1 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
3 * config/spu/spu.c: Remove include of c-common.h.
5 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8 * c-common.h (mark_valid_location_for_stdc_pragma,
9 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10 clear_float_const_decimal64, float_const_decimal64_p): New.
11 * c.opt (Wunsuffixed-float-constants): New.
12 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
13 unsuffixed float constant, handle new warning.
14 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15 * c-decl.c (c_scope): New flag float_const_decimal64.
16 (set_float_const_decimal64, clear_float_const_decimal64,
17 float_const_decimal64_p): New.
18 (push_scope): Set new flag.
19 * c-parser.c (c_parser_translation_unit): Mark when it's valid
21 (c_parser_external_declaration): Ditto.
22 (c_parser_compound_statement_nostart): Ditto.
23 * c-pragma.c (valid_location_for_stdc_pragma,
24 mark_valid_location_for_stdc_pragma,
25 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
26 handle_pragma_float_const_decimal64): New.
27 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
28 * cp/semantics.c (valid_location_for_stdc_pragma_p,
29 set_float_const_decimal64, clear_float_const_decimal64,
30 float_const_decimal64_p): New dummy functions.
31 * doc/extend.texi (Decimal Float): Remove statement that the
32 pragma, and suffix for double constants, are not supported.
33 * doc/invoke.texi (Warning Options): List new option.
34 (-Wunsuffixed-float-constants): New.
36 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
38 * config/i386/i386.c: Do not include c-common.h.
40 2009-05-07 Mark Heffernan <meheff@google.com>
42 * doc/invoke.texi (Debugging Options): Document change of debugging
44 * opts.c (decode_options): Make dump_base_name relative to
45 aux_base_name directory.
47 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
49 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
50 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
52 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
54 * Makefile.in (install-plugin): Simplify a bit.
56 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
58 * Makefile.in (OBJS-common): Add regcprop.o.
60 * timevar.def (TV_CPROP_REGISTERS): New.
61 * regrename.c (regrename_optimize): Return 0.
62 (rest_of_handle_regrename): Delete.
63 (pass_rename_registers): Point to regrename_optimize.
64 (struct value_data_entry, struct value_data,
65 kill_value_one_regno, kill_value_regno, kill_value,
66 set_value_regno, init_value_data, kill_clobbered_value,
67 kill_set_value, kill_autoinc_value, copy_value,
68 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
69 replace_oldest_value_reg, replace_oldest_value_addr,
70 replace_oldest_value_mem, copyprop_hardreg_forward_1,
71 debug_value_data, validate_value_data): Move...
72 * regcprop.c: ... here.
73 (rest_of_handle_cprop): Delete.
74 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
76 2009-05-07 Jakub Jelinek <jakub@redhat.com>
79 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
80 GEN_INT for 1 << bitnum.
81 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
84 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
86 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
87 Remove wrong description of "nand" functionality.
89 2009-05-06 Richard Guenther <rguenther@suse.de>
90 Adam Nemet <anemet@caviumnetworks.com>
92 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
93 comment. Add that if LHS is not a gimple register, then RHS1 has
94 to be a single object (GIMPLE_SINGLE_RHS).
96 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
98 * expr.c (get_def_for_expr): Move it up in the file.
99 (store_field): When expanding a bit-field store, look at the
100 defining gimple stmt for the masking conversion.
102 2009-05-06 Janis Johnson <janis187@us.ibm.com>
105 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
106 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
107 32-bit memcpy into long.
109 2009-05-06 Jakub Jelinek <jakub@redhat.com>
111 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
112 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
114 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
115 instead of appending DW_OP_deref*.
117 2009-05-06 Michael Matz <matz@suse.de>
120 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
121 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
123 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
125 * Makefile.in (install-plugin): Fix srcdir handling.
127 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
129 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
130 when processing for not_regs_needed bitmap.
131 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
132 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
135 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
137 * config/i386/i386.md (unnamed inc/dec peephole): Use
138 optimize_insn_for_size_p instead of optimize_size.
139 * config/i386/predicates.md (incdec_operand): Likewise.
140 (aligned_operand): Likewise.
141 * config/i386/sse.md (divv8sf3): Likewise.
142 (sqrtv8sf2): Likewise.
144 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
146 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
148 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
150 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
152 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
153 ssemodesuffixf2c with avxmodesuffixf2c.
155 2009-05-06 Joseph Myers <joseph@codesourcery.com>
158 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
160 2009-05-05 Jakub Jelinek <jakub@redhat.com>
162 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
163 (struct tree_base): Adjust spacing for 8 bit boundaries.
164 (struct tree_decl_common): Add decl_by_reference_flag bit.
165 (DECL_BY_REFERENCE): Adjust.
166 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
167 print DECL_BY_REFERENCE bit.
168 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
169 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
170 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
171 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
175 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
176 range of the type, but default label is missing, add it with one
177 of the existing labels instead of adding a new label for it.
179 2009-05-05 Joseph Myers <joseph@codesourcery.com>
183 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
185 * Makefile.in (enable_plugin, plugin_includedir): New.
186 (install): Depend on install-plugin.
187 (PLUGIN_HEADERS): New.
188 (install-plugin): New.
189 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
191 2009-05-05 Richard Guenther <rguenther@suse.de>
193 PR tree-optimization/40022
194 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
196 (phivn_valid_p): Fix tuplification error, simplify.
197 (phiprop_insert_phi): Add dumps.
198 (propagate_with_phi): Simplify.
200 2009-05-05 Richard Guenther <rguenther@suse.de>
203 * builtins.c (gimplify_va_arg_expr): Properly build the address.
205 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
207 * tree.h (strip_float_extensions): Remove duplicate declaration.
208 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
209 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
210 block_ultimate_origin): Rearrange the declarations line to match the
211 comment that indicates the .c file which the functions are defined.
212 (dwarf2out_*, set_decl_rtl): Add comment.
213 (get_base_address): Adjust comment.
214 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
215 declarations line and add comment.
216 (is_builtin_name): Add blank after function name, for clarity.
218 2009-05-04 Joseph Myers <joseph@codesourcery.com>
220 * attribs.c (decl_attributes): Use %qE for identifiers in
222 * cgraphunit.c (verify_cgraph_node): Translate function names to
223 locale character set in diagnostics.
224 * coverage.c (get_coverage_counts): Use %qE for identifiers in
226 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
227 Document that functions are named in UTF-8.
228 * expr.c (expand_expr_real_1): Translate function names to locale
229 character set in diagnostics.
230 * gimplify.c (omp_notice_variable, omp_is_private,
231 gimplify_scan_omp_clauses): Use %qE for identifiers in
233 * langhooks.c (lhd_print_error_function): Translate function names
234 to locale character set.
235 * langhooks.h (decl_printable_name): Document that return value is
236 in internal character set.
237 * stmt.c: Include pretty-print.h
238 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
240 (resolve_operand_name_1): Translate named operand name to locale
242 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
244 * toplev.c (announce_function): Translate function names to locale
246 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
247 (default_tree_printer): Use pp_identifier or translate identifiers
248 to locale character set. Mark "<anonymous>" for translation.
249 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
250 for identifiers in diagnostics.
251 * tree.c (handle_dll_attribute): Use %qE for identifiers in
253 * varasm.c (output_constructor): Use %qE for identifiers in
256 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
258 * configure.ac: use ` ` instead of $()
259 * configure: Regenerate.
261 2009-05-05 Ben Elliston <bje@au.ibm.com>
263 * config/pa/linux-atomic.c: Eliminate conditional include of
264 errno.h on non-LP64 systems to simplify build requirements.
266 2009-05-04 Joseph Myers <joseph@codesourcery.com>
268 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
270 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
271 and pass value to identifier_to_locale.
272 (warn_variable_length_array): Make name a tree.
273 (grokdeclarator): Separate diagnostic texts for named and unnamed
274 declarators. Use %qE for named declarators.
275 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
277 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
278 identifiers in diagnostics.
279 * c-typeck.c (push_member_name, start_init): Pass identifiers to
280 identifier_to_locale. Mark "anonymous" strings for translation.
282 2009-05-04 Michael Eager <eager@eagercon.com>
284 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
285 address for DImode/DFmode only if double-precision FP regs.
287 2009-05-04 Michael Eager <eager@eagercon.com>
289 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
290 TARGET_SINGLE_FLOAT check.
292 2009-05-04 Michael Eager <eager@eagercon.com>
294 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
296 2009-05-04 Michael Eager <eager@eagercon.com>
298 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
299 * config/rs6000/t-xilinx: New
301 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
303 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
304 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
305 * gcc/explow.c (memory_address): Use target hook.
306 * gcc/targhooks.c (default_legitimize_address): New.
307 * gcc/targhooks.h (default_legitimize_address): New.
308 * gcc/target.h (legitimize_address): New.
309 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
310 (TARGET_INITIALIZER): Include it.
311 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
313 * config/bfin/bfin-protos.h (legitimize_address): Remove.
314 * config/bfin/bfin.c (legitimize_address): Remove.
315 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
316 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
318 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
319 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
321 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
322 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
323 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
324 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
325 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
326 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
327 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
328 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
329 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
330 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
331 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
332 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
333 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
334 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
335 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
336 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
337 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
338 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
339 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
340 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
341 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
342 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
343 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
345 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
346 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
347 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
348 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
349 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
350 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
351 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
352 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
353 (thumb_legitimize_address): Delete.
354 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
355 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
356 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
357 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
358 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
359 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
361 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
364 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
365 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
366 * config/m32r/m32r.c (m32r_legitimize_address): New.
367 * config/m68k/m68k.c (m68k_legitimize_address): New.
368 * config/score/score.c (score_legitimize_address): Standardize.
369 * config/score/score3.c (score3_legitimize_address): Standardize.
370 * config/score/score3.h (score3_legitimize_address): Adjust.
371 * config/score/score7.c (score7_legitimize_address): Standardize.
372 * config/score/score7.h (score7_legitimize_address): Adjust.
373 * config/sh/sh.c (sh_legitimize_address): New.
374 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
376 * gcc/config/s390/s390.c (legitimize_address): Rename to...
377 (s390_legitimize_address): ... this.
378 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
379 (sparc_legitimize_address): ... this.
380 * gcc/config/i386/i386.c (legitimize_address): Rename to...
381 (ix86_legitimize_address): ... this.
382 * gcc/config/avr/avr.c (legitimize_address): Rename to...
383 (avr_legitimize_address): ... this.
384 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
385 (mn10300_legitimize_address): ... this.
386 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
387 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
388 (alpha_expand_mov): Adjust call.
390 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
391 * config/spu/spu.c (spu_legitimize_address): Likewise.
392 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
393 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
395 2009-05-04 Joseph Myers <joseph@codesourcery.com>
397 * intl.c (locale_encoding, locale_utf8): New.
398 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
399 * intl.h (locale_encoding, locale_utf8): Declare.
400 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
401 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
403 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
405 (pp_tree_identifier): Define to call pp_base_tree_identifier.
406 (pp_base_tree_identifier): Declare as function.
407 (identifier_to_locale): Declare.
408 * Makefile.in (pretty-print.o): Update dependencies.
409 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
411 2009-05-04 Richard Guenther <rguenther@suse.de>
414 * builtins.c (fold_builtin_memory_op): Do not decay to element
415 type if the size matches the whole array.
417 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
419 * expmed.c (synth_mult): When trying out a shift, pass the result
422 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
424 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
425 (shiftsub1_cost): New.
426 (init_expmed): Compute shiftsub1_cost.
427 (synth_mult): Optimize multiplications by constants of the form
428 -(2^^m-1) for some constant positive integer m.
430 2009-05-03 Richard Guenther <rguenther@suse.de>
433 * c-typeck.c (array_to_pointer_conversion): Do not built
434 ADDR_EXPRs of arrays of pointer-to-element type.
435 * c-gimplify.c (c_gimplify_expr): Revert change fixing
436 up wrong ADDR_EXPRs after-the-fact.
437 * c-common.c (strict_aliasing_warning): Strip pointer
438 conversions for obtaining the original type.
439 * builtins.c (fold_builtin_memset): Handle array types.
440 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
443 2009-05-03 Richard Guenther <rguenther@suse.de>
446 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
447 Do not lose casts from array types with unknown extent to array
448 types with known extent.
449 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
450 alias set compatibility.
452 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
454 * flags.h (extra_warnings): Delete.
455 * toplev.c (process_options): Handle Wuninitialized here.
456 * opts.c (extra_warnings): Delete.
457 (set_Wextra): Delete.
458 (common_handle_option): -Wextra can be handled automatically.
459 * c-opts.c (c_common_handle_option): Delete obsolete code.
460 (c_common_post_options): Simplify comment.
461 * common.opt (W): Add Var.
463 (Wuninitialized): Initialize to -1.
465 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
466 Richard Guenther <rguenther@suse.de>
468 * expr.c (get_def_for_expr): New function.
469 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
470 SSA rather than trees.
471 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
472 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
474 2009-05-03 Joseph Myers <joseph@codesourcery.com>
476 * c-common.c (reswords): Add _Imaginary.
477 * c-common.c (enum rid): Add RID_IMAGINARY.
479 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
481 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
482 Patch by Richard Guenther.
484 2009-05-03 Anatoly Sokolov <aesok@post.ru>
486 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
487 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
488 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
489 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
490 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
491 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
492 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
493 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
494 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
495 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
496 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
497 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
498 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
499 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
500 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
501 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
502 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
503 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
505 2009-05-02 Richard Guenther <rguenther@suse.de>
507 PR tree-optimization/39940
508 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
511 2009-05-02 Richard Guenther <rguenther@suse.de>
514 * tree-ssa.c (execute_update_addresses_taken): Properly check
515 if we can mark a variable DECL_GIMPLE_REG_P.
516 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
517 back to the end of the function.
518 (is_gimple_reg_type): Remove complex type special casing.
519 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
522 2009-05-02 Ben Elliston <bje@au.ibm.com>
524 * doc/collect2.texi (Collect2): Document search path behaviour
525 when configured with --with-ld.
527 2009-05-02 Jan Hubicka <jh@suse.cz>
529 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
530 parameter; update callers.
531 (coalesce_cost_edge): EH edges are costier because they needs
532 splitting even if not critical and even more costier when there are
533 multiple EH predecestors.
535 2009-05-02 Jan Hubicka <jh@suse.cz>
537 * except.c (remove_eh_handler_and_replace): Handle updating after
540 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
542 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
544 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
546 * varasm.c: Do not include c-pragma.h.
547 * attribs.c: Do not incude c-common.h.
549 2009-05-01 Michael Matz <matz@suse.de>
551 * calls.c (initialize_argument_information): Handle SSA names like
552 decls with a non MEM_P DECL_RTL.
554 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
556 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
557 * ipa-utils.c: Likewise.
558 * ipa-type-escape.c: Likewise.
559 * cgraphunit.c Do not include c-common.h.
560 * ipa-pure-const.c: Likewise.
561 * tree-if-conv.c: Likewise.
562 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
563 * ipa-struct-reorg.c: Likewise.
564 * tree-nomudflap.c: Likewise.
565 * tree-ssa-structalias.c: Likewise.
567 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
569 * store-motion.c: Many cleanups to make this pass a first-class
570 citizen instead of an appendix to gcse load motion. Add TODO list
571 to make this pass faster/cleaner/better.
573 (struct ls_expr): Post gcse.c-split cleanups.
574 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
575 "stores" field to "avail_stores".
576 (pre_ldst_mems): Rename to store_motion_mems.
577 (pre_ldst_table): Rename to store_motion_mems_table.
578 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
579 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
580 (ldst_entry): Rename to st_expr_entry, update users.
581 (free_ldst_entry): Rename to free_st_expr_entry, update users.
582 (free_ldst_mems): Rename to free_store_motion_mems, update users.
583 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
585 (first_ls_expr): Rename to first_st_expr, update users.
586 (next_ls_expr): Rename to next_st_expr, update users.
587 (print_ldst_list): Rename to print_store_motion_mems. Print names of
588 fields properly for store motion instead of names inherited from load
590 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
591 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
594 (ae_kill): Rename to st_kill, update users.
595 (ae_gen): Rename to st_avloc, update users.
596 (transp): Rename to st_transp, update users.
597 (pre_insert_map): Rename to st_insert_map, update users.
598 (pre_delete_map): Rename to st_delete_map, update users.
599 (insert_store, build_store_vectors, free_store_memory,
600 one_store_motion_pass): Update for abovementioned changes.
602 (gcse_subst_count, gcse_create_count): Remove.
603 (one_store_motion_pass): New statistics counters "n_stores_deleted"
604 and "n_stores_created", local variables.
606 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
609 (regvec, compute_store_table_current_insn): Remove.
610 (reg_set_info, reg_clear_last_set): Remove.
611 (compute_store_table): Use DF caches instead of local dataflow
614 2009-05-01 Joseph Myers <joseph@codesourcery.com>
616 * c-objc-common.c (c_tree_printer): Print identifiers with
617 pp_identifier, not pp_string. Mark "({anonymous})" for
619 * c-pretty-print.c (pp_c_ws_string): New.
620 (pp_c_cv_qualifier, pp_c_type_specifier,
621 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
622 pp_c_storage_class_specifier, pp_c_function_specifier,
623 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
624 pp_c_primary_expression, pp_c_postfix_expression,
625 pp_c_unary_expression, pp_c_shift_expression,
626 pp_c_relational_expression, pp_c_equality_expression,
627 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
628 use pp_string and pp_c_ws_string in place of pp_identifier and
629 pp_c_identifier for non-identifiers. Mark English strings for
631 * c-pretty-print.h (pp_c_ws_string): Declare.
633 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
634 Roland McGrath <roland@redhat.com>
636 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
637 (ENABLE_LD_BUILDID): New configuration option.
638 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
639 (LINK_BUILDID_SPEC): New macro.
640 (init_spec): If defined, prepend it between LINK_EH_SPEC and
642 * doc/install.texi: Document --enable-linker-build-id option.
643 * configure: Rebuild.
644 * config.in: Rebuild.
646 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
648 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
649 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
650 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
651 MIPS_GP_SAVE_AREA_SIZE.
652 * config/mips/mips.c (struct mips_frame_info): Update comment
653 before arg_pointer_offset and hard_frame_pointer_offset.
654 (mips_compute_frame_info): Update diagram before function: to
655 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
656 indicate the position of frame_pointer_rtx with -fstack-protector and
657 to show args_size. Don't allocate cprestore area for leaf functions
658 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
660 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
662 2009-04-30 Michael Matz <matz@suse.de>
664 PR tree-optimization/39955
665 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
667 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
669 * ira.c (setup_cover_and_important_classes): Use safe macro
670 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
672 * genpreds.c (write_tm_preds_h): Output suitable definition of
673 REG_CLASS_FOR_CONSTRAINT.
675 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
677 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
679 * bitmap.c (bitmap_descriptor): Likewise.
680 * ggc-common.c (loc_descriptor): Likewise.
681 * varray.c (varray_descriptor): Likewise.
682 * vec.c (vec_descriptor): Likewise.
684 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
686 * Makefile.in (dce.o): Add $(EXCEPT_H).
687 * dce.c: Include except.h and delete redundant vector definitions.
688 (deletable_insn_p): Return false for non-call insns that can throw
691 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
693 * gcse.c (ae_gen): Remove.
694 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
695 and make non-static function to make it available in store-motion.c.
696 Update call sites with search-and-replace.
697 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
698 extract_mentioned_regs, extract_mentioned_regs_helper,
699 find_moveable_store, compute_store_table, load_kills_store, find_loads,
700 store_killed_in_insn, store_killed_after, store_killed_before,
701 build_store_vectors, insert_insn_start_basic_block, insert-store,
702 remove_reachable_equiv_notes, replace_store_insn, delete_store,
703 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
704 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
705 * store-motion.c: ...new file. Also copy data structures from gcse.c
706 and clean up to remove parts not used by store motion.
707 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
708 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
710 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
713 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
714 when optimizing for size.
716 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
718 * gcse.c (gcse_constant_p): Fix typo in last change.
720 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
722 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
724 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
726 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
728 2009-04-29 James E. Wilson <wilson@codesourcery.com>
730 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
731 CONST_HIGH_PART result.
733 2009-04-29 Anatoly Sokolov <aesok@post.ru>
735 * config/avr/avr.c (initial_elimination_offset): Rename to
736 avr_initial_elimination_offset.
737 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
738 change return type to bool.
739 (avr_can_eliminate): New function.
740 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
741 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
742 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
743 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
744 avr_initial_elimination_offset.
745 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
746 (avr_initial_elimination_offset): Define.
748 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
749 Steven Bosscher <steven@gcc.gnu.org>
751 PR rtl-optimization/39938
752 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
753 * cfgrtl.c: Include insn-attr.h.
754 (rest_of_pass_free_cfg): New function.
755 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
756 * resource.c (init_resource_info): Remove call to df_analyze.
758 2009-04-29 Richard Guenther <rguenther@suse.de>
761 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
762 allow conversion to signed integers.
764 2009-04-29 Richard Guenther <rguenther@suse.de>
766 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
767 shifts of floating point vectors if the shift amount is
768 a constant multiple of the element size.
770 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
771 Michael Matz <matz@suse.de>
775 * tree-outof-ssa.c (emit_partition_copy): New function.
776 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
777 insert_part_to_rtx_on_edge): Perform the partition base var
778 copy using emit_partition_copy.
779 (insert_value_copy_on_edge): Convert constants to the right mode.
780 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
781 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
783 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
785 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
786 scan backwards to try to find a constant to initialize it.
788 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
789 insn before the loop_end instruction, don't look past labels.
791 2009-04-29 Richard Guenther <rguenther@suse.de>
794 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
795 loose type conversions.
796 (forward_propagate_addr_expr): Fix tuplification bug. Remove
797 stmts only if there are no uses of its definition.
799 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
801 * config/bfin/bfin.h (splitting_loops): Declare.
802 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
803 Reorder bit definitions to be ascending.
804 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
805 * config/bfin/bfin.c (splitting_loops): New variable.
806 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
807 (struct loop_info): Remove members INIT and LOOP_INIT.
808 (bfin_optimize_loop): Don't set them. Reorder the code that generates
809 the LSETUP sequence. Allow LC to be loaded from any register, but
810 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
811 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
813 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
817 * config/bfin/bfin.md (movsi_insn): Refine constraints.
819 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
821 * Makefile.in (PLUGIN_VERSION_H): New.
822 (OBJS-common): Remove plugin-version.o.
823 (plugin.o): Depend on (PLUGIN_VERSION_H).
824 (plugin-version.o): Remove.
825 * configure: Regenerate
826 * configure.ac: Create plugin-version.h.
827 * gcc-plugin.h (plugin_gcc_version): Remove.
828 (plugin_default_version_check): Change signature.
829 * plugin-version.c: Remove.
830 * plugin.c: Include plugin-version.h.
831 (str_plugin_gcc_version_name): Remove.
832 (try_init_one_plugin): Pass gcc version to plugin_init.
833 (plugin_default_version_check): Both gcc and plugin versions are now
836 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
838 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
839 problematic last insns. Test for TYPE_CALL rather than CALL_P.
840 Remove special case testing for last insn of inner loops. Don't fail
841 if the loop ends with a jump, emit an extra nop instead.
843 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
844 DREGS rather than comparing directly. Remove code that tries to
845 account for latencies.
847 2009-04-29 Richard Guenther <rguenther@suse.de>
849 PR tree-optimization/39941
850 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
851 eliminating an indirect call.
853 2009-04-29 Richard Guenther <rguenther@suse.de>
855 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
856 parameter. Allow invariants as base if !require_lvalue.
857 (verify_gimple_assign_single): Adjust.
859 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
861 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
862 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
863 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
864 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
865 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
867 * config/bfin/bfin.c (bfin_expand_builtin,
868 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
870 2009-04-28 Richard Guenther <rguenther@suse.de>
872 * tree-vect-loop.c (get_initial_def_for_induction): Use
873 correct types for pointer increment.
875 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
877 * toplev.c (print_version): Update GMP version string calculation.
879 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
881 PR rtl-optimization/39938
882 * resource.c (init_resource_info): Add call to df_analyze.
884 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
886 * config/alpha/alpha.md (usegp): Cast the result of
887 alpha_find_lo_sum_using_gp to enum attr_usegp.
888 * config/alpha/alpha.c (override_options): Remove end-of-structure
889 marker element from cpu_table. Use array size of cpu_table to handle
890 -mcpu and -mtune options.
891 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
893 2009-04-28 Joseph Myers <joseph@codesourcery.com>
895 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
896 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
898 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
900 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
901 * config/rs6000/option-defaults.h: ... here. New file.
902 (OPT_64, OPT_32): Define.
903 (MASK_64BIT): Define to 0 if not already defined.
904 (OPT_ARCH64, OPT_ARCH32): Define.
905 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
908 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
910 * config/arm/arm.c (arm_override_options): Emit error on using
913 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
915 PR rtl-optimization/39914
916 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
917 registers for allocnos created from user-defined variables only
920 2009-04-28 Richard Guenther <rguenther@suse.de>
923 * fold-const.c (fold_binary): Use distribute_real_division only
926 2009-04-28 Steve Ellcey <sje@cup.hp.com>
928 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
929 add hpux-stdint.h to tm_file.
930 (hppa[12]*-*-hpux11*): Ditto.
931 (ia64*-*-hpux*): Ditto.
932 * config/hpux-stdint.h: New.
933 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
934 __STDC_EXT__ for all compiles.
935 * config/pa/pa-hpux.h: Ditto.
936 * config/pa/pa-hpux10.h: Ditto.
937 * config/pa/pa-hpux11.h: Ditto.
939 2009-04-28 Catherine Moore <clm@codesourcery.com>
941 * debug.h (set_name): Add comment.
943 2009-04-28 Andrew Pinski <pinskia@gmail.com>
946 * config/darwin.c (machopic_gen_offset): Check
947 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
948 * config/arm/arm.c (require_pic_register): Likewise.
950 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
952 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
953 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
954 m32c_promote_prototypes): Delete.
956 2009-04-28 Michael Matz <matz@suse.de>
959 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
962 2009-04-28 Richard Guenther <rguenther@suse.de>
964 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
966 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
968 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
969 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
970 * config/arm/arm-tune.md: Regenerate.
972 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
974 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
975 block if there are complex incoming edges.
976 (sel_merge_blocks): Remove useless assert.
977 (sel_redirect_edge_and_branch): Check that edge was redirected.
978 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
979 (sel_find_rgns): Delete declaration.
980 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
981 the region when it is not a preheader.
983 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
986 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
988 2009-04-28 Richard Guenther <rguenther@suse.de>
990 * tree.h (SSA_NAME_VALUE): Remove.
991 (struct tree_ssa_name): Remove value_handle member.
992 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
993 array for jump threading.
994 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
996 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
997 * tree-flow.h (threadedge_initialize_values): Declare.
998 (threadedge_finalize_values): Likewise.
999 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
1000 (SSA_NAME_VALUE): Define.
1001 (threadedge_initialize_values): New function.
1002 (threadedge_finalize_values): Likewise.
1003 * tree-ssa-dom.c (ssa_name_values): New global variable.
1004 (SSA_NAME_VALUE): Define.
1005 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
1007 2009-04-28 Ira Rosen <irar@il.ibm.com>
1009 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
1010 Use REPORT_VECTORIZED_LOCATIONS instead
1011 REPORT_VECTORIZED_LOOPS.
1012 * tree-vectorizer.c (vect_verbosity_level): Make static.
1013 (vect_loop_location): Rename to vect_location.
1014 (vect_set_verbosity_level): Update comment.
1015 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
1017 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
1018 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
1019 instead REPORT_UNVECTORIZED_LOOPS.
1020 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
1021 vect_loop_def to vect_external_def and vect_internal_def.
1022 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
1023 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
1024 REPORT_UNVECTORIZED_LOCATIONS.
1025 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
1026 and vect_used_in_loop and to vect_unused_in_scope and
1028 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
1029 (vect_verbosity_level): Remove declaration.
1030 (vect_analyze_operations): Likewise.
1031 (vect_analyze_stmt): Declare.
1032 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
1033 REPORT_UNVECTORIZED_LOCATIONS.
1034 (vect_get_loop_niters): Fix indentation.
1035 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
1036 (vect_analyze_loop_operations): New function.
1037 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
1038 vect_analyze_operations.
1039 (vect_is_simple_reduction): Use new names.
1040 (vectorizable_live_operation, vect_transform_loop): Likewise.
1041 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
1042 specify whether the data references can be a part of interleaving chain.
1043 (vect_analyze_data_ref_dependence): Use new names.
1044 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
1045 (vect_create_addr_base_for_vector_ref): Remove redundant code.
1046 * tree-vect-patterns.c (widened_name_p): Use new names.
1047 (vect_recog_dot_prod_pattern): Likewise.
1048 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
1049 (process_use, vect_mark_stmts_to_be_vectorized,
1050 vect_model_simple_cost, vect_model_store_cost,
1051 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
1052 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
1053 vectorizable_operation, vectorizable_type_demotion,
1054 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
1055 vectorizable_condition): Likewise.
1056 (vect_analyze_operations): Split into vect_analyze_loop_operations
1058 (vect_analyze_stmt): ... new function.
1059 (new_stmt_vec_info): Use new names.
1060 (vect_is_simple_use): Use new names and fix comment.
1061 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
1062 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
1064 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
1067 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
1068 and integer modes for x87 operands. Do not ICE for unsupported size,
1069 generate error instead. Generate error for unsupported operand types.
1070 ['z']: Do not handle HImode memory operands specially. Warning
1071 for floating-point operands. Fallthru to 'Z' for unsupported operand
1072 types. Do not ICE for unsupported size, generate error instead.
1073 (output_387_binary_op): Use %Z to output operands.
1074 (output_fp_compare): Ditto.
1075 (output_387_reg_move): Ditto.
1077 2009-04-28 Ben Elliston <bje@au.ibm.com>
1082 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1084 * builtins.c (c_strlen): Do not warn here.
1085 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
1086 * c-common.c (pointer_int_sum): Take an explicit location.
1087 Warn about offsets out of bounds.
1088 * c-common.h (pointer_int_sum): Adjust declaration.
1090 2009-04-27 Ian Lance Taylor <iant@google.com>
1092 * collect2.c (is_ctor_dtor): Change type of ret field in struct
1094 * dce.c (run_fast_df_dce): Change type of old_flags to int.
1095 * df-core.c (df_set_flags): Change return type to int. Change
1096 type of old_flags to int.
1097 (df_clear_flags): Likewise.
1098 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
1099 (df_get_conditional_uses): Likewise.
1100 * df.h (df_set_flags, df_clear_flags): Update declarations.
1101 * dwarf2out.c (struct indirect_string_node): Change type of form
1102 field to enum dwarf_form.
1103 (AT_string_form): Change return type to enum dwarf_form.
1104 * fixed-value.c (fixed_compare): Add cast to enum type.
1105 * fwprop.c (update_df): Change 0 to VOIDmode.
1106 * gensupport.c: Change 0 to UNKNOWN.
1107 * gimple.h (gimple_cond_code): Add cast to enum type.
1108 * haifa-sched.c (reemit_notes): Add cast to enum type.
1109 * hooks.c (hook_int_void_no_regs): Remove function.
1110 * hooks.h (hook_int_void_no_regs): Remove declaration.
1111 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
1112 * predict.c (combine_predictions_for_insn): Add casts to enum type.
1113 * real.c (real_arithmetic): Add cast to enum type.
1114 (real_compare): Likewise.
1115 * target.h (struct gcc_target): Change return type of
1116 branch_target_register_class to enum reg_class.
1117 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
1118 default_branch_target_register_class.
1119 * targhooks.c (default_branch_target_register_class): New function.
1120 * targhooks.h (default_branch_target_register_class): Declare.
1121 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
1122 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
1124 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
1126 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
1127 vect_uninitialized_def. Change 0 to ERROR_MARK.
1128 * tree-vect-stmts.c (supportable_widening_operation): Don't
1129 initialize icode1 and icode2.
1130 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
1131 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
1133 (cmn_err_flag_specs): Change 0 to STD_C89.
1134 (cmn_err_char_table): Likewise.
1135 * config/arm/arm.c (get_arm_condition_code): Change type of code
1136 to enum arm_cond_code.
1137 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
1138 (IWMMXT_BUILTIN2): Likewise.
1139 (neon_builtin_type_bits): Don't define typedef.
1140 (neon_builtin_datum): Change type of bits field to int.
1141 (arm_expand_neon_args): Add cast to enum type.
1142 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
1144 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
1146 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
1148 * config/mips/mips.md (jal_macro): Return enum constant.
1149 (single_insn): Likewise.
1150 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
1152 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1154 * config/s390/s390.c (s390_tune_flags): Change type to int.
1155 (s390_arch_flags): Likewise.
1156 (s390_handle_arch_option): Change flags field of struct pta to int.
1157 * config/s390/s390.h (s390_tune_flags): Update declaration.
1158 (s390_arch_flags): Likewise.
1159 * config/sh/sh.c (prepare_move_operands): Compare
1160 tls_symbolic_operand result with enum constant.
1161 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
1162 (sh_expand_prologue): Add cast to enum type.
1163 (sh_expand_epilogue): Likewise.
1164 (tls_symbolic_operand): Change return type to enum tls_model.
1165 (fpscr_set_from_mem): Add cast to enum type.
1166 (legitimize_pic_address): Compare tls_symbolic_operand result with
1168 (sh_target_reg_class): Change return type to enum reg_class.
1169 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
1171 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
1172 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
1173 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
1174 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
1175 (delayed_branch, tls_call_delay): Likewise.
1176 (eligible_for_sibcall_delay): Likewise.
1177 (eligible_for_return_delay): Likewise.
1178 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
1179 (spu_expand_builtin_1): Likewise.
1181 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
1182 for all types of conversions.
