1 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
3 * Makefile.in (OBJS-common): Add regcprop.o.
5 * timevar.def (TV_CPROP_REGISTERS): New.
6 * regrename.c (regrename_optimize): Return 0.
7 (rest_of_handle_regrename): Delete.
8 (pass_rename_registers): Point to regrename_optimize.
9 (struct value_data_entry, struct value_data,
10 kill_value_one_regno, kill_value_regno, kill_value,
11 set_value_regno, init_value_data, kill_clobbered_value,
12 kill_set_value, kill_autoinc_value, copy_value,
13 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
14 replace_oldest_value_reg, replace_oldest_value_addr,
15 replace_oldest_value_mem, copyprop_hardreg_forward_1,
16 debug_value_data, validate_value_data): Move...
17 * regcprop.c: ... here.
18 (rest_of_handle_cprop): Delete.
19 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
21 2009-05-07 Jakub Jelinek <jakub@redhat.com>
24 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
25 GEN_INT for 1 << bitnum.
26 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
29 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
31 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
32 Remove wrong description of "nand" functionality.
34 2009-05-06 Richard Guenther <rguenther@suse.de>
35 Adam Nemet <anemet@caviumnetworks.com>
37 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
38 comment. Add that if LHS is not a gimple register, then RHS1 has
39 to be a single object (GIMPLE_SINGLE_RHS).
41 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
43 * expr.c (get_def_for_expr): Move it up in the file.
44 (store_field): When expanding a bit-field store, look at the
45 defining gimple stmt for the masking conversion.
47 2009-05-06 Janis Johnson <janis187@us.ibm.com>
50 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
51 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
52 32-bit memcpy into long.
54 2009-05-06 Jakub Jelinek <jakub@redhat.com>
56 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
57 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
59 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
60 instead of appending DW_OP_deref*.
62 2009-05-06 Michael Matz <matz@suse.de>
65 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
66 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
68 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
70 * Makefile.in (install-plugin): Fix srcdir handling.
72 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
74 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
75 when processing for not_regs_needed bitmap.
76 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
77 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
80 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
82 * config/i386/i386.md (unnamed inc/dec peephole): Use
83 optimize_insn_for_size_p instead of optimize_size.
84 * config/i386/predicates.md (incdec_operand): Likewise.
85 (aligned_operand): Likewise.
86 * config/i386/sse.md (divv8sf3): Likewise.
87 (sqrtv8sf2): Likewise.
89 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
91 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
93 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
95 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
97 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
98 ssemodesuffixf2c with avxmodesuffixf2c.
100 2009-05-06 Joseph Myers <joseph@codesourcery.com>
103 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
105 2009-05-05 Jakub Jelinek <jakub@redhat.com>
107 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
108 (struct tree_base): Adjust spacing for 8 bit boundaries.
109 (struct tree_decl_common): Add decl_by_reference_flag bit.
110 (DECL_BY_REFERENCE): Adjust.
111 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
112 print DECL_BY_REFERENCE bit.
113 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
114 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
115 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
116 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
120 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
121 range of the type, but default label is missing, add it with one
122 of the existing labels instead of adding a new label for it.
124 2009-05-05 Joseph Myers <joseph@codesourcery.com>
128 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
130 * Makefile.in (enable_plugin, plugin_includedir): New.
131 (install): Depend on install-plugin.
132 (PLUGIN_HEADERS): New.
133 (install-plugin): New.
134 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
136 2009-05-05 Richard Guenther <rguenther@suse.de>
138 PR tree-optimization/40022
139 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
141 (phivn_valid_p): Fix tuplification error, simplify.
142 (phiprop_insert_phi): Add dumps.
143 (propagate_with_phi): Simplify.
145 2009-05-05 Richard Guenther <rguenther@suse.de>
148 * builtins.c (gimplify_va_arg_expr): Properly build the address.
150 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
152 * tree.h (strip_float_extensions): Remove duplicate declaration.
153 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
154 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
155 block_ultimate_origin): Rearrange the declarations line to match the
156 comment that indicates the .c file which the functions are defined.
157 (dwarf2out_*, set_decl_rtl): Add comment.
158 (get_base_address): Adjust comment.
159 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
160 declarations line and add comment.
161 (is_builtin_name): Add blank after function name, for clarity.
163 2009-05-04 Joseph Myers <joseph@codesourcery.com>
165 * attribs.c (decl_attributes): Use %qE for identifiers in
167 * cgraphunit.c (verify_cgraph_node): Translate function names to
168 locale character set in diagnostics.
169 * coverage.c (get_coverage_counts): Use %qE for identifiers in
171 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
172 Document that functions are named in UTF-8.
173 * expr.c (expand_expr_real_1): Translate function names to locale
174 character set in diagnostics.
175 * gimplify.c (omp_notice_variable, omp_is_private,
176 gimplify_scan_omp_clauses): Use %qE for identifiers in
178 * langhooks.c (lhd_print_error_function): Translate function names
179 to locale character set.
180 * langhooks.h (decl_printable_name): Document that return value is
181 in internal character set.
182 * stmt.c: Include pretty-print.h
183 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
185 (resolve_operand_name_1): Translate named operand name to locale
187 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
189 * toplev.c (announce_function): Translate function names to locale
191 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
192 (default_tree_printer): Use pp_identifier or translate identifiers
193 to locale character set. Mark "<anonymous>" for translation.
194 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
195 for identifiers in diagnostics.
196 * tree.c (handle_dll_attribute): Use %qE for identifiers in
198 * varasm.c (output_constructor): Use %qE for identifiers in
201 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
203 * configure.ac: use ` ` instead of $()
204 * configure: Regenerate.
206 2009-05-05 Ben Elliston <bje@au.ibm.com>
208 * config/pa/linux-atomic.c: Eliminate conditional include of
209 errno.h on non-LP64 systems to simplify build requirements.
211 2009-05-04 Joseph Myers <joseph@codesourcery.com>
213 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
215 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
216 and pass value to identifier_to_locale.
217 (warn_variable_length_array): Make name a tree.
218 (grokdeclarator): Separate diagnostic texts for named and unnamed
219 declarators. Use %qE for named declarators.
220 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
222 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
223 identifiers in diagnostics.
224 * c-typeck.c (push_member_name, start_init): Pass identifiers to
225 identifier_to_locale. Mark "anonymous" strings for translation.
227 2009-05-04 Michael Eager <eager@eagercon.com>
229 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
230 address for DImode/DFmode only if double-precision FP regs.
232 2009-05-04 Michael Eager <eager@eagercon.com>
234 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
235 TARGET_SINGLE_FLOAT check.
237 2009-05-04 Michael Eager <eager@eagercon.com>
239 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
241 2009-05-04 Michael Eager <eager@eagercon.com>
243 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
244 * config/rs6000/t-xilinx: New
246 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
248 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
249 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
250 * gcc/explow.c (memory_address): Use target hook.
251 * gcc/targhooks.c (default_legitimize_address): New.
252 * gcc/targhooks.h (default_legitimize_address): New.
253 * gcc/target.h (legitimize_address): New.
254 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
255 (TARGET_INITIALIZER): Include it.
256 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
258 * config/bfin/bfin-protos.h (legitimize_address): Remove.
259 * config/bfin/bfin.c (legitimize_address): Remove.
260 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
261 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
263 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
264 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
266 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
267 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
268 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
269 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
270 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
271 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
272 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
273 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
274 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
275 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
276 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
277 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
278 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
279 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
280 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
281 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
282 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
283 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
284 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
285 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
286 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
287 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
288 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
290 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
291 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
292 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
293 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
294 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
295 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
296 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
297 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
298 (thumb_legitimize_address): Delete.
299 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
300 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
301 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
302 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
303 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
304 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
306 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
309 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
310 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
311 * config/m32r/m32r.c (m32r_legitimize_address): New.
312 * config/m68k/m68k.c (m68k_legitimize_address): New.
313 * config/score/score.c (score_legitimize_address): Standardize.
314 * config/score/score3.c (score3_legitimize_address): Standardize.
315 * config/score/score3.h (score3_legitimize_address): Adjust.
316 * config/score/score7.c (score7_legitimize_address): Standardize.
317 * config/score/score7.h (score7_legitimize_address): Adjust.
318 * config/sh/sh.c (sh_legitimize_address): New.
319 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
321 * gcc/config/s390/s390.c (legitimize_address): Rename to...
322 (s390_legitimize_address): ... this.
323 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
324 (sparc_legitimize_address): ... this.
325 * gcc/config/i386/i386.c (legitimize_address): Rename to...
326 (ix86_legitimize_address): ... this.
327 * gcc/config/avr/avr.c (legitimize_address): Rename to...
328 (avr_legitimize_address): ... this.
329 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
330 (mn10300_legitimize_address): ... this.
331 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
332 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
333 (alpha_expand_mov): Adjust call.
335 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
336 * config/spu/spu.c (spu_legitimize_address): Likewise.
337 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
338 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
340 2009-05-04 Joseph Myers <joseph@codesourcery.com>
342 * intl.c (locale_encoding, locale_utf8): New.
343 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
344 * intl.h (locale_encoding, locale_utf8): Declare.
345 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
346 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
348 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
350 (pp_tree_identifier): Define to call pp_base_tree_identifier.
351 (pp_base_tree_identifier): Declare as function.
352 (identifier_to_locale): Declare.
353 * Makefile.in (pretty-print.o): Update dependencies.
354 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
356 2009-05-04 Richard Guenther <rguenther@suse.de>
359 * builtins.c (fold_builtin_memory_op): Do not decay to element
360 type if the size matches the whole array.
362 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
364 * expmed.c (synth_mult): When trying out a shift, pass the result
367 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
369 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
370 (shiftsub1_cost): New.
371 (init_expmed): Compute shiftsub1_cost.
372 (synth_mult): Optimize multiplications by constants of the form
373 -(2^^m-1) for some constant positive integer m.
375 2009-05-03 Richard Guenther <rguenther@suse.de>
378 * c-typeck.c (array_to_pointer_conversion): Do not built
379 ADDR_EXPRs of arrays of pointer-to-element type.
380 * c-gimplify.c (c_gimplify_expr): Revert change fixing
381 up wrong ADDR_EXPRs after-the-fact.
382 * c-common.c (strict_aliasing_warning): Strip pointer
383 conversions for obtaining the original type.
384 * builtins.c (fold_builtin_memset): Handle array types.
385 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
388 2009-05-03 Richard Guenther <rguenther@suse.de>
391 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
392 Do not lose casts from array types with unknown extent to array
393 types with known extent.
394 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
395 alias set compatibility.
397 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
399 * flags.h (extra_warnings): Delete.
400 * toplev.c (process_options): Handle Wuninitialized here.
401 * opts.c (extra_warnings): Delete.
402 (set_Wextra): Delete.
403 (common_handle_option): -Wextra can be handled automatically.
404 * c-opts.c (c_common_handle_option): Delete obsolete code.
405 (c_common_post_options): Simplify comment.
406 * common.opt (W): Add Var.
408 (Wuninitialized): Initialize to -1.
410 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
411 Richard Guenther <rguenther@suse.de>
413 * expr.c (get_def_for_expr): New function.
414 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
415 SSA rather than trees.
416 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
417 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
419 2009-05-03 Joseph Myers <joseph@codesourcery.com>
421 * c-common.c (reswords): Add _Imaginary.
422 * c-common.c (enum rid): Add RID_IMAGINARY.
424 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
426 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
427 Patch by Richard Guenther.
429 2009-05-03 Anatoly Sokolov <aesok@post.ru>
431 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
432 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
433 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
434 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
435 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
436 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
437 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
438 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
439 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
440 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
441 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
442 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
443 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
444 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
445 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
446 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
447 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
448 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
450 2009-05-02 Richard Guenther <rguenther@suse.de>
452 PR tree-optimization/39940
453 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
456 2009-05-02 Richard Guenther <rguenther@suse.de>
459 * tree-ssa.c (execute_update_addresses_taken): Properly check
460 if we can mark a variable DECL_GIMPLE_REG_P.
461 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
462 back to the end of the function.
463 (is_gimple_reg_type): Remove complex type special casing.
464 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
467 2009-05-02 Ben Elliston <bje@au.ibm.com>
469 * doc/collect2.texi (Collect2): Document search path behaviour
470 when configured with --with-ld.
472 2009-05-02 Jan Hubicka <jh@suse.cz>
474 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
475 parameter; update callers.
476 (coalesce_cost_edge): EH edges are costier because they needs
477 splitting even if not critical and even more costier when there are
478 multiple EH predecestors.
480 2009-05-02 Jan Hubicka <jh@suse.cz>
482 * except.c (remove_eh_handler_and_replace): Handle updating after
485 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
487 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
489 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
491 * varasm.c: Do not include c-pragma.h.
492 * attribs.c: Do not incude c-common.h.
494 2009-05-01 Michael Matz <matz@suse.de>
496 * calls.c (initialize_argument_information): Handle SSA names like
497 decls with a non MEM_P DECL_RTL.
499 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
501 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
502 * ipa-utils.c: Likewise.
503 * ipa-type-escape.c: Likewise.
504 * cgraphunit.c Do not include c-common.h.
505 * ipa-pure-const.c: Likewise.
506 * tree-if-conv.c: Likewise.
507 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
508 * ipa-struct-reorg.c: Likewise.
509 * tree-nomudflap.c: Likewise.
510 * tree-ssa-structalias.c: Likewise.
512 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
514 * store-motion.c: Many cleanups to make this pass a first-class
515 citizen instead of an appendix to gcse load motion. Add TODO list
516 to make this pass faster/cleaner/better.
518 (struct ls_expr): Post gcse.c-split cleanups.
519 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
520 "stores" field to "avail_stores".
521 (pre_ldst_mems): Rename to store_motion_mems.
522 (pre_ldst_table): Rename to store_motion_mems_table.
523 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
524 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
525 (ldst_entry): Rename to st_expr_entry, update users.
526 (free_ldst_entry): Rename to free_st_expr_entry, update users.
527 (free_ldst_mems): Rename to free_store_motion_mems, update users.
528 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
530 (first_ls_expr): Rename to first_st_expr, update users.
531 (next_ls_expr): Rename to next_st_expr, update users.
532 (print_ldst_list): Rename to print_store_motion_mems. Print names of
533 fields properly for store motion instead of names inherited from load
535 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
536 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
539 (ae_kill): Rename to st_kill, update users.
540 (ae_gen): Rename to st_avloc, update users.
541 (transp): Rename to st_transp, update users.
542 (pre_insert_map): Rename to st_insert_map, update users.
543 (pre_delete_map): Rename to st_delete_map, update users.
544 (insert_store, build_store_vectors, free_store_memory,
545 one_store_motion_pass): Update for abovementioned changes.
547 (gcse_subst_count, gcse_create_count): Remove.
548 (one_store_motion_pass): New statistics counters "n_stores_deleted"
549 and "n_stores_created", local variables.
551 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
554 (regvec, compute_store_table_current_insn): Remove.
555 (reg_set_info, reg_clear_last_set): Remove.
556 (compute_store_table): Use DF caches instead of local dataflow
559 2009-05-01 Joseph Myers <joseph@codesourcery.com>
561 * c-objc-common.c (c_tree_printer): Print identifiers with
562 pp_identifier, not pp_string. Mark "({anonymous})" for
564 * c-pretty-print.c (pp_c_ws_string): New.
565 (pp_c_cv_qualifier, pp_c_type_specifier,
566 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
567 pp_c_storage_class_specifier, pp_c_function_specifier,
568 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
569 pp_c_primary_expression, pp_c_postfix_expression,
570 pp_c_unary_expression, pp_c_shift_expression,
571 pp_c_relational_expression, pp_c_equality_expression,
572 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
573 use pp_string and pp_c_ws_string in place of pp_identifier and
574 pp_c_identifier for non-identifiers. Mark English strings for
576 * c-pretty-print.h (pp_c_ws_string): Declare.
578 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
579 Roland McGrath <roland@redhat.com>
581 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
582 (ENABLE_LD_BUILDID): New configuration option.
583 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
584 (LINK_BUILDID_SPEC): New macro.
585 (init_spec): If defined, prepend it between LINK_EH_SPEC and
587 * doc/install.texi: Document --enable-linker-build-id option.
588 * configure: Rebuild.
589 * config.in: Rebuild.
591 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
593 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
594 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
595 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
596 MIPS_GP_SAVE_AREA_SIZE.
597 * config/mips/mips.c (struct mips_frame_info): Update comment
598 before arg_pointer_offset and hard_frame_pointer_offset.
599 (mips_compute_frame_info): Update diagram before function: to
600 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
601 indicate the position of frame_pointer_rtx with -fstack-protector and
602 to show args_size. Don't allocate cprestore area for leaf functions
603 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
605 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
607 2009-04-30 Michael Matz <matz@suse.de>
609 PR tree-optimization/39955
610 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
612 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
614 * ira.c (setup_cover_and_important_classes): Use safe macro
615 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
617 * genpreds.c (write_tm_preds_h): Output suitable definition of
618 REG_CLASS_FOR_CONSTRAINT.
620 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
622 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
624 * bitmap.c (bitmap_descriptor): Likewise.
625 * ggc-common.c (loc_descriptor): Likewise.
626 * varray.c (varray_descriptor): Likewise.
627 * vec.c (vec_descriptor): Likewise.
629 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
631 * Makefile.in (dce.o): Add $(EXCEPT_H).
632 * dce.c: Include except.h and delete redundant vector definitions.
633 (deletable_insn_p): Return false for non-call insns that can throw
636 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
638 * gcse.c (ae_gen): Remove.
639 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
640 and make non-static function to make it available in store-motion.c.
641 Update call sites with search-and-replace.
642 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
643 extract_mentioned_regs, extract_mentioned_regs_helper,
644 find_moveable_store, compute_store_table, load_kills_store, find_loads,
645 store_killed_in_insn, store_killed_after, store_killed_before,
646 build_store_vectors, insert_insn_start_basic_block, insert-store,
647 remove_reachable_equiv_notes, replace_store_insn, delete_store,
648 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
649 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
650 * store-motion.c: ...new file. Also copy data structures from gcse.c
651 and clean up to remove parts not used by store motion.
652 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
653 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
655 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
658 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
659 when optimizing for size.
661 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
663 * gcse.c (gcse_constant_p): Fix typo in last change.
665 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
667 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
669 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
671 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
673 2009-04-29 James E. Wilson <wilson@codesourcery.com>
675 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
676 CONST_HIGH_PART result.
678 2009-04-29 Anatoly Sokolov <aesok@post.ru>
680 * config/avr/avr.c (initial_elimination_offset): Rename to
681 avr_initial_elimination_offset.
682 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
683 change return type to bool.
684 (avr_can_eliminate): New function.
685 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
686 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
687 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
688 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
689 avr_initial_elimination_offset.
690 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
691 (avr_initial_elimination_offset): Define.
693 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
694 Steven Bosscher <steven@gcc.gnu.org>
696 PR rtl-optimization/39938
697 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
698 * cfgrtl.c: Include insn-attr.h.
699 (rest_of_pass_free_cfg): New function.
700 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
701 * resource.c (init_resource_info): Remove call to df_analyze.
703 2009-04-29 Richard Guenther <rguenther@suse.de>
706 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
707 allow conversion to signed integers.
709 2009-04-29 Richard Guenther <rguenther@suse.de>
711 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
712 shifts of floating point vectors if the shift amount is
713 a constant multiple of the element size.
715 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
716 Michael Matz <matz@suse.de>
720 * tree-outof-ssa.c (emit_partition_copy): New function.
721 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
722 insert_part_to_rtx_on_edge): Perform the partition base var
723 copy using emit_partition_copy.
724 (insert_value_copy_on_edge): Convert constants to the right mode.
725 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
726 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
728 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
730 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
731 scan backwards to try to find a constant to initialize it.
733 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
734 insn before the loop_end instruction, don't look past labels.
736 2009-04-29 Richard Guenther <rguenther@suse.de>
739 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
740 loose type conversions.
741 (forward_propagate_addr_expr): Fix tuplification bug. Remove
742 stmts only if there are no uses of its definition.
744 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
746 * config/bfin/bfin.h (splitting_loops): Declare.
747 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
748 Reorder bit definitions to be ascending.
749 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
750 * config/bfin/bfin.c (splitting_loops): New variable.
751 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
752 (struct loop_info): Remove members INIT and LOOP_INIT.
753 (bfin_optimize_loop): Don't set them. Reorder the code that generates
754 the LSETUP sequence. Allow LC to be loaded from any register, but
755 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
756 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
758 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
762 * config/bfin/bfin.md (movsi_insn): Refine constraints.
764 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
766 * Makefile.in (PLUGIN_VERSION_H): New.
767 (OBJS-common): Remove plugin-version.o.
768 (plugin.o): Depend on (PLUGIN_VERSION_H).
769 (plugin-version.o): Remove.
770 * configure: Regenerate
771 * configure.ac: Create plugin-version.h.
772 * gcc-plugin.h (plugin_gcc_version): Remove.
773 (plugin_default_version_check): Change signature.
774 * plugin-version.c: Remove.
775 * plugin.c: Include plugin-version.h.
776 (str_plugin_gcc_version_name): Remove.
777 (try_init_one_plugin): Pass gcc version to plugin_init.
778 (plugin_default_version_check): Both gcc and plugin versions are now
781 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
783 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
784 problematic last insns. Test for TYPE_CALL rather than CALL_P.
785 Remove special case testing for last insn of inner loops. Don't fail
786 if the loop ends with a jump, emit an extra nop instead.
788 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
789 DREGS rather than comparing directly. Remove code that tries to
790 account for latencies.
792 2009-04-29 Richard Guenther <rguenther@suse.de>
794 PR tree-optimization/39941
795 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
796 eliminating an indirect call.
798 2009-04-29 Richard Guenther <rguenther@suse.de>
800 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
801 parameter. Allow invariants as base if !require_lvalue.
802 (verify_gimple_assign_single): Adjust.
804 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
806 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
807 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
808 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
809 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
810 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
812 * config/bfin/bfin.c (bfin_expand_builtin,
813 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
815 2009-04-28 Richard Guenther <rguenther@suse.de>
817 * tree-vect-loop.c (get_initial_def_for_induction): Use
818 correct types for pointer increment.
820 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
822 * toplev.c (print_version): Update GMP version string calculation.
824 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
826 PR rtl-optimization/39938
827 * resource.c (init_resource_info): Add call to df_analyze.
829 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
831 * config/alpha/alpha.md (usegp): Cast the result of
832 alpha_find_lo_sum_using_gp to enum attr_usegp.
833 * config/alpha/alpha.c (override_options): Remove end-of-structure
834 marker element from cpu_table. Use array size of cpu_table to handle
835 -mcpu and -mtune options.
836 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
838 2009-04-28 Joseph Myers <joseph@codesourcery.com>
840 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
841 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
843 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
845 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
846 * config/rs6000/option-defaults.h: ... here. New file.
847 (OPT_64, OPT_32): Define.
848 (MASK_64BIT): Define to 0 if not already defined.
849 (OPT_ARCH64, OPT_ARCH32): Define.
850 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
853 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
855 * config/arm/arm.c (arm_override_options): Emit error on using
858 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
860 PR rtl-optimization/39914
861 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
862 registers for allocnos created from user-defined variables only
865 2009-04-28 Richard Guenther <rguenther@suse.de>
868 * fold-const.c (fold_binary): Use distribute_real_division only
871 2009-04-28 Steve Ellcey <sje@cup.hp.com>
873 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
874 add hpux-stdint.h to tm_file.
875 (hppa[12]*-*-hpux11*): Ditto.
876 (ia64*-*-hpux*): Ditto.
877 * config/hpux-stdint.h: New.
878 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
879 __STDC_EXT__ for all compiles.
880 * config/pa/pa-hpux.h: Ditto.
881 * config/pa/pa-hpux10.h: Ditto.
882 * config/pa/pa-hpux11.h: Ditto.
884 2009-04-28 Catherine Moore <clm@codesourcery.com>
886 * debug.h (set_name): Add comment.
888 2009-04-28 Andrew Pinski <pinskia@gmail.com>
891 * config/darwin.c (machopic_gen_offset): Check
892 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
893 * config/arm/arm.c (require_pic_register): Likewise.
895 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
897 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
898 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
899 m32c_promote_prototypes): Delete.
901 2009-04-28 Michael Matz <matz@suse.de>
904 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
907 2009-04-28 Richard Guenther <rguenther@suse.de>
909 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
911 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
913 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
914 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
915 * config/arm/arm-tune.md: Regenerate.
917 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
919 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
920 block if there are complex incoming edges.
921 (sel_merge_blocks): Remove useless assert.
922 (sel_redirect_edge_and_branch): Check that edge was redirected.
923 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
924 (sel_find_rgns): Delete declaration.
925 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
926 the region when it is not a preheader.
928 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
931 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
933 2009-04-28 Richard Guenther <rguenther@suse.de>
935 * tree.h (SSA_NAME_VALUE): Remove.
936 (struct tree_ssa_name): Remove value_handle member.
937 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
938 array for jump threading.
939 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
941 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
942 * tree-flow.h (threadedge_initialize_values): Declare.
943 (threadedge_finalize_values): Likewise.
944 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
945 (SSA_NAME_VALUE): Define.
946 (threadedge_initialize_values): New function.
947 (threadedge_finalize_values): Likewise.
948 * tree-ssa-dom.c (ssa_name_values): New global variable.
949 (SSA_NAME_VALUE): Define.
950 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
952 2009-04-28 Ira Rosen <irar@il.ibm.com>
954 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
955 Use REPORT_VECTORIZED_LOCATIONS instead
956 REPORT_VECTORIZED_LOOPS.
957 * tree-vectorizer.c (vect_verbosity_level): Make static.
958 (vect_loop_location): Rename to vect_location.
959 (vect_set_verbosity_level): Update comment.
960 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
962 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
963 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
964 instead REPORT_UNVECTORIZED_LOOPS.
965 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
966 vect_loop_def to vect_external_def and vect_internal_def.
967 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
968 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
969 REPORT_UNVECTORIZED_LOCATIONS.
970 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
971 and vect_used_in_loop and to vect_unused_in_scope and
973 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
974 (vect_verbosity_level): Remove declaration.
975 (vect_analyze_operations): Likewise.
976 (vect_analyze_stmt): Declare.
977 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
978 REPORT_UNVECTORIZED_LOCATIONS.
979 (vect_get_loop_niters): Fix indentation.
980 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
981 (vect_analyze_loop_operations): New function.
982 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
983 vect_analyze_operations.
984 (vect_is_simple_reduction): Use new names.
985 (vectorizable_live_operation, vect_transform_loop): Likewise.
986 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
987 specify whether the data references can be a part of interleaving chain.
988 (vect_analyze_data_ref_dependence): Use new names.
989 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
990 (vect_create_addr_base_for_vector_ref): Remove redundant code.
991 * tree-vect-patterns.c (widened_name_p): Use new names.
992 (vect_recog_dot_prod_pattern): Likewise.
993 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
994 (process_use, vect_mark_stmts_to_be_vectorized,
995 vect_model_simple_cost, vect_model_store_cost,
996 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
997 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
998 vectorizable_operation, vectorizable_type_demotion,
999 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
1000 vectorizable_condition): Likewise.
1001 (vect_analyze_operations): Split into vect_analyze_loop_operations
1003 (vect_analyze_stmt): ... new function.
1004 (new_stmt_vec_info): Use new names.
1005 (vect_is_simple_use): Use new names and fix comment.
1006 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
1007 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
1009 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
1012 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
1013 and integer modes for x87 operands. Do not ICE for unsupported size,
1014 generate error instead. Generate error for unsupported operand types.
1015 ['z']: Do not handle HImode memory operands specially. Warning
1016 for floating-point operands. Fallthru to 'Z' for unsupported operand
1017 types. Do not ICE for unsupported size, generate error instead.
1018 (output_387_binary_op): Use %Z to output operands.
1019 (output_fp_compare): Ditto.
1020 (output_387_reg_move): Ditto.
1022 2009-04-28 Ben Elliston <bje@au.ibm.com>
1027 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1029 * builtins.c (c_strlen): Do not warn here.
1030 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
1031 * c-common.c (pointer_int_sum): Take an explicit location.
1032 Warn about offsets out of bounds.
1033 * c-common.h (pointer_int_sum): Adjust declaration.
1035 2009-04-27 Ian Lance Taylor <iant@google.com>
1037 * collect2.c (is_ctor_dtor): Change type of ret field in struct
1039 * dce.c (run_fast_df_dce): Change type of old_flags to int.
1040 * df-core.c (df_set_flags): Change return type to int. Change
1041 type of old_flags to int.
1042 (df_clear_flags): Likewise.
1043 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
1044 (df_get_conditional_uses): Likewise.
1045 * df.h (df_set_flags, df_clear_flags): Update declarations.
1046 * dwarf2out.c (struct indirect_string_node): Change type of form
1047 field to enum dwarf_form.
1048 (AT_string_form): Change return type to enum dwarf_form.
1049 * fixed-value.c (fixed_compare): Add cast to enum type.
1050 * fwprop.c (update_df): Change 0 to VOIDmode.
1051 * gensupport.c: Change 0 to UNKNOWN.
1052 * gimple.h (gimple_cond_code): Add cast to enum type.
1053 * haifa-sched.c (reemit_notes): Add cast to enum type.
1054 * hooks.c (hook_int_void_no_regs): Remove function.
1055 * hooks.h (hook_int_void_no_regs): Remove declaration.
1056 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
1057 * predict.c (combine_predictions_for_insn): Add casts to enum type.
1058 * real.c (real_arithmetic): Add cast to enum type.
1059 (real_compare): Likewise.
1060 * target.h (struct gcc_target): Change return type of
1061 branch_target_register_class to enum reg_class.
1062 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
1063 default_branch_target_register_class.
1064 * targhooks.c (default_branch_target_register_class): New function.
1065 * targhooks.h (default_branch_target_register_class): Declare.
1066 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
1067 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
1069 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
1071 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
1072 vect_uninitialized_def. Change 0 to ERROR_MARK.
1073 * tree-vect-stmts.c (supportable_widening_operation): Don't
1074 initialize icode1 and icode2.
1075 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
1076 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
1078 (cmn_err_flag_specs): Change 0 to STD_C89.
1079 (cmn_err_char_table): Likewise.
1080 * config/arm/arm.c (get_arm_condition_code): Change type of code
1081 to enum arm_cond_code.
1082 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
1083 (IWMMXT_BUILTIN2): Likewise.
1084 (neon_builtin_type_bits): Don't define typedef.
1085 (neon_builtin_datum): Change type of bits field to int.
1086 (arm_expand_neon_args): Add cast to enum type.
1087 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
1089 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
1091 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
1093 * config/mips/mips.md (jal_macro): Return enum constant.
1094 (single_insn): Likewise.
1095 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
1097 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1099 * config/s390/s390.c (s390_tune_flags): Change type to int.
1100 (s390_arch_flags): Likewise.
1101 (s390_handle_arch_option): Change flags field of struct pta to int.
1102 * config/s390/s390.h (s390_tune_flags): Update declaration.
1103 (s390_arch_flags): Likewise.
1104 * config/sh/sh.c (prepare_move_operands): Compare
1105 tls_symbolic_operand result with enum constant.
1106 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
1107 (sh_expand_prologue): Add cast to enum type.
1108 (sh_expand_epilogue): Likewise.
1109 (tls_symbolic_operand): Change return type to enum tls_model.
1110 (fpscr_set_from_mem): Add cast to enum type.
1111 (legitimize_pic_address): Compare tls_symbolic_operand result with
1113 (sh_target_reg_class): Change return type to enum reg_class.
1114 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
1116 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
1117 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
1118 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
1119 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
1120 (delayed_branch, tls_call_delay): Likewise.
1121 (eligible_for_sibcall_delay): Likewise.
1122 (eligible_for_return_delay): Likewise.
1123 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
1124 (spu_expand_builtin_1): Likewise.
1126 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
1127 for all types of conversions.
1128 (output_init_element): Issue -Wc++-compat warning if needed when
1129 initializing a bitfield with enum type.
1130 * c-parser.c (c_parser_expression): Set original_type to
1131 original_type of right hand operand of comman operator.
1133 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1135 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
1137 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
1138 * doc/cpp.texi (Standard Predefined Macros)
1139 (Implementation-defined behavior): Likewise.
1140 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
1141 * doc/gimple.texi (GIMPLE Exception Handling)
1142 (@code{GIMPLE_ASSIGN}): Likewise.
1143 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
1144 * doc/invoke.texi (Warning Options, Optimize Options)
1145 (AVR Options, Darwin Options): Likewise.
1146 (Optimize Options): Reformulate -fwhole-program description.
1147 * doc/loop.texi (Lambda): Likewise.
1148 * doc/md.texi (Output Template, Define Constraints)
1149 (Standard Names, Insn Splitting): Likewise.
1150 * doc/options.texi (Option properties): Likewise.
1151 * doc/passes.texi (Tree-SSA passes): Likewise.
1152 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
1153 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
1154 (File Names and DBX): Likewise.
1155 * doc/trouble.texi (Incompatibilities): Likewise.
1157 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1159 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
1160 instruction is correct.
1162 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1164 Allow non-constant arguments to conversion intrinsics.
1165 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
1166 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
1167 * spu.c (print_operand): Handle 'v' and 'w'.
1168 (exp2_immediate_p, spu_gen_exp2): Define.
1169 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
1170 spu_convtf_1): Update parameter descriptions.
1171 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
1172 * constraints.md ('v', 'w'): New.
1173 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
1175 (i2f, I2F): New define_mode_attr.
1176 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
1177 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
1178 fixuns_truncv4sfv4si2): Update to use mode attribute.
1179 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
1180 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
1181 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
1182 patterns for combine.
1184 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
1186 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
1187 (cprop, hoist, pre, store_motion): New debug counters.
1188 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
1189 is not an RTL pass anymore.
1190 (pass_profiling): Remove extern decl for pass removed in 2005.
1191 (pass_gcse, pass_jump_bypass): Remove.
1192 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
1193 to 0 for clean state.
1194 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
1195 * cse.c (gate_handle_cse_after_global_opts,
1196 rest_of_handle_cse_after_global_opts): New functions.
1197 (pass_cse_after_global_opts): New pass, does local CSE.
1198 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
1199 (TV_CPROP): New timevar.
1200 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
1201 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
1202 (gcse_main, recompute_all_luids): Remove.
1203 (compute_hash_table_work): Call max_reg_num instead of reading
1205 (cprop_jump): Don't set run_jump_opt_after_gcse.
1206 (constprop_register): Always allow to alter jumps.
1207 (cprop_insn): Likewise.
1208 (do_local_cprop): Likewise.
1209 (local_cprop_pass): Likewise. Return non-zero if something changed.
1210 (cprop): Remove function, fold interesting bits into one_cprop_pass.
1211 (find_implicit_sets): Add note about missed optimization opportunity.
1212 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
1213 pass_rtl_cprop execute function.
1214 Don't bother tracking the pass number, each pass gets its own dumpfile
1216 Always allow to alter jumpsand bypass jumps.
1217 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
1218 will just find no suitable set.
1219 (pre_edge_insert): Fix dumping, this function is for PRE only.
1220 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
1221 pass_rtl_pre execute function.
1222 (hoist_code): Return non-zero if something changed. Keep track of
1223 substitutions and insertions for statistics gathering similar to PRE.
1224 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
1225 called from the pass_rtl_hoist execute function. Show pass statistics.
1226 (compute_store_table): Use max_reg_num directly instead of using the
1227 formerly global max_gcse_regno.
1228 (build_store_vectors): Likewise.
1229 (replace_store_insn): Fix dumping.
1230 (store_motion): Rename to ...
1231 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
1232 pass, called from the pass_rtl_store_motion execute function. Keep
1233 track of substitutions and insertions for statistics gathering similar
1235 (bypass_jumps): Remove, fold interesting bits into ...
1236 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
1237 from the pass_rtl_cprop execute function.
1238 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
1239 pass_jump_bypass): Remove.
1240 (gate_handle_gcse, rest_of_handle_gcse): Remove.
1241 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
1242 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
1243 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
1244 (gate_rtl_store_motion, execute_rtl_store_motion,
1245 pass_rtl_store_motion): New.
1246 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
1247 make it clear that -fcse-skip-blocks is a no-op for backward compat.
1248 * passes.c (init_optimization_passes): Remove pass_gcse and
1249 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
1250 and cse_after_global_opts in place of pass_gcse. Schedule cprop
1251 instead of pass_jump_bypass.
1253 2009-04-27 Richard Guenther <rguenther@suse.de>
1256 * gimplify.c (gimplify_expr): If we are required to create
1257 a temporary make sure it ends up as register.
1259 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
1262 * config/i386/i386.c (construct_container): Don't call
1263 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
1264 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
1266 2009-04-27 Michael Matz <matz@suse.de>
1268 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
1269 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
1270 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
1271 (dump_replaceable_exprs): Take a bitmap.
1272 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
1274 (expand_gimple_basic_block): Likewise.
1275 * tree-ssa-ter.c (struct temp_expr_table_d): Make
1276 replaceable_expressions member a bitmap.
1277 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
1278 (mark_replaceable): Likewise.
1279 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
1280 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
1282 2009-04-27 Richard Guenther <rguenther@suse.de>
1284 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
1285 (verify_stmts): Dispatch to gimple/type verification code.
1286 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
1287 issue with call argument types.
1289 2009-04-27 Michael Matz <matz@suse.de>
1291 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
1292 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
1295 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
1296 Eric Botcazou <ebotcazou@adacore.com>
1298 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
1299 a label's basic block.
1300 (mark_target_live_regs): Tidy and rework obsolete comments.
1301 Change back DF problem to LIVE. If a label starts a basic block,
1302 assume that all registers that used to be live then still are.
1303 (init_resource_info): If a label starts a basic block, set its
1304 BLOCK_FOR_INSN accordingly.
1305 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
1307 2009-04-27 Richard Guenther <rguenther@suse.de>
1309 * tree-flow-inline.h (function_ann): Remove.
1310 (get_function_ann): Likewise.
1311 * tree-dfa.c (create_function_ann): Remove.
1312 * tree-flow.h (struct static_var_ann_d): Remove.
1313 (struct function_ann_d): Likewise.
1314 (union tree_ann_d): Remove fdecl member.
1315 (function_ann_t): Remove.
1316 (function_ann, get_function_ann, create_function_ann): Remove
1319 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
1321 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
1323 2009-04-27 Jan Hubicka <jh@suse.cz>
1325 * ipa-pure-const.c (struct funct_state_d): New fields
1326 state_previously_known, looping_previously_known; remove
1327 state_set_in_source.
1328 (analyze_function): Use new fields.
1329 (propagate): Avoid assumption that state_set_in_source imply
1332 * tree-ssa-loop-niter.c (finite_loop_p): New function.
1333 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
1334 * cfgloop.h (finite_loop_p): Declare.
1336 2009-04-26 Michael Matz <matz@suse.de>
1338 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
1340 2009-04-26 Michael Matz <matz@suse.de>
1342 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
1343 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
1344 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
1345 pass_mark_used_blocks): Remove.
1346 * tree-optimize.c (pass_free_datastructures,
1347 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
1348 * passes.c (init_optimization_passes): Don't call
1349 pass_mark_used_blocks, remove dead code.
1351 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
1353 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
1354 * tree-ssa-live.h (register_ssa_partition): Likewise.
1356 2009-04-26 Michael Matz <matz@suse.de>
1359 * builtins.c (fold_builtin_next_arg): Handle SSA names.
1360 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
1361 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
1363 (compare_pairs): Swap cost comparison.
1364 (coalesce_ssa_name): Don't use change_partition_var.
1365 * tree-nrv.c (struct nrv_data): Add modified member.
1366 (finalize_nrv_r): Set it.
1367 (tree_nrv): Use it to update statements.
1368 (pass_nrv): Require PROP_ssa.
1369 * tree-mudflap.c (mf_decl_cache_locals,
1370 mf_build_check_statement_for): Use make_rename_temp.
1371 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
1372 * alias.c (find_base_decl): Handle SSA names.
1373 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
1374 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
1375 * rtl.h (set_reg_attrs_for_parm): Declare.
1376 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
1377 to "optimized", remove unused locals at finish.
1378 (execute_free_datastructures): Make global, call
1379 delete_tree_cfg_annotations.
1380 (execute_free_cfg_annotations): Don't call
1381 delete_tree_cfg_annotations.
1383 * ssaexpand.h: New file.
1384 * expr.c (toplevel): Include ssaexpand.h.
1385 (expand_assignment): Handle SSA names the same as register variables.
