb): Make it static.
9008 (regmove_optimize): Remove flag_ira and code which worked for
9011 * local-alloc.c: Remove the file.
9013 * common.opt (fira): Remove.
9015 * ira.c: Include except.h.
9016 (eliminable_regset): Move from global.c.
9017 (mark_elimination): Ditto. Remove flag_ira.
9018 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
9019 equiv_mem_modified, validate_equiv_mem_from_store,
9020 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
9021 contains_replace_regs, memref_referenced_p, memref_used_between_p,
9022 no_equiv, recorded_label_ref): Move from local-alloc.c.
9023 (update_equiv_regs): Ditto. Make it static.
9024 (print_insn_chain, print_insn_chains): Move it from global.c.
9025 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
9026 (build_insn_chain): Ditto. Make it static.
9027 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
9028 Rename to init_live_subregs.
9029 (gate_ira): Remove flag_ira.
9031 * regclass.c: Rename reginfo.c. Change file description.
9032 (FORBIDDEN_INC_DEC_CLASSES): Remove.
9033 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
9034 (init_reg_sets_1): Remove code for evaluation of
9035 reg_class_superclasses and losing_caller_save_reg_set.
9036 (init_regs): Remove init_reg_autoinc.
9037 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
9038 ok_for_base_p_nonstrict): Remove.
9039 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
9040 (pass_regclass_init): Rename to pass_reginfo_init. Modify
9041 corresponding entries.
9042 (dump_regclass, record_operand_costs, scan_one_insn,
9043 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
9044 record_address_regs, auto_inc_dec_reg_p): Remove.
9045 (gt-regclass.h): Rename to gt-reginfo.h.
9047 * rtl.h (dump_global_regs, retry_global_alloc,
9048 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
9050 * Makefile.in (RA_H): Remove.
9051 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
9052 Rename regclass.o to reginfo.o.
9053 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
9055 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
9056 (GTFILES): Rename regclass.c to reginfo.c.
9058 * passes.c (init_optimization_passes): Remove pass_local_alloc and
9059 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
9061 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9062 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
9064 (finish_spills): Ditto. Remove code for !flag_ira.
9066 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
9069 * doc/invoke.texi (rtl debug options): Complete rewrite.
9070 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
9072 * mode-switching.c (pass_mode_switching): Rename pass from
9073 "mode-sw" to "mode_sw".
9074 * except.c (pass_convert_to_eh_ranges): Rename pass from
9075 "eh-ranges" to "eh_ranges".
9076 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
9080 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
9081 Alexander Monakov <amonakov@ispras.ru>
9084 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
9086 (move_exprs_to_boundary): Change return type and pass through
9087 should_move from move_op. Relax assert. Update usage ...
9088 (schedule_expr_on_boundary): ... here. Use should_move instead of
9090 (move_op_orig_expr_found): Indicate that insn was disconnected from
9092 (code_motion_process_successors): Do not call after_merge_succs
9093 callback if original expression was not found when traversing any of
9095 (code_motion_path_driver): Change return type. Update prototype.
9096 (move_op): Update comment. Add a new parameter (should_move). Update
9097 prototype. Set *should_move based on indication provided by
9098 move_op_orig_expr_found.
9100 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
9102 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
9103 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
9104 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
9105 * config/rs6000/rs6000.c (rs6000_override_options): Default
9106 avoid-indexed-addresses on for Power6, off for everything else.
9107 (avoiding_indexed_address_p): New function.
9108 (rs6000_legitimize_address): Use it.
9109 (rs6000_legitimate_address): Likewise.
9110 * config/rs6000/rs6000.md (movXX_updateX): Likewise
9112 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
9114 PR tree-optimization/38997
9115 * tree-loop-distribution.c (generate_memset_zero): Use
9116 POINTER_PLUS_EXPR for a pointer addition.
9118 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
9120 * config/s390/s390.md (bswap<mode>2): New pattern added.
9122 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
9124 * config/s390/s390.md (*tls_load_31): Added type attribute.
9126 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
9128 * config/s390/s390.md: Fix a few comments.
9130 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
9132 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
9133 (*tm<mode>_full): Fixed z10prop attribute.
9134 (*tst<mode>_extimm): Fixed z10prop attribute.
9135 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
9136 (*tstqiCCT_cconly): Fixed z10prop attribute.
9137 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
9138 (*movsi_larl): Fixed z10prop attribute.
9139 (*movsi_zarch): Fixed z10prop attribute.
9140 (*movsi_eas): Fixed z10prop attribute.
9141 (*movhi): Fixed z10prop attribute.
9142 (*movqi): Fixed z10prop attribute.
9143 (*movstrictqi): Fixed z10prop attribute.
9144 (*mov<mode>): Fixed z10prop attribute.
9145 (*movcc): Fixed z10prop attribute.
9146 (*sethighpartdi_64): Fixed z10prop attribute.
9147 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
9148 (*negdi2_sign_cc): Fixed z10prop attribute.
9149 (*negdi2_sign): Fixed z10prop attribute.
9150 (*absdi2_sign_cc): Fixed z10prop attribute.
9151 (*absdi2_sign): Fixed z10prop attribute.
9152 (*negabsdi2_sign_cc): Fixed z10prop attribute.
9153 (*negabsdi2_sign): Fixed z10prop attribute.