1183 (output_init_element): Issue -Wc++-compat warning if needed when
1184 initializing a bitfield with enum type.
1185 * c-parser.c (c_parser_expression): Set original_type to
1186 original_type of right hand operand of comman operator.
1188 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1190 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
1192 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
1193 * doc/cpp.texi (Standard Predefined Macros)
1194 (Implementation-defined behavior): Likewise.
1195 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
1196 * doc/gimple.texi (GIMPLE Exception Handling)
1197 (@code{GIMPLE_ASSIGN}): Likewise.
1198 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
1199 * doc/invoke.texi (Warning Options, Optimize Options)
1200 (AVR Options, Darwin Options): Likewise.
1201 (Optimize Options): Reformulate -fwhole-program description.
1202 * doc/loop.texi (Lambda): Likewise.
1203 * doc/md.texi (Output Template, Define Constraints)
1204 (Standard Names, Insn Splitting): Likewise.
1205 * doc/options.texi (Option properties): Likewise.
1206 * doc/passes.texi (Tree-SSA passes): Likewise.
1207 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
1208 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
1209 (File Names and DBX): Likewise.
1210 * doc/trouble.texi (Incompatibilities): Likewise.
1212 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1214 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
1215 instruction is correct.
1217 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1219 Allow non-constant arguments to conversion intrinsics.
1220 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
1221 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
1222 * spu.c (print_operand): Handle 'v' and 'w'.
1223 (exp2_immediate_p, spu_gen_exp2): Define.
1224 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
1225 spu_convtf_1): Update parameter descriptions.
1226 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
1227 * constraints.md ('v', 'w'): New.
1228 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
1230 (i2f, I2F): New define_mode_attr.
1231 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
1232 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
1233 fixuns_truncv4sfv4si2): Update to use mode attribute.
1234 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
1235 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
1236 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
1237 patterns for combine.
1239 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
1241 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
1242 (cprop, hoist, pre, store_motion): New debug counters.
1243 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
1244 is not an RTL pass anymore.
1245 (pass_profiling): Remove extern decl for pass removed in 2005.
1246 (pass_gcse, pass_jump_bypass): Remove.
1247 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
1248 to 0 for clean state.
1249 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
1250 * cse.c (gate_handle_cse_after_global_opts,
1251 rest_of_handle_cse_after_global_opts): New functions.
1252 (pass_cse_after_global_opts): New pass, does local CSE.
1253 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
1254 (TV_CPROP): New timevar.
1255 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
1256 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
1257 (gcse_main, recompute_all_luids): Remove.
1258 (compute_hash_table_work): Call max_reg_num instead of reading
1260 (cprop_jump): Don't set run_jump_opt_after_gcse.
1261 (constprop_register): Always allow to alter jumps.
1262 (cprop_insn): Likewise.
1263 (do_local_cprop): Likewise.
1264 (local_cprop_pass): Likewise. Return non-zero if something changed.
1265 (cprop): Remove function, fold interesting bits into one_cprop_pass.
1266 (find_implicit_sets): Add note about missed optimization opportunity.
1267 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
1268 pass_rtl_cprop execute function.
1269 Don't bother tracking the pass number, each pass gets its own dumpfile
1271 Always allow to alter jumpsand bypass jumps.
1272 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
1273 will just find no suitable set.
1274 (pre_edge_insert): Fix dumping, this function is for PRE only.
1275 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
1276 pass_rtl_pre execute function.
1277 (hoist_code): Return non-zero if something changed. Keep track of
1278 substitutions and insertions for statistics gathering similar to PRE.
1279 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
1280 called from the pass_rtl_hoist execute function. Show pass statistics.
1281 (compute_store_table): Use max_reg_num directly instead of using the
1282 formerly global max_gcse_regno.
1283 (build_store_vectors): Likewise.
1284 (replace_store_insn): Fix dumping.
1285 (store_motion): Rename to ...
1286 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
1287 pass, called from the pass_rtl_store_motion execute function. Keep
1288 track of substitutions and insertions for statistics gathering similar
1290 (bypass_jumps): Remove, fold interesting bits into ...
1291 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
1292 from the pass_rtl_cprop execute function.
1293 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
1294 pass_jump_bypass): Remove.
1295 (gate_handle_gcse, rest_of_handle_gcse): Remove.
1296 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
1297 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
1298 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
1299 (gate_rtl_store_motion, execute_rtl_store_motion,
1300 pass_rtl_store_motion): New.
1301 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
1302 make it clear that -fcse-skip-blocks is a no-op for backward compat.
1303 * passes.c (init_optimization_passes): Remove pass_gcse and
1304 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
1305 and cse_after_global_opts in place of pass_gcse. Schedule cprop
1306 instead of pass_jump_bypass.
1308 2009-04-27 Richard Guenther <rguenther@suse.de>
1311 * gimplify.c (gimplify_expr): If we are required to create
1312 a temporary make sure it ends up as register.
1314 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
1317 * config/i386/i386.c (construct_container): Don't call
1318 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
1319 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
1321 2009-04-27 Michael Matz <matz@suse.de>
1323 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
1324 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
1325 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
1326 (dump_replaceable_exprs): Take a bitmap.
1327 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
1329 (expand_gimple_basic_block): Likewise.
1330 * tree-ssa-ter.c (struct temp_expr_table_d): Make
1331 replaceable_expressions member a bitmap.
1332 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
1333 (mark_replaceable): Likewise.
1334 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
1335 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
1337 2009-04-27 Richard Guenther <rguenther@suse.de>
1339 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
1340 (verify_stmts): Dispatch to gimple/type verification code.
1341 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
1342 issue with call argument types.
1344 2009-04-27 Michael Matz <matz@suse.de>
1346 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
1347 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
1350 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
1351 Eric Botcazou <ebotcazou@adacore.com>
1353 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
1354 a label's basic block.
1355 (mark_target_live_regs): Tidy and rework obsolete comments.
1356 Change back DF problem to LIVE. If a label starts a basic block,
1357 assume that all registers that used to be live then still are.
1358 (init_resource_info): If a label starts a basic block, set its
1359 BLOCK_FOR_INSN accordingly.
1360 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
1362 2009-04-27 Richard Guenther <rguenther@suse.de>
1364 * tree-flow-inline.h (function_ann): Remove.
1365 (get_function_ann): Likewise.
1366 * tree-dfa.c (create_function_ann): Remove.
1367 * tree-flow.h (struct static_var_ann_d): Remove.
1368 (struct function_ann_d): Likewise.
1369 (union tree_ann_d): Remove fdecl member.
1370 (function_ann_t): Remove.
1371 (function_ann, get_function_ann, create_function_ann): Remove
1374 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
1376 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
1378 2009-04-27 Jan Hubicka <jh@suse.cz>
1380 * ipa-pure-const.c (struct funct_state_d): New fields
1381 state_previously_known, looping_previously_known; remove
1382 state_set_in_source.
1383 (analyze_function): Use new fields.
1384 (propagate): Avoid assumption that state_set_in_source imply
1387 * tree-ssa-loop-niter.c (finite_loop_p): New function.
1388 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
1389 * cfgloop.h (finite_loop_p): Declare.
1391 2009-04-26 Michael Matz <matz@suse.de>
1393 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
1395 2009-04-26 Michael Matz <matz@suse.de>
1397 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
1398 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
1399 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
1400 pass_mark_used_blocks): Remove.
1401 * tree-optimize.c (pass_free_datastructures,
1402 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
1403 * passes.c (init_optimization_passes): Don't call
1404 pass_mark_used_blocks, remove dead code.
1406 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
1408 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
1409 * tree-ssa-live.h (register_ssa_partition): Likewise.
1411 2009-04-26 Michael Matz <matz@suse.de>
1414 * builtins.c (fold_builtin_next_arg): Handle SSA names.
1415 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
1416 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
1418 (compare_pairs): Swap cost comparison.
1419 (coalesce_ssa_name): Don't use change_partition_var.
1420 * tree-nrv.c (struct nrv_data): Add modified member.
1421 (finalize_nrv_r): Set it.
1422 (tree_nrv): Use it to update statements.
1423 (pass_nrv): Require PROP_ssa.
1424 * tree-mudflap.c (mf_decl_cache_locals,
1425 mf_build_check_statement_for): Use make_rename_temp.
1426 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
1427 * alias.c (find_base_decl): Handle SSA names.
1428 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
1429 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
1430 * rtl.h (set_reg_attrs_for_parm): Declare.
1431 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
1432 to "optimized", remove unused locals at finish.
1433 (execute_free_datastructures): Make global, call
1434 delete_tree_cfg_annotations.
1435 (execute_free_cfg_annotations): Don't call
1436 delete_tree_cfg_annotations.
1438 * ssaexpand.h: New file.
1439 * expr.c (toplevel): Include ssaexpand.h.
1440 (expand_assignment): Handle SSA names the same as register variables.
1441 (expand_expr_real_1): Expand SSA names.
1442 * cfgexpand.c (toplevel): Include ssaexpand.h.
1443 (SA): New global variable.
1444 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
1445 (SSAVAR): New macro.
1446 (set_rtl): New helper function.
1447 (add_stack_var): Deal with SSA names, use set_rtl.
1448 (expand_one_stack_var_at): Likewise.
1449 (expand_one_stack_var): Deal with SSA names.
1450 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
1451 before unique numbers.
1452 (expand_stack_vars): Use set_rtl.
1453 (expand_one_var): Accept SSA names, add asserts for them, feed them
1454 to above subroutines.
1455 (expand_used_vars): Expand all partitions (without default defs),
1456 then only the local decls (ignoring those expanded already).
1457 (expand_gimple_cond): Remove edges when jumpif() expands an
1459 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
1460 or remove abnormal edges. Ignore insns setting the LHS of a TERed
1462 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
1463 members of SA; deal with PARM_DECL partitions here; expand
1464 all PHI nodes, free tree datastructures and SA. Commit instructions
1465 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
1466 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
1467 info and statements at start, collect garbage at finish.
1468 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
1469 (VAR_ANN_PARTITION) Remove.
1470 (change_partition_var): Don't declare.
1471 (partition_to_var): Always return SSA names.
1472 (var_to_partition): Only accept SSA names.
1473 (register_ssa_partition): Only check argument.
1474 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
1476 (delete_var_map): Don't free it.
1477 (var_union): Only accept SSA names, simplify.
1478 (partition_view_init): Mark only useful SSA names as used.
1479 (partition_view_fini): Only deal with SSA names.
1480 (change_partition_var): Remove.
1481 (dump_var_map): Use ssa_name instead of partition_to_var member.
1482 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
1484 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
1485 (struct _elim_graph): New member const_dests; nodes member vector of
1487 (set_location_for_edge): New static helper.
1488 (create_temp): Remove.
1489 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
1490 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
1491 (new_elim_graph): Allocate const_dests member.
1492 (clean_elim_graph): Truncate const_dests member.
1493 (delete_elim_graph): Free const_dests member.
1494 (elim_graph_size): Adapt to new type of nodes member.
1495 (elim_graph_add_node): Likewise.
1496 (eliminate_name): Likewise.
1497 (eliminate_build): Don't take basic block argument, deal only with
1498 partition numbers, not variables.
1499 (get_temp_reg): New static helper.
1500 (elim_create): Use it, deal with RTL temporaries instead of trees.
1501 (eliminate_phi): Adjust all calls to new signature.
1502 (assign_vars, replace_use_variable, replace_def_variable): Remove.
1503 (rewrite_trees): Only do checking.
1504 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
1505 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
1506 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
1507 contains_tree_r, MAX_STMTS_IN_LATCH,
1508 process_single_block_loop_latch, analyze_edges_for_bb,
1509 perform_edge_inserts): Remove.
1510 (expand_phi_nodes): New global function.
1511 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
1512 functions, initialize new parameter, remember partitions having a
1514 (finish_out_of_ssa): New global function.
1515 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
1516 don't reset in_ssa_p here, don't disable TER when mudflap.
1517 (pass_del_ssa): Remove.
1518 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
1520 (execute_free_datastructures): Declare.
1521 * Makefile.in (SSAEXPAND_H): New variable.
1522 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
1523 * basic-block.h (commit_one_edge_insertion): Declare.
1524 * passes.c (init_optimization_passes): Move pass_nrv and
1525 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
1526 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
1527 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
1528 (redirect_branch_edge): Deal with super block when expanding, split
1529 out jump patching itself into ...
1530 (patch_jump_insn): ... here, new static helper.
1532 2009-04-26 Michael Matz <matz@suse.de>
1534 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
1535 beyond num_ssa_names.
1536 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
1537 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
1539 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1542 * fwprop.c (forward_propagate_asm): New function.
1543 (forward_propagate_and_simplify): Propagate also into __asm, if it
1544 doesn't increase the number of referenced registers.
1547 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
1549 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1551 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
1552 note_nonlocal_vla_type for nonlocal VLAs.
1553 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
1554 contains_remapped_vars, remap_vla_decls): New functions.
1555 (convert_nonlocal_reference_stmt): If not optimizing, call
1556 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
1557 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
1558 if it wasn't found in var_map.
1559 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
1560 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
1561 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
1563 * gimplify.c (nonlocal_vlas): New variable.
1564 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
1566 (gimplify_body): Create and destroy nonlocal_vlas.
1568 * dwarf2out.c (loc_descr_plus_const): New function.
1569 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
1570 mem_loc_descriptor, loc_descriptor_from_tree_1,
1571 descr_info_loc, gen_variable_die): Use it.
1573 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
1574 !TREE_STATIC VAR_DECLs.
1575 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
1576 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
1577 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
1578 DECL_BY_REFERENCE is valid.
1579 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
1580 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
1581 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
1582 Copy DECL_BY_REFERENCE.
1583 (struct nesting_copy_body_data): New type.
1584 (nesting_copy_decl): New function.
1585 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
1586 if they have variable length.
1588 2009-04-26 Michael Matz <matz@suse.de>
1590 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
1591 mark new temporaries for renaming.
1593 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1596 * c-decl.c (global_bindings_p): Return negative value.
1597 (c_variable_size): New. Based on variable_size from
1599 (grokdeclarator): Call c_variable_size not variable_size.
1601 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
1603 * config/i386/i386.c (print_operand) ['z']: Fix typo.
1605 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
1607 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
1608 Redefine it to just use mingw/include.
1609 (ASM_SPEC): Rules for -m32 and -m64.
1610 (LINK_SPEC): Use Likewise.
1611 (SPEC_32): New define.
1612 (SPEC_64): Likewise.
1613 (SUB_LINK_SPEC): Likewise.
1614 (MULTILIB_DEFAULTS): New define.
1615 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
1616 Add multilib options.
1617 (MULTILIB_DIRNAMES): Likewise.
1618 (MULTILIB_OSDIRNAMES): Likewise.
1620 (INSTALL_LIBGCC): Likewise.
1622 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1625 * c-tree.h (enum c_inline_static_type): New.
1626 (record_inline_static): Declare.
1627 * c-decl.c (struct c_inline_static, c_inline_statics,
1628 record_inline_static, check_inline_statics): New.
1629 (pop_file_scope): Call check_inline_statics.
1630 (start_decl): Call record_inline_static instead of pedwarning
1631 directly for static in inline function.
1632 * c-typeck.c (build_external_ref): Call record_inline_static
1633 instead of pedwarning directly for static referenced in inline
1636 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
1638 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
1639 not new but only being rescanned.
1640 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
1641 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
1642 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
1643 record_set_info, compute_set, grealloc): Remove.
1644 (recompute_all_luids): New function.
1645 (gcse_main): Don't compute sets, and don't do related memory
1646 allocations/free-ing. If something changed before the end of the
1647 pass, update LUIDs using recompute_all_luids.
1648 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
1649 (free_gcse_mem): Don't free it either.
1650 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
1651 Use the df insn LUIDs.
1652 (load_killed_in_block): Likewise.
1653 (compute_hash_table_work): Don't compute reg_set_in_block.
1654 (compute_transp): Use DF_REG_DEF_CHAINs.
1655 (local_cprop_pass): Don't use compute_sets and related functions.
1656 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
1657 Use get_max_uid() instead of max_cuid.
1658 (insert_insn_end_basic_block, pre_insert_copy_insn,
1659 update_ld_motion_stores): Don't try to
1660 keep reg_set tables up to date.
1661 (pre_insert_copies): Use df insn LUIDs.
1662 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
1663 (reg_set_info): Don't use extra bitmap argument.
1664 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
1665 information to compute regs_set_in_block.
1666 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
1667 (bypass_jumps): Don't use compute_sets and friends.
1669 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1672 * opts.c (undocumented_msg): Do not leave blank even with
1675 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1677 * c-decl.c (build_enumerator): Allow values folding to integer
1678 constants but not integer constant expressions with a pedwarn if
1681 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1684 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
1685 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
1686 type is an integer constant.
1688 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1691 * config/i386/i386.c (print_operand) ['z']: Revert handling of
1694 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1697 * c-decl.c (grokdeclarator): Diagnose declarations of functions
1698 with variably modified return type and no storage class
1699 specifiers, except for the case of nested functions. Distinguish
1700 extern declarations of functions with variably modified return
1701 types from those of objects with variably modified types.
1703 2009-04-25 Jan Hubicka <jh@suse.cz>
1705 * tree.c (list_equal_p): New function.
1706 * tree.h (list_equal_p): Declare.
1707 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1708 basic_block_def, basic_block, const_basic_block): New.
1709 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
1710 (redirect_eh_edge): New function.
1711 (make_eh_edge_update_phi): EH edges are not abnormal.
1712 * except.c: Include tree-flow.h.
1713 (list_match): New function.
1714 (eh_region_replaceable_by_p): New function.
1715 (replace_region): New function.
1716 (hash_type_list): New function.
1717 (hash_eh_region): New function.
1718 (eh_regions_equal_p): New function.
1719 (merge_peers): New function.
1720 (remove_unreachable_regions): Verify EH tree when checking;
1722 (copy_eh_region_1): New function.
1723 (copy_eh_region): New function.
1724 (push_reachable_handler): New function.
1725 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
1726 regions without label but with live RESX.
1727 * except.h (redirect_eh_edge_to_label): New.
1728 * tree-flow.h (redirect_eh_edge): New.
1729 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1730 basic_block_def, basic_block, const_basic_block): Remove.
1731 * Makefile.in (except.o): Add dependency on tree-flow.h
1732 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
1733 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
1736 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
1739 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
1740 on the destination of memcpy.
1742 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
1744 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
1745 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
1746 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
1748 2009-04-25 Jan Hubicka <jh@suse.cz>
1750 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
1751 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
1752 to be reached by different label than left.
1753 (update_eh_edges): Update comment; remove edge_to_remove if possible
1754 and return true if suceeded.
1755 (cleanup_empty_eh): Accept sharing map; handle shared regions.
1756 (cleanup_eh): Compute sharing map.
1757 * except.c (remove_eh_handler_and_replace): Add argument if we should
1759 (remove_unreachable_regions): Update for label sharing.
1760 (label_to_region_map): Likewise.
1761 (get_next_region_sharing_label): New function.
1762 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
1764 (remove_eh_handler): Update.
1765 (remove_eh_region_and_replace_by_outer_of): New function.
1766 * except.h (struct eh_region): Add next_region_sharing_label.
1767 (remove_eh_region_and_replace_by_outer_of,
1768 get_next_region_sharing_label): Declare.
1769 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
1771 2009-04-25 Jan Hubicka <jh@suse.cz>
1773 * tree-cfg.c (split_critical_edges): Split also edges where we can't
1774 insert code even if they are not critical.
1776 2009-04-25 Jan Hubicka <jh@suse.cz>
1778 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1779 (gimple_can_remove_branch_p): EH edges won't remove branch by
1781 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
1782 updating of non-abnormal EH edges.
1783 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1784 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
1785 (split_critical_edges): Split also edges where emitting code on them
1786 will lead to splitting later.
1788 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1789 H.J. Lu <hongjiu.lu@intel.com>
1792 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
1793 the configured assembler supports fildq and fistpq mnemonics.
1794 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
1795 * configure: Regenerated.
1798 * config/i386/i386.c (print_operand): Handle 'Z'.
1799 ['z']: Remove handling of special fild/fist suffixes.
1800 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
1801 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
1802 suffix of fild insn.
1803 (*floatsi<mode>2_vector_mixed): Ditto.
1804 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
1805 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
1806 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1807 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
1808 * config/i386/gas.h (GAS_MNEMONICS): Remove.
1810 2009-04-25 Ben Elliston <bje@au.ibm.com>
1812 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
1813 the source of a set operation.
1815 2009-04-25 Anatoly Sokolov <aesok@post.ru>
1817 * target.h (struct gcc_target): Add case_values_threshold field.
1818 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
1819 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
1820 * targhooks.c (default_case_values_threshold): New function.
1821 * targhooks.h (default_case_values_threshold): Declare function.
1822 * stmt.c (expand_case): Use case_values_threshold target hook.
1823 * expr.h (case_values_threshold): Remove declartation.
1824 * expr.c (case_values_threshold): Remove function.
1825 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
1827 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
1828 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1829 (avr_case_values_threshold): Declare as static.
1830 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
1832 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
1833 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1834 (mn10300_case_values_threshold): New function.
1836 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1838 * ira.c (setup_cover_and_important_classes): Add enum cast.
1840 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
1842 * genpreds.c (write_enum_constraint_num): Output definition of
1843 CONSTRAINT_NUM_DEFINED_P macro.
1844 * ira.c (setup_cover_and_important_classes): Use
1845 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
1847 2009-04-24 DJ Delorie <dj@redhat.com>
1849 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
1850 __SH2A_SINGLE_ONLY__ also.
1852 2009-04-24 Steve Ellcey <sje@cup.hp.com>
1854 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
1855 (movdf_internal): Ditto.
1856 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
1857 SFmode and DFmode constants.
1858 (ia64_print_operand): Add 'G' format for printing
1859 floating point constants.
1861 2009-04-24 Richard Guenther <rguenther@suse.de>
1863 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
1864 from unsigned additions.
1866 2009-04-24 Joseph Myers <joseph@codesourcery.com>
1868 * c-typeck.c (set_init_index): Allow array designators that are
1869 not integer constant expressions with a pedwarn if pedantic.
1871 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1873 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
1874 zero if no overlap in nonzero bits between the operands.
1876 2009-04-24 Ian Lance Taylor <iant@google.com>
1878 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
1879 (record_dead_and_set_regs): Likewise.
1880 * df.h (struct df_mw_hardreg): Change flags field to int.
1881 (struct df_base_ref): Likewise.
1882 (struct df): Change changeable_flags field to int.
1883 * df-scan.c (df_defs_record): Change clobber_flags to int.
1884 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
1885 constants rather than #define macros.
1886 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
1887 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
1888 (enum dwarf_calling_convention): Likewise.
1889 (enum dwarf_line_number_x_ops): Likewise.
1890 (enum dwarf_call_frame_info): Likewise.
1891 (enum dwarf_source_language): Likewise.
1892 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
1893 (add_calling_convention_attribute): Likewise.
1894 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
1895 (combine_comparisons): Change compcode to int. Add cast to enum type.
1896 * genrecog.c (maybe_both_true_2): Change c to int.
1897 (write_switch): Likewise. Add cast to enum type.
1898 * gimplify.c (gimplify_omp_for): Handle return values from
1899 gimplify_expr using MIN rather than bitwise or.
1900 (gimplify_expr): Add cast to enum type.
1901 * ipa-prop.c (update_jump_functions_after_inlining): Change
1902 IPA_BOTTOM to IPA_JF_UNKNOWN.
1903 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
1904 Add casts to enum type.
1905 (setup_cover_and_important_classes): Change cl to int. Add casts
1907 (setup_class_translate): Change cl and mode to int.
1908 (ira_init_once): Change mode to int.
1909 (free_register_move_costs): Likewise.
1910 (setup_prohibited_mode_move_regs): Add casts to enum type.
1911 * langhooks.c (add_builtin_function_common): Rework assertion that
1912 value fits bitfield.
1913 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
1914 * omega.c (omega_do_elimination): Avoid math on enum types.
1915 * optabs.c (expand_vec_shift_expr): Remove casts to int.
1916 * opts.c (set_debug_level): Change 2 to enum constant. Use new
1917 int local to handle integral_argment value.
1918 * regmove.c (try_auto_increment): Change PUT_MODE to
1920 * reload.c (push_secondary_reload): Add casts to enum type.
1921 (secondary_reload_class, find_valid_class): Likewise.
1922 * reload1.c (emit_input_reload_insns): Likewise.
1923 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
1924 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
1925 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
1927 * tree.c (build_common_builtin_nodes): Add casts to enum type.
1928 * tree-complex.c (complex_lattice_t): Typedef to int rather than
1930 (expand_complex_libcall): Add casts to enum type.
1931 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
1932 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
1933 with ERROR_MARK, not NUM_TREE_CODES.
1934 (vect_create_epilog_for_reduction): Likewise.
1935 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
1936 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
1937 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
1939 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
1940 vect_unused_in_loop. Change 0 to loop_vect.
1941 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
1942 * var-tracking.c (get_init_value): Change return type to enum
1944 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
1945 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
1947 (arm_override_options): Add casts to enum type.
1948 (arm_emit_tls_decoration): Likewise.
1949 * config/i386/i386.c (ix86_function_specific_restore): Add casts
1951 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
1952 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
1953 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
1955 * config/s390/s390.c (code_for_builtin_64): Change to array of
1957 (code_for_builtin_31): Likewise.
1958 (s390_expand_builtin): Change code_for_builtin to enum insn_code
1960 * config/sparc/sparc.c (sparc_override_options): Change value
1961 field in struct code_model to enum cmodel. In initializer change
1962 0 to NULL and add cast to enum type.
1964 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1965 Change all callers. Issue a -Wc++-compat warning using
1966 lhs_origtype if necessary.
1967 (convert_for_assignment): Issue -Wc++-compat warnings about
1968 invalid conversions to enum type on assignment.
1969 * c-common.h (build_modify_expr): Update declaration.
1971 2009-04-24 Nick Clifton <nickc@redhat.com>
1973 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1974 (function_arg_advance): Likewise.
1975 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1978 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1980 * config/s390/constraints.md ('I', 'J'): Fix condition.
1982 2009-04-24 Diego Novillo <dnovillo@google.com>
1984 * gengtype-parse.c (parse_error): Add newline after message.
1986 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1988 * config/i386/sse.md (avxmodesuffixs): Removed.
1989 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1990 (*avx_pinsr<ssevecsize>): This.
1992 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1994 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1995 follow chains of regs with a single definition, and allow expressions
1996 that are function_invariant_p.
1997 (simple_rhs_p): Allow expressions that are function_invariant_p.
1999 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
2002 * fold-const.c (fold_cond_expr_with_comparison): When folding
2003 > and >= to MAX, make sure the MAX uses the same type as the
2004 comparison's operands.
2006 2009-04-24 Nick Clifton <nickc@redhat.com>
2008 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
2009 addressing for DImode accesses.
2010 (frv_print_operand_address): Handle PLUS case.
2011 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
2013 2009-04-24 Jakub Jelinek <jakub@redhat.com>
2015 PR rtl-optimization/39794
2016 * alias.c (canon_true_dependence): Add x_addr argument.
2017 * rtl.h (canon_true_dependence): Adjust prototype.
2018 * cse.c (check_dependence): Adjust canon_true_dependence callers.
2019 * cselib.c (cselib_invalidate_mem): Likewise.
2020 * gcse.c (compute_transp): Likewise.
2021 * dse.c (scan_reads_nospill): Likewise.
2022 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
2023 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
2024 canon_base_addr of the group, plus optional offset.
2025 (struct group_info): Rename canon_base_mem to
2027 (get_group_info): Set canon_base_addr to canon_rtx of base, not
2028 canon_rtx of base_mem.
2030 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
2032 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
2033 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
2035 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2037 * config/spu/spu-builtins.h: Delete file.
2039 * config/spu/spu.h (enum spu_builtin_type): Move here from
2041 (struct spu_builtin_description): Likewise. Add GTY marker.
2042 Do not use enum spu_function_code or enum insn_code.
2043 (spu_builtins): Add extern declaration.
2045 * config/spu/spu.c: Do not include "spu-builtins.h".
2046 (enum spu_function_code, enum spu_builtin_type_index,
2047 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
2048 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
2049 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
2050 unsigned_V2DI_type_node): Move here from spu-builtins.h.
2051 (spu_builtin_types): Make static. Add GTY marker.
2052 (spu_builtins): Add extern declaration with GTY marker.
2055 * config/spu/spu-c.c: Do not include "spu-builtins.h".
2056 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
2057 Check programmatically whether all parameters are scalar.
2059 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
2061 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
2063 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
2064 assignment from the constructor either if the target is volatile.
2066 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
2068 * config/arm/arm.md (insv): Do not share operands[0].
2070 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
2072 * config/vxlib-tls.c (active_tls_threads): Delete.
2073 (delete_hook_installed): New.
2074 (tls_delete_hook): Don't delete the delete hook.
2075 (tls_destructor): Delete it here.
2076 (__gthread_set_specific): Adjust installing the delete hook.
2077 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
2078 __gthread_leave_tsd_dtor_context.
2080 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
2082 * c-format.c (gcc_tdiag_char_table): Add support for %E.
2084 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
2086 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
2088 (alpha_rtx_costs): Ditto.
2089 (emit_unlikely_jump): Use add_reg_note.
2090 (emit_frame_store_1): Ditto.
2091 (alpha_expand_prologue): Ditto.
2092 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2093 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
2095 2009-04-23 Nick Clifton <nickc@redhat.com>
2097 * config/v850/v850.md (epilogue): Remove suppressed code.
2098 (return): Rename to return_simple and remove test of frame size.
2099 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
2100 to gen_return_simple.
2102 2009-04-22 Jing Yu <jingyu@google.com>
2105 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
2107 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2110 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
2111 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
2112 value is a VECTOR_CST, the element type is the element type of the
2115 2009-04-22 DJ Delorie <dj@redhat.com>
2117 * config/m32c/m32c.h: Update GTY annotations to new syntax.
2119 2009-04-22 Jakub Jelinek <jakub@redhat.com>
2121 * alias.c (find_base_term): Move around LO_SUM case, so that
2122 CONST falls through into PLUS/MINUS handling.
2125 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
2126 into 0, use omit_one_operand.
2128 2009-04-23 Ben Elliston <bje@au.ibm.com>
2130 * config/rs6000/linux-unwind.h (get_regs): Remove type
2131 puns. Change the type of `pc' to an array of unsigned ints and
2132 update all users. Constify frame24.
2134 2009-04-22 DJ Delorie <dj@redhat.com>
2136 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
2137 declarations before code.
2138 (current_function_special_page_vector): Likewise.
2139 (m32c_expand_insv): Silence a warning.
2141 2009-04-21 Taras Glek <tglek@mozilla.com>
2143 * alias.c: Update GTY annotations to new syntax.
2144 * basic-block.h: Likewise.
2145 * bitmap.h: Likewise.
2146 * c-common.h: Likewise.
2147 * c-decl.c: Likewise.
2148 * c-parser.c: Likewise.
2149 * c-pragma.c: Likewise.
2150 * c-tree.h: Likewise.
2151 * cfgloop.h: Likewise.
2152 * cgraph.h: Likewise.
2153 * config/alpha/alpha.c: Likewise.
2154 * config/arm/arm.h: Likewise.
2155 * config/avr/avr.h: Likewise.
2156 * config/bfin/bfin.c: Likewise.
2157 * config/cris/cris.c: Likewise.
2158 * config/darwin.c: Likewise.
2159 * config/frv/frv.c: Likewise.
2160 * config/i386/i386.c: Likewise.
2161 * config/i386/i386.h: Likewise.
2162 * config/i386/winnt.c: Likewise.
2163 * config/ia64/ia64.h: Likewise.
2164 * config/iq2000/iq2000.c: Likewise.
2165 * config/mips/mips.c: Likewise.
2166 * config/mmix/mmix.h: Likewise.
2167 * config/pa/pa.c: Likewise.
2168 * config/pa/pa.h: Likewise.
2169 * config/rs6000/rs6000.c: Likewise.
2170 * config/s390/s390.c: Likewise.
2171 * config/sparc/sparc.c: Likewise.
2172 * config/xtensa/xtensa.c: Likewise.
2173 * cselib.h: Likewise.
2174 * dbxout.c: Likewise.
2175 * dwarf2out.c: Likewise.
2176 * except.c: Likewise.
2177 * except.h: Likewise.
2178 * fixed-value.h: Likewise.
2179 * function.c: Likewise.
2180 * function.h: Likewise.
2181 * gimple.h: Likewise.
2182 * integrate.c: Likewise.
2183 * optabs.c: Likewise.
2184 * output.h: Likewise.
2187 * stringpool.c: Likewise.
2188 * tree-data-ref.c: Likewise.
2189 * tree-flow.h: Likewise.
2190 * tree-scalar-evolution.c: Likewise.
2191 * tree-ssa-address.c: Likewise.
2192 * tree-ssa-alias.h: Likewise.
2193 * tree-ssa-operands.h: Likewise.
2196 * varasm.c: Likewise.
2197 * varray.h: Likewise.
2199 * coretypes.h: Do not define GTY macro if it is already defined.
2200 * doc/gty.texi: Update GTY documentation to new syntax.
2201 * gengtype-lex.l: Enforce attribute-like syntax for GTY
2202 annotations on structs.
2203 * gengtype-parse.c: Likewise.
2205 2009-04-22 Mark Heffernan <meheff@google.com>
2207 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
2209 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
2211 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
2214 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
2216 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
2217 the same as a PLUS without a shift. Increase the cost of a
2220 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2222 * Makefile.in: Update dependencies.
2223 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
2224 * errors.h: Remove bogus comment about compatibility.
2225 (warning): Update declaration.
2226 * genautomata.c: Update all calls to warning.
2227 * gimple.c: Do not include errors.h. Include toplev.h.