1386 (expand_expr_real_1): Expand SSA names.
1387 * cfgexpand.c (toplevel): Include ssaexpand.h.
1388 (SA): New global variable.
1389 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
1390 (SSAVAR): New macro.
1391 (set_rtl): New helper function.
1392 (add_stack_var): Deal with SSA names, use set_rtl.
1393 (expand_one_stack_var_at): Likewise.
1394 (expand_one_stack_var): Deal with SSA names.
1395 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
1396 before unique numbers.
1397 (expand_stack_vars): Use set_rtl.
1398 (expand_one_var): Accept SSA names, add asserts for them, feed them
1399 to above subroutines.
1400 (expand_used_vars): Expand all partitions (without default defs),
1401 then only the local decls (ignoring those expanded already).
1402 (expand_gimple_cond): Remove edges when jumpif() expands an
1404 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
1405 or remove abnormal edges. Ignore insns setting the LHS of a TERed
1407 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
1408 members of SA; deal with PARM_DECL partitions here; expand
1409 all PHI nodes, free tree datastructures and SA. Commit instructions
1410 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
1411 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
1412 info and statements at start, collect garbage at finish.
1413 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
1414 (VAR_ANN_PARTITION) Remove.
1415 (change_partition_var): Don't declare.
1416 (partition_to_var): Always return SSA names.
1417 (var_to_partition): Only accept SSA names.
1418 (register_ssa_partition): Only check argument.
1419 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
1421 (delete_var_map): Don't free it.
1422 (var_union): Only accept SSA names, simplify.
1423 (partition_view_init): Mark only useful SSA names as used.
1424 (partition_view_fini): Only deal with SSA names.
1425 (change_partition_var): Remove.
1426 (dump_var_map): Use ssa_name instead of partition_to_var member.
1427 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
1429 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
1430 (struct _elim_graph): New member const_dests; nodes member vector of
1432 (set_location_for_edge): New static helper.
1433 (create_temp): Remove.
1434 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
1435 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
1436 (new_elim_graph): Allocate const_dests member.
1437 (clean_elim_graph): Truncate const_dests member.
1438 (delete_elim_graph): Free const_dests member.
1439 (elim_graph_size): Adapt to new type of nodes member.
1440 (elim_graph_add_node): Likewise.
1441 (eliminate_name): Likewise.
1442 (eliminate_build): Don't take basic block argument, deal only with
1443 partition numbers, not variables.
1444 (get_temp_reg): New static helper.
1445 (elim_create): Use it, deal with RTL temporaries instead of trees.
1446 (eliminate_phi): Adjust all calls to new signature.
1447 (assign_vars, replace_use_variable, replace_def_variable): Remove.
1448 (rewrite_trees): Only do checking.
1449 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
1450 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
1451 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
1452 contains_tree_r, MAX_STMTS_IN_LATCH,
1453 process_single_block_loop_latch, analyze_edges_for_bb,
1454 perform_edge_inserts): Remove.
1455 (expand_phi_nodes): New global function.
1456 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
1457 functions, initialize new parameter, remember partitions having a
1459 (finish_out_of_ssa): New global function.
1460 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
1461 don't reset in_ssa_p here, don't disable TER when mudflap.
1462 (pass_del_ssa): Remove.
1463 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
1465 (execute_free_datastructures): Declare.
1466 * Makefile.in (SSAEXPAND_H): New variable.
1467 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
1468 * basic-block.h (commit_one_edge_insertion): Declare.
1469 * passes.c (init_optimization_passes): Move pass_nrv and
1470 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
1471 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
1472 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
1473 (redirect_branch_edge): Deal with super block when expanding, split
1474 out jump patching itself into ...
1475 (patch_jump_insn): ... here, new static helper.
1477 2009-04-26 Michael Matz <matz@suse.de>
1479 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
1480 beyond num_ssa_names.
1481 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
1482 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
1484 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1487 * fwprop.c (forward_propagate_asm): New function.
1488 (forward_propagate_and_simplify): Propagate also into __asm, if it
1489 doesn't increase the number of referenced registers.
1492 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
1494 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1496 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
1497 note_nonlocal_vla_type for nonlocal VLAs.
1498 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
1499 contains_remapped_vars, remap_vla_decls): New functions.
1500 (convert_nonlocal_reference_stmt): If not optimizing, call
1501 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
1502 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
1503 if it wasn't found in var_map.
1504 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
1505 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
1506 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
1508 * gimplify.c (nonlocal_vlas): New variable.
1509 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
1511 (gimplify_body): Create and destroy nonlocal_vlas.
1513 * dwarf2out.c (loc_descr_plus_const): New function.
1514 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
1515 mem_loc_descriptor, loc_descriptor_from_tree_1,
1516 descr_info_loc, gen_variable_die): Use it.
1518 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
1519 !TREE_STATIC VAR_DECLs.
1520 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
1521 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
1522 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
1523 DECL_BY_REFERENCE is valid.
1524 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
1525 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
1526 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
1527 Copy DECL_BY_REFERENCE.
1528 (struct nesting_copy_body_data): New type.
1529 (nesting_copy_decl): New function.
1530 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
1531 if they have variable length.
1533 2009-04-26 Michael Matz <matz@suse.de>
1535 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
1536 mark new temporaries for renaming.
1538 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1541 * c-decl.c (global_bindings_p): Return negative value.
1542 (c_variable_size): New. Based on variable_size from
1544 (grokdeclarator): Call c_variable_size not variable_size.
1546 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
1548 * config/i386/i386.c (print_operand) ['z']: Fix typo.
1550 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
1552 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
1553 Redefine it to just use mingw/include.
1554 (ASM_SPEC): Rules for -m32 and -m64.
1555 (LINK_SPEC): Use Likewise.
1556 (SPEC_32): New define.
1557 (SPEC_64): Likewise.
1558 (SUB_LINK_SPEC): Likewise.
1559 (MULTILIB_DEFAULTS): New define.
1560 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
1561 Add multilib options.
1562 (MULTILIB_DIRNAMES): Likewise.
1563 (MULTILIB_OSDIRNAMES): Likewise.
1565 (INSTALL_LIBGCC): Likewise.
1567 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1570 * c-tree.h (enum c_inline_static_type): New.
1571 (record_inline_static): Declare.
1572 * c-decl.c (struct c_inline_static, c_inline_statics,
1573 record_inline_static, check_inline_statics): New.
1574 (pop_file_scope): Call check_inline_statics.
1575 (start_decl): Call record_inline_static instead of pedwarning
1576 directly for static in inline function.
1577 * c-typeck.c (build_external_ref): Call record_inline_static
1578 instead of pedwarning directly for static referenced in inline
1581 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
1583 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
1584 not new but only being rescanned.
1585 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
1586 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
1587 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
1588 record_set_info, compute_set, grealloc): Remove.
1589 (recompute_all_luids): New function.
1590 (gcse_main): Don't compute sets, and don't do related memory
1591 allocations/free-ing. If something changed before the end of the
1592 pass, update LUIDs using recompute_all_luids.
1593 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
1594 (free_gcse_mem): Don't free it either.
1595 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
1596 Use the df insn LUIDs.
1597 (load_killed_in_block): Likewise.
1598 (compute_hash_table_work): Don't compute reg_set_in_block.
1599 (compute_transp): Use DF_REG_DEF_CHAINs.
1600 (local_cprop_pass): Don't use compute_sets and related functions.
1601 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
1602 Use get_max_uid() instead of max_cuid.
1603 (insert_insn_end_basic_block, pre_insert_copy_insn,
1604 update_ld_motion_stores): Don't try to
1605 keep reg_set tables up to date.
1606 (pre_insert_copies): Use df insn LUIDs.
1607 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
1608 (reg_set_info): Don't use extra bitmap argument.
1609 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
1610 information to compute regs_set_in_block.
1611 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
1612 (bypass_jumps): Don't use compute_sets and friends.
1614 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1617 * opts.c (undocumented_msg): Do not leave blank even with
1620 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1622 * c-decl.c (build_enumerator): Allow values folding to integer
1623 constants but not integer constant expressions with a pedwarn if
1626 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1629 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
1630 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
1631 type is an integer constant.
1633 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1636 * config/i386/i386.c (print_operand) ['z']: Revert handling of
1639 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1642 * c-decl.c (grokdeclarator): Diagnose declarations of functions
1643 with variably modified return type and no storage class
1644 specifiers, except for the case of nested functions. Distinguish
1645 extern declarations of functions with variably modified return
1646 types from those of objects with variably modified types.
1648 2009-04-25 Jan Hubicka <jh@suse.cz>
1650 * tree.c (list_equal_p): New function.
1651 * tree.h (list_equal_p): Declare.
1652 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1653 basic_block_def, basic_block, const_basic_block): New.
1654 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
1655 (redirect_eh_edge): New function.
1656 (make_eh_edge_update_phi): EH edges are not abnormal.
1657 * except.c: Include tree-flow.h.
1658 (list_match): New function.
1659 (eh_region_replaceable_by_p): New function.
1660 (replace_region): New function.
1661 (hash_type_list): New function.
1662 (hash_eh_region): New function.
1663 (eh_regions_equal_p): New function.
1664 (merge_peers): New function.
1665 (remove_unreachable_regions): Verify EH tree when checking;
1667 (copy_eh_region_1): New function.
1668 (copy_eh_region): New function.
1669 (push_reachable_handler): New function.
1670 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
1671 regions without label but with live RESX.
1672 * except.h (redirect_eh_edge_to_label): New.
1673 * tree-flow.h (redirect_eh_edge): New.
1674 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1675 basic_block_def, basic_block, const_basic_block): Remove.
1676 * Makefile.in (except.o): Add dependency on tree-flow.h
1677 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
1678 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
1681 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
1684 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
1685 on the destination of memcpy.
1687 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
1689 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
1690 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
1691 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
1693 2009-04-25 Jan Hubicka <jh@suse.cz>
1695 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
1696 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
1697 to be reached by different label than left.
1698 (update_eh_edges): Update comment; remove edge_to_remove if possible
1699 and return true if suceeded.
1700 (cleanup_empty_eh): Accept sharing map; handle shared regions.
1701 (cleanup_eh): Compute sharing map.
1702 * except.c (remove_eh_handler_and_replace): Add argument if we should
1704 (remove_unreachable_regions): Update for label sharing.
1705 (label_to_region_map): Likewise.
1706 (get_next_region_sharing_label): New function.
1707 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
1709 (remove_eh_handler): Update.
1710 (remove_eh_region_and_replace_by_outer_of): New function.
1711 * except.h (struct eh_region): Add next_region_sharing_label.
1712 (remove_eh_region_and_replace_by_outer_of,
1713 get_next_region_sharing_label): Declare.
1714 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
1716 2009-04-25 Jan Hubicka <jh@suse.cz>
1718 * tree-cfg.c (split_critical_edges): Split also edges where we can't
1719 insert code even if they are not critical.
1721 2009-04-25 Jan Hubicka <jh@suse.cz>
1723 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1724 (gimple_can_remove_branch_p): EH edges won't remove branch by
1726 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
1727 updating of non-abnormal EH edges.
1728 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1729 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
1730 (split_critical_edges): Split also edges where emitting code on them
1731 will lead to splitting later.
1733 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1734 H.J. Lu <hongjiu.lu@intel.com>
1737 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
1738 the configured assembler supports fildq and fistpq mnemonics.
1739 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
1740 * configure: Regenerated.
1743 * config/i386/i386.c (print_operand): Handle 'Z'.
1744 ['z']: Remove handling of special fild/fist suffixes.
1745 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
1746 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
1747 suffix of fild insn.
1748 (*floatsi<mode>2_vector_mixed): Ditto.
1749 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
1750 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
1751 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1752 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
1753 * config/i386/gas.h (GAS_MNEMONICS): Remove.
1755 2009-04-25 Ben Elliston <bje@au.ibm.com>
1757 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
1758 the source of a set operation.
1760 2009-04-25 Anatoly Sokolov <aesok@post.ru>
1762 * target.h (struct gcc_target): Add case_values_threshold field.
1763 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
1764 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
1765 * targhooks.c (default_case_values_threshold): New function.
1766 * targhooks.h (default_case_values_threshold): Declare function.
1767 * stmt.c (expand_case): Use case_values_threshold target hook.
1768 * expr.h (case_values_threshold): Remove declartation.
1769 * expr.c (case_values_threshold): Remove function.
1770 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
1772 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
1773 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1774 (avr_case_values_threshold): Declare as static.
1775 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
1777 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
1778 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1779 (mn10300_case_values_threshold): New function.
1781 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1783 * ira.c (setup_cover_and_important_classes): Add enum cast.
1785 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
1787 * genpreds.c (write_enum_constraint_num): Output definition of
1788 CONSTRAINT_NUM_DEFINED_P macro.
1789 * ira.c (setup_cover_and_important_classes): Use
1790 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
1792 2009-04-24 DJ Delorie <dj@redhat.com>
1794 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
1795 __SH2A_SINGLE_ONLY__ also.
1797 2009-04-24 Steve Ellcey <sje@cup.hp.com>
1799 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
1800 (movdf_internal): Ditto.
1801 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
1802 SFmode and DFmode constants.
1803 (ia64_print_operand): Add 'G' format for printing
1804 floating point constants.
1806 2009-04-24 Richard Guenther <rguenther@suse.de>
1808 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
1809 from unsigned additions.
1811 2009-04-24 Joseph Myers <joseph@codesourcery.com>
1813 * c-typeck.c (set_init_index): Allow array designators that are
1814 not integer constant expressions with a pedwarn if pedantic.
1816 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1818 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
1819 zero if no overlap in nonzero bits between the operands.
1821 2009-04-24 Ian Lance Taylor <iant@google.com>
1823 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
1824 (record_dead_and_set_regs): Likewise.
1825 * df.h (struct df_mw_hardreg): Change flags field to int.
1826 (struct df_base_ref): Likewise.
1827 (struct df): Change changeable_flags field to int.
1828 * df-scan.c (df_defs_record): Change clobber_flags to int.
1829 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
1830 constants rather than #define macros.
1831 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
1832 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
1833 (enum dwarf_calling_convention): Likewise.
1834 (enum dwarf_line_number_x_ops): Likewise.
1835 (enum dwarf_call_frame_info): Likewise.
1836 (enum dwarf_source_language): Likewise.
1837 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
1838 (add_calling_convention_attribute): Likewise.
1839 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
1840 (combine_comparisons): Change compcode to int. Add cast to enum type.
1841 * genrecog.c (maybe_both_true_2): Change c to int.
1842 (write_switch): Likewise. Add cast to enum type.
1843 * gimplify.c (gimplify_omp_for): Handle return values from
1844 gimplify_expr using MIN rather than bitwise or.
1845 (gimplify_expr): Add cast to enum type.
1846 * ipa-prop.c (update_jump_functions_after_inlining): Change
1847 IPA_BOTTOM to IPA_JF_UNKNOWN.
1848 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
1849 Add casts to enum type.
1850 (setup_cover_and_important_classes): Change cl to int. Add casts
1852 (setup_class_translate): Change cl and mode to int.
1853 (ira_init_once): Change mode to int.
1854 (free_register_move_costs): Likewise.
1855 (setup_prohibited_mode_move_regs): Add casts to enum type.
1856 * langhooks.c (add_builtin_function_common): Rework assertion that
1857 value fits bitfield.
1858 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
1859 * omega.c (omega_do_elimination): Avoid math on enum types.
1860 * optabs.c (expand_vec_shift_expr): Remove casts to int.
1861 * opts.c (set_debug_level): Change 2 to enum constant. Use new
1862 int local to handle integral_argment value.
1863 * regmove.c (try_auto_increment): Change PUT_MODE to
1865 * reload.c (push_secondary_reload): Add casts to enum type.
1866 (secondary_reload_class, find_valid_class): Likewise.
1867 * reload1.c (emit_input_reload_insns): Likewise.
1868 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
1869 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
1870 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
1872 * tree.c (build_common_builtin_nodes): Add casts to enum type.
1873 * tree-complex.c (complex_lattice_t): Typedef to int rather than
1875 (expand_complex_libcall): Add casts to enum type.
1876 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
1877 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
1878 with ERROR_MARK, not NUM_TREE_CODES.
1879 (vect_create_epilog_for_reduction): Likewise.
1880 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
1881 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
1882 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
1884 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
1885 vect_unused_in_loop. Change 0 to loop_vect.
1886 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
1887 * var-tracking.c (get_init_value): Change return type to enum
1889 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
1890 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
1892 (arm_override_options): Add casts to enum type.
1893 (arm_emit_tls_decoration): Likewise.
1894 * config/i386/i386.c (ix86_function_specific_restore): Add casts
1896 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
1897 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
1898 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
1900 * config/s390/s390.c (code_for_builtin_64): Change to array of
1902 (code_for_builtin_31): Likewise.
1903 (s390_expand_builtin): Change code_for_builtin to enum insn_code
1905 * config/sparc/sparc.c (sparc_override_options): Change value
1906 field in struct code_model to enum cmodel. In initializer change
1907 0 to NULL and add cast to enum type.
1909 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1910 Change all callers. Issue a -Wc++-compat warning using
1911 lhs_origtype if necessary.
1912 (convert_for_assignment): Issue -Wc++-compat warnings about
1913 invalid conversions to enum type on assignment.
1914 * c-common.h (build_modify_expr): Update declaration.
1916 2009-04-24 Nick Clifton <nickc@redhat.com>
1918 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1919 (function_arg_advance): Likewise.
1920 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1923 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1925 * config/s390/constraints.md ('I', 'J'): Fix condition.
1927 2009-04-24 Diego Novillo <dnovillo@google.com>
1929 * gengtype-parse.c (parse_error): Add newline after message.
1931 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1933 * config/i386/sse.md (avxmodesuffixs): Removed.
1934 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1935 (*avx_pinsr<ssevecsize>): This.
1937 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1939 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1940 follow chains of regs with a single definition, and allow expressions
1941 that are function_invariant_p.
1942 (simple_rhs_p): Allow expressions that are function_invariant_p.
1944 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1947 * fold-const.c (fold_cond_expr_with_comparison): When folding
1948 > and >= to MAX, make sure the MAX uses the same type as the
1949 comparison's operands.
1951 2009-04-24 Nick Clifton <nickc@redhat.com>
1953 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1954 addressing for DImode accesses.
1955 (frv_print_operand_address): Handle PLUS case.
1956 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1958 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1960 PR rtl-optimization/39794
1961 * alias.c (canon_true_dependence): Add x_addr argument.
1962 * rtl.h (canon_true_dependence): Adjust prototype.
1963 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1964 * cselib.c (cselib_invalidate_mem): Likewise.
1965 * gcse.c (compute_transp): Likewise.
1966 * dse.c (scan_reads_nospill): Likewise.
1967 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1968 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1969 canon_base_addr of the group, plus optional offset.
1970 (struct group_info): Rename canon_base_mem to
1972 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1973 canon_rtx of base_mem.
1975 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1977 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1978 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1980 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1982 * config/spu/spu-builtins.h: Delete file.
1984 * config/spu/spu.h (enum spu_builtin_type): Move here from
1986 (struct spu_builtin_description): Likewise. Add GTY marker.
1987 Do not use enum spu_function_code or enum insn_code.
1988 (spu_builtins): Add extern declaration.
1990 * config/spu/spu.c: Do not include "spu-builtins.h".
1991 (enum spu_function_code, enum spu_builtin_type_index,
1992 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1993 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1994 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1995 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1996 (spu_builtin_types): Make static. Add GTY marker.
1997 (spu_builtins): Add extern declaration with GTY marker.
2000 * config/spu/spu-c.c: Do not include "spu-builtins.h".
2001 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
2002 Check programmatically whether all parameters are scalar.
2004 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
2006 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
2008 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
2009 assignment from the constructor either if the target is volatile.
2011 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
2013 * config/arm/arm.md (insv): Do not share operands[0].
2015 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
2017 * config/vxlib-tls.c (active_tls_threads): Delete.
2018 (delete_hook_installed): New.
2019 (tls_delete_hook): Don't delete the delete hook.
2020 (tls_destructor): Delete it here.
2021 (__gthread_set_specific): Adjust installing the delete hook.
2022 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
2023 __gthread_leave_tsd_dtor_context.
2025 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
2027 * c-format.c (gcc_tdiag_char_table): Add support for %E.
2029 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
2031 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
2033 (alpha_rtx_costs): Ditto.
2034 (emit_unlikely_jump): Use add_reg_note.
2035 (emit_frame_store_1): Ditto.
2036 (alpha_expand_prologue): Ditto.
2037 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2038 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
2040 2009-04-23 Nick Clifton <nickc@redhat.com>
2042 * config/v850/v850.md (epilogue): Remove suppressed code.
2043 (return): Rename to return_simple and remove test of frame size.
2044 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
2045 to gen_return_simple.
2047 2009-04-22 Jing Yu <jingyu@google.com>
2050 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
2052 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2055 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
2056 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
2057 value is a VECTOR_CST, the element type is the element type of the
2060 2009-04-22 DJ Delorie <dj@redhat.com>
2062 * config/m32c/m32c.h: Update GTY annotations to new syntax.
2064 2009-04-22 Jakub Jelinek <jakub@redhat.com>
2066 * alias.c (find_base_term): Move around LO_SUM case, so that
2067 CONST falls through into PLUS/MINUS handling.
2070 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
2071 into 0, use omit_one_operand.
2073 2009-04-23 Ben Elliston <bje@au.ibm.com>
2075 * config/rs6000/linux-unwind.h (get_regs): Remove type
2076 puns. Change the type of `pc' to an array of unsigned ints and
2077 update all users. Constify frame24.
2079 2009-04-22 DJ Delorie <dj@redhat.com>
2081 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
2082 declarations before code.
2083 (current_function_special_page_vector): Likewise.
2084 (m32c_expand_insv): Silence a warning.
2086 2009-04-21 Taras Glek <tglek@mozilla.com>
2088 * alias.c: Update GTY annotations to new syntax.
2089 * basic-block.h: Likewise.
2090 * bitmap.h: Likewise.
2091 * c-common.h: Likewise.
2092 * c-decl.c: Likewise.
2093 * c-parser.c: Likewise.
2094 * c-pragma.c: Likewise.
2095 * c-tree.h: Likewise.
2096 * cfgloop.h: Likewise.
2097 * cgraph.h: Likewise.
2098 * config/alpha/alpha.c: Likewise.
2099 * config/arm/arm.h: Likewise.
2100 * config/avr/avr.h: Likewise.
2101 * config/bfin/bfin.c: Likewise.
2102 * config/cris/cris.c: Likewise.
2103 * config/darwin.c: Likewise.
2104 * config/frv/frv.c: Likewise.
2105 * config/i386/i386.c: Likewise.
2106 * config/i386/i386.h: Likewise.
2107 * config/i386/winnt.c: Likewise.
2108 * config/ia64/ia64.h: Likewise.
2109 * config/iq2000/iq2000.c: Likewise.
2110 * config/mips/mips.c: Likewise.
2111 * config/mmix/mmix.h: Likewise.
2112 * config/pa/pa.c: Likewise.
2113 * config/pa/pa.h: Likewise.
2114 * config/rs6000/rs6000.c: Likewise.
2115 * config/s390/s390.c: Likewise.
2116 * config/sparc/sparc.c: Likewise.
2117 * config/xtensa/xtensa.c: Likewise.
2118 * cselib.h: Likewise.
2119 * dbxout.c: Likewise.
2120 * dwarf2out.c: Likewise.
2121 * except.c: Likewise.
2122 * except.h: Likewise.
2123 * fixed-value.h: Likewise.
2124 * function.c: Likewise.
2125 * function.h: Likewise.
2126 * gimple.h: Likewise.
2127 * integrate.c: Likewise.
2128 * optabs.c: Likewise.
2129 * output.h: Likewise.
2132 * stringpool.c: Likewise.
2133 * tree-data-ref.c: Likewise.
2134 * tree-flow.h: Likewise.
2135 * tree-scalar-evolution.c: Likewise.
2136 * tree-ssa-address.c: Likewise.
2137 * tree-ssa-alias.h: Likewise.
2138 * tree-ssa-operands.h: Likewise.
2141 * varasm.c: Likewise.
2142 * varray.h: Likewise.
2144 * coretypes.h: Do not define GTY macro if it is already defined.
2145 * doc/gty.texi: Update GTY documentation to new syntax.
2146 * gengtype-lex.l: Enforce attribute-like syntax for GTY
2147 annotations on structs.
2148 * gengtype-parse.c: Likewise.
2150 2009-04-22 Mark Heffernan <meheff@google.com>
2152 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
2154 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
2156 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
2159 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
2161 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
2162 the same as a PLUS without a shift. Increase the cost of a
2165 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2167 * Makefile.in: Update dependencies.
2168 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
2169 * errors.h: Remove bogus comment about compatibility.
2170 (warning): Update declaration.
2171 * genautomata.c: Update all calls to warning.
2172 * gimple.c: Do not include errors.h. Include toplev.h.
2173 * tree-ssa-structalias.c: Do not include errors.h.
2174 * omega.c: Likewise.
2175 * tree-ssa-reassoc.c: Likewise.
2176 * config/spu/spu-c.c: Likewise.
2177 * config/spu/t-spu-elf: Update dependencies.
2179 2009-04-22 Richard Guenther <rguenther@suse.de>
2181 PR tree-optimization/39824
2182 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
2183 make sure the types are compatible.
2185 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2188 * c-common.c (c_parse_error): Take a token_flags parameter.
2189 Use token_type for the token type instead.
2190 Pass token_flags to cpp_type2name.
2191 * c-common.h (c_parse_error): Update declaration.
2192 * c-parser.c (c_parser_error): Pass 0 as token flags.
2194 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
2196 PR rtl-optimization/39580
2197 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
2199 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2201 * function.c (expand_function_end): Do not emit a jump to the "naked"
2202 return label for fall-through returns.
2203 * except.c (sjlj_emit_function_exit): Always place the call to the
2204 unregister function at the location installed by expand_function_end.
2206 2009-04-22 Richard Guenther <rguenther@suse.de>
2208 PR tree-optimization/39845
2209 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
2210 (gen_inbound_check): Likewise.
2212 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
2214 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
2216 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
2217 * config/vxlib.c (__gthread_once): Add race guard for PPC.
2219 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
2221 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
2222 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
2223 shift counts to avoid out-of-bounds array accesses.
2225 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
2227 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
2228 (Pmode): Move above.
2230 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
2232 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
2233 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
2234 GET_CODE macro. Use IN_RANGE macro where appropriate.
2235 * config/alpha/alpha.h: Ditto.
2236 * config/alpha/alpha.md: Ditto.
2237 * config/alpha/constraints.md: Ditto.
2238 * config/alpha/predicates.md: Ditto.
2240 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
2242 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
2243 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2244 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2245 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2246 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2247 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2248 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2249 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2250 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2251 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2252 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2253 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2254 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2255 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2256 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2257 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2258 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2259 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2260 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2261 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2262 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2263 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2264 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2265 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2266 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2267 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2268 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2270 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2272 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
2273 references from comments.
2274 * cfgbuild.c: (count_basic_blocks): Delete.
2275 (find_basic_blocks_1): Delete.
2276 (find_basic_blocks): Delete.
2277 * except.c (finish_eh_generation): Make static. Move comment from
2278 except.h here. Remove find_basic_blocks references from comments.
2279 * except.h (finish_eh_generation): Delete.
2280 * basic-block.h (find_basic_blocks): Delete.
2281 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
2283 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
2285 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
2286 (sdbout_parms): Likewise.
2288 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
2290 * config/sh/sh.c (prepare_cbranch_operands): Use
2291 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
2292 (expand_cbranchdi4): Likewise.
2293 (from_compare): Add cast to enum type.
2294 (expand_cbranchsi4): Use add_reg_note.
2295 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
2296 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
2297 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
2298 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2299 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
2300 instead of CODE_FOR_nothing.
2301 (cbranchdi4): Likewise. Fix the order of arguments for
2303 (push_fpscr): Use add_reg_note.
2304 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
2305 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
2307 2009-04-21 Joseph Myers <joseph@codesourcery.com>
2309 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
2310 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
2311 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
2312 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
2313 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
2314 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
2315 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
2316 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
2317 config/alpha/x-vms, config/arc/t-arc,
2318 config/arm/README-interworking, config/arm/arm-c.c,
2319 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
2320 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
2321 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
2322 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
2323 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
2324 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
2325 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
2326 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
2327 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
2328 config/cris/t-elfmulti, config/crx/t-crx,
2329 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
2330 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
2331 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
2332 config/h8300/t-h8300, config/i386/athlon.md,
2333 config/i386/darwin-libgcc.10.4.ver,
2334 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
2335 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
2336 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
2337 config/i386/t-linux64, config/i386/t-nwld,
2338 config/i386/t-rtems-i386, config/i386/t-sol2-10,
2339 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
2340 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
2341 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
2342 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
2343 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
2344 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
2345 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
2346 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
2347 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
2348 config/m68k/t-uclinux, config/mcore/t-mcore,
2349 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
2350 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
2351 config/mips/crtn.asm, config/mips/irix-crti.asm,
2352 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
2353 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
2354 config/mips/mips-fixed.md, config/mips/sb1.md,
2355 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
2356 config/mips/t-iris6, config/mips/t-isa3264,
2357 config/mips/t-libgcc-mips16, config/mips/t-linux64,
2358 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
2359 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
2360 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
2361 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
2362 config/mn10300/t-linux, config/mn10300/t-mn10300,
2363 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
2364 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
2365 config/picochip/libgccExtras/clzsi2.asm,
2366 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
2367 config/rs6000/darwin-libgcc.10.4.ver,
2368 config/rs6000/darwin-libgcc.10.5.ver,
2369 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
2370 config/rs6000/t-aix43, config/rs6000/t-aix52,
2371 config/rs6000/t-darwin, config/rs6000/t-fprules,
2372 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
2373 config/rs6000/t-lynx, config/rs6000/t-netbsd,
2374 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
2375 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
2376 config/rs6000/t-rtems, config/rs6000/t-spe,
2377 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
2378 config/score/t-score-elf, config/sh/divcost-analysis,
2379 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
2380 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
2381 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
2382 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
2383 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
2384 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
2385 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
2386 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
2387 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
2388 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
2389 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
2390 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
2391 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
2392 limitx.h, version.c, xcoff.h: Add copyright and license notices.
2393 * config/h8300/genmova.sh: Include copyright and license notices
2394 in generated output.
2395 * config/h8300/mova.md: Regenerate.
2396 * doc/install.texi2html: Include word "Copyright" in copyright
2397 notice and use name "Free Software Foundation, Inc.".
2398 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
2399 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
2400 ChangeLog-2007, ChangeLog-2008: Correct dates.
2402 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
2404 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
2405 NE_EXPR operations as well.
2406 * c-parser.c (c_parser_condition): Do not set location information on
2408 (c_parser_conditional_expression): Likewise.
2409 (c_parser_binary_expression): Set location information on operators.
2410 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
2411 TRUTH_NOT_EXPR has been folded.
2412 * fold-const.c (fold_truth_not_expr): Copy location information from
2413 the incoming expression to the outgoing one.
2414 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
2415 recursive calls on the LHS of the operator but pass that of the
2416 operator to recursive calls on the RHS of the operator. Set it
2418 (shortcut_cond_expr): Set the locus of the operator on the second
2419 COND_EXPR and that of the expression on the first in degenerate cases.
2420 Pass the locus of the expression to calls to shortcut_cond_r.
2421 Set the locus of the 'then' block on the associated jump, if any.
2422 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
2423 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
2424 expression to call to gimplify_boolean_expr.
2426 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
2428 * config.gcc: Add additional configuration for
2429 i686-w64-mingw* and x86_64-w64-mingw* triplet.
2430 * config/i386/mingw-w64.h: New mingw-w64 specific header.
2431 (CPP_SPEC): Redefine for allowing -municode option.
2432 (STARTFILE_SPEC): Likewise.
2433 * config/i386/t-mingw-w64: New.
2434 * config/i386/mingw-w64.opt: New.
2435 (municode): Add new target option.
2436 * doc/invoke.texi (municode): Add documentation for new option.
2438 2009-04-21 Ian Lance Taylor <iant@google.com>
2440 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2441 Correct test for number of arguments.
2442 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
2444 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
2446 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
2447 argument of emit_library_call.
2449 2009-04-21 Richard Guenther <rguenther@suse.de>
2452 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
2453 inside VIEW_CONVERT_EXPRs.
2455 2009-04-21 Martin Jambor <mjambor@suse.cz>
2457 * tree-switch-conversion.c (build_constructors): Split a long line.
2458 (constructor_contains_same_values_p): New function.
2459 (build_one_array): Create assigns of constants if possible, do not
2460 call mark_sym_for_renaming, call update_stmt.
2461 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
2462 make_rename_temp. Do not call mark_symbols_for_renaming, call
2464 (gen_def_assigns): Do not call mark_symbols_for_renaming or
2465 find_new_referenced_vars, call update_stmt.
2466 (gen_inbound_check): Use create_tmp_var and create ssa names manually
2467 instead of calling make_rename_temp. Do not call
2468 find_new_referenced_vars or mark_symbols_for_renaming, call
2471 2009-04-21 Richard Guenther <rguenther@suse.de>
2473 PR tree-optimization/39827
2474 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
2475 (tree_ssa_phiprop): Pass the correct array size.
2477 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
2479 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
2481 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
2484 * c-typeck.c (lvalue_p): Move declaration ...
2485 * c-common.h (lvalue_p): ... to here.
2486 * c-common.c (candidate_equal_p): New.
2487 (add_tlist): Use it.
2488 (merge_tlist): Use it.
2489 (warn_for_collisions_1): Likewise.
2490 (warning_candidate_p): Accept more candidates.
2491 (verify_tree): A warning candidate can be an expression. Use
2494 2009-04-21 Ben Elliston <bje@au.ibm.com>
2497 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2498 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
2499 options. Remove -mcall-solaris documentation.
2501 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2504 * doc/invoke.texi (-Wlong-long): Update description.
2505 * c-lex (interpret_integer): Only warn if there was no previous
2506 overflow and -Wlong-long is enabled.
2507 * c-decl.c (declspecs_add_type): Drop redundant flags.
2508 * c.opt (Wlong-long): Init to -1.
2509 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
2510 and front-end warn_long_long. Wlong-long only depends on other
2511 flags if it is uninitialized.
2512 * c-parser.c (disable_extension_diagnostics): warn_long_long is
2513 the same for CPP and FE.
2514 (restore_extension_diagnostics): Likewise.
2516 2009-04-20 Ian Lance Taylor <iant@google.com>
2518 Fix enum conversions which are invalid in C++:
2519 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
2520 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
2521 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
2522 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
2523 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
2524 (dbxout_parms): Likewise.
2525 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
2526 (df_clear_flags): Likewise.
2527 * df-problems.c (df_rd_bb_local_compute_process_def): Change
2528 top_flag parameter to int.
2529 (df_chain_create_bb_process_use): Likewise.
2530 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
2532 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
2533 (df_ref_create_structure, df_def_record_1): Likewise.
2534 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
2535 (df_notes_rescan): Change 0 to VOIDmode in function call.
2536 (df_get_call_refs, df_insn_refs_collect): Likewise.
2537 (df_bb_regs_collect): Likewise.
2538 (df_entry_block_defs_collect): Likewise.
2539 (df_exit_block_uses_collect): Likewise.
2540 * df.h: Update declarations.
2541 * double-int.c (double_int_divmod): Add cast to enum type.
2542 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
2543 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
2544 (based_loc_descr): Likewise.
2545 (loc_descriptor_from_tree_1): Change first_op and second_op to
2546 enum dwarf_location_atom. Add cast to enum type.
2547 * expmed.c (init_expmed): Change 0 to SET in function call.
2548 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
2549 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
2550 (do_store_flag): Likewise.
2551 * fixed-value.h (struct fixed_value): Change mode to enum
2553 * function.c (assign_parms): Change 0 to VOIDmode in function call.
2554 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
2556 (insert_insn_decl, insert_decl, insert_state): Likewise.
2557 (automata_list_finish): Likewise.
2558 * genrecog.c (process_define_predicate): Add cast to enum type.
2559 * gensupport.c (init_predicate_table): Add cast to enum type.
2560 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
2562 (gimple_build_call_1, gimple_build_label): Likewise.
2563 (gimple_build_goto, gimple_build_asm_1): Likewise.
2564 (gimple_build_switch_1, gimple_build_cdt): Likewise.
2565 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
2566 (enum fallback): Rename from enum fallback_t.
2567 (fallback_t): Typedef as int.
2568 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
2569 GSI_SAME_STMT in function call.
2570 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
2572 (setup_reg_class_relations): Likewise.
2573 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
2574 (setup_prohibited_class_mode_regs): Add cast to enum type.
2575 (setup_prohibited_mode_move_regs): Likewise.
2576 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
2577 (record_address_regs): Change i to enum reg_class.
2578 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
2579 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
2580 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
2581 (GET_MODE_2XWIDER_MODE): Likewise.
2582 (GET_CLASS_NARROWEST_MODE): Likewise.
2583 * omp-low.c (expand_omp_for): Add cast to enum type.
2584 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
2585 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
2586 * postreload.c (reload_cse_simplify_operands): Change rclass local
2588 * predict.c (combine_predictions_for_insn): Change best_predictor
2589 and predictor to enum br_predictor.
2590 (combine_predictions_for_bb): Likewise.
2591 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
2592 use SET_PREDICT_EXPR_OUTCOME.
2593 * real.c (real_arithmetic): Change icode to code in function call.
2594 * reginfo.c (init_move_cost): Add casts to enum type.
2595 (init_reg_sets_1, init_fake_stack_mems): Likewise.
2596 * regmove.c (regclass_compatible_p): Change class0 and class1 to
2598 * reload.c (find_valid_class): Add casts to enum type.
2599 (push_reload): Change 0 to NO_REGS in function call.
2600 (find_reloads): Change this_alternative to array of enum
2601 reg_class. Remove some now-unnecessary casts.
2602 (make_memloc): Change 0 to VOIDmode in function call.
2603 * reload1.c (reload): Change 0 to VOIDmode in function call.
2604 (eliminate_regs_1, elimination_effects): Likewise.
2605 (eliminate_regs_in_insn): Likewise.
2606 (emit_input_reload_insns): Add cast to enum type.
2607 (delete_output_reload): Change 0 to VOIDmode in function call.
2608 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
2609 to enum type in function call.
2610 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
2611 (SET_PREDICT_EXPR_OUTCOME): Define.
2612 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
2613 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
2614 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
2615 (dump_function): Likewise.
2616 * tree-dump.h: Update declarations.
2617 * tree-pass.h: Update declarations.
2618 * varasm.c (assemble_integer): Change mclass to enum mode_class.
2619 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
2621 (arm_rtx_costs_1): Correct parenthesization.
2622 (arm_rtx_costs): Add casts to enum type.
2623 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
2624 (vfp_emit_fstmd): Use add_rg_note.
2625 (emit_multi_reg_push, emit_sfm): Likewise.
2626 (thumb_set_frame_pointer): Likewise.
2627 (arm_expand_prologue): Likewise.
2628 (arm_regno_class): Change return type to enum reg_class.
2629 (thumb1_expand_prologue): Use add_reg_note.
2630 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
2631 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
2633 * config/arm/gentune.sh: Add cast to enum type.
2634 * config/arm/arm-tune.md: Rebuild.
2635 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
2636 (ix86_split_fp_branch, predict_jump): Likewise.
2637 (ix86_expand_multi_arg_builtin): Change sub_code from enum
2638 insn_code to enum rtx_code.
2639 (ix86_builtin_vectorized_function): Add cast to enum type.
2640 * config/i386/i386.md (truncdfsf2): Change slot to enum
2642 (truncxf<mode>2, isinf<mode>2): Likewise.
2643 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
2645 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
2646 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
2647 (insert_bundle_state): Change 1 to INSERT in function call.
2648 (ia64_add_bundle_selector_before): Likewise.
2649 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
2650 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
2651 (restore_stack_nonlocal): Likewise.
2652 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
2654 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
2656 (mips_rtx_costs): Likewise.
2657 (mips_override_options): Add casts to enum type.
2658 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
2660 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
2661 (store_reg, set_reg_plus_d): Likewise.
2662 (hppa_expand_prologue, hppa_profile_hook): Likewise.
2663 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
2665 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
2667 (emit_unlikely_jump): Use add_reg_note.
2668 (rs6000_emit_allocate_stack): Likewise.
2669 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
2670 (output_toc): Change 1 to INSERT in function call.
2671 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
2672 (rs6000_initialize_trampoline): Likewise.