9154 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
9155 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
9156 (doloop_si64): Fixed z10prop attribute.
9157 (doloop_si31): Fixed z10prop attribute.
9158 (doloop_long): Fixed z10prop attribute.
9159 (indirect_jump): Fixed z10prop attribute.
9160 (nop): Fixed z10prop attribute.
9161 (main_base_64): Fixed z10prop attribute.
9162 (reload_base_64): Fixed z10prop attribute.
9164 2009-01-28 Jakub Jelinek <jakub@redhat.com>
9166 PR rtl-optimization/38740
9167 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
9169 * config/mips/mips.c (mips_reorg): Likewise.
9171 2009-01-28 Richard Guenther <rguenther@suse.de>
9173 PR tree-optimization/38926
9174 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
9175 with the correct value id to a value.
9176 (do_regular_insertion): Use the value number of edoubleprime
9177 for the value number of the expr.
9180 2008-08-21 Richard Guenther <rguenther@suse.de>
9182 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9183 a PHI ask VN if it is already available.
9184 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9185 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9187 2009-01-28 Jakub Jelinek <jakub@redhat.com>
9190 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
9191 set to varying whenever max has TREE_OVERFLOW set, similarly
9192 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
9194 2009-01-28 Richard Guenther <rguenther@suse.de>
9197 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
9198 uninitialized aggregate uses in call arguments.
9200 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
9202 PR tree-optimization/38984
9203 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
9204 the nothing_id variable if -fno-delete-null-pointer-checks.
9206 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
9209 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
9210 (set_got_offset_rex64): Ditto.
9212 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
9215 * doc/extend.texi: Improve local variable with asm reg.
9217 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
9219 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
9220 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
9221 was not supplied then set warn_packed_bitfield_compat to the
9223 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
9226 2009-01-27 Richard Guenther <rguenther@suse.de>
9228 PR tree-optimization/38503
9229 * cfgexpand.c (expand_gimple_basic_block): Ignore
9230 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
9231 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
9232 variables that cannot have TBAA applied.
9233 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
9236 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
9239 * calls.c (initialize_argument_information): Do not wrap complex
9240 arguments in SAVE_EXPR.
9242 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
9244 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
9245 (INSTALL_LIBGCC): Revert typo commit.
9247 2009-01-26 Richard Guenther <rguenther@suse.de>
9249 PR tree-optimization/38745
9250 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
9251 from special handling.
9253 2009-01-26 Richard Guenther <rguenther@suse.de>
9255 PR tree-optimization/38745
9256 * tree-ssa.c (execute_update_addresses_taken): Do not include
9257 variables that cannot possibly be a register in not_reg_needs.
9258 Do not clear TREE_ADDRESSABLE on vars that may not become
9260 * tree-ssa.c (update_alias_info_1): Include those in the set
9261 of addressable vars.
9263 2009-01-26 Richard Guenther <rguenther@suse.de>
9266 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
9267 * tree-ssa-dse.c: Include langhooks.h
9268 (execute_simple_dse): Remove stores with zero size.
9270 2009-01-24 Jakub Jelinek <jakub@redhat.com>
9273 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
9276 2009-01-24 Julian Brown <julian@codesourcery.com>
9278 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
9279 config/arm/linux-atomic.c.
9280 * config/arm/linux-atomic.c: New.
9282 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
9284 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
9285 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
9286 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
9288 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
9291 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
9294 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
9296 PR tree-optimization/38953
9297 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
9298 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
9299 (gloog): Split the exit of the scop when the scop exit is a loop exit.
9300 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
9303 2009-01-24 Paul Brook <paul@codesourcery.com>
9305 * config/arm/neon.md (neon_type): Move to arm.md.
9306 (neon_mov<VSTRUCT>): Add neon_type attribute.
9307 * config/arm/arm.md (neon_type): Move to here.
9308 (conds): Add "unconditioal" and use as default for NEON insns.
9310 2009-01-24 Ben Elliston <bje@au.ibm.com>
9312 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
9313 void *' warning from -Wc++-compat.
9314 * Makefile.in (dominance.o-warn): Remove.
9316 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
9318 PR tree-optimization/38932
9319 * fold-const.c (fold_unary_ignore_overflow): New.
9320 * tree.h (fold_unary_ignore_overflow): Declare.
9321 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
9322 * tree-ssa-sccvn.c (visit_reference_op_load,
9323 simplify_unary_expression): Likewise.
9325 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
9327 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
9328 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
9329 regardless of their type.
9330 * c-common.c (handle_packed_attribute): Don't ignore packed on
9332 * c.opt (Wpacked-bitfield-compat): New warning option.
9333 * stor-layout.c (place_field): Warn if offset of a field changed.
9334 * doc/extend.texi (packed): Mention the ABI change.
9335 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
9336 (Warning Options): Add it to the list.
9338 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
9340 * c-opts.c (c_common_post_options): Fix a typo in comments.
9342 2009-01-22 Steve Ellcey <sje@cup.hp.com>
9345 * gimplify.c (gimplify_init_constructor): Fix promotion of const
9346 variables to static.
9347 * doc/invoke.texi (-fmerge-all-constants): Update description.
9349 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
9352 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
9353 (*movdi_1_rex64): Use type "mmx" for alternative 5.