2228 * tree-ssa-structalias.c: Do not include errors.h.
2229 * omega.c: Likewise.
2230 * tree-ssa-reassoc.c: Likewise.
2231 * config/spu/spu-c.c: Likewise.
2232 * config/spu/t-spu-elf: Update dependencies.
2234 2009-04-22 Richard Guenther <rguenther@suse.de>
2236 PR tree-optimization/39824
2237 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
2238 make sure the types are compatible.
2240 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2243 * c-common.c (c_parse_error): Take a token_flags parameter.
2244 Use token_type for the token type instead.
2245 Pass token_flags to cpp_type2name.
2246 * c-common.h (c_parse_error): Update declaration.
2247 * c-parser.c (c_parser_error): Pass 0 as token flags.
2249 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
2251 PR rtl-optimization/39580
2252 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
2254 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2256 * function.c (expand_function_end): Do not emit a jump to the "naked"
2257 return label for fall-through returns.
2258 * except.c (sjlj_emit_function_exit): Always place the call to the
2259 unregister function at the location installed by expand_function_end.
2261 2009-04-22 Richard Guenther <rguenther@suse.de>
2263 PR tree-optimization/39845
2264 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
2265 (gen_inbound_check): Likewise.
2267 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
2269 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
2271 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
2272 * config/vxlib.c (__gthread_once): Add race guard for PPC.
2274 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
2276 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
2277 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
2278 shift counts to avoid out-of-bounds array accesses.
2280 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
2282 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
2283 (Pmode): Move above.
2285 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
2287 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
2288 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
2289 GET_CODE macro. Use IN_RANGE macro where appropriate.
2290 * config/alpha/alpha.h: Ditto.
2291 * config/alpha/alpha.md: Ditto.
2292 * config/alpha/constraints.md: Ditto.
2293 * config/alpha/predicates.md: Ditto.
2295 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
2297 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
2298 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2299 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2300 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2301 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2302 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2303 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2304 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2305 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2306 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2307 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2308 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2309 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2310 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2311 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2312 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2313 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2314 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2315 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2316 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2317 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2318 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2319 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2320 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2321 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2322 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2323 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2325 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2327 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
2328 references from comments.
2329 * cfgbuild.c: (count_basic_blocks): Delete.
2330 (find_basic_blocks_1): Delete.
2331 (find_basic_blocks): Delete.
2332 * except.c (finish_eh_generation): Make static. Move comment from
2333 except.h here. Remove find_basic_blocks references from comments.
2334 * except.h (finish_eh_generation): Delete.
2335 * basic-block.h (find_basic_blocks): Delete.
2336 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
2338 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
2340 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
2341 (sdbout_parms): Likewise.
2343 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
2345 * config/sh/sh.c (prepare_cbranch_operands): Use
2346 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
2347 (expand_cbranchdi4): Likewise.
2348 (from_compare): Add cast to enum type.
2349 (expand_cbranchsi4): Use add_reg_note.
2350 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
2351 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
2352 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
2353 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2354 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
2355 instead of CODE_FOR_nothing.
2356 (cbranchdi4): Likewise. Fix the order of arguments for
2358 (push_fpscr): Use add_reg_note.
2359 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
2360 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
2362 2009-04-21 Joseph Myers <joseph@codesourcery.com>
2364 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
2365 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
2366 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
2367 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
2368 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
2369 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
2370 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
2371 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
2372 config/alpha/x-vms, config/arc/t-arc,
2373 config/arm/README-interworking, config/arm/arm-c.c,
2374 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
2375 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
2376 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
2377 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
2378 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
2379 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
2380 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
2381 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
2382 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
2383 config/cris/t-elfmulti, config/crx/t-crx,
2384 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
2385 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
2386 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
2387 config/h8300/t-h8300, config/i386/athlon.md,
2388 config/i386/darwin-libgcc.10.4.ver,
2389 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
2390 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
2391 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
2392 config/i386/t-linux64, config/i386/t-nwld,
2393 config/i386/t-rtems-i386, config/i386/t-sol2-10,
2394 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
2395 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
2396 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
2397 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
2398 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
2399 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
2400 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
2401 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
2402 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
2403 config/m68k/t-uclinux, config/mcore/t-mcore,
2404 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
2405 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
2406 config/mips/crtn.asm, config/mips/irix-crti.asm,
2407 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
2408 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
2409 config/mips/mips-fixed.md, config/mips/sb1.md,
2410 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
2411 config/mips/t-iris6, config/mips/t-isa3264,
2412 config/mips/t-libgcc-mips16, config/mips/t-linux64,
2413 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
2414 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
2415 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
2416 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
2417 config/mn10300/t-linux, config/mn10300/t-mn10300,
2418 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
2419 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
2420 config/picochip/libgccExtras/clzsi2.asm,
2421 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
2422 config/rs6000/darwin-libgcc.10.4.ver,
2423 config/rs6000/darwin-libgcc.10.5.ver,
2424 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
2425 config/rs6000/t-aix43, config/rs6000/t-aix52,
2426 config/rs6000/t-darwin, config/rs6000/t-fprules,
2427 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
2428 config/rs6000/t-lynx, config/rs6000/t-netbsd,
2429 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
2430 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
2431 config/rs6000/t-rtems, config/rs6000/t-spe,
2432 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
2433 config/score/t-score-elf, config/sh/divcost-analysis,
2434 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
2435 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
2436 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
2437 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
2438 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
2439 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
2440 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
2441 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
2442 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
2443 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
2444 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
2445 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
2446 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
2447 limitx.h, version.c, xcoff.h: Add copyright and license notices.
2448 * config/h8300/genmova.sh: Include copyright and license notices
2449 in generated output.
2450 * config/h8300/mova.md: Regenerate.
2451 * doc/install.texi2html: Include word "Copyright" in copyright
2452 notice and use name "Free Software Foundation, Inc.".
2453 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
2454 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
2455 ChangeLog-2007, ChangeLog-2008: Correct dates.
2457 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
2459 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
2460 NE_EXPR operations as well.
2461 * c-parser.c (c_parser_condition): Do not set location information on
2463 (c_parser_conditional_expression): Likewise.
2464 (c_parser_binary_expression): Set location information on operators.
2465 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
2466 TRUTH_NOT_EXPR has been folded.
2467 * fold-const.c (fold_truth_not_expr): Copy location information from
2468 the incoming expression to the outgoing one.
2469 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
2470 recursive calls on the LHS of the operator but pass that of the
2471 operator to recursive calls on the RHS of the operator. Set it
2473 (shortcut_cond_expr): Set the locus of the operator on the second
2474 COND_EXPR and that of the expression on the first in degenerate cases.
2475 Pass the locus of the expression to calls to shortcut_cond_r.
2476 Set the locus of the 'then' block on the associated jump, if any.
2477 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
2478 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
2479 expression to call to gimplify_boolean_expr.
2481 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
2483 * config.gcc: Add additional configuration for
2484 i686-w64-mingw* and x86_64-w64-mingw* triplet.
2485 * config/i386/mingw-w64.h: New mingw-w64 specific header.
2486 (CPP_SPEC): Redefine for allowing -municode option.
2487 (STARTFILE_SPEC): Likewise.
2488 * config/i386/t-mingw-w64: New.
2489 * config/i386/mingw-w64.opt: New.
2490 (municode): Add new target option.
2491 * doc/invoke.texi (municode): Add documentation for new option.
2493 2009-04-21 Ian Lance Taylor <iant@google.com>
2495 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2496 Correct test for number of arguments.
2497 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
2499 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
2501 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
2502 argument of emit_library_call.
2504 2009-04-21 Richard Guenther <rguenther@suse.de>
2507 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
2508 inside VIEW_CONVERT_EXPRs.
2510 2009-04-21 Martin Jambor <mjambor@suse.cz>
2512 * tree-switch-conversion.c (build_constructors): Split a long line.
2513 (constructor_contains_same_values_p): New function.
2514 (build_one_array): Create assigns of constants if possible, do not
2515 call mark_sym_for_renaming, call update_stmt.
2516 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
2517 make_rename_temp. Do not call mark_symbols_for_renaming, call
2519 (gen_def_assigns): Do not call mark_symbols_for_renaming or
2520 find_new_referenced_vars, call update_stmt.
2521 (gen_inbound_check): Use create_tmp_var and create ssa names manually
2522 instead of calling make_rename_temp. Do not call
2523 find_new_referenced_vars or mark_symbols_for_renaming, call
2526 2009-04-21 Richard Guenther <rguenther@suse.de>
2528 PR tree-optimization/39827
2529 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
2530 (tree_ssa_phiprop): Pass the correct array size.
2532 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
2534 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
2536 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
2539 * c-typeck.c (lvalue_p): Move declaration ...
2540 * c-common.h (lvalue_p): ... to here.
2541 * c-common.c (candidate_equal_p): New.
2542 (add_tlist): Use it.
2543 (merge_tlist): Use it.
2544 (warn_for_collisions_1): Likewise.
2545 (warning_candidate_p): Accept more candidates.
2546 (verify_tree): A warning candidate can be an expression. Use
2549 2009-04-21 Ben Elliston <bje@au.ibm.com>
2552 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2553 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
2554 options. Remove -mcall-solaris documentation.
2556 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2559 * doc/invoke.texi (-Wlong-long): Update description.
2560 * c-lex (interpret_integer): Only warn if there was no previous
2561 overflow and -Wlong-long is enabled.
2562 * c-decl.c (declspecs_add_type): Drop redundant flags.
2563 * c.opt (Wlong-long): Init to -1.
2564 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
2565 and front-end warn_long_long. Wlong-long only depends on other
2566 flags if it is uninitialized.
2567 * c-parser.c (disable_extension_diagnostics): warn_long_long is
2568 the same for CPP and FE.
2569 (restore_extension_diagnostics): Likewise.
2571 2009-04-20 Ian Lance Taylor <iant@google.com>
2573 Fix enum conversions which are invalid in C++:
2574 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
2575 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
2576 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
2577 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
2578 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
2579 (dbxout_parms): Likewise.
2580 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
2581 (df_clear_flags): Likewise.
2582 * df-problems.c (df_rd_bb_local_compute_process_def): Change
2583 top_flag parameter to int.
2584 (df_chain_create_bb_process_use): Likewise.
2585 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
2587 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
2588 (df_ref_create_structure, df_def_record_1): Likewise.
2589 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
2590 (df_notes_rescan): Change 0 to VOIDmode in function call.
2591 (df_get_call_refs, df_insn_refs_collect): Likewise.
2592 (df_bb_regs_collect): Likewise.
2593 (df_entry_block_defs_collect): Likewise.
2594 (df_exit_block_uses_collect): Likewise.
2595 * df.h: Update declarations.
2596 * double-int.c (double_int_divmod): Add cast to enum type.
2597 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
2598 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
2599 (based_loc_descr): Likewise.
2600 (loc_descriptor_from_tree_1): Change first_op and second_op to
2601 enum dwarf_location_atom. Add cast to enum type.
2602 * expmed.c (init_expmed): Change 0 to SET in function call.
2603 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
2604 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
2605 (do_store_flag): Likewise.
2606 * fixed-value.h (struct fixed_value): Change mode to enum
2608 * function.c (assign_parms): Change 0 to VOIDmode in function call.
2609 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
2611 (insert_insn_decl, insert_decl, insert_state): Likewise.
2612 (automata_list_finish): Likewise.
2613 * genrecog.c (process_define_predicate): Add cast to enum type.
2614 * gensupport.c (init_predicate_table): Add cast to enum type.
2615 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
2617 (gimple_build_call_1, gimple_build_label): Likewise.
2618 (gimple_build_goto, gimple_build_asm_1): Likewise.
2619 (gimple_build_switch_1, gimple_build_cdt): Likewise.
2620 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
2621 (enum fallback): Rename from enum fallback_t.
2622 (fallback_t): Typedef as int.
2623 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
2624 GSI_SAME_STMT in function call.
2625 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
2627 (setup_reg_class_relations): Likewise.
2628 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
2629 (setup_prohibited_class_mode_regs): Add cast to enum type.
2630 (setup_prohibited_mode_move_regs): Likewise.
2631 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
2632 (record_address_regs): Change i to enum reg_class.
2633 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
2634 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
2635 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
2636 (GET_MODE_2XWIDER_MODE): Likewise.
2637 (GET_CLASS_NARROWEST_MODE): Likewise.
2638 * omp-low.c (expand_omp_for): Add cast to enum type.
2639 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
2640 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
2641 * postreload.c (reload_cse_simplify_operands): Change rclass local
2643 * predict.c (combine_predictions_for_insn): Change best_predictor
2644 and predictor to enum br_predictor.
2645 (combine_predictions_for_bb): Likewise.
2646 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
2647 use SET_PREDICT_EXPR_OUTCOME.
2648 * real.c (real_arithmetic): Change icode to code in function call.
2649 * reginfo.c (init_move_cost): Add casts to enum type.
2650 (init_reg_sets_1, init_fake_stack_mems): Likewise.
2651 * regmove.c (regclass_compatible_p): Change class0 and class1 to
2653 * reload.c (find_valid_class): Add casts to enum type.
2654 (push_reload): Change 0 to NO_REGS in function call.
2655 (find_reloads): Change this_alternative to array of enum
2656 reg_class. Remove some now-unnecessary casts.
2657 (make_memloc): Change 0 to VOIDmode in function call.
2658 * reload1.c (reload): Change 0 to VOIDmode in function call.
2659 (eliminate_regs_1, elimination_effects): Likewise.
2660 (eliminate_regs_in_insn): Likewise.
2661 (emit_input_reload_insns): Add cast to enum type.
2662 (delete_output_reload): Change 0 to VOIDmode in function call.
2663 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
2664 to enum type in function call.
2665 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
2666 (SET_PREDICT_EXPR_OUTCOME): Define.
2667 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
2668 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
2669 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
2670 (dump_function): Likewise.
2671 * tree-dump.h: Update declarations.
2672 * tree-pass.h: Update declarations.
2673 * varasm.c (assemble_integer): Change mclass to enum mode_class.
2674 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
2676 (arm_rtx_costs_1): Correct parenthesization.
2677 (arm_rtx_costs): Add casts to enum type.
2678 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
2679 (vfp_emit_fstmd): Use add_rg_note.
2680 (emit_multi_reg_push, emit_sfm): Likewise.
2681 (thumb_set_frame_pointer): Likewise.
2682 (arm_expand_prologue): Likewise.
2683 (arm_regno_class): Change return type to enum reg_class.
2684 (thumb1_expand_prologue): Use add_reg_note.
2685 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
2686 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
2688 * config/arm/gentune.sh: Add cast to enum type.
2689 * config/arm/arm-tune.md: Rebuild.
2690 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
2691 (ix86_split_fp_branch, predict_jump): Likewise.
2692 (ix86_expand_multi_arg_builtin): Change sub_code from enum
2693 insn_code to enum rtx_code.
2694 (ix86_builtin_vectorized_function): Add cast to enum type.
2695 * config/i386/i386.md (truncdfsf2): Change slot to enum
2697 (truncxf<mode>2, isinf<mode>2): Likewise.
2698 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
2700 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
2701 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
2702 (insert_bundle_state): Change 1 to INSERT in function call.
2703 (ia64_add_bundle_selector_before): Likewise.
2704 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
2705 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
2706 (restore_stack_nonlocal): Likewise.
2707 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
2709 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
2711 (mips_rtx_costs): Likewise.
2712 (mips_override_options): Add casts to enum type.
2713 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
2715 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
2716 (store_reg, set_reg_plus_d): Likewise.
2717 (hppa_expand_prologue, hppa_profile_hook): Likewise.
2718 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
2720 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
2722 (emit_unlikely_jump): Use add_reg_note.
2723 (rs6000_emit_allocate_stack): Likewise.
2724 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
2725 (output_toc): Change 1 to INSERT in function call.
2726 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
2727 (rs6000_initialize_trampoline): Likewise.
2728 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
2730 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
2731 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
2732 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
2733 (save_gprs): Use add_reg_note.
2734 (s390_emit_prologue): Likewise.
2735 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2736 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
2737 (sparc_fold_builtin): Add cast to enum type.
2738 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
2740 (spu_expand_prologue): Use add_reg_note.
2741 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
2743 2009-04-20 Ian Lance Taylor <iant@google.com>
2745 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
2746 (c_parser_postfix_expression_after_primary): Get VEC for list of
2747 arguments. Get original types of arguments. Call
2748 build_function_call_vec.
2749 (cached_expr_list_1, cached_expr_list_2): New static variables.
2750 (c_parser_expr_list): Change return type to VEC *. Add
2751 p_orig_types parameter. Change all callers.
2752 (c_parser_release_expr): New static function.
2753 (c_parser_vec_to_tree_list): New static function.
2754 * c-typeck.c (build_function_call): Rewrite to build a VEC and
2755 call build_function_call_vec.
2756 (build_function_call_vec): New function, based on old
2757 build_function_call.
2758 (convert_arguments): Remove nargs and argarray parameters. Change
2759 values to a VEC. Add origtypes parameter.
2760 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
2761 (convert_for_assignment): Add origtype parameter. Change all
2762 callers. If warn_cxx_compat, check for conversion to an enum
2763 type when calling a function.
2764 (store_init_value): Add origtype parameter. Change all callers.
2765 (digest_init): Likewise.
2766 (struct init_node): Add origtype field.
2767 (add_pending_init): Add origtype parameter. Change all callers.
2768 (output_init_element): Likewise.
2769 (output_pending_init_elements): Pass origtype from init_node to
2770 output_init_element.
2771 (process_init_element): Pass origtype from c_expr to
2772 output_init_element.
2773 (c_finish_return): Add origtype parameter. Change all callers.
2774 * c-common.c (sync_resolve_size): Change params to VEC *. Change
2776 (sync_resolve_params): Likewise.
2777 (sync_resolve_return): Change params to first_param. Change caller.
2778 (resolve_overloaded_builtins): Change params to VEC *. Change
2779 callers. Save first parameter around call to build_function_call_vec.
2780 * c-decl.c (finish_decl): Add origtype parameter. Change all
2781 callers. Call build_function_call_vec rather than
2782 build_function_call for cleanup.
2783 * c-tree.h: Update declarations.
2784 * c-common.h: Update declarations.
2785 * stub-objc.c (objc_rewrite_function_call): Change parameter from
2786 params to first_param.
2787 * target.h (struct gcc_target): Change resolve_overloaded_builtin
2788 params parameter from tree to void *.
2789 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2790 Change arglist parameter to have type void *, and to be a pointer
2792 * config/rs6000/rs6000-protos.h
2793 (altivec_resolve_overloaded_builtin): Update declaration.
2794 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
2795 fnargs parameter to have type void *, and to be a pointer to a
2796 VEC. Call build_function_call_vec instead of
2797 build_function_call.
2798 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
2800 2009-04-20 Joey Ye <joey.ye@intel.com>
2801 Xuepeng Guo <xuepeng.guo@intel.com>
2802 H.J. Lu <hongjiu.lu@intel.com>
2804 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
2806 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
2807 (IX86_LEA_PRIORITY): Likewise.
2808 (distance_non_agu_define): New function.
2809 (distance_agu_use): Likewise.
2810 (ix86_lea_for_add_ok): Likewise.
2811 (ix86_dep_by_shift_count): Likewise.
2813 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
2814 should split for LEA.
2816 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
2818 (ix86_dep_by_shift_count): Likewise.
2820 2009-04-20 Richard Guenther <rguenther@suse.de>
2822 * expr.c (handled_component_p): Move ...
2823 * tree.h (handled_component_p): ... here.
2824 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
2825 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
2826 and REALPART_EXPR to be in one group.
2828 2009-04-20 Richard Guenther <rguenther@suse.de>
2830 * basic-block.h (get_all_dominated_blocks): Declare.
2831 * dominance.c (get_all_dominated_blocks): New function.
2832 * tree-cfg.c (get_all_dominated_blocks): Remove.
2833 (remove_edge_and_dominated_blocks): Adjust.
2834 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
2835 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
2836 instead of recursing.
2838 2009-04-20 Doug Kwan <dougkwan@google.com>
2840 * cgraph.h (cgraph_node_ptr): New type for vector functions.
2841 (struct cgraph_node_set_def): New type.
2842 (cgraph_node_set) New type. Also declare vector functions.
2843 (struct cgraph_node_set_element_def): New type.
2844 (cgraph_node_set_element): Ditto.
2845 (cgraph_node_set_iterator): New iterator type.
2846 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
2847 cgraph_node_set_remove, dump_cgraph_node_set,
2848 debug_cgraph_node_set): New prototypes.
2849 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
2850 cgraph_node_set_size): New inlines.
2851 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
2853 (struct ipa_opt_pass): Add struct cgraph_node_set_def
2854 argument to function 'write_summary'.
2855 * ipa.c: Include ggc.h.
2856 (hash_cgraph_node_set_element,
2857 eq_cgraph_node_set_element, cgraph_node_set_new,
2858 cgraph_node_set_add, cgraph_node_set_remove,
2859 cgraph_node_set_find, dump_cgraph_node_set,
2860 debug_cgraph_node_set): New functions.
2861 * Makefile.in (ipa.o): Add dependency on GGC_H.
2863 2009-04-20 Ira Rosen <irar@il.ibm.com>
2865 PR tree-optimization/39675
2866 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
2867 check of the return code of vect_schedule_slp. Check that
2868 stmt_vec_info still exists for the statement, before checking its
2871 2009-04-20 Michael Matz <matz@suse.de>
2873 * Makefile.in (generated_files): Take out $(simple_generated_c).
2875 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
2877 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
2878 (UINTPTR_TYPE): Likewise.
2880 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2883 * c-typeck.c (digest_init): Check for initializing an array with a
2886 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2889 * c-semantics.c (pop_stmt_list): Propagate
2890 STATEMENT_LIST_HAS_LABEL to parent statement list.
2892 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
2894 * config/mips/mips.h (mips_tune_attr): New macro.
2895 * config/mips/mips.md (cpu): Use it.
2897 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2900 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
2903 2009-04-19 Diego Novillo <dnovillo@google.com>
2905 * toplev.c (compile_file): Move call to coverage_finish ...
2906 * cgraphunit.c (ipa_passes): ... here.
2907 Call cgraph_process_new_functions.
2908 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
2909 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
2911 2009-04-19 Jan Hubicka <jh@suse.cz>
2913 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
2915 (dump_cgraph_node): Dump can throw external flag.
2916 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
2918 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2922 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
2923 * common.opt (Wlogical-op): Move from here...
2924 * c.opt (Wlogical-op): ... to here.
2925 * c-typeck.c (parser_build_binary_op): Update call to
2926 warn_logical_operator.
2927 * c-opts.c (c_common_post_options): Enable warn_logical_op with
2929 * c-common.c (warn_logical_op): Update.
2930 * c-common.h (warn_logical_op): Update declaration.
2932 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
2934 * tree.c (protected_set_expr_location): Fix formatting.
2936 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2939 * c-typeck.c (readonly_warning): new.
2940 (build_unary_op, build_modify_expr): Use readonly_warning for
2941 storing into something readonly but not const-qualified.
2943 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2946 * c-typeck.c (build_unary_op): Check for taking address of
2947 expression of type void.
2949 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2952 * c-typeck.c (build_function_call): Check for calling a function
2953 with qualified void return types. Call require_complete_type when
2956 2009-04-18 Jan Hubicka <jh@suse.cz>
2958 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
2960 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
2961 can_throw_external flag.
2962 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
2963 * ipa-pure-const.c (ignore_edge): New function.
2964 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2965 only over can_throw_external edges.
2966 (local_pure_const): Add nothrow flag.
2967 * ipa-utils.c (searchc): Add ignore_edge callback.
2968 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2969 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2970 (set_nothrow_function_flags): Update cgraph.
2971 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2973 2009-04-18 Richard Guenther <rguenther@suse.de>
2976 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2977 (fold_stmt): ... this and ...
2978 (fold_stmt_inplace): ... this.
2979 (fold_stmt_1): Fold references in calls and asms.
2980 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2982 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2984 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2985 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2987 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2989 * tree.c (function_args_count): Remove.
2990 * tree.h: Remove the prototype for function_args_count.
2992 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2994 * tree-iterator.c (expr_only): Remove.
2995 * tree.h: Remove the prototype for expr_only.
2997 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2999 * reginfo.c (cannot_change_mode_set_regs): Remove.
3000 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
3002 2009-04-08 Anatoly Sokolov <aesok@post.ru>
3004 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
3005 whether operands 0 and 1 overlaps.
3007 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
3010 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
3011 pointer. Use warning_at instead of warning.
3012 (search_for_addr_array): Likewise.
3013 (check_array_bounds): Likewise.
3014 (check_all_array_refs): Check that the incoming edge is not in the
3015 list of edges to be removed.
3016 (check_all_array_refs): Avoid the temporal pointer.
3017 (vrp_visit_cond_stmt): Fix typo.
3018 (simplify_switch_using_ranges): Handle the case where the switch
3019 index is an integer constant.
3021 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
3023 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
3025 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3027 * doc/extend.texi, doc/invoke.texi: Fix typos.
3029 2009-04-17 Cary Coutant <ccoutant@google.com>
3031 * tree-flow-inline.h (get_lineno): Fix inverted test.
3033 2009-04-17 Diego Novillo <dnovillo@google.com>
3035 * tree-ssa-pre.c (create_expression_by_pieces): Remove
3036 assertion for AVAIL_OUT.
3038 2009-04-17 Mike Frysinger <vapier@gentoo.org>
3041 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
3042 * config/sh/linux-atomic.asm: Likewise.
3044 2009-04-17 Diego Novillo <dnovillo@google.com>
3046 * except.c (debug_eh_tree): New.
3047 (struct eh_region, struct eh_status): Move ...
3048 * except.h: ... here.
3049 (add_type_for_runtime): Declare extern.
3050 (lookup_type_for_runtime): Likewise.
3051 (debug_eh_tree): Declare.
3052 * Makefile.in (GTFILES): List except.h before except.c
3054 2009-04-17 Diego Novillo <dnovillo@google.com>
3056 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
3057 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
3058 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
3059 (find_vars_r): ... here.
3060 * tree-flow.h (find_referenced_vars_in): Declare.
3061 * tree-ssa-pre.c (create_expression_by_pieces): Assert
3062 that AVAIL_OUT exists for BLOCK.
3063 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
3064 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
3065 (tree-parloops.o): Likewise.
3067 2009-04-17 Simon Baldwin <simonb@google.com>
3069 * toplev.c (default_tree_printer): Add handling for %E format.
3071 2009-04-17 Diego Novillo <dnovillo@google.com>
3073 * tree-pretty-print.c (dump_generic_node): Add break after
3074 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
3075 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
3076 FUNCTION_TYPE together. Call print_struct_decl when printing
3077 structures and TDF_SLIM is not given.
3078 (print_struct_decl): Fix logic for detecting recursion.
3080 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
3083 * gcc.c (create_at_file): New.
3084 (compile_input_file_p): New.
3085 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
3086 * main.c (main): Update call to toplev_main.
3087 * toplev.c (toplev_main): Change signature. Call expandargv.
3088 * toplev.h (toplev_main): Change signature.
3090 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
3092 * dwarf2out.c (field_byte_offset): Use the type size as the field size
3093 if the latter is not constant.
3095 2009-04-17 David Edelsohn <edelsohn@gnu.org>
3097 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
3099 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
3101 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
3102 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
3104 2009-04-17 Richard Guenther <rguenther@suse.de>
3106 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3107 Handle component references view-converting an invariant address.
3109 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
3111 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
3112 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
3113 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
3114 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
3115 Use @deftypevr rather than @deftypevar.
3117 2009-04-17 Richard Guenther <rguenther@suse.de>
3119 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
3120 (get_prop_source_stmt): Likewise.
3121 (can_propagate_from): Likewise.
3123 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
3125 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
3126 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
3127 (--with-multilib-list): Add default value.
3128 * configure: Regenerate.
3129 * Makefile.in (TM_ENDIAN_CONFIG): Define.
3130 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
3131 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
3132 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
3133 Don't add default cpu to multilib list unnecessarily, but do enable
3134 the relevant compiler option..
3135 Add support for --with-multilib-list=<blank> and
3136 --with-multilib-list=!<somelib> to supress unwanted multilibs.
3137 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
3138 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
3139 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
3141 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
3142 (MULTILIB_OSDIRNAMES): New variable.
3143 * config/sh/t-1e: Delete file.
3144 * config/sh/t-mlib-sh1: Delete file.
3145 * config/sh/t-mlib-sh2: Delete file.
3146 * config/sh/t-mlib-sh2a: Delete file.
3147 * config/sh/t-mlib-sh2a-nofpu: Delete file.
3148 * config/sh/t-mlib-sh2a-single: Delete file.
3149 * config/sh/t-mlib-sh2a-single-only: Delete file.
3150 * config/sh/t-mlib-sh2e: Delete file.
3151 * config/sh/t-mlib-sh3e: Delete file.
3152 * config/sh/t-mlib-sh4: Delete file.
3153 * config/sh/t-mlib-sh4-nofpu: Delete file.
3154 * config/sh/t-mlib-sh4-single: Delete file.
3155 * config/sh/t-mlib-sh4-single-only: Delete file.
3156 * config/sh/t-mlib-sh4a: Delete file.
3157 * config/sh/t-mlib-sh4a-nofpu: Delete file.
3158 * config/sh/t-mlib-sh4a-single: Delete file.
3159 * config/sh/t-mlib-sh4a-single-only: Delete file.
3160 * config/sh/t-mlib-sh4al: Delete file.
3161 * config/sh/t-mlib-sh5-32media: Delete file.
3162 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
3163 * config/sh/t-mlib-sh5-64media: Delete file.
3164 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
3165 * config/sh/t-mlib-sh5-compact: Delete file.
3166 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
3167 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
3168 * doc/install.texi (Options specification): Add
3169 --with-multilib-list and --with-endian.
3171 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
3173 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
3175 (OBJS-common): Add plugin-version.o.
3176 (plugin-version.o): New.
3177 * gcc-plugin.h (plugin_gcc_version): New.
3178 (plugin_default_version_check): New.
3179 (plugin_init_func, plugin_init): Add version argument.
3180 * plugin-version.c: New.
3181 * plugin.c (str_plugin_gcc_version_name): New.
3182 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
3183 pass it to the init function.
3184 (plugin_default_version_check): New.
3186 2009-04-17 Richard Guenther <rguenther@suse.de>
3188 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
3189 for decl-vs-decl disambiguation.
3191 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
3193 * config/s390/s390.h (s390_tune_attr): New macro definition.
3194 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
3196 2009-04-17 Richard Guenther <rguenther@suse.de>
3198 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
3199 (fold_stmt_r): Likewise.
3200 (maybe_fold_reference): New function.
3201 (fold_gimple_assign): Handle cases fold_stmt_r did.
3202 (fold_stmt): Do not use fold_stmt_r.
3203 (fold_stmt_inplace): Likewise.
3205 2009-04-17 Richard Guenther <rguenther@suse.de>
3207 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
3208 (record_equivalences_from_stmt): Remove useless checks and
3210 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
3211 the type is already suitable.
3213 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
3215 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
3217 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
3219 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
3220 (CMPtype): Define as __gcc_CMPtype.
3222 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
3224 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
3225 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
3227 2009-04-17 Richard Guenther <rguenther@suse.de>
3229 PR tree-optimization/39746
3230 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
3231 special-casing for builtins and static variable use/def.
3232 (call_may_clobber_ref_p_1): Likewise.
3234 2009-04-16 Ian Lance Taylor <iant@google.com>
3236 * df.h: Include "timevar.h".
3237 (struct df_problem): Change tv_id field to timevar_id_t.
3238 * tree-pass.h: Include "timevar.h".
3239 (struct opt_pass): Change tv_id field to timevar_id_t.
3240 * timevar.h (timevar_id_t): Define TV_NONE.
3241 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
3242 TV_NONE rather than tv_id != 0.
3243 (execute_one_pass): Likewise.
3244 * Makefile.in (DF_H): Add $(TIMEVAR_H).
3245 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
3246 dependencies to $(TREE_PASS_H).
3247 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
3249 (pass_branch_target_load_optimize2): Likewise.
3250 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
3251 (pass_outof_cfg_layout_mode): Likewise.
3252 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
3253 (pass_rebuild_cgraph_edges): Likewise.
3254 (pass_remove_cgraph_callee_edges): Likewise.
3255 * df-core.c (pass_df_initialize_opt): Likewise.
3256 (pass_df_initialize_no_opt): Likewise.
3257 (pass_df_finish): Likewise.
3258 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
3259 * except.c (pass_set_nothrow_function_flags): Likewise.
3260 (pass_convert_to_eh_region_ranges): Likewise.
3261 * final.c (pass_compute_alignments): Likewise.
3262 * function.c (pass_instantiate_virtual_regs): Likewise.
3263 (pass_init_function): Likewise.
3264 (pass_leaf_regs): Likewise.
3265 (pass_match_asm_constraints): Likewise.
3266 * gimple-low.c (pass_lower_cf): Likewise.
3267 (pass_mark_used_blocks): Likewise.
3268 * init-regs.c (pass_initialize_regs): Likewise.
3269 * integrate.c (pass_initial_value_sets): Likewise.
3270 * ira.c (pass_ira): Likewise.
3271 * jump.c (pass_cleanup_barriers): Likewise.
3272 * omp-low.c (pass_expand_omp): Likewise.
3273 (pass_lower_omp): Likewise.
3274 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
3275 * recog.c (pass_split_all_insns): Likewise.
3276 (pass_split_after_reload): Likewise.
3277 (pass_split_before_regstack): Likewise.
3278 (pass_split_before_sched2): Likewise.
3279 (pass_split_for_shorten_branches): Likewise.
3280 * reginfo.c (pass_reginfo_init): Likewise.