2673 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
2675 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
2676 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
2677 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
2678 (save_gprs): Use add_reg_note.
2679 (s390_emit_prologue): Likewise.
2680 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2681 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
2682 (sparc_fold_builtin): Add cast to enum type.
2683 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
2685 (spu_expand_prologue): Use add_reg_note.
2686 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
2688 2009-04-20 Ian Lance Taylor <iant@google.com>
2690 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
2691 (c_parser_postfix_expression_after_primary): Get VEC for list of
2692 arguments. Get original types of arguments. Call
2693 build_function_call_vec.
2694 (cached_expr_list_1, cached_expr_list_2): New static variables.
2695 (c_parser_expr_list): Change return type to VEC *. Add
2696 p_orig_types parameter. Change all callers.
2697 (c_parser_release_expr): New static function.
2698 (c_parser_vec_to_tree_list): New static function.
2699 * c-typeck.c (build_function_call): Rewrite to build a VEC and
2700 call build_function_call_vec.
2701 (build_function_call_vec): New function, based on old
2702 build_function_call.
2703 (convert_arguments): Remove nargs and argarray parameters. Change
2704 values to a VEC. Add origtypes parameter.
2705 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
2706 (convert_for_assignment): Add origtype parameter. Change all
2707 callers. If warn_cxx_compat, check for conversion to an enum
2708 type when calling a function.
2709 (store_init_value): Add origtype parameter. Change all callers.
2710 (digest_init): Likewise.
2711 (struct init_node): Add origtype field.
2712 (add_pending_init): Add origtype parameter. Change all callers.
2713 (output_init_element): Likewise.
2714 (output_pending_init_elements): Pass origtype from init_node to
2715 output_init_element.
2716 (process_init_element): Pass origtype from c_expr to
2717 output_init_element.
2718 (c_finish_return): Add origtype parameter. Change all callers.
2719 * c-common.c (sync_resolve_size): Change params to VEC *. Change
2721 (sync_resolve_params): Likewise.
2722 (sync_resolve_return): Change params to first_param. Change caller.
2723 (resolve_overloaded_builtins): Change params to VEC *. Change
2724 callers. Save first parameter around call to build_function_call_vec.
2725 * c-decl.c (finish_decl): Add origtype parameter. Change all
2726 callers. Call build_function_call_vec rather than
2727 build_function_call for cleanup.
2728 * c-tree.h: Update declarations.
2729 * c-common.h: Update declarations.
2730 * stub-objc.c (objc_rewrite_function_call): Change parameter from
2731 params to first_param.
2732 * target.h (struct gcc_target): Change resolve_overloaded_builtin
2733 params parameter from tree to void *.
2734 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2735 Change arglist parameter to have type void *, and to be a pointer
2737 * config/rs6000/rs6000-protos.h
2738 (altivec_resolve_overloaded_builtin): Update declaration.
2739 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
2740 fnargs parameter to have type void *, and to be a pointer to a
2741 VEC. Call build_function_call_vec instead of
2742 build_function_call.
2743 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
2745 2009-04-20 Joey Ye <joey.ye@intel.com>
2746 Xuepeng Guo <xuepeng.guo@intel.com>
2747 H.J. Lu <hongjiu.lu@intel.com>
2749 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
2751 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
2752 (IX86_LEA_PRIORITY): Likewise.
2753 (distance_non_agu_define): New function.
2754 (distance_agu_use): Likewise.
2755 (ix86_lea_for_add_ok): Likewise.
2756 (ix86_dep_by_shift_count): Likewise.
2758 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
2759 should split for LEA.
2761 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
2763 (ix86_dep_by_shift_count): Likewise.
2765 2009-04-20 Richard Guenther <rguenther@suse.de>
2767 * expr.c (handled_component_p): Move ...
2768 * tree.h (handled_component_p): ... here.
2769 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
2770 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
2771 and REALPART_EXPR to be in one group.
2773 2009-04-20 Richard Guenther <rguenther@suse.de>
2775 * basic-block.h (get_all_dominated_blocks): Declare.
2776 * dominance.c (get_all_dominated_blocks): New function.
2777 * tree-cfg.c (get_all_dominated_blocks): Remove.
2778 (remove_edge_and_dominated_blocks): Adjust.
2779 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
2780 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
2781 instead of recursing.
2783 2009-04-20 Doug Kwan <dougkwan@google.com>
2785 * cgraph.h (cgraph_node_ptr): New type for vector functions.
2786 (struct cgraph_node_set_def): New type.
2787 (cgraph_node_set) New type. Also declare vector functions.
2788 (struct cgraph_node_set_element_def): New type.
2789 (cgraph_node_set_element): Ditto.
2790 (cgraph_node_set_iterator): New iterator type.
2791 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
2792 cgraph_node_set_remove, dump_cgraph_node_set,
2793 debug_cgraph_node_set): New prototypes.
2794 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
2795 cgraph_node_set_size): New inlines.
2796 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
2798 (struct ipa_opt_pass): Add struct cgraph_node_set_def
2799 argument to function 'write_summary'.
2800 * ipa.c: Include ggc.h.
2801 (hash_cgraph_node_set_element,
2802 eq_cgraph_node_set_element, cgraph_node_set_new,
2803 cgraph_node_set_add, cgraph_node_set_remove,
2804 cgraph_node_set_find, dump_cgraph_node_set,
2805 debug_cgraph_node_set): New functions.
2806 * Makefile.in (ipa.o): Add dependency on GGC_H.
2808 2009-04-20 Ira Rosen <irar@il.ibm.com>
2810 PR tree-optimization/39675
2811 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
2812 check of the return code of vect_schedule_slp. Check that
2813 stmt_vec_info still exists for the statement, before checking its
2816 2009-04-20 Michael Matz <matz@suse.de>
2818 * Makefile.in (generated_files): Take out $(simple_generated_c).
2820 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
2822 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
2823 (UINTPTR_TYPE): Likewise.
2825 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2828 * c-typeck.c (digest_init): Check for initializing an array with a
2831 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2834 * c-semantics.c (pop_stmt_list): Propagate
2835 STATEMENT_LIST_HAS_LABEL to parent statement list.
2837 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
2839 * config/mips/mips.h (mips_tune_attr): New macro.
2840 * config/mips/mips.md (cpu): Use it.
2842 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2845 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
2848 2009-04-19 Diego Novillo <dnovillo@google.com>
2850 * toplev.c (compile_file): Move call to coverage_finish ...
2851 * cgraphunit.c (ipa_passes): ... here.
2852 Call cgraph_process_new_functions.
2853 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
2854 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
2856 2009-04-19 Jan Hubicka <jh@suse.cz>
2858 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
2860 (dump_cgraph_node): Dump can throw external flag.
2861 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
2863 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2867 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
2868 * common.opt (Wlogical-op): Move from here...
2869 * c.opt (Wlogical-op): ... to here.
2870 * c-typeck.c (parser_build_binary_op): Update call to
2871 warn_logical_operator.
2872 * c-opts.c (c_common_post_options): Enable warn_logical_op with
2874 * c-common.c (warn_logical_op): Update.
2875 * c-common.h (warn_logical_op): Update declaration.
2877 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
2879 * tree.c (protected_set_expr_location): Fix formatting.
2881 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2884 * c-typeck.c (readonly_warning): new.
2885 (build_unary_op, build_modify_expr): Use readonly_warning for
2886 storing into something readonly but not const-qualified.
2888 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2891 * c-typeck.c (build_unary_op): Check for taking address of
2892 expression of type void.
2894 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2897 * c-typeck.c (build_function_call): Check for calling a function
2898 with qualified void return types. Call require_complete_type when
2901 2009-04-18 Jan Hubicka <jh@suse.cz>
2903 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
2905 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
2906 can_throw_external flag.
2907 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
2908 * ipa-pure-const.c (ignore_edge): New function.
2909 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2910 only over can_throw_external edges.
2911 (local_pure_const): Add nothrow flag.
2912 * ipa-utils.c (searchc): Add ignore_edge callback.
2913 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2914 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2915 (set_nothrow_function_flags): Update cgraph.
2916 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2918 2009-04-18 Richard Guenther <rguenther@suse.de>
2921 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2922 (fold_stmt): ... this and ...
2923 (fold_stmt_inplace): ... this.
2924 (fold_stmt_1): Fold references in calls and asms.
2925 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2927 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2929 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2930 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2932 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2934 * tree.c (function_args_count): Remove.
2935 * tree.h: Remove the prototype for function_args_count.
2937 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2939 * tree-iterator.c (expr_only): Remove.
2940 * tree.h: Remove the prototype for expr_only.
2942 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2944 * reginfo.c (cannot_change_mode_set_regs): Remove.
2945 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2947 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2949 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2950 whether operands 0 and 1 overlaps.
2952 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2955 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2956 pointer. Use warning_at instead of warning.
2957 (search_for_addr_array): Likewise.
2958 (check_array_bounds): Likewise.
2959 (check_all_array_refs): Check that the incoming edge is not in the
2960 list of edges to be removed.
2961 (check_all_array_refs): Avoid the temporal pointer.
2962 (vrp_visit_cond_stmt): Fix typo.
2963 (simplify_switch_using_ranges): Handle the case where the switch
2964 index is an integer constant.
2966 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2968 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2970 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2972 * doc/extend.texi, doc/invoke.texi: Fix typos.
2974 2009-04-17 Cary Coutant <ccoutant@google.com>
2976 * tree-flow-inline.h (get_lineno): Fix inverted test.
2978 2009-04-17 Diego Novillo <dnovillo@google.com>
2980 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2981 assertion for AVAIL_OUT.
2983 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2986 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2987 * config/sh/linux-atomic.asm: Likewise.
2989 2009-04-17 Diego Novillo <dnovillo@google.com>
2991 * except.c (debug_eh_tree): New.
2992 (struct eh_region, struct eh_status): Move ...
2993 * except.h: ... here.
2994 (add_type_for_runtime): Declare extern.
2995 (lookup_type_for_runtime): Likewise.
2996 (debug_eh_tree): Declare.
2997 * Makefile.in (GTFILES): List except.h before except.c
2999 2009-04-17 Diego Novillo <dnovillo@google.com>
3001 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
3002 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
3003 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
3004 (find_vars_r): ... here.
3005 * tree-flow.h (find_referenced_vars_in): Declare.
3006 * tree-ssa-pre.c (create_expression_by_pieces): Assert
3007 that AVAIL_OUT exists for BLOCK.
3008 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
3009 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
3010 (tree-parloops.o): Likewise.
3012 2009-04-17 Simon Baldwin <simonb@google.com>
3014 * toplev.c (default_tree_printer): Add handling for %E format.
3016 2009-04-17 Diego Novillo <dnovillo@google.com>
3018 * tree-pretty-print.c (dump_generic_node): Add break after
3019 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
3020 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
3021 FUNCTION_TYPE together. Call print_struct_decl when printing
3022 structures and TDF_SLIM is not given.
3023 (print_struct_decl): Fix logic for detecting recursion.
3025 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
3028 * gcc.c (create_at_file): New.
3029 (compile_input_file_p): New.
3030 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
3031 * main.c (main): Update call to toplev_main.
3032 * toplev.c (toplev_main): Change signature. Call expandargv.
3033 * toplev.h (toplev_main): Change signature.
3035 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
3037 * dwarf2out.c (field_byte_offset): Use the type size as the field size
3038 if the latter is not constant.
3040 2009-04-17 David Edelsohn <edelsohn@gnu.org>
3042 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
3044 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
3046 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
3047 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
3049 2009-04-17 Richard Guenther <rguenther@suse.de>
3051 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3052 Handle component references view-converting an invariant address.
3054 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
3056 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
3057 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
3058 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
3059 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
3060 Use @deftypevr rather than @deftypevar.
3062 2009-04-17 Richard Guenther <rguenther@suse.de>
3064 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
3065 (get_prop_source_stmt): Likewise.
3066 (can_propagate_from): Likewise.
3068 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
3070 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
3071 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
3072 (--with-multilib-list): Add default value.
3073 * configure: Regenerate.
3074 * Makefile.in (TM_ENDIAN_CONFIG): Define.
3075 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
3076 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
3077 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
3078 Don't add default cpu to multilib list unnecessarily, but do enable
3079 the relevant compiler option..
3080 Add support for --with-multilib-list=<blank> and
3081 --with-multilib-list=!<somelib> to supress unwanted multilibs.
3082 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
3083 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
3084 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
3086 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
3087 (MULTILIB_OSDIRNAMES): New variable.
3088 * config/sh/t-1e: Delete file.
3089 * config/sh/t-mlib-sh1: Delete file.
3090 * config/sh/t-mlib-sh2: Delete file.
3091 * config/sh/t-mlib-sh2a: Delete file.
3092 * config/sh/t-mlib-sh2a-nofpu: Delete file.
3093 * config/sh/t-mlib-sh2a-single: Delete file.
3094 * config/sh/t-mlib-sh2a-single-only: Delete file.
3095 * config/sh/t-mlib-sh2e: Delete file.
3096 * config/sh/t-mlib-sh3e: Delete file.
3097 * config/sh/t-mlib-sh4: Delete file.
3098 * config/sh/t-mlib-sh4-nofpu: Delete file.
3099 * config/sh/t-mlib-sh4-single: Delete file.
3100 * config/sh/t-mlib-sh4-single-only: Delete file.
3101 * config/sh/t-mlib-sh4a: Delete file.
3102 * config/sh/t-mlib-sh4a-nofpu: Delete file.
3103 * config/sh/t-mlib-sh4a-single: Delete file.
3104 * config/sh/t-mlib-sh4a-single-only: Delete file.
3105 * config/sh/t-mlib-sh4al: Delete file.
3106 * config/sh/t-mlib-sh5-32media: Delete file.
3107 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
3108 * config/sh/t-mlib-sh5-64media: Delete file.
3109 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
3110 * config/sh/t-mlib-sh5-compact: Delete file.
3111 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
3112 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
3113 * doc/install.texi (Options specification): Add
3114 --with-multilib-list and --with-endian.
3116 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
3118 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
3120 (OBJS-common): Add plugin-version.o.
3121 (plugin-version.o): New.
3122 * gcc-plugin.h (plugin_gcc_version): New.
3123 (plugin_default_version_check): New.
3124 (plugin_init_func, plugin_init): Add version argument.
3125 * plugin-version.c: New.
3126 * plugin.c (str_plugin_gcc_version_name): New.
3127 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
3128 pass it to the init function.
3129 (plugin_default_version_check): New.
3131 2009-04-17 Richard Guenther <rguenther@suse.de>
3133 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
3134 for decl-vs-decl disambiguation.
3136 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
3138 * config/s390/s390.h (s390_tune_attr): New macro definition.
3139 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
3141 2009-04-17 Richard Guenther <rguenther@suse.de>
3143 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
3144 (fold_stmt_r): Likewise.
3145 (maybe_fold_reference): New function.
3146 (fold_gimple_assign): Handle cases fold_stmt_r did.
3147 (fold_stmt): Do not use fold_stmt_r.
3148 (fold_stmt_inplace): Likewise.
3150 2009-04-17 Richard Guenther <rguenther@suse.de>
3152 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
3153 (record_equivalences_from_stmt): Remove useless checks and
3155 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
3156 the type is already suitable.
3158 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
3160 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
3162 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
3164 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
3165 (CMPtype): Define as __gcc_CMPtype.
3167 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
3169 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
3170 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
3172 2009-04-17 Richard Guenther <rguenther@suse.de>
3174 PR tree-optimization/39746
3175 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
3176 special-casing for builtins and static variable use/def.
3177 (call_may_clobber_ref_p_1): Likewise.
3179 2009-04-16 Ian Lance Taylor <iant@google.com>
3181 * df.h: Include "timevar.h".
3182 (struct df_problem): Change tv_id field to timevar_id_t.
3183 * tree-pass.h: Include "timevar.h".
3184 (struct opt_pass): Change tv_id field to timevar_id_t.
3185 * timevar.h (timevar_id_t): Define TV_NONE.
3186 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
3187 TV_NONE rather than tv_id != 0.
3188 (execute_one_pass): Likewise.
3189 * Makefile.in (DF_H): Add $(TIMEVAR_H).
3190 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
3191 dependencies to $(TREE_PASS_H).
3192 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
3194 (pass_branch_target_load_optimize2): Likewise.
3195 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
3196 (pass_outof_cfg_layout_mode): Likewise.
3197 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
3198 (pass_rebuild_cgraph_edges): Likewise.
3199 (pass_remove_cgraph_callee_edges): Likewise.
3200 * df-core.c (pass_df_initialize_opt): Likewise.
3201 (pass_df_initialize_no_opt): Likewise.
3202 (pass_df_finish): Likewise.
3203 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
3204 * except.c (pass_set_nothrow_function_flags): Likewise.
3205 (pass_convert_to_eh_region_ranges): Likewise.
3206 * final.c (pass_compute_alignments): Likewise.
3207 * function.c (pass_instantiate_virtual_regs): Likewise.
3208 (pass_init_function): Likewise.
3209 (pass_leaf_regs): Likewise.
3210 (pass_match_asm_constraints): Likewise.
3211 * gimple-low.c (pass_lower_cf): Likewise.
3212 (pass_mark_used_blocks): Likewise.
3213 * init-regs.c (pass_initialize_regs): Likewise.
3214 * integrate.c (pass_initial_value_sets): Likewise.
3215 * ira.c (pass_ira): Likewise.
3216 * jump.c (pass_cleanup_barriers): Likewise.
3217 * omp-low.c (pass_expand_omp): Likewise.
3218 (pass_lower_omp): Likewise.
3219 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
3220 * recog.c (pass_split_all_insns): Likewise.
3221 (pass_split_after_reload): Likewise.
3222 (pass_split_before_regstack): Likewise.
3223 (pass_split_before_sched2): Likewise.
3224 (pass_split_for_shorten_branches): Likewise.
3225 * reginfo.c (pass_reginfo_init): Likewise.
3226 (pass_subregs_of_mode_init): Likewise.
3227 (pass_subregs_of_mode_finish): Likewise.
3228 * passes.c (pass_postreload): Likewise.
3229 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
3230 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
3231 (pass_warn_function_return): Likewise.
3232 (pass_warn_function_noreturn): Likewise.
3233 * tree-complex.c (pass_lower_complex): Likewise.
3234 (pass_lower_complex_O0): Likewise.
3235 * tree-if-conv.c (pass_if_conversion): Likewise.
3236 * tree-into-ssa.c (pass_build_ssa): Likewise.
3237 * tree-mudflap.c (pass_mudflap_1): Likewise.
3238 (pass_mudflap_2): Likewise.
3239 * tree-nomudflap.c (pass_mudflap_1): Likewise.
3240 (pass_mudflap_2): Likewise.
3241 * tree-nrv.c (pass_return_slot): Likewise.
3242 * tree-object-size.c (pass_object_sizes): Likewise.
3243 * tree-optimize.c (pass_all_optimizations): Likewise.
3244 (pass_early_local_passes): Likewise.
3245 (pass_all_early_optimizations): Likewise.
3246 (pass_cleanup_cfg): Likewise.
3247 (pass_cleanup_cfg_post_optimizing): Likewise.
3248 (pass_free_datastructures): Likewise.
3249 (pass_free_cfg_annotations): Likewise.
3250 (pass_fixup_cfg): Likewise.
3251 (pass_init_datastructures): Likewise.
3252 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
3253 (pass_late_warn_uninitialized): Likewise.
3254 (pass_update_address_taken): Likewise.
3255 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
3256 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
3257 (pass_cse_sincos): Likewise.
3258 (pass_convert_to_rsqrt): Likewise.
3259 * tree-ssa-structalias.c (pass_build_alias): Likewise.
3260 * tree-stdarg.c (pass_stdarg): Likewise.
3261 * tree-tailcall.c (pass_tail_recursion): Likewise.
3262 (pass_tail_calls): Likewise.
3263 * tree-vect-generic.c (pass_lower_vector): Likewise.
3264 (pass_lower_vector_ssa): Likewise.
3265 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
3267 2009-04-16 Joseph Myers <joseph@codesourcery.com>
3269 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
3271 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
3273 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
3274 logical and signext.
3276 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
3279 * config/sh/predicates.md (arith_operand): Check if the operand
3280 of TRUNCATE is a REG.
3282 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3284 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
3285 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
3287 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3289 * tree-iterator.c (tsi_split_statement_list_after,
3290 tsi_split_statement_list_before): Remove.
3291 * tree-iterator.h: Remove the prototypes for
3292 tsi_split_statement_list_after and tsi_split_statement_list_before.
3294 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3296 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
3297 * tree-ssa-propagate.h: Remove the prototype for
3298 stmt_makes_single_load.
3300 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3302 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
3303 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
3305 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3307 * tree-iterator.c (EXPR_LAST_BODY): Remove.
3309 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3311 * except.c (eh_region_outer_p): Remove.
3312 * except.h: Remove the prototype for eh_region_outer_p.
3314 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3316 * function.c (current_function_assembler_name): Remove.
3317 * function.h: Remove the prototype for
3318 current_function_assembler_name.
3320 2009-04-16 Ian Lance Taylor <iant@google.com>
3322 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
3323 (add_reg_note): Call alloc_reg_note.
3324 * rtl.h (alloc_reg_note): Declare.
3325 * combine.c (try_combine): Use alloc_reg_note.
3326 (recog_for_combine, move_deaths): Likewise.
3327 (distribute_notes): Use alloc_reg_note and add_reg_note.
3328 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
3329 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
3330 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
3332 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
3334 PR rtl-optimization/39762
3335 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
3336 ira_may_move_out_cost): Add comments about way of their usage.
3337 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
3339 * ira-conflicts.c (process_regs_for_copy): Use function
3340 ira_get_register_move_cost instead of global
3341 ira_register_move_cost.
3343 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
3344 color_pass, move_spill_restore, update_curr_costs): Ditto.
3346 * ira-lives.c (process_single_reg_class_operands): Ditto.
3348 * ira-emit.c (emit_move_list): Ditto.
3350 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
3351 (record_reg_classes): Ditto. Use functions
3352 ira_get_register_move_cost and ira_get_may_move_cost instead of
3353 global vars ira_register_move_cost, ira_may_move_out_cost and
3354 ira_may_move_in_cost.
3355 (record_address_regs): Don't call ira_init_register_move_cost.
3356 Use function ira_get_may_move_cost instead of global
3357 ira_may_move_in_cost.
3358 (process_bb_node_for_hard_reg_moves): Use function
3359 ira_get_register_move_cost instead of global ira_register_move_cost.
3360 (ira_costs): Don't call ira_init_register_move_cost.
3362 2009-04-16 Richard Guenther <rguenther@suse.de>
3364 * tree-cfg.c (verify_gimple_assign_binary):
3365 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
3366 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
3367 (create_general_new_stmt): Note that this function is broken.
3369 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3371 * common.opt (fhelp): Add Var(help_flag).
3372 * gcc-plugin.h (plugin_info): Add help.
3373 * plugin.c (plugin_name_args): Add help.
3374 (register_plugin_info): Set plugin->help.
3375 (print_help_one_plugin): New.
3376 (print_plugins_help): New.
3377 * plugin.h (print_plugins_help): New.
3378 * toplev.c (toplev_main): Call print_plugins_help if needed.
3380 2009-04-16 Richard Guenther <rguenther@suse.de>
3382 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
3383 (gimple_ior_addresses_taken_1): New function.
3384 (gimple_ior_addresses_taken): Likewise.
3385 * gimple.h (struct gimple_statement_with_ops_base): Remove
3386 addresses_taken member.
3387 (gimple_ior_addresses_taken): Declare.
3388 (gimple_addresses_taken, gimple_addresses_taken_ptr,
3389 gimple_set_addresses_taken): Remove.
3390 * ipa-reference.c (mark_address): New function.
3391 (scan_stmt_for_static_refs): Use it for marking addresses taken.
3392 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
3393 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
3394 (gimple_add_to_addresses_taken): Remove.
3395 (get_tmr_operands): Call mark_address_taken.
3396 (get_asm_expr_operands): Likewise.
3397 (get_expr_operands): Likewise.
3398 (build_ssa_operands): Do not clear the addresses_taken bitmap.
3399 (free_stmt_operands): Do not free it.
3400 * tree-ssa.c (delete_tree_ssa): Likewise.
3401 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
3403 2009-04-16 Richard Guenther <rguenther@suse.de>
3405 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
3406 (walk_stmt_load_store_ops): Likewise.
3407 * gimple.c (get_base_loadstore): New function.
3408 (walk_stmt_load_store_addr_ops): Likewise.
3409 (walk_stmt_load_store_ops): Likewise.
3410 * ipa-pure-const.c (check_op): Simplify.
3411 (check_load, check_store): New functions.
3412 (check_stmt): Use walk_stmt_load_store_ops.
3413 * ipa-reference.c (mark_load): Adjust signature.
3414 (mark_store): Likewise.
3415 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
3417 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3419 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
3421 * opts.c (common_handle_option): Don't call print_version.
3422 * plugin.c (plugin_name_args): Add version.
3423 (register_plugin_info): New.
3424 (register_callback): Handle PLUGIN_INFO.
3425 (try_init_one_plugin): New.
3426 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
3428 (finalize_one_plugin): New.
3429 (finalize_plugins): New.
3430 (print_one_plugin): New.
3431 (print_plugins_versions): New.
3432 * plugin.h (print_plugins_versions): New.
3433 (finalize_plugins): New.
3434 * toplev.c (compile_file): Don't call initialize_plugins.
3435 (print_version): Call print_plugins_versions.
3436 (toplev_main): Call initialize_plugins. Print version if needed.
3437 Call finalize_plugins.
3439 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3441 * common.opt (fversion): New.
3442 * gcc.c (print_version): New.
3443 (process_command): Don't print the version. Just set print_version.
3444 (main): Print version. Call subprocesses if print_version and
3445 verbose_flag are set.
3446 * opts.c (common_handle_option): Handle OPT_fversion.
3448 2009-04-16 Richard Guenther <rguenther@suse.de>
3449 Ira Rosen <irar@il.ibm.com>
3451 PR tree-optimization/39698
3452 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
3453 type of the reduction variable. Only generate the def if
3456 * omp-low.c (expand_omp_for_generic): When converting to a pointer
3457 make sure to first convert to an integer of the same precision.
3458 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
3459 the type of the evolution correctly in computing the new
3460 induction variable base.
3462 2009-04-16 Richard Guenther <rguenther@suse.de>
3465 * tree-cfg.c (make_blocks): Split statements with to-be
3466 abnormal SSA names on the lhs.
3468 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
3470 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
3471 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
3472 * c-typeck.c (really_start_incremental_init): Likewise.
3473 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
3474 (TARGET_INITIALIZER): Remove it.
3475 * target.h (struct target): Remove vector_opaque_p.
3476 * tree.c (build_opaque_vector_type): New.
3477 * tree.h (TYPE_VECTOR_OPAQUE): New.
3478 (build_opaque_vector_type): Declare.
3479 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
3480 * config/rs6000/rs6000.c (build_opaque_vector_type,
3481 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
3482 (rs6000_init_builtins): Use build_opaque_vector_type for
3483 opaque_V4SI_type_node.
3485 2009-04-15 Catherine Moore <clm@codesourcery.com>
3487 * debug.h (set_name): Declare.
3488 * dwarf2out.c (dwarf2out_set_name): Declare.
3489 (dwarf2_debug_hooks): Add set_name.
3490 (find_AT_string): New.
3491 (add_AT_string): Call find_AT_string.
3492 (dwarf2out_set_name): New.
3493 * cp/decl.c (grokdeclarator): Call set_name.
3494 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
3495 * debug.c (do_nothing_debug_hooks): Likewise.
3496 * dbxout.c (dbx_debug_hooks): Likewise.
3497 * sdbout.c (sdb_debug_hooks): Likewise.
3499 2009-04-15 Michael Eager <eager@eagercon.com>
3501 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
3502 reg for single-precision FPU.
3503 * config/rs6000/rs6000.md (movsi_internal1): Only for
3505 (movsi_internal1_single): New. Add pattern to move SI values to/from
3506 single-precision FP regs.
3508 2009-04-15 Richard Guenther <rguenther@suse.de>
3510 * omp-low.c (lower_rec_input_clauses): Build correct address
3512 (expand_omp_for_generic): Fix multiplication type.
3513 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
3514 (generate_memset_zero): Fix types.
3515 * tree-profile.c (prepare_instrumented_value): Correctly
3518 2009-04-15 Ian Lance Taylor <iant@google.com>
3520 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
3521 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
3522 for -Wall and for -Wc++-compat.
3523 (c_common_post_options): For C++, set warn_enum_compare if not
3525 * c-tree.h (struct c_expr): Add field original_type.
3526 (build_external_ref): Update declaration.
3527 * c-parser.c (c_parser_braced_init): Set original_type.
3528 (c_parser_initelt): Likewise.
3529 (c_parser_expr_no_commas): Likewise.
3530 (c_parser_conditional_expression): Likewise.
3531 (c_parser_cast_expression): Likewise.
3532 (c_parser_unary_expression): Likewise. Pull setting of
3533 original_code to top of function.
3534 (c_parser_sizeof_expression): Set original_type.
3535 (c_parser_alignof_expression): Likewise.
3536 (c_parser_postfix_expression): Likewise. Pull setting of
3537 original_code to top of function.
3538 (c_parser_postfix_expression_after_paren_type): Set original_type.
3539 (c_parser_postfix_expression_after_primary): Likewise.
3540 (c_parser_expression): Likewise.
3541 * c-typeck.c (build_external_ref): Add type parameter. Change all
3543 (c_expr_sizeof_expr): Set original_type field.
3544 (parser_build_unary_op): Likewise.
3545 (parser_build_binary_op): Likewise. Optionally warn about
3546 comparisons of enums of different types.
3547 (digest_init): Set original_type field.
3548 (really_start_incremental_init): Likewise.
3549 (push_init_level, pop_init_level): Likewise.
3550 * doc/invoke.texi (Warning Options): -Wenum-compare now
3553 2009-04-15 Richard Guenther <rguenther@suse.de>
3555 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
3556 out a necessary conversion.
3557 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
3558 names we didn't value number.
3559 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
3561 2009-04-15 Richard Guenther <rguenther@suse.de>
3563 PR tree-optimization/39764
3564 * tree-ssa-ccp.c (get_value): Canonicalize value with
3565 canonicalize_float_value.
3567 2009-04-15 Jan Hubicka <jh@suse.cz>
3569 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
3570 Wrong version of patch.
3572 2009-04-15 Jan Hubicka <jh@suse.cz>
3574 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
3576 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
3578 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
3579 our distinct integral and vector types.
3581 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
3583 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
3584 * init.c (build_vtbl_address): Remove call to assemble_external.
3586 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
3588 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
3589 output for other floating point modes.
3591 2009-04-14 Diego Novillo <dnovillo@google.com>
3593 * diagnostic.c (diagnostic_report_diagnostic): Do not
3594 warn about loaded plugins for DK_ERROR and DK_WARNING.
3595 * c-decl.c (declspecs_add_type): Move call to
3596 invoke_plugin_callbacks ...
3597 * c-parser.c (c_parser_declspecs): ... here.
3598 * plugin.c (dump_active_plugins): Tidy output.
3600 2009-04-14 Diego Novillo <dnovillo@google.com>
3601 Le-Chun Wu <lcwu@google.com>
3603 * configure.ac: Add --enable-plugin support.
3604 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
3605 * Makefile.in (PLUGIN_H): Define.
3606 Export ENABLE_PLUGIN and GMPINC to site.exp.
3607 Add PLUGINLIBS to link command.
3608 Add/modify dependencies for plugin.o and files including plugin.h.
3610 * config.in: Regenerate.
3612 * opts.c (common_handle_option): Handle OPT_fplugin_ and
3615 2009-04-14 Le-Chun Wu <lcwu@google.com>
3617 * tree-pass.h (register_one_dump_file): Add a prototype for
3618 register_one_dump_file.
3619 * toplev.c (compile_file): Call initialize_plugins.
3620 (do_compile): Call invoke_plugin_callbacks.
3621 (toplev_main): Call invoke_plugin_callbacks.
3622 * common.opt: Add -fplugin= and -fplugin-arg-.
3623 * gcc-plugin.h: New public header file for plugins to include.
3624 * plugin.c: New source file.
3625 * plugin.h: New internal header file.
3626 * passes.c (register_one_dump_file): Make it external.
3628 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
3630 2009-04-14 Diego Novillo <dnovillo@google.com>
3632 * doc/plugins.texi: New.
3633 * doc/gccint.texi: Add reference to Plugins chapter.
3634 * doc/invoke.texi: Document -fplugin and -fplugin-arg
3635 * diagnostic.c (diagnostic_report_diagnostic): Warn about
3636 loaded plugins, if any.
3637 * timevar.def (TV_PLUGIN_INIT): Define.
3638 (TV_PLUGIN_RUN): Define.
3639 * plugin.c: Include timevar.h
3640 (plugins_active_p): New.
3641 (dump_active_plugins): New.
3642 (debug_active_plugins): New.
3644 2009-04-14 Joseph Myers <joseph@codesourcery.com>
3646 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
3648 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
3650 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
3652 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
3653 the same as a minus without a shift.
3655 2009-04-14 Nick Clifton <nickc@redhat.com>
3657 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
3658 comparisons with small integers will always produce a short
3661 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
3664 2008-12-19 Diego Novillo <dnovillo@google.com>
3666 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
3668 2009-04-14 Richard Guenther <rguenther@suse.de>
3670 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
3672 (verify_gimple_assign_binary): Likewise. Handle shifts and
3674 (verify_gimple_phi): Print the mismatched argument position.
3675 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3677 (vect_update_init_of_dr): Likewise.
3678 * matrix-reorg.c (transform_access_sites): Do what the
3680 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
3682 2009-04-13 Michael Eager <eager@eagercon.com>
3684 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
3685 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
3686 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
3687 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
3688 remove duplicate config
3690 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3692 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
3693 file_name:line_number type locator of the call site.
3695 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
3697 * genautomata.c: Put blank after comma.
3698 (automaton_decls): New.
3699 (struct unit_usage): Add comments to member next.
3700 (store_alt_unit_usage): Keep the list ordered.
3701 (unit_present_on_list_p, equal_alternatives_p): New.
3702 (check_regexp_units_distribution): Check units distribution
3703 correctness correctly.
3704 (main): Don't write automata if error is found. Return correct
3707 * config/m68k/cf.md (cfv4_ds): Remove.
3708 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
3709 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
3711 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
3712 power4-load-ext, power4-store, power4-store-update,
3713 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
3714 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
3715 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
3716 power4-sqrt, power4-isync): Modify reservation to make correct
3717 unit distribution to automata.
3719 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
3720 power5-store-update, power5-two, power5-three, power5-lmul,
3721 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
3723 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
3725 * except.c (pass_set_nothrow_function_flags): Set name and add
3727 (set_nothrow_function_flags): Mention in the dump file when
3728 changing a function to nothrow.
3730 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
3733 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
3734 instead of unsigned long.
3736 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3738 * config/arm/arm.c (return_used_this_function): Remove.
3739 (arm_output_function_prologue): Remove use of
3740 return_used_this_function.
3741 (output_return_instruction): Replace use of
3742 return_used_this_function
3743 by cfun->machine->return_used_this_function.
3744 (arm_output_epilogue): Likewise.
3745 (arm_output_function_epilogue): Likewise.
3746 (thumb_unexpanded_epilogue): Likewise.
3747 * config/arm/arm.h (struct machine_function):
3748 New member return_used_this_function.
3750 2009-04-12 Mark Mitchell <mark@codesourcery.com>
3752 * doc/install.texi: Correct description of default directory for
3753 --with-gxx-include-dir.
3755 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
3757 * fold-const.c (build_range_check): Properly deal with enumeral and
3760 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
3762 * doc/invoke.texi (max_gcse_passes): Remove documentation.
3763 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
3764 * params.h (MAX_GCSE_PASSES): Remove.
3765 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
3766 in sequence. Remove ability to run multiple passes.
3767 (bypass_jumps): Report run as third CPROP pass.
3769 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
3772 * except.c (can_throw_external): Look at each insn in a SEQUENCE
3773 when deciding whether the whole SEQUENCE can throw.
3775 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
3778 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
3779 offseted label references.
3781 2009-04-11 Jan Hubicka <jh@suse.cz>
3783 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
3785 2009-04-11 Richard Guenther <rguenther@suse.de>
3788 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
3789 return variables as TREE_ADDRESSABLE.
3791 2009-04-11 Richard Guenther <rguenther@suse.de>
3793 PR tree-optimization/39713
3794 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
3795 reference trees have SSA_NAME operands.
3797 2009-04-11 Richard Guenther <rguenther@suse.de>
3800 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
3801 address expressions.
3803 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
3805 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
3806 match changes in Cygwin 1.7
3807 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
3808 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
3810 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3812 PR tree-optimization/39701
3813 * doc/invoke.texi (Optimization Options): Document change in
3814 meaning and initialization of -fdelete-null-pointer-checks.
3816 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3819 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
3821 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
3824 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
3826 2009-04-10 Chao-ying Fu <fu@mips.com>
3828 * doc/tm.texi (Instruction Output): Document
3829 TARGET_ASM_FINAL_POSTSCAN_INSN.
3830 * target.h (final_postscan_insn): New field in asm_out.
3831 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3832 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
3833 * final.c (final_scan_insn): Call
3834 targetm.asm_out.final_postscan_insn after outputting
3835 an asm macro and a normal instruction.
3837 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
3838 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
3839 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
3840 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
3841 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3843 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3846 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
3847 variables as non-NULL even with -fdelete-null-pointer-checks.
3849 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3851 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
3853 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
3856 * config/i386/i386.c (classify_argument): Handle SCmode with
3857 (bit_offset % 64) != 0.
3859 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
3861 * doc/invoke.texi (Optimize Options): Add cross-reference to
3862 -Q --help=optimizers examples.
3864 2009-04-10 Ben Elliston <bje@au.ibm.com>
3867 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
3868 regalign for the reg == fpr and TDmode case.
3870 2009-04-09 David Ayers <ayers@fsfe.org>
3873 * objc/objc-act.c (warn_with_method): Remove helper function.
3874 (check_duplicates): Call warning and inform directly.
3875 (really_start_method): Likewise.
3877 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3879 * expmed.c (expand_divmod): Always use a comparison for a division
3880 by a large unsigned integer.
3882 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
3883 for things others than variables or functions as nonzero.
3885 2009-04-09 Nick Clifton <nickc@redhat.com>
3887 * unwind-compat.c: Change copyright header to refer to version
3888 3 of the GNU General Public License with version 3.1 of the
3889 GCC Runtime Library Exception and to point readers at the
3890 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
3891 * config/alpha/crtfastmath.c: Likewise.
3892 * config/alpha/linux-unwind.h: Likewise.
3893 * config/alpha/qrnnd.asm: Likewise.
3894 * config/alpha/vms-crt0-64.c: Likewise.
3895 * config/alpha/vms-crt0.c: Likewise.
3896 * config/alpha/vms-dwarf2.asm: Likewise.
3897 * config/alpha/vms-dwarf2eh.asm: Likewise.
3898 * config/alpha/vms-psxcrt0-64.c: Likewise.
3899 * config/alpha/vms-psxcrt0.c: Likewise.
3900 * config/alpha/vms_tramp.asm: Likewise.
3901 * config/arc/initfini.c: Likewise.
3902 * config/arc/lib1funcs.asm: Likewise.
3903 * config/arm/bpabi-v6m.S: Likewise.
3904 * config/arm/bpabi.S: Likewise.
3905 * config/arm/bpabi.c: Likewise.
3906 * config/arm/crti.asm: Likewise.
3907 * config/arm/crtn.asm: Likewise.
3908 * config/arm/ieee754-df.S: Likewise.
3909 * config/arm/ieee754-sf.S: Likewise.
3910 * config/arm/lib1funcs.asm: Likewise.
3911 * config/arm/libunwind.S: Likewise.
3912 * config/arm/linux-atomic.c: Likewise.
3913 * config/arm/mmintrin.h: Likewise.
3914 * config/arm/pr-support.c: Likewise.
3915 * config/arm/unaligned-funcs.c: Likewise.
3916 * config/arm/unwind-arm.c: Likewise.
3917 * config/arm/unwind-arm.h: Likewise.
3918 * config/avr/libgcc.S: Likewise.
3919 * config/bfin/crti.s: Likewise.
3920 * config/bfin/crtlibid.s: Likewise.
3921 * config/bfin/crtn.s: Likewise.
3922 * config/bfin/lib1funcs.asm: Likewise.