9355 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
9357 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
9359 (LOCAL_ALIGNMENT): Similarly.
9361 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
9362 Joseph Myers <joseph@codesourcery.com>
9364 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
9365 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
9366 * config/arm/arm-tune.md: Regenerate.
9367 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
9370 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
9372 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
9373 version number to five.
9375 2009-01-22 Dodji Seketeli <dodji@redhat.com>
9378 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
9379 * c-common.c (set_underlying_type): Likewise.
9380 (is_typedef_decl ): Likewise
9382 (set_underlying_type): Likewise.
9383 (is_typedef_type): Likewise.
9385 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
9388 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
9391 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
9394 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
9395 (LIBGCC_SPEC): Don't define.
9396 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
9398 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
9400 PR rtl-optimization/38879
9401 * alias.c (base_alias_check): Unaligned access via AND address can
9402 alias all surrounding object types except those with sizes equal
9403 or wider than the size of unaligned access.
9405 2009-01-21 Dodji Seketeli <dodji@redhat.com>
9408 * c-decl.c (clone_underlying_type): Move this ...
9409 * c-common.c (set_underlying_type): ... here.
9410 Also, make sure the function properly sets TYPE_STUB_DECL() on
9411 the newly created typedef variant type.
9412 (is_typedef_decl ): New entry point.
9413 * tree.h: Added a new member member_types_needing_access_check to
9414 struct tree_decl_non_common.
9415 (set_underlying_type): New entry point.
9416 (is_typedef_type): Likewise.
9418 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
9420 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
9421 Check whether two instructions have memory references that
9422 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
9423 are helper functions for traversing.
9424 * alias.h (insn_alias_sets_confilict_p): New prototypes.
9425 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
9426 not to draw dependency edge for instructions with non-conflicting
9429 2009-01-20 Joseph Myers <joseph@codesourcery.com>
9432 * longlong.h: Update copyright years. Use soft-fp license notice.
9433 Sync __clz_tab declaration with glibc.
9435 2009-01-20 Steve Ellcey <sje@cup.hp.com>
9438 * doc/extend.texi (syscall_linkage): New.
9439 (version_id): Modify.
9441 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9442 Richard Guenther <rguenther@suse.de>
9444 PR tree-optimization/38747
9445 PR tree-optimization/38748
9446 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
9447 conversion if the base address is an indirect reference and the
9448 aliasing sets could cause issues.
9450 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9452 * common.opt (fgraphite, fgraphite-identity): Add comment for
9453 explaining why these options are not documented.
9455 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9457 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
9458 gimple_call_lhs is NULL.
9460 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
9463 * emit-rtl.c (adjust_address_1): Make sure memref is never
9466 2009-01-20 Ben Elliston <bje@au.ibm.com>
9468 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9469 const qualifier from arg parameter. Remove unnecessary cast to char *.
9470 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9471 const qualifier from arg 2.
9473 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
9475 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
9477 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
9480 * rtl.h (reinit_regs): New prototype.
9481 * regclass.c: Include ira.h.
9483 * Makefile.in (regclass.o): Add ira.h.
9484 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
9486 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
9489 * c-common.c (handle_aligned_attribute): Use
9490 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
9491 default alignment value.
9493 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
9495 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
9496 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
9498 * doc/extend.texi: Update __attribute__ ((aligned)). Document
9499 __BIGGEST_ALIGNMENT__.
9501 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
9503 2009-01-18 Richard Guenther <rguenther@suse.de>
9505 PR tree-optimization/38819
9506 * tree-flow.h (operation_could_trap_helper_p): Declare.
9507 * tree-eh.c (operation_could_trap_helper_p): Export.
9508 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
9509 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
9510 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
9511 are about to insert a possibly trapping instruction and fail
9514 2009-01-18 Andreas Schwab <schwab@suse.de>
9516 * doc/install.texi (Configuration): Remove obsolete paragraph
9517 about use of --with-gnu-ld with --with-gnu-as.
9519 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
9521 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
9522 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
9523 Follow spelling conventions.
9525 2009-01-18 Ben Elliston <bje@au.ibm.com>
9527 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
9528 C++ warning about implicit conversion from void * to struct
9530 (bitmap_obstack_free): Likewise for bitmap_element *.
9531 * Makefile.in (bitmap.o-warn): Remove.
9533 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
9535 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
9537 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
9538 Tobias Grosser <tobi.grosser@amd.com>
9540 * graphite.c (graphite_trans_scop_block): Do not block single
9543 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
9545 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
9546 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
9547 test with assertion.
9549 2009-01-16 Richard Guenther <rguenther@suse.de>
9551 PR tree-optimization/38835
9553 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
9554 and INT + PTR -> (INT)(PTR p+ INT) folding.
9555 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
9557 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
9560 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
9561 the subreg from a lowpart subreg if it is also casting the value.
9563 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9564 Tobias Grosser <tobi.grosser@amd.com>
9566 * graphite.c (compare_prefix_loops): New.
9567 (build_scop_canonical_schedules): Rewritten.
9568 (graphite_transform_loops): Move build_scop_canonical_schedules
9569 after build_scop_iteration_domain.
9571 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9572 Tobias Grosser <tobi.grosser@amd.com>
9574 * graphite.c (add_conditions_to_domain): Add the loops to
9575 the dimension of the iteration domain. Do copy the domain
9576 only when it exists.