3281 (pass_subregs_of_mode_init): Likewise.
3282 (pass_subregs_of_mode_finish): Likewise.
3283 * passes.c (pass_postreload): Likewise.
3284 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
3285 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
3286 (pass_warn_function_return): Likewise.
3287 (pass_warn_function_noreturn): Likewise.
3288 * tree-complex.c (pass_lower_complex): Likewise.
3289 (pass_lower_complex_O0): Likewise.
3290 * tree-if-conv.c (pass_if_conversion): Likewise.
3291 * tree-into-ssa.c (pass_build_ssa): Likewise.
3292 * tree-mudflap.c (pass_mudflap_1): Likewise.
3293 (pass_mudflap_2): Likewise.
3294 * tree-nomudflap.c (pass_mudflap_1): Likewise.
3295 (pass_mudflap_2): Likewise.
3296 * tree-nrv.c (pass_return_slot): Likewise.
3297 * tree-object-size.c (pass_object_sizes): Likewise.
3298 * tree-optimize.c (pass_all_optimizations): Likewise.
3299 (pass_early_local_passes): Likewise.
3300 (pass_all_early_optimizations): Likewise.
3301 (pass_cleanup_cfg): Likewise.
3302 (pass_cleanup_cfg_post_optimizing): Likewise.
3303 (pass_free_datastructures): Likewise.
3304 (pass_free_cfg_annotations): Likewise.
3305 (pass_fixup_cfg): Likewise.
3306 (pass_init_datastructures): Likewise.
3307 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
3308 (pass_late_warn_uninitialized): Likewise.
3309 (pass_update_address_taken): Likewise.
3310 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
3311 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
3312 (pass_cse_sincos): Likewise.
3313 (pass_convert_to_rsqrt): Likewise.
3314 * tree-ssa-structalias.c (pass_build_alias): Likewise.
3315 * tree-stdarg.c (pass_stdarg): Likewise.
3316 * tree-tailcall.c (pass_tail_recursion): Likewise.
3317 (pass_tail_calls): Likewise.
3318 * tree-vect-generic.c (pass_lower_vector): Likewise.
3319 (pass_lower_vector_ssa): Likewise.
3320 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
3322 2009-04-16 Joseph Myers <joseph@codesourcery.com>
3324 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
3326 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
3328 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
3329 logical and signext.
3331 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
3334 * config/sh/predicates.md (arith_operand): Check if the operand
3335 of TRUNCATE is a REG.
3337 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3339 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
3340 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
3342 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3344 * tree-iterator.c (tsi_split_statement_list_after,
3345 tsi_split_statement_list_before): Remove.
3346 * tree-iterator.h: Remove the prototypes for
3347 tsi_split_statement_list_after and tsi_split_statement_list_before.
3349 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3351 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
3352 * tree-ssa-propagate.h: Remove the prototype for
3353 stmt_makes_single_load.
3355 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3357 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
3358 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
3360 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3362 * tree-iterator.c (EXPR_LAST_BODY): Remove.
3364 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3366 * except.c (eh_region_outer_p): Remove.
3367 * except.h: Remove the prototype for eh_region_outer_p.
3369 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3371 * function.c (current_function_assembler_name): Remove.
3372 * function.h: Remove the prototype for
3373 current_function_assembler_name.
3375 2009-04-16 Ian Lance Taylor <iant@google.com>
3377 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
3378 (add_reg_note): Call alloc_reg_note.
3379 * rtl.h (alloc_reg_note): Declare.
3380 * combine.c (try_combine): Use alloc_reg_note.
3381 (recog_for_combine, move_deaths): Likewise.
3382 (distribute_notes): Use alloc_reg_note and add_reg_note.
3383 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
3384 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
3385 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
3387 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
3389 PR rtl-optimization/39762
3390 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
3391 ira_may_move_out_cost): Add comments about way of their usage.
3392 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
3394 * ira-conflicts.c (process_regs_for_copy): Use function
3395 ira_get_register_move_cost instead of global
3396 ira_register_move_cost.
3398 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
3399 color_pass, move_spill_restore, update_curr_costs): Ditto.
3401 * ira-lives.c (process_single_reg_class_operands): Ditto.
3403 * ira-emit.c (emit_move_list): Ditto.
3405 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
3406 (record_reg_classes): Ditto. Use functions
3407 ira_get_register_move_cost and ira_get_may_move_cost instead of
3408 global vars ira_register_move_cost, ira_may_move_out_cost and
3409 ira_may_move_in_cost.
3410 (record_address_regs): Don't call ira_init_register_move_cost.
3411 Use function ira_get_may_move_cost instead of global
3412 ira_may_move_in_cost.
3413 (process_bb_node_for_hard_reg_moves): Use function
3414 ira_get_register_move_cost instead of global ira_register_move_cost.
3415 (ira_costs): Don't call ira_init_register_move_cost.
3417 2009-04-16 Richard Guenther <rguenther@suse.de>
3419 * tree-cfg.c (verify_gimple_assign_binary):
3420 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
3421 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
3422 (create_general_new_stmt): Note that this function is broken.
3424 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3426 * common.opt (fhelp): Add Var(help_flag).
3427 * gcc-plugin.h (plugin_info): Add help.
3428 * plugin.c (plugin_name_args): Add help.
3429 (register_plugin_info): Set plugin->help.
3430 (print_help_one_plugin): New.
3431 (print_plugins_help): New.
3432 * plugin.h (print_plugins_help): New.
3433 * toplev.c (toplev_main): Call print_plugins_help if needed.
3435 2009-04-16 Richard Guenther <rguenther@suse.de>
3437 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
3438 (gimple_ior_addresses_taken_1): New function.
3439 (gimple_ior_addresses_taken): Likewise.
3440 * gimple.h (struct gimple_statement_with_ops_base): Remove
3441 addresses_taken member.
3442 (gimple_ior_addresses_taken): Declare.
3443 (gimple_addresses_taken, gimple_addresses_taken_ptr,
3444 gimple_set_addresses_taken): Remove.
3445 * ipa-reference.c (mark_address): New function.
3446 (scan_stmt_for_static_refs): Use it for marking addresses taken.
3447 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
3448 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
3449 (gimple_add_to_addresses_taken): Remove.
3450 (get_tmr_operands): Call mark_address_taken.
3451 (get_asm_expr_operands): Likewise.
3452 (get_expr_operands): Likewise.
3453 (build_ssa_operands): Do not clear the addresses_taken bitmap.
3454 (free_stmt_operands): Do not free it.
3455 * tree-ssa.c (delete_tree_ssa): Likewise.
3456 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
3458 2009-04-16 Richard Guenther <rguenther@suse.de>
3460 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
3461 (walk_stmt_load_store_ops): Likewise.
3462 * gimple.c (get_base_loadstore): New function.
3463 (walk_stmt_load_store_addr_ops): Likewise.
3464 (walk_stmt_load_store_ops): Likewise.
3465 * ipa-pure-const.c (check_op): Simplify.
3466 (check_load, check_store): New functions.
3467 (check_stmt): Use walk_stmt_load_store_ops.
3468 * ipa-reference.c (mark_load): Adjust signature.
3469 (mark_store): Likewise.
3470 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
3472 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3474 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
3476 * opts.c (common_handle_option): Don't call print_version.
3477 * plugin.c (plugin_name_args): Add version.
3478 (register_plugin_info): New.
3479 (register_callback): Handle PLUGIN_INFO.
3480 (try_init_one_plugin): New.
3481 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
3483 (finalize_one_plugin): New.
3484 (finalize_plugins): New.
3485 (print_one_plugin): New.
3486 (print_plugins_versions): New.
3487 * plugin.h (print_plugins_versions): New.
3488 (finalize_plugins): New.
3489 * toplev.c (compile_file): Don't call initialize_plugins.
3490 (print_version): Call print_plugins_versions.
3491 (toplev_main): Call initialize_plugins. Print version if needed.
3492 Call finalize_plugins.
3494 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3496 * common.opt (fversion): New.
3497 * gcc.c (print_version): New.
3498 (process_command): Don't print the version. Just set print_version.
3499 (main): Print version. Call subprocesses if print_version and
3500 verbose_flag are set.
3501 * opts.c (common_handle_option): Handle OPT_fversion.
3503 2009-04-16 Richard Guenther <rguenther@suse.de>
3504 Ira Rosen <irar@il.ibm.com>
3506 PR tree-optimization/39698
3507 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
3508 type of the reduction variable. Only generate the def if
3511 * omp-low.c (expand_omp_for_generic): When converting to a pointer
3512 make sure to first convert to an integer of the same precision.
3513 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
3514 the type of the evolution correctly in computing the new
3515 induction variable base.
3517 2009-04-16 Richard Guenther <rguenther@suse.de>
3520 * tree-cfg.c (make_blocks): Split statements with to-be
3521 abnormal SSA names on the lhs.
3523 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
3525 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
3526 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
3527 * c-typeck.c (really_start_incremental_init): Likewise.
3528 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
3529 (TARGET_INITIALIZER): Remove it.
3530 * target.h (struct target): Remove vector_opaque_p.
3531 * tree.c (build_opaque_vector_type): New.
3532 * tree.h (TYPE_VECTOR_OPAQUE): New.
3533 (build_opaque_vector_type): Declare.
3534 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
3535 * config/rs6000/rs6000.c (build_opaque_vector_type,
3536 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
3537 (rs6000_init_builtins): Use build_opaque_vector_type for
3538 opaque_V4SI_type_node.
3540 2009-04-15 Catherine Moore <clm@codesourcery.com>
3542 * debug.h (set_name): Declare.
3543 * dwarf2out.c (dwarf2out_set_name): Declare.
3544 (dwarf2_debug_hooks): Add set_name.
3545 (find_AT_string): New.
3546 (add_AT_string): Call find_AT_string.
3547 (dwarf2out_set_name): New.
3548 * cp/decl.c (grokdeclarator): Call set_name.
3549 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
3550 * debug.c (do_nothing_debug_hooks): Likewise.
3551 * dbxout.c (dbx_debug_hooks): Likewise.
3552 * sdbout.c (sdb_debug_hooks): Likewise.
3554 2009-04-15 Michael Eager <eager@eagercon.com>
3556 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
3557 reg for single-precision FPU.
3558 * config/rs6000/rs6000.md (movsi_internal1): Only for
3560 (movsi_internal1_single): New. Add pattern to move SI values to/from
3561 single-precision FP regs.
3563 2009-04-15 Richard Guenther <rguenther@suse.de>
3565 * omp-low.c (lower_rec_input_clauses): Build correct address
3567 (expand_omp_for_generic): Fix multiplication type.
3568 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
3569 (generate_memset_zero): Fix types.
3570 * tree-profile.c (prepare_instrumented_value): Correctly
3573 2009-04-15 Ian Lance Taylor <iant@google.com>
3575 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
3576 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
3577 for -Wall and for -Wc++-compat.
3578 (c_common_post_options): For C++, set warn_enum_compare if not
3580 * c-tree.h (struct c_expr): Add field original_type.
3581 (build_external_ref): Update declaration.
3582 * c-parser.c (c_parser_braced_init): Set original_type.
3583 (c_parser_initelt): Likewise.
3584 (c_parser_expr_no_commas): Likewise.
3585 (c_parser_conditional_expression): Likewise.
3586 (c_parser_cast_expression): Likewise.
3587 (c_parser_unary_expression): Likewise. Pull setting of
3588 original_code to top of function.
3589 (c_parser_sizeof_expression): Set original_type.
3590 (c_parser_alignof_expression): Likewise.
3591 (c_parser_postfix_expression): Likewise. Pull setting of
3592 original_code to top of function.
3593 (c_parser_postfix_expression_after_paren_type): Set original_type.
3594 (c_parser_postfix_expression_after_primary): Likewise.
3595 (c_parser_expression): Likewise.
3596 * c-typeck.c (build_external_ref): Add type parameter. Change all
3598 (c_expr_sizeof_expr): Set original_type field.
3599 (parser_build_unary_op): Likewise.
3600 (parser_build_binary_op): Likewise. Optionally warn about
3601 comparisons of enums of different types.
3602 (digest_init): Set original_type field.
3603 (really_start_incremental_init): Likewise.
3604 (push_init_level, pop_init_level): Likewise.
3605 * doc/invoke.texi (Warning Options): -Wenum-compare now
3608 2009-04-15 Richard Guenther <rguenther@suse.de>
3610 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
3611 out a necessary conversion.
3612 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
3613 names we didn't value number.
3614 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
3616 2009-04-15 Richard Guenther <rguenther@suse.de>
3618 PR tree-optimization/39764
3619 * tree-ssa-ccp.c (get_value): Canonicalize value with
3620 canonicalize_float_value.
3622 2009-04-15 Jan Hubicka <jh@suse.cz>
3624 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
3625 Wrong version of patch.
3627 2009-04-15 Jan Hubicka <jh@suse.cz>
3629 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
3631 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
3633 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
3634 our distinct integral and vector types.
3636 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
3638 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
3639 * init.c (build_vtbl_address): Remove call to assemble_external.
3641 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
3643 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
3644 output for other floating point modes.
3646 2009-04-14 Diego Novillo <dnovillo@google.com>
3648 * diagnostic.c (diagnostic_report_diagnostic): Do not
3649 warn about loaded plugins for DK_ERROR and DK_WARNING.
3650 * c-decl.c (declspecs_add_type): Move call to
3651 invoke_plugin_callbacks ...
3652 * c-parser.c (c_parser_declspecs): ... here.
3653 * plugin.c (dump_active_plugins): Tidy output.
3655 2009-04-14 Diego Novillo <dnovillo@google.com>
3656 Le-Chun Wu <lcwu@google.com>
3658 * configure.ac: Add --enable-plugin support.
3659 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
3660 * Makefile.in (PLUGIN_H): Define.
3661 Export ENABLE_PLUGIN and GMPINC to site.exp.
3662 Add PLUGINLIBS to link command.
3663 Add/modify dependencies for plugin.o and files including plugin.h.
3665 * config.in: Regenerate.
3667 * opts.c (common_handle_option): Handle OPT_fplugin_ and
3670 2009-04-14 Le-Chun Wu <lcwu@google.com>
3672 * tree-pass.h (register_one_dump_file): Add a prototype for
3673 register_one_dump_file.
3674 * toplev.c (compile_file): Call initialize_plugins.
3675 (do_compile): Call invoke_plugin_callbacks.
3676 (toplev_main): Call invoke_plugin_callbacks.
3677 * common.opt: Add -fplugin= and -fplugin-arg-.
3678 * gcc-plugin.h: New public header file for plugins to include.
3679 * plugin.c: New source file.
3680 * plugin.h: New internal header file.
3681 * passes.c (register_one_dump_file): Make it external.
3683 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
3685 2009-04-14 Diego Novillo <dnovillo@google.com>
3687 * doc/plugins.texi: New.
3688 * doc/gccint.texi: Add reference to Plugins chapter.
3689 * doc/invoke.texi: Document -fplugin and -fplugin-arg
3690 * diagnostic.c (diagnostic_report_diagnostic): Warn about
3691 loaded plugins, if any.
3692 * timevar.def (TV_PLUGIN_INIT): Define.
3693 (TV_PLUGIN_RUN): Define.
3694 * plugin.c: Include timevar.h
3695 (plugins_active_p): New.
3696 (dump_active_plugins): New.
3697 (debug_active_plugins): New.
3699 2009-04-14 Joseph Myers <joseph@codesourcery.com>
3701 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
3703 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
3705 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
3707 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
3708 the same as a minus without a shift.
3710 2009-04-14 Nick Clifton <nickc@redhat.com>
3712 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
3713 comparisons with small integers will always produce a short
3716 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
3719 2008-12-19 Diego Novillo <dnovillo@google.com>
3721 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
3723 2009-04-14 Richard Guenther <rguenther@suse.de>
3725 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
3727 (verify_gimple_assign_binary): Likewise. Handle shifts and
3729 (verify_gimple_phi): Print the mismatched argument position.
3730 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3732 (vect_update_init_of_dr): Likewise.
3733 * matrix-reorg.c (transform_access_sites): Do what the
3735 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
3737 2009-04-13 Michael Eager <eager@eagercon.com>
3739 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
3740 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
3741 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
3742 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
3743 remove duplicate config
3745 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3747 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
3748 file_name:line_number type locator of the call site.
3750 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
3752 * genautomata.c: Put blank after comma.
3753 (automaton_decls): New.
3754 (struct unit_usage): Add comments to member next.
3755 (store_alt_unit_usage): Keep the list ordered.
3756 (unit_present_on_list_p, equal_alternatives_p): New.
3757 (check_regexp_units_distribution): Check units distribution
3758 correctness correctly.
3759 (main): Don't write automata if error is found. Return correct
3762 * config/m68k/cf.md (cfv4_ds): Remove.
3763 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
3764 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
3766 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
3767 power4-load-ext, power4-store, power4-store-update,
3768 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
3769 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
3770 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
3771 power4-sqrt, power4-isync): Modify reservation to make correct
3772 unit distribution to automata.
3774 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
3775 power5-store-update, power5-two, power5-three, power5-lmul,
3776 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
3778 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
3780 * except.c (pass_set_nothrow_function_flags): Set name and add
3782 (set_nothrow_function_flags): Mention in the dump file when
3783 changing a function to nothrow.
3785 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
3788 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
3789 instead of unsigned long.
3791 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3793 * config/arm/arm.c (return_used_this_function): Remove.
3794 (arm_output_function_prologue): Remove use of
3795 return_used_this_function.
3796 (output_return_instruction): Replace use of
3797 return_used_this_function
3798 by cfun->machine->return_used_this_function.
3799 (arm_output_epilogue): Likewise.
3800 (arm_output_function_epilogue): Likewise.
3801 (thumb_unexpanded_epilogue): Likewise.
3802 * config/arm/arm.h (struct machine_function):
3803 New member return_used_this_function.
3805 2009-04-12 Mark Mitchell <mark@codesourcery.com>
3807 * doc/install.texi: Correct description of default directory for
3808 --with-gxx-include-dir.
3810 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
3812 * fold-const.c (build_range_check): Properly deal with enumeral and
3815 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
3817 * doc/invoke.texi (max_gcse_passes): Remove documentation.
3818 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
3819 * params.h (MAX_GCSE_PASSES): Remove.
3820 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
3821 in sequence. Remove ability to run multiple passes.
3822 (bypass_jumps): Report run as third CPROP pass.
3824 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
3827 * except.c (can_throw_external): Look at each insn in a SEQUENCE
3828 when deciding whether the whole SEQUENCE can throw.
3830 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
3833 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
3834 offseted label references.
3836 2009-04-11 Jan Hubicka <jh@suse.cz>
3838 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
3840 2009-04-11 Richard Guenther <rguenther@suse.de>
3843 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
3844 return variables as TREE_ADDRESSABLE.
3846 2009-04-11 Richard Guenther <rguenther@suse.de>
3848 PR tree-optimization/39713
3849 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
3850 reference trees have SSA_NAME operands.
3852 2009-04-11 Richard Guenther <rguenther@suse.de>
3855 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
3856 address expressions.
3858 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
3860 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
3861 match changes in Cygwin 1.7
3862 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
3863 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
3865 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3867 PR tree-optimization/39701
3868 * doc/invoke.texi (Optimization Options): Document change in
3869 meaning and initialization of -fdelete-null-pointer-checks.
3871 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3874 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
3876 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
3879 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
3881 2009-04-10 Chao-ying Fu <fu@mips.com>
3883 * doc/tm.texi (Instruction Output): Document
3884 TARGET_ASM_FINAL_POSTSCAN_INSN.
3885 * target.h (final_postscan_insn): New field in asm_out.
3886 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3887 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
3888 * final.c (final_scan_insn): Call
3889 targetm.asm_out.final_postscan_insn after outputting
3890 an asm macro and a normal instruction.
3892 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
3893 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
3894 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
3895 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
3896 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3898 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3901 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
3902 variables as non-NULL even with -fdelete-null-pointer-checks.
3904 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3906 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
3908 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
3911 * config/i386/i386.c (classify_argument): Handle SCmode with
3912 (bit_offset % 64) != 0.
3914 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
3916 * doc/invoke.texi (Optimize Options): Add cross-reference to
3917 -Q --help=optimizers examples.
3919 2009-04-10 Ben Elliston <bje@au.ibm.com>
3922 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
3923 regalign for the reg == fpr and TDmode case.
3925 2009-04-09 David Ayers <ayers@fsfe.org>
3928 * objc/objc-act.c (warn_with_method): Remove helper function.
3929 (check_duplicates): Call warning and inform directly.
3930 (really_start_method): Likewise.
3932 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3934 * expmed.c (expand_divmod): Always use a comparison for a division
3935 by a large unsigned integer.
3937 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
3938 for things others than variables or functions as nonzero.
3940 2009-04-09 Nick Clifton <nickc@redhat.com>
3942 * unwind-compat.c: Change copyright header to refer to version
3943 3 of the GNU General Public License with version 3.1 of the
3944 GCC Runtime Library Exception and to point readers at the
3945 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
3946 * config/alpha/crtfastmath.c: Likewise.
3947 * config/alpha/linux-unwind.h: Likewise.
3948 * config/alpha/qrnnd.asm: Likewise.
3949 * config/alpha/vms-crt0-64.c: Likewise.
3950 * config/alpha/vms-crt0.c: Likewise.
3951 * config/alpha/vms-dwarf2.asm: Likewise.
3952 * config/alpha/vms-dwarf2eh.asm: Likewise.
3953 * config/alpha/vms-psxcrt0-64.c: Likewise.
3954 * config/alpha/vms-psxcrt0.c: Likewise.
3955 * config/alpha/vms_tramp.asm: Likewise.
3956 * config/arc/initfini.c: Likewise.
3957 * config/arc/lib1funcs.asm: Likewise.
3958 * config/arm/bpabi-v6m.S: Likewise.
3959 * config/arm/bpabi.S: Likewise.
3960 * config/arm/bpabi.c: Likewise.
3961 * config/arm/crti.asm: Likewise.
3962 * config/arm/crtn.asm: Likewise.
3963 * config/arm/ieee754-df.S: Likewise.
3964 * config/arm/ieee754-sf.S: Likewise.
3965 * config/arm/lib1funcs.asm: Likewise.
3966 * config/arm/libunwind.S: Likewise.
3967 * config/arm/linux-atomic.c: Likewise.
3968 * config/arm/mmintrin.h: Likewise.
3969 * config/arm/pr-support.c: Likewise.
3970 * config/arm/unaligned-funcs.c: Likewise.
3971 * config/arm/unwind-arm.c: Likewise.
3972 * config/arm/unwind-arm.h: Likewise.
3973 * config/avr/libgcc.S: Likewise.
3974 * config/bfin/crti.s: Likewise.
3975 * config/bfin/crtlibid.s: Likewise.
3976 * config/bfin/crtn.s: Likewise.
3977 * config/bfin/lib1funcs.asm: Likewise.
3978 * config/bfin/linux-unwind.h: Likewise.
3979 * config/cris/arit.c: Likewise.
3980 * config/cris/cris_abi_symbol.c: Likewise.
3981 * config/darwin-64.c: Likewise.
3982 * config/darwin-crt2.c: Likewise.
3983 * config/darwin-crt3.c: Likewise.
3984 * config/darwin.h: Likewise.
3985 * config/dbxelf.h: Likewise.
3986 * config/dfp-bit.c: Likewise.
3987 * config/dfp-bit.h: Likewise.
3988 * config/elfos.h: Likewise.
3989 * config/fixed-bit.c: Likewise.
3990 * config/fixed-bit.h: Likewise.
3991 * config/fp-bit.c: Likewise.
3992 * config/fp-bit.h: Likewise.
3993 * config/fr30/crti.asm: Likewise.
3994 * config/fr30/crtn.asm: Likewise.
3995 * config/fr30/lib1funcs.asm: Likewise.
3996 * config/freebsd-spec.h: Likewise.
3997 * config/frv/cmovd.c: Likewise.
3998 * config/frv/cmovh.c: Likewise.
3999 * config/frv/cmovw.c: Likewise.
4000 * config/frv/frvbegin.c: Likewise.
4001 * config/frv/frvend.c: Likewise.
4002 * config/frv/lib1funcs.asm: Likewise.
4003 * config/glibc-stdint.h: Likewise.
4004 * config/h8300/clzhi2.c: Likewise.
4005 * config/h8300/crti.asm: Likewise.
4006 * config/h8300/crtn.asm: Likewise.
4007 * config/h8300/ctzhi2.c: Likewise.
4008 * config/h8300/fixunssfsi.c: Likewise.
4009 * config/h8300/lib1funcs.asm: Likewise.
4010 * config/h8300/parityhi2.c: Likewise.
4011 * config/h8300/popcounthi2.c: Likewise.
4012 * config/i386/ammintrin.h: Likewise.
4013 * config/i386/att.h: Likewise.
4014 * config/i386/avxintrin.h: Likewise.
4015 * config/i386/biarch64.h: Likewise.
4016 * config/i386/bmmintrin.h: Likewise.
4017 * config/i386/cpuid.h: Likewise.
4018 * config/i386/cross-stdarg.h: Likewise.
4019 * config/i386/crtfastmath.c: Likewise.
4020 * config/i386/crtprec.c: Likewise.
4021 * config/i386/cygming-crtbegin.c: Likewise.
4022 * config/i386/cygming-crtend.c: Likewise.
4023 * config/i386/cygwin.asm: Likewise.
4024 * config/i386/emmintrin.h: Likewise.
4025 * config/i386/gmm_malloc.h: Likewise.
4026 * config/i386/gthr-win32.c: Likewise.
4027 * config/i386/i386.h: Likewise.
4028 * config/i386/immintrin.h: Likewise.
4029 * config/i386/linux-unwind.h: Likewise.
4030 * config/i386/linux64.h: Likewise.
4031 * config/i386/mm3dnow.h: Likewise.
4032 * config/i386/mmintrin-common.h: Likewise.
4033 * config/i386/mmintrin.h: Likewise.
4034 * config/i386/nmmintrin.h: Likewise.
4035 * config/i386/pmm_malloc.h: Likewise.
4036 * config/i386/pmmintrin.h: Likewise.
4037 * config/i386/smmintrin.h: Likewise.
4038 * config/i386/sol2-c1.asm: Likewise.
4039 * config/i386/sol2-ci.asm: Likewise.
4040 * config/i386/sol2-cn.asm: Likewise.
4041 * config/i386/sol2-gc1.asm: Likewise.
4042 * config/i386/tmmintrin.h: Likewise.
4043 * config/i386/unix.h: Likewise.
4044 * config/i386/w32-unwind.h: Likewise.
4045 * config/i386/wmmintrin.h: Likewise.
4046 * config/i386/x86-64.h: Likewise.
4047 * config/i386/x86intrin.h: Likewise.
4048 * config/i386/xmmintrin.h: Likewise.
4049 * config/ia64/crtbegin.asm: Likewise.
4050 * config/ia64/crtend.asm: Likewise.
4051 * config/ia64/crtfastmath.c: Likewise.
4052 * config/ia64/crti.asm: Likewise.
4053 * config/ia64/crtn.asm: Likewise.
4054 * config/ia64/fde-glibc.c: Likewise.
4055 * config/ia64/lib1funcs.asm: Likewise.
4056 * config/ia64/linux-unwind.h: Likewise.
4057 * config/ia64/quadlib.c: Likewise.
4058 * config/ia64/unwind-ia64.c: Likewise.
4059 * config/linux.h: Likewise.
4060 * config/m32c/m32c-lib1.S: Likewise.
4061 * config/m32c/m32c-lib2-trapv.c: Likewise.
4062 * config/m32c/m32c-lib2.c: Likewise.
4063 * config/m32r/initfini.c: Likewise.
4064 * config/m68hc11/larith.asm: Likewise.
4065 * config/m68hc11/m68hc11-crt0.S: Likewise.
4066 * config/m68k/cf.md: Likewise.
4067 * config/m68k/crti.s: Likewise.
4068 * config/m68k/crtn.s: Likewise.
4069 * config/m68k/lb1sf68.asm: Likewise.
4070 * config/m68k/linux-unwind.h: Likewise.
4071 * config/mcore/crti.asm: Likewise.
4072 * config/mcore/crtn.asm: Likewise.
4073 * config/mcore/lib1.asm: Likewise.
4074 * config/mips/linux-unwind.h: Likewise.
4075 * config/mips/loongson.h: Likewise.
4076 * config/mips/mips16.S: Likewise.
4077 * config/mmix/crti.asm: Likewise.
4078 * config/mmix/crtn.asm: Likewise.
4079 * config/pa/fptr.c: Likewise.
4080 * config/pa/hpux-unwind.h: Likewise.
4081 * config/pa/lib2funcs.asm: Likewise.
4082 * config/pa/linux-atomic.c: Likewise.
4083 * config/pa/linux-unwind.h: Likewise.
4084 * config/pa/milli64.S: Likewise.
4085 * config/pa/quadlib.c: Likewise.
4086 * config/pa/stublib.c: Likewise.
4087 * config/picochip/libgccExtras/adddi3.asm: Likewise.
4088 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
4089 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
4090 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
4091 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
4092 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
4093 * config/picochip/libgccExtras/divmod15.asm: Likewise.
4094 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
4095 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
4096 * config/picochip/libgccExtras/longjmp.asm: Likewise.
4097 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
4098 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
4099 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
4100 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
4101 * config/picochip/libgccExtras/setjmp.asm: Likewise.
4102 * config/picochip/libgccExtras/subdi3.asm: Likewise.
4103 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
4104 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
4105 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
4106 * config/rs6000/750cl.h: Likewise.
4107 * config/rs6000/altivec.h: Likewise.
4108 * config/rs6000/biarch64.h: Likewise.
4109 * config/rs6000/crtresfpr.asm: Likewise.
4110 * config/rs6000/crtresgpr.asm: Likewise.
4111 * config/rs6000/crtresxfpr.asm: Likewise.
4112 * config/rs6000/crtresxgpr.asm: Likewise.
4113 * config/rs6000/crtsavfpr.asm: Likewise.
4114 * config/rs6000/crtsavgpr.asm: Likewise.
4115 * config/rs6000/darwin-asm.h: Likewise.
4116 * config/rs6000/darwin-fallback.c: Likewise.
4117 * config/rs6000/darwin-fpsave.asm: Likewise.
4118 * config/rs6000/darwin-ldouble.c: Likewise.
4119 * config/rs6000/darwin-tramp.asm: Likewise.
4120 * config/rs6000/darwin-unwind.h: Likewise.
4121 * config/rs6000/darwin-vecsave.asm: Likewise.
4122 * config/rs6000/darwin-world.asm: Likewise.
4123 * config/rs6000/e500crtres32gpr.asm: Likewise.
4124 * config/rs6000/e500crtres64gpr.asm: Likewise.
4125 * config/rs6000/e500crtres64gprctr.asm: Likewise.
4126 * config/rs6000/e500crtrest32gpr.asm: Likewise.
4127 * config/rs6000/e500crtrest64gpr.asm: Likewise.
4128 * config/rs6000/e500crtresx32gpr.asm: Likewise.
4129 * config/rs6000/e500crtresx64gpr.asm: Likewise.
4130 * config/rs6000/e500crtsav32gpr.asm: Likewise.
4131 * config/rs6000/e500crtsav64gpr.asm: Likewise.
4132 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
4133 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
4134 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
4135 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
4136 * config/rs6000/eabi-ci.asm: Likewise.
4137 * config/rs6000/eabi-cn.asm: Likewise.
4138 * config/rs6000/eabi.asm: Likewise.
4139 * config/rs6000/linux-unwind.h: Likewise.
4140 * config/rs6000/linux64.h: Likewise.
4141 * config/rs6000/paired.h: Likewise.
4142 * config/rs6000/paired.md: Likewise.
4143 * config/rs6000/ppc64-fp.c: Likewise.
4144 * config/rs6000/ppu_intrinsics.h: Likewise.
4145 * config/rs6000/rs6000.h: Likewise.
4146 * config/rs6000/si2vmx.h: Likewise.
4147 * config/rs6000/sol-ci.asm: Likewise.
4148 * config/rs6000/sol-cn.asm: Likewise.
4149 * config/rs6000/spe.h: Likewise.
4150 * config/rs6000/spu2vmx.h: Likewise.
4151 * config/rs6000/sysv4.h: Likewise.
4152 * config/rs6000/tramp.asm: Likewise.
4153 * config/rs6000/vec_types.h: Likewise.
4154 * config/s390/linux-unwind.h: Likewise.
4155 * config/s390/tpf-unwind.h: Likewise.
4156 * config/score/crti.asm: Likewise.
4157 * config/score/crtn.asm: Likewise.
4158 * config/sh/crt1.asm: Likewise.
4159 * config/sh/crti.asm: Likewise.
4160 * config/sh/crtn.asm: Likewise.
4161 * config/sh/divtab-sh4-300.c: Likewise.
4162 * config/sh/divtab-sh4.c: Likewise.
4163 * config/sh/divtab.c: Likewise.
4164 * config/sh/lib1funcs-4-300.asm: Likewise.
4165 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
4166 * config/sh/lib1funcs.asm: Likewise.
4167 * config/sh/lib1funcs.h: Likewise.
4168 * config/sh/linux-atomic.asm: Likewise.
4169 * config/sh/linux-unwind.h: Likewise.
4170 * config/sh/shmedia.h: Likewise.
4171 * config/sh/sshmedia.h: Likewise.
4172 * config/sh/ushmedia.h: Likewise.
4173 * config/sparc/crtfastmath.c: Likewise.
4174 * config/sparc/linux-unwind.h: Likewise.
4175 * config/sparc/sol2-c1.asm: Likewise.
4176 * config/sparc/sol2-ci.asm: Likewise.
4177 * config/sparc/sol2-cn.asm: Likewise.
4178 * config/spu/divmodti4.c: Likewise.