3923 * config/bfin/linux-unwind.h: Likewise.
3924 * config/cris/arit.c: Likewise.
3925 * config/cris/cris_abi_symbol.c: Likewise.
3926 * config/darwin-64.c: Likewise.
3927 * config/darwin-crt2.c: Likewise.
3928 * config/darwin-crt3.c: Likewise.
3929 * config/darwin.h: Likewise.
3930 * config/dbxelf.h: Likewise.
3931 * config/dfp-bit.c: Likewise.
3932 * config/dfp-bit.h: Likewise.
3933 * config/elfos.h: Likewise.
3934 * config/fixed-bit.c: Likewise.
3935 * config/fixed-bit.h: Likewise.
3936 * config/fp-bit.c: Likewise.
3937 * config/fp-bit.h: Likewise.
3938 * config/fr30/crti.asm: Likewise.
3939 * config/fr30/crtn.asm: Likewise.
3940 * config/fr30/lib1funcs.asm: Likewise.
3941 * config/freebsd-spec.h: Likewise.
3942 * config/frv/cmovd.c: Likewise.
3943 * config/frv/cmovh.c: Likewise.
3944 * config/frv/cmovw.c: Likewise.
3945 * config/frv/frvbegin.c: Likewise.
3946 * config/frv/frvend.c: Likewise.
3947 * config/frv/lib1funcs.asm: Likewise.
3948 * config/glibc-stdint.h: Likewise.
3949 * config/h8300/clzhi2.c: Likewise.
3950 * config/h8300/crti.asm: Likewise.
3951 * config/h8300/crtn.asm: Likewise.
3952 * config/h8300/ctzhi2.c: Likewise.
3953 * config/h8300/fixunssfsi.c: Likewise.
3954 * config/h8300/lib1funcs.asm: Likewise.
3955 * config/h8300/parityhi2.c: Likewise.
3956 * config/h8300/popcounthi2.c: Likewise.
3957 * config/i386/ammintrin.h: Likewise.
3958 * config/i386/att.h: Likewise.
3959 * config/i386/avxintrin.h: Likewise.
3960 * config/i386/biarch64.h: Likewise.
3961 * config/i386/bmmintrin.h: Likewise.
3962 * config/i386/cpuid.h: Likewise.
3963 * config/i386/cross-stdarg.h: Likewise.
3964 * config/i386/crtfastmath.c: Likewise.
3965 * config/i386/crtprec.c: Likewise.
3966 * config/i386/cygming-crtbegin.c: Likewise.
3967 * config/i386/cygming-crtend.c: Likewise.
3968 * config/i386/cygwin.asm: Likewise.
3969 * config/i386/emmintrin.h: Likewise.
3970 * config/i386/gmm_malloc.h: Likewise.
3971 * config/i386/gthr-win32.c: Likewise.
3972 * config/i386/i386.h: Likewise.
3973 * config/i386/immintrin.h: Likewise.
3974 * config/i386/linux-unwind.h: Likewise.
3975 * config/i386/linux64.h: Likewise.
3976 * config/i386/mm3dnow.h: Likewise.
3977 * config/i386/mmintrin-common.h: Likewise.
3978 * config/i386/mmintrin.h: Likewise.
3979 * config/i386/nmmintrin.h: Likewise.
3980 * config/i386/pmm_malloc.h: Likewise.
3981 * config/i386/pmmintrin.h: Likewise.
3982 * config/i386/smmintrin.h: Likewise.
3983 * config/i386/sol2-c1.asm: Likewise.
3984 * config/i386/sol2-ci.asm: Likewise.
3985 * config/i386/sol2-cn.asm: Likewise.
3986 * config/i386/sol2-gc1.asm: Likewise.
3987 * config/i386/tmmintrin.h: Likewise.
3988 * config/i386/unix.h: Likewise.
3989 * config/i386/w32-unwind.h: Likewise.
3990 * config/i386/wmmintrin.h: Likewise.
3991 * config/i386/x86-64.h: Likewise.
3992 * config/i386/x86intrin.h: Likewise.
3993 * config/i386/xmmintrin.h: Likewise.
3994 * config/ia64/crtbegin.asm: Likewise.
3995 * config/ia64/crtend.asm: Likewise.
3996 * config/ia64/crtfastmath.c: Likewise.
3997 * config/ia64/crti.asm: Likewise.
3998 * config/ia64/crtn.asm: Likewise.
3999 * config/ia64/fde-glibc.c: Likewise.
4000 * config/ia64/lib1funcs.asm: Likewise.
4001 * config/ia64/linux-unwind.h: Likewise.
4002 * config/ia64/quadlib.c: Likewise.
4003 * config/ia64/unwind-ia64.c: Likewise.
4004 * config/linux.h: Likewise.
4005 * config/m32c/m32c-lib1.S: Likewise.
4006 * config/m32c/m32c-lib2-trapv.c: Likewise.
4007 * config/m32c/m32c-lib2.c: Likewise.
4008 * config/m32r/initfini.c: Likewise.
4009 * config/m68hc11/larith.asm: Likewise.
4010 * config/m68hc11/m68hc11-crt0.S: Likewise.
4011 * config/m68k/cf.md: Likewise.
4012 * config/m68k/crti.s: Likewise.
4013 * config/m68k/crtn.s: Likewise.
4014 * config/m68k/lb1sf68.asm: Likewise.
4015 * config/m68k/linux-unwind.h: Likewise.
4016 * config/mcore/crti.asm: Likewise.
4017 * config/mcore/crtn.asm: Likewise.
4018 * config/mcore/lib1.asm: Likewise.
4019 * config/mips/linux-unwind.h: Likewise.
4020 * config/mips/loongson.h: Likewise.
4021 * config/mips/mips16.S: Likewise.
4022 * config/mmix/crti.asm: Likewise.
4023 * config/mmix/crtn.asm: Likewise.
4024 * config/pa/fptr.c: Likewise.
4025 * config/pa/hpux-unwind.h: Likewise.
4026 * config/pa/lib2funcs.asm: Likewise.
4027 * config/pa/linux-atomic.c: Likewise.
4028 * config/pa/linux-unwind.h: Likewise.
4029 * config/pa/milli64.S: Likewise.
4030 * config/pa/quadlib.c: Likewise.
4031 * config/pa/stublib.c: Likewise.
4032 * config/picochip/libgccExtras/adddi3.asm: Likewise.
4033 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
4034 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
4035 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
4036 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
4037 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
4038 * config/picochip/libgccExtras/divmod15.asm: Likewise.
4039 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
4040 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
4041 * config/picochip/libgccExtras/longjmp.asm: Likewise.
4042 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
4043 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
4044 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
4045 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
4046 * config/picochip/libgccExtras/setjmp.asm: Likewise.
4047 * config/picochip/libgccExtras/subdi3.asm: Likewise.
4048 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
4049 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
4050 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
4051 * config/rs6000/750cl.h: Likewise.
4052 * config/rs6000/altivec.h: Likewise.
4053 * config/rs6000/biarch64.h: Likewise.
4054 * config/rs6000/crtresfpr.asm: Likewise.
4055 * config/rs6000/crtresgpr.asm: Likewise.
4056 * config/rs6000/crtresxfpr.asm: Likewise.
4057 * config/rs6000/crtresxgpr.asm: Likewise.
4058 * config/rs6000/crtsavfpr.asm: Likewise.
4059 * config/rs6000/crtsavgpr.asm: Likewise.
4060 * config/rs6000/darwin-asm.h: Likewise.
4061 * config/rs6000/darwin-fallback.c: Likewise.
4062 * config/rs6000/darwin-fpsave.asm: Likewise.
4063 * config/rs6000/darwin-ldouble.c: Likewise.
4064 * config/rs6000/darwin-tramp.asm: Likewise.
4065 * config/rs6000/darwin-unwind.h: Likewise.
4066 * config/rs6000/darwin-vecsave.asm: Likewise.
4067 * config/rs6000/darwin-world.asm: Likewise.
4068 * config/rs6000/e500crtres32gpr.asm: Likewise.
4069 * config/rs6000/e500crtres64gpr.asm: Likewise.
4070 * config/rs6000/e500crtres64gprctr.asm: Likewise.
4071 * config/rs6000/e500crtrest32gpr.asm: Likewise.
4072 * config/rs6000/e500crtrest64gpr.asm: Likewise.
4073 * config/rs6000/e500crtresx32gpr.asm: Likewise.
4074 * config/rs6000/e500crtresx64gpr.asm: Likewise.
4075 * config/rs6000/e500crtsav32gpr.asm: Likewise.
4076 * config/rs6000/e500crtsav64gpr.asm: Likewise.
4077 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
4078 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
4079 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
4080 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
4081 * config/rs6000/eabi-ci.asm: Likewise.
4082 * config/rs6000/eabi-cn.asm: Likewise.
4083 * config/rs6000/eabi.asm: Likewise.
4084 * config/rs6000/linux-unwind.h: Likewise.
4085 * config/rs6000/linux64.h: Likewise.
4086 * config/rs6000/paired.h: Likewise.
4087 * config/rs6000/paired.md: Likewise.
4088 * config/rs6000/ppc64-fp.c: Likewise.
4089 * config/rs6000/ppu_intrinsics.h: Likewise.
4090 * config/rs6000/rs6000.h: Likewise.
4091 * config/rs6000/si2vmx.h: Likewise.
4092 * config/rs6000/sol-ci.asm: Likewise.
4093 * config/rs6000/sol-cn.asm: Likewise.
4094 * config/rs6000/spe.h: Likewise.
4095 * config/rs6000/spu2vmx.h: Likewise.
4096 * config/rs6000/sysv4.h: Likewise.
4097 * config/rs6000/tramp.asm: Likewise.
4098 * config/rs6000/vec_types.h: Likewise.
4099 * config/s390/linux-unwind.h: Likewise.
4100 * config/s390/tpf-unwind.h: Likewise.
4101 * config/score/crti.asm: Likewise.
4102 * config/score/crtn.asm: Likewise.
4103 * config/sh/crt1.asm: Likewise.
4104 * config/sh/crti.asm: Likewise.
4105 * config/sh/crtn.asm: Likewise.
4106 * config/sh/divtab-sh4-300.c: Likewise.
4107 * config/sh/divtab-sh4.c: Likewise.
4108 * config/sh/divtab.c: Likewise.
4109 * config/sh/lib1funcs-4-300.asm: Likewise.
4110 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
4111 * config/sh/lib1funcs.asm: Likewise.
4112 * config/sh/lib1funcs.h: Likewise.
4113 * config/sh/linux-atomic.asm: Likewise.
4114 * config/sh/linux-unwind.h: Likewise.
4115 * config/sh/shmedia.h: Likewise.
4116 * config/sh/sshmedia.h: Likewise.
4117 * config/sh/ushmedia.h: Likewise.
4118 * config/sparc/crtfastmath.c: Likewise.
4119 * config/sparc/linux-unwind.h: Likewise.
4120 * config/sparc/sol2-c1.asm: Likewise.
4121 * config/sparc/sol2-ci.asm: Likewise.
4122 * config/sparc/sol2-cn.asm: Likewise.
4123 * config/spu/divmodti4.c: Likewise.
4124 * config/spu/divv2df3.c: Likewise.
4125 * config/spu/float_disf.c: Likewise.
4126 * config/spu/float_unsdidf.c: Likewise.
4127 * config/spu/float_unsdisf.c: Likewise.
4128 * config/spu/float_unssidf.c: Likewise.
4129 * config/spu/mfc_multi_tag_release.c: Likewise.
4130 * config/spu/mfc_multi_tag_reserve.c: Likewise.
4131 * config/spu/mfc_tag_release.c: Likewise.
4132 * config/spu/mfc_tag_reserve.c: Likewise.
4133 * config/spu/mfc_tag_table.c: Likewise.
4134 * config/spu/multi3.c: Likewise.
4135 * config/spu/spu_internals.h: Likewise.
4136 * config/spu/spu_intrinsics.h: Likewise.
4137 * config/spu/spu_mfcio.h: Likewise.
4138 * config/spu/vec_types.h: Likewise.
4139 * config/spu/vmx2spu.h: Likewise.
4140 * config/stormy16/stormy16-lib2.c: Likewise.
4141 * config/svr4.h: Likewise.
4142 * config/sync.c: Likewise.
4143 * config/v850/lib1funcs.asm: Likewise.
4144 * config/vxlib-tls.c: Likewise.
4145 * config/vxlib.c: Likewise.
4146 * config/vxworks-dummy.h: Likewise.
4147 * config/xtensa/crti.asm: Likewise.
4148 * config/xtensa/crtn.asm: Likewise.
4149 * config/xtensa/ieee754-df.S: Likewise.
4150 * config/xtensa/ieee754-sf.S: Likewise.
4151 * config/xtensa/lib1funcs.asm: Likewise.
4152 * config/xtensa/lib2funcs.S: Likewise.
4153 * config/xtensa/linux-unwind.h: Likewise.
4154 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
4155 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
4156 * coretypes.h: Likewise.
4157 * crtstuff.c: Likewise.
4158 * defaults.h: Likewise.
4159 * dwarf2.h: Likewise.
4160 * emutls.c: Likewise.
4161 * gbl-ctors.h: Likewise.
4162 * gcov-io.h: Likewise.
4163 * ginclude/float.h: Likewise.
4164 * ginclude/iso646.h: Likewise.
4165 * ginclude/stdarg.h: Likewise.
4166 * ginclude/stdbool.h: Likewise.
4167 * ginclude/stddef.h: Likewise.
4168 * ginclude/stdfix.h: Likewise.
4169 * ginclude/stdint-gcc.h: Likewise.
4170 * ginclude/tgmath.h: Likewise.
4171 * gthr-aix.h: Likewise.
4172 * gthr-dce.h: Likewise.
4173 * gthr-gnat.c: Likewise.
4174 * gthr-gnat.h: Likewise.
4175 * gthr-lynx.h: Likewise.
4176 * gthr-mipssde.h: Likewise.
4177 * gthr-nks.h: Likewise.
4178 * gthr-posix.c: Likewise.
4179 * gthr-posix.h: Likewise.
4180 * gthr-posix95.h: Likewise.
4181 * gthr-rtems.h: Likewise.
4182 * gthr-single.h: Likewise.
4183 * gthr-solaris.h: Likewise.
4184 * gthr-tpf.h: Likewise.
4185 * gthr-vxworks.h: Likewise.
4186 * gthr-win32.h: Likewise.
4188 * libgcc2.c: Likewise.
4189 * libgcc2.h: Likewise.
4190 * libgcov.c: Likewise.
4191 * tsystem.h: Likewise.
4192 * typeclass.h: Likewise.
4193 * unwind-c.c: Likewise.
4194 * unwind-compat.h: Likewise.
4195 * unwind-dw2-fde-compat.c: Likewise.
4196 * unwind-dw2-fde-darwin.c: Likewise.
4197 * unwind-dw2-fde-glibc.c: Likewise.
4198 * unwind-dw2-fde.c: Likewise.
4199 * unwind-dw2-fde.h: Likewise.
4200 * unwind-dw2.c: Likewise.
4201 * unwind-dw2.h: Likewise.
4202 * unwind-generic.h: Likewise.
4203 * unwind-pe.h: Likewise.
4204 * unwind-sjlj.c: Likewise.
4205 * unwind.inc: Likewise.
4206 * config/arm/neon-gen.ml: Change generated copyright header to
4207 refer to version 3 of the GNU General Public License with
4208 version 3.1 of the GCC Runtime Library Exception and to point
4209 readers at the COPYING3 and COPYING3.RUNTIME files and the
4210 FSF's license web page.
4211 * config/arm/arm_neon.h: Regenerate.
4213 2009-04-09 Jakub Jelinek <jakub@redhat.com>
4215 * config/cris/cris.md: Change copyright header to refer to version
4216 3 of the GNU General Public License.
4217 * doc/install.texi2html: Change copyright header to refer to version
4218 3 of the GNU General Public License and to point readers at the
4219 COPYING3 file and the FSF's license web page.
4220 * config/vax/linux.h: Likewise.
4222 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
4224 * config/i386/i386.md (cmpcc): New.
4225 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
4226 (sync_compare_and_swap_cc*): Delete.
4228 * config/s390/s390.c (s390_compare_emitted): Remove.
4229 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
4230 s390_compare_emitted used to be handled. Assert that modes match.
4231 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
4232 refer to sync_compare_and_swap_ccsi.
4233 * config/s390/s390.h (s390_compare_emitted): Remove.
4234 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
4235 instead of s390_compare_emitted.
4236 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
4237 instead of s390_compare_emitted.
4238 * config/s390/s390.md (cmpcc): New.
4239 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
4240 CC_REGNUM, do not pretend it's set.
4241 (sync_compare_and_swap_cc*): Delete.
4242 * config/s390/predicates.md (cc_reg_operand): New.
4244 * expr.c (sync_compare_and_swap_cc): Delete.
4245 * optabs.h (sync_compare_and_swap_cc): Delete.
4246 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
4247 is being used with can_compare_p.
4248 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
4250 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
4251 look for a MODE_CC set instead. Use emit_store_flag.
4252 (expand_compare_and_swap_loop): Likewise, with some additional
4253 complication to avoid a force_reg when useless. Use
4254 emit_cmp_and_jump_insns.
4255 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
4256 * doc/md.texi (sync_compare_and_swap_cc): Merge with
4257 sync_compare_and_swap documentation.
4259 2009-04-09 Jan Hubicka <jh@suse.cz>
4261 * except.c (find_prev_try): Break out from ....
4262 (duplicate_eh_regions): ... here; properly update prev_try pointers
4263 when duplication part of tree.
4264 (dump_eh_tree): Improve dumping.
4265 (verify_eh_region): New.
4266 (verify_eh_tree): Use it.
4268 2009-04-06 Richard Guenther <rguenther@suse.de>
4270 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
4271 &ARRAY addresses by adjusting their types and prepending
4273 * tree-cfg.c (verify_gimple_assign_single): Verify that
4274 addresses are correct.
4276 2009-04-09 Richard Guenther <rguenther@suse.de>
4278 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
4279 indices into an array reference if possible.
4280 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4281 Fold POINTER_PLUS_EXPR statements with invariant address.
4283 2009-04-09 Alan Modra <amodra@bigpond.net.au>
4286 * config.gcc (powerpc64-*-linux*): Always build biarch.
4288 2009-04-09 Joseph Myers <joseph@codesourcery.com>
4291 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
4292 it and pedwarn if this results in an INTEGER_CST.
4294 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4296 * doc/install.texi: Update minimum GMP version. Remove obsolete
4297 text in MPFR section.
4299 2009-04-08 Jakub Jelinek <jakub@redhat.com>
4301 * dwarf2out.c (class_scope_p): New static inline.
4302 (class_or_namespace_scope_p): Use it.
4303 (gen_variable_die): Use DW_TAG_member tag for static data member
4304 declarations instead of DW_TAG_variable.
4307 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
4310 2009-04-08 Richard Guenther <rguenther@suse.de>
4312 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
4313 valueize random data.
4315 2009-04-08 David Edelsohn <edelsohn@gnu.org>
4317 * config.gcc (aix tm_file): Add aix-stdint.h.
4318 (aix tm clause use_gcc_stdint): Set to wrap.
4319 * config/rs6000/aix-stdint.h: New file.
4321 2009-04-08 Richard Guenther <rguenther@suse.de>
4324 * tree-dfa.c (add_referenced_var): Do not recurse into
4325 global initializers.
4326 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
4328 (fold_const_aggregate_ref): Likewise.
4330 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
4332 * recog.c (ordered_comparison_operator): New.
4333 * gensupport.c (std_preds): Add it.
4334 * doc/md.texi (Machine-Independent Predicates): Document it.
4336 2009-04-08 Jan Hubicka <jh@suse.cz>
4338 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
4339 * function.h (rtl_eh): Remove exception_handler_label_map.
4340 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
4341 remove_exception_handler_label, for_each_eh_label_1): Remove.
4342 (rtl_remove_unreachable_regions): Remove.
4343 (convert_from_eh_region_ranges): Do not remove unreachable regions.
4344 (find_exception_handler_labels): Don't build the hashtable.
4345 (maybe_remove_eh_handler): Remove.
4346 (for_each_eh_label): Rewrite to walk the tree.
4347 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
4348 * except.h (maybe_remove_eh_handler): Remove.
4349 * passes.c (init_optimization_passes): Schedule second EH cleanup
4351 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
4352 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
4354 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
4356 * genoutput.c (validate_optab_operands): New.
4357 (gen_insn, gen_expand): Call it.
4359 * genflags.c (gen_insn): Detect misused iterators.
4360 (main): Pass line_no to gen_insn, exit with status 1 on error.
4362 * genextract.c (line_no): Make global.
4363 (VEC_safe_set_locstr): Change assertion to error message.
4364 (main): Exit with status 1 on error.
4366 2009-04-08 Joseph Myers <joseph@codesourcery.com>
4370 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
4371 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
4372 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
4373 * c-convert.c (convert): Do not call fold on results of conversion
4374 functions when the result is a C_MAYBE_CONST_EXPR.
4375 * c-parser.c (c_parser_postfix_expression): Do not fold condition
4376 of __builtin_choose_expr.
4377 * c-typeck.c (remove_c_maybe_const_expr): New.
4378 (build_unary_op, build_conditional_expr, build_compound_expr,
4379 build_binary_op, c_objc_common_truthvalue_conversion): Call
4380 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
4383 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
4385 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
4386 CODE to produce a new one. Add a prototype to use fold_convert_const
4388 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
4391 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
4392 mix declarations and code.
4394 2009-04-08 Ben Elliston <bje@au.ibm.com>
4396 * gcc.c: Replace `CC' with `GCC' throughout.
4398 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
4400 * doc/invoke.texi: Document Atom support.
4402 2009-04-07 Jason Merrill <jason@redhat.com>
4405 * c-common.h, c-common.c: Add flag_pretty_templates.
4406 * c-opts.c (c_common_handle_option): Set it.
4407 * c.opt: Add -fno-pretty-templates.
4408 * doc/invoke.texi (C++ Dialect Options): Likewise.
4410 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
4412 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
4413 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
4414 (ia64_expand_builtin): Likewise.
4416 2009-04-07 Martin Jambor <mjambor@suse.cz>
4418 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
4419 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
4420 ADDR_EXPRS are include too.
4422 2009-04-07 Richard Guenther <rguenther@suse.de>
4424 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
4425 decls are only used if passes as parameters or if they are
4426 local statics and the call is not to a builtin.
4427 (call_may_clobber_ref_p_1): Likewise.
4429 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4431 * expr.c (do_store_flag): Remove last argument. Simplify code
4432 to avoid duplication of tests already done by can_compare_p.
4433 (expand_expr_real_1): Adjust caller.
4435 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4437 * optabs.c (can_compare_p): Test the predicate of a
4438 cbranch and cstore pattern.
4440 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4442 * expr.c (convert_move): Use emit_store_flag instead of
4445 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4447 * config/i386/i386.c (ix86_compare_emitted): Remove.
4448 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
4449 ix86_compare_op0 like ix86_compare_emitted used to be handled.
4450 * config/i386/i386.h (ix86_compare_emitted): Remove.
4451 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
4452 instead of ix86_compare_emitted.
4453 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
4455 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
4457 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
4458 Add t-sysroot-suffix to tmake_file.
4459 * config/print-sysroot-suffix.sh: New file.
4460 * config/t-sysroot-suffix: New file.
4462 2009-04-07 Ben Elliston <bje@au.ibm.com>
4464 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
4465 as the latter produces a warning when the target does not support
4468 2009-04-07 Ben Elliston <bje@au.ibm.com>
4470 * dfp.c: Replace type punning assignments with memcpy throughout.
4471 * Makefile.in (dfp.o-warn): Remove.
4473 2009-04-07 Alan Modra <amodra@bigpond.net.au>
4476 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
4477 Include soft-fp/t-softfp after rs6000/t-linux64.
4479 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
4481 * stor-layout.c (set_sizetype): Use the full precision of their
4482 machine mode for bitsize types.
4484 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
4486 * config/i386/i386.md: Revert 2 accidental checkins.
4488 2009-04-06 Joey Ye <joey.ye@intel.com>
4489 Xuepeng Guo <xuepeng.guo@intel.com>
4490 H.J. Lu <hongjiu.lu@intel.com>
4492 Atom pipeline model, tuning and insn selection.
4493 * config.gcc (atom): Add atom config options and target.
4495 * config/i386/atom.md: New.
4497 * config/i386/i386.c (atom_cost): New cost.
4498 (m_ATOM): New macro flag.
4499 (initial_ix86_tune_features): Set m_ATOM.
4500 (x86_accumulate_outgoing_args): Likewise.
4501 (x86_arch_always_fancy_math_387): Likewise.
4502 (processor_target): Add Atom cost.
4503 (cpu_names): Add Atom cpu name.
4504 (override_options): Set Atom ISA.
4505 (ix86_issue_rate): New case PROCESSOR_ATOM.
4506 (ix86_adjust_cost): Likewise.
4508 * config/i386/i386.h (TARGET_ATOM): New target macro.
4509 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
4510 (TARGET_OPT_AGU): New target option.
4511 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
4512 (processor_type): Add PROCESSOR_ATOM.
4514 * config/i386/i386.md (cpu): Add new value "atom".
4515 (use_carry, movu): New attr.
4516 (atom.md): Include atom.md.
4517 (adddi3_carry_rex64): Set attr "use_carry".
4518 (addqi3_carry): Likewise.
4519 (addhi3_carry): Likewise.
4520 (addsi3_carry): Likewise.
4521 (*addsi3_carry_zext): Likewise.
4522 (subdi3_carry_rex64): Likewise.
4523 (subqi3_carry): Likewise.
4524 (subhi3_carry): Likewise.
4525 (subsi3_carry): Likewise.
4526 (x86_movdicc_0_m1_rex64): Likewise.
4527 (*x86_movdicc_0_m1_se): Likewise.
4528 (x86_movsicc_0_m1): Likewise.
4529 (*x86_movsicc_0_m1_se): Likewise.
4530 (*adddi_1_rex64): Emit add insn as much as possible.
4531 (*addsi_1): Likewise.
4532 (return_internal): Set atom_unit.
4533 (return_internal_long): Likewise.
4534 (return_pop_internal): Likewise.
4535 (*rcpsf2_sse): Set atom_sse_attr attr.
4536 (*qrt<mode>2_sse): Likewise.
4537 (*prefetch_sse): Likewise.
4539 * config/i386/i386-c.c (ix86_target_macros_internal): New case
4541 (ix86_target_macros_internal): Likewise.
4543 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
4544 (*prefetch_sse_rex): Likewise.
4545 (sse_rcpv4sf2): Likewise.
4546 (sse_vmrcpv4sf2): Likewise.
4547 (sse_sqrtv4sf2): Likewise.
4548 (<sse>_vmsqrt<mode>2): Likewise.
4549 (sse_ldmxcsr): Likewise.
4550 (sse_stmxcsr): Likewise.
4551 (*sse_sfence): Likewise.
4552 (sse2_clflush): Likewise.
4553 (*sse2_mfence): Likewise.
4554 (*sse2_lfence): Likewise.
4555 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
4556 (<sse>_movup<ssemodesuffixf2c>): Likewise.
4557 (avx_movdqu<avxmodesuffix>): Likewise.
4558 (avx_lddqu<avxmodesuffix>): Likewise.
4559 (sse2_movntv2di): Change attr "type" to "ssemov".
4560 (sse2_movntsi): Likewise.
4561 (rsqrtv8sf2): Change attr "type" to "sseadd".
4562 (sse3_addsubv2df3): Set attr "atom_unit".
4563 (sse3_h<plusminus_insn>v4sf3): Likewise.
4564 (*sse2_pmaddwd): Likewise.
4565 (*vec_extractv2di_1_rex64): Likewise.
4566 (*vec_extractv2di_1_avx): Likewise.
4567 (sse2_psadbw): Likewise.
4568 (ssse3_phaddwv8hi3): Likewise.
4569 (ssse3_phaddwv4hi3): Likewise.
4570 (ssse3_phadddv4si3): Likewise.
4571 (ssse3_phadddv2si3): Likewise.
4572 (ssse3_phaddswv8hi3): Likewise.
4573 (ssse3_phaddswv4hi3): Likewise.
4574 (ssse3_phsubwv8hi3): Likewise.
4575 (ssse3_phsubwv4hi3): Likewise.
4576 (ssse3_phsubdv4si3): Likewise.
4577 (ssse3_phsubdv2si3): Likewise.
4578 (ssse3_phsubswv8hi3): Likewise.
4579 (ssse3_phsubswv4hi3): Likewise.
4580 (ssse3_pmaddubsw128): Likewise.
4581 (sse3_pmaddubsw: Likewise.
4582 (ssse3_palignrti): Likewise.
4583 (ssse3_palignrdi): Likewise.
4585 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
4587 * doc/install.texi (Specific): Fix two cross-references to MinGW.
4589 2009-04-06 Richard Guenther <rguenther@suse.de>
4591 PR tree-optimization/28868
4592 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
4593 of which PHI results we inserted.
4594 (insert_into_preds_of_block): Record inserted PHIs.
4595 (eliminate): Eliminate redundant PHI nodes.
4596 (init_pre): Init inserted_phi_names.
4598 2009-04-06 Richard Guenther <rguenther@suse.de>
4600 PR tree-optimization/39643
4601 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
4602 IMAGPART_EXPRs of complex constants.
4603 (execute_fold_all_builtins): If we folded a call queue
4604 TODO_update_address_taken.
4606 2009-04-06 Jan Hubicka <jh@suse.cz>
4609 * except.c (remove_unreachable_regions): Propagate may_contain_throw
4612 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
4614 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
4616 (ic_invalidate_array): Likewise.
4618 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
4620 * calls.c (emit_library_call_value_1): Fix a problem with parameter
4621 alignment for library calls.
4623 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
4625 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
4626 (mingw32 tm clause use_gcc_stdint): Set to wrap.
4627 * config/i386/mingw-stdint.h: New file.
4629 2009-04-05 Richard Guenther <rguenther@suse.de>
4631 PR tree-optimization/39648
4632 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
4633 our &A vs. &A[0] IL deficiencies.
4635 2009-04-04 Jan Hubicka <jh@suse.cz>
4637 * except.c (sjlj_find_directly_reachable_regions): Be ready for
4638 removed toplevel regions.
4639 (sjlj_mark_call_sites): Likewise.
4641 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
4643 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
4644 (cygwin tm clause use_gcc_stdint): Set to wrap.
4645 * config/i386/cygwin-stdint.h: New file.
4647 2009-04-04 Richard Guenther <rguenther@suse.de>
4649 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
4650 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
4651 single-argument PHIs if we are in loop-closed SSA form.
4652 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
4653 for the pre-condition.
4654 (slpeel_tree_peel_loop_to_edge): Likewise.
4655 (vect_build_loop_niters): Take an optional sequence to append stmts.
4656 (vect_generate_tmps_on_preheader): Likewise.
4657 (vect_do_peeling_for_loop_bound): Take extra guards for the
4659 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
4660 the cost model check.
4661 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
4662 guards if we are going to peel. Do not apply versioning in that case.
4663 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
4664 (vect_do_peeling_for_loop_bound): Likewise.
4665 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
4666 loop bound only record extra pre-conditions, do not apply loop
4669 2009-04-04 Richard Guenther <rguenther@suse.de>
4671 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
4674 2009-04-04 Jan Hubicka <jh@suse.cz>
4676 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
4677 last_basic_block for size of bb->index indexed array.
4678 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
4679 compute_out, link_btr_uses, build_btr_def_use_webs,
4680 build_btr_def_use_webs, migrate_btr_defs): Likewise.
4682 2009-04-04 Jan Hubicka <jh@suse.cz>
4684 * except.c (remove_eh_handler_and_replace): Break out from ...
4685 (remove_eh_handler): ... here.
4686 (bring_to_root): New function.
4687 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
4688 handled ones, bring others to root of tree.
4690 2009-04-04 Jan Hubicka <jh@suse.cz>
4692 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
4693 (all_phis_safe_to_merge): New function.
4694 (update_info): New structure.
4695 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
4696 (cleanup_empty_eh): Update SSA if possible.
4698 2009-04-04 Richard Guenther <rguenther@suse.de>
4700 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
4701 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
4702 (append_vuse): Likewise.
4704 2009-04-04 Jakub Jelinek <jakub@redhat.com>
4706 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
4707 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
4708 instead of REG_UNSAVED for DW_CFA_undefined.
4709 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
4710 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
4713 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
4716 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
4717 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
4718 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
4720 2009-04-04 Richard Guenther <rguenther@suse.de>
4722 PR tree-optimization/8781
4723 PR tree-optimization/37892
4724 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
4725 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
4726 (valueize_refs): Call it for *& valueizations.
4727 (shared_reference_ops_from_ref): Rename to ...
4728 (valueize_shared_reference_ops_from_ref): ... this and valueize.
4729 (shared_reference_ops_from_call): Rename to ...
4730 (valueize_shared_reference_ops_from_call): ... this and valueize.
4731 (vn_reference_lookup): Update.
4732 (visit_reference_op_call): Likewise.
4733 * tree-ssa-pre.c (phi_translate_1): Fold *&.
4734 (eliminate): Value-replace the call address in call statements.
4736 2009-04-04 Richard Guenther <rguenther@suse.de>
4738 PR tree-optimization/39636
4739 * tree-ssa-forwprop.c
4740 (forward_propagate_addr_into_variable_array_index): Check for
4741 GIMPLE_ASSIGN before accessing the rhs code.
4743 2009-04-03 Jason Merrill <jason@redhat.com>
4745 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
4747 2009-04-03 Steve Ellcey <sje@cup.hp.com>
4749 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
4750 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
4751 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
4752 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
4753 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
4754 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
4755 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
4756 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
4757 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
4758 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
4759 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
4760 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
4761 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
4762 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
4763 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
4764 Use fr_reg_or_fp01_operand instead of fr_register_operand
4766 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
4767 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
4768 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
4770 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
4772 PR rtl-optimization/39607
4773 PR rtl-optimization/39631
4777 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4778 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4779 instead of DF_LR_OUT.
4780 * ira-lives.c (process_bb_node_lives): Ditto.
4781 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4782 instead of DF_LR_{OUT,IN}.
4783 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4784 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4786 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
4788 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
4789 (execute_lower_omp): Always run but take the short way out if -fopenmp
4791 (gate_lower_omp): Remove, forcing the pass manager to always run the
4792 pass and always set PROP_gimple_lomp.
4793 (pass_lower_omp): Remove gate function.
4794 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
4795 PROP_trees. Instead, require it.
4796 * ipa-cp.c (pass_ipa_cp): Likewise.
4797 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
4798 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
4799 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
4800 and PROP_gimple_leh.
4802 2009-04-03 Richard Guenther <rguenther@suse.de>
4805 PR tree-optimization/23940
4806 PR tree-optimization/33237
4809 PR tree-optimization/36201
4810 PR tree-optimization/36230
4811 PR tree-optimization/38049
4812 PR tree-optimization/38207
4813 PR tree-optimization/38230
4814 PR tree-optimization/38301
4815 PR tree-optimization/38585
4817 PR tree-optimization/38985
4818 PR tree-optimization/39299
4819 * tree-ssa-structalias.h: Remove.
4820 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
4821 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
4822 (struct vuse_element_d): Remove.
4823 (struct vuse_vec_d): Likewise.
4824 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
4825 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
4826 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
4827 VUSE_ELEMENT_VAR): Likewise.
4828 (struct voptype_d): Likewise.
4829 (NUM_VOP_FREE_BUCKETS): Likewise.
4830 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
4831 (struct stmt_operands_d): Remove.
4832 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
4833 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
4834 VDEF_NUM, VDEF_VECT): Likewise.
4835 (copy_virtual_operands): Remove.
4836 (operand_build_cmp): Likewise.
4837 (create_ssa_artificial_load_stmt): Likewise.
4838 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
4839 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
4840 vuse_index and mayuse_index members. Pack and move done and iter_type
4841 members to the front.
4842 (SSA_OP_VMAYUSE): Remove.
4843 (SSA_OP_VIRTUAL_USES): Adjust.
4844 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
4845 (unlink_stmt_vdef): Declare.
4846 (add_to_addressable_set): Remove.
4847 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
4848 (vrp_visit_stmt): Likewise.
4849 * doc/tree-ssa.texi (Alias analysis): Update.
4850 * doc/invoke.texi (max-aliased-vops): Remove docs.
4851 (avg-aliased-vops): Likewise.
4852 * tree-into-ssa.c (syms_to_rename): Remove.
4853 (need_to_update_vops_p): Likewise.
4854 (need_to_initialize_update_ssa_p): Rename to ...
4855 (update_ssa_initialized_fn): ... this. Track function we are
4857 (symbol_marked_for_renaming): Simplify.
4858 (add_new_name_mapping): Do not set need_to_update_vops_p.
4859 (dump_currdefs): Use SYMS_TO_RENAME.
4860 (rewrite_update_stmt): Always walk all uses/defs.
4861 (dump_update_ssa): Adjust.
4862 (init_update_ssa): Take function argument. Track what we are
4864 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
4865 (create_new_def_for): Initialize for cfun, assert we are initialized
4867 (mark_sym_for_renaming): Simplify.
4868 (mark_set_for_renaming): Do not initialize update-ssa.
4869 (need_ssa_update_p): Simplify. Take function argument.
4870 (name_mappings_registered_p): Assert we ask for the correct function.
4871 (name_registered_for_update_p): Likewise.
4872 (ssa_names_to_replace): Likewise.
4873 (release_ssa_name_after_update_ssa): Likewise.
4874 (update_ssa): Likewise. Use SYMS_TO_RENAME.
4875 (dump_decl_set): Do not print a newline.
4876 (debug_decl_set): Do it here.
4877 (dump_update_ssa): And here.
4878 * tree-ssa-loop-im.c (move_computations): Adjust.
4879 (movement_possibility): Likewise.
4880 (determine_max_movement): Likewise.
4881 (gather_mem_refs_stmt): Likewise.
4882 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
4884 * tree-complex.c (update_all_vops): Remove.
4885 (expand_complex_move): Adjust.
4886 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
4887 Simplify test for memory referencing statement. Exclude
4888 non-invariant ADDR_EXPRs.
4889 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
4890 * tree-loop-distribution.c (generate_memset_zero): Adjust.
4891 (rdg_flag_uses): Likewise.
4892 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
4894 (tree_optimize_tail_calls_1): Also split the
4895 edge from the entry block if we have degenerate PHI nodes in
4896 the first basic block.
4897 * tree.c (init_ttree): Remove memory-tag related code.
4898 (tree_code_size): Likewise.
4899 (tree_node_structure): Likewise.
4900 (build7_stat): Re-write to be build6_stat.
4901 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
4902 (SSA_VAR_P): Adjust.
4903 (struct tree_memory_tag): Remove.
4904 (struct tree_memory_partition_tag): Likewise.
4905 (union tree_node): Adjust.
4906 (build7): Re-write to be build6.
4907 * tree-pass.h (pass_reset_cc_flags): Remove.
4908 (TODO_update_address_taken): New flag.
4909 (pass_simple_dse): Remove.
4910 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4911 * params.h (MAX_ALIASED_VOPS): Remove.
4912 (AVG_ALIASED_VOPS): Likewise.
4913 * omp-low.c (expand_omp_taskreg): Update SSA form.
4914 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4915 aliases the lhs in a copy stmt.
4916 * tree-ssa-dse.c (struct address_walk_data): Remove.
4917 (memory_ssa_name_same): Likewise.
4918 (memory_address_same): Likewise.
4919 (get_kill_of_stmt_lhs): Likewise.
4920 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4921 unused stores. Look through PHI nodes into post-dominated regions.
4922 (dse_optimize_stmt): Simplify. Properly remove stores.
4923 (tree_ssa_dse): Compute dominators.
4924 (execute_simple_dse): Remove.
4925 (pass_simple_dse): Likewise.
4926 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4927 gimple_loaded_syms and gimple_stored_syms computation.
4928 * toplev.c (dump_memory_report): Dump alias and pta stats.
4929 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4930 (vn_reference_eq): Likewise.
4931 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4932 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4933 valueize_vuses): Remove.
4934 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4935 (get_def_ref_stmt_vuse): ... this.
4936 (vn_reference_lookup_2): New function.
4937 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4938 walking equivalent vuses. Simplify.
4939 (vn_reference_lookup): Likewise.
4940 (vn_reference_insert): Likewise.
4941 (vn_reference_insert_pieces): Likewise.
4942 (visit_reference_op_call): Simplify.
4943 (visit_reference_op_load): Likewise.