9577 (build_scop_conditions_1): Do not call add_conditions_to_domain.
9578 (add_conditions_to_constraints): New.
9579 (can_generate_code_stmt, can_generate_code): Removed.
9580 (gloog): Do not call can_generate_code.
9581 (graphite_transform_loops): Call add_conditions_to_constraints
9582 after building the iteration domain.
9584 2009-01-16 Jakub Jelinek <jakub@redhat.com>
9586 PR tree-optimization/38789
9587 * tree-ssa-threadedge.c
9588 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
9589 __builtin_constant_p.
9591 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9593 * dce.c (delete_unmarked_insns): Reversed the order that insns are
9594 examined before deleting them.
9596 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
9598 * function.c (aggregate_value_p): Correctly extract the function
9599 type from CALL_EXPR_FN lookup.
9601 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9603 * config/picochip/picochip.c (picochip_override_options): Revert
9604 CFI asm flag disable commited previously.
9606 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
9607 Tobias Grosser <tobi.grosser@amd.com>
9608 Jan Sjodin <jan.sjodin@amd.com>
9610 * graphite.c (scan_tree_for_params): On substractions negate
9611 all the coefficients of the term.
9612 (clast_to_gcc_expression_red): New. Handle reduction expressions
9613 of more than two operands.
9614 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
9615 (get_vdef_before_scop): Handle also the case of default definitions.
9617 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9619 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
9620 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
9621 Also use them when walking CALL_INSN_FUNCTION_USAGE.
9623 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
9624 Joey Ye <joey.ye@intel.com>
9627 * cfgexpand.c (expand_stack_alignment): Don't update stack
9628 boundary nor check incoming stack boundary here.
9629 (gimple_expand_cfg): Update stack boundary and check incoming
9630 stack boundary here.
9632 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9634 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
9636 2009-01-14 Jakub Jelinek <jakub@redhat.com>
9638 PR rtl-optimization/38245
9639 * calls.c (expand_call): Add stack arguments to
9640 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9641 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
9642 in regs and partially in memory or BLKmode arguments.
9643 (emit_library_call_value_1): Add stack arguments to
9644 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9645 ACCUMULATE_OUTGOING_ARGS).
9646 * dce.c: Include tm_p.h.
9647 (find_call_stack_args): New function.
9648 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
9650 (mark_insn): Call find_call_stack_args for CALL_Ps.
9651 (prescan_insns_for_dce): Walk insns backwards in bb rather than
9652 forwards. Allocate and free arg_stores bitmap if needed, pass it
9653 down to deletable_insn_p, don't mark stores set in arg_stores
9654 bitmap, clear the bitmap at the beginning of each bb.
9655 * Makefile.in (dce.o): Depend on $(TM_P_H).
9657 2009-01-14 Michael Meissner <gnu@the-meissners.org>
9660 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
9661 to make sure the insn is a conditional test (bug 22599). Reformat a
9664 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
9667 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
9668 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
9669 (gloog): Do not call cleanup_tree_cfg.
9670 (graphite_transform_loops): Call cleanup_tree_cfg after all
9671 scops have been code generated.
9673 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
9674 * doc/gty.texi (Invoking the garbage collector): Added new node
9675 and section documenting ggc_collect.
9677 2009-01-14 Richard Guenther <rguenther@suse.de>
9679 PR tree-optimization/38826
9681 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
9682 initialization notes only if we actually emitted a warning.
9683 (intra_create_variable_infos): Add constraints for a result decl
9684 that is passed by hidden reference.
9685 (build_pred_graph): Mark all related variables non-direct on
9688 2009-01-14 Nick Clifton <nickc@redhat.com>
9690 * ira-conflicts.c: Include addresses.h for the definition of
9692 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
9693 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
9695 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
9698 * Makefile.in (ira-lives.o): Add except.h.
9700 * ira-lives.c: Include except.h.
9701 (process_bb_node_lives): Process can_throw_internal.
9703 2009-01-13 Jakub Jelinek <jakub@redhat.com>
9705 PR rtl-optimization/38774
9706 * combine.c (simplify_set): When undoing cc_use change, don't do
9707 PUT_CODE on the newly created comparison, but instead put back the
9710 2009-01-13 Joseph Myers <joseph@codesourcery.com>
9712 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
9713 values. Remove duplicate arm8 entry.
9715 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9717 PR tree-optimization/38786
9718 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
9719 the SSA_NAME case of expand_scalar_variables_expr.
9720 Set the type of an expression to the type of its assign statement.
9721 (expand_scalar_variables_expr): Also gather the scalar computation
9722 used to index the memory access. Do not pass loop_p.
9723 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
9724 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
9725 the gimple_stmt_iterator where it inserts new code.
9727 (copy_bb_and_scalar_dependences): Do not pass loop_p.
9728 (translate_clast): Update call to copy_bb_and_scalar_dependences.
9730 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9732 * graphite.h (debug_value): Removed.
9733 * graphite.c (debug_value): Removed.
9735 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9737 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
9738 ldrd/strd with two 32-bit instructions.
9740 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9742 * config/arm/arm.c (struct processors): Pass for speed down into
9743 cost helper functions.
9744 (const_ok_for_op): Handle COMPARE and inequality nodes.