4179 * config/spu/divv2df3.c: Likewise.
4180 * config/spu/float_disf.c: Likewise.
4181 * config/spu/float_unsdidf.c: Likewise.
4182 * config/spu/float_unsdisf.c: Likewise.
4183 * config/spu/float_unssidf.c: Likewise.
4184 * config/spu/mfc_multi_tag_release.c: Likewise.
4185 * config/spu/mfc_multi_tag_reserve.c: Likewise.
4186 * config/spu/mfc_tag_release.c: Likewise.
4187 * config/spu/mfc_tag_reserve.c: Likewise.
4188 * config/spu/mfc_tag_table.c: Likewise.
4189 * config/spu/multi3.c: Likewise.
4190 * config/spu/spu_internals.h: Likewise.
4191 * config/spu/spu_intrinsics.h: Likewise.
4192 * config/spu/spu_mfcio.h: Likewise.
4193 * config/spu/vec_types.h: Likewise.
4194 * config/spu/vmx2spu.h: Likewise.
4195 * config/stormy16/stormy16-lib2.c: Likewise.
4196 * config/svr4.h: Likewise.
4197 * config/sync.c: Likewise.
4198 * config/v850/lib1funcs.asm: Likewise.
4199 * config/vxlib-tls.c: Likewise.
4200 * config/vxlib.c: Likewise.
4201 * config/vxworks-dummy.h: Likewise.
4202 * config/xtensa/crti.asm: Likewise.
4203 * config/xtensa/crtn.asm: Likewise.
4204 * config/xtensa/ieee754-df.S: Likewise.
4205 * config/xtensa/ieee754-sf.S: Likewise.
4206 * config/xtensa/lib1funcs.asm: Likewise.
4207 * config/xtensa/lib2funcs.S: Likewise.
4208 * config/xtensa/linux-unwind.h: Likewise.
4209 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
4210 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
4211 * coretypes.h: Likewise.
4212 * crtstuff.c: Likewise.
4213 * defaults.h: Likewise.
4214 * dwarf2.h: Likewise.
4215 * emutls.c: Likewise.
4216 * gbl-ctors.h: Likewise.
4217 * gcov-io.h: Likewise.
4218 * ginclude/float.h: Likewise.
4219 * ginclude/iso646.h: Likewise.
4220 * ginclude/stdarg.h: Likewise.
4221 * ginclude/stdbool.h: Likewise.
4222 * ginclude/stddef.h: Likewise.
4223 * ginclude/stdfix.h: Likewise.
4224 * ginclude/stdint-gcc.h: Likewise.
4225 * ginclude/tgmath.h: Likewise.
4226 * gthr-aix.h: Likewise.
4227 * gthr-dce.h: Likewise.
4228 * gthr-gnat.c: Likewise.
4229 * gthr-gnat.h: Likewise.
4230 * gthr-lynx.h: Likewise.
4231 * gthr-mipssde.h: Likewise.
4232 * gthr-nks.h: Likewise.
4233 * gthr-posix.c: Likewise.
4234 * gthr-posix.h: Likewise.
4235 * gthr-posix95.h: Likewise.
4236 * gthr-rtems.h: Likewise.
4237 * gthr-single.h: Likewise.
4238 * gthr-solaris.h: Likewise.
4239 * gthr-tpf.h: Likewise.
4240 * gthr-vxworks.h: Likewise.
4241 * gthr-win32.h: Likewise.
4243 * libgcc2.c: Likewise.
4244 * libgcc2.h: Likewise.
4245 * libgcov.c: Likewise.
4246 * tsystem.h: Likewise.
4247 * typeclass.h: Likewise.
4248 * unwind-c.c: Likewise.
4249 * unwind-compat.h: Likewise.
4250 * unwind-dw2-fde-compat.c: Likewise.
4251 * unwind-dw2-fde-darwin.c: Likewise.
4252 * unwind-dw2-fde-glibc.c: Likewise.
4253 * unwind-dw2-fde.c: Likewise.
4254 * unwind-dw2-fde.h: Likewise.
4255 * unwind-dw2.c: Likewise.
4256 * unwind-dw2.h: Likewise.
4257 * unwind-generic.h: Likewise.
4258 * unwind-pe.h: Likewise.
4259 * unwind-sjlj.c: Likewise.
4260 * unwind.inc: Likewise.
4261 * config/arm/neon-gen.ml: Change generated copyright header to
4262 refer to version 3 of the GNU General Public License with
4263 version 3.1 of the GCC Runtime Library Exception and to point
4264 readers at the COPYING3 and COPYING3.RUNTIME files and the
4265 FSF's license web page.
4266 * config/arm/arm_neon.h: Regenerate.
4268 2009-04-09 Jakub Jelinek <jakub@redhat.com>
4270 * config/cris/cris.md: Change copyright header to refer to version
4271 3 of the GNU General Public License.
4272 * doc/install.texi2html: Change copyright header to refer to version
4273 3 of the GNU General Public License and to point readers at the
4274 COPYING3 file and the FSF's license web page.
4275 * config/vax/linux.h: Likewise.
4277 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
4279 * config/i386/i386.md (cmpcc): New.
4280 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
4281 (sync_compare_and_swap_cc*): Delete.
4283 * config/s390/s390.c (s390_compare_emitted): Remove.
4284 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
4285 s390_compare_emitted used to be handled. Assert that modes match.
4286 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
4287 refer to sync_compare_and_swap_ccsi.
4288 * config/s390/s390.h (s390_compare_emitted): Remove.
4289 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
4290 instead of s390_compare_emitted.
4291 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
4292 instead of s390_compare_emitted.
4293 * config/s390/s390.md (cmpcc): New.
4294 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
4295 CC_REGNUM, do not pretend it's set.
4296 (sync_compare_and_swap_cc*): Delete.
4297 * config/s390/predicates.md (cc_reg_operand): New.
4299 * expr.c (sync_compare_and_swap_cc): Delete.
4300 * optabs.h (sync_compare_and_swap_cc): Delete.
4301 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
4302 is being used with can_compare_p.
4303 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
4305 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
4306 look for a MODE_CC set instead. Use emit_store_flag.
4307 (expand_compare_and_swap_loop): Likewise, with some additional
4308 complication to avoid a force_reg when useless. Use
4309 emit_cmp_and_jump_insns.
4310 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
4311 * doc/md.texi (sync_compare_and_swap_cc): Merge with
4312 sync_compare_and_swap documentation.
4314 2009-04-09 Jan Hubicka <jh@suse.cz>
4316 * except.c (find_prev_try): Break out from ....
4317 (duplicate_eh_regions): ... here; properly update prev_try pointers
4318 when duplication part of tree.
4319 (dump_eh_tree): Improve dumping.
4320 (verify_eh_region): New.
4321 (verify_eh_tree): Use it.
4323 2009-04-06 Richard Guenther <rguenther@suse.de>
4325 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
4326 &ARRAY addresses by adjusting their types and prepending
4328 * tree-cfg.c (verify_gimple_assign_single): Verify that
4329 addresses are correct.
4331 2009-04-09 Richard Guenther <rguenther@suse.de>
4333 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
4334 indices into an array reference if possible.
4335 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4336 Fold POINTER_PLUS_EXPR statements with invariant address.
4338 2009-04-09 Alan Modra <amodra@bigpond.net.au>
4341 * config.gcc (powerpc64-*-linux*): Always build biarch.
4343 2009-04-09 Joseph Myers <joseph@codesourcery.com>
4346 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
4347 it and pedwarn if this results in an INTEGER_CST.
4349 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4351 * doc/install.texi: Update minimum GMP version. Remove obsolete
4352 text in MPFR section.
4354 2009-04-08 Jakub Jelinek <jakub@redhat.com>
4356 * dwarf2out.c (class_scope_p): New static inline.
4357 (class_or_namespace_scope_p): Use it.
4358 (gen_variable_die): Use DW_TAG_member tag for static data member
4359 declarations instead of DW_TAG_variable.
4362 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
4365 2009-04-08 Richard Guenther <rguenther@suse.de>
4367 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
4368 valueize random data.
4370 2009-04-08 David Edelsohn <edelsohn@gnu.org>
4372 * config.gcc (aix tm_file): Add aix-stdint.h.
4373 (aix tm clause use_gcc_stdint): Set to wrap.
4374 * config/rs6000/aix-stdint.h: New file.
4376 2009-04-08 Richard Guenther <rguenther@suse.de>
4379 * tree-dfa.c (add_referenced_var): Do not recurse into
4380 global initializers.
4381 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
4383 (fold_const_aggregate_ref): Likewise.
4385 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
4387 * recog.c (ordered_comparison_operator): New.
4388 * gensupport.c (std_preds): Add it.
4389 * doc/md.texi (Machine-Independent Predicates): Document it.
4391 2009-04-08 Jan Hubicka <jh@suse.cz>
4393 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
4394 * function.h (rtl_eh): Remove exception_handler_label_map.
4395 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
4396 remove_exception_handler_label, for_each_eh_label_1): Remove.
4397 (rtl_remove_unreachable_regions): Remove.
4398 (convert_from_eh_region_ranges): Do not remove unreachable regions.
4399 (find_exception_handler_labels): Don't build the hashtable.
4400 (maybe_remove_eh_handler): Remove.
4401 (for_each_eh_label): Rewrite to walk the tree.
4402 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
4403 * except.h (maybe_remove_eh_handler): Remove.
4404 * passes.c (init_optimization_passes): Schedule second EH cleanup
4406 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
4407 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
4409 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
4411 * genoutput.c (validate_optab_operands): New.
4412 (gen_insn, gen_expand): Call it.
4414 * genflags.c (gen_insn): Detect misused iterators.
4415 (main): Pass line_no to gen_insn, exit with status 1 on error.
4417 * genextract.c (line_no): Make global.
4418 (VEC_safe_set_locstr): Change assertion to error message.
4419 (main): Exit with status 1 on error.
4421 2009-04-08 Joseph Myers <joseph@codesourcery.com>
4425 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
4426 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
4427 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
4428 * c-convert.c (convert): Do not call fold on results of conversion
4429 functions when the result is a C_MAYBE_CONST_EXPR.
4430 * c-parser.c (c_parser_postfix_expression): Do not fold condition
4431 of __builtin_choose_expr.
4432 * c-typeck.c (remove_c_maybe_const_expr): New.
4433 (build_unary_op, build_conditional_expr, build_compound_expr,
4434 build_binary_op, c_objc_common_truthvalue_conversion): Call
4435 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
4438 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
4440 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
4441 CODE to produce a new one. Add a prototype to use fold_convert_const
4443 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
4446 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
4447 mix declarations and code.
4449 2009-04-08 Ben Elliston <bje@au.ibm.com>
4451 * gcc.c: Replace `CC' with `GCC' throughout.
4453 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
4455 * doc/invoke.texi: Document Atom support.
4457 2009-04-07 Jason Merrill <jason@redhat.com>
4460 * c-common.h, c-common.c: Add flag_pretty_templates.
4461 * c-opts.c (c_common_handle_option): Set it.
4462 * c.opt: Add -fno-pretty-templates.
4463 * doc/invoke.texi (C++ Dialect Options): Likewise.
4465 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
4467 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
4468 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
4469 (ia64_expand_builtin): Likewise.
4471 2009-04-07 Martin Jambor <mjambor@suse.cz>
4473 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
4474 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
4475 ADDR_EXPRS are include too.
4477 2009-04-07 Richard Guenther <rguenther@suse.de>
4479 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
4480 decls are only used if passes as parameters or if they are
4481 local statics and the call is not to a builtin.
4482 (call_may_clobber_ref_p_1): Likewise.
4484 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4486 * expr.c (do_store_flag): Remove last argument. Simplify code
4487 to avoid duplication of tests already done by can_compare_p.
4488 (expand_expr_real_1): Adjust caller.
4490 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4492 * optabs.c (can_compare_p): Test the predicate of a
4493 cbranch and cstore pattern.
4495 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4497 * expr.c (convert_move): Use emit_store_flag instead of
4500 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4502 * config/i386/i386.c (ix86_compare_emitted): Remove.
4503 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
4504 ix86_compare_op0 like ix86_compare_emitted used to be handled.
4505 * config/i386/i386.h (ix86_compare_emitted): Remove.
4506 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
4507 instead of ix86_compare_emitted.
4508 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
4510 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
4512 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
4513 Add t-sysroot-suffix to tmake_file.
4514 * config/print-sysroot-suffix.sh: New file.
4515 * config/t-sysroot-suffix: New file.
4517 2009-04-07 Ben Elliston <bje@au.ibm.com>
4519 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
4520 as the latter produces a warning when the target does not support
4523 2009-04-07 Ben Elliston <bje@au.ibm.com>
4525 * dfp.c: Replace type punning assignments with memcpy throughout.
4526 * Makefile.in (dfp.o-warn): Remove.
4528 2009-04-07 Alan Modra <amodra@bigpond.net.au>
4531 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
4532 Include soft-fp/t-softfp after rs6000/t-linux64.
4534 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
4536 * stor-layout.c (set_sizetype): Use the full precision of their
4537 machine mode for bitsize types.
4539 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
4541 * config/i386/i386.md: Revert 2 accidental checkins.
4543 2009-04-06 Joey Ye <joey.ye@intel.com>
4544 Xuepeng Guo <xuepeng.guo@intel.com>
4545 H.J. Lu <hongjiu.lu@intel.com>
4547 Atom pipeline model, tuning and insn selection.
4548 * config.gcc (atom): Add atom config options and target.
4550 * config/i386/atom.md: New.
4552 * config/i386/i386.c (atom_cost): New cost.
4553 (m_ATOM): New macro flag.
4554 (initial_ix86_tune_features): Set m_ATOM.
4555 (x86_accumulate_outgoing_args): Likewise.
4556 (x86_arch_always_fancy_math_387): Likewise.
4557 (processor_target): Add Atom cost.
4558 (cpu_names): Add Atom cpu name.
4559 (override_options): Set Atom ISA.
4560 (ix86_issue_rate): New case PROCESSOR_ATOM.
4561 (ix86_adjust_cost): Likewise.
4563 * config/i386/i386.h (TARGET_ATOM): New target macro.
4564 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
4565 (TARGET_OPT_AGU): New target option.
4566 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
4567 (processor_type): Add PROCESSOR_ATOM.
4569 * config/i386/i386.md (cpu): Add new value "atom".
4570 (use_carry, movu): New attr.
4571 (atom.md): Include atom.md.
4572 (adddi3_carry_rex64): Set attr "use_carry".
4573 (addqi3_carry): Likewise.
4574 (addhi3_carry): Likewise.
4575 (addsi3_carry): Likewise.
4576 (*addsi3_carry_zext): Likewise.
4577 (subdi3_carry_rex64): Likewise.
4578 (subqi3_carry): Likewise.
4579 (subhi3_carry): Likewise.
4580 (subsi3_carry): Likewise.
4581 (x86_movdicc_0_m1_rex64): Likewise.
4582 (*x86_movdicc_0_m1_se): Likewise.
4583 (x86_movsicc_0_m1): Likewise.
4584 (*x86_movsicc_0_m1_se): Likewise.
4585 (*adddi_1_rex64): Emit add insn as much as possible.
4586 (*addsi_1): Likewise.
4587 (return_internal): Set atom_unit.
4588 (return_internal_long): Likewise.
4589 (return_pop_internal): Likewise.
4590 (*rcpsf2_sse): Set atom_sse_attr attr.
4591 (*qrt<mode>2_sse): Likewise.
4592 (*prefetch_sse): Likewise.
4594 * config/i386/i386-c.c (ix86_target_macros_internal): New case
4596 (ix86_target_macros_internal): Likewise.
4598 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
4599 (*prefetch_sse_rex): Likewise.
4600 (sse_rcpv4sf2): Likewise.
4601 (sse_vmrcpv4sf2): Likewise.
4602 (sse_sqrtv4sf2): Likewise.
4603 (<sse>_vmsqrt<mode>2): Likewise.
4604 (sse_ldmxcsr): Likewise.
4605 (sse_stmxcsr): Likewise.
4606 (*sse_sfence): Likewise.
4607 (sse2_clflush): Likewise.
4608 (*sse2_mfence): Likewise.
4609 (*sse2_lfence): Likewise.
4610 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
4611 (<sse>_movup<ssemodesuffixf2c>): Likewise.
4612 (avx_movdqu<avxmodesuffix>): Likewise.
4613 (avx_lddqu<avxmodesuffix>): Likewise.
4614 (sse2_movntv2di): Change attr "type" to "ssemov".
4615 (sse2_movntsi): Likewise.
4616 (rsqrtv8sf2): Change attr "type" to "sseadd".
4617 (sse3_addsubv2df3): Set attr "atom_unit".
4618 (sse3_h<plusminus_insn>v4sf3): Likewise.
4619 (*sse2_pmaddwd): Likewise.
4620 (*vec_extractv2di_1_rex64): Likewise.
4621 (*vec_extractv2di_1_avx): Likewise.
4622 (sse2_psadbw): Likewise.
4623 (ssse3_phaddwv8hi3): Likewise.
4624 (ssse3_phaddwv4hi3): Likewise.
4625 (ssse3_phadddv4si3): Likewise.
4626 (ssse3_phadddv2si3): Likewise.
4627 (ssse3_phaddswv8hi3): Likewise.
4628 (ssse3_phaddswv4hi3): Likewise.
4629 (ssse3_phsubwv8hi3): Likewise.
4630 (ssse3_phsubwv4hi3): Likewise.
4631 (ssse3_phsubdv4si3): Likewise.
4632 (ssse3_phsubdv2si3): Likewise.
4633 (ssse3_phsubswv8hi3): Likewise.
4634 (ssse3_phsubswv4hi3): Likewise.
4635 (ssse3_pmaddubsw128): Likewise.
4636 (sse3_pmaddubsw: Likewise.
4637 (ssse3_palignrti): Likewise.
4638 (ssse3_palignrdi): Likewise.
4640 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
4642 * doc/install.texi (Specific): Fix two cross-references to MinGW.
4644 2009-04-06 Richard Guenther <rguenther@suse.de>
4646 PR tree-optimization/28868
4647 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
4648 of which PHI results we inserted.
4649 (insert_into_preds_of_block): Record inserted PHIs.
4650 (eliminate): Eliminate redundant PHI nodes.
4651 (init_pre): Init inserted_phi_names.
4653 2009-04-06 Richard Guenther <rguenther@suse.de>
4655 PR tree-optimization/39643
4656 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
4657 IMAGPART_EXPRs of complex constants.
4658 (execute_fold_all_builtins): If we folded a call queue
4659 TODO_update_address_taken.
4661 2009-04-06 Jan Hubicka <jh@suse.cz>
4664 * except.c (remove_unreachable_regions): Propagate may_contain_throw
4667 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
4669 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
4671 (ic_invalidate_array): Likewise.
4673 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
4675 * calls.c (emit_library_call_value_1): Fix a problem with parameter
4676 alignment for library calls.
4678 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
4680 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
4681 (mingw32 tm clause use_gcc_stdint): Set to wrap.
4682 * config/i386/mingw-stdint.h: New file.
4684 2009-04-05 Richard Guenther <rguenther@suse.de>
4686 PR tree-optimization/39648
4687 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
4688 our &A vs. &A[0] IL deficiencies.
4690 2009-04-04 Jan Hubicka <jh@suse.cz>
4692 * except.c (sjlj_find_directly_reachable_regions): Be ready for
4693 removed toplevel regions.
4694 (sjlj_mark_call_sites): Likewise.
4696 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
4698 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
4699 (cygwin tm clause use_gcc_stdint): Set to wrap.
4700 * config/i386/cygwin-stdint.h: New file.
4702 2009-04-04 Richard Guenther <rguenther@suse.de>
4704 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
4705 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
4706 single-argument PHIs if we are in loop-closed SSA form.
4707 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
4708 for the pre-condition.
4709 (slpeel_tree_peel_loop_to_edge): Likewise.
4710 (vect_build_loop_niters): Take an optional sequence to append stmts.
4711 (vect_generate_tmps_on_preheader): Likewise.
4712 (vect_do_peeling_for_loop_bound): Take extra guards for the
4714 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
4715 the cost model check.
4716 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
4717 guards if we are going to peel. Do not apply versioning in that case.
4718 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
4719 (vect_do_peeling_for_loop_bound): Likewise.
4720 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
4721 loop bound only record extra pre-conditions, do not apply loop
4724 2009-04-04 Richard Guenther <rguenther@suse.de>
4726 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
4729 2009-04-04 Jan Hubicka <jh@suse.cz>
4731 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
4732 last_basic_block for size of bb->index indexed array.
4733 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
4734 compute_out, link_btr_uses, build_btr_def_use_webs,
4735 build_btr_def_use_webs, migrate_btr_defs): Likewise.
4737 2009-04-04 Jan Hubicka <jh@suse.cz>
4739 * except.c (remove_eh_handler_and_replace): Break out from ...
4740 (remove_eh_handler): ... here.
4741 (bring_to_root): New function.
4742 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
4743 handled ones, bring others to root of tree.
4745 2009-04-04 Jan Hubicka <jh@suse.cz>
4747 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
4748 (all_phis_safe_to_merge): New function.
4749 (update_info): New structure.
4750 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
4751 (cleanup_empty_eh): Update SSA if possible.
4753 2009-04-04 Richard Guenther <rguenther@suse.de>
4755 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
4756 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
4757 (append_vuse): Likewise.
4759 2009-04-04 Jakub Jelinek <jakub@redhat.com>
4761 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
4762 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
4763 instead of REG_UNSAVED for DW_CFA_undefined.
4764 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
4765 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
4768 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
4771 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
4772 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
4773 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
4775 2009-04-04 Richard Guenther <rguenther@suse.de>
4777 PR tree-optimization/8781
4778 PR tree-optimization/37892
4779 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
4780 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
4781 (valueize_refs): Call it for *& valueizations.
4782 (shared_reference_ops_from_ref): Rename to ...
4783 (valueize_shared_reference_ops_from_ref): ... this and valueize.
4784 (shared_reference_ops_from_call): Rename to ...
4785 (valueize_shared_reference_ops_from_call): ... this and valueize.
4786 (vn_reference_lookup): Update.
4787 (visit_reference_op_call): Likewise.
4788 * tree-ssa-pre.c (phi_translate_1): Fold *&.
4789 (eliminate): Value-replace the call address in call statements.
4791 2009-04-04 Richard Guenther <rguenther@suse.de>
4793 PR tree-optimization/39636
4794 * tree-ssa-forwprop.c
4795 (forward_propagate_addr_into_variable_array_index): Check for
4796 GIMPLE_ASSIGN before accessing the rhs code.
4798 2009-04-03 Jason Merrill <jason@redhat.com>
4800 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
4802 2009-04-03 Steve Ellcey <sje@cup.hp.com>
4804 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
4805 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
4806 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
4807 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
4808 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
4809 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
4810 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
4811 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
4812 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
4813 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
4814 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
4815 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
4816 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
4817 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
4818 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
4819 Use fr_reg_or_fp01_operand instead of fr_register_operand
4821 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
4822 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
4823 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
4825 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
4827 PR rtl-optimization/39607
4828 PR rtl-optimization/39631
4832 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4833 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4834 instead of DF_LR_OUT.
4835 * ira-lives.c (process_bb_node_lives): Ditto.
4836 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4837 instead of DF_LR_{OUT,IN}.
4838 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4839 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4841 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
4843 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
4844 (execute_lower_omp): Always run but take the short way out if -fopenmp
4846 (gate_lower_omp): Remove, forcing the pass manager to always run the
4847 pass and always set PROP_gimple_lomp.
4848 (pass_lower_omp): Remove gate function.
4849 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
4850 PROP_trees. Instead, require it.
4851 * ipa-cp.c (pass_ipa_cp): Likewise.
4852 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
4853 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
4854 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
4855 and PROP_gimple_leh.
4857 2009-04-03 Richard Guenther <rguenther@suse.de>
4860 PR tree-optimization/23940
4861 PR tree-optimization/33237
4864 PR tree-optimization/36201
4865 PR tree-optimization/36230
4866 PR tree-optimization/38049
4867 PR tree-optimization/38207
4868 PR tree-optimization/38230
4869 PR tree-optimization/38301
4870 PR tree-optimization/38585
4872 PR tree-optimization/38985
4873 PR tree-optimization/39299
4874 * tree-ssa-structalias.h: Remove.
4875 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
4876 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
4877 (struct vuse_element_d): Remove.
4878 (struct vuse_vec_d): Likewise.
4879 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
4880 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
4881 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
4882 VUSE_ELEMENT_VAR): Likewise.
4883 (struct voptype_d): Likewise.
4884 (NUM_VOP_FREE_BUCKETS): Likewise.
4885 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
4886 (struct stmt_operands_d): Remove.
4887 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
4888 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
4889 VDEF_NUM, VDEF_VECT): Likewise.
4890 (copy_virtual_operands): Remove.
4891 (operand_build_cmp): Likewise.
4892 (create_ssa_artificial_load_stmt): Likewise.
4893 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
4894 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
4895 vuse_index and mayuse_index members. Pack and move done and iter_type
4896 members to the front.
4897 (SSA_OP_VMAYUSE): Remove.
4898 (SSA_OP_VIRTUAL_USES): Adjust.
4899 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
4900 (unlink_stmt_vdef): Declare.
4901 (add_to_addressable_set): Remove.
4902 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
4903 (vrp_visit_stmt): Likewise.
4904 * doc/tree-ssa.texi (Alias analysis): Update.
4905 * doc/invoke.texi (max-aliased-vops): Remove docs.
4906 (avg-aliased-vops): Likewise.
4907 * tree-into-ssa.c (syms_to_rename): Remove.
4908 (need_to_update_vops_p): Likewise.
4909 (need_to_initialize_update_ssa_p): Rename to ...
4910 (update_ssa_initialized_fn): ... this. Track function we are
4912 (symbol_marked_for_renaming): Simplify.
4913 (add_new_name_mapping): Do not set need_to_update_vops_p.
4914 (dump_currdefs): Use SYMS_TO_RENAME.
4915 (rewrite_update_stmt): Always walk all uses/defs.
4916 (dump_update_ssa): Adjust.
4917 (init_update_ssa): Take function argument. Track what we are
4919 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
4920 (create_new_def_for): Initialize for cfun, assert we are initialized
4922 (mark_sym_for_renaming): Simplify.
4923 (mark_set_for_renaming): Do not initialize update-ssa.
4924 (need_ssa_update_p): Simplify. Take function argument.
4925 (name_mappings_registered_p): Assert we ask for the correct function.
4926 (name_registered_for_update_p): Likewise.
4927 (ssa_names_to_replace): Likewise.
4928 (release_ssa_name_after_update_ssa): Likewise.
4929 (update_ssa): Likewise. Use SYMS_TO_RENAME.
4930 (dump_decl_set): Do not print a newline.
4931 (debug_decl_set): Do it here.
4932 (dump_update_ssa): And here.
4933 * tree-ssa-loop-im.c (move_computations): Adjust.
4934 (movement_possibility): Likewise.
4935 (determine_max_movement): Likewise.
4936 (gather_mem_refs_stmt): Likewise.
4937 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
4939 * tree-complex.c (update_all_vops): Remove.
4940 (expand_complex_move): Adjust.
4941 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
4942 Simplify test for memory referencing statement. Exclude
4943 non-invariant ADDR_EXPRs.
4944 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
4945 * tree-loop-distribution.c (generate_memset_zero): Adjust.
4946 (rdg_flag_uses): Likewise.
4947 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
4949 (tree_optimize_tail_calls_1): Also split the
4950 edge from the entry block if we have degenerate PHI nodes in
4951 the first basic block.
4952 * tree.c (init_ttree): Remove memory-tag related code.
4953 (tree_code_size): Likewise.
4954 (tree_node_structure): Likewise.
4955 (build7_stat): Re-write to be build6_stat.
4956 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
4957 (SSA_VAR_P): Adjust.
4958 (struct tree_memory_tag): Remove.
4959 (struct tree_memory_partition_tag): Likewise.
4960 (union tree_node): Adjust.
4961 (build7): Re-write to be build6.
4962 * tree-pass.h (pass_reset_cc_flags): Remove.
4963 (TODO_update_address_taken): New flag.
4964 (pass_simple_dse): Remove.
4965 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4966 * params.h (MAX_ALIASED_VOPS): Remove.
4967 (AVG_ALIASED_VOPS): Likewise.
4968 * omp-low.c (expand_omp_taskreg): Update SSA form.
4969 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4970 aliases the lhs in a copy stmt.
4971 * tree-ssa-dse.c (struct address_walk_data): Remove.
4972 (memory_ssa_name_same): Likewise.
4973 (memory_address_same): Likewise.
4974 (get_kill_of_stmt_lhs): Likewise.
4975 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4976 unused stores. Look through PHI nodes into post-dominated regions.
4977 (dse_optimize_stmt): Simplify. Properly remove stores.
4978 (tree_ssa_dse): Compute dominators.
4979 (execute_simple_dse): Remove.
4980 (pass_simple_dse): Likewise.
4981 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4982 gimple_loaded_syms and gimple_stored_syms computation.
4983 * toplev.c (dump_memory_report): Dump alias and pta stats.
4984 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4985 (vn_reference_eq): Likewise.
4986 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4987 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4988 valueize_vuses): Remove.
4989 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4990 (get_def_ref_stmt_vuse): ... this.
4991 (vn_reference_lookup_2): New function.
4992 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4993 walking equivalent vuses. Simplify.
4994 (vn_reference_lookup): Likewise.
4995 (vn_reference_insert): Likewise.
4996 (vn_reference_insert_pieces): Likewise.
4997 (visit_reference_op_call): Simplify.
4998 (visit_reference_op_load): Likewise.
4999 (visit_reference_op_store): Likewise.
5000 (init_scc_vn): Remove shared_lookup_vuses initialization.
5001 (free_scc_vn): Remove shared_lookup_vuses freeing.
5002 (sort_vuses, sort_vuses_heap): Remove.
5003 (get_ref_from_reference_ops): Export.
5004 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
5005 vector with single vuse pointer.
5006 (vn_reference_lookup_pieces, vn_reference_lookup,
5007 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
5008 (shared_vuses_from_stmt): Remove.
5009 (get_ref_from_reference_ops): Declare.
5010 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
5011 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
5012 memory-tag related code.
5013 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
5014 (likely_value): Add comment, skip static-chain of call statements.
5015 (surely_varying_stmt_p): Adjust.
5016 (gimplify_and_update_call_from_tree): Likewise.
5017 (execute_fold_all_builtins): Do not rebuild alias info.
5018 (gimplify_and_update_call_from_tree): Properly update VOPs.
5019 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
5020 (copy_ref_info): Remove memory-tag related code.
5021 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
5022 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
5023 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
5025 * tree-ssa-dom.c (gimple_p): Remove typedef.
5026 (eliminate_redundant_computations): Adjust.
5027 (record_equivalences_from_stmt): Likewise.
5028 (avail_expr_hash): Likewise.
5029 (avail_expr_eq): Likewise.
5030 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
5031 (stmt_makes_single_load): Likewise.
5032 (stmt_makes_single_store): Likewise.
5033 * tree-ssa-alias.c: Rewrite completely.
5034 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
5035 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
5036 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
5037 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
5038 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
5039 Remove public functions.
5040 (pass_reset_cc_flags): Remove.
5041 (pass_build_alias): Move ...
5042 * tree-ssa-structalias.c (pass_build_alias): ... here.
5043 * tree-ssa-alias.c (may_be_aliased): Move ...
5044 * tree-flow-inline.h (may_be_aliased): ... here.
5045 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
5046 count_uses_and_derefs): Move ...
5047 * gimple.c: ... here.
5048 * gimple.h (count_uses_and_derefs): Declare.
5049 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
5050 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
5051 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
5052 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
5053 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
5054 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
5055 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
5057 * tree-dfa.c (refs_may_alias_p): Move ...
5058 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
5059 * tree-ssa-alias.h: New file.
5060 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
5061 (statement_sink_location): Likewise.
5062 * opts.c (decode_options): Do not adjust max-aliased-vops or
5063 avg-aliased-vops values.
5064 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
5065 (TV_CALL_CLOBBER): Likewise.
5066 (TV_FLOW_SENSITIVE): Likewise.
5067 (TV_FLOW_INSENSITIVE): Likewise.
5068 (TV_MEMORY_PARTITIONING): Likewise.
5069 (TV_ALIAS_STMT_WALK): New timevar.
5070 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
5071 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
5072 (get_address_description): Remove memory-tag related code.
5073 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
5074 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
5075 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
5076 and immediate uses in statements. Document.
5077 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
5078 (dump_symbols): Remove.
5079 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
5080 * alias.c (get_deref_alias_set): New function split out from ...
5081 (get_alias_set): ... here.
5082 * alias.h (get_deref_alias_set): Declare.
5083 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
5084 type parameter. Remove restrict pointer handling. Create a
5085 ref-all pointer in case type-based alias sets do not conflict.
5086 (vect_analyze_data_refs): Remove SMT related code.
5087 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
5088 (vectorizable_load): Likewise.
5089 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
5090 (DR_SYMBOL_TAG, DR_VOPS): Remove.
5091 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
5092 Ignore vops and SMTs.
5093 (dr_analyze_alias): Likewise..
5094 (free_data_ref): Likewise.
5095 (create_data_ref): Likewise.
5096 (analyze_all_data_dependences): Likewise.
5097 (get_references_in_stmt): Adjust.
5098 * tree-flow-inline.h (gimple_aliases_computed_p,
5099 gimple_addressable_vars, gimple_call_clobbered_vars,
5100 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
5101 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
5102 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
5103 gimple_mem_ref_stats): Remove.
5104 (gimple_vop): New function.
5105 (op_iter_next_use): Remove vuses and mayuses cases.
5106 (op_iter_next_def): Remove vdefs case.