4944 (visit_reference_op_store): Likewise.
4945 (init_scc_vn): Remove shared_lookup_vuses initialization.
4946 (free_scc_vn): Remove shared_lookup_vuses freeing.
4947 (sort_vuses, sort_vuses_heap): Remove.
4948 (get_ref_from_reference_ops): Export.
4949 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4950 vector with single vuse pointer.
4951 (vn_reference_lookup_pieces, vn_reference_lookup,
4952 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4953 (shared_vuses_from_stmt): Remove.
4954 (get_ref_from_reference_ops): Declare.
4955 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4956 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4957 memory-tag related code.
4958 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4959 (likely_value): Add comment, skip static-chain of call statements.
4960 (surely_varying_stmt_p): Adjust.
4961 (gimplify_and_update_call_from_tree): Likewise.
4962 (execute_fold_all_builtins): Do not rebuild alias info.
4963 (gimplify_and_update_call_from_tree): Properly update VOPs.
4964 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4965 (copy_ref_info): Remove memory-tag related code.
4966 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4967 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4968 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4970 * tree-ssa-dom.c (gimple_p): Remove typedef.
4971 (eliminate_redundant_computations): Adjust.
4972 (record_equivalences_from_stmt): Likewise.
4973 (avail_expr_hash): Likewise.
4974 (avail_expr_eq): Likewise.
4975 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4976 (stmt_makes_single_load): Likewise.
4977 (stmt_makes_single_store): Likewise.
4978 * tree-ssa-alias.c: Rewrite completely.
4979 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4980 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4981 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4982 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4983 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4984 Remove public functions.
4985 (pass_reset_cc_flags): Remove.
4986 (pass_build_alias): Move ...
4987 * tree-ssa-structalias.c (pass_build_alias): ... here.
4988 * tree-ssa-alias.c (may_be_aliased): Move ...
4989 * tree-flow-inline.h (may_be_aliased): ... here.
4990 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4991 count_uses_and_derefs): Move ...
4992 * gimple.c: ... here.
4993 * gimple.h (count_uses_and_derefs): Declare.
4994 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4995 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4996 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4997 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4998 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4999 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
5000 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
5002 * tree-dfa.c (refs_may_alias_p): Move ...
5003 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
5004 * tree-ssa-alias.h: New file.
5005 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
5006 (statement_sink_location): Likewise.
5007 * opts.c (decode_options): Do not adjust max-aliased-vops or
5008 avg-aliased-vops values.
5009 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
5010 (TV_CALL_CLOBBER): Likewise.
5011 (TV_FLOW_SENSITIVE): Likewise.
5012 (TV_FLOW_INSENSITIVE): Likewise.
5013 (TV_MEMORY_PARTITIONING): Likewise.
5014 (TV_ALIAS_STMT_WALK): New timevar.
5015 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
5016 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
5017 (get_address_description): Remove memory-tag related code.
5018 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
5019 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
5020 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
5021 and immediate uses in statements. Document.
5022 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
5023 (dump_symbols): Remove.
5024 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
5025 * alias.c (get_deref_alias_set): New function split out from ...
5026 (get_alias_set): ... here.
5027 * alias.h (get_deref_alias_set): Declare.
5028 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
5029 type parameter. Remove restrict pointer handling. Create a
5030 ref-all pointer in case type-based alias sets do not conflict.
5031 (vect_analyze_data_refs): Remove SMT related code.
5032 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
5033 (vectorizable_load): Likewise.
5034 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
5035 (DR_SYMBOL_TAG, DR_VOPS): Remove.
5036 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
5037 Ignore vops and SMTs.
5038 (dr_analyze_alias): Likewise..
5039 (free_data_ref): Likewise.
5040 (create_data_ref): Likewise.
5041 (analyze_all_data_dependences): Likewise.
5042 (get_references_in_stmt): Adjust.
5043 * tree-flow-inline.h (gimple_aliases_computed_p,
5044 gimple_addressable_vars, gimple_call_clobbered_vars,
5045 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
5046 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
5047 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
5048 gimple_mem_ref_stats): Remove.
5049 (gimple_vop): New function.
5050 (op_iter_next_use): Remove vuses and mayuses cases.
5051 (op_iter_next_def): Remove vdefs case.
5052 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
5053 (clear_and_done_ssa_iter): Do not set removed fields.
5054 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
5055 Assert we are not iterating over vuses or vdefs if not also
5056 iterating over uses or defs.
5057 (op_iter_init_use): Likewise.
5058 (op_iter_init_def): Likewise.
5059 (op_iter_next_vdef): Remove.
5060 (op_iter_next_mustdef): Likewise.
5061 (op_iter_init_vdef): Likewise.
5062 (compare_ssa_operands_equal): Likewise.
5063 (link_use_stmts_after): Handle vuse operand.
5064 (is_call_used): Use is_call_clobbered.
5065 (is_call_clobbered): Global variables are always call clobbered,
5066 query the call-clobbers bitmap.
5067 (mark_call_clobbered): Ignore global variables.
5068 (clear_call_clobbered): Likewise.
5069 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
5070 virtual operands sanity check.
5071 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
5073 (TARGET_MEM_REF): Remove TMR_TAG operand.
5074 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
5075 Remove call-clobber related code.
5076 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
5077 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
5078 partitions or escape reason.
5079 (get_single_def_stmt, get_single_def_stmt_from_phi,
5080 get_single_def_stmt_with_phi): Remove.
5081 (dump_referenced_vars): Tidy.
5082 (get_ref_base_and_extent): Allow bare decls.
5083 (collect_dfa_stats): Adjust.
5084 * graphite.c (rename_variables_in_stmt): Adjust.
5085 (graphite_copy_stmts_from_block): Likewise.
5086 (translate_clast): Likewise.
5087 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
5089 (translate_vuse_through_block): Use the oracle.
5090 (phi_translate_1): Adjust.
5091 (value_dies_in_block_x): Use the oracle. Cache the outcome
5093 (valid_in_sets): Check if the VUSE for
5094 a REFERENCE is available.
5095 (eliminate): Do not remove stmts during elimination,
5096 instead queue and remove them afterwards.
5097 (do_pre): Do not rebuild alias info.
5098 (pass_pre): Run TODO_rebuild_alias before PRE.
5099 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
5100 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
5101 (mark_all_v_defs_stmt): Remove.
5102 (mark_all_v_defs_seq): Adjust.
5103 (sra_replace): Likewise.
5104 (scalarize_use): Likewise.
5105 (scalarize_copy): Likewise.
5106 (scalarize_init): Likewise.
5107 (scalarize_ldst): Likewise.
5108 (todoflags): Remove.
5109 (tree_sra): Do not rebuild alias info.
5110 (tree_sra_early): Adjust.
5111 (pass_sra): Run TODO_update_address_taken before SRA.
5112 * tree-predcom.c (set_alias_info): Remove.
5113 (prepare_initializers_chain): Do not call it.
5114 (mark_virtual_ops_for_renaming): Adjust.
5115 (mark_virtual_ops_for_renaming_list): Remove.
5116 (initialize_root_vars): Adjust.
5117 (initialize_root_vars_lm): Likewise.
5118 (prepare_initializers_chain): Likewise.
5119 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
5120 (may_propagate_copy_into_stmt): Likewise.
5121 (merge_alias_info): Do nothing for now.
5122 (propagate_tree_value_into_stmt): Adjust.
5123 (stmt_may_generate_copy): Likewise.
5124 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
5125 not mark symbols for renaming.
5126 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
5127 with the same statement, make sure to update the new pointed-to one.
5128 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
5129 call statements, do not mark symbols for renaming.
5130 (mark_operand_necessary): Dump something.
5131 (ref_may_be_aliased): New function.
5132 (mark_aliased_reaching_defs_necessary_1): New helper function.
5133 (mark_aliased_reaching_defs_necessary): Likewise.
5134 (mark_all_reaching_defs_necessary_1): Likewise.
5135 (mark_all_reaching_defs_necessary): Likewise.
5136 (propagate_necessity): Do not process virtual PHIs. For
5137 non-aliased loads mark all reaching definitions as necessary.
5138 For aliased loads and stores mark the immediate dominating
5139 aliased clobbers as necessary.
5140 (visited): New global static.
5141 (perform_tree_ssa_dce): Free visited bitmap after propagating
5143 (remove_dead_phis): Perform simple dead virtual PHI removal.
5144 (remove_dead_stmt): Properly unlink virtual operands when
5146 (eliminate_unnecessary_stmts): Schedule PHI removal after
5148 * tree-ssa-ter.c (is_replaceable_p): Adjust.
5149 (process_replaceable): Likewise.
5150 (find_replaceable_in_bb): Likewise.
5151 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
5152 based on the single gimple vop.
5153 (verify_flow_insensitive_alias_info): Remove.
5154 (verify_flow_sensitive_alias_info): Likewise.
5155 (verify_call_clobbering): Likewise.
5156 (verify_memory_partitions): Likewise.
5157 (verify_alias_info): Likewise.
5158 (verify_ssa): Adjust..
5159 (execute_update_addresses_taken): Export. Update SSA
5160 manually. Optimize only when optimizing. Use a local bitmap.
5161 (pass_update_address_taken): Remove TODO_update_ssa, add
5163 (pass_update_address_taken): Just use TODO_update_address_taken.
5164 (init_tree_ssa): Do not initialize addressable_vars.
5165 (verify_ssa): Verify new VUSE / VDEF properties.
5166 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
5167 Do not call verify_alias_info.
5168 (delete_tree_ssa): Clear the VUSE, VDEF operands.
5169 Do not free the loaded and stored syms bitmaps. Reset the escaped
5170 and callused solutions. Do not free addressable_vars.
5171 Remove memory-tag related code.
5172 (warn_uninitialized_var): Aliases are always available.
5173 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
5174 * lambda-code.c (can_put_in_inner_loop): Adjust.
5175 (can_put_after_inner_loop): Likewise.
5176 (perfect_nestify): Likewise.
5177 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
5178 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
5179 (vectorizable_conversion): Do not mark symbols for renaming.
5180 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
5181 (expand_call_inline): Unlink the calls virtual operands before
5183 (tree_function_versioning): Do not call update_ssa if we are not
5184 updating clones. Simplify.
5185 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
5186 (propagate_with_phi): Likewise..
5187 * tree-outof-ssa.c (create_temp): Remove memory tag and call
5188 clobber code. Assert we are not aliased or global.
5189 * tree-flow.h: Include tree-ssa-alias.h
5190 (enum escape_type): Remove.
5191 (struct mem_sym_stats_d): Likewise.
5192 (struct mem_ref_stats_d): Likewise.
5193 (struct gimple_df): Add vop member. Remove global_var,
5194 call_clobbered_vars, call_used_vars, addressable_vars,
5195 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
5196 escaped and callused members.
5197 (struct ptr_info_def): Remove all members, add points-to solution
5199 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
5200 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
5201 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
5202 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
5203 (tree-ssa-alias.o): Likewise.
5204 (toplev.o): Add tree-ssa-alias.h
5205 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
5206 * gimple.c (gimple_set_bb): Fix off-by-one error.
5207 (is_gimple_reg): Do not handle memory tags.
5208 (gimple_copy): Also copy virtual operands.
5209 Delay updating the statement. Do not reset loaded and stored syms.
5210 (gimple_set_stored_syms): Remove.
5211 (gimple_set_loaded_syms): Likewise.
5212 (gimple_call_copy_skip_args): Copy the virtual operands
5213 and mark the new statement modified.
5214 * tree-ssa-structalias.c (may_alias_p): Remove.
5215 (set_uids_in_ptset): Take the alias set to prune with as
5216 parameter. Fold in the alias test of may_alias_p.
5217 (compute_points_to_sets): Compute whether a ptr is dereferenced
5219 (process_constraint): Deal with &ANYTHING on the lhs, reject all
5220 other ADDRESSOF constraints on the lhs.
5221 (get_constraint_for_component_ref): Assert that we don't get
5222 ADDRESSOF constraints from the base of the reference.
5223 Properly generate UNKNOWN_OFFSET for DEREF if needed.
5224 (struct variable_info): Remove collapsed_to member.
5225 (get_varinfo_fc): Remove.
5226 (new_var_info): Do not set collapsed_to.
5227 (dump_constraint): Do not follow cycles.
5228 (dump_constraint_graph): Likewise.
5229 (build_pred_graph): Likewise.
5230 (build_succ_graph): Likewise.
5231 (rewrite_constraints): Likewise.
5232 (do_simple_structure_copy): Remove.
5233 (do_rhs_deref_structure_copy): Remove.
5234 (do_lhs_deref_structure_copy): Remove.
5235 (collapse_rest_of_var): Remove.
5236 (do_structure_copy): Re-implement.
5237 (pta_stats): New global variable.
5238 (dump_pta_stats): New function.
5239 (struct constraint_expr): Make offset signed.
5240 (UNKNOWN_OFFSET): Define special value.
5241 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
5242 (solution_set_expand): New helper function split out from ...
5243 (do_sd_constraint): ... here.
5244 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
5245 (do_ds_constraint): Likewise.
5246 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
5247 and CALLUSED = *CALLUSED.
5248 (set_union_with_increment): Make inc argument signed.
5249 (type_safe): Remove.
5250 (get_constraint_for_ptr_offset): Handle unknown and negative
5252 (first_vi_for_offset): Handle offsets before start. Bail
5253 out early for offsets beyond the variable extent.
5254 (first_or_preceding_vi_for_offset): New function.
5255 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
5256 Together with ESCAPED = *ESCAPED this properly computes reachability.
5257 (find_what_var_points_to): New function.
5258 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
5259 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
5260 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
5261 pt_solutions_intersect): New functions.
5262 (compute_call_used_vars): Remove.
5263 (compute_may_aliases): New main entry into PTA computation.
5264 * gimple.h (gimple_p): New typedef.
5265 (struct gimple_statement_base): Remove references_memory_p.
5266 (struct gimple_statement_with_memory_ops_base): Remove
5267 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
5269 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
5270 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
5271 gimple_set_references_memory): Remove.
5272 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
5273 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
5275 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
5276 (verify_expr): Allow RESULT_DECL.
5277 (gimple_duplicate_bb): Do not copy virtual operands.
5278 (gimple_duplicate_sese_region): Adjust.
5279 (gimple_duplicate_sese_tail): Likewise.
5280 (mark_virtual_ops_in_region): Remove.
5281 (move_sese_region_to_fn): Do not call it.
5282 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
5283 and pass_simple_dse.
5284 (execute_function_todo): Handle TODO_update_address_taken,
5285 call execute_update_addresses_taken for TODO_rebuild_alias.
5286 (execute_todo): Adjust.
5287 (execute_one_pass): Init dump files early.
5288 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
5290 (create_general_new_stmt): Clear vops.
5291 * tree-ssa-reassoc.c (get_rank): Adjust.
5292 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
5293 symbols for renaming.
5294 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
5295 (PARAM_AVG_ALIASED_VOPS): Likewise.
5296 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
5297 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
5298 * tree-ssa-operands.c: Simplify for new virtual operand representation.
5299 (operand_build_cmp, copy_virtual_operands,
5300 create_ssa_artificial_load_stmt, add_to_addressable_set,
5301 gimple_add_to_addresses_taken): Remove public functions.
5302 (unlink_stmt_vdef): New function.
5304 2009-04-03 Alan Modra <amodra@bigpond.net.au>
5306 * config.gcc (powerpc-*-linux*): Merge variants.
5308 2009-04-02 Chao-ying Fu <fu@mips.com>
5309 James Grosbach <james.grosbach@microchip.com>
5311 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
5312 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
5314 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
5315 keep_interrupts_masked_p, use_debug_exception_return_p.
5316 (mips_attribute_table): Add interrupt, use_shadow_register_set,
5317 keep_interrupts_masked, use_debug_exception_return.
5318 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
5319 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
5321 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
5322 (mips_print_operand): Process COP0 registers to print $0 .. $31
5323 correctly for GAS to process.
5324 (mips_interrupt_extra_call_saved_reg_p): New function.
5325 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
5327 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
5328 (mips_compute_frame_info): Add supports for interrupt context that
5329 includes doubleword accumulators and COP0 registers.
5330 (mips_for_each_saved_acc): New function.
5331 (mips_for_each_saved_gpr_and_fpr): Change the function name from
5332 mips_for_each_saved_reg.
5333 (mips_save_reg): Save accumulators.
5334 (mips_kernel_reg_p): A new for_each_rtx callback.
5335 (mips_expand_prologue): Support interrupt handlers.
5336 (mips_restore_reg): Restore accumulators.
5337 (mips_expand_epilogue): Support interrupt handlers.
5338 (mips_can_use_return_insn): Return false for interrupt handlers.
5339 (mips_epilogue_uses): New function.
5340 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
5341 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
5342 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
5343 cop0_move): New instructions.
5344 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
5345 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
5347 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
5349 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
5350 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
5351 interrupt handlers, we use K0 as the temporary register.
5352 (EPILOGUE_USES): Change to a function call.
5353 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
5354 handlers, we use K0 as the temporary register.
5356 * doc/extend.texi (Function Attributes): Document interrupt,
5357 use_shadow_register_set, keep_interrupts_masked,
5358 use_debug_exception_return for MIPS attributes.
5360 2009-04-03 Alan Modra <amodra@bigpond.net.au>
5362 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
5363 Remove a number of t-files from tmake_file.
5364 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
5365 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
5366 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
5367 target_prototype, not TARGET_PROTOTYPE.
5368 (LINK_OS_GNU_SPEC): Define.
5369 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
5370 and darwin-ldoubdle.c.
5372 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
5375 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
5376 (cpp_options): Ditto.
5377 (default_compilers): Ditto.
5378 (display_help): Ditto.
5379 (process_command): Ditto.
5381 (set_input): Use lbasename instead of duplicate code.
5382 (save_temps_prefix): New static for -save-temps=obj.
5383 (save_temps_length): Ditto.
5385 * doc/invoke.texi (-save-temps=obj): Document new variant to
5388 2009-04-02 Jeff Law <law@redhat.com>
5390 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
5393 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
5395 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
5396 * configure: Regenerated.
5398 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5400 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
5401 share the argument list.
5403 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5407 2009-02-12 Diego Novillo <dnovillo@google.com>
5409 * varpool.c (debug_varpool): New.
5410 * cgraph.h (debug_varpool): Declare.
5412 2009-04-02 Jan Hubicka <jh@suse.cz>
5414 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
5417 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
5419 * config/i386/i386.c (ix86_abi): Move initialization to ...
5420 (override_options): Here.
5422 2009-04-02 Christian Bruel <christian.bruel@st.com>
5424 * config/sh/sh.c (sh_dwarf_register_span): New function.
5425 (TARGET_DWARF_REGISTER_SPAN): Define.
5426 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
5428 2009-04-02 Ira Rosen <irar@il.ibm.com>
5430 PR tree-optimization/39595
5431 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
5432 interleaved loads group is not greater than the SLP group size.
5434 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5436 * builtins.c (is_builtin_name): New.
5437 (called_as_built_in): Use is_builtin_name.
5438 * tree.h (is_builtin_name): New.
5439 * varasm.c (incorporeal_function_p): Use is_builtin_name
5441 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
5443 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
5445 2009-04-02 Dodji Seketeli <dodji@redhat.com>
5448 * c-decl.c (clone_underlying_type): Move this ...
5449 * c-common.c (set_underlying_type): ... here.
5450 Also, make sure the function properly sets TYPE_STUB_DECL() on
5451 the newly created typedef variant type.
5452 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
5453 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
5456 2009-04-02 Richard Guenther <rguenther@suse.de>
5458 PR tree-optimization/37221
5459 * tree-flow.h (degenerate_phi_result): Declare.
5460 * tree-ssa-dom.c (degenerate_phi_result): Export.
5461 * tree-scalar-evolution.c (analyze_initial_condition): If
5462 the initial condition is defined by a degenerate PHI node
5463 use the degenerate value.
5465 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
5467 PR rtl-optimization/39588
5468 * combine.c (merge_outer_ops): Do not set the constant when this
5470 (simplify_shift_const_1): Do not modify it either in this case.
5472 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
5474 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
5475 tuning is deprecated if -mtune value is set to an Itanium1 variant.
5477 2009-04-01 Janis Johnson <janis187@us.ibm.com>
5480 * c-lex.c (interpret_float): Default (no suffix) is double.
5482 2009-04-1 Xinliang David Li <davidxl@google.com>
5484 * config/i386/i386.c (legitimate_constant_p): Recognize
5485 all one vector constant.
5487 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5489 * config/vax/vax.c: Add #includes to silence warnings.
5490 Change #include order to silence two warnings.
5492 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5494 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
5495 (ASM_SPEC): Pass -k to the assembler for PIC code.
5497 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5499 * config.gcc: Add vax-*-linux* to the switch.
5500 * config/vax/linux.h: New file. (TARGET_VERSION,
5501 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
5503 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5505 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
5506 Use predicate macros instead of GET_CODE() == foo.
5507 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
5508 ashlsi3, rotrsi3, <unnamed>): Likewise.
5510 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5512 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
5513 jbbccihi, jbbccisi): Remova trailing whitespace.
5514 * config/vax/constraints.md: Likewise.
5515 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5516 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
5517 * config/vax/predicates.md: Likewise.
5518 * config/vax/vax.c (print_operand_address, vax_output_int_move,
5519 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
5520 * config/vax/vax.h: Likewise.
5521 * config/vax/vax.md (nonlocal_goto): Likewise.
5523 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5525 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
5526 (indirectable_address_p, adjacent_operands_p): Add spaces around
5528 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
5530 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5532 * config/vax/vax.c (legitimate_constant_address_p,
5533 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
5534 index_term_p, reg_plus_index_p, legitimate_address_p,
5535 vax_mode_dependent_address_p): Update comments to match functions
5536 modified by the recent int->bool conversion.
5538 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5540 * config/vax/builtins.md: Update copyright message.
5541 * config/vax/constraints.md: Likewise.
5542 * config/vax/netbsd-elf.h: Likewise.
5543 * config/vax/predicates.md: Likewise.
5544 * config/vax/vax-protos.h: Likewise.
5545 * config/vax/vax.c: Likewise.
5546 * config/vax/vax.h: Likewise.
5547 * config/vax/vax.md: Likewise.
5548 * config/vax/vax.opt: Likewise.
5550 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5552 * config/vax/builtins.md (ffssi2, ffssi2_internal,
5553 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
5554 * config/vax/constraints.md (B, R): Likewise.
5555 * config/vax/predicates.md (external_memory_operand,
5556 nonimmediate_addsub_di_operand): Likewise.
5557 * config/vax/vax.c (vax_output_int_add): Likewise.
5558 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
5559 untyped_call): Likewise.
5561 2009-04-01 Matt Thomas <matt@3am-software.com>
5563 * config/vax/predicates.md: New file.
5564 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
5565 external_const_operand, nonsymbolic_operand, external_memory_operand,
5566 indirect_memory_operand, indexed_memory_operand,
5567 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
5568 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
5570 * config/vax/constraints.md: New file.
5571 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
5573 * config/vax/builtins.md: New file.
5574 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
5575 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
5577 * config/vax/vax.opt (mqmath): Add option.
5578 * config/vax/vax.md (isfx): Extend with DI.
5579 (VAXintQH, VAXintQHSD): Define.
5580 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
5581 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
5582 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
5583 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
5584 (movdi): Update constraints and use vax_output_int_move().
5585 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
5586 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
5587 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
5588 nonlocal_goto): New.
5589 (mov<mode>): Extend accepted operand types.
5590 (subdi3_old): Rename from subdi3, change update constraints and use
5591 a new implementation.
5592 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
5593 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
5594 MOVE_RATIO, CLEAR_RATIO): Define.
5595 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
5596 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
5597 (PRINT_OPERAND): Redefine using a function instead of inlined code.
5598 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
5599 (split_quadword_operands): Make static and really allow variable
5601 (print_operand_address): Update for PIC generation.
5602 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
5603 indexable_address_p, fixup_mathdi_operand,
5604 vax_expand_addsub_di_operands, adjacent_operands_p): New.
5605 (vax_float_literal, legitimate_constant_p,
5606 indirectable_constant_address_p, index_term_p,
5607 reg_plus_index_p): Return bool instead of int.
5608 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
5610 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
5612 (vax_output_conditional_branch): Indent.
5613 (legitimate_constant_address_p, indirectable_constant_address_p,
5614 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
5615 vax_mode_dependent_address_p): Return bool instead of int, update for
5617 * config/vax/vax-protos.h (legitimate_constant_address_p,
5618 legitimate_constant_p, legitimate_address_p,
5619 vax_mode_dependent_address_p): Change declaration to bool.
5620 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
5621 vax_expand_addsub_di_operands, vax_output_int_subtract,
5622 vax_output_movmemsi): Declare.
5623 (split_quadword_operands, vax_float_literal): Delete declaration.
5624 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
5625 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
5626 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
5627 ASM_OUTPUT_DWARF_PCREL): Define.
5628 (ASM_SPEC): Change definition to allow PIC generation.
5630 2009-04-01 Steve Ellcey <sje@cup.hp.com>
5632 * doc/sourcebuild.texi: Update front-end requirements.
5634 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5637 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
5638 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
5639 (booldi3_internal3): Use boolean_or_operator instead of
5642 2009-04-01 Joseph Myers <joseph@codesourcery.com>
5645 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
5646 declarator whose size is not an integer constant expression but
5647 folds to an integer constant, then treat it as a constant
5650 2009-04-01 Richard Guenther <rguenther@suse.de>
5652 * fold-const.c (fold_plusminus_mult_expr): Do not fold
5653 i * 4 + 2 to (i * 2 + 1) * 2.
5655 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5658 * c-parser.c (c_parser_asm_statement): Skip until close paren and
5659 return if c_parser_asm_string_literal returned NULL.
5661 2009-04-01 Nick Clifton <nickc@redhat.com>
5663 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
5665 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
5666 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
5667 other typedefs to avoid conflicts with libgcc2.c. Define labels
5668 to gain 16-bit bit-manipulation functions from libgcc2.c and then
5670 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
5671 to gain 16-bit trapping arithmetic functions from libgcc2.c and
5674 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
5676 * varasm.c (default_function_rodata_section): Declare DOT as
5679 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
5680 Andrey Galkin <agalkin@hypercom.com>
5683 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
5684 Make object_name unique for each process.
5686 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5689 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
5690 addressable variables in the parallel that could go out of scope while
5691 running queued tasks.
5693 2009-04-01 Anatoly Sokolov <aesok@post.ru>
5695 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
5696 (CASE_VALUES_THRESHOLD): Redefine.
5697 * config/avr/avr.c (avr_override_options): Remove initialization of
5698 avr_case_values_threshold variable.
5699 (avr_case_values_threshold): Remove variable. Add new function.
5700 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
5701 * config/avr/avr.opt (mno-tablejump): Remove option.
5702 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
5704 2009-04-01 DJ Delorie <dj@redhat.com>
5706 * varasm.c (default_function_rodata_section): Don't assume
5707 anything about where the first '.' in the section name is.
5709 2009-04-01 Alan Modra <amodra@bigpond.net.au>
5711 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
5712 rs6000_emit_stack_tie.
5714 2009-03-31 Ian Lance Taylor <iant@google.com>
5716 * tree-eh.c (tree_remove_unreachable_handlers): Compare
5717 gimple_code with GIMPLE_RESX, not RESX.
5719 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5721 * c-common.c (c_get_ident): New.
5722 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
5724 2009-04-01 Ben Elliston <bje@au.ibm.com>
5726 * config/rs6000/sysv4.opt (msdata): Improve option description.
5728 2009-03-31 Steve Ellcey <sje@cup.hp.com>
5730 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
5731 (divdf3_internal_lat): Remove.
5732 (divxf3_internal_lat): Remove.
5733 (divxf3_internal_thr): Remove.
5734 (divxf): Use divxf3_internal.
5735 * config/ia64/div.md (divsf3_internal_lat): New.
5736 (divdf3_internal_lat): New.
5737 (divxf3_internal): New.
5739 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5742 * Makefile.in (USE_GCC_STDINT): Define.
5743 (stmp-int-hdrs): Install stdint.h if applicable.
5744 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
5746 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
5747 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
5748 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5749 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5750 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5751 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5752 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5753 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5754 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5755 (c_common_nodes_and_builtins): Initialize
5756 underlying_wchar_type_node. Do not initialize
5757 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
5758 nodes for new types.
5759 (c_stddef_cpp_builtins): Define macros for new types.
5760 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
5762 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
5763 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
5764 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
5765 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
5766 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
5767 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
5768 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
5769 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
5770 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
5771 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
5772 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
5773 int16_type_node, int32_type_node, int64_type_node,
5774 uint8_type_node, uint16_type_node, c_uint32_type_node,
5775 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
5776 int_least32_type_node, int_least64_type_node,
5777 uint_least8_type_node, uint_least16_type_node,
5778 uint_least32_type_node, uint_least64_type_node,
5779 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
5780 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
5781 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
5782 uintptr_type_node): Define.
5783 * c-cppbuiltin.c (builtin_define_constants,
5784 builtin_define_type_minmax): New.
5785 (builtin_define_stdint_macros): Define more macros.
5786 (c_cpp_builtins): Define more limit macros.
5788 (builtin_define_type_max): Define in terms of
5789 builtin_define_type_minmax. Remove is_long parameter. All
5791 * config.gcc (use_gcc_stdint): Define.
5792 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
5793 Add newlib-stdint.h for generic targets.
5794 * config/glibc-stdint.h, config/newlib-stdint.h,
5795 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
5796 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
5797 * config/score/score.h (UINTPTR_TYPE): Define.
5798 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5799 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5800 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5801 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5802 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5803 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5804 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5805 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5806 * config/spu/spu.h (STDINT_LONG32): Define.
5807 * configure.ac (use_gcc_stdint): Substitute.
5808 * configure: Regenerate.
5809 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
5810 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
5811 __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__,
5818 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
5819 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
5820 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
5821 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
5822 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
5823 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
5824 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
5825 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
5826 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
5827 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
5828 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
5829 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
5830 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
5831 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5832 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5833 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5834 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5835 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5836 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5837 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
5839 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
5841 * loop-iv.c (suitable_set_for_replacement): Renamed from
5842 simplify_using_assignment; changed to return bool and to accept new
5843 args DEST and SRC. Return true iff we find a source/destination pair
5844 that can be used to make a replacement, and fill SRC and DEST if so.
5845 Remove arg ALTERED. Don't deal with altered regs here. All callers
5847 (simplify_using_initial_values): Deal with altered regs here and track
5848 more precisely the effect they have on the validity of our expression.
5850 * loop-iv.c (simplify_using_condition): A condition of the form
5851 (EQ REG CONST) can be used to simply make a substitution.
5852 (simplify_using_initial_values): Keep track of conditions we have seen
5853 and keep using them to simplify new expressions, while applying the
5854 same substitutions to them as to the expression.
5856 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5857 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
5860 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
5861 changed. Use this when trying to improve the upper bound.
5862 Generate the comparison by using simplify_gen_relational.
5864 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
5866 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
5868 (simplify_using_assignment, simplify_using_initial_values): Call
5869 replace_in_expr to make replacements. Call replace_single_def_regs
5870 once on the initial version of the expression.
5872 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5875 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
5877 2009-03-31 Richard Guenther <rguenther@suse.de>
5880 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
5881 equality comparisons. Fold C - X CMP X if C % 2 == 1.
5883 2009-03-31 Richard Guenther <rguenther@suse.de>
5885 * tree.h (div_if_zero_remainder): Declare.
5886 * fold-const.c (div_if_zero_remainder): Export.
5887 * tree-ssa-forwprop.c
5888 (forward_propagate_addr_into_variable_array_index): Handle
5889 constant array index addition outside of the variable index.
5891 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5894 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
5895 define_splits, floatunssi<mode>2): Require x87 conversions from
5896 DImode to be permitted.
5898 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5900 PR preprocessor/15638
5901 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
5903 2009-03-31 Richard Guenther <rguenther@suse.de>
5907 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
5908 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
5909 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5910 a separate statement.
5911 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5912 (lookup_tmp_var): Likewise.
5913 (is_gimple_formal_tmp_or_call_rhs): Remove.
5914 (is_gimple_reg_or_call_rhs): Rename to ...
5915 (is_gimple_reg_rhs_or_call): ... this.
5916 (is_gimple_mem_or_call_rhs): Rename to ...
5917 (is_gimple_mem_rhs_or_call): ... this.
5918 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5919 DECL_GIMPLE_REG_P only if is_formal is true.
5920 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5921 for non-proper post-modify expression gimplification.
5922 (gimplify_self_mod_expr): For post-modify expressions gimplify
5923 the lvalue to a minimal lvalue.
5924 (rhs_predicate_for): Remove formal temp case.
5925 (gimplify_modify_expr_rhs): Likewise.
5926 (gimplify_addr_expr): Use is_gimple_reg.
5927 (gimplify_expr): Remove formal temp cases.
5928 (gimple_regimplify_operands): Likewise.
5929 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5930 and FILTER_EXPR like constants.
5931 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5933 (is_gimple_formal_tmp_rhs): Remove.
5934 (is_gimple_reg_rhs): Remove special casing.
5935 (is_gimple_mem_rhs): Fix.
5936 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5937 (is_gimple_formal_tmp_var): Remove.
5938 (is_gimple_formal_tmp_reg): Likewise.
5939 (is_gimple_min_lval): Allow invariant component ref parts.
5940 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5941 is_gimple_formal_tmp_reg): Remove declarations.
5942 * tree-cfg.c (verify_expr): Verify that variables with address
5943 taken do not have DECL_GIMPLE_REG_P set.
5944 * tree-mudflap.c (mf_build_check_statement_for): Use
5945 force_gimple_operand instead of gimplify_expr.
5947 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5949 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5950 schedulable rows to compute_split_row.
5952 2009-03-31 Ben Elliston <bje@au.ibm.com>
5955 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5958 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5960 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5961 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5962 * configure: Regenerate.
5963 * config.in: Regenerate.
5964 * config/rs6000/rs6000.opt (mtls-markers): Add.
5965 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5966 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5967 (tls_ld_aix, tls_ld_sysv): Likewise.
5968 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5969 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5971 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5973 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5975 2009-03-30 Jan Hubicka <jh@suse.cz>
5977 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5979 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5980 detection and label handling.
5982 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5984 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5985 left_conflicts_size.
5986 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5987 ALLOCNO_LEFT_CONFLICTS_SIZE.
5989 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5990 remove_allocno_from_bucket_and_push,
5991 allocno_spill_priority_compare, push_allocnos_to_stack,
5992 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5993 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5994 (setup_allocno_left_conflicts_num): Ditto. Rename to
5995 setup_allocno_left_conflicts_size.
5996 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5997 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5998 setup_allocno_left_conflicts_size instead of
5999 setup_allocno_left_conflicts_num.
6001 * ira-build.c (ira_create_allocno): Use
6002 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
6003 ALLOCNO_LEFT_CONFLICTS_NUM.
6005 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
6007 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
6008 instead of DF_LR_OUT.
6010 * ira-lives.c (process_bb_node_lives): Ditto.
6012 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
6013 instead of DF_LR_{OUT,IN}.
6015 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
6017 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
6019 2009-03-30 Jan Hubicka <jh@suse.cz>
6021 * except.c (label_to_region_map): Fix thinko.
6023 2009-03-30 Steve Ellcey <sje@cup.hp.com>
6026 * tree.h (tree_find_value): New declaration.
6027 * tree.c (tree_find_value): New function.
6028 * varasm.c (assemble_external): Avoid duplicate entries on lists.
6030 2009-03-30 Jakub Jelinek <jakub@redhat.com>
6033 * c-decl.c (struct c_binding): Add locus field.
6034 (bind): Add locus argument, set locus field from it.
6035 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
6036 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
6037 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
6038 implicitly_declare, undeclared_variable, lookup_label,
6039 declare_label, c_make_fname_decl, c_builtin_function,
6040 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
6043 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
6046 * config/i386/i386.c (classify_argument): Check total size of
6049 2009-03-30 Martin Jambor <mjambor@suse.cz>
6051 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
6052 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
6053 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
6056 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
6057 seen_variable_array_ref while also traversing a union.
6059 * tree-inline.c (optimize_inline_calls): Do not call
6060 cgraph_node_remove_callees.
6061 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
6062 (pass_remove_cgraph_callee_edges): New variable.
6063 * passes.c (init_optimization_passes): Add
6064 pass_remove_cgraph_callee_edges after early inlining and before all
6065 late intraprocedural passes.
6067 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
6069 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6071 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
6074 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6076 * combine.c (simplify_comparison): Use have_insn_for.
6077 * dojump.c (do_jump): Likewise.
6079 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6081 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
6082 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
6083 sparc_compare_op0 like sparc_compare_emitted used to be handled.
6084 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
6085 instead of sparc_compare_emitted.
6086 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
6087 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
6088 instead of sparc_compare_emitted.
6090 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6092 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
6093 enter/exit cfglayout mode.
6094 (pass_partition_block): Require it.
6095 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
6096 (combine_instructions): Track basic blocks instead of labels.
6097 (update_cfg_for_uncondjump): New.
6098 (try_combine): Use it. Update jumps after rescanning.
6099 (pass_combine): Require PROP_cfglayout.
6100 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
6102 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6104 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
6105 Provide/destroy PROP_cfglayout respectively.
6106 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
6107 * tree-pass.h (PROP_cfglayout): New.
6109 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6111 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
6112 fold_convert_const_fixed_from_fixed,
6113 fold_convert_const_fixed_from_int,
6114 fold_convert_const_fixed_from_real, fold_negate_const): Do not
6115 set TREE_CONSTANT_OVERFLOW.
6116 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
6117 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
6119 2009-03-30 Ira Rosen <irar@il.ibm.com>
6121 * tree-vect-loop-manip.c: New file.
6122 * tree-vectorizer.c: Update documentation and included files.
6123 (vect_loop_location): Make extern.
6124 (rename_use_op): Move to tree-vect-loop-manip.c
6125 (rename_variables_in_bb, rename_variables_in_loop,
6126 slpeel_update_phis_for_duplicate_loop,
6127 slpeel_update_phi_nodes_for_guard1,
6128 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
6129 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
6130 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
6131 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
6132 find_loop_location): Likewise.
6133 (new_stmt_vec_info): Move to tree-vect-stmts.c.
6134 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
6135 get_vectype_for_scalar_type, vect_is_simple_use,
6136 supportable_widening_operation, supportable_narrowing_operation):
6138 (bb_in_loop_p): Move to tree-vect-loop.c.
6139 (new_loop_vec_info, destroy_loop_vec_info,
6140 reduction_code_for_scalar_code, report_vect_op,
6141 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
6142 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
6143 (vect_supportable_dr_alignment): Likewise.
6144 * tree-vectorizer.h (tree-data-ref.h): Include.
6145 (vect_loop_location): Declare.
6146 Reorganize function declarations according to the new file structure.
6147 * tree-vect-loop.c: New file.
6148 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
6149 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
6150 * tree-vect-data-refs.c: New file.
6151 * tree-vect-patterns.c (timevar.h): Don't include.
6152 * tree-vect-stmts.c: New file.
6153 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
6154 tree-vect-slp.c, tree-vect-loop.c.
6155 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
6156 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
6157 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
6158 (tree-vect-analyze.o): Remove.
6159 (tree-vect-transform.o): Likewise.
6160 (tree-vect-data-refs.o): Add rule.
6161 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
6162 tree-vect-slp.o): Likewise.
6163 (tree-vect-patterns.o): Remove redundant dependencies.
6164 (tree-vectorizer.o): Likewise.
6165 * tree-vect-slp.c: New file.
6167 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6169 * optc-gen.awk: Warn if an option flag has multiple different
6172 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
6174 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
6175 -floop-block): Document dependences on PPL, CLooG and Graphite.
6177 2009-03-30 Joseph Myers <joseph@codesourcery.com>
6179 PR rtl-optimization/323
6180 * c-common.c (c_fully_fold, convert_and_check,
6181 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
6182 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
6183 * c-common.def (EXCESS_PRECISION_EXPR): New.
6184 * c-cppbuiltin.c (builtin_define_float_constants): Define
6185 constants with enough digits for long double.
6186 * c-lex.c (interpret_float): Interpret constant with excess
6187 precision where appropriate.
6188 * c-opts.c (c_common_post_options): Set
6189 flag_excess_precision_cmdline. Give an error for
6190 -fexcess-precision=standard for C++ for processors where the
6191 option is significant.
6192 * c-parser.c (c_parser_conditional_expression): Handle excess
6193 precision in condition.