9745 (arm_rtx_costs_1): Rewrite.
9746 (arm_size_rtx_costs): Update prototype.
9747 (arm_rtx_costs): Pass speed down to helper functions.
9748 (arm_slowmul_rtx_costs): Rework cost calculations.
9749 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
9750 (arm_9e_rtx_costs): Likewise.
9752 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
9754 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
9755 relocations of local symbols wider than UNITS_PER_WORD are not valid.
9756 (alpha_legitimize_address): Do not split local symbols wider than
9757 UNITS_PER_WORD into HIGH/LO_SUM parts.
9759 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
9762 * gcc.c (process_command): Replace call to execvp with calls
9763 to pex_one and exit.
9765 2009-01-03 Anatoly Sokolov <aesok@post.ru>
9768 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
9769 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
9770 variant for devices with 3-byte PC.
9771 (__tablejump_elpm__): New.
9773 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9776 * c-parser.c (c_parser_postfix_expression): Allow `->' in
9777 offsetof member-designator, handle it as `[0].'.
9779 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9781 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
9782 function when not using named sections on targets with named sections
9783 if branch distance is less than 262132.
9785 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
9787 * combine.c (combine_instructions): Recompute
9788 optimize_this_for_speed_p for each BB in the main combine loop.
9790 2009-01-12 Tomas Bily <tbily@suse.cz>
9793 * tree-loop-distribution.c (prop_phis): New function.
9794 (generate_builtin): Call prop_phis.
9795 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
9797 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9799 PR tree-optimization/38807
9800 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
9801 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
9803 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9805 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9806 subreg of op0 to the original op0.
9808 2009-01-11 Laurent GUERBY <laurent@guerby.net>
9810 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
9812 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
9815 * mips-tfile.c (parse_def): Fix parsing of def strings
9816 starting with digits.
9818 2009-01-10 Jakub Jelinek <jakub@redhat.com>
9821 * config/arm/arm.c (arm_is_long_call_p): Don't call
9822 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
9824 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
9826 * regrename.c (regrename_optimize): Fix dumping.
9827 (find_oldest_value_reg): Preserve REG_POINTER.
9828 (copy_hardreg_forward_1): Likewise.
9830 2009-01-09 Diego Novillo <dnovillo@google.com>
9832 * gimple.h (struct gimple_statement_base) <uid>: Document
9833 the restrictions on its use.
9835 (gimple_set_uid): Tidy.
9837 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9839 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
9840 zero guard even if align_bytes != 0 and count is smaller than
9843 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
9845 PR rtl-optimization/38495
9846 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
9847 (add_range_and_copies_from_move_list): Print all added ranges.
9848 Add ranges to memory optimized destination.
9850 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9854 * config/i386/i386.c (override_options): Reject
9855 -mstringop-strategy=rep_8byte with -m32.
9856 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
9857 to 1. Do count comparison against epilogue_size_needed at compile
9858 time even when count_exp was constant forced into register. For
9859 size_needed don't jump to epilogue, instead just avoid aligning
9860 and invoke the body algorithm. If need_zero_guard, add zero guard
9861 even if count is non-zero, but smaller than size_needed + number of
9862 bytes that could be stored for alignment.
9863 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
9864 to 1. If need_zero_guard, add zero guard even if count is non-zero,
9865 but smaller than size_needed + number of bytes that could be stored
9866 for alignment. Compare size_needed with epilogue_size_needed instead
9867 of desired_align - align, don't adjust size_needed, pass
9868 epilogue_size_needed to the epilogue expanders.
9871 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
9873 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9875 * pa.c (last_address): Change to unsigned.
9876 (update_total_code_bytes): Change argument to unsigned. Don't
9877 check if insn addresses are set.
9878 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
9879 addresses are not set.
9880 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
9882 2009-01-09 Nick Clifton <nickc@redhat.com>
9884 * config/sh/symbian.c: Replace uses of DECL_INLINE with
9885 DECL_DECLARED_INLINE_P.
9887 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9890 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9891 GET_MODE (op0) in operand_subword_force calls.
9894 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9895 fold_convert arg0 operands to TREE_TYPE (op0) first.
9897 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9899 * params.def (ira-max-conflict-table-size): Decrease default value
9902 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9904 PR tree-optimization/37031
9905 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9907 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9908 allocate it using gc instead of heap, use VEC_quick_push instead of
9910 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9911 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9912 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9913 allocated vector from heap allocated.
9914 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9915 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9916 vector only after perfect_loop_nest_depth call.
9918 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9919 Jan Sjodin <jan.sjodin@amd.com>
9921 PR tree-optimization/38559
9922 * graphite.c (debug_value, copy_constraint,
9923 swap_constraint_variables, scale_constraint_variable, ): New.
9924 (get_lower_bound, get_upper_bound): Removed.
9925 (graphite_trans_bb_strip_mine): Clean up this code that works
9926 only for constant number of iterations. Fully copy upper and
9927 lower bound constraints, not only the constant part of them.
9928 * graphite.h (debug_value): Declared.
9930 2009-01-08 Ira Rosen <irar@il.ibm.com>
9932 PR tree-optimization/37194
9933 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9934 Don't add the cost of cost model guard in prologue to scalar
9935 outside cost in case of known number of iterations.