5107 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
5108 (clear_and_done_ssa_iter): Do not set removed fields.
5109 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
5110 Assert we are not iterating over vuses or vdefs if not also
5111 iterating over uses or defs.
5112 (op_iter_init_use): Likewise.
5113 (op_iter_init_def): Likewise.
5114 (op_iter_next_vdef): Remove.
5115 (op_iter_next_mustdef): Likewise.
5116 (op_iter_init_vdef): Likewise.
5117 (compare_ssa_operands_equal): Likewise.
5118 (link_use_stmts_after): Handle vuse operand.
5119 (is_call_used): Use is_call_clobbered.
5120 (is_call_clobbered): Global variables are always call clobbered,
5121 query the call-clobbers bitmap.
5122 (mark_call_clobbered): Ignore global variables.
5123 (clear_call_clobbered): Likewise.
5124 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
5125 virtual operands sanity check.
5126 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
5128 (TARGET_MEM_REF): Remove TMR_TAG operand.
5129 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
5130 Remove call-clobber related code.
5131 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
5132 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
5133 partitions or escape reason.
5134 (get_single_def_stmt, get_single_def_stmt_from_phi,
5135 get_single_def_stmt_with_phi): Remove.
5136 (dump_referenced_vars): Tidy.
5137 (get_ref_base_and_extent): Allow bare decls.
5138 (collect_dfa_stats): Adjust.
5139 * graphite.c (rename_variables_in_stmt): Adjust.
5140 (graphite_copy_stmts_from_block): Likewise.
5141 (translate_clast): Likewise.
5142 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
5144 (translate_vuse_through_block): Use the oracle.
5145 (phi_translate_1): Adjust.
5146 (value_dies_in_block_x): Use the oracle. Cache the outcome
5148 (valid_in_sets): Check if the VUSE for
5149 a REFERENCE is available.
5150 (eliminate): Do not remove stmts during elimination,
5151 instead queue and remove them afterwards.
5152 (do_pre): Do not rebuild alias info.
5153 (pass_pre): Run TODO_rebuild_alias before PRE.
5154 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
5155 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
5156 (mark_all_v_defs_stmt): Remove.
5157 (mark_all_v_defs_seq): Adjust.
5158 (sra_replace): Likewise.
5159 (scalarize_use): Likewise.
5160 (scalarize_copy): Likewise.
5161 (scalarize_init): Likewise.
5162 (scalarize_ldst): Likewise.
5163 (todoflags): Remove.
5164 (tree_sra): Do not rebuild alias info.
5165 (tree_sra_early): Adjust.
5166 (pass_sra): Run TODO_update_address_taken before SRA.
5167 * tree-predcom.c (set_alias_info): Remove.
5168 (prepare_initializers_chain): Do not call it.
5169 (mark_virtual_ops_for_renaming): Adjust.
5170 (mark_virtual_ops_for_renaming_list): Remove.
5171 (initialize_root_vars): Adjust.
5172 (initialize_root_vars_lm): Likewise.
5173 (prepare_initializers_chain): Likewise.
5174 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
5175 (may_propagate_copy_into_stmt): Likewise.
5176 (merge_alias_info): Do nothing for now.
5177 (propagate_tree_value_into_stmt): Adjust.
5178 (stmt_may_generate_copy): Likewise.
5179 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
5180 not mark symbols for renaming.
5181 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
5182 with the same statement, make sure to update the new pointed-to one.
5183 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
5184 call statements, do not mark symbols for renaming.
5185 (mark_operand_necessary): Dump something.
5186 (ref_may_be_aliased): New function.
5187 (mark_aliased_reaching_defs_necessary_1): New helper function.
5188 (mark_aliased_reaching_defs_necessary): Likewise.
5189 (mark_all_reaching_defs_necessary_1): Likewise.
5190 (mark_all_reaching_defs_necessary): Likewise.
5191 (propagate_necessity): Do not process virtual PHIs. For
5192 non-aliased loads mark all reaching definitions as necessary.
5193 For aliased loads and stores mark the immediate dominating
5194 aliased clobbers as necessary.
5195 (visited): New global static.
5196 (perform_tree_ssa_dce): Free visited bitmap after propagating
5198 (remove_dead_phis): Perform simple dead virtual PHI removal.
5199 (remove_dead_stmt): Properly unlink virtual operands when
5201 (eliminate_unnecessary_stmts): Schedule PHI removal after
5203 * tree-ssa-ter.c (is_replaceable_p): Adjust.
5204 (process_replaceable): Likewise.
5205 (find_replaceable_in_bb): Likewise.
5206 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
5207 based on the single gimple vop.
5208 (verify_flow_insensitive_alias_info): Remove.
5209 (verify_flow_sensitive_alias_info): Likewise.
5210 (verify_call_clobbering): Likewise.
5211 (verify_memory_partitions): Likewise.
5212 (verify_alias_info): Likewise.
5213 (verify_ssa): Adjust..
5214 (execute_update_addresses_taken): Export. Update SSA
5215 manually. Optimize only when optimizing. Use a local bitmap.
5216 (pass_update_address_taken): Remove TODO_update_ssa, add
5218 (pass_update_address_taken): Just use TODO_update_address_taken.
5219 (init_tree_ssa): Do not initialize addressable_vars.
5220 (verify_ssa): Verify new VUSE / VDEF properties.
5221 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
5222 Do not call verify_alias_info.
5223 (delete_tree_ssa): Clear the VUSE, VDEF operands.
5224 Do not free the loaded and stored syms bitmaps. Reset the escaped
5225 and callused solutions. Do not free addressable_vars.
5226 Remove memory-tag related code.
5227 (warn_uninitialized_var): Aliases are always available.
5228 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
5229 * lambda-code.c (can_put_in_inner_loop): Adjust.
5230 (can_put_after_inner_loop): Likewise.
5231 (perfect_nestify): Likewise.
5232 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
5233 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
5234 (vectorizable_conversion): Do not mark symbols for renaming.
5235 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
5236 (expand_call_inline): Unlink the calls virtual operands before
5238 (tree_function_versioning): Do not call update_ssa if we are not
5239 updating clones. Simplify.
5240 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
5241 (propagate_with_phi): Likewise..
5242 * tree-outof-ssa.c (create_temp): Remove memory tag and call
5243 clobber code. Assert we are not aliased or global.
5244 * tree-flow.h: Include tree-ssa-alias.h
5245 (enum escape_type): Remove.
5246 (struct mem_sym_stats_d): Likewise.
5247 (struct mem_ref_stats_d): Likewise.
5248 (struct gimple_df): Add vop member. Remove global_var,
5249 call_clobbered_vars, call_used_vars, addressable_vars,
5250 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
5251 escaped and callused members.
5252 (struct ptr_info_def): Remove all members, add points-to solution
5254 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
5255 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
5256 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
5257 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
5258 (tree-ssa-alias.o): Likewise.
5259 (toplev.o): Add tree-ssa-alias.h
5260 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
5261 * gimple.c (gimple_set_bb): Fix off-by-one error.
5262 (is_gimple_reg): Do not handle memory tags.
5263 (gimple_copy): Also copy virtual operands.
5264 Delay updating the statement. Do not reset loaded and stored syms.
5265 (gimple_set_stored_syms): Remove.
5266 (gimple_set_loaded_syms): Likewise.
5267 (gimple_call_copy_skip_args): Copy the virtual operands
5268 and mark the new statement modified.
5269 * tree-ssa-structalias.c (may_alias_p): Remove.
5270 (set_uids_in_ptset): Take the alias set to prune with as
5271 parameter. Fold in the alias test of may_alias_p.
5272 (compute_points_to_sets): Compute whether a ptr is dereferenced
5274 (process_constraint): Deal with &ANYTHING on the lhs, reject all
5275 other ADDRESSOF constraints on the lhs.
5276 (get_constraint_for_component_ref): Assert that we don't get
5277 ADDRESSOF constraints from the base of the reference.
5278 Properly generate UNKNOWN_OFFSET for DEREF if needed.
5279 (struct variable_info): Remove collapsed_to member.
5280 (get_varinfo_fc): Remove.
5281 (new_var_info): Do not set collapsed_to.
5282 (dump_constraint): Do not follow cycles.
5283 (dump_constraint_graph): Likewise.
5284 (build_pred_graph): Likewise.
5285 (build_succ_graph): Likewise.
5286 (rewrite_constraints): Likewise.
5287 (do_simple_structure_copy): Remove.
5288 (do_rhs_deref_structure_copy): Remove.
5289 (do_lhs_deref_structure_copy): Remove.
5290 (collapse_rest_of_var): Remove.
5291 (do_structure_copy): Re-implement.
5292 (pta_stats): New global variable.
5293 (dump_pta_stats): New function.
5294 (struct constraint_expr): Make offset signed.
5295 (UNKNOWN_OFFSET): Define special value.
5296 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
5297 (solution_set_expand): New helper function split out from ...
5298 (do_sd_constraint): ... here.
5299 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
5300 (do_ds_constraint): Likewise.
5301 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
5302 and CALLUSED = *CALLUSED.
5303 (set_union_with_increment): Make inc argument signed.
5304 (type_safe): Remove.
5305 (get_constraint_for_ptr_offset): Handle unknown and negative
5307 (first_vi_for_offset): Handle offsets before start. Bail
5308 out early for offsets beyond the variable extent.
5309 (first_or_preceding_vi_for_offset): New function.
5310 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
5311 Together with ESCAPED = *ESCAPED this properly computes reachability.
5312 (find_what_var_points_to): New function.
5313 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
5314 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
5315 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
5316 pt_solutions_intersect): New functions.
5317 (compute_call_used_vars): Remove.
5318 (compute_may_aliases): New main entry into PTA computation.
5319 * gimple.h (gimple_p): New typedef.
5320 (struct gimple_statement_base): Remove references_memory_p.
5321 (struct gimple_statement_with_memory_ops_base): Remove
5322 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
5324 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
5325 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
5326 gimple_set_references_memory): Remove.
5327 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
5328 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
5330 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
5331 (verify_expr): Allow RESULT_DECL.
5332 (gimple_duplicate_bb): Do not copy virtual operands.
5333 (gimple_duplicate_sese_region): Adjust.
5334 (gimple_duplicate_sese_tail): Likewise.
5335 (mark_virtual_ops_in_region): Remove.
5336 (move_sese_region_to_fn): Do not call it.
5337 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
5338 and pass_simple_dse.
5339 (execute_function_todo): Handle TODO_update_address_taken,
5340 call execute_update_addresses_taken for TODO_rebuild_alias.
5341 (execute_todo): Adjust.
5342 (execute_one_pass): Init dump files early.
5343 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
5345 (create_general_new_stmt): Clear vops.
5346 * tree-ssa-reassoc.c (get_rank): Adjust.
5347 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
5348 symbols for renaming.
5349 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
5350 (PARAM_AVG_ALIASED_VOPS): Likewise.
5351 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
5352 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
5353 * tree-ssa-operands.c: Simplify for new virtual operand representation.
5354 (operand_build_cmp, copy_virtual_operands,
5355 create_ssa_artificial_load_stmt, add_to_addressable_set,
5356 gimple_add_to_addresses_taken): Remove public functions.
5357 (unlink_stmt_vdef): New function.
5359 2009-04-03 Alan Modra <amodra@bigpond.net.au>
5361 * config.gcc (powerpc-*-linux*): Merge variants.
5363 2009-04-02 Chao-ying Fu <fu@mips.com>
5364 James Grosbach <james.grosbach@microchip.com>
5366 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
5367 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
5369 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
5370 keep_interrupts_masked_p, use_debug_exception_return_p.
5371 (mips_attribute_table): Add interrupt, use_shadow_register_set,
5372 keep_interrupts_masked, use_debug_exception_return.
5373 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
5374 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
5376 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
5377 (mips_print_operand): Process COP0 registers to print $0 .. $31
5378 correctly for GAS to process.
5379 (mips_interrupt_extra_call_saved_reg_p): New function.
5380 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
5382 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
5383 (mips_compute_frame_info): Add supports for interrupt context that
5384 includes doubleword accumulators and COP0 registers.
5385 (mips_for_each_saved_acc): New function.
5386 (mips_for_each_saved_gpr_and_fpr): Change the function name from
5387 mips_for_each_saved_reg.
5388 (mips_save_reg): Save accumulators.
5389 (mips_kernel_reg_p): A new for_each_rtx callback.
5390 (mips_expand_prologue): Support interrupt handlers.
5391 (mips_restore_reg): Restore accumulators.
5392 (mips_expand_epilogue): Support interrupt handlers.
5393 (mips_can_use_return_insn): Return false for interrupt handlers.
5394 (mips_epilogue_uses): New function.
5395 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
5396 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
5397 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
5398 cop0_move): New instructions.
5399 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
5400 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
5402 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
5404 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
5405 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
5406 interrupt handlers, we use K0 as the temporary register.
5407 (EPILOGUE_USES): Change to a function call.
5408 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
5409 handlers, we use K0 as the temporary register.
5411 * doc/extend.texi (Function Attributes): Document interrupt,
5412 use_shadow_register_set, keep_interrupts_masked,
5413 use_debug_exception_return for MIPS attributes.
5415 2009-04-03 Alan Modra <amodra@bigpond.net.au>
5417 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
5418 Remove a number of t-files from tmake_file.
5419 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
5420 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
5421 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
5422 target_prototype, not TARGET_PROTOTYPE.
5423 (LINK_OS_GNU_SPEC): Define.
5424 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
5425 and darwin-ldoubdle.c.
5427 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
5430 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
5431 (cpp_options): Ditto.
5432 (default_compilers): Ditto.
5433 (display_help): Ditto.
5434 (process_command): Ditto.
5436 (set_input): Use lbasename instead of duplicate code.
5437 (save_temps_prefix): New static for -save-temps=obj.
5438 (save_temps_length): Ditto.
5440 * doc/invoke.texi (-save-temps=obj): Document new variant to
5443 2009-04-02 Jeff Law <law@redhat.com>
5445 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
5448 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
5450 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
5451 * configure: Regenerated.
5453 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5455 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
5456 share the argument list.
5458 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5462 2009-02-12 Diego Novillo <dnovillo@google.com>
5464 * varpool.c (debug_varpool): New.
5465 * cgraph.h (debug_varpool): Declare.
5467 2009-04-02 Jan Hubicka <jh@suse.cz>
5469 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
5472 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
5474 * config/i386/i386.c (ix86_abi): Move initialization to ...
5475 (override_options): Here.
5477 2009-04-02 Christian Bruel <christian.bruel@st.com>
5479 * config/sh/sh.c (sh_dwarf_register_span): New function.
5480 (TARGET_DWARF_REGISTER_SPAN): Define.
5481 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
5483 2009-04-02 Ira Rosen <irar@il.ibm.com>
5485 PR tree-optimization/39595
5486 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
5487 interleaved loads group is not greater than the SLP group size.
5489 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5491 * builtins.c (is_builtin_name): New.
5492 (called_as_built_in): Use is_builtin_name.
5493 * tree.h (is_builtin_name): New.
5494 * varasm.c (incorporeal_function_p): Use is_builtin_name
5496 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
5498 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
5500 2009-04-02 Dodji Seketeli <dodji@redhat.com>
5503 * c-decl.c (clone_underlying_type): Move this ...
5504 * c-common.c (set_underlying_type): ... here.
5505 Also, make sure the function properly sets TYPE_STUB_DECL() on
5506 the newly created typedef variant type.
5507 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
5508 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
5511 2009-04-02 Richard Guenther <rguenther@suse.de>
5513 PR tree-optimization/37221
5514 * tree-flow.h (degenerate_phi_result): Declare.
5515 * tree-ssa-dom.c (degenerate_phi_result): Export.
5516 * tree-scalar-evolution.c (analyze_initial_condition): If
5517 the initial condition is defined by a degenerate PHI node
5518 use the degenerate value.
5520 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
5522 PR rtl-optimization/39588
5523 * combine.c (merge_outer_ops): Do not set the constant when this
5525 (simplify_shift_const_1): Do not modify it either in this case.
5527 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
5529 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
5530 tuning is deprecated if -mtune value is set to an Itanium1 variant.
5532 2009-04-01 Janis Johnson <janis187@us.ibm.com>
5535 * c-lex.c (interpret_float): Default (no suffix) is double.
5537 2009-04-1 Xinliang David Li <davidxl@google.com>
5539 * config/i386/i386.c (legitimate_constant_p): Recognize
5540 all one vector constant.
5542 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5544 * config/vax/vax.c: Add #includes to silence warnings.
5545 Change #include order to silence two warnings.
5547 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5549 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
5550 (ASM_SPEC): Pass -k to the assembler for PIC code.
5552 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5554 * config.gcc: Add vax-*-linux* to the switch.
5555 * config/vax/linux.h: New file. (TARGET_VERSION,
5556 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
5558 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5560 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
5561 Use predicate macros instead of GET_CODE() == foo.
5562 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
5563 ashlsi3, rotrsi3, <unnamed>): Likewise.
5565 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5567 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
5568 jbbccihi, jbbccisi): Remova trailing whitespace.
5569 * config/vax/constraints.md: Likewise.
5570 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5571 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
5572 * config/vax/predicates.md: Likewise.
5573 * config/vax/vax.c (print_operand_address, vax_output_int_move,
5574 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
5575 * config/vax/vax.h: Likewise.
5576 * config/vax/vax.md (nonlocal_goto): Likewise.
5578 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5580 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
5581 (indirectable_address_p, adjacent_operands_p): Add spaces around
5583 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
5585 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5587 * config/vax/vax.c (legitimate_constant_address_p,
5588 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
5589 index_term_p, reg_plus_index_p, legitimate_address_p,
5590 vax_mode_dependent_address_p): Update comments to match functions
5591 modified by the recent int->bool conversion.
5593 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5595 * config/vax/builtins.md: Update copyright message.
5596 * config/vax/constraints.md: Likewise.
5597 * config/vax/netbsd-elf.h: Likewise.
5598 * config/vax/predicates.md: Likewise.
5599 * config/vax/vax-protos.h: Likewise.
5600 * config/vax/vax.c: Likewise.
5601 * config/vax/vax.h: Likewise.
5602 * config/vax/vax.md: Likewise.
5603 * config/vax/vax.opt: Likewise.
5605 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5607 * config/vax/builtins.md (ffssi2, ffssi2_internal,
5608 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
5609 * config/vax/constraints.md (B, R): Likewise.
5610 * config/vax/predicates.md (external_memory_operand,
5611 nonimmediate_addsub_di_operand): Likewise.
5612 * config/vax/vax.c (vax_output_int_add): Likewise.
5613 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
5614 untyped_call): Likewise.
5616 2009-04-01 Matt Thomas <matt@3am-software.com>
5618 * config/vax/predicates.md: New file.
5619 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
5620 external_const_operand, nonsymbolic_operand, external_memory_operand,
5621 indirect_memory_operand, indexed_memory_operand,
5622 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
5623 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
5625 * config/vax/constraints.md: New file.
5626 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
5628 * config/vax/builtins.md: New file.
5629 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
5630 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
5632 * config/vax/vax.opt (mqmath): Add option.
5633 * config/vax/vax.md (isfx): Extend with DI.
5634 (VAXintQH, VAXintQHSD): Define.
5635 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
5636 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
5637 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
5638 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
5639 (movdi): Update constraints and use vax_output_int_move().
5640 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
5641 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
5642 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
5643 nonlocal_goto): New.
5644 (mov<mode>): Extend accepted operand types.
5645 (subdi3_old): Rename from subdi3, change update constraints and use
5646 a new implementation.
5647 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
5648 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
5649 MOVE_RATIO, CLEAR_RATIO): Define.
5650 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
5651 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
5652 (PRINT_OPERAND): Redefine using a function instead of inlined code.
5653 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
5654 (split_quadword_operands): Make static and really allow variable
5656 (print_operand_address): Update for PIC generation.
5657 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
5658 indexable_address_p, fixup_mathdi_operand,
5659 vax_expand_addsub_di_operands, adjacent_operands_p): New.
5660 (vax_float_literal, legitimate_constant_p,
5661 indirectable_constant_address_p, index_term_p,
5662 reg_plus_index_p): Return bool instead of int.
5663 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
5665 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
5667 (vax_output_conditional_branch): Indent.
5668 (legitimate_constant_address_p, indirectable_constant_address_p,
5669 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
5670 vax_mode_dependent_address_p): Return bool instead of int, update for
5672 * config/vax/vax-protos.h (legitimate_constant_address_p,
5673 legitimate_constant_p, legitimate_address_p,
5674 vax_mode_dependent_address_p): Change declaration to bool.
5675 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
5676 vax_expand_addsub_di_operands, vax_output_int_subtract,
5677 vax_output_movmemsi): Declare.
5678 (split_quadword_operands, vax_float_literal): Delete declaration.
5679 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
5680 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
5681 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
5682 ASM_OUTPUT_DWARF_PCREL): Define.
5683 (ASM_SPEC): Change definition to allow PIC generation.
5685 2009-04-01 Steve Ellcey <sje@cup.hp.com>
5687 * doc/sourcebuild.texi: Update front-end requirements.
5689 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5692 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
5693 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
5694 (booldi3_internal3): Use boolean_or_operator instead of
5697 2009-04-01 Joseph Myers <joseph@codesourcery.com>
5700 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
5701 declarator whose size is not an integer constant expression but
5702 folds to an integer constant, then treat it as a constant
5705 2009-04-01 Richard Guenther <rguenther@suse.de>
5707 * fold-const.c (fold_plusminus_mult_expr): Do not fold
5708 i * 4 + 2 to (i * 2 + 1) * 2.
5710 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5713 * c-parser.c (c_parser_asm_statement): Skip until close paren and
5714 return if c_parser_asm_string_literal returned NULL.
5716 2009-04-01 Nick Clifton <nickc@redhat.com>
5718 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
5720 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
5721 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
5722 other typedefs to avoid conflicts with libgcc2.c. Define labels
5723 to gain 16-bit bit-manipulation functions from libgcc2.c and then
5725 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
5726 to gain 16-bit trapping arithmetic functions from libgcc2.c and
5729 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
5731 * varasm.c (default_function_rodata_section): Declare DOT as
5734 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
5735 Andrey Galkin <agalkin@hypercom.com>
5738 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
5739 Make object_name unique for each process.
5741 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5744 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
5745 addressable variables in the parallel that could go out of scope while
5746 running queued tasks.
5748 2009-04-01 Anatoly Sokolov <aesok@post.ru>
5750 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
5751 (CASE_VALUES_THRESHOLD): Redefine.
5752 * config/avr/avr.c (avr_override_options): Remove initialization of
5753 avr_case_values_threshold variable.
5754 (avr_case_values_threshold): Remove variable. Add new function.
5755 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
5756 * config/avr/avr.opt (mno-tablejump): Remove option.
5757 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
5759 2009-04-01 DJ Delorie <dj@redhat.com>
5761 * varasm.c (default_function_rodata_section): Don't assume
5762 anything about where the first '.' in the section name is.
5764 2009-04-01 Alan Modra <amodra@bigpond.net.au>
5766 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
5767 rs6000_emit_stack_tie.
5769 2009-03-31 Ian Lance Taylor <iant@google.com>
5771 * tree-eh.c (tree_remove_unreachable_handlers): Compare
5772 gimple_code with GIMPLE_RESX, not RESX.
5774 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5776 * c-common.c (c_get_ident): New.
5777 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
5779 2009-04-01 Ben Elliston <bje@au.ibm.com>
5781 * config/rs6000/sysv4.opt (msdata): Improve option description.
5783 2009-03-31 Steve Ellcey <sje@cup.hp.com>
5785 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
5786 (divdf3_internal_lat): Remove.
5787 (divxf3_internal_lat): Remove.
5788 (divxf3_internal_thr): Remove.
5789 (divxf): Use divxf3_internal.
5790 * config/ia64/div.md (divsf3_internal_lat): New.
5791 (divdf3_internal_lat): New.
5792 (divxf3_internal): New.
5794 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5797 * Makefile.in (USE_GCC_STDINT): Define.
5798 (stmp-int-hdrs): Install stdint.h if applicable.
5799 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
5801 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
5802 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
5803 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5804 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5805 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5806 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5807 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5808 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5809 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5810 (c_common_nodes_and_builtins): Initialize
5811 underlying_wchar_type_node. Do not initialize
5812 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
5813 nodes for new types.
5814 (c_stddef_cpp_builtins): Define macros for new types.
5815 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
5817 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
5818 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
5819 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
5820 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
5821 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
5822 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
5823 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
5824 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
5825 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
5826 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
5827 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
5828 int16_type_node, int32_type_node, int64_type_node,
5829 uint8_type_node, uint16_type_node, c_uint32_type_node,
5830 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
5831 int_least32_type_node, int_least64_type_node,
5832 uint_least8_type_node, uint_least16_type_node,
5833 uint_least32_type_node, uint_least64_type_node,
5834 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
5835 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
5836 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
5837 uintptr_type_node): Define.
5838 * c-cppbuiltin.c (builtin_define_constants,
5839 builtin_define_type_minmax): New.
5840 (builtin_define_stdint_macros): Define more macros.
5841 (c_cpp_builtins): Define more limit macros.
5843 (builtin_define_type_max): Define in terms of
5844 builtin_define_type_minmax. Remove is_long parameter. All
5846 * config.gcc (use_gcc_stdint): Define.
5847 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
5848 Add newlib-stdint.h for generic targets.
5849 * config/glibc-stdint.h, config/newlib-stdint.h,
5850 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
5851 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
5852 * config/score/score.h (UINTPTR_TYPE): Define.
5853 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5854 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5855 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5856 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5857 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5858 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5859 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5860 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5861 * config/spu/spu.h (STDINT_LONG32): Define.
5862 * configure.ac (use_gcc_stdint): Substitute.
5863 * configure: Regenerate.
5864 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
5865 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
5866 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
5867 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
5868 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
5869 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
5870 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
5871 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
5872 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
5873 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
5874 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
5875 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
5876 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
5877 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
5878 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
5879 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
5880 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
5881 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
5882 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
5883 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
5884 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
5885 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
5886 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5887 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5888 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5889 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5890 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5891 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5892 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
5894 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
5896 * loop-iv.c (suitable_set_for_replacement): Renamed from
5897 simplify_using_assignment; changed to return bool and to accept new
5898 args DEST and SRC. Return true iff we find a source/destination pair
5899 that can be used to make a replacement, and fill SRC and DEST if so.
5900 Remove arg ALTERED. Don't deal with altered regs here. All callers
5902 (simplify_using_initial_values): Deal with altered regs here and track
5903 more precisely the effect they have on the validity of our expression.
5905 * loop-iv.c (simplify_using_condition): A condition of the form
5906 (EQ REG CONST) can be used to simply make a substitution.
5907 (simplify_using_initial_values): Keep track of conditions we have seen
5908 and keep using them to simplify new expressions, while applying the
5909 same substitutions to them as to the expression.
5911 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5912 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
5915 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
5916 changed. Use this when trying to improve the upper bound.
5917 Generate the comparison by using simplify_gen_relational.
5919 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
5921 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
5923 (simplify_using_assignment, simplify_using_initial_values): Call
5924 replace_in_expr to make replacements. Call replace_single_def_regs
5925 once on the initial version of the expression.
5927 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5930 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
5932 2009-03-31 Richard Guenther <rguenther@suse.de>
5935 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
5936 equality comparisons. Fold C - X CMP X if C % 2 == 1.
5938 2009-03-31 Richard Guenther <rguenther@suse.de>
5940 * tree.h (div_if_zero_remainder): Declare.
5941 * fold-const.c (div_if_zero_remainder): Export.
5942 * tree-ssa-forwprop.c
5943 (forward_propagate_addr_into_variable_array_index): Handle
5944 constant array index addition outside of the variable index.
5946 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5949 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
5950 define_splits, floatunssi<mode>2): Require x87 conversions from
5951 DImode to be permitted.
5953 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5955 PR preprocessor/15638
5956 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
5958 2009-03-31 Richard Guenther <rguenther@suse.de>
5962 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
5963 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
5964 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5965 a separate statement.
5966 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5967 (lookup_tmp_var): Likewise.
5968 (is_gimple_formal_tmp_or_call_rhs): Remove.
5969 (is_gimple_reg_or_call_rhs): Rename to ...
5970 (is_gimple_reg_rhs_or_call): ... this.
5971 (is_gimple_mem_or_call_rhs): Rename to ...
5972 (is_gimple_mem_rhs_or_call): ... this.
5973 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5974 DECL_GIMPLE_REG_P only if is_formal is true.
5975 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5976 for non-proper post-modify expression gimplification.
5977 (gimplify_self_mod_expr): For post-modify expressions gimplify
5978 the lvalue to a minimal lvalue.
5979 (rhs_predicate_for): Remove formal temp case.
5980 (gimplify_modify_expr_rhs): Likewise.
5981 (gimplify_addr_expr): Use is_gimple_reg.
5982 (gimplify_expr): Remove formal temp cases.
5983 (gimple_regimplify_operands): Likewise.
5984 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5985 and FILTER_EXPR like constants.
5986 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5988 (is_gimple_formal_tmp_rhs): Remove.
5989 (is_gimple_reg_rhs): Remove special casing.
5990 (is_gimple_mem_rhs): Fix.
5991 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5992 (is_gimple_formal_tmp_var): Remove.
5993 (is_gimple_formal_tmp_reg): Likewise.
5994 (is_gimple_min_lval): Allow invariant component ref parts.
5995 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5996 is_gimple_formal_tmp_reg): Remove declarations.
5997 * tree-cfg.c (verify_expr): Verify that variables with address
5998 taken do not have DECL_GIMPLE_REG_P set.
5999 * tree-mudflap.c (mf_build_check_statement_for): Use
6000 force_gimple_operand instead of gimplify_expr.
6002 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
6004 * modulo-sched.c (sms_schedule_by_order): Pass the actual
6005 schedulable rows to compute_split_row.
6007 2009-03-31 Ben Elliston <bje@au.ibm.com>
6010 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
6013 2009-03-31 Alan Modra <amodra@bigpond.net.au>
6015 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
6016 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
6017 * configure: Regenerate.
6018 * config.in: Regenerate.
6019 * config/rs6000/rs6000.opt (mtls-markers): Add.
6020 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
6021 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
6022 (tls_ld_aix, tls_ld_sysv): Likewise.
6023 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
6024 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
6026 2009-03-31 Alan Modra <amodra@bigpond.net.au>
6028 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
6030 2009-03-30 Jan Hubicka <jh@suse.cz>
6032 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
6034 (tree_remove_unreachable_handlers): Cleanup EH predecestor
6035 detection and label handling.
6037 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
6039 * ira-int.h (ira_allocno): Rename left_conflicts_num to
6040 left_conflicts_size.
6041 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
6042 ALLOCNO_LEFT_CONFLICTS_SIZE.
6044 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
6045 remove_allocno_from_bucket_and_push,
6046 allocno_spill_priority_compare, push_allocnos_to_stack,
6047 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
6048 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
6049 (setup_allocno_left_conflicts_num): Ditto. Rename to
6050 setup_allocno_left_conflicts_size.
6051 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
6052 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
6053 setup_allocno_left_conflicts_size instead of
6054 setup_allocno_left_conflicts_num.
6056 * ira-build.c (ira_create_allocno): Use
6057 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
6058 ALLOCNO_LEFT_CONFLICTS_NUM.
6060 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
6062 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
6063 instead of DF_LR_OUT.
6065 * ira-lives.c (process_bb_node_lives): Ditto.
6067 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
6068 instead of DF_LR_{OUT,IN}.
6070 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
6072 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
6074 2009-03-30 Jan Hubicka <jh@suse.cz>
6076 * except.c (label_to_region_map): Fix thinko.
6078 2009-03-30 Steve Ellcey <sje@cup.hp.com>
6081 * tree.h (tree_find_value): New declaration.
6082 * tree.c (tree_find_value): New function.
6083 * varasm.c (assemble_external): Avoid duplicate entries on lists.
6085 2009-03-30 Jakub Jelinek <jakub@redhat.com>
6088 * c-decl.c (struct c_binding): Add locus field.
6089 (bind): Add locus argument, set locus field from it.
6090 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
6091 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
6092 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
6093 implicitly_declare, undeclared_variable, lookup_label,
6094 declare_label, c_make_fname_decl, c_builtin_function,
6095 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
6098 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
6101 * config/i386/i386.c (classify_argument): Check total size of
6104 2009-03-30 Martin Jambor <mjambor@suse.cz>
6106 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
6107 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
6108 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
6111 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
6112 seen_variable_array_ref while also traversing a union.
6114 * tree-inline.c (optimize_inline_calls): Do not call
6115 cgraph_node_remove_callees.
6116 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
6117 (pass_remove_cgraph_callee_edges): New variable.
6118 * passes.c (init_optimization_passes): Add
6119 pass_remove_cgraph_callee_edges after early inlining and before all
6120 late intraprocedural passes.
6122 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
6124 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6126 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
6129 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6131 * combine.c (simplify_comparison): Use have_insn_for.
6132 * dojump.c (do_jump): Likewise.
6134 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6136 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
6137 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
6138 sparc_compare_op0 like sparc_compare_emitted used to be handled.
6139 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
6140 instead of sparc_compare_emitted.
6141 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
6142 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
6143 instead of sparc_compare_emitted.
6145 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6147 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
6148 enter/exit cfglayout mode.
6149 (pass_partition_block): Require it.
6150 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
6151 (combine_instructions): Track basic blocks instead of labels.
6152 (update_cfg_for_uncondjump): New.
6153 (try_combine): Use it. Update jumps after rescanning.
6154 (pass_combine): Require PROP_cfglayout.
6155 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
6157 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6159 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
6160 Provide/destroy PROP_cfglayout respectively.
6161 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
6162 * tree-pass.h (PROP_cfglayout): New.