6194 * c-typeck.c (convert_arguments): Handle arguments with excess
6196 (build_unary_op): Move excess precision outside operation.
6197 (build_conditional_expr): Likewise.
6198 (build_compound_expr): Likewise.
6199 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
6200 (build_modify_expr): Handle excess precision in RHS.
6201 (convert_for_assignment): Handle excess precision in converted
6203 (digest_init, output_init_element, process_init_element): Handle
6204 excess precision in initializer.
6205 (c_finish_return): Handle excess precision in return value.
6206 (build_binary_op): Handle excess precision in operands and add
6207 excess precision as needed for operation.
6208 * common.opt (-fexcess-precision=): New option.
6209 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
6210 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
6211 For standard excess precision, output explicit conversion to and
6212 truncation from XFmode.
6213 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
6214 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
6215 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
6216 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
6217 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
6218 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
6219 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
6220 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
6221 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
6222 define_splits, sqrt<mode>2): Disable where appropriate for
6223 standard excess precision.
6224 * convert.c (convert_to_real): Do not shorten arithmetic to type
6225 for which excess precision would be used.
6226 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
6227 * doc/invoke.texi (-fexcess-precision=): Document option.
6228 (-mfpmath=): Correct index entry.
6229 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
6230 flag_excess_precision): New.
6231 * langhooks.c (lhd_post_options): Set
6232 flag_excess_precision_cmdline.
6233 * opts.c (common_handle_option): Handle -fexcess-precision=.
6234 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
6235 init_excess_precision): New.
6236 (lang_dependent_init_target): Call init_excess_precision.
6237 * tree.c (excess_precision_type): New.
6238 * tree.h (excess_precision_type): Declare.
6240 2009-03-30 Joseph Myers <joseph@codesourcery.com>
6243 * c-typeck.c (build_component_ref): Do not copy qualifiers from
6244 non-lvalue to component.
6246 2009-03-29 Joseph Myers <joseph@codesourcery.com>
6248 PR preprocessor/34695
6249 * Makefile.in (c-opts.o): Depend on c-tree.h.
6250 * c-common.c: Move down include of diagnostic.h.
6251 (done_lexing, c_cpp_error): New.
6252 * c-common.h (done_lexing): Declare.
6253 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
6255 * c-opts.c: Include c-tree.h.
6256 (c_common_init_options): Set preprocessor error callback.
6257 (c_common_handle_option): Do not set preprocessor
6258 inhibit_warnings, warnings_are_errors, warn_system_headers,
6259 pedantic_errors or inhibit_warnings flags.
6260 (c_common_post_options): Do not check cpp_errors (parse_in).
6261 (c_common_finish): Do not output dependencies if there were
6262 errors. Do not check return value of cpp_finish.
6263 * c-ppoutput.c (pp_file_change): Set input_location.
6264 * c-tree.h (c_cpp_error): Declare.
6265 * diagnostic.c (diagnostic_set_info_translated): Also initialize
6267 (diagnostic_build_prefix): Check override_column.
6268 * diagnostic.h (diagnostic_info): Add override_column field.
6269 (diagnostic_override_column): Define.
6271 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
6273 * c-common.c (c_expand_expr, c_staticp): Remove.
6274 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
6275 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
6276 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
6277 * c-gimplify.c (gimplify_compound_literal_expr,
6278 optimize_compound_literals_in_ctor): Remove.
6279 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
6280 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
6281 * c-semantics.c (emit_local_var): Remove.
6283 * langhooks-def.h (lhd_expand_expr): Remove.
6284 * langhooks.c (lhd_expand_expr): Remove.
6285 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
6287 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
6288 handling from c-semantics.c; don't call into langhook.
6289 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
6290 * gimplify.c (gimplify_compound_literal_expr,
6291 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
6292 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
6293 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
6294 as was done in c-gimplify.c.
6295 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
6296 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
6297 Move from c-common.h.
6298 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
6300 * tree.c (staticp): Do not call langhook.
6301 * langhooks.c (lhd_staticp): Delete.
6302 * langhooks-def.h (lhd_staticp): Delete prototype.
6303 (LANG_HOOKS_STATICP): Delete.
6304 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
6306 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
6307 instead of DECL_STMTs.
6309 2009-03-29 Joseph Myers <joseph@codesourcery.com>
6317 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
6319 (fold_call_expr): Return a NOP_EXPR from folding rather than the
6320 contained expression.
6321 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
6322 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
6323 conditional expressions for C.
6324 (decl_constant_value_for_optimization): Move from
6325 decl_constant_value_for_broken_optimization in c-typeck.c. Check
6326 whether optimizing and that the expression is a VAR_DECL not of
6327 array type instead of doing such checks in the caller. Do not
6328 check pedantic. Call gcc_unreachable for C++.
6329 * c-common.def (C_MAYBE_CONST_EXPR): New.
6330 * c-common.h (c_fully_fold, c_save_expr,
6331 decl_constant_value_for_optimization): New prototypes.
6332 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
6333 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
6334 EXPR_INT_CONST_OPERANDS): Define.
6335 * c-convert.c (convert): Strip nops from expression.
6336 * c-decl.c (groktypename): Take extra parameters expr and
6337 expr_const_operands. Update call to grokdeclarator.
6338 (start_decl): Update call to grokdeclarator. Add statement for
6339 expressions used in type of decl.
6340 (grokparm): Update call to grokdeclarator.
6341 (push_parm_decl): Update call to grokdeclarator.
6342 (build_compound_literal): Add parameter non_const and build a
6343 C_MAYBE_COSNT_EXPR if applicable.
6344 (grokdeclarator): Take extra parameters expr and
6345 expr_const_operands. Track expressions used in declaration
6346 specifiers and declarators. Fold array sizes and track whether
6347 they are constant expressions and whether they are integer
6348 constant expressions.
6349 (parser_xref_tag): Set expr and expr_const_operands fields in
6351 (grokfield): Update call to grokdeclarator.
6352 (start_function): Update call to grokdeclarator.
6353 (build_null_declspecs): Set expr and expr_const_operands fields in
6355 (declspecs_add_type): Handle expressions in typeof specifiers.
6356 * c-parser.c (c_parser_declspecs): Set expr and
6357 expr_const_operands fields for declaration specifiers.
6358 (c_parser_enum_specifier): Likewise.
6359 (c_parser_struct_or_union_specifier): Likewise.
6360 (c_parser_typeof_specifier): Likewise. Update call to
6361 groktypename. Fold expression as needed. Return expressions with
6362 type instead of adding statements.
6363 (c_parser_attributes): Update calls to c_parser_expr_list.
6364 (c_parser_statement_after_labels): Fold expression before passing
6365 to objc_build_throw_stmt.
6366 (c_parser_condition): Fold expression.
6367 (c_parser_asm_operands): Fold expression.
6368 (c_parser_conditional_expression): Use c_save_expr. Update call
6369 to build_conditional_expr.
6370 (c_parser_alignof_expression): Update call to groktypename.
6371 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
6372 original_code. Fold expression argument of va_arg. Create
6373 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
6374 argument to va_arg. Update calls to groktypename. Fold array
6375 index for offsetof. Verify that first argument to
6376 __builtin_choose_expr has integer type.
6377 (c_parser_postfix_expression_after_paren_type): Update calls to
6378 groktypename and build_compound_literal. Handle expressions with
6379 side effects in type name.
6380 (c_parser_postfix_expression_after_primary): Update call to
6381 c_parser_expr_list. Set original_code for calls to
6382 __builtin_constant_p.
6383 (c_parser_expr_list): Take extra parameter fold_p. Fold
6384 expressions if requested.
6385 (c_parser_objc_type_name): Update call to groktypename.
6386 (c_parser_objc_synchronized_statement): Fold expression.
6387 (c_parser_objc_receiver): Fold expression.
6388 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
6389 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
6390 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
6391 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
6392 (struct c_typespec): Add elements expr and expr_const_operands.
6393 (struct c_declspecs): Add elements expr and expr_const_operands.
6394 (groktypename, build_conditional_expr, build_compound_literal):
6396 (in_late_binary_op): Declare.
6397 * c-typeck.c (note_integer_operands): New function.
6398 (in_late_binary_op): New variable.
6399 (decl_constant_value_for_broken_optimization): Move to c-common.c
6400 and rename to decl_constant_value_for_optimization.
6401 (default_function_array_conversion): Do not strip nops.
6402 (default_conversion): Do not call
6403 decl_constant_value_for_broken_optimization.
6404 (build_array_ref): Do not fold result.
6405 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
6406 result when operand is a VLA.
6407 (c_expr_sizeof_type): Update call to groktypename. Handle
6408 expressions included in type name. Use C_MAYBE_CONST_EXPR for
6409 result when operand names a VLA type.
6410 (build_function_call): Update call to build_compound_literal.
6411 Only fold result for calls to __builtin_* functions. Strip
6412 NOP_EXPR from INTEGER_CST returned from such functions. Fold
6413 the function designator.
6414 (convert_arguments): Fold arguments. Update call to
6415 convert_for_assignment.
6416 (build_unary_op): Handle increment and decrement of
6417 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
6418 decrement earlier. Fold operand of increment and decrement.
6419 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
6420 built for integer operand. Wrap returns that are INTEGER_CSTs
6421 without being integer constant expressions or that have integer
6422 constant operands without being INTEGER_CSTs.
6423 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
6424 (build_conditional_expr): Add operand ifexp_bcp. Track whether
6425 result is an integer constant expression or can be used in
6426 unevaluated parts of one and avoid folding and wrap as
6427 appropriate. Fold operands before possibly doing -Wsign-compare
6429 (build_compound_expr): Wrap result for C99 if operands can be used
6430 in integer constant expressions.
6431 (build_c_cast): Update call to digest_init. Do not ignore
6432 overflow from casting floating-point constants to integers. Wrap
6433 results that could be confused with integer constant expressions,
6434 null pointer constants or floating-point constants.
6435 (c_cast_expr): Update call to groktypename. Handle expressions
6436 included in type name.
6437 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
6438 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
6439 Update calls to convert_for_assignment.
6440 (convert_for_assignment): Take new parameter
6441 null_pointer_constant. Do not strip nops or call
6442 decl_constant_value_for_broken_optimization. Set
6443 in_late_binary_op for conversions to boolean.
6444 (store_init_value): Update call to digest_init.
6445 (digest_init): Take new parameter null_pointer_constant. Do not
6446 call decl_constant_value_for_broken_optimization. pedwarn for
6447 initializers not constant expressions. Update calls to
6448 convert_for_assignment.
6449 (constructor_nonconst): New.
6450 (struct constructor_stack): Add nonconst element.
6451 (really_start_incremental_init, push_init_level, pop_init_level):
6452 Handle constructor_nonconst and nonconst element.
6453 (set_init_index): Call constant_expression_warning for array
6455 (output_init_element): Fold value. Set constructor_nonconst as
6456 applicable. pedwarn for initializers not constant expressions.
6457 Update call to digest_init. Call constant_expression_warning
6458 where constant initializers are required.
6459 (process_init_element): Use c_save_expr.
6460 (c_finish_goto_ptr): Fold expression.
6461 (c_finish_return): Fold return value. Update call to
6462 convert_for_assignment.
6463 (c_start_case): Fold switch expression.
6464 (c_process_expr_stmt): Fold expression.
6465 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
6466 ensure statement expression is not evaluated in constant expression.
6467 (build_binary_op): Track whether results are integer constant
6468 expressions or may occur in such, disable folding and wrap results
6469 as applicable. Fold operands for -Wsign-compare warnings unless
6471 (c_objc_common_truthvalue_conversion): Handle results folded to
6472 integer constants that are not integer constant expressions.
6473 * doc/extend.texi: Document when typeof operands are evaluated,
6474 that condition of __builtin_choose_expr is an integer constant
6475 expression, and more about use of __builtin_constant_p in
6478 2009-03-29 Richard Guenther <rguenther@suse.de>
6480 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
6481 propagate addresses of array references.
6483 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
6485 * regmove.c (perhaps_ends_bb_p): Remove.
6486 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
6487 from INSN and check that the main loop stays within that basic block.
6488 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
6489 (regmove_forward_pass): Split out from regmove_optimize. Use
6490 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
6491 (regmove_backward_pass): Split out from regmove_optimize. Use
6492 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
6493 (regmove_optimize): Simplify.
6495 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6498 * config/i386/i386.c (classify_argument): Ignore flexible array
6499 member in struct and warn ABI change.
6501 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6503 * config/i386/i386-protos.h (ix86_agi_dependent): New.
6505 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
6506 (ix86_adjust_cost): Updated.
6508 2009-03-29 Jan Hubicka <jh@suse.cz>
6511 * tree-pass.h (pass_cleanup_eh): New function.
6512 (remove_unreachable_regions): Break code handling RTL
6513 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
6514 that can not be reached by runtime.
6515 (can_be_reached_by_runtime): New function.
6516 (label_to_region_map): New function.
6517 (num_eh_regions): New function.
6518 (rtl_remove_unreachable_regions): New function.
6519 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
6520 (remove_eh_region): New function.
6521 * except.h: Include sbitmap and vecprim.
6522 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
6523 num_eh_regions): Declare.
6524 * passes.c (init_optimization_passes): Schedule cleanup_eh.
6525 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
6526 * tree-eh.c (tree_remove_unreachable_handlers): New function.
6527 (tree_empty_eh_handler_p): New function.
6528 (cleanup_empty_eh): New function.
6529 (cleanup_eh): New function.
6530 (pass_cleanup_eh): New function.
6532 2009-03-29 Jan Hubicka <jh@suse.cz>
6534 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
6535 for removed regions.
6537 2009-03-29 Jan Hubicka <jh@suse.cz>
6539 * except.c (dump_eh_tree): Dump all datastructures.
6541 2009-03-29 Jan Hubicka <jh@suse.cz>
6543 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
6544 (duplicate_eh_regions_1): Likewise.
6545 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
6546 vector; call EH verification.
6547 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6548 Be ready for region being removed.
6550 2009-03-29 Jan Hubicka <jh@suse.cz>
6552 * bitmap.c (bitmap_last_set_bit): New function.
6553 * bitmap.h (bitmap_last_set_bit): Declare.
6555 2009-03-29 David Ayers <ayers@fsfe.org>
6558 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
6559 by calling objc_compare_types and surpress warnings about
6560 incompatible C pointers that are compatible ObjC pointers.
6562 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
6564 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
6565 call initialize_inline_failed.
6566 (initialize_inline_failed): Move it from here ...
6567 * cgraph.c (initialize_inline_failed): ... to here.
6568 (cgraph_create_edge): Call initialize_inline_failed rather than
6569 setting inline_failed directly.
6571 2009-03-29 Ben Elliston <bje@au.ibm.com>
6574 * sysv4.opt (msdata): Improve comment.
6575 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
6576 * sysv4.h (SVR4_ASM_SPEC): Likewise.
6578 2009-03-29 Ben Elliston <bje@au.ibm.com>
6581 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
6582 load and store attributes.
6584 2009-03-29 Ben Elliston <bje@au.ibm.com>
6586 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
6587 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
6588 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
6589 * doc/extend.texi (X86 Built-in Functions): Add index entries for
6590 __builtin_infq and __builtin_huge_valq.
6592 2009-03-28 Anatoly Sokolov <aesok@post.ru>
6594 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
6596 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6597 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
6599 2009-03-28 Xinliang David Li <davidxl@google.com>
6601 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
6602 (do_dbg_cnt): New function.
6604 2009-03-28 Jan Hubicka <jh@suse.cz>
6606 Merge from pretty-ipa:
6608 2009-03-27 Jan Hubicka <jh@suse.cz>
6610 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6611 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
6612 * passes.c (function_called_by_processed_nodes_p): New.
6613 * ipa-pure-const.c (check_call): Fix handling of operands.
6614 (analyze_function): Dump debug output for skipped bodies.
6615 (local_pure_const): Use function_called_by_processed_nodes_p.
6616 * dwarf2out.c (reference_to_unused): Use output.
6617 * passes.c (do_per_function_toporder): Likewise.
6619 2008-11-12 Jan Hubicka <jh@suse.cz>
6621 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
6622 * ipa-pure-const.c (funct_state_d): Add can throw field; make
6623 state_set_in_source enum
6624 (check_decl): Ignore memory tags; do not set fake looping flags;
6626 (check_operand, check_tree, check_rhs_var, check_lhs_var,
6627 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
6628 (check_call, analyze_function): Rewrite.
6630 (add_new_function): Update call of analyze_function.
6631 (generate_summary): Add call of analyze_function.
6632 (propagate): Propagate can_throw; handle state_set_in_source correctly.
6633 (local_pure_const): New function.
6634 (pass_local_pure_const): New pass.
6635 * ipa-inline.c (inline_transform): Set after_inlining.
6636 * tree-eh.c (stmt_can_throw_external): New.
6637 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
6638 work with aliasing built.
6639 * tree-flow.h (stmt_can_throw_external): New.
6640 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
6641 and local pure/const pass in early and late optimization queue.
6643 2009-03-28 Martin Jambor <mjambor@suse.cz>
6645 * fold-const.c (get_pointer_modulus_and_residue): New parameter
6647 (fold_binary): Allow function decl aligment consideration is the
6648 second argument is integer constant one.
6649 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
6650 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
6651 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
6653 2009-03-28 Jan Hubicka <jh@suse.cz>
6655 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
6656 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
6657 * function.h (rtl_data): Add nothrow flag.
6658 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
6659 set DECL_NOTHROW for AVAILABLE functions.
6661 2009-03-28 Jakub Jelinek <jakub@redhat.com>
6663 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
6664 following vector keyword has expansion starting with pixel or bool
6665 keyword, expand vector to __vector and pixel or bool to __pixel or
6669 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
6670 warn_if_disallowed_function_p): Removed.
6671 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
6672 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
6673 warning_if_disallowed_function_p.
6674 * flags.h (warn_if_disallowed_function_p,
6675 warn_disallowed_functions): Removed.
6676 * common.opt (Wdisallowed-function-list=): Removed.
6677 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
6679 2009-03-28 Richard Guenther <rguenther@suse.de>
6681 PR tree-optimization/38723
6682 * tree-ssa-pre.c (compute_avail): Add all default definitions to
6685 2009-03-28 Jan Hubicka <jh@suse.cz>
6687 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
6688 test introduced by my previous patch.
6690 2009-03-28 Richard Guenther <rguenther@suse.de>
6692 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
6693 the PHIs value undefined.
6695 2009-03-28 Jan Hubicka <jh@suse.cz>
6697 * tree-pass.h (pass_fixup_cfg): New pass.
6698 * ipa-inline.c (inline_transform): Set
6699 always_inline_functions_inlined/after_inlining.
6700 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
6701 (pass_fixup_cfg): New pass.
6702 * passes.c (init_optimization_passes): Add fixup_cfg.
6704 2009-03-28 Richard Guenther <rguenther@suse.de>
6706 PR tree-optimization/38458
6707 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
6708 argument use the arguments copy-of value.
6710 2009-03-28 Richard Guenther <rguenther@suse.de>
6712 PR tree-optimization/38180
6713 * tree-ssa-ccp.c (get_default_value): Simplify.
6714 (likely_value): Likewise.
6715 (surely_varying_stmt_p): Properly handle VOP case.
6716 (ccp_initialize): Likewise.
6717 (ccp_fold): Handle propagating through *&.
6718 (fold_const_aggregate_ref): Also handle decls.
6720 2009-03-28 Jan Hubicka <jh@suse.cz>
6722 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6723 * cgraph.h (cgraph_node): Likewise.
6724 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
6725 (cgraph_reset_node): Use process flag.
6726 (cgraph_mark_functions_to_output): Likewise.
6727 (cgraph_expand_function): Likewise.
6728 (cgraph_expand_all_functions): Likewise.
6729 (cgraph_output_in_order): Likewise.
6730 * dwarf2out.c (reference_to_unused): Likewise.
6731 * passes.c do_per_function_toporder): Likewise.
6733 2009-03-28 Jan Hubicka <jh@suse.cz>
6735 Bring from lto-branch:
6737 2008-09-03 Doug Kwan <dougkwan@google.com>
6739 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
6740 enums instead of reason strings.
6741 * cgraph.c (cgraph_create_edge): Same.
6742 (cgraph_inline_failed_string): New function.
6743 * cgraph.h (cgraph_inline_failed_t): New enum type.
6744 (cgraph_inline_failed_string): New prototype.
6745 (struct cgraph_edge): Change type of INLINED_FAILED from constant
6746 char pointer to cgraph_inline_failed_t.
6747 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
6748 (cgraph_default_inline_p): Ditto.
6749 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
6750 to cgraph_inline_failed_t pointer.
6751 * cif-code.def: New file.
6752 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
6754 (cgraph_check_inline_limits): Change type of REASON to pointer to
6755 cgraph_inline_failed_t. Replace reason strings with enums.
6756 (cgraph_default_inline_p): Ditto.
6757 (cgraph_recursive_inlining_p): Ditto.
6758 (update_caller_keys): Change type of FAILED_REASON to
6759 cgraph_inline_failed_t.
6760 (cgraph_set_inline_failed): Change type of REASON to pointer to
6761 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
6762 convert enums to strings for text output.
6763 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
6764 to be of type cgraph_inline_failed_t. Replace reason strings with
6765 enums. Call cgraph_inline_failed_string to covert enums
6766 to strings for text output.
6767 (cgraph_decide_inlining): Replace reason strings with enums.
6768 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
6769 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
6771 * tree-inline.c (expand_call_inline): Change type of REASON
6772 to cgraph_inline_failed_t. Replace reason strings with enums.
6773 Call cgraph_inline_failed_string for text output.
6774 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
6777 2009-03-28 Jan Hubicka <jh@suse.cz>
6779 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
6780 cgraph_clone_node): Remove master clone handling.
6781 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6782 * cgraph.h (master_clone): Remove.
6783 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6784 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
6785 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
6787 2009-03-28 Jan Hubicka <jh@suse.cz>
6789 * cgraph.c (cgraph_function_body_availability): Functions declared
6790 inline are always safe to assume that it is not going to be replaced.
6792 2009-03-28 Richard Guenther <rguenther@suse.de>
6794 PR tree-optimization/38513
6795 * tree-ssa-pre.c (eliminate): Remove redundant stores.
6796 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6797 EXC_PTR_EXPR and FILTER_EXPR.
6798 (get_ref_from_reference_ops): Likewise.
6800 2009-03-28 Richard Guenther <rguenther@suse.de>
6802 PR tree-optimization/38968
6803 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6804 Use FLOOR_MOD_EXPR to compute misalignment.
6806 2009-03-28 Richard Guenther <rguenther@suse.de>
6808 PR tree-optimization/37795
6809 * tree.h (combine_comparisons): Declare.
6810 * fold-const.c (combine_comparisons): Export.
6811 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
6813 (ifcombine_iforif): Use combine_comparisons.
6815 2009-03-28 Jan Hubicka <jh@suse.cz>
6817 * tree-eh.c (inlinable_call_p): New function.
6818 (make_eh_edges): Use it.
6819 (verify_eh_edges): Use it.
6820 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
6821 * except.c (reachable_next_level): Add inlinable_function argument
6822 (sjlj_find_directly_reachable_regions): Update.
6823 (add_reachable_handler): Do not set saw_any_handlers.
6824 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
6825 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6826 Add new inlinable call parameter.
6827 (can_throw_internal, can_throw_external): Update.
6828 * except.h (can_throw_internal_1, can_throw_external_1,
6829 foreach_reachable_handler): Update declaration.
6831 2009-03-28 Joseph Myers <joseph@codesourcery.com>
6833 * config/arm/t-arm-coff, config/h8300/coff.h,
6834 config/i386/i386-aout.h, config/i386/i386-coff.h,
6835 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
6836 config/pdp11/2bsd.h, config/rs6000/aix41.h,
6837 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
6838 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
6839 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
6840 sys-types.h: Remove.
6841 * Makefile.in: Remove protoize and fixproto support and references
6843 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
6844 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
6846 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
6847 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
6848 unprotoize$(exeext).
6849 (rest.encap): Don't depend on $(STMP_FIXPROTO)
6850 (.PHONY): Don't depend on proto.
6851 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
6852 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
6853 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
6854 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
6855 build/gen-protos.o, build/scan.o, xsys-protos.h,
6856 build/fix-header$(build_exeext), build/fix-header.o,
6857 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
6858 stmp-install-fixproto): Remove.
6859 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
6860 SYSCALLS.c or fixproto files.
6861 (install-common): Don't install protoize.
6862 (install-headers-tar, install-headers-cpio, install-headers-cp):
6863 Don't depend on $(STMP_FIXPROTO).
6864 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
6865 install fixproto files or write out fixproto settings.
6866 (uninstall): Don't uninstall protoize.
6867 * config.gcc (use_fixproto): Remove.
6868 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
6869 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
6870 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
6871 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
6872 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
6873 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
6874 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
6875 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
6876 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
6877 * config/t-vxworks (STMP_FIXPROTO): Remove.
6878 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
6879 STMP_FIXPROTO): Remove.
6880 * config.in, configure: Regenerate.
6881 * crtstuff.c (gid_t, uid_t): Don't undefine.
6882 * doc/install.texi: Change m68k-coff to m68k-elf in example.
6883 (arm-*-coff, arm-*-aout: Remove target entries.
6884 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
6885 Remove mention of AIX 4.1.
6886 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
6887 * doc/invoke.texi (Running Protoize): Remove.
6888 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
6889 (Protoize Caveats): Remove.
6890 * tsystem.h: Update comments on headers assumed to exist.
6892 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
6894 * genautomata.c: Add a new year to the copyright. Add a new
6896 (struct insn_reserv_decl): Add comments for member bypass_list.
6897 (find_bypass): Remove.
6898 (insert_bypass): New.
6899 (process_decls): Use insert_bypass.
6900 (output_internal_insn_latency_func): Output all bypasses with the
6901 same input insn in one switch case.
6903 * rtl.def (define_bypass): Describe bypass choice.
6904 * doc/md.texi (define_bypass): Ditto.
6906 2009-03-27 Richard Guenther <rguenther@suse.de>
6908 * gimplify.c (mark_addressable): Export.
6909 * tree-flow.h (mark_addressable): Declare.
6910 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6911 * tree-ssa.c (verify_phi_args): Verify that address taken
6912 variables have TREE_ADDRESSABLE set.
6914 2009-03-27 Richard Guenther <rguenther@suse.de>
6916 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6917 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6918 Do not mark decls TREE_ADDRESSABLE.
6919 (build_fold_addr_expr): Adjust.
6920 (fold_addr_expr): Remove.
6921 (fold_unary): Use build_fold_addr_expr.
6922 (fold_comparison): Likewise.
6923 (split_address_to_core_and_offset): Likewise.
6924 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6926 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6927 (gimplify_modify_expr_to_memcpy): Mark source and destination
6929 * omp-low.c (create_omp_child_function): Mark the object decl
6931 (lower_rec_input_clauses): Mark the var we take the address of
6933 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6935 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6938 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6939 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6941 2009-03-27 Richard Guenther <rguenther@suse.de>
6943 PR tree-optimization/39120
6944 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6946 (handle_lhs_call): Process return constraints. Add escape
6947 constraints if necessary.
6948 (handle_const_call): Fill out return constraints. Make nested
6949 case more precise. Avoid consttmp if possible.
6950 (handle_pure_call): Fill out return constraints. Avoid
6951 callused if possible.
6952 (find_func_aliases): Simplify call handling.
6954 2009-03-27 Richard Guenther <rguenther@suse.de>
6956 PR tree-optimization/39120
6957 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6958 as a representative.
6959 (solve_graph): Do propagate CALLUSED.
6960 (handle_pure_call): Use a scalar constraint from CALLUSED for
6962 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6965 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6968 * c-common.c (handle_aligned_attribute): Properly check alignment
6969 overflow. Use (1U << i) instead of (1 << i).
6971 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6973 * expr.h (get_mem_align_offset): Updated.
6975 * tree.h (tree_decl_common): Change align to "unsigned int" and
6976 move it before pointer_alias_set.
6978 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6979 Jakub Jelinek <jakub@redhat.com>
6982 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6983 gr_register_operand with gr_reg_or_0_operand.
6984 (cmpxchg_rel_di): Likewise.
6985 (sync_lock_test_and_set<mode>): Likewise.
6987 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6989 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6990 (true_regnum): Likewise.
6992 * rtlanal.c (subreg_info): Moved to ...
6993 * rtl.h (subreg_info): Here. New.
6994 (subreg_get_info): New.
6996 * rtlanal.c (subreg_get_info): Make it extern.
6998 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7001 * config/i386/i386.c (ix86_abi): New.
7002 (override_options): Handle -mabi=.
7003 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
7004 (ix86_call_abi_override): Likewise.
7005 (init_cumulative_args): Likewise.
7006 (function_arg_advance): Likewise.
7007 (function_arg_64): Likewise.
7008 (function_arg): Likewise.
7009 (ix86_pass_by_reference): Likewise.
7010 (ix86_function_value_regno_p): Likewise.
7011 (ix86_build_builtin_va_list_abi): Likewise.
7012 (setup_incoming_varargs_64): Likewise.
7013 (is_va_list_char_pointer): Likewise.
7014 (ix86_init_machine_status): Likewise.
7015 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
7016 (ix86_function_type_abi): Return enum calling_abi. Rewrite
7017 for 64bit. Replace DEFAULT_ABI with ix86_abi.
7018 (ix86_function_abi): Make it static and return enum calling_abi.
7019 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
7021 (ix86_fn_abi_va_list): Updated.
7023 * config/i386/i386.h (ix86_abi): New.
7024 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
7025 (CONDITIONAL_REGISTER_USAGE): Likewise.
7026 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
7027 (machine_function): Likewise.
7029 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
7031 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
7032 (STACK_BOUNDARY): Likewise.
7033 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
7035 * config/i386/i386.opt (mabi=): New.
7037 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
7038 return enum calling_abi.
7039 (ix86_function_type_abi): Likewise.
7040 (ix86_function_abi): Removed.
7042 * doc/invoke.texi: Document -mabi= option for x86.
7044 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7046 * builtins.c (real_dconstp): Delete.
7047 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
7049 2009-03-27 Dodji Seketeli <dodji@redhat.com>
7050 Jakub Jelinek <jakub@redhat.com>
7053 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
7054 (gen_subprogram_die): When a function is explicit, generate the
7055 DW_AT_explicit attribute.
7056 * langhooks.h (struct lang_hooks_for_decls): Add
7057 function_decl_explicit_p langhook.
7058 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
7059 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
7061 2009-03-27 Jakub Jelinek <jakub@redhat.com>
7063 * builtins.c (fold_builtin_memory_op): Optimize memmove
7064 into memcpy if we can prove source and destination don't overlap.
7066 * tree-inline.c: Include gt-tree-inline.h.
7067 (clone_fn_id_num): New variable.
7068 (clone_function_name): New function.
7069 (tree_function_versioning): Use it.
7070 * Makefile.in (GTFILES): Add tree-inline.c.
7072 2009-03-27 Mark Mitchell <mark@codesourcery.com>
7074 * BASE-VER: Change to 4.5.0.
7076 2009-03-27 Xinliang David Li <davidxl@google.com>
7078 PR tree-optimization/39557
7079 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
7081 2009-03-27 Xinliang David Li <davidxl@google.com>
7083 PR tree-optimization/39548
7084 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
7087 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7089 * c-common.c (pointer_int_sum): Use %wd on return from
7092 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7094 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
7095 on return from tree_low_cst.
7097 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
7100 * ginclude/stdarg.h (va_copy): Define also for
7101 __GXX_EXPERIMENTAL_CXX0X__.
7103 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7106 * builtins.h (c_strlen): Do not warn here.
7107 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
7108 * c-common.c (pointer_int_sum): Take an explicit location.
7109 Warn about offsets out of bounds.
7110 * c-common.h (pointer_int_sum): Adjust declaration.
7112 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7114 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
7117 2009-03-26 Jakub Jelinek <jakub@redhat.com>
7120 * opts.c (warn_if_disallowed_function_p): Don't assume
7121 get_callee_fndecl must return non-NULL.
7123 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
7125 PR rtl-optimization/39522
7126 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
7127 when reg_reloaded_valid is set.
7129 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7131 * config/spu/divv2df3.c: New file.
7132 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
7133 (DPBIT_FUNCS): Filter out _div_df.
7135 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
7137 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
7138 a jump insn, count that jump in the distance to the loop start.
7140 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
7143 * config/sh/sh.c (calc_live_regs): Fix condition for global
7144 registers except PIC_OFFSET_TABLE_REGNUM.
7146 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
7149 * doc/invoke.texi (-mconsole): New.
7153 (-mnop-fun-dllimport): New.
7157 (sub section "i386 and x86-64 Windows Options"): New.
7159 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
7161 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
7162 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
7164 2009-03-25 Richard Guenther <rguenther@suse.de>
7167 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
7170 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
7172 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
7173 neither of haifa/selective schedulers are working.
7175 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7177 * doc/invoke.texi (Debugging Options): Fix description of
7178 -fno-merge-debug-strings.
7180 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
7182 * config/cris/libgcc.ver: New version-script.
7183 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
7185 * configure.ac <GAS features, nop mnemonic>: Add pattern
7186 crisv32-*-* for "nop".
7187 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
7188 * configure: Regenerate.
7190 2009-03-24 Ira Rosen <irar@il.ibm.com>
7192 PR tree-optimization/39529
7193 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
7194 mark_sym_for_renaming for the tag copied to the new vector
7197 2009-03-24 Arthur Loiret <aloiret@debian.org>
7199 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
7200 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
7201 EXTRA_SPEC_FUNCTIONS.
7202 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
7203 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
7204 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
7205 -march and -mtune options.
7207 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
7209 * config/m68k/t-rtems: Add m5329 multilib.
7211 2009-03-24 Dodji Seketeli <dodji@redhat.com>
7212 Jakub Jelinek <jakub@redhat.com>
7215 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
7218 2009-03-23 Jakub Jelinek <jakub@redhat.com>
7221 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
7222 instead of c_parser_expression_conv, if original_code isn't one of the
7223 4 allowed comparison codes, fail.
7225 2009-03-23 Richard Guenther <rguenther@suse.de>
7227 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
7228 * tree.h (struct tree_type): Likewise.
7229 * reload.h (struct insn_chain): Likewise.
7230 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
7231 * function.h (struct function): Likewise.
7232 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
7234 2009-03-23 Jakub Jelinek <jakub@redhat.com>
7236 PR tree-optimization/39516
7237 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
7239 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
7241 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
7242 should be set true if BITS_PER_WORD of target is bigger than 32
7244 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
7246 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
7247 Translate -B-options to -rpath-link. Correct existing
7248 rpath-link and conditionalize on !nostdlib.
7250 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7252 * doc/extend.texi (Function Attributes, Variable Attributes):
7254 * doc/invoke.texi (Debugging Options, Optimize Options)
7255 (i386 and x86-64 Options, MCore Options): Likewise.
7257 2009-03-20 Jakub Jelinek <jakub@redhat.com>
7260 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
7261 it for block local namespace aliases.
7262 (gen_decl_die): Pass context_die to gen_namespace_die.
7264 2009-03-19 Jakub Jelinek <jakub@redhat.com>
7267 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
7268 minimum or maximum value.
7270 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
7272 * reginfo.c (globalize_reg): Recompute derived reg sets.
7274 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
7277 * libgcc2.c (mprotect): Do not use signed arguments for
7278 VirtualProtect, use DWORD arguments. Also fix the 'may
7279 be used uninitialized' warning for the np variable.
7281 2009-03-19 Jakub Jelinek <jakub@redhat.com>
7284 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
7285 functions using regparm calling conventions when not optimizing.
7286 (ix86_function_sseregparm): Similarly for sseregparm calling
7289 2009-03-19 Li Feng <nemokingdom@gmail.com>
7292 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
7293 dependence if the first conflict is after niter iterations.
7295 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
7298 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
7299 functions with dynamic stack-pointer adjustments.
7301 2009-03-19 Ben Elliston <bje@au.ibm.com>
7303 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
7304 option; change to -msdata=data.
7306 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7308 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
7311 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
7314 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
7316 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
7318 * doc/invoke.texi (Code Gen Options): Expand discussion of
7321 2009-03-18 Jakub Jelinek <jakub@redhat.com>
7323 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
7324 * matrix-reorg.c (struct matrix_info): Likewise.
7325 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
7326 * rtl.h (struct mem_attrs): Likewise.
7327 * df.h (struct df): Likewise.
7328 * tree-data-ref.h (struct data_dependence_relation): Likewise.
7329 * ira-int.h (struct ira_allocno): Likewise.
7330 * df-scan.c (struct df_collection_rec): Likewise.
7331 * ira.c (struct equivalence): Likewise.
7332 * function.c (struct temp_slot): Likewise.
7333 * cfgloop.h (struct loop): Likewise.
7336 * function.c (use_register_for_decl): When not optimizing, disregard
7337 register keyword for variables with types containing methods.
7339 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
7342 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
7343 (is_simple_operand): Call contains_component_ref_p before calling data
7344 reference analysis that would fail on COMPONENT_REFs.
7346 * tree-vrp.c (search_for_addr_array): Fix formatting.
7348 2009-03-18 Richard Guenther <rguenther@suse.de>
7350 * tree-vect-transform.c (vect_loop_versioning): Fold the
7351 generated comparisons.
7352 * tree-vectorizer.c (set_prologue_iterations): Likewise.
7353 (slpeel_tree_peel_loop_to_edge): Likewise.
7355 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7358 * opts.c (print_specific_help): In addition to `undocumented',
7359 accept `separate' and `joined' flags if passed alone. Describe
7360 output by the first matched one of those.
7361 (common_handle_option): Skip over empty strings.
7362 * gcc.c (display_help): Fix help string for `--help='.
7363 * doc/invoke.texi (Option Summary, Overall Options): With
7364 `--help=', classes and qualifiers can both be repeated, but
7365 only the latter can be negated. One should not pass only
7366 negated qualifiers. Fix markup and examples.
7369 2008-10-14 Jakub Jelinek <jakub@redhat.com>
7371 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
7372 and -fhelp=separate.
7374 2009-03-17 Jing Yu <jingyu@google.com>
7377 * function.h (struct rtl_data): Move is_thunk from here...
7378 (struct function): ...to here.
7379 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
7380 * varasm.c (assemble_start_function): Change is_thunk from crtl to
7382 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
7384 (alpha_does_function_need_gp, alpha_start_function): Likewise.
7385 (alpha_output_function_end_prologue): Likewise.
7386 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
7387 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
7388 (rs6000_output_function_epilogue): Likewise.
7389 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
7391 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
7394 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
7395 from different units in a single alternative.
7396 (*truncdfsf_i387): Ditto.
7397 (*truncxfsf2_mixed): Ditto.
7398 (*truncxfdf2_mixed): Ditto.
7400 2009-03-17 Jakub Jelinek <jakub@redhat.com>
7402 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
7403 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
7406 * tree-ssa-live.c (remove_unused_locals): Don't remove local
7407 unused non-artificial variables when not optimizing.
7410 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
7411 DW_TAG_imported_module even if decl is IMPORTED_DECL with
7412 NAMESPACE_DECL in its DECL_INITIAL.
7415 * optabs.c (set_user_assembler_libfunc): New function.
7416 * expr.h (set_user_assembler_libfunc): New prototype.
7417 * c-common.c: Include libfuncs.h.
7418 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
7419 for memcmp, memset, memcpy, memmove and abort.
7420 * Makefile.in (c-common.o): Depend on libfuncs.h.
7423 * dwarf2out.c (gen_inlined_enumeration_type_die,
7424 gen_inlined_structure_type_die, gen_inlined_union_type_die,
7425 gen_tagged_type_instantiation_die): Removed.
7426 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
7429 2009-03-17 Janis Johnson <janis187@us.ibm.com>
7432 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
7434 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
7435 (check-parallel-%): Ditto.
7436 (check-consistency): Ditto.
7438 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
7440 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
7441 local variable rhs by NULL_TREE.
7443 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7446 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
7448 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7451 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
7453 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7456 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
7457 for ms->sysv ABI calls only in 64bit mode.
7459 * config/i386/i386.md (untyped_call): Support 32bit.
7461 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
7463 * doc/extend.texi: Replace x86_65 with x86_64.
7465 2009-03-16 Jakub Jelinek <jakub@redhat.com>
7467 PR tree-optimization/39455
7468 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
7469 mismatches for POINTER_TYPE_P (type).
7470 (number_of_iterations_le): Likewise.
7472 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7474 * config/picochip/picochip.c: Removed profiling support.
7475 * config/picochip/picochip.md: Removed profiling instruction.