9937 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9938 Alan Modra <amodra@bigpond.net.au>
9940 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9941 non-word-aligned REG+CONST addressing.
9943 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9946 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9947 free_after_compilation when outputting a thunk.
9948 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9949 Do not call free_after_compilation here.
9951 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9953 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9954 (ix86_valid_target_attribute_inner_p): Ditto.
9956 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9958 PR tree-optimization/38492
9959 PR tree-optimization/38498
9960 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9961 * tree-chrec.h (scev_is_linear_expression): Declared.
9962 * graphite.c (graphite_cannot_represent_loop_niter): New.
9963 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9964 (graphite_loop_normal_form): Use gcc_assert.
9965 (scan_tree_for_params): Use CASE_CONVERT.
9966 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9967 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9968 Use gcc_assert. Discard scops that contain unhandled cases.
9969 (build_scop_conditions): Return a boolean status for unhandled cases.
9970 (strip_mine_profitable_p): Print the loop number, not its depth.
9971 (is_interchange_valid): Pass the depth of the loop nest, don't
9972 recompute it wrongly.
9973 (graphite_trans_bb_block): Same.
9974 (graphite_trans_bb_block): Print tentative of loop blocking.
9975 (graphite_trans_scop_block): Do not print that the loop has been
9977 (graphite_transform_loops): Do not handle scops that contain condition
9980 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
9982 AVX Programming Reference (December, 2008)
9983 * config/i386/avxintrin.h (_mm256_stream_si256): New.
9984 (_mm256_stream_pd): Likewise.
9985 (_mm256_stream_ps): Likewise.
9987 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
9988 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
9989 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
9990 (bdesc_special_args): Add __builtin_ia32_movntdq256,
9991 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
9992 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
9993 (ix86_expand_special_args_builtin): Likewise.
9995 * config/i386/sse.md (AVXMODEDI): New.
9996 (avx_movnt<mode>): Likewise.
9997 (avx_movnt<mode>): Likewise.
9998 (<sse>_movnt<mode>): Remove AVX support.
9999 (sse2_movntv2di): Likewise.
10001 2009-01-07 Richard Guenther <rguenther@suse.de>
10003 PR middle-end/38751
10004 * fold-const.c (extract_muldiv): Remove obsolete comment.
10005 (fold_plusminus_mult_expr): Undo MINUS_EXPR
10006 to PLUS_EXPR canonicalization for the canonicalization.
10008 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
10010 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
10011 hosted cross-compilers generating less efficient code.
10013 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
10015 * function.h (rtl_data): Add a dbr_scheduled_p field.
10016 * reorg.c (dbr_schedule): Set it.
10017 (gate_handle_delay_slots): Check it.
10018 * config/mips/mips.c (mips_base_delayed_branch): Delete.
10019 (mips_reorg): Check flag_delayed_branch instead of
10020 mips_base_delayed_branch.
10021 (mips_override_options): Don't set mips_base_delayed_branch
10022 or flag_delayed_branch.
10024 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
10026 PR rtl-optimization/38426.
10027 * ira.c (ira): Set current_function_is_leaf earlier.
10029 2009-01-06 Jakub Jelinek <jakub@redhat.com>
10031 PR rtl-optimization/38722
10032 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
10033 too early, only set a flag and modify after last possible
10036 2009-01-06 Janis Johnson <janis187@us.ibm.com>
10039 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
10040 * real.c (decimal_single_format): Correct values of emin and emax.
10041 (decimal_double_format): Ditto.
10042 (decimal_quad_format): Ditto.
10043 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
10044 computation of DECnn_MIN and DECnn_MAX for corrected values of
10045 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
10046 __DECnn_MIN__, and adjust its computation for the corrected value
10049 2009-01-06 Jan Hubicka <jh@suse.cz>
10052 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
10054 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
10056 * doc/contrib.texi (Contributors): Slightly adjust the end note.
10057 Add Robert Clark to the list of testers.
10059 2009-01-06 Jan Hubicka <jh@suse.cz>
10060 Kai Tietz <kai.tietz@onevision.com>
10062 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
10063 * config/i386/i386.c (ix86_expand_call): Add clobbers.
10065 2009-01-06 Jan Hubicka <jh@suse.cz>
10066 Kai Tietz <kai.tietz@onevision.com>
10068 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
10070 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
10071 (ix86_nsaved_regs): Count only general purpose regs.
10072 (ix86_nsaved_sseregs): New.
10073 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
10074 to 16 for w64; compute padding and size of sse reg save area.
10075 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
10076 general purpose regs.
10077 (ix86_emit_save_sse_regs_using_mov): New.
10078 (ix86_expand_prologue): Save SSE regs if needed.
10079 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
10080 (ix86_emit_restore_sse_regs_using_mov): New.
10081 (ix86_expand_epilogue): Save SSE regs if needed.
10083 2009-01-06 Jan Hubicka <jh@suse.cz>
10084 Kai Tietz <kai.tietz@onevision.com>
10086 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
10087 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
10088 functions when accumulate outgoing args is off.
10090 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
10093 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
10094 before using pseudos_have_intersected_live_ranges_p.
10096 * ira-int.h (ira_assert): Always define.
10098 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
10100 AVX Programming Reference (December, 2008)
10101 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
10102 (_mm256_permute2_pd): Likewise.