6164 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6166 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
6167 fold_convert_const_fixed_from_fixed,
6168 fold_convert_const_fixed_from_int,
6169 fold_convert_const_fixed_from_real, fold_negate_const): Do not
6170 set TREE_CONSTANT_OVERFLOW.
6171 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
6172 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
6174 2009-03-30 Ira Rosen <irar@il.ibm.com>
6176 * tree-vect-loop-manip.c: New file.
6177 * tree-vectorizer.c: Update documentation and included files.
6178 (vect_loop_location): Make extern.
6179 (rename_use_op): Move to tree-vect-loop-manip.c
6180 (rename_variables_in_bb, rename_variables_in_loop,
6181 slpeel_update_phis_for_duplicate_loop,
6182 slpeel_update_phi_nodes_for_guard1,
6183 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
6184 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
6185 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
6186 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
6187 find_loop_location): Likewise.
6188 (new_stmt_vec_info): Move to tree-vect-stmts.c.
6189 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
6190 get_vectype_for_scalar_type, vect_is_simple_use,
6191 supportable_widening_operation, supportable_narrowing_operation):
6193 (bb_in_loop_p): Move to tree-vect-loop.c.
6194 (new_loop_vec_info, destroy_loop_vec_info,
6195 reduction_code_for_scalar_code, report_vect_op,
6196 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
6197 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
6198 (vect_supportable_dr_alignment): Likewise.
6199 * tree-vectorizer.h (tree-data-ref.h): Include.
6200 (vect_loop_location): Declare.
6201 Reorganize function declarations according to the new file structure.
6202 * tree-vect-loop.c: New file.
6203 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
6204 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
6205 * tree-vect-data-refs.c: New file.
6206 * tree-vect-patterns.c (timevar.h): Don't include.
6207 * tree-vect-stmts.c: New file.
6208 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
6209 tree-vect-slp.c, tree-vect-loop.c.
6210 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
6211 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
6212 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
6213 (tree-vect-analyze.o): Remove.
6214 (tree-vect-transform.o): Likewise.
6215 (tree-vect-data-refs.o): Add rule.
6216 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
6217 tree-vect-slp.o): Likewise.
6218 (tree-vect-patterns.o): Remove redundant dependencies.
6219 (tree-vectorizer.o): Likewise.
6220 * tree-vect-slp.c: New file.
6222 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6224 * optc-gen.awk: Warn if an option flag has multiple different
6227 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
6229 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
6230 -floop-block): Document dependences on PPL, CLooG and Graphite.
6232 2009-03-30 Joseph Myers <joseph@codesourcery.com>
6234 PR rtl-optimization/323
6235 * c-common.c (c_fully_fold, convert_and_check,
6236 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
6237 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
6238 * c-common.def (EXCESS_PRECISION_EXPR): New.
6239 * c-cppbuiltin.c (builtin_define_float_constants): Define
6240 constants with enough digits for long double.
6241 * c-lex.c (interpret_float): Interpret constant with excess
6242 precision where appropriate.
6243 * c-opts.c (c_common_post_options): Set
6244 flag_excess_precision_cmdline. Give an error for
6245 -fexcess-precision=standard for C++ for processors where the
6246 option is significant.
6247 * c-parser.c (c_parser_conditional_expression): Handle excess
6248 precision in condition.
6249 * c-typeck.c (convert_arguments): Handle arguments with excess
6251 (build_unary_op): Move excess precision outside operation.
6252 (build_conditional_expr): Likewise.
6253 (build_compound_expr): Likewise.
6254 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
6255 (build_modify_expr): Handle excess precision in RHS.
6256 (convert_for_assignment): Handle excess precision in converted
6258 (digest_init, output_init_element, process_init_element): Handle
6259 excess precision in initializer.
6260 (c_finish_return): Handle excess precision in return value.
6261 (build_binary_op): Handle excess precision in operands and add
6262 excess precision as needed for operation.
6263 * common.opt (-fexcess-precision=): New option.
6264 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
6265 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
6266 For standard excess precision, output explicit conversion to and
6267 truncation from XFmode.
6268 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
6269 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
6270 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
6271 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
6272 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
6273 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
6274 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
6275 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
6276 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
6277 define_splits, sqrt<mode>2): Disable where appropriate for
6278 standard excess precision.
6279 * convert.c (convert_to_real): Do not shorten arithmetic to type
6280 for which excess precision would be used.
6281 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
6282 * doc/invoke.texi (-fexcess-precision=): Document option.
6283 (-mfpmath=): Correct index entry.
6284 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
6285 flag_excess_precision): New.
6286 * langhooks.c (lhd_post_options): Set
6287 flag_excess_precision_cmdline.
6288 * opts.c (common_handle_option): Handle -fexcess-precision=.
6289 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
6290 init_excess_precision): New.
6291 (lang_dependent_init_target): Call init_excess_precision.
6292 * tree.c (excess_precision_type): New.
6293 * tree.h (excess_precision_type): Declare.
6295 2009-03-30 Joseph Myers <joseph@codesourcery.com>
6298 * c-typeck.c (build_component_ref): Do not copy qualifiers from
6299 non-lvalue to component.
6301 2009-03-29 Joseph Myers <joseph@codesourcery.com>
6303 PR preprocessor/34695
6304 * Makefile.in (c-opts.o): Depend on c-tree.h.
6305 * c-common.c: Move down include of diagnostic.h.
6306 (done_lexing, c_cpp_error): New.
6307 * c-common.h (done_lexing): Declare.
6308 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
6310 * c-opts.c: Include c-tree.h.
6311 (c_common_init_options): Set preprocessor error callback.
6312 (c_common_handle_option): Do not set preprocessor
6313 inhibit_warnings, warnings_are_errors, warn_system_headers,
6314 pedantic_errors or inhibit_warnings flags.
6315 (c_common_post_options): Do not check cpp_errors (parse_in).
6316 (c_common_finish): Do not output dependencies if there were
6317 errors. Do not check return value of cpp_finish.
6318 * c-ppoutput.c (pp_file_change): Set input_location.
6319 * c-tree.h (c_cpp_error): Declare.
6320 * diagnostic.c (diagnostic_set_info_translated): Also initialize
6322 (diagnostic_build_prefix): Check override_column.
6323 * diagnostic.h (diagnostic_info): Add override_column field.
6324 (diagnostic_override_column): Define.
6326 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
6328 * c-common.c (c_expand_expr, c_staticp): Remove.
6329 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
6330 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
6331 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
6332 * c-gimplify.c (gimplify_compound_literal_expr,
6333 optimize_compound_literals_in_ctor): Remove.
6334 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
6335 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
6336 * c-semantics.c (emit_local_var): Remove.
6338 * langhooks-def.h (lhd_expand_expr): Remove.
6339 * langhooks.c (lhd_expand_expr): Remove.
6340 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
6342 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
6343 handling from c-semantics.c; don't call into langhook.
6344 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
6345 * gimplify.c (gimplify_compound_literal_expr,
6346 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
6347 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
6348 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
6349 as was done in c-gimplify.c.
6350 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
6351 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
6352 Move from c-common.h.
6353 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
6355 * tree.c (staticp): Do not call langhook.
6356 * langhooks.c (lhd_staticp): Delete.
6357 * langhooks-def.h (lhd_staticp): Delete prototype.
6358 (LANG_HOOKS_STATICP): Delete.
6359 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
6361 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
6362 instead of DECL_STMTs.
6364 2009-03-29 Joseph Myers <joseph@codesourcery.com>
6372 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
6374 (fold_call_expr): Return a NOP_EXPR from folding rather than the
6375 contained expression.
6376 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
6377 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
6378 conditional expressions for C.
6379 (decl_constant_value_for_optimization): Move from
6380 decl_constant_value_for_broken_optimization in c-typeck.c. Check
6381 whether optimizing and that the expression is a VAR_DECL not of
6382 array type instead of doing such checks in the caller. Do not
6383 check pedantic. Call gcc_unreachable for C++.
6384 * c-common.def (C_MAYBE_CONST_EXPR): New.
6385 * c-common.h (c_fully_fold, c_save_expr,
6386 decl_constant_value_for_optimization): New prototypes.
6387 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
6388 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
6389 EXPR_INT_CONST_OPERANDS): Define.
6390 * c-convert.c (convert): Strip nops from expression.
6391 * c-decl.c (groktypename): Take extra parameters expr and
6392 expr_const_operands. Update call to grokdeclarator.
6393 (start_decl): Update call to grokdeclarator. Add statement for
6394 expressions used in type of decl.
6395 (grokparm): Update call to grokdeclarator.
6396 (push_parm_decl): Update call to grokdeclarator.
6397 (build_compound_literal): Add parameter non_const and build a
6398 C_MAYBE_COSNT_EXPR if applicable.
6399 (grokdeclarator): Take extra parameters expr and
6400 expr_const_operands. Track expressions used in declaration
6401 specifiers and declarators. Fold array sizes and track whether
6402 they are constant expressions and whether they are integer
6403 constant expressions.
6404 (parser_xref_tag): Set expr and expr_const_operands fields in
6406 (grokfield): Update call to grokdeclarator.
6407 (start_function): Update call to grokdeclarator.
6408 (build_null_declspecs): Set expr and expr_const_operands fields in
6410 (declspecs_add_type): Handle expressions in typeof specifiers.
6411 * c-parser.c (c_parser_declspecs): Set expr and
6412 expr_const_operands fields for declaration specifiers.
6413 (c_parser_enum_specifier): Likewise.
6414 (c_parser_struct_or_union_specifier): Likewise.
6415 (c_parser_typeof_specifier): Likewise. Update call to
6416 groktypename. Fold expression as needed. Return expressions with
6417 type instead of adding statements.
6418 (c_parser_attributes): Update calls to c_parser_expr_list.
6419 (c_parser_statement_after_labels): Fold expression before passing
6420 to objc_build_throw_stmt.
6421 (c_parser_condition): Fold expression.
6422 (c_parser_asm_operands): Fold expression.
6423 (c_parser_conditional_expression): Use c_save_expr. Update call
6424 to build_conditional_expr.
6425 (c_parser_alignof_expression): Update call to groktypename.
6426 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
6427 original_code. Fold expression argument of va_arg. Create
6428 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
6429 argument to va_arg. Update calls to groktypename. Fold array
6430 index for offsetof. Verify that first argument to
6431 __builtin_choose_expr has integer type.
6432 (c_parser_postfix_expression_after_paren_type): Update calls to
6433 groktypename and build_compound_literal. Handle expressions with
6434 side effects in type name.
6435 (c_parser_postfix_expression_after_primary): Update call to
6436 c_parser_expr_list. Set original_code for calls to
6437 __builtin_constant_p.
6438 (c_parser_expr_list): Take extra parameter fold_p. Fold
6439 expressions if requested.
6440 (c_parser_objc_type_name): Update call to groktypename.
6441 (c_parser_objc_synchronized_statement): Fold expression.
6442 (c_parser_objc_receiver): Fold expression.
6443 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
6444 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
6445 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
6446 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
6447 (struct c_typespec): Add elements expr and expr_const_operands.
6448 (struct c_declspecs): Add elements expr and expr_const_operands.
6449 (groktypename, build_conditional_expr, build_compound_literal):
6451 (in_late_binary_op): Declare.
6452 * c-typeck.c (note_integer_operands): New function.
6453 (in_late_binary_op): New variable.
6454 (decl_constant_value_for_broken_optimization): Move to c-common.c
6455 and rename to decl_constant_value_for_optimization.
6456 (default_function_array_conversion): Do not strip nops.
6457 (default_conversion): Do not call
6458 decl_constant_value_for_broken_optimization.
6459 (build_array_ref): Do not fold result.
6460 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
6461 result when operand is a VLA.
6462 (c_expr_sizeof_type): Update call to groktypename. Handle
6463 expressions included in type name. Use C_MAYBE_CONST_EXPR for
6464 result when operand names a VLA type.
6465 (build_function_call): Update call to build_compound_literal.
6466 Only fold result for calls to __builtin_* functions. Strip
6467 NOP_EXPR from INTEGER_CST returned from such functions. Fold
6468 the function designator.
6469 (convert_arguments): Fold arguments. Update call to
6470 convert_for_assignment.
6471 (build_unary_op): Handle increment and decrement of
6472 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
6473 decrement earlier. Fold operand of increment and decrement.
6474 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
6475 built for integer operand. Wrap returns that are INTEGER_CSTs
6476 without being integer constant expressions or that have integer
6477 constant operands without being INTEGER_CSTs.
6478 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
6479 (build_conditional_expr): Add operand ifexp_bcp. Track whether
6480 result is an integer constant expression or can be used in
6481 unevaluated parts of one and avoid folding and wrap as
6482 appropriate. Fold operands before possibly doing -Wsign-compare
6484 (build_compound_expr): Wrap result for C99 if operands can be used
6485 in integer constant expressions.
6486 (build_c_cast): Update call to digest_init. Do not ignore
6487 overflow from casting floating-point constants to integers. Wrap
6488 results that could be confused with integer constant expressions,
6489 null pointer constants or floating-point constants.
6490 (c_cast_expr): Update call to groktypename. Handle expressions
6491 included in type name.
6492 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
6493 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
6494 Update calls to convert_for_assignment.
6495 (convert_for_assignment): Take new parameter
6496 null_pointer_constant. Do not strip nops or call
6497 decl_constant_value_for_broken_optimization. Set
6498 in_late_binary_op for conversions to boolean.
6499 (store_init_value): Update call to digest_init.
6500 (digest_init): Take new parameter null_pointer_constant. Do not
6501 call decl_constant_value_for_broken_optimization. pedwarn for
6502 initializers not constant expressions. Update calls to
6503 convert_for_assignment.
6504 (constructor_nonconst): New.
6505 (struct constructor_stack): Add nonconst element.
6506 (really_start_incremental_init, push_init_level, pop_init_level):
6507 Handle constructor_nonconst and nonconst element.
6508 (set_init_index): Call constant_expression_warning for array
6510 (output_init_element): Fold value. Set constructor_nonconst as
6511 applicable. pedwarn for initializers not constant expressions.
6512 Update call to digest_init. Call constant_expression_warning
6513 where constant initializers are required.
6514 (process_init_element): Use c_save_expr.
6515 (c_finish_goto_ptr): Fold expression.
6516 (c_finish_return): Fold return value. Update call to
6517 convert_for_assignment.
6518 (c_start_case): Fold switch expression.
6519 (c_process_expr_stmt): Fold expression.
6520 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
6521 ensure statement expression is not evaluated in constant expression.
6522 (build_binary_op): Track whether results are integer constant
6523 expressions or may occur in such, disable folding and wrap results
6524 as applicable. Fold operands for -Wsign-compare warnings unless
6526 (c_objc_common_truthvalue_conversion): Handle results folded to
6527 integer constants that are not integer constant expressions.
6528 * doc/extend.texi: Document when typeof operands are evaluated,
6529 that condition of __builtin_choose_expr is an integer constant
6530 expression, and more about use of __builtin_constant_p in
6533 2009-03-29 Richard Guenther <rguenther@suse.de>
6535 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
6536 propagate addresses of array references.
6538 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
6540 * regmove.c (perhaps_ends_bb_p): Remove.
6541 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
6542 from INSN and check that the main loop stays within that basic block.
6543 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
6544 (regmove_forward_pass): Split out from regmove_optimize. Use
6545 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
6546 (regmove_backward_pass): Split out from regmove_optimize. Use
6547 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
6548 (regmove_optimize): Simplify.
6550 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6553 * config/i386/i386.c (classify_argument): Ignore flexible array
6554 member in struct and warn ABI change.
6556 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6558 * config/i386/i386-protos.h (ix86_agi_dependent): New.
6560 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
6561 (ix86_adjust_cost): Updated.
6563 2009-03-29 Jan Hubicka <jh@suse.cz>
6566 * tree-pass.h (pass_cleanup_eh): New function.
6567 (remove_unreachable_regions): Break code handling RTL
6568 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
6569 that can not be reached by runtime.
6570 (can_be_reached_by_runtime): New function.
6571 (label_to_region_map): New function.
6572 (num_eh_regions): New function.
6573 (rtl_remove_unreachable_regions): New function.
6574 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
6575 (remove_eh_region): New function.
6576 * except.h: Include sbitmap and vecprim.
6577 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
6578 num_eh_regions): Declare.
6579 * passes.c (init_optimization_passes): Schedule cleanup_eh.
6580 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
6581 * tree-eh.c (tree_remove_unreachable_handlers): New function.
6582 (tree_empty_eh_handler_p): New function.
6583 (cleanup_empty_eh): New function.
6584 (cleanup_eh): New function.
6585 (pass_cleanup_eh): New function.
6587 2009-03-29 Jan Hubicka <jh@suse.cz>
6589 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
6590 for removed regions.
6592 2009-03-29 Jan Hubicka <jh@suse.cz>
6594 * except.c (dump_eh_tree): Dump all datastructures.
6596 2009-03-29 Jan Hubicka <jh@suse.cz>
6598 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
6599 (duplicate_eh_regions_1): Likewise.
6600 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
6601 vector; call EH verification.
6602 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6603 Be ready for region being removed.
6605 2009-03-29 Jan Hubicka <jh@suse.cz>
6607 * bitmap.c (bitmap_last_set_bit): New function.
6608 * bitmap.h (bitmap_last_set_bit): Declare.
6610 2009-03-29 David Ayers <ayers@fsfe.org>
6613 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
6614 by calling objc_compare_types and surpress warnings about
6615 incompatible C pointers that are compatible ObjC pointers.
6617 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
6619 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
6620 call initialize_inline_failed.
6621 (initialize_inline_failed): Move it from here ...
6622 * cgraph.c (initialize_inline_failed): ... to here.
6623 (cgraph_create_edge): Call initialize_inline_failed rather than
6624 setting inline_failed directly.
6626 2009-03-29 Ben Elliston <bje@au.ibm.com>
6629 * sysv4.opt (msdata): Improve comment.
6630 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
6631 * sysv4.h (SVR4_ASM_SPEC): Likewise.
6633 2009-03-29 Ben Elliston <bje@au.ibm.com>
6636 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
6637 load and store attributes.
6639 2009-03-29 Ben Elliston <bje@au.ibm.com>
6641 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
6642 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
6643 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
6644 * doc/extend.texi (X86 Built-in Functions): Add index entries for
6645 __builtin_infq and __builtin_huge_valq.
6647 2009-03-28 Anatoly Sokolov <aesok@post.ru>
6649 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
6651 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6652 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
6654 2009-03-28 Xinliang David Li <davidxl@google.com>
6656 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
6657 (do_dbg_cnt): New function.
6659 2009-03-28 Jan Hubicka <jh@suse.cz>
6661 Merge from pretty-ipa:
6663 2009-03-27 Jan Hubicka <jh@suse.cz>
6665 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6666 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
6667 * passes.c (function_called_by_processed_nodes_p): New.
6668 * ipa-pure-const.c (check_call): Fix handling of operands.
6669 (analyze_function): Dump debug output for skipped bodies.
6670 (local_pure_const): Use function_called_by_processed_nodes_p.
6671 * dwarf2out.c (reference_to_unused): Use output.
6672 * passes.c (do_per_function_toporder): Likewise.
6674 2008-11-12 Jan Hubicka <jh@suse.cz>
6676 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
6677 * ipa-pure-const.c (funct_state_d): Add can throw field; make
6678 state_set_in_source enum
6679 (check_decl): Ignore memory tags; do not set fake looping flags;
6681 (check_operand, check_tree, check_rhs_var, check_lhs_var,
6682 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
6683 (check_call, analyze_function): Rewrite.
6685 (add_new_function): Update call of analyze_function.
6686 (generate_summary): Add call of analyze_function.
6687 (propagate): Propagate can_throw; handle state_set_in_source correctly.
6688 (local_pure_const): New function.
6689 (pass_local_pure_const): New pass.
6690 * ipa-inline.c (inline_transform): Set after_inlining.
6691 * tree-eh.c (stmt_can_throw_external): New.
6692 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
6693 work with aliasing built.
6694 * tree-flow.h (stmt_can_throw_external): New.
6695 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
6696 and local pure/const pass in early and late optimization queue.
6698 2009-03-28 Martin Jambor <mjambor@suse.cz>
6700 * fold-const.c (get_pointer_modulus_and_residue): New parameter
6702 (fold_binary): Allow function decl aligment consideration is the
6703 second argument is integer constant one.
6704 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
6705 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
6706 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
6708 2009-03-28 Jan Hubicka <jh@suse.cz>
6710 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
6711 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
6712 * function.h (rtl_data): Add nothrow flag.
6713 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
6714 set DECL_NOTHROW for AVAILABLE functions.
6716 2009-03-28 Jakub Jelinek <jakub@redhat.com>
6718 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
6719 following vector keyword has expansion starting with pixel or bool
6720 keyword, expand vector to __vector and pixel or bool to __pixel or
6724 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
6725 warn_if_disallowed_function_p): Removed.
6726 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
6727 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
6728 warning_if_disallowed_function_p.
6729 * flags.h (warn_if_disallowed_function_p,
6730 warn_disallowed_functions): Removed.
6731 * common.opt (Wdisallowed-function-list=): Removed.
6732 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
6734 2009-03-28 Richard Guenther <rguenther@suse.de>
6736 PR tree-optimization/38723
6737 * tree-ssa-pre.c (compute_avail): Add all default definitions to
6740 2009-03-28 Jan Hubicka <jh@suse.cz>
6742 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
6743 test introduced by my previous patch.
6745 2009-03-28 Richard Guenther <rguenther@suse.de>
6747 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
6748 the PHIs value undefined.
6750 2009-03-28 Jan Hubicka <jh@suse.cz>
6752 * tree-pass.h (pass_fixup_cfg): New pass.
6753 * ipa-inline.c (inline_transform): Set
6754 always_inline_functions_inlined/after_inlining.
6755 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
6756 (pass_fixup_cfg): New pass.
6757 * passes.c (init_optimization_passes): Add fixup_cfg.
6759 2009-03-28 Richard Guenther <rguenther@suse.de>
6761 PR tree-optimization/38458
6762 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
6763 argument use the arguments copy-of value.
6765 2009-03-28 Richard Guenther <rguenther@suse.de>
6767 PR tree-optimization/38180
6768 * tree-ssa-ccp.c (get_default_value): Simplify.
6769 (likely_value): Likewise.
6770 (surely_varying_stmt_p): Properly handle VOP case.
6771 (ccp_initialize): Likewise.
6772 (ccp_fold): Handle propagating through *&.
6773 (fold_const_aggregate_ref): Also handle decls.
6775 2009-03-28 Jan Hubicka <jh@suse.cz>
6777 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6778 * cgraph.h (cgraph_node): Likewise.
6779 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
6780 (cgraph_reset_node): Use process flag.
6781 (cgraph_mark_functions_to_output): Likewise.
6782 (cgraph_expand_function): Likewise.
6783 (cgraph_expand_all_functions): Likewise.
6784 (cgraph_output_in_order): Likewise.
6785 * dwarf2out.c (reference_to_unused): Likewise.
6786 * passes.c do_per_function_toporder): Likewise.
6788 2009-03-28 Jan Hubicka <jh@suse.cz>
6790 Bring from lto-branch:
6792 2008-09-03 Doug Kwan <dougkwan@google.com>
6794 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
6795 enums instead of reason strings.
6796 * cgraph.c (cgraph_create_edge): Same.
6797 (cgraph_inline_failed_string): New function.
6798 * cgraph.h (cgraph_inline_failed_t): New enum type.
6799 (cgraph_inline_failed_string): New prototype.
6800 (struct cgraph_edge): Change type of INLINED_FAILED from constant
6801 char pointer to cgraph_inline_failed_t.
6802 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
6803 (cgraph_default_inline_p): Ditto.
6804 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
6805 to cgraph_inline_failed_t pointer.
6806 * cif-code.def: New file.
6807 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
6809 (cgraph_check_inline_limits): Change type of REASON to pointer to
6810 cgraph_inline_failed_t. Replace reason strings with enums.
6811 (cgraph_default_inline_p): Ditto.
6812 (cgraph_recursive_inlining_p): Ditto.
6813 (update_caller_keys): Change type of FAILED_REASON to
6814 cgraph_inline_failed_t.
6815 (cgraph_set_inline_failed): Change type of REASON to pointer to
6816 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
6817 convert enums to strings for text output.
6818 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
6819 to be of type cgraph_inline_failed_t. Replace reason strings with
6820 enums. Call cgraph_inline_failed_string to covert enums
6821 to strings for text output.
6822 (cgraph_decide_inlining): Replace reason strings with enums.
6823 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
6824 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
6826 * tree-inline.c (expand_call_inline): Change type of REASON
6827 to cgraph_inline_failed_t. Replace reason strings with enums.
6828 Call cgraph_inline_failed_string for text output.
6829 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
6832 2009-03-28 Jan Hubicka <jh@suse.cz>
6834 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
6835 cgraph_clone_node): Remove master clone handling.
6836 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6837 * cgraph.h (master_clone): Remove.
6838 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6839 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
6840 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
6842 2009-03-28 Jan Hubicka <jh@suse.cz>
6844 * cgraph.c (cgraph_function_body_availability): Functions declared
6845 inline are always safe to assume that it is not going to be replaced.
6847 2009-03-28 Richard Guenther <rguenther@suse.de>
6849 PR tree-optimization/38513
6850 * tree-ssa-pre.c (eliminate): Remove redundant stores.
6851 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6852 EXC_PTR_EXPR and FILTER_EXPR.
6853 (get_ref_from_reference_ops): Likewise.
6855 2009-03-28 Richard Guenther <rguenther@suse.de>
6857 PR tree-optimization/38968
6858 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6859 Use FLOOR_MOD_EXPR to compute misalignment.
6861 2009-03-28 Richard Guenther <rguenther@suse.de>
6863 PR tree-optimization/37795
6864 * tree.h (combine_comparisons): Declare.
6865 * fold-const.c (combine_comparisons): Export.
6866 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
6868 (ifcombine_iforif): Use combine_comparisons.
6870 2009-03-28 Jan Hubicka <jh@suse.cz>
6872 * tree-eh.c (inlinable_call_p): New function.
6873 (make_eh_edges): Use it.
6874 (verify_eh_edges): Use it.
6875 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
6876 * except.c (reachable_next_level): Add inlinable_function argument
6877 (sjlj_find_directly_reachable_regions): Update.
6878 (add_reachable_handler): Do not set saw_any_handlers.
6879 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
6880 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6881 Add new inlinable call parameter.
6882 (can_throw_internal, can_throw_external): Update.
6883 * except.h (can_throw_internal_1, can_throw_external_1,
6884 foreach_reachable_handler): Update declaration.
6886 2009-03-28 Joseph Myers <joseph@codesourcery.com>
6888 * config/arm/t-arm-coff, config/h8300/coff.h,
6889 config/i386/i386-aout.h, config/i386/i386-coff.h,
6890 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
6891 config/pdp11/2bsd.h, config/rs6000/aix41.h,
6892 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
6893 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
6894 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
6895 sys-types.h: Remove.
6896 * Makefile.in: Remove protoize and fixproto support and references
6898 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
6899 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
6901 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
6902 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
6903 unprotoize$(exeext).
6904 (rest.encap): Don't depend on $(STMP_FIXPROTO)
6905 (.PHONY): Don't depend on proto.
6906 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
6907 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
6908 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
6909 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
6910 build/gen-protos.o, build/scan.o, xsys-protos.h,
6911 build/fix-header$(build_exeext), build/fix-header.o,
6912 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
6913 stmp-install-fixproto): Remove.
6914 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
6915 SYSCALLS.c or fixproto files.
6916 (install-common): Don't install protoize.
6917 (install-headers-tar, install-headers-cpio, install-headers-cp):
6918 Don't depend on $(STMP_FIXPROTO).
6919 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
6920 install fixproto files or write out fixproto settings.
6921 (uninstall): Don't uninstall protoize.
6922 * config.gcc (use_fixproto): Remove.
6923 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
6924 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
6925 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
6926 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
6927 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
6928 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
6929 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
6930 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
6931 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
6932 * config/t-vxworks (STMP_FIXPROTO): Remove.
6933 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
6934 STMP_FIXPROTO): Remove.
6935 * config.in, configure: Regenerate.
6936 * crtstuff.c (gid_t, uid_t): Don't undefine.
6937 * doc/install.texi: Change m68k-coff to m68k-elf in example.
6938 (arm-*-coff, arm-*-aout: Remove target entries.
6939 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
6940 Remove mention of AIX 4.1.
6941 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
6942 * doc/invoke.texi (Running Protoize): Remove.
6943 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
6944 (Protoize Caveats): Remove.
6945 * tsystem.h: Update comments on headers assumed to exist.
6947 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
6949 * genautomata.c: Add a new year to the copyright. Add a new
6951 (struct insn_reserv_decl): Add comments for member bypass_list.
6952 (find_bypass): Remove.
6953 (insert_bypass): New.
6954 (process_decls): Use insert_bypass.
6955 (output_internal_insn_latency_func): Output all bypasses with the
6956 same input insn in one switch case.
6958 * rtl.def (define_bypass): Describe bypass choice.
6959 * doc/md.texi (define_bypass): Ditto.
6961 2009-03-27 Richard Guenther <rguenther@suse.de>
6963 * gimplify.c (mark_addressable): Export.
6964 * tree-flow.h (mark_addressable): Declare.
6965 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6966 * tree-ssa.c (verify_phi_args): Verify that address taken
6967 variables have TREE_ADDRESSABLE set.
6969 2009-03-27 Richard Guenther <rguenther@suse.de>
6971 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6972 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6973 Do not mark decls TREE_ADDRESSABLE.
6974 (build_fold_addr_expr): Adjust.
6975 (fold_addr_expr): Remove.
6976 (fold_unary): Use build_fold_addr_expr.
6977 (fold_comparison): Likewise.
6978 (split_address_to_core_and_offset): Likewise.
6979 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6981 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6982 (gimplify_modify_expr_to_memcpy): Mark source and destination
6984 * omp-low.c (create_omp_child_function): Mark the object decl
6986 (lower_rec_input_clauses): Mark the var we take the address of
6988 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6990 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6993 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6994 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6996 2009-03-27 Richard Guenther <rguenther@suse.de>
6998 PR tree-optimization/39120
6999 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
7001 (handle_lhs_call): Process return constraints. Add escape
7002 constraints if necessary.
7003 (handle_const_call): Fill out return constraints. Make nested
7004 case more precise. Avoid consttmp if possible.
7005 (handle_pure_call): Fill out return constraints. Avoid
7006 callused if possible.
7007 (find_func_aliases): Simplify call handling.
7009 2009-03-27 Richard Guenther <rguenther@suse.de>
7011 PR tree-optimization/39120
7012 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
7013 as a representative.
7014 (solve_graph): Do propagate CALLUSED.
7015 (handle_pure_call): Use a scalar constraint from CALLUSED for
7017 (find_what_p_points_to): CALLUSED shall not appear in poins-to
7020 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7023 * c-common.c (handle_aligned_attribute): Properly check alignment
7024 overflow. Use (1U << i) instead of (1 << i).
7026 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
7028 * expr.h (get_mem_align_offset): Updated.
7030 * tree.h (tree_decl_common): Change align to "unsigned int" and
7031 move it before pointer_alias_set.
7033 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7034 Jakub Jelinek <jakub@redhat.com>
7037 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
7038 gr_register_operand with gr_reg_or_0_operand.
7039 (cmpxchg_rel_di): Likewise.
7040 (sync_lock_test_and_set<mode>): Likewise.
7042 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7044 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
7045 (true_regnum): Likewise.
7047 * rtlanal.c (subreg_info): Moved to ...
7048 * rtl.h (subreg_info): Here. New.
7049 (subreg_get_info): New.
7051 * rtlanal.c (subreg_get_info): Make it extern.
7053 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7056 * config/i386/i386.c (ix86_abi): New.
7057 (override_options): Handle -mabi=.
7058 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
7059 (ix86_call_abi_override): Likewise.
7060 (init_cumulative_args): Likewise.
7061 (function_arg_advance): Likewise.
7062 (function_arg_64): Likewise.
7063 (function_arg): Likewise.
7064 (ix86_pass_by_reference): Likewise.
7065 (ix86_function_value_regno_p): Likewise.
7066 (ix86_build_builtin_va_list_abi): Likewise.
7067 (setup_incoming_varargs_64): Likewise.
7068 (is_va_list_char_pointer): Likewise.
7069 (ix86_init_machine_status): Likewise.
7070 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
7071 (ix86_function_type_abi): Return enum calling_abi. Rewrite
7072 for 64bit. Replace DEFAULT_ABI with ix86_abi.
7073 (ix86_function_abi): Make it static and return enum calling_abi.
7074 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
7076 (ix86_fn_abi_va_list): Updated.
7078 * config/i386/i386.h (ix86_abi): New.
7079 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
7080 (CONDITIONAL_REGISTER_USAGE): Likewise.
7081 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
7082 (machine_function): Likewise.
7084 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
7086 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
7087 (STACK_BOUNDARY): Likewise.
7088 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
7090 * config/i386/i386.opt (mabi=): New.
7092 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
7093 return enum calling_abi.
7094 (ix86_function_type_abi): Likewise.
7095 (ix86_function_abi): Removed.
7097 * doc/invoke.texi: Document -mabi= option for x86.
7099 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7101 * builtins.c (real_dconstp): Delete.
7102 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
7104 2009-03-27 Dodji Seketeli <dodji@redhat.com>
7105 Jakub Jelinek <jakub@redhat.com>
7108 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
7109 (gen_subprogram_die): When a function is explicit, generate the
7110 DW_AT_explicit attribute.
7111 * langhooks.h (struct lang_hooks_for_decls): Add
7112 function_decl_explicit_p langhook.
7113 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
7114 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
7116 2009-03-27 Jakub Jelinek <jakub@redhat.com>
7118 * builtins.c (fold_builtin_memory_op): Optimize memmove
7119 into memcpy if we can prove source and destination don't overlap.