7476 * config/picochip/picochip.h: Removed profiling builtin.
7478 2009-03-16 Joseph Myers <joseph@codesourcery.com>
7480 * doc/install.texi (--with-host-libstdcxx): Document.
7482 2009-03-14 Anatoly Sokolov <aesok@post.ru>
7485 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
7486 generate a warning if the function name does not begin with
7487 "__vector" and the function has either the 'signal' or 'interrupt'
7488 attribute, from here to ...
7489 (avr_declare_function_name): ...here. New function.
7490 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
7491 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
7493 2009-03-14 Jakub Jelinek <jakub@redhat.com>
7496 * cse.c (fold_rtx): Don't modify original const_arg1 when
7497 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
7498 separate variable instead.
7499 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
7500 from out of range shift counts.
7501 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
7503 2009-03-13 Catherine Moore <clm@codesourcery.com>
7505 * config/i386/x-mingw32 (host-mingw32.o): Replace
7506 diagnostic.h with $(DIAGNOSTIC_H).
7508 2009-03-12 Jakub Jelinek <jakub@redhat.com>
7511 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
7513 * config/i386/sync.md (sync_compare_and_swap<mode>,
7514 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
7515 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
7517 (sync_double_compare_and_swapdi_pic,
7518 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
7519 cmpxchg8b_pic_memory_operand instead of just memory_operand.
7521 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7524 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
7526 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7529 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7530 (avx_addsubv4df3): Likewise.
7531 (*avx_addsubv4sf3): Likewise.
7532 (sse3_addsubv4sf3): Likewise.
7534 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7537 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
7539 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
7542 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
7543 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
7544 registers for allocnos created from user-defined variables.
7546 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7549 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
7550 of non-integer mode as well.
7552 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
7554 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
7555 for functions for which the parameter types are unknown.
7557 2009-03-11 Jakub Jelinek <jakub@redhat.com>
7560 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
7561 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
7562 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
7563 * config/i386/i386.c (ix86_local_alignment): For
7564 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
7565 long long variables on the stack to avoid dynamic realignment.
7566 Allow the first argument to be a decl rather than type.
7567 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
7569 2009-03-11 Nick Clifton <nickc@redhat.com>
7572 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
7574 Add description to mno-lsim option.
7575 * config/mcore/mcore.h: Remove comment about deprecated m4align
7577 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
7578 * doc/invoke.texi: Add description of mno-lsim and
7579 mstack-increment options.
7581 * config/fr30/fr30.opt: Document the -mno-lsim option.
7582 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
7583 and -mno-lsim options.
7585 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7587 * fold-const.c (fold_comparison): Only call fold_inf_compare
7588 if the mode supports infinities.
7590 2009-03-11 Jason Merrill <jason@redhat.com>
7593 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
7594 end already did. Notice GIMPLE_CALL modifications of the result.
7595 Don't copy debug information from an ignored decl or a decl from
7598 2009-03-10 Richard Guenther <rguenther@suse.de>
7599 Nathan Froyd <froydnj@codesourcery.com>
7602 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
7603 (__divMODE3): Likewise.
7605 2009-03-09 Jakub Jelinek <jakub@redhat.com>
7607 PR tree-optimization/39394
7608 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
7609 DECL_SIZE_UNIT of variable length FIELD_DECLs.
7611 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7613 * recog.c (verfiy_changes): Disallow renaming of hard regs in
7614 inline asms for register asm ("") declarations.
7616 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
7618 * fold-const.c (fold_unary): Fix comment.
7620 2009-03-07 Jan Hubicka <jh@suse.cz>
7623 * tree-inline.c (setup_one_parameter): Do replacement of const
7624 argument by constant in SSA form.
7626 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7629 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
7630 determine alignment passed to assign_stack_local.
7631 (assign_parms_unsplit_complex): Likewise.
7632 * except.c (sjlj_build_landing_pads): Likewise.
7634 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7637 * tree-flow.h (add_referenced_var): Return bool instead of void.
7638 * tree-dfa.c (add_referenced_var): Return result of
7639 referenced_var_check_and_insert call.
7640 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
7641 of referenced_var_check_and_insert.
7644 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
7645 (gen_variable_die): Emit DW_AT_location on abstract static variable's
7646 DIE, don't emit it if abstract origin already has it.
7647 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
7648 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
7650 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7652 * genpreds.c (needs_variable): Fix parentheses at variable name
7654 (write_tm_constrs_h): Indent generated code.
7656 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7658 * doc/extend.texi (Function Attributes): Add documentation
7661 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7664 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
7665 take locus from its DECL_SOURCE_LOCATION instead of input_location.
7667 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7669 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
7672 2009-03-05 Jakub Jelinek <jakub@redhat.com>
7675 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
7676 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
7678 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
7680 * config/i386/i386.md (R8_REG, R9_REG): New constants.
7681 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
7682 constants instead of magic numbers.
7683 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
7685 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
7686 (x86_64_ms_abi_int_parameter_registers): Ditto.
7687 (x86_64_int_return_registers): Ditto.
7688 (ix86_maybe_switch_abi): Ditto.
7689 (ix86_expand_call): Ditto for clobbered_registers array.
7690 (ix86_hard_regno_mode_ok): Ditto.
7691 (x86_extended_QIreg_mentioned_p): Ditto.
7693 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
7695 PR tree-optimization/39349
7696 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
7698 * combine.c (gen_lowpart_for_combine): Use omode when generating
7701 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
7703 PR rtl-optimization/39235
7704 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
7706 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7708 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
7710 2009-03-04 Richard Guenther <rguenther@suse.de>
7712 PR tree-optimization/39362
7713 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
7714 that occur in abnormal PHIs should be varying.
7716 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7718 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
7720 (simple_iv): Take loop as an argument instead of statement.
7721 * tree-scalar-evolution.h (simple_iv): Declaration changed.
7722 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
7724 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
7726 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
7727 * matrix-reorg.c (analyze_transpose): Ditto.
7728 * tree-data-ref.c (dr_analyze_innermost): Ditto.
7729 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7730 * tree-predcom.c (ref_at_iteration): Ditto.
7731 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
7733 2009-03-04 Richard Guenther <rguenther@suse.de>
7735 PR tree-optimization/39358
7736 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
7737 escaped_id and callused_id.
7738 (solve_graph): Likewise.
7740 2009-03-04 Richard Guenther <rguenther@suse.de>
7742 PR tree-optimization/39339
7743 * tree-sra.c (try_instantiate_multiple_fields): Make it
7744 no longer ICE on the above.
7746 2009-03-03 Joseph Myers <joseph@codesourcery.com>
7748 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
7749 that fits within Pmode.
7751 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7754 * tm.texi (LIBCALL_VALUE): Update description.
7756 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7759 * doc/extend.texi (section): Update description.
7761 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
7764 * tree-inline.c (remapped_type): New.
7765 (can_be_nonlocal): Call remapped_type instead of remap_type.
7767 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7770 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
7771 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
7773 2009-03-03 Richard Guenther <rguenther@suse.de>
7776 * tree.c (tree_nonartificial_location): New function.
7777 * tree.h (tree_nonartificial_location): Declare.
7778 * builtins.c (expand_builtin_memory_chk): Provide location
7779 of the call location for artificial function pieces.
7780 (maybe_emit_chk_warning): Likewise.
7781 (maybe_emit_sprintf_chk_warning): Likewise.
7782 (maybe_emit_free_warning): Likewise.
7783 * expr.c (expand_expr_real_1): Likewise.
7785 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7787 PR tree-optimization/39343
7788 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
7789 COMPONENT_REF t has ARRAY_TYPE.
7791 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
7794 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
7795 when the type precision of the induction variable should be
7796 larger than the type precision of nit.
7797 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
7798 * graphite.c (graphite_loop_normal_form): Same.
7799 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
7801 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7803 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
7804 (*call_1_rex64_ms_sysv): Use named constants instead of magic
7805 numbers to describe clobbered registers.
7806 (*call_value_0_rex64_ms_sysv): Ditto.
7807 * config/i386/mmx.md (mmx_emms): Ditto.
7810 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
7812 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
7815 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7817 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
7818 (spu_section_type_flags): New function.
7820 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7822 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
7823 reg_class_contents of FLOAT_REGS into a temporary.
7825 2009-03-02 Richard Guenther <rguenther@suse.de>
7826 Ira Rosen <irar@il.ibm.com>
7828 PR tree-optimization/39318
7829 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
7830 information to the vectorized statement.
7832 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
7834 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
7835 variable. Use defined names instead of magic constants for REX SSE
7838 2009-03-01 Richard Guenther <rguenther@suse.de>
7840 PR tree-optimization/39331
7841 * omp-low.c (lower_send_shared_vars): Do not receive new
7842 values for the reference of DECL_BY_REFERENCE parms or results.
7844 2009-03-01 Jan Hubicka <jh@suse.cz>
7847 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
7848 BLOCK_NONLOCALIZED_VAR): New macros.
7849 (tree_block): Add nonlocalized_vars.
7850 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
7851 gen_decl_die): Add origin argument. Allow generation of die with
7852 origin at hand only.
7853 (gen_member_die, gen_type_die_with_usage, force_decl_die,
7854 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
7856 (gen_block_die): Fix checking for unused blocks.
7857 (process_scope_var): Break out from .... ; work with origins only.
7858 (decls_for_scope) ... here; process nonlocalized list.
7859 (dwarf2out_ignore_block): Look for nonlocalized vars.
7860 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
7862 (dump_scope_block): Dump them.
7863 * tree-inline.c (remap_decls): Handle nonlocalized vars.
7864 (remap_block): Likewise.
7865 (can_be_nonlocal): New predicate.
7866 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
7868 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7870 * configure: Regenerate.
7872 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7874 * optc-gen.awk: No need to duplicate option flags twice.
7875 Reuse help texts for duplicate options which do not have any.
7877 * gcc.c (display_help): Document --version.
7879 * gcc.c (main): If print_help_list and verbose_flag, ensure
7880 driver output comes before subprocess output.
7882 * optc-gen.awk: Assign all remaining fields to help string,
7883 space-separated, for multi-line help in *.opt.
7885 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
7886 -Wno-pedantic-ms-format is for MinGW targets only.
7888 * doc/options.texi (Option file format): Fix bad indentation,
7889 restoring dropped sentence.
7891 2009-02-28 Jan Hubicka <jh@suse.cz>
7893 * tree-inline.c (tree_function_versioning): Output debug info.
7895 2009-02-28 Jan Hubicka <jh@suse.cz>
7898 * tree-inline.c (setup_one_parameter): Do not copy propagate
7899 arguments when not optimizing.
7901 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
7904 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7905 (avx_addsubv4df3): Likewise.
7906 (*avx_addsubv4sf3): Likewise.
7907 (sse3_addsubv4sf3): Likewise.
7908 (*avx_addsubv2df3): Likewise.
7909 (sse3_addsubv2df3): Likewise.
7910 (avx_unpckhps256): Correct item selectors.
7911 (avx_unpcklps256): Likewise.
7912 (avx_unpckhpd256): Likewise.
7913 (avx_unpcklpd256): Likewise.
7915 2009-02-28 Jan Hubicka <jh@suse.cz>
7917 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7919 (copy_arguments_for_versioning): If var is declared don't declare it.
7920 (tree_function_versioning): First setup substitutions and then copy
7923 2009-02-27 Jan Hubicka <jh@suse.cz>
7926 * cgraph.h (varpool_output_debug_info): Remove.
7927 * cgraphunit.c (varpool_output_debug_info): Remove.
7928 * dwarf2out.c (deferred_locations_struct): New struct
7929 (deferred_locations): New type.
7930 (deferred_locations_list): New static var.
7931 (deffer_location): New function.
7932 (gen_variable_die): Use it.
7933 (decls_for_scope): Output info on local static vars.
7934 (dwarf2out_finish): Process deferred locations.
7935 * varpool.c (varpool_output_debug_info): Remove.
7937 2009-02-27 Jan Hubicka <jh@suse.cz>
7940 * tree.h (TREE_PROTECTED): Fix comment.
7941 (BLOCK_HANDLER_BLOCK): Remove.
7942 (struct tree_block): Remove handler_block add body_block.
7943 (inlined_function_outer_scope_p): New.
7944 (is_body_block): Remove.
7945 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7946 * dwarf2out.c (is_inlined_entry_point): Remove.
7947 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7948 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7950 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7951 * gimplify.c (gimplify_expr): Gimplify body blocks.
7952 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7953 block with multiple subblocks.
7954 (dump_scope_block): Prettier output; dump more flags and info.
7955 (dump_scope_blocks): New.
7956 (remove_unused_locals): Use dump_scope_blocks.
7957 * tree-flow.h (dump_scope_blocks): Declare.
7958 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7959 * stmt.c (is_body_block): Remove.
7960 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7961 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7963 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7966 * graphite.c (graphite_loop_normal_form): Do not call
7967 number_of_iterations_exit from a gcc_assert.
7969 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7971 * config/s390/s390.c (s390_swap_cmp): Look for conditional
7972 jumps if COND is NULL.
7973 (find_cond_jump): New function.
7974 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7975 * config/s390/s390.md: Remove z10_cobra attribute value.
7977 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7979 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7980 force_const_mem returns NULL_RTX.
7982 2009-02-26 Jan Hubicka <jh@suse.cz>
7985 * cgraph.h (varpool_output_debug_info): Remove.
7986 * cgraphunit.c (varpool_output_debug_info): Remove.
7987 * dwarf2out.c (deferred_locations_struct): New struct
7988 (deferred_locations): New type.
7989 (deferred_locations_list): New static var.
7990 (deffer_location): New function.
7991 (gen_variable_die): Use it.
7992 (decls_for_scope): Output info on local static vars.
7993 (dwarf2out_finish): Process deferred locations.
7994 * varpool.c (varpool_output_debug_info): Remove.
7996 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7998 PR rtl-optimization/39241
7999 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
8000 to subreg_offset_representable_p.
8002 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
8004 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
8005 execute function prototype. Get f and nregs from max_reg_num
8006 and get_insns. Remove the first backward pass as it's dead,
8007 guard the forward pass by flag_expensive_optimizations.
8008 (rest_of_handle_regmove): Delete.
8009 (pass_regmove): Replace it with regmove_optimize.
8011 2009-02-25 Martin Jambor <mjambor@suse.cz>
8013 PR tree-optimization/39259
8014 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
8015 calls_alloca function flags.
8016 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
8019 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
8021 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
8022 flags_set_1_rtx, flags_set_1_set): Delete.
8023 (regmove_optimize): Do not call mark_flags_life_zones.
8025 2009-02-24 Julian Brown <julian@codesourcery.com>
8028 * config/arm/arm.c (require_pic_register): Only set
8029 cfun->machine->pic_reg once per function.
8031 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
8033 * doc/invoke.texi (Link Options): Document an easier way to pass
8034 options that take arguments to the GNU linker using -Xlinker and -Wl.
8036 2009-02-24 Steve Ellcey <sje@cup.hp.com>
8039 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
8041 2009-02-24 Richard Guenther <rguenther@suse.de>
8044 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
8046 2009-02-24 Richard Guenther <rguenther@suse.de>
8047 Zdenek Dvorak <ook@ucw.cz>
8049 PR tree-optimization/39233
8050 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
8051 from converting them to a generic type.
8053 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
8055 PR tree-optimization/39260
8056 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
8057 contains a condition with a real type.
8058 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
8060 2009-02-23 Jason Merrill <jason@redhat.com>
8063 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
8064 narrowing_initializer_constant_valid_p.
8065 (narrowing_initializer_constant_valid_p): Don't return
8066 null_pointer_node for adding a pointer to itself.
8068 2009-02-23 Jan Hubicka <jh@suse.cz>
8071 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
8074 2009-02-23 Jan Hubicka <jh@suse.cz>
8076 PR tree-optimization/37709
8077 * tree.c (block_ultimate_origin): Move here from dwarf2out.
8078 * tree.h (block_ultimate_origin): Declare.
8079 * dwarf2out.c (block_ultimate_origin): Move to tree.c
8080 * tree-ssa-live.c (remove_unused_scope_block_p):
8081 Eliminate blocks containig no instructions nor live variables nor
8083 (dump_scope_block): New function.
8084 (remove_unused_locals): Enable removal of dead blocks by default;
8085 enable dumping at TDF_DETAILS.
8087 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
8089 * config/i386/i386.c (classify_argument): Don't allow COImode
8091 (function_arg_advance_32): Don't allow OImode.
8092 (function_arg_32): Likewise.
8093 (function_value_32): Likewise.
8094 (return_in_memory_32): Likewise.
8095 (function_arg_64): Remove OImode comment.
8097 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
8100 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
8101 ix86_expand_vector_set for V4DImode in 64bit mode only.
8102 (ix86_expand_vector_init_one_var): Likewise.
8104 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
8106 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
8108 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
8111 * loop-iv.c: Revert last change.
8112 * emit-rtl.c: Likewise.
8114 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
8117 * config/i386/i386.c (type_natural_mode): Remove an extra
8118 space in the warning message.
8119 (function_value_32): Handle 32-byte vector modes.
8120 (return_in_memory_32): Likewise.
8122 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
8124 * loop-iv.c (truncate_value): New function.
8125 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
8127 (lowpart_subreg): Move to...
8128 * emit-rtl.c: ...here.
8130 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
8132 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
8133 accidental and undocumented change at revision 140860.
8135 2009-02-21 Joseph Myers <joseph@codesourcery.com>
8137 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
8138 take gimple_seq * arguments.
8139 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
8140 types_compatible_p langhook.
8142 2009-02-20 Mark Mitchell <mark@codesourcery.com>
8143 Joseph Myers <joseph@codesourcery.com>
8145 * config/arm/arm.c (arm_builtin_va_list): New function.
8146 (arm_expand_builtin_va_start): Likewise.
8147 (arm_gimplify_va_arg_expr): Likewise.
8148 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
8149 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
8150 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
8151 (va_list_type): New variable.
8152 (arm_mangle_type): Mangle va_list_type appropriately.
8154 2009-02-20 Jakub Jelinek <jakub@redhat.com>
8157 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
8158 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
8159 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
8160 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
8161 parameter to 1000 for -O1 by default.
8162 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
8164 * loop-invariant.c: Include params.h.
8165 (move_loop_invariants): Don't call move_single_loop_invariants on
8168 2009-02-20 Jaka Mocnik <jaka@xlab.si>
8170 * calls.c (emit_library_call_value_1): Use slot_offset instead of
8171 offset when calculating bounds for indexing stack_usage_map. Fixes
8172 a buffer overflow with certain target setups.
8174 2009-02-20 Jakub Jelinek <jakub@redhat.com>
8177 * calls.c (expand_call): Clear try_tail_call if caller and callee
8178 disagree in promotion of function return value.
8180 2009-02-19 Jakub Jelinek <jakub@redhat.com>
8183 * c-common.c (c_determine_visibility): If visibility changed and
8184 DECL_RTL has been already set, call make_decl_rtl to update symbol
8187 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
8190 * varasm.c (assemble_variable): Don't check DECL_NAME when
8191 globalizing a variable.
8193 2009-02-19 Joseph Myers <joseph@codesourcery.com>
8196 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
8197 expression before any __builtin_trap call.
8198 * c-typeck.c (build_function_call): Convert and check function
8199 arguments before generating a call to a trap. Evaluate the
8200 function arguments before the trap.
8202 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
8205 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
8206 (UNSPEC_FXAM_MEM): New unspec.
8207 (fxam<mode>2_i387_with_temp): New insn and split pattern.
8208 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
8209 memory using fxam<mode>2_i387_with_temp to remove excess precision.
8211 2009-02-19 Richard Guenther <rguenther@suse.de>
8213 PR tree-optimization/39207
8214 PR tree-optimization/39074
8215 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
8216 storedanything_tree): New.
8217 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
8218 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
8219 (build_succ_graph): Add edges from STOREDANYTHING to all
8221 (init_base_vars): Initialize STOREDANYTHING.
8222 (compute_points_to_sets): Free substitution info after
8223 building the succ graph.
8224 (ipa_pta_execute): Likewise.
8226 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
8228 (do_ds_constraint): Do not add to special var or non-pointer
8230 (type_could_have_pointers): Split out from ...
8231 (could_have_pointers): ... here. For arrays use the element type.
8232 (create_variable_info_for): Initialize may_have_pointers.
8233 (new_var_info): Likewise.
8234 (handle_lhs_call): Make the HEAP variable unknown-sized.
8235 (intra_create_variable_infos): Use a type with pointers for
8236 PARM_NOALIAS, make it unknown-sized.
8238 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
8241 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
8243 2009-02-18 Jason Merrill <jason@redhat.com>
8246 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
8247 value if DECL_EXTERNAL.
8248 * tree-sra.c (sra_walk_gimple_assign): Likewise.
8249 * target.h (gcc_target::binds_local_p): Clarify "module".
8250 * tree.h (TREE_PUBLIC): Clarify "module".
8252 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
8255 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
8256 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
8258 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
8261 * c.opt (Wabi): Support C and ObjC.
8264 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
8266 * config/i386/i386.c (classify_argument): Warn once about the ABI
8267 change when passing union with long double.
8269 * doc/invoke.texi: Update -Wabi for warning psABI changes.
8271 2009-02-18 Joseph Myers <joseph@codesourcery.com>
8274 * c-parser.c (c_parser_compound_statement): Always enter and leave
8277 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8280 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
8282 2009-02-18 Jakub Jelinek <jakub@redhat.com>
8284 PR tree-optimization/36922
8285 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
8286 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
8289 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8291 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
8294 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8296 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
8298 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8300 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
8303 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
8304 Richard Sandiford <rdsandiford@googlemail.com>
8306 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
8307 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
8308 (loongson_biadd): ...this.
8310 2009-02-17 Richard Guenther <rguenther@suse.de>
8312 PR tree-optimization/39202
8313 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
8314 a var make sure to follow existing collapses.
8316 2009-02-17 Richard Guenther <rguenther@suse.de>
8319 * langhooks.c (lhd_print_error_function): Check for NULL block.
8321 2009-02-17 Richard Guenther <rguenther@suse.de>
8323 PR tree-optimization/39204
8324 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
8327 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
8329 * config/soft-fp/double.h: Update from glibc CVS.
8331 2009-02-17 Richard Guenther <rguenther@suse.de>
8333 PR tree-optimization/39207
8334 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
8335 strict-aliasing warnings for pointers pointing to NULL.
8337 2009-02-16 Joseph Myers <joseph@codesourcery.com>
8340 * c-parser.c (c_parser_braced_init): Call pop_init_level when
8341 skipping until next close brace.
8343 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
8346 * config/i386/i386.c (ix86_expand_push): Set memory alignment
8347 to function argument boundary.
8349 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8351 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
8352 in the lea_add. Reload eventually constraints it properly.
8353 * config/picochip/constraints.md: Remove the target constraint
8354 "b", since it is not needed anymore.
8356 2009-02-16 Jakub Jelinek <jakub@redhat.com>
8358 * gthr-dce.h: Uglify function parameter and local variable names.
8359 * gthr-gnat.h: Likewise.
8360 * gthr-mipssde.h: Likewise.
8361 * gthr-nks.h: Likewise.
8362 * gthr-posix95.h: Likewise.
8363 * gthr-posix.h: Likewise.
8364 * gthr-rtems.h: Likewise.
8365 * gthr-single.h: Likewise.
8366 * gthr-solaris.h: Likewise.
8367 * gthr-tpf.h: Likewise.
8368 * gthr-vxworks.h: Likewise.
8369 * gthr-win32.h: Likewise.
8371 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
8374 * config/i386/i386.md: Restrict the new peephole2 to move
8375 between MMX/SSE registers.
8377 2009-02-15 Richard Guenther <rguenther@suse.de>
8380 2009-02-13 Richard Guenther <rguenther@suse.de>
8382 * configure.ac: Enable LFS.
8383 * configure: Re-generate.
8384 * config.in: Likewise.
8386 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8388 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
8389 spu_srqwbyte, spu_srqwbytebc): Define.
8390 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
8391 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
8392 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
8393 "shrqby_<mode>"): New insn-and-split patterns.
8394 * config/spu/spu.c (expand_builtin_args): Determine and return
8395 number of operands using spu_builtin_description data.
8396 (spu_expand_builtin_1): Use it.
8398 2009-02-13 Steve Ellcey <sje@cup.hp.com>
8401 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
8404 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8407 * config/i386/i386.c (override_options): Correct warning
8408 messages for -malign-loops, -malign-jumps and -malign-functions.
8410 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8413 * config/i386/i386.md: Restrict the new peephole2 to move
8414 between the general purpose registers.
8416 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8419 * config/i386/i386.c (type_natural_mode): Add a new argument.
8420 Return the original mode and warn ABI change if vector size is 32byte.
8421 (function_arg_advance): Updated.
8422 (function_arg): Likewise.
8423 (ix86_function_value): Likewise.
8424 (ix86_return_in_memory): Likewise.
8425 (ix86_sol10_return_in_memory): Likewise.
8426 (ix86_gimplify_va_arg): Likewise.
8427 (function_arg_32): Don't warn ABX ABI change here.
8428 (function_arg_64): Likewise.
8430 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
8432 * loop-iv.c (implies_p): In the final case, test that operands 0
8433 of the two comparisons match.
8435 * config/bfin/bfin.c (find_prev_insn_start): New function.
8436 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
8437 (find_next_insn_start): Move.
8439 2009-02-13 Richard Guenther <rguenther@suse.de>
8441 * configure.ac: Enable LFS.
8442 * configure: Re-generate.
8443 * config.in: Likewise.
8445 2009-02-13 Joseph Myers <joseph@codesourcery.com>
8448 * c-parser.c (c_parser_parms_list_declarator): Discard pending
8449 sizes on syntax error after some arguments have been parsed.
8451 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8453 * doc/invoke.texi (-fira): Remove.
8455 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8457 * caller-save.c: Replace regclass.c with reginfo.c in comments.
8458 * recog.c: Likewise.
8461 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
8463 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
8464 (umul_ppmm): Likewise.
8465 (count_leading_zeros): Likewise.
8466 (count_trailing_zeros): Likewise.
8467 (UMUL_TIME): Likewise.
8469 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8471 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
8472 soft-fp/t-softfp to tmake_file.
8474 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
8475 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
8476 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
8477 IA64_BUILTIN_INFQ]: New.
8478 (ia64_init_builtins): Initialize __builtin_infq,
8479 __builtin_fabsq and __builtin_copysignq if not HPUX.
8480 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
8481 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
8483 * config/ia64/lib1funcs.asm (__divtf3): Define only if
8485 (__fixtfti): Likewise.
8486 (__fixunstfti): Likewise.
8487 (__floattitf): Likewise.
8489 * config/ia64/libgcc-glibc.ver: New.
8490 * config/ia64/t-fprules-softfp: Likewise.
8491 * config/ia64/sfp-machine.h: Likewise.
8493 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
8494 (LIBGCC2_TF_CEXT): Likewise.
8495 (TF_SIZE): Likewise.
8496 (TARGET_INIT_LIBFUNCS): Likewise.
8498 * config/ia64/t-glibc (SHLINB_MAPFILES):
8499 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
8501 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8503 * config/i386/i386.c (construct_container): Rewrite processing
8504 BLKmode with X86_64_SSE_CLASS.
8506 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
8509 * config/i386/i386.md: Replace simplify_replace_rtx with
8510 replace_rtx in the new peephole2.
8512 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
8514 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
8515 loop unrolling do not happen at -O2.
8517 2009-02-12 Michael Matz <matz@suse.de>
8519 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
8521 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8523 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
8526 2009-02-12 Ben Elliston <bje@au.ibm.com>
8528 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
8529 patterns when updating the back chain. Missed in the 2009-02-10
8532 2009-02-11 Janis Johnson <janis187@us.ibm.com>
8534 * doc/extend.texi (Decimal Floating Types): Update identifier of
8535 draft TR and list of missing support.
8537 2009-02-11 Jakub Jelinek <jakub@redhat.com>
8540 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
8541 bit to variable length decl's flags, add it also to its
8542 pointer replacement variable.
8544 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
8545 Jakub Jelinek <jakub@redhat.com>
8548 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
8549 (memory_blockage): New expander.
8550 (*memory_blockage): New insn pattern.
8551 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
8552 instead of general blockage at the end of function prologue when
8553 frame pointer is used to access red zone area. Do not emit blockage
8554 when profiling, it is emitted in generic code.
8555 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
8556 function epilogue when frame pointer is used to access red zone area.
8558 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
8561 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
8562 by arithmetic with memory operands.
8563 * config/i386/predicates.md (commutative_operator): New.
8565 2009-02-10 Janis Johnson <janis187@us.ibm.com>
8567 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
8570 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
8572 * alias.h (record_alias_subset): Declare.
8573 * alias.c (record_alias_subset): Make global.
8575 2009-02-10 Nick Clifton <nickc@redhat.com>
8577 * tree-parloops.c: Change license to GPLv3.
8578 * ipa-struct-reorg.c: Change license to GPLv3.
8579 * ipa-struct-reorg.h: Change license to GPLv3.
8581 2009-02-10 Steve Ellcey <sje@cup.hp.com>
8584 * c-decl.c (start_struct): Return NULL on error.
8586 2009-02-10 Jakub Jelinek <jakub@redhat.com>
8589 * cfgloopmanip.c (remove_path): Call remove_bbs after
8590 cancel_loop_tree, not before it.
8593 * function.h (struct function): Add has_local_explicit_reg_vars bit.
8594 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
8595 VAR_DECLs were seen.
8596 * tree-ssa-live.c (remove_unused_locals): Recompute
8597 cfun->has_local_explicit_reg_vars.
8598 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
8599 copies or clearings if cfun->has_local_explicit_reg_vars.
8601 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
8604 * config/i386/i386.c (expand_prologue): Emit blockage at the end
8605 of function prologue when frame pointer is used to access
8608 2009-02-10 Richard Guenther <rguenther@suse.de>
8611 * gimplify.c (gimple_regimplify_operands): Always look if
8612 we need to create a temporary.
8614 2009-02-10 Richard Guenther <rguenther@suse.de>
8616 PR tree-optimization/39132
8617 * tree-loop-distribution.c (todo): New global var.
8618 (generate_memset_zero): Trigger TODO_rebuild_alias.
8619 (tree_loop_distribution): Return todo.
8621 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
8624 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
8625 (x86_64_reg_class_name): Removed.
8626 (classify_argument): Return 0 if bytes > 32. Return 0 if the
8627 first one isn't X86_64_SSE_CLASS or any other ones aren't
8628 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
8629 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
8630 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
8631 and 3 X86_64_SSEUP_CLASS.
8632 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
8633 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
8635 2009-02-10 Ben Elliston <bje@au.ibm.com>
8637 * config/rs6000/rs6000.md (allocate_stack): Always use an update
8638 form instruction to update the stack back chain word, even if the
8639 user has disabled the generation of update instructions.
8640 (movdi_<mode>_update_stack): New.
8641 (movsi_update_stack): Likewise.
8642 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
8643 always use an update form instruction to update the stack back
8646 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
8649 * graphite.c (if_region_set_false_region): After moving a region in
8650 the false branch of a condition, remove the empty dummy basic block.
8651 (gloog): Remove wrong fix for PR38953.
8653 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8655 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
8656 generation due to implicit sign extension.
8658 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
8661 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
8662 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
8664 2009-02-09 Richard Guenther <rguenther@suse.de>
8667 * convert.c (convert_to_real): Disable (float)fn((double)x)
8668 to fnf(x) conversion if errno differences may occur and
8669 -fmath-errno is set.
8671 2009-02-07 Anatoly Sokolov <aesok@post.ru>
8673 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
8674 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8675 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8677 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8680 * c-common.c (handle_alias_attribute): Disallow attribute for
8681 anything not a FUNCTION_DECL or VAR_DECL.
8683 2009-02-06 Janis Johnson <janis187@us.ibm.com>
8686 * real.c (do_compare): Special-case compare of zero against
8687 decimal float value.
8689 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8692 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
8693 as indicating flexible array members unless the field itself is
8694 being declarared as the incomplete array.
8696 2009-02-06 Jan Hubicka <jh@suse.cz>
8698 PR tree-optimization/38844
8699 * ipa-inline.c (try_inline): Stop inlining recursion when edge
8702 2009-02-06 Richard Guenther <rguenther@suse.de>
8705 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
8706 fork because we may expand it as __gcov_fork.
8708 2009-02-06 Nick Clifton <nickc@redhat.com>
8710 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
8712 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
8714 PR tree-optimization/35659
8715 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
8716 vn_phi_eq): Shortcut if hashcode does not match.
8717 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
8719 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
8720 and avoid iterative_hash_expr.
8721 (FOR_EACH_VALUE_ID_IN_SET): New.
8722 (value_id_compare): Remove.
8723 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
8724 sort expressions by value id.
8726 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
8729 * config/sh/predicates.md (general_movsrc_operand): Don't check
8730 the subreg of system registers here.
8732 2009-02-05 Jakub Jelinek <jakub@redhat.com>
8735 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
8738 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
8740 PR rtl-optimization/39110
8741 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
8742 addresses, not aligned ones.
8744 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
8745 Richard Guenther <rguenther@suse.de>
8747 PR tree-optimization/39100
8748 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
8749 comment says and add edges.
8751 2009-02-05 Joseph Myers <joseph@codesourcery.com>
8754 * c-common.c (handle_tls_model_attribute): Ignore attribute for
8755 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
8757 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
8759 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
8760 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
8761 register_bb_in_sese, new_sese, free_sese): Moved.
8762 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
8763 outermost_loop_in_scop, build_scop_iteration_domain,
8764 expand_scalar_variables_ssa_name, get_vdef_before_scop,
8765 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
8766 Use loop_in_sese_p instead of loop_in_scop_p.
8767 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
8768 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
8769 (scopdet_basic_block_info): Fix bug in scop detection.
8770 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
8771 eq_loop_to_cloog_loop): Remove.
8772 (nb_loops_around_loop_in_scop, nb_loop
8773 ref_nb_loops): Moved here...
8774 * graphite.h (ref_nb_loops): ... from here.
8775 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
8776 (loop_domain_dim, loop_iteration_vector_dim): Remove.
8777 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
8778 * testsuite/gcc.dg/graphite/scop-19.c: New
8780 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
8781 Hans-Peter Nilsson <hp@axis.com>
8783 PR rtl-optimization/37889
8784 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
8785 Move offset handling from PLUS to before the switch. Use new
8786 arguments when considering SYMBOL_REFs too.
8787 (rtx_addr_can_trap_p): Pass dummy offset and size.
8788 (enum may_trap_p_flags): Remove.
8789 (may_trap_p_1): Pass size from MEM_SIZE.
8791 PR rtl-optimization/38921
8792 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
8793 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
8794 * rtlanal.c (may_trap_after_code_motion_p): Delete.
8795 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
8797 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
8799 AVX Programming Reference (January, 2009)
8800 * config/i386/sse.md (*vpclmulqdq): New.
8802 2009-02-04 Jakub Jelinek <jakub@redhat.com>
8804 PR tree-optimization/38977
8805 PR gcov-profile/38292
8806 * calls.c (special_function_p): Disregard __builtin_ prefix.
8808 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
8810 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
8811 non-indexable addresses even before reload.
8813 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8816 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
8817 as having variable size. Do not give an error for unnamed
8818 parameters with [*] declarators. Give a warning for type names
8819 with [*] declarators and mark them as variable size.
8820 * c-parser.c (c_parser_sizeof_expression): Do not give an error
8821 for sizeof applied to [*] type names.
8823 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8826 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
8828 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8830 * gcc.c (process_command): Update copyright notice dates.
8831 * gcov.c (print_version): Likewise.
8832 * gcov-dump.c (print_version): Likewise.
8833 * mips-tfile.c (main): Likewise.
8834 * mips-tdump.c (main): Likewise.
8836 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8839 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
8840 for composite type involving a zero-length array type.
8842 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8845 * function.c (match_asm_constraints_1): Skip over
8846 initial optional % in the constraint.
8849 * c-parser.c (c_parser_postfix_expression): If fixed point is not
8850 supported, don't accept FIXED_CSTs.
8851 * c-decl.c (finish_declspecs): Error if fixed point is not supported
8852 and _Sat is used without _Fract/_Accum. Set specs->type to
8853 integer_type_node for cts_fract/cts_accum if fixed point is not
8856 2009-02-02 Catherine Moore <clm@codesourcery.com>
8858 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
8860 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
8862 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
8863 (ABI_HAS_64BIT_SYMBOLS): Use it.
8864 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
8866 2009-02-02 Paul Brook <paul@codesourcery.com>
8868 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
8870 2009-02-02 Jakub Jelinek <jakub@redhat.com>
8873 * recog.h (asm_operand_ok): Add constraints argument.
8874 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
8875 recurse on matching constraint.
8876 (check_asm_operands): Pass constraints as 3rd argument to
8877 asm_operand_ok. Don't look up matching constraint here.
8878 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
8881 2009-02-02 Ben Elliston <bje@au.ibm.com>
8883 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
8884 TARGET_NARROW_VOLATILE_BITFIELD macro names.
8886 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8888 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
8889 information. Remove some obsolete information. Reorganize.
8891 * config/pa/fptr.c: Revert license to GPL 2.
8892 * config/pa/milli64.S: Likewise.
8894 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8897 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
8898 LIBRARY name in, instead of hard-coding it.
8899 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
8900 extra target make frag to tmake_files according to EH model.
8901 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8902 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
8903 frags that define makefile variable EH_MODEL appropriately.
8904 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
8905 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
8906 to "-sjlj" according to type of EH configured.
8907 (LIBGCC_SONAME): Concatenate it to shared library base name.
8908 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
8909 to "_sjlj" according to type of EH configured.
8910 (LIBGCC_SONAME): Concatenate it to shared library base name.
8911 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8912 (SHLIB_LINK): Add missing semicolon to if-else construct.
8913 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8914 string value of "pe_dll" command-line option.
8915 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8916 (SHLIB_SONAME): Use it when overriding t-cygming default.
8917 (SHLIB_IMPLIB): Override t-cygming default.
8918 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8919 string value of "pe_dll" command-line option.
8921 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8924 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8925 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8927 2009-01-31 Richard Guenther <rguenther@suse.de>
8929 PR tree-optimization/38937
8930 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8931 computing the transitive closure.
8933 2009-01-30 Richard Guenther <rguenther@suse.de>
8935 PR tree-optimization/39041
8936 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8937 Propagate variable indices only if the types match for this stmt.
8939 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8942 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8943 inline but never defined.
8945 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8947 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8948 (*insv_h_di_reg_extimm): New insn.
8949 (*insv_l<mode>_reg_extimm): New insn.
8951 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8953 * config/picochip/picochip.c (flag_conserve_stack): set
8954 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8955 fconserve-stack. Reduce call-overhead used by inliner.
8957 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8960 * common.opt (flag_conserve_stack): Initialised to zero.
8962 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8965 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8966 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8969 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8971 * ira-color.c (allocno_reload_assign): Update comments.
8972 * regmove.c (regmove_optimize): Likewise.
8976 2009-01-29 Robert Millan <rmh@aybabtu.com>
8978 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8979 * config/i386/kopensolaris-gnu.h: New file. Undefine
8980 `MD_UNWIND_SUPPORT'.
8981 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8983 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8985 PR tree-optimization/39007
8986 * tree-loop-distribution.c (generate_builtin): Use
8987 recompute_dominator to compute the immediate dominator of the
8988 basic block just after the loop.
8990 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8992 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8993 (ASM_OUTPUT_DWARF_PCREL): Define.
8995 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8997 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8998 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8999 global. Modify entries about regmove and IRA.
9001 * ra-conflict.c: Remove the file.
9003 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
9005 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
9006 (pass_regclass_init): Rename to pass_reginfo_init.
9008 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
9010 * toplev.h (flag_ira): Remove.
9012 * caller-save.c (setup_save_areas): Remove flag_ira.
9014 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
9016 * global.c: Remove the file.
9018 * opts.c (decode_options): Remove flag_ira.
9020 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
9022 * regmove.c: Modify file description.
9023 (find_use_as_address, try_auto_increment): Define them only if
9024 AUTO_INC_DEC is defined.
9025 (replacement_quality, replace_in_call_usage, fixup_match_1,
9026 stable_and_no_regs_but_for_p): Remove.
9027 (reg_set_in_bb): Make it static.
9028 (regmove_optimize): Remove flag_ira and code which worked for
9031 * local-alloc.c: Remove the file.
9033 * common.opt (fira): Remove.
9035 * ira.c: Include except.h.
9036 (eliminable_regset): Move from global.c.