10103 (_mm_permute2_ps): Likewise.
10104 (_mm256_permute2_ps): Likewise.
10105 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
10106 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
10108 * config/i386/i386.c (ix86_builtins): Remove
10109 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
10110 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
10111 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
10112 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
10113 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
10114 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
10115 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
10116 __builtin_ia32_vpermil2ps256.
10117 (ix86_init_mmx_sse_builtins): Updated.
10118 (ix86_expand_args_builtin): Likewise.
10120 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10122 * pa.c (output_call): Relocate non-jump insns in the delay slot of
10123 long absolute calls when generating PA 2.0 code.
10125 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
10127 PR rtl-optimization/38583
10128 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
10130 * params.def (ira-max-conflict-table-size): New.
10132 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
10134 * ira.h (ira_conflicts_p): New external definition.
10136 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
10137 table. Report this. Return result of building.
10138 (ira_build_conflicts): Use ira_conflicts_p. Check result of
10139 building conflict table.
10141 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
10142 (ira_color): Use ira_conflicts_p.
10144 * global.c: Include ira.h.
10145 (pseudo_for_reload_consideration_p, build_insn_chain): Use
10148 * Makefile.in (global.o): Add ira.h.
10150 * ira-build.c (mark_all_loops_for_removal,
10151 propagate_some_info_from_allocno): New.
10152 (remove_unnecessary_allocnos): Call
10153 propagate_some_info_from_allocno.
10154 (remove_low_level_allocnos): New.
10155 (remove_unnecessary_regions): Add parameter. Call
10156 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
10157 parameter to remove_unnecessary_regions.
10158 (ira_build): Remove all regions but root if the conflict table was
10159 not built. Update conflict hard regs for allocnos crossing calls.
10161 * ira.c (ira_conflicts_p): New global.
10162 (ira): Define and use ira_conflicts_p.
10164 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
10165 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
10166 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
10168 2009-01-06 Ben Elliston <bje@au.ibm.com>
10170 * gengtype-lex.l (YY_NO_INPUT): Define.
10172 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10175 * c-common.c (handle_vector_size_attribute): Also reject
10176 BOOLEAN_TYPE types.
10178 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
10180 PR tree-optimization/38492
10181 * graphite.c (rename_map_elt, debug_rename_elt,
10182 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
10183 rename_map_elt_info, eq_rename_map_elts,
10184 get_new_name_from_old_name, bb_in_sese_p): Moved around.
10185 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
10186 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
10187 (sese_build_livein_liveouts): New.
10188 (new_sese, free_sese): New.
10189 (new_scop): Call new_sese.
10190 (free_scop): Call free_sese.
10191 (rename_variables_from_edge, rename_phis_end_scop): Removed.
10192 (register_old_new_names): Renamed register_old_and_new_names.
10193 (register_scop_liveout_renames, add_loop_exit_phis,
10194 insert_loop_close_phis, struct igp,
10195 default_liveout_before_guard, add_guard_exit_phis,
10196 insert_guard_phis, copy_renames): New.
10197 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
10198 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
10199 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
10200 (scop_adjust_phis_for_liveouts): New.
10201 (gloog): Call scop_adjust_phis_for_liveouts.
10203 * graphite.h (struct sese): Documented. Added fields liveout,
10204 num_ver and livein.
10205 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
10206 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
10207 (struct scop): Added field liveout_renames.
10208 (SCOP_LIVEOUT_RENAMES): New.
10210 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
10212 PR tree-optimization/38510
10213 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
10214 (translate_clast): Call recompute_all_dominators before
10216 (gloog): Call recompute_all_dominators before graphite_verify.
10218 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
10219 Jan Sjodin <jan.sjodin@amd.com>
10221 PR tree-optimization/38500
10222 * graphite.c (create_sese_edges): Call fix_loop_structure after
10225 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10227 * config.gcc: Add m32r*-*-rtems*.
10228 * config/m32r/rtems.h: New file.
10230 2009-01-05 Ben Elliston <bje@au.ibm.com>
10232 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
10233 (.po.pox): Likewise.
10234 (po/gcc.pot): Likewise.
10236 2009-01-04 David S. Miller <davem@davemloft.net>
10238 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
10239 (STARTING_FRAME_OFFSET): Always set to zero.
10241 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
10243 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
10244 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
10245 fixed-point types, and vectors of the same.
10247 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
10249 * config/mips/sync.md (*mb_barrier): Rename to...
10250 (*memory_barrier): ...this.
10252 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
10254 * doc/extend.texi (Function Attributes): Move @cindex after @item
10255 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
10256 and put in alphabetical order. Fix 'target' name and put in order.
10257 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
10260 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
10262 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
10263 (memory_barrier): Expand as unspec instead of unspec_volatile.
10264 Remove mem:BLK from insn operands. Use Pmode scratch register.
10265 (*memory_barrier): Define as unspec instead of unspec_volatile.
10266 Use (match_dup 0) as input operand.
10268 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
10269 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
10270 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
10271 scratch register. Remove operand 1.
10272 (*stbar): Define as unspec instead of unspec_volatile.
10273 Use (match_dup 0) as input operand, remove (const_int 8).
10274 (*membar): Define as unspec instead of unspec_volatile.
10275 Use (match_dup 0) as input operand, remove input operand 2.
10277 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
10278 (memory_barrier): Expand as unspec instead of unspec_volatile.
10279 Remove mem:BLK from insn operands. Use Pmode scratch register.
10280 (*memory_barrier): Define as unspec instead of unspec_volatile.
10281 Use (match_dup 0) as input operand.
10283 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
10284 Remove mem:BLK from insn operands. Use Pmode scratch register.
10285 Set volatile flag on operand 0.
10286 (*memory_barrier): New insn pattern.
10288 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
10290 (*memory_barrier): Use (match_dup 0) as input operand.
10292 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
10293 Remove mem:BLK from insn operands. Use Pmode scratch register.
10294 Set volatile flag on operand 0.
10295 (*mb_internal): New insn pattern.
10297 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
10299 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
10301 PR middle-end/38586
10302 * function.c (struct temp_slot): Move to the section of the file
10303 that deals with temp slots. Remove field 'address'.
10304 (temp_slot_address_table): New hash table of address -> temp slot.
10305 (struct temp_slot_address_entry): New struct, items for the table.
10306 (temp_slot_address_compute_hash, temp_slot_address_hash,
10307 temp_slot_address_eq, insert_temp_slot_address): Support functions
10309 (find_temp_slot_from_address): Rewrite to use the new hash table.
10310 (remove_unused_temp_slot_addresses): Remove addresses of temp
10311 slots that have been made available.
10312 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
10313 worker function for remove_unused_temp_slot_addresses.
10314 (assign_stack_temp_for_type): Don't clear the temp slot address list.
10315 Add the temp slot address to the address -> temp slot map.
10316 (update_temp_slot_address): Update via insert_temp_slot_address.
10317 (free_temp_slots): Call remove_unused_temp_slot_addresses.
10318 (pop_temp_slots): Likewise.
10319 (init_temp_slots): Allocate the address -> temp slot map, or empty
10320 the map if it is already allocated.
10321 (prepare_function_start): Initialize temp slot processing.
10323 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
10325 PR middle-end/38584
10326 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
10327 Calculate the size of all stack vars assuming no packing of stack
10328 vars will happen, replacing a quadratic algorithm with a linear one.
10330 2009-01-03 Jakub Jelinek <jakub@redhat.com>
10333 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
10336 2009-01-03 Diego Novillo <dnovillo@google.com>
10338 * doc/contrib.texi: Update contributions.
10340 2009-01-03 Jakub Jelinek <jakub@redhat.com>
10343 * builtins.c (fold_builtin_memory_op): Give up if either operand
10344 is volatile. Set srctype or desttype to non-qualified version
10348 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
10349 and FUNCTION_DECLs.
10351 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
10353 PR rtl-optimization/35805
10354 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
10355 problem if fast dce is able to remove any instructions.
10356 * dce.c (dce_process_block): Fix dump message.
10358 2009-01-02 Mark Mitchell <mark@codesourcery.com>
10361 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
10363 2009-01-02 Jakub Jelinek <jakub@redhat.com>
10365 PR middle-end/38690
10366 * tree-flow.h (op_code_prio, op_prio): New prototypes.
10367 * tree-pretty-print.c (op_code_prio): New function.
10368 (op_prio): No longer static. Use op_code_prio.
10369 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
10370 Use op_prio and op_code_prio to determine if () should be
10371 printed around operand(s) or not.
10373 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
10374 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
10375 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
10376 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
10377 pp_character instead of pp_string for single letter printing.
10379 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10381 * doc/extend.texi: Fix '#pragma GCC option' typo.
10383 2009-01-02 Richard Guenther <rguenther@suse.de>
10385 * doc/install.texi (--enable-checking): Mention different
10386 default for stage1.
10387 (--enable-stage1-checking): Document.
10389 2009-01-01 Andrew Pinski <pinskia@gmail.com>
10391 PR middle-end/30142
10392 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
10393 case to be an error.
10395 2009-01-02 Ben Elliston <bje@au.ibm.com>
10397 * config/fp-bit.h (pack_d): Constify argument.
10398 * config/fp-bit.c (makenan): Constify return type. Remove casts.
10399 (isnan): Constify argument.
10401 (iszero): Likewise.
10402 (pack_d): Likewise.
10403 (_fpadd_parts): Constify return type.
10404 (_fpmul_parts): Likewise.
10405 (_fpdiv_parts): Likewise.
10407 2009-01-01 Jakub Jelinek <jakub@redhat.com>
10410 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
10411 warn about overwriting initializer with side-effects or
10412 -Woverride-init if !IMPLICIT.
10413 (output_init_element): Likewise. Pass IMPLICIT down to
10415 (process_init_element): Add IMPLICIT argument. Pass it down
10416 to output_init_element.
10417 (push_init_element, pop_init_level, set_designator): Adjust
10418 process_init_element callers.
10419 (set_nonincremental_init, set_nonincremental_init_from_string):
10420 Adjust add_pending_init callers.
10421 (output_pending_init_elements): Adjust output_init_element callers.
10422 * c-tree.h (process_init_element): Adjust prototype.
10423 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
10424 process_init_element callers.
10427 Copyright (C) 2009 Free Software Foundation, Inc.
10429 Copying and distribution of this file, with or without modification,
10430 are permitted in any medium without royalty provided the copyright
10431 notice and this notice are preserved.