9037 (mark_elimination): Ditto. Remove flag_ira.
9038 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
9039 equiv_mem_modified, validate_equiv_mem_from_store,
9040 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
9041 contains_replace_regs, memref_referenced_p, memref_used_between_p,
9042 no_equiv, recorded_label_ref): Move from local-alloc.c.
9043 (update_equiv_regs): Ditto. Make it static.
9044 (print_insn_chain, print_insn_chains): Move it from global.c.
9045 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
9046 (build_insn_chain): Ditto. Make it static.
9047 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
9048 Rename to init_live_subregs.
9049 (gate_ira): Remove flag_ira.
9051 * regclass.c: Rename reginfo.c. Change file description.
9052 (FORBIDDEN_INC_DEC_CLASSES): Remove.
9053 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
9054 (init_reg_sets_1): Remove code for evaluation of
9055 reg_class_superclasses and losing_caller_save_reg_set.
9056 (init_regs): Remove init_reg_autoinc.
9057 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
9058 ok_for_base_p_nonstrict): Remove.
9059 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
9060 (pass_regclass_init): Rename to pass_reginfo_init. Modify
9061 corresponding entries.
9062 (dump_regclass, record_operand_costs, scan_one_insn,
9063 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
9064 record_address_regs, auto_inc_dec_reg_p): Remove.
9065 (gt-regclass.h): Rename to gt-reginfo.h.
9067 * rtl.h (dump_global_regs, retry_global_alloc,
9068 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
9070 * Makefile.in (RA_H): Remove.
9071 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
9072 Rename regclass.o to reginfo.o.
9073 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
9075 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
9076 (GTFILES): Rename regclass.c to reginfo.c.
9078 * passes.c (init_optimization_passes): Remove pass_local_alloc and
9079 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
9081 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9082 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
9084 (finish_spills): Ditto. Remove code for !flag_ira.
9086 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
9089 * doc/invoke.texi (rtl debug options): Complete rewrite.
9090 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
9092 * mode-switching.c (pass_mode_switching): Rename pass from
9093 "mode-sw" to "mode_sw".
9094 * except.c (pass_convert_to_eh_ranges): Rename pass from
9095 "eh-ranges" to "eh_ranges".
9096 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
9100 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
9101 Alexander Monakov <amonakov@ispras.ru>
9104 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
9106 (move_exprs_to_boundary): Change return type and pass through
9107 should_move from move_op. Relax assert. Update usage ...
9108 (schedule_expr_on_boundary): ... here. Use should_move instead of
9110 (move_op_orig_expr_found): Indicate that insn was disconnected from
9112 (code_motion_process_successors): Do not call after_merge_succs
9113 callback if original expression was not found when traversing any of
9115 (code_motion_path_driver): Change return type. Update prototype.
9116 (move_op): Update comment. Add a new parameter (should_move). Update
9117 prototype. Set *should_move based on indication provided by
9118 move_op_orig_expr_found.
9120 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
9122 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
9123 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
9124 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
9125 * config/rs6000/rs6000.c (rs6000_override_options): Default
9126 avoid-indexed-addresses on for Power6, off for everything else.
9127 (avoiding_indexed_address_p): New function.
9128 (rs6000_legitimize_address): Use it.
9129 (rs6000_legitimate_address): Likewise.
9130 * config/rs6000/rs6000.md (movXX_updateX): Likewise
9132 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
9134 PR tree-optimization/38997
9135 * tree-loop-distribution.c (generate_memset_zero): Use
9136 POINTER_PLUS_EXPR for a pointer addition.
9138 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
9140 * config/s390/s390.md (bswap<mode>2): New pattern added.
9142 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
9144 * config/s390/s390.md (*tls_load_31): Added type attribute.
9146 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
9148 * config/s390/s390.md: Fix a few comments.
9150 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
9152 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
9153 (*tm<mode>_full): Fixed z10prop attribute.
9154 (*tst<mode>_extimm): Fixed z10prop attribute.
9155 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
9156 (*tstqiCCT_cconly): Fixed z10prop attribute.
9157 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
9158 (*movsi_larl): Fixed z10prop attribute.
9159 (*movsi_zarch): Fixed z10prop attribute.
9160 (*movsi_eas): Fixed z10prop attribute.
9161 (*movhi): Fixed z10prop attribute.
9162 (*movqi): Fixed z10prop attribute.
9163 (*movstrictqi): Fixed z10prop attribute.
9164 (*mov<mode>): Fixed z10prop attribute.
9165 (*movcc): Fixed z10prop attribute.
9166 (*sethighpartdi_64): Fixed z10prop attribute.
9167 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
9168 (*negdi2_sign_cc): Fixed z10prop attribute.
9169 (*negdi2_sign): Fixed z10prop attribute.
9170 (*absdi2_sign_cc): Fixed z10prop attribute.
9171 (*absdi2_sign): Fixed z10prop attribute.
9172 (*negabsdi2_sign_cc): Fixed z10prop attribute.
9173 (*negabsdi2_sign): Fixed z10prop attribute.
9174 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
9175 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
9176 (doloop_si64): Fixed z10prop attribute.
9177 (doloop_si31): Fixed z10prop attribute.
9178 (doloop_long): Fixed z10prop attribute.
9179 (indirect_jump): Fixed z10prop attribute.
9180 (nop): Fixed z10prop attribute.
9181 (main_base_64): Fixed z10prop attribute.
9182 (reload_base_64): Fixed z10prop attribute.
9184 2009-01-28 Jakub Jelinek <jakub@redhat.com>
9186 PR rtl-optimization/38740
9187 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
9189 * config/mips/mips.c (mips_reorg): Likewise.
9191 2009-01-28 Richard Guenther <rguenther@suse.de>
9193 PR tree-optimization/38926
9194 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
9195 with the correct value id to a value.
9196 (do_regular_insertion): Use the value number of edoubleprime
9197 for the value number of the expr.
9200 2008-08-21 Richard Guenther <rguenther@suse.de>
9202 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9203 a PHI ask VN if it is already available.
9204 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9205 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9207 2009-01-28 Jakub Jelinek <jakub@redhat.com>
9210 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
9211 set to varying whenever max has TREE_OVERFLOW set, similarly
9212 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
9214 2009-01-28 Richard Guenther <rguenther@suse.de>
9217 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
9218 uninitialized aggregate uses in call arguments.
9220 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
9222 PR tree-optimization/38984
9223 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
9224 the nothing_id variable if -fno-delete-null-pointer-checks.
9226 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
9229 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
9230 (set_got_offset_rex64): Ditto.
9232 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
9235 * doc/extend.texi: Improve local variable with asm reg.
9237 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
9239 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
9240 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
9241 was not supplied then set warn_packed_bitfield_compat to the
9243 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
9246 2009-01-27 Richard Guenther <rguenther@suse.de>
9248 PR tree-optimization/38503
9249 * cfgexpand.c (expand_gimple_basic_block): Ignore
9250 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
9251 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
9252 variables that cannot have TBAA applied.
9253 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
9256 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
9259 * calls.c (initialize_argument_information): Do not wrap complex
9260 arguments in SAVE_EXPR.
9262 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
9264 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
9265 (INSTALL_LIBGCC): Revert typo commit.
9267 2009-01-26 Richard Guenther <rguenther@suse.de>
9269 PR tree-optimization/38745
9270 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
9271 from special handling.
9273 2009-01-26 Richard Guenther <rguenther@suse.de>
9275 PR tree-optimization/38745
9276 * tree-ssa.c (execute_update_addresses_taken): Do not include
9277 variables that cannot possibly be a register in not_reg_needs.
9278 Do not clear TREE_ADDRESSABLE on vars that may not become
9280 * tree-ssa.c (update_alias_info_1): Include those in the set
9281 of addressable vars.
9283 2009-01-26 Richard Guenther <rguenther@suse.de>
9286 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
9287 * tree-ssa-dse.c: Include langhooks.h
9288 (execute_simple_dse): Remove stores with zero size.
9290 2009-01-24 Jakub Jelinek <jakub@redhat.com>
9293 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
9296 2009-01-24 Julian Brown <julian@codesourcery.com>
9298 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
9299 config/arm/linux-atomic.c.
9300 * config/arm/linux-atomic.c: New.
9302 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
9304 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
9305 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
9306 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
9308 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
9311 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
9314 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
9316 PR tree-optimization/38953
9317 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
9318 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
9319 (gloog): Split the exit of the scop when the scop exit is a loop exit.
9320 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
9323 2009-01-24 Paul Brook <paul@codesourcery.com>
9325 * config/arm/neon.md (neon_type): Move to arm.md.
9326 (neon_mov<VSTRUCT>): Add neon_type attribute.
9327 * config/arm/arm.md (neon_type): Move to here.
9328 (conds): Add "unconditioal" and use as default for NEON insns.
9330 2009-01-24 Ben Elliston <bje@au.ibm.com>
9332 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
9333 void *' warning from -Wc++-compat.
9334 * Makefile.in (dominance.o-warn): Remove.
9336 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
9338 PR tree-optimization/38932
9339 * fold-const.c (fold_unary_ignore_overflow): New.
9340 * tree.h (fold_unary_ignore_overflow): Declare.
9341 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
9342 * tree-ssa-sccvn.c (visit_reference_op_load,
9343 simplify_unary_expression): Likewise.
9345 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
9347 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
9348 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
9349 regardless of their type.
9350 * c-common.c (handle_packed_attribute): Don't ignore packed on
9352 * c.opt (Wpacked-bitfield-compat): New warning option.
9353 * stor-layout.c (place_field): Warn if offset of a field changed.
9354 * doc/extend.texi (packed): Mention the ABI change.
9355 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
9356 (Warning Options): Add it to the list.
9358 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
9360 * c-opts.c (c_common_post_options): Fix a typo in comments.
9362 2009-01-22 Steve Ellcey <sje@cup.hp.com>
9365 * gimplify.c (gimplify_init_constructor): Fix promotion of const
9366 variables to static.
9367 * doc/invoke.texi (-fmerge-all-constants): Update description.
9369 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
9372 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
9373 (*movdi_1_rex64): Use type "mmx" for alternative 5.
9375 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
9377 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
9379 (LOCAL_ALIGNMENT): Similarly.
9381 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
9382 Joseph Myers <joseph@codesourcery.com>
9384 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
9385 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
9386 * config/arm/arm-tune.md: Regenerate.
9387 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
9390 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
9392 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
9393 version number to five.
9395 2009-01-22 Dodji Seketeli <dodji@redhat.com>
9398 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
9399 * c-common.c (set_underlying_type): Likewise.
9400 (is_typedef_decl ): Likewise
9402 (set_underlying_type): Likewise.
9403 (is_typedef_type): Likewise.
9405 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
9408 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
9411 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
9414 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
9415 (LIBGCC_SPEC): Don't define.
9416 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
9418 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
9420 PR rtl-optimization/38879
9421 * alias.c (base_alias_check): Unaligned access via AND address can
9422 alias all surrounding object types except those with sizes equal
9423 or wider than the size of unaligned access.
9425 2009-01-21 Dodji Seketeli <dodji@redhat.com>
9428 * c-decl.c (clone_underlying_type): Move this ...
9429 * c-common.c (set_underlying_type): ... here.
9430 Also, make sure the function properly sets TYPE_STUB_DECL() on
9431 the newly created typedef variant type.
9432 (is_typedef_decl ): New entry point.
9433 * tree.h: Added a new member member_types_needing_access_check to
9434 struct tree_decl_non_common.
9435 (set_underlying_type): New entry point.
9436 (is_typedef_type): Likewise.
9438 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
9440 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
9441 Check whether two instructions have memory references that
9442 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
9443 are helper functions for traversing.
9444 * alias.h (insn_alias_sets_confilict_p): New prototypes.
9445 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
9446 not to draw dependency edge for instructions with non-conflicting
9449 2009-01-20 Joseph Myers <joseph@codesourcery.com>
9452 * longlong.h: Update copyright years. Use soft-fp license notice.
9453 Sync __clz_tab declaration with glibc.
9455 2009-01-20 Steve Ellcey <sje@cup.hp.com>
9458 * doc/extend.texi (syscall_linkage): New.
9459 (version_id): Modify.
9461 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9462 Richard Guenther <rguenther@suse.de>
9464 PR tree-optimization/38747
9465 PR tree-optimization/38748
9466 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
9467 conversion if the base address is an indirect reference and the
9468 aliasing sets could cause issues.
9470 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9472 * common.opt (fgraphite, fgraphite-identity): Add comment for
9473 explaining why these options are not documented.
9475 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9477 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
9478 gimple_call_lhs is NULL.
9480 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
9483 * emit-rtl.c (adjust_address_1): Make sure memref is never
9486 2009-01-20 Ben Elliston <bje@au.ibm.com>
9488 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9489 const qualifier from arg parameter. Remove unnecessary cast to char *.
9490 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9491 const qualifier from arg 2.
9493 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
9495 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
9497 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
9500 * rtl.h (reinit_regs): New prototype.
9501 * regclass.c: Include ira.h.
9503 * Makefile.in (regclass.o): Add ira.h.
9504 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
9506 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
9509 * c-common.c (handle_aligned_attribute): Use
9510 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
9511 default alignment value.
9513 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
9515 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
9516 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
9518 * doc/extend.texi: Update __attribute__ ((aligned)). Document
9519 __BIGGEST_ALIGNMENT__.
9521 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
9523 2009-01-18 Richard Guenther <rguenther@suse.de>
9525 PR tree-optimization/38819
9526 * tree-flow.h (operation_could_trap_helper_p): Declare.
9527 * tree-eh.c (operation_could_trap_helper_p): Export.
9528 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
9529 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
9530 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
9531 are about to insert a possibly trapping instruction and fail
9534 2009-01-18 Andreas Schwab <schwab@suse.de>
9536 * doc/install.texi (Configuration): Remove obsolete paragraph
9537 about use of --with-gnu-ld with --with-gnu-as.
9539 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
9541 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
9542 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
9543 Follow spelling conventions.
9545 2009-01-18 Ben Elliston <bje@au.ibm.com>
9547 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
9548 C++ warning about implicit conversion from void * to struct
9550 (bitmap_obstack_free): Likewise for bitmap_element *.
9551 * Makefile.in (bitmap.o-warn): Remove.
9553 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
9555 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
9557 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
9558 Tobias Grosser <tobi.grosser@amd.com>
9560 * graphite.c (graphite_trans_scop_block): Do not block single
9563 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
9565 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
9566 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
9567 test with assertion.
9569 2009-01-16 Richard Guenther <rguenther@suse.de>
9571 PR tree-optimization/38835
9573 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
9574 and INT + PTR -> (INT)(PTR p+ INT) folding.
9575 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
9577 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
9580 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
9581 the subreg from a lowpart subreg if it is also casting the value.
9583 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9584 Tobias Grosser <tobi.grosser@amd.com>
9586 * graphite.c (compare_prefix_loops): New.
9587 (build_scop_canonical_schedules): Rewritten.
9588 (graphite_transform_loops): Move build_scop_canonical_schedules
9589 after build_scop_iteration_domain.
9591 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9592 Tobias Grosser <tobi.grosser@amd.com>
9594 * graphite.c (add_conditions_to_domain): Add the loops to
9595 the dimension of the iteration domain. Do copy the domain
9596 only when it exists.
9597 (build_scop_conditions_1): Do not call add_conditions_to_domain.
9598 (add_conditions_to_constraints): New.
9599 (can_generate_code_stmt, can_generate_code): Removed.
9600 (gloog): Do not call can_generate_code.
9601 (graphite_transform_loops): Call add_conditions_to_constraints
9602 after building the iteration domain.
9604 2009-01-16 Jakub Jelinek <jakub@redhat.com>
9606 PR tree-optimization/38789
9607 * tree-ssa-threadedge.c
9608 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
9609 __builtin_constant_p.
9611 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9613 * dce.c (delete_unmarked_insns): Reversed the order that insns are
9614 examined before deleting them.
9616 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
9618 * function.c (aggregate_value_p): Correctly extract the function
9619 type from CALL_EXPR_FN lookup.
9621 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9623 * config/picochip/picochip.c (picochip_override_options): Revert
9624 CFI asm flag disable commited previously.
9626 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
9627 Tobias Grosser <tobi.grosser@amd.com>
9628 Jan Sjodin <jan.sjodin@amd.com>
9630 * graphite.c (scan_tree_for_params): On substractions negate
9631 all the coefficients of the term.
9632 (clast_to_gcc_expression_red): New. Handle reduction expressions
9633 of more than two operands.
9634 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
9635 (get_vdef_before_scop): Handle also the case of default definitions.
9637 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9639 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
9640 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
9641 Also use them when walking CALL_INSN_FUNCTION_USAGE.
9643 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
9644 Joey Ye <joey.ye@intel.com>
9647 * cfgexpand.c (expand_stack_alignment): Don't update stack
9648 boundary nor check incoming stack boundary here.
9649 (gimple_expand_cfg): Update stack boundary and check incoming
9650 stack boundary here.
9652 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9654 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
9656 2009-01-14 Jakub Jelinek <jakub@redhat.com>
9658 PR rtl-optimization/38245
9659 * calls.c (expand_call): Add stack arguments to
9660 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9661 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
9662 in regs and partially in memory or BLKmode arguments.
9663 (emit_library_call_value_1): Add stack arguments to
9664 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9665 ACCUMULATE_OUTGOING_ARGS).
9666 * dce.c: Include tm_p.h.
9667 (find_call_stack_args): New function.
9668 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
9670 (mark_insn): Call find_call_stack_args for CALL_Ps.
9671 (prescan_insns_for_dce): Walk insns backwards in bb rather than
9672 forwards. Allocate and free arg_stores bitmap if needed, pass it
9673 down to deletable_insn_p, don't mark stores set in arg_stores
9674 bitmap, clear the bitmap at the beginning of each bb.
9675 * Makefile.in (dce.o): Depend on $(TM_P_H).
9677 2009-01-14 Michael Meissner <gnu@the-meissners.org>
9680 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
9681 to make sure the insn is a conditional test (bug 22599). Reformat a
9684 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
9687 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
9688 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
9689 (gloog): Do not call cleanup_tree_cfg.
9690 (graphite_transform_loops): Call cleanup_tree_cfg after all
9691 scops have been code generated.
9693 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
9694 * doc/gty.texi (Invoking the garbage collector): Added new node
9695 and section documenting ggc_collect.
9697 2009-01-14 Richard Guenther <rguenther@suse.de>
9699 PR tree-optimization/38826
9701 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
9702 initialization notes only if we actually emitted a warning.
9703 (intra_create_variable_infos): Add constraints for a result decl
9704 that is passed by hidden reference.
9705 (build_pred_graph): Mark all related variables non-direct on
9708 2009-01-14 Nick Clifton <nickc@redhat.com>
9710 * ira-conflicts.c: Include addresses.h for the definition of
9712 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
9713 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
9715 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
9718 * Makefile.in (ira-lives.o): Add except.h.
9720 * ira-lives.c: Include except.h.
9721 (process_bb_node_lives): Process can_throw_internal.
9723 2009-01-13 Jakub Jelinek <jakub@redhat.com>
9725 PR rtl-optimization/38774
9726 * combine.c (simplify_set): When undoing cc_use change, don't do
9727 PUT_CODE on the newly created comparison, but instead put back the
9730 2009-01-13 Joseph Myers <joseph@codesourcery.com>
9732 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
9733 values. Remove duplicate arm8 entry.
9735 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9737 PR tree-optimization/38786
9738 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
9739 the SSA_NAME case of expand_scalar_variables_expr.
9740 Set the type of an expression to the type of its assign statement.
9741 (expand_scalar_variables_expr): Also gather the scalar computation
9742 used to index the memory access. Do not pass loop_p.
9743 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
9744 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
9745 the gimple_stmt_iterator where it inserts new code.
9747 (copy_bb_and_scalar_dependences): Do not pass loop_p.
9748 (translate_clast): Update call to copy_bb_and_scalar_dependences.
9750 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9752 * graphite.h (debug_value): Removed.
9753 * graphite.c (debug_value): Removed.
9755 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9757 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
9758 ldrd/strd with two 32-bit instructions.
9760 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9762 * config/arm/arm.c (struct processors): Pass for speed down into
9763 cost helper functions.
9764 (const_ok_for_op): Handle COMPARE and inequality nodes.
9765 (arm_rtx_costs_1): Rewrite.
9766 (arm_size_rtx_costs): Update prototype.
9767 (arm_rtx_costs): Pass speed down to helper functions.
9768 (arm_slowmul_rtx_costs): Rework cost calculations.
9769 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
9770 (arm_9e_rtx_costs): Likewise.
9772 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
9774 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
9775 relocations of local symbols wider than UNITS_PER_WORD are not valid.
9776 (alpha_legitimize_address): Do not split local symbols wider than
9777 UNITS_PER_WORD into HIGH/LO_SUM parts.
9779 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
9782 * gcc.c (process_command): Replace call to execvp with calls
9783 to pex_one and exit.
9785 2009-01-03 Anatoly Sokolov <aesok@post.ru>
9788 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
9789 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
9790 variant for devices with 3-byte PC.
9791 (__tablejump_elpm__): New.
9793 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9796 * c-parser.c (c_parser_postfix_expression): Allow `->' in
9797 offsetof member-designator, handle it as `[0].'.
9799 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9801 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
9802 function when not using named sections on targets with named sections
9803 if branch distance is less than 262132.
9805 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
9807 * combine.c (combine_instructions): Recompute
9808 optimize_this_for_speed_p for each BB in the main combine loop.
9810 2009-01-12 Tomas Bily <tbily@suse.cz>
9813 * tree-loop-distribution.c (prop_phis): New function.
9814 (generate_builtin): Call prop_phis.
9815 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
9817 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9819 PR tree-optimization/38807
9820 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
9821 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
9823 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9825 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9826 subreg of op0 to the original op0.
9828 2009-01-11 Laurent GUERBY <laurent@guerby.net>
9830 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
9832 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
9835 * mips-tfile.c (parse_def): Fix parsing of def strings
9836 starting with digits.
9838 2009-01-10 Jakub Jelinek <jakub@redhat.com>
9841 * config/arm/arm.c (arm_is_long_call_p): Don't call
9842 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
9844 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
9846 * regrename.c (regrename_optimize): Fix dumping.
9847 (find_oldest_value_reg): Preserve REG_POINTER.
9848 (copy_hardreg_forward_1): Likewise.
9850 2009-01-09 Diego Novillo <dnovillo@google.com>
9852 * gimple.h (struct gimple_statement_base) <uid>: Document
9853 the restrictions on its use.
9855 (gimple_set_uid): Tidy.
9857 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9859 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
9860 zero guard even if align_bytes != 0 and count is smaller than
9863 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
9865 PR rtl-optimization/38495
9866 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
9867 (add_range_and_copies_from_move_list): Print all added ranges.
9868 Add ranges to memory optimized destination.
9870 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9874 * config/i386/i386.c (override_options): Reject
9875 -mstringop-strategy=rep_8byte with -m32.
9876 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
9877 to 1. Do count comparison against epilogue_size_needed at compile
9878 time even when count_exp was constant forced into register. For
9879 size_needed don't jump to epilogue, instead just avoid aligning
9880 and invoke the body algorithm. If need_zero_guard, add zero guard
9881 even if count is non-zero, but smaller than size_needed + number of
9882 bytes that could be stored for alignment.
9883 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
9884 to 1. If need_zero_guard, add zero guard even if count is non-zero,
9885 but smaller than size_needed + number of bytes that could be stored
9886 for alignment. Compare size_needed with epilogue_size_needed instead
9887 of desired_align - align, don't adjust size_needed, pass
9888 epilogue_size_needed to the epilogue expanders.
9891 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
9893 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9895 * pa.c (last_address): Change to unsigned.
9896 (update_total_code_bytes): Change argument to unsigned. Don't
9897 check if insn addresses are set.
9898 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
9899 addresses are not set.
9900 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
9902 2009-01-09 Nick Clifton <nickc@redhat.com>
9904 * config/sh/symbian.c: Replace uses of DECL_INLINE with
9905 DECL_DECLARED_INLINE_P.
9907 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9910 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9911 GET_MODE (op0) in operand_subword_force calls.
9914 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9915 fold_convert arg0 operands to TREE_TYPE (op0) first.
9917 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9919 * params.def (ira-max-conflict-table-size): Decrease default value
9922 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9924 PR tree-optimization/37031
9925 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9927 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9928 allocate it using gc instead of heap, use VEC_quick_push instead of
9930 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9931 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9932 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9933 allocated vector from heap allocated.
9934 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9935 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9936 vector only after perfect_loop_nest_depth call.
9938 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9939 Jan Sjodin <jan.sjodin@amd.com>
9941 PR tree-optimization/38559
9942 * graphite.c (debug_value, copy_constraint,
9943 swap_constraint_variables, scale_constraint_variable, ): New.
9944 (get_lower_bound, get_upper_bound): Removed.
9945 (graphite_trans_bb_strip_mine): Clean up this code that works
9946 only for constant number of iterations. Fully copy upper and
9947 lower bound constraints, not only the constant part of them.
9948 * graphite.h (debug_value): Declared.
9950 2009-01-08 Ira Rosen <irar@il.ibm.com>
9952 PR tree-optimization/37194
9953 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9954 Don't add the cost of cost model guard in prologue to scalar
9955 outside cost in case of known number of iterations.
9957 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9958 Alan Modra <amodra@bigpond.net.au>
9960 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9961 non-word-aligned REG+CONST addressing.
9963 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9966 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9967 free_after_compilation when outputting a thunk.
9968 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9969 Do not call free_after_compilation here.
9971 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9973 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9974 (ix86_valid_target_attribute_inner_p): Ditto.
9976 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9978 PR tree-optimization/38492
9979 PR tree-optimization/38498
9980 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9981 * tree-chrec.h (scev_is_linear_expression): Declared.
9982 * graphite.c (graphite_cannot_represent_loop_niter): New.
9983 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9984 (graphite_loop_normal_form): Use gcc_assert.
9985 (scan_tree_for_params): Use CASE_CONVERT.
9986 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9987 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9988 Use gcc_assert. Discard scops that contain unhandled cases.
9989 (build_scop_conditions): Return a boolean status for unhandled cases.
9990 (strip_mine_profitable_p): Print the loop number, not its depth.
9991 (is_interchange_valid): Pass the depth of the loop nest, don't
9992 recompute it wrongly.
9993 (graphite_trans_bb_block): Same.
9994 (graphite_trans_bb_block): Print tentative of loop blocking.
9995 (graphite_trans_scop_block): Do not print that the loop has been
9997 (graphite_transform_loops): Do not handle scops that contain condition
10000 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
10002 AVX Programming Reference (December, 2008)
10003 * config/i386/avxintrin.h (_mm256_stream_si256): New.
10004 (_mm256_stream_pd): Likewise.
10005 (_mm256_stream_ps): Likewise.
10007 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
10008 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
10009 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
10010 (bdesc_special_args): Add __builtin_ia32_movntdq256,
10011 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
10012 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
10013 (ix86_expand_special_args_builtin): Likewise.
10015 * config/i386/sse.md (AVXMODEDI): New.
10016 (avx_movnt<mode>): Likewise.
10017 (avx_movnt<mode>): Likewise.
10018 (<sse>_movnt<mode>): Remove AVX support.
10019 (sse2_movntv2di): Likewise.
10021 2009-01-07 Richard Guenther <rguenther@suse.de>
10023 PR middle-end/38751
10024 * fold-const.c (extract_muldiv): Remove obsolete comment.
10025 (fold_plusminus_mult_expr): Undo MINUS_EXPR
10026 to PLUS_EXPR canonicalization for the canonicalization.
10028 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
10030 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
10031 hosted cross-compilers generating less efficient code.
10033 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
10035 * function.h (rtl_data): Add a dbr_scheduled_p field.
10036 * reorg.c (dbr_schedule): Set it.
10037 (gate_handle_delay_slots): Check it.
10038 * config/mips/mips.c (mips_base_delayed_branch): Delete.
10039 (mips_reorg): Check flag_delayed_branch instead of
10040 mips_base_delayed_branch.
10041 (mips_override_options): Don't set mips_base_delayed_branch
10042 or flag_delayed_branch.
10044 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
10046 PR rtl-optimization/38426.
10047 * ira.c (ira): Set current_function_is_leaf earlier.
10049 2009-01-06 Jakub Jelinek <jakub@redhat.com>
10051 PR rtl-optimization/38722
10052 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
10053 too early, only set a flag and modify after last possible
10056 2009-01-06 Janis Johnson <janis187@us.ibm.com>
10059 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
10060 * real.c (decimal_single_format): Correct values of emin and emax.
10061 (decimal_double_format): Ditto.
10062 (decimal_quad_format): Ditto.
10063 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
10064 computation of DECnn_MIN and DECnn_MAX for corrected values of
10065 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
10066 __DECnn_MIN__, and adjust its computation for the corrected value
10069 2009-01-06 Jan Hubicka <jh@suse.cz>
10072 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
10074 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
10076 * doc/contrib.texi (Contributors): Slightly adjust the end note.
10077 Add Robert Clark to the list of testers.
10079 2009-01-06 Jan Hubicka <jh@suse.cz>
10080 Kai Tietz <kai.tietz@onevision.com>
10082 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
10083 * config/i386/i386.c (ix86_expand_call): Add clobbers.
10085 2009-01-06 Jan Hubicka <jh@suse.cz>
10086 Kai Tietz <kai.tietz@onevision.com>
10088 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
10090 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
10091 (ix86_nsaved_regs): Count only general purpose regs.
10092 (ix86_nsaved_sseregs): New.
10093 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
10094 to 16 for w64; compute padding and size of sse reg save area.
10095 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
10096 general purpose regs.
10097 (ix86_emit_save_sse_regs_using_mov): New.
10098 (ix86_expand_prologue): Save SSE regs if needed.
10099 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
10100 (ix86_emit_restore_sse_regs_using_mov): New.
10101 (ix86_expand_epilogue): Save SSE regs if needed.
10103 2009-01-06 Jan Hubicka <jh@suse.cz>
10104 Kai Tietz <kai.tietz@onevision.com>
10106 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
10107 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
10108 functions when accumulate outgoing args is off.
10110 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
10113 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
10114 before using pseudos_have_intersected_live_ranges_p.
10116 * ira-int.h (ira_assert): Always define.
10118 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
10120 AVX Programming Reference (December, 2008)
10121 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
10122 (_mm256_permute2_pd): Likewise.
10123 (_mm_permute2_ps): Likewise.
10124 (_mm256_permute2_ps): Likewise.
10125 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
10126 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
10128 * config/i386/i386.c (ix86_builtins): Remove
10129 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
10130 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
10131 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
10132 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
10133 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
10134 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
10135 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
10136 __builtin_ia32_vpermil2ps256.
10137 (ix86_init_mmx_sse_builtins): Updated.
10138 (ix86_expand_args_builtin): Likewise.
10140 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10142 * pa.c (output_call): Relocate non-jump insns in the delay slot of
10143 long absolute calls when generating PA 2.0 code.
10145 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
10147 PR rtl-optimization/38583
10148 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
10150 * params.def (ira-max-conflict-table-size): New.
10152 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
10154 * ira.h (ira_conflicts_p): New external definition.
10156 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
10157 table. Report this. Return result of building.
10158 (ira_build_conflicts): Use ira_conflicts_p. Check result of
10159 building conflict table.
10161 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
10162 (ira_color): Use ira_conflicts_p.
10164 * global.c: Include ira.h.
10165 (pseudo_for_reload_consideration_p, build_insn_chain): Use
10168 * Makefile.in (global.o): Add ira.h.
10170 * ira-build.c (mark_all_loops_for_removal,
10171 propagate_some_info_from_allocno): New.
10172 (remove_unnecessary_allocnos): Call
10173 propagate_some_info_from_allocno.
10174 (remove_low_level_allocnos): New.
10175 (remove_unnecessary_regions): Add parameter. Call
10176 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
10177 parameter to remove_unnecessary_regions.
10178 (ira_build): Remove all regions but root if the conflict table was
10179 not built. Update conflict hard regs for allocnos crossing calls.
10181 * ira.c (ira_conflicts_p): New global.
10182 (ira): Define and use ira_conflicts_p.
10184 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
10185 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
10186 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
10188 2009-01-06 Ben Elliston <bje@au.ibm.com>
10190 * gengtype-lex.l (YY_NO_INPUT): Define.
10192 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10195 * c-common.c (handle_vector_size_attribute): Also reject
10196 BOOLEAN_TYPE types.
10198 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
10200 PR tree-optimization/38492
10201 * graphite.c (rename_map_elt, debug_rename_elt,
10202 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
10203 rename_map_elt_info, eq_rename_map_elts,
10204 get_new_name_from_old_name, bb_in_sese_p): Moved around.
10205 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
10206 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
10207 (sese_build_livein_liveouts): New.
10208 (new_sese, free_sese): New.
10209 (new_scop): Call new_sese.
10210 (free_scop): Call free_sese.
10211 (rename_variables_from_edge, rename_phis_end_scop): Removed.
10212 (register_old_new_names): Renamed register_old_and_new_names.
10213 (register_scop_liveout_renames, add_loop_exit_phis,
10214 insert_loop_close_phis, struct igp,
10215 default_liveout_before_guard, add_guard_exit_phis,
10216 insert_guard_phis, copy_renames): New.
10217 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
10218 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
10219 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
10220 (scop_adjust_phis_for_liveouts): New.
10221 (gloog): Call scop_adjust_phis_for_liveouts.
10223 * graphite.h (struct sese): Documented. Added fields liveout,
10224 num_ver and livein.
10225 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
10226 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
10227 (struct scop): Added field liveout_renames.
10228 (SCOP_LIVEOUT_RENAMES): New.
10230 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
10232 PR tree-optimization/38510
10233 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
10234 (translate_clast): Call recompute_all_dominators before
10236 (gloog): Call recompute_all_dominators before graphite_verify.
10238 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
10239 Jan Sjodin <jan.sjodin@amd.com>
10241 PR tree-optimization/38500
10242 * graphite.c (create_sese_edges): Call fix_loop_structure after
10245 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10247 * config.gcc: Add m32r*-*-rtems*.
10248 * config/m32r/rtems.h: New file.
10250 2009-01-05 Ben Elliston <bje@au.ibm.com>
10252 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
10253 (.po.pox): Likewise.
10254 (po/gcc.pot): Likewise.
10256 2009-01-04 David S. Miller <davem@davemloft.net>
10258 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
10259 (STARTING_FRAME_OFFSET): Always set to zero.
10261 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
10263 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
10264 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
10265 fixed-point types, and vectors of the same.
10267 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
10269 * config/mips/sync.md (*mb_barrier): Rename to...
10270 (*memory_barrier): ...this.
10272 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
10274 * doc/extend.texi (Function Attributes): Move @cindex after @item
10275 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
10276 and put in alphabetical order. Fix 'target' name and put in order.
10277 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
10280 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
10282 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
10283 (memory_barrier): Expand as unspec instead of unspec_volatile.
10284 Remove mem:BLK from insn operands. Use Pmode scratch register.
10285 (*memory_barrier): Define as unspec instead of unspec_volatile.
10286 Use (match_dup 0) as input operand.
10288 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
10289 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
10290 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
10291 scratch register. Remove operand 1.
10292 (*stbar): Define as unspec instead of unspec_volatile.
10293 Use (match_dup 0) as input operand, remove (const_int 8).
10294 (*membar): Define as unspec instead of unspec_volatile.
10295 Use (match_dup 0) as input operand, remove input operand 2.
10297 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
10298 (memory_barrier): Expand as unspec instead of unspec_volatile.
10299 Remove mem:BLK from insn operands. Use Pmode scratch register.
10300 (*memory_barrier): Define as unspec instead of unspec_volatile.
10301 Use (match_dup 0) as input operand.
10303 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
10304 Remove mem:BLK from insn operands. Use Pmode scratch register.
10305 Set volatile flag on operand 0.
10306 (*memory_barrier): New insn pattern.
10308 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
10310 (*memory_barrier): Use (match_dup 0) as input operand.
10312 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
10313 Remove mem:BLK from insn operands. Use Pmode scratch register.
10314 Set volatile flag on operand 0.
10315 (*mb_internal): New insn pattern.
10317 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
10319 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
10321 PR middle-end/38586
10322 * function.c (struct temp_slot): Move to the section of the file
10323 that deals with temp slots. Remove field 'address'.
10324 (temp_slot_address_table): New hash table of address -> temp slot.
10325 (struct temp_slot_address_entry): New struct, items for the table.
10326 (temp_slot_address_compute_hash, temp_slot_address_hash,
10327 temp_slot_address_eq, insert_temp_slot_address): Support functions
10329 (find_temp_slot_from_address): Rewrite to use the new hash table.
10330 (remove_unused_temp_slot_addresses): Remove addresses of temp
10331 slots that have been made available.
10332 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
10333 worker function for remove_unused_temp_slot_addresses.
10334 (assign_stack_temp_for_type): Don't clear the temp slot address list.
10335 Add the temp slot address to the address -> temp slot map.
10336 (update_temp_slot_address): Update via insert_temp_slot_address.
10337 (free_temp_slots): Call remove_unused_temp_slot_addresses.
10338 (pop_temp_slots): Likewise.
10339 (init_temp_slots): Allocate the address -> temp slot map, or empty
10340 the map if it is already allocated.
10341 (prepare_function_start): Initialize temp slot processing.
10343 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
10345 PR middle-end/38584
10346 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
10347 Calculate the size of all stack vars assuming no packing of stack
10348 vars will happen, replacing a quadratic algorithm with a linear one.
10350 2009-01-03 Jakub Jelinek <jakub@redhat.com>
10353 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
10356 2009-01-03 Diego Novillo <dnovillo@google.com>
10358 * doc/contrib.texi: Update contributions.
10360 2009-01-03 Jakub Jelinek <jakub@redhat.com>
10363 * builtins.c (fold_builtin_memory_op): Give up if either operand
10364 is volatile. Set srctype or desttype to non-qualified version
10368 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
10369 and FUNCTION_DECLs.
10371 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
10373 PR rtl-optimization/35805
10374 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
10375 problem if fast dce is able to remove any instructions.
10376 * dce.c (dce_process_block): Fix dump message.
10378 2009-01-02 Mark Mitchell <mark@codesourcery.com>
10381 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
10383 2009-01-02 Jakub Jelinek <jakub@redhat.com>
10385 PR middle-end/38690
10386 * tree-flow.h (op_code_prio, op_prio): New prototypes.
10387 * tree-pretty-print.c (op_code_prio): New function.
10388 (op_prio): No longer static. Use op_code_prio.
10389 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
10390 Use op_prio and op_code_prio to determine if () should be
10391 printed around operand(s) or not.
10393 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
10394 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
10395 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
10396 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
10397 pp_character instead of pp_string for single letter printing.
10399 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10401 * doc/extend.texi: Fix '#pragma GCC option' typo.
10403 2009-01-02 Richard Guenther <rguenther@suse.de>
10405 * doc/install.texi (--enable-checking): Mention different
10406 default for stage1.
10407 (--enable-stage1-checking): Document.
10409 2009-01-01 Andrew Pinski <pinskia@gmail.com>
10411 PR middle-end/30142
10412 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
10413 case to be an error.
10415 2009-01-02 Ben Elliston <bje@au.ibm.com>
10417 * config/fp-bit.h (pack_d): Constify argument.
10418 * config/fp-bit.c (makenan): Constify return type. Remove casts.
10419 (isnan): Constify argument.
10421 (iszero): Likewise.
10422 (pack_d): Likewise.
10423 (_fpadd_parts): Constify return type.
10424 (_fpmul_parts): Likewise.
10425 (_fpdiv_parts): Likewise.
10427 2009-01-01 Jakub Jelinek <jakub@redhat.com>
10430 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
10431 warn about overwriting initializer with side-effects or
10432 -Woverride-init if !IMPLICIT.
10433 (output_init_element): Likewise. Pass IMPLICIT down to
10435 (process_init_element): Add IMPLICIT argument. Pass it down
10436 to output_init_element.
10437 (push_init_element, pop_init_level, set_designator): Adjust
10438 process_init_element callers.
10439 (set_nonincremental_init, set_nonincremental_init_from_string):
10440 Adjust add_pending_init callers.
10441 (output_pending_init_elements): Adjust output_init_element callers.
10442 * c-tree.h (process_init_element): Adjust prototype.
10443 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
10444 process_init_element callers.
10447 Copyright (C) 2009 Free Software Foundation, Inc.
10449 Copying and distribution of this file, with or without modification,
10450 are permitted in any medium without royalty provided the copyright
10451 notice and this notice are preserved.