7121 * tree-inline.c: Include gt-tree-inline.h.
7122 (clone_fn_id_num): New variable.
7123 (clone_function_name): New function.
7124 (tree_function_versioning): Use it.
7125 * Makefile.in (GTFILES): Add tree-inline.c.
7127 2009-03-27 Mark Mitchell <mark@codesourcery.com>
7129 * BASE-VER: Change to 4.5.0.
7131 2009-03-27 Xinliang David Li <davidxl@google.com>
7133 PR tree-optimization/39557
7134 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
7136 2009-03-27 Xinliang David Li <davidxl@google.com>
7138 PR tree-optimization/39548
7139 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
7142 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7144 * c-common.c (pointer_int_sum): Use %wd on return from
7147 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7149 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
7150 on return from tree_low_cst.
7152 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
7155 * ginclude/stdarg.h (va_copy): Define also for
7156 __GXX_EXPERIMENTAL_CXX0X__.
7158 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7161 * builtins.h (c_strlen): Do not warn here.
7162 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
7163 * c-common.c (pointer_int_sum): Take an explicit location.
7164 Warn about offsets out of bounds.
7165 * c-common.h (pointer_int_sum): Adjust declaration.
7167 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7169 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
7172 2009-03-26 Jakub Jelinek <jakub@redhat.com>
7175 * opts.c (warn_if_disallowed_function_p): Don't assume
7176 get_callee_fndecl must return non-NULL.
7178 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
7180 PR rtl-optimization/39522
7181 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
7182 when reg_reloaded_valid is set.
7184 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7186 * config/spu/divv2df3.c: New file.
7187 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
7188 (DPBIT_FUNCS): Filter out _div_df.
7190 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
7192 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
7193 a jump insn, count that jump in the distance to the loop start.
7195 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
7198 * config/sh/sh.c (calc_live_regs): Fix condition for global
7199 registers except PIC_OFFSET_TABLE_REGNUM.
7201 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
7204 * doc/invoke.texi (-mconsole): New.
7208 (-mnop-fun-dllimport): New.
7212 (sub section "i386 and x86-64 Windows Options"): New.
7214 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
7216 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
7217 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
7219 2009-03-25 Richard Guenther <rguenther@suse.de>
7222 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
7225 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
7227 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
7228 neither of haifa/selective schedulers are working.
7230 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7232 * doc/invoke.texi (Debugging Options): Fix description of
7233 -fno-merge-debug-strings.
7235 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
7237 * config/cris/libgcc.ver: New version-script.
7238 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
7240 * configure.ac <GAS features, nop mnemonic>: Add pattern
7241 crisv32-*-* for "nop".
7242 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
7243 * configure: Regenerate.
7245 2009-03-24 Ira Rosen <irar@il.ibm.com>
7247 PR tree-optimization/39529
7248 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
7249 mark_sym_for_renaming for the tag copied to the new vector
7252 2009-03-24 Arthur Loiret <aloiret@debian.org>
7254 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
7255 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
7256 EXTRA_SPEC_FUNCTIONS.
7257 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
7258 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
7259 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
7260 -march and -mtune options.
7262 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
7264 * config/m68k/t-rtems: Add m5329 multilib.
7266 2009-03-24 Dodji Seketeli <dodji@redhat.com>
7267 Jakub Jelinek <jakub@redhat.com>
7270 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
7273 2009-03-23 Jakub Jelinek <jakub@redhat.com>
7276 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
7277 instead of c_parser_expression_conv, if original_code isn't one of the
7278 4 allowed comparison codes, fail.
7280 2009-03-23 Richard Guenther <rguenther@suse.de>
7282 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
7283 * tree.h (struct tree_type): Likewise.
7284 * reload.h (struct insn_chain): Likewise.
7285 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
7286 * function.h (struct function): Likewise.
7287 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
7289 2009-03-23 Jakub Jelinek <jakub@redhat.com>
7291 PR tree-optimization/39516
7292 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
7294 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
7296 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
7297 should be set true if BITS_PER_WORD of target is bigger than 32
7299 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
7301 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
7302 Translate -B-options to -rpath-link. Correct existing
7303 rpath-link and conditionalize on !nostdlib.
7305 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7307 * doc/extend.texi (Function Attributes, Variable Attributes):
7309 * doc/invoke.texi (Debugging Options, Optimize Options)
7310 (i386 and x86-64 Options, MCore Options): Likewise.
7312 2009-03-20 Jakub Jelinek <jakub@redhat.com>
7315 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
7316 it for block local namespace aliases.
7317 (gen_decl_die): Pass context_die to gen_namespace_die.
7319 2009-03-19 Jakub Jelinek <jakub@redhat.com>
7322 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
7323 minimum or maximum value.
7325 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
7327 * reginfo.c (globalize_reg): Recompute derived reg sets.
7329 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
7332 * libgcc2.c (mprotect): Do not use signed arguments for
7333 VirtualProtect, use DWORD arguments. Also fix the 'may
7334 be used uninitialized' warning for the np variable.
7336 2009-03-19 Jakub Jelinek <jakub@redhat.com>
7339 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
7340 functions using regparm calling conventions when not optimizing.
7341 (ix86_function_sseregparm): Similarly for sseregparm calling
7344 2009-03-19 Li Feng <nemokingdom@gmail.com>
7347 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
7348 dependence if the first conflict is after niter iterations.
7350 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
7353 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
7354 functions with dynamic stack-pointer adjustments.
7356 2009-03-19 Ben Elliston <bje@au.ibm.com>
7358 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
7359 option; change to -msdata=data.
7361 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7363 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
7366 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
7369 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
7371 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
7373 * doc/invoke.texi (Code Gen Options): Expand discussion of
7376 2009-03-18 Jakub Jelinek <jakub@redhat.com>
7378 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
7379 * matrix-reorg.c (struct matrix_info): Likewise.
7380 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
7381 * rtl.h (struct mem_attrs): Likewise.
7382 * df.h (struct df): Likewise.
7383 * tree-data-ref.h (struct data_dependence_relation): Likewise.
7384 * ira-int.h (struct ira_allocno): Likewise.
7385 * df-scan.c (struct df_collection_rec): Likewise.
7386 * ira.c (struct equivalence): Likewise.
7387 * function.c (struct temp_slot): Likewise.
7388 * cfgloop.h (struct loop): Likewise.
7391 * function.c (use_register_for_decl): When not optimizing, disregard
7392 register keyword for variables with types containing methods.
7394 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
7397 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
7398 (is_simple_operand): Call contains_component_ref_p before calling data
7399 reference analysis that would fail on COMPONENT_REFs.
7401 * tree-vrp.c (search_for_addr_array): Fix formatting.
7403 2009-03-18 Richard Guenther <rguenther@suse.de>
7405 * tree-vect-transform.c (vect_loop_versioning): Fold the
7406 generated comparisons.
7407 * tree-vectorizer.c (set_prologue_iterations): Likewise.
7408 (slpeel_tree_peel_loop_to_edge): Likewise.
7410 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7413 * opts.c (print_specific_help): In addition to `undocumented',
7414 accept `separate' and `joined' flags if passed alone. Describe
7415 output by the first matched one of those.
7416 (common_handle_option): Skip over empty strings.
7417 * gcc.c (display_help): Fix help string for `--help='.
7418 * doc/invoke.texi (Option Summary, Overall Options): With
7419 `--help=', classes and qualifiers can both be repeated, but
7420 only the latter can be negated. One should not pass only
7421 negated qualifiers. Fix markup and examples.
7424 2008-10-14 Jakub Jelinek <jakub@redhat.com>
7426 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
7427 and -fhelp=separate.
7429 2009-03-17 Jing Yu <jingyu@google.com>
7432 * function.h (struct rtl_data): Move is_thunk from here...
7433 (struct function): ...to here.
7434 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
7435 * varasm.c (assemble_start_function): Change is_thunk from crtl to
7437 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
7439 (alpha_does_function_need_gp, alpha_start_function): Likewise.
7440 (alpha_output_function_end_prologue): Likewise.
7441 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
7442 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
7443 (rs6000_output_function_epilogue): Likewise.
7444 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
7446 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
7449 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
7450 from different units in a single alternative.
7451 (*truncdfsf_i387): Ditto.
7452 (*truncxfsf2_mixed): Ditto.
7453 (*truncxfdf2_mixed): Ditto.
7455 2009-03-17 Jakub Jelinek <jakub@redhat.com>
7457 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
7458 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
7461 * tree-ssa-live.c (remove_unused_locals): Don't remove local
7462 unused non-artificial variables when not optimizing.
7465 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
7466 DW_TAG_imported_module even if decl is IMPORTED_DECL with
7467 NAMESPACE_DECL in its DECL_INITIAL.
7470 * optabs.c (set_user_assembler_libfunc): New function.
7471 * expr.h (set_user_assembler_libfunc): New prototype.
7472 * c-common.c: Include libfuncs.h.
7473 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
7474 for memcmp, memset, memcpy, memmove and abort.
7475 * Makefile.in (c-common.o): Depend on libfuncs.h.
7478 * dwarf2out.c (gen_inlined_enumeration_type_die,
7479 gen_inlined_structure_type_die, gen_inlined_union_type_die,
7480 gen_tagged_type_instantiation_die): Removed.
7481 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
7484 2009-03-17 Janis Johnson <janis187@us.ibm.com>
7487 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
7489 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
7490 (check-parallel-%): Ditto.
7491 (check-consistency): Ditto.
7493 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
7495 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
7496 local variable rhs by NULL_TREE.
7498 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7501 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
7503 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7506 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
7508 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7511 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
7512 for ms->sysv ABI calls only in 64bit mode.
7514 * config/i386/i386.md (untyped_call): Support 32bit.
7516 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
7518 * doc/extend.texi: Replace x86_65 with x86_64.
7520 2009-03-16 Jakub Jelinek <jakub@redhat.com>
7522 PR tree-optimization/39455
7523 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
7524 mismatches for POINTER_TYPE_P (type).
7525 (number_of_iterations_le): Likewise.
7527 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7529 * config/picochip/picochip.c: Removed profiling support.
7530 * config/picochip/picochip.md: Removed profiling instruction.
7531 * config/picochip/picochip.h: Removed profiling builtin.
7533 2009-03-16 Joseph Myers <joseph@codesourcery.com>
7535 * doc/install.texi (--with-host-libstdcxx): Document.
7537 2009-03-14 Anatoly Sokolov <aesok@post.ru>
7540 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
7541 generate a warning if the function name does not begin with
7542 "__vector" and the function has either the 'signal' or 'interrupt'
7543 attribute, from here to ...
7544 (avr_declare_function_name): ...here. New function.
7545 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
7546 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
7548 2009-03-14 Jakub Jelinek <jakub@redhat.com>
7551 * cse.c (fold_rtx): Don't modify original const_arg1 when
7552 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
7553 separate variable instead.
7554 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
7555 from out of range shift counts.
7556 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
7558 2009-03-13 Catherine Moore <clm@codesourcery.com>
7560 * config/i386/x-mingw32 (host-mingw32.o): Replace
7561 diagnostic.h with $(DIAGNOSTIC_H).
7563 2009-03-12 Jakub Jelinek <jakub@redhat.com>
7566 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
7568 * config/i386/sync.md (sync_compare_and_swap<mode>,
7569 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
7570 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
7572 (sync_double_compare_and_swapdi_pic,
7573 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
7574 cmpxchg8b_pic_memory_operand instead of just memory_operand.
7576 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7579 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
7581 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7584 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7585 (avx_addsubv4df3): Likewise.
7586 (*avx_addsubv4sf3): Likewise.
7587 (sse3_addsubv4sf3): Likewise.
7589 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7592 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
7594 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
7597 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
7598 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
7599 registers for allocnos created from user-defined variables.
7601 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7604 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
7605 of non-integer mode as well.
7607 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
7609 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
7610 for functions for which the parameter types are unknown.
7612 2009-03-11 Jakub Jelinek <jakub@redhat.com>
7615 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
7616 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
7617 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
7618 * config/i386/i386.c (ix86_local_alignment): For
7619 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
7620 long long variables on the stack to avoid dynamic realignment.
7621 Allow the first argument to be a decl rather than type.
7622 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
7624 2009-03-11 Nick Clifton <nickc@redhat.com>
7627 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
7629 Add description to mno-lsim option.
7630 * config/mcore/mcore.h: Remove comment about deprecated m4align
7632 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
7633 * doc/invoke.texi: Add description of mno-lsim and
7634 mstack-increment options.
7636 * config/fr30/fr30.opt: Document the -mno-lsim option.
7637 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
7638 and -mno-lsim options.
7640 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7642 * fold-const.c (fold_comparison): Only call fold_inf_compare
7643 if the mode supports infinities.
7645 2009-03-11 Jason Merrill <jason@redhat.com>
7648 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
7649 end already did. Notice GIMPLE_CALL modifications of the result.
7650 Don't copy debug information from an ignored decl or a decl from
7653 2009-03-10 Richard Guenther <rguenther@suse.de>
7654 Nathan Froyd <froydnj@codesourcery.com>
7657 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
7658 (__divMODE3): Likewise.
7660 2009-03-09 Jakub Jelinek <jakub@redhat.com>
7662 PR tree-optimization/39394
7663 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
7664 DECL_SIZE_UNIT of variable length FIELD_DECLs.
7666 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7668 * recog.c (verfiy_changes): Disallow renaming of hard regs in
7669 inline asms for register asm ("") declarations.
7671 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
7673 * fold-const.c (fold_unary): Fix comment.
7675 2009-03-07 Jan Hubicka <jh@suse.cz>
7678 * tree-inline.c (setup_one_parameter): Do replacement of const
7679 argument by constant in SSA form.
7681 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7684 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
7685 determine alignment passed to assign_stack_local.
7686 (assign_parms_unsplit_complex): Likewise.
7687 * except.c (sjlj_build_landing_pads): Likewise.
7689 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7692 * tree-flow.h (add_referenced_var): Return bool instead of void.
7693 * tree-dfa.c (add_referenced_var): Return result of
7694 referenced_var_check_and_insert call.
7695 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
7696 of referenced_var_check_and_insert.
7699 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
7700 (gen_variable_die): Emit DW_AT_location on abstract static variable's
7701 DIE, don't emit it if abstract origin already has it.
7702 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
7703 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
7705 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7707 * genpreds.c (needs_variable): Fix parentheses at variable name
7709 (write_tm_constrs_h): Indent generated code.
7711 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7713 * doc/extend.texi (Function Attributes): Add documentation
7716 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7719 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
7720 take locus from its DECL_SOURCE_LOCATION instead of input_location.
7722 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7724 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
7727 2009-03-05 Jakub Jelinek <jakub@redhat.com>
7730 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
7731 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
7733 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
7735 * config/i386/i386.md (R8_REG, R9_REG): New constants.
7736 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
7737 constants instead of magic numbers.
7738 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
7740 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
7741 (x86_64_ms_abi_int_parameter_registers): Ditto.
7742 (x86_64_int_return_registers): Ditto.
7743 (ix86_maybe_switch_abi): Ditto.
7744 (ix86_expand_call): Ditto for clobbered_registers array.
7745 (ix86_hard_regno_mode_ok): Ditto.
7746 (x86_extended_QIreg_mentioned_p): Ditto.
7748 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
7750 PR tree-optimization/39349
7751 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
7753 * combine.c (gen_lowpart_for_combine): Use omode when generating
7756 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
7758 PR rtl-optimization/39235
7759 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
7761 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7763 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
7765 2009-03-04 Richard Guenther <rguenther@suse.de>
7767 PR tree-optimization/39362
7768 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
7769 that occur in abnormal PHIs should be varying.
7771 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7773 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
7775 (simple_iv): Take loop as an argument instead of statement.
7776 * tree-scalar-evolution.h (simple_iv): Declaration changed.
7777 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
7779 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
7781 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
7782 * matrix-reorg.c (analyze_transpose): Ditto.
7783 * tree-data-ref.c (dr_analyze_innermost): Ditto.
7784 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7785 * tree-predcom.c (ref_at_iteration): Ditto.
7786 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
7788 2009-03-04 Richard Guenther <rguenther@suse.de>
7790 PR tree-optimization/39358
7791 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
7792 escaped_id and callused_id.
7793 (solve_graph): Likewise.
7795 2009-03-04 Richard Guenther <rguenther@suse.de>
7797 PR tree-optimization/39339
7798 * tree-sra.c (try_instantiate_multiple_fields): Make it
7799 no longer ICE on the above.
7801 2009-03-03 Joseph Myers <joseph@codesourcery.com>
7803 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
7804 that fits within Pmode.
7806 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7809 * tm.texi (LIBCALL_VALUE): Update description.
7811 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7814 * doc/extend.texi (section): Update description.
7816 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
7819 * tree-inline.c (remapped_type): New.
7820 (can_be_nonlocal): Call remapped_type instead of remap_type.
7822 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7825 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
7826 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
7828 2009-03-03 Richard Guenther <rguenther@suse.de>
7831 * tree.c (tree_nonartificial_location): New function.
7832 * tree.h (tree_nonartificial_location): Declare.
7833 * builtins.c (expand_builtin_memory_chk): Provide location
7834 of the call location for artificial function pieces.
7835 (maybe_emit_chk_warning): Likewise.
7836 (maybe_emit_sprintf_chk_warning): Likewise.
7837 (maybe_emit_free_warning): Likewise.
7838 * expr.c (expand_expr_real_1): Likewise.
7840 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7842 PR tree-optimization/39343
7843 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
7844 COMPONENT_REF t has ARRAY_TYPE.
7846 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
7849 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
7850 when the type precision of the induction variable should be
7851 larger than the type precision of nit.
7852 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
7853 * graphite.c (graphite_loop_normal_form): Same.
7854 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
7856 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7858 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
7859 (*call_1_rex64_ms_sysv): Use named constants instead of magic
7860 numbers to describe clobbered registers.
7861 (*call_value_0_rex64_ms_sysv): Ditto.
7862 * config/i386/mmx.md (mmx_emms): Ditto.
7865 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
7867 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
7870 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7872 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
7873 (spu_section_type_flags): New function.
7875 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7877 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
7878 reg_class_contents of FLOAT_REGS into a temporary.
7880 2009-03-02 Richard Guenther <rguenther@suse.de>
7881 Ira Rosen <irar@il.ibm.com>
7883 PR tree-optimization/39318
7884 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
7885 information to the vectorized statement.
7887 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
7889 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
7890 variable. Use defined names instead of magic constants for REX SSE
7893 2009-03-01 Richard Guenther <rguenther@suse.de>
7895 PR tree-optimization/39331
7896 * omp-low.c (lower_send_shared_vars): Do not receive new
7897 values for the reference of DECL_BY_REFERENCE parms or results.
7899 2009-03-01 Jan Hubicka <jh@suse.cz>
7902 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
7903 BLOCK_NONLOCALIZED_VAR): New macros.
7904 (tree_block): Add nonlocalized_vars.
7905 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
7906 gen_decl_die): Add origin argument. Allow generation of die with
7907 origin at hand only.
7908 (gen_member_die, gen_type_die_with_usage, force_decl_die,
7909 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
7911 (gen_block_die): Fix checking for unused blocks.
7912 (process_scope_var): Break out from .... ; work with origins only.
7913 (decls_for_scope) ... here; process nonlocalized list.
7914 (dwarf2out_ignore_block): Look for nonlocalized vars.
7915 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
7917 (dump_scope_block): Dump them.
7918 * tree-inline.c (remap_decls): Handle nonlocalized vars.
7919 (remap_block): Likewise.
7920 (can_be_nonlocal): New predicate.
7921 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
7923 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7925 * configure: Regenerate.
7927 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7929 * optc-gen.awk: No need to duplicate option flags twice.
7930 Reuse help texts for duplicate options which do not have any.
7932 * gcc.c (display_help): Document --version.
7934 * gcc.c (main): If print_help_list and verbose_flag, ensure
7935 driver output comes before subprocess output.
7937 * optc-gen.awk: Assign all remaining fields to help string,
7938 space-separated, for multi-line help in *.opt.
7940 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
7941 -Wno-pedantic-ms-format is for MinGW targets only.
7943 * doc/options.texi (Option file format): Fix bad indentation,
7944 restoring dropped sentence.
7946 2009-02-28 Jan Hubicka <jh@suse.cz>
7948 * tree-inline.c (tree_function_versioning): Output debug info.
7950 2009-02-28 Jan Hubicka <jh@suse.cz>
7953 * tree-inline.c (setup_one_parameter): Do not copy propagate
7954 arguments when not optimizing.
7956 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
7959 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7960 (avx_addsubv4df3): Likewise.
7961 (*avx_addsubv4sf3): Likewise.
7962 (sse3_addsubv4sf3): Likewise.
7963 (*avx_addsubv2df3): Likewise.
7964 (sse3_addsubv2df3): Likewise.
7965 (avx_unpckhps256): Correct item selectors.
7966 (avx_unpcklps256): Likewise.
7967 (avx_unpckhpd256): Likewise.
7968 (avx_unpcklpd256): Likewise.
7970 2009-02-28 Jan Hubicka <jh@suse.cz>
7972 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7974 (copy_arguments_for_versioning): If var is declared don't declare it.
7975 (tree_function_versioning): First setup substitutions and then copy
7978 2009-02-27 Jan Hubicka <jh@suse.cz>
7981 * cgraph.h (varpool_output_debug_info): Remove.
7982 * cgraphunit.c (varpool_output_debug_info): Remove.
7983 * dwarf2out.c (deferred_locations_struct): New struct
7984 (deferred_locations): New type.
7985 (deferred_locations_list): New static var.
7986 (deffer_location): New function.
7987 (gen_variable_die): Use it.
7988 (decls_for_scope): Output info on local static vars.
7989 (dwarf2out_finish): Process deferred locations.
7990 * varpool.c (varpool_output_debug_info): Remove.
7992 2009-02-27 Jan Hubicka <jh@suse.cz>
7995 * tree.h (TREE_PROTECTED): Fix comment.
7996 (BLOCK_HANDLER_BLOCK): Remove.
7997 (struct tree_block): Remove handler_block add body_block.
7998 (inlined_function_outer_scope_p): New.
7999 (is_body_block): Remove.
8000 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
8001 * dwarf2out.c (is_inlined_entry_point): Remove.
8002 (add_high_low_attributes): Use inlined_function_outer_scope_p.
8003 (gen_block_die): Use is_inlined_entry_point check. Remove body block
8005 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
8006 * gimplify.c (gimplify_expr): Gimplify body blocks.
8007 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
8008 block with multiple subblocks.
8009 (dump_scope_block): Prettier output; dump more flags and info.
8010 (dump_scope_blocks): New.
8011 (remove_unused_locals): Use dump_scope_blocks.
8012 * tree-flow.h (dump_scope_blocks): Declare.
8013 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
8014 * stmt.c (is_body_block): Remove.
8015 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
8016 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
8018 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
8021 * graphite.c (graphite_loop_normal_form): Do not call
8022 number_of_iterations_exit from a gcc_assert.
8024 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8026 * config/s390/s390.c (s390_swap_cmp): Look for conditional
8027 jumps if COND is NULL.
8028 (find_cond_jump): New function.
8029 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
8030 * config/s390/s390.md: Remove z10_cobra attribute value.
8032 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
8034 * config/alpha/alpha.h (alpha_expand_mov): Return false if
8035 force_const_mem returns NULL_RTX.
8037 2009-02-26 Jan Hubicka <jh@suse.cz>
8040 * cgraph.h (varpool_output_debug_info): Remove.
8041 * cgraphunit.c (varpool_output_debug_info): Remove.
8042 * dwarf2out.c (deferred_locations_struct): New struct
8043 (deferred_locations): New type.
8044 (deferred_locations_list): New static var.
8045 (deffer_location): New function.
8046 (gen_variable_die): Use it.
8047 (decls_for_scope): Output info on local static vars.
8048 (dwarf2out_finish): Process deferred locations.
8049 * varpool.c (varpool_output_debug_info): Remove.
8051 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
8053 PR rtl-optimization/39241
8054 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
8055 to subreg_offset_representable_p.
8057 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
8059 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
8060 execute function prototype. Get f and nregs from max_reg_num
8061 and get_insns. Remove the first backward pass as it's dead,
8062 guard the forward pass by flag_expensive_optimizations.
8063 (rest_of_handle_regmove): Delete.
8064 (pass_regmove): Replace it with regmove_optimize.
8066 2009-02-25 Martin Jambor <mjambor@suse.cz>
8068 PR tree-optimization/39259
8069 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
8070 calls_alloca function flags.
8071 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
8074 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
8076 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
8077 flags_set_1_rtx, flags_set_1_set): Delete.
8078 (regmove_optimize): Do not call mark_flags_life_zones.
8080 2009-02-24 Julian Brown <julian@codesourcery.com>
8083 * config/arm/arm.c (require_pic_register): Only set
8084 cfun->machine->pic_reg once per function.
8086 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
8088 * doc/invoke.texi (Link Options): Document an easier way to pass
8089 options that take arguments to the GNU linker using -Xlinker and -Wl.
8091 2009-02-24 Steve Ellcey <sje@cup.hp.com>
8094 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
8096 2009-02-24 Richard Guenther <rguenther@suse.de>
8099 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
8101 2009-02-24 Richard Guenther <rguenther@suse.de>
8102 Zdenek Dvorak <ook@ucw.cz>
8104 PR tree-optimization/39233
8105 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
8106 from converting them to a generic type.
8108 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
8110 PR tree-optimization/39260
8111 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
8112 contains a condition with a real type.
8113 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
8115 2009-02-23 Jason Merrill <jason@redhat.com>
8118 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
8119 narrowing_initializer_constant_valid_p.
8120 (narrowing_initializer_constant_valid_p): Don't return
8121 null_pointer_node for adding a pointer to itself.
8123 2009-02-23 Jan Hubicka <jh@suse.cz>
8126 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
8129 2009-02-23 Jan Hubicka <jh@suse.cz>
8131 PR tree-optimization/37709
8132 * tree.c (block_ultimate_origin): Move here from dwarf2out.
8133 * tree.h (block_ultimate_origin): Declare.
8134 * dwarf2out.c (block_ultimate_origin): Move to tree.c
8135 * tree-ssa-live.c (remove_unused_scope_block_p):
8136 Eliminate blocks containig no instructions nor live variables nor
8138 (dump_scope_block): New function.
8139 (remove_unused_locals): Enable removal of dead blocks by default;
8140 enable dumping at TDF_DETAILS.
8142 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
8144 * config/i386/i386.c (classify_argument): Don't allow COImode
8146 (function_arg_advance_32): Don't allow OImode.
8147 (function_arg_32): Likewise.
8148 (function_value_32): Likewise.
8149 (return_in_memory_32): Likewise.
8150 (function_arg_64): Remove OImode comment.
8152 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
8155 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
8156 ix86_expand_vector_set for V4DImode in 64bit mode only.
8157 (ix86_expand_vector_init_one_var): Likewise.
8159 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
8161 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
8163 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
8166 * loop-iv.c: Revert last change.
8167 * emit-rtl.c: Likewise.
8169 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
8172 * config/i386/i386.c (type_natural_mode): Remove an extra
8173 space in the warning message.
8174 (function_value_32): Handle 32-byte vector modes.
8175 (return_in_memory_32): Likewise.
8177 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
8179 * loop-iv.c (truncate_value): New function.
8180 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
8182 (lowpart_subreg): Move to...
8183 * emit-rtl.c: ...here.
8185 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
8187 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
8188 accidental and undocumented change at revision 140860.
8190 2009-02-21 Joseph Myers <joseph@codesourcery.com>
8192 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
8193 take gimple_seq * arguments.
8194 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
8195 types_compatible_p langhook.
8197 2009-02-20 Mark Mitchell <mark@codesourcery.com>
8198 Joseph Myers <joseph@codesourcery.com>
8200 * config/arm/arm.c (arm_builtin_va_list): New function.
8201 (arm_expand_builtin_va_start): Likewise.
8202 (arm_gimplify_va_arg_expr): Likewise.
8203 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
8204 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
8205 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
8206 (va_list_type): New variable.
8207 (arm_mangle_type): Mangle va_list_type appropriately.
8209 2009-02-20 Jakub Jelinek <jakub@redhat.com>
8212 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
8213 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
8214 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
8215 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
8216 parameter to 1000 for -O1 by default.
8217 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
8219 * loop-invariant.c: Include params.h.
8220 (move_loop_invariants): Don't call move_single_loop_invariants on
8223 2009-02-20 Jaka Mocnik <jaka@xlab.si>
8225 * calls.c (emit_library_call_value_1): Use slot_offset instead of
8226 offset when calculating bounds for indexing stack_usage_map. Fixes
8227 a buffer overflow with certain target setups.
8229 2009-02-20 Jakub Jelinek <jakub@redhat.com>
8232 * calls.c (expand_call): Clear try_tail_call if caller and callee
8233 disagree in promotion of function return value.
8235 2009-02-19 Jakub Jelinek <jakub@redhat.com>
8238 * c-common.c (c_determine_visibility): If visibility changed and
8239 DECL_RTL has been already set, call make_decl_rtl to update symbol
8242 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
8245 * varasm.c (assemble_variable): Don't check DECL_NAME when
8246 globalizing a variable.
8248 2009-02-19 Joseph Myers <joseph@codesourcery.com>
8251 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
8252 expression before any __builtin_trap call.
8253 * c-typeck.c (build_function_call): Convert and check function
8254 arguments before generating a call to a trap. Evaluate the
8255 function arguments before the trap.
8257 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
8260 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
8261 (UNSPEC_FXAM_MEM): New unspec.
8262 (fxam<mode>2_i387_with_temp): New insn and split pattern.
8263 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
8264 memory using fxam<mode>2_i387_with_temp to remove excess precision.
8266 2009-02-19 Richard Guenther <rguenther@suse.de>
8268 PR tree-optimization/39207
8269 PR tree-optimization/39074
8270 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
8271 storedanything_tree): New.
8272 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
8273 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
8274 (build_succ_graph): Add edges from STOREDANYTHING to all
8276 (init_base_vars): Initialize STOREDANYTHING.
8277 (compute_points_to_sets): Free substitution info after
8278 building the succ graph.
8279 (ipa_pta_execute): Likewise.
8281 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
8283 (do_ds_constraint): Do not add to special var or non-pointer
8285 (type_could_have_pointers): Split out from ...
8286 (could_have_pointers): ... here. For arrays use the element type.
8287 (create_variable_info_for): Initialize may_have_pointers.
8288 (new_var_info): Likewise.
8289 (handle_lhs_call): Make the HEAP variable unknown-sized.
8290 (intra_create_variable_infos): Use a type with pointers for
8291 PARM_NOALIAS, make it unknown-sized.
8293 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
8296 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
8298 2009-02-18 Jason Merrill <jason@redhat.com>
8301 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
8302 value if DECL_EXTERNAL.
8303 * tree-sra.c (sra_walk_gimple_assign): Likewise.
8304 * target.h (gcc_target::binds_local_p): Clarify "module".
8305 * tree.h (TREE_PUBLIC): Clarify "module".
8307 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
8310 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
8311 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
8313 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
8316 * c.opt (Wabi): Support C and ObjC.
8319 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
8321 * config/i386/i386.c (classify_argument): Warn once about the ABI
8322 change when passing union with long double.
8324 * doc/invoke.texi: Update -Wabi for warning psABI changes.
8326 2009-02-18 Joseph Myers <joseph@codesourcery.com>
8329 * c-parser.c (c_parser_compound_statement): Always enter and leave
8332 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8335 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
8337 2009-02-18 Jakub Jelinek <jakub@redhat.com>
8339 PR tree-optimization/36922
8340 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
8341 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
8344 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8346 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
8349 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8351 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
8353 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8355 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
8358 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
8359 Richard Sandiford <rdsandiford@googlemail.com>
8361 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
8362 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
8363 (loongson_biadd): ...this.
8365 2009-02-17 Richard Guenther <rguenther@suse.de>
8367 PR tree-optimization/39202
8368 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
8369 a var make sure to follow existing collapses.
8371 2009-02-17 Richard Guenther <rguenther@suse.de>
8374 * langhooks.c (lhd_print_error_function): Check for NULL block.
8376 2009-02-17 Richard Guenther <rguenther@suse.de>
8378 PR tree-optimization/39204
8379 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
8382 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
8384 * config/soft-fp/double.h: Update from glibc CVS.
8386 2009-02-17 Richard Guenther <rguenther@suse.de>
8388 PR tree-optimization/39207
8389 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
8390 strict-aliasing warnings for pointers pointing to NULL.
8392 2009-02-16 Joseph Myers <joseph@codesourcery.com>
8395 * c-parser.c (c_parser_braced_init): Call pop_init_level when
8396 skipping until next close brace.
8398 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
8401 * config/i386/i386.c (ix86_expand_push): Set memory alignment
8402 to function argument boundary.
8404 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8406 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
8407 in the lea_add. Reload eventually constraints it properly.
8408 * config/picochip/constraints.md: Remove the target constraint
8409 "b", since it is not needed anymore.
8411 2009-02-16 Jakub Jelinek <jakub@redhat.com>
8413 * gthr-dce.h: Uglify function parameter and local variable names.
8414 * gthr-gnat.h: Likewise.
8415 * gthr-mipssde.h: Likewise.
8416 * gthr-nks.h: Likewise.
8417 * gthr-posix95.h: Likewise.
8418 * gthr-posix.h: Likewise.
8419 * gthr-rtems.h: Likewise.
8420 * gthr-single.h: Likewise.
8421 * gthr-solaris.h: Likewise.
8422 * gthr-tpf.h: Likewise.
8423 * gthr-vxworks.h: Likewise.
8424 * gthr-win32.h: Likewise.
8426 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
8429 * config/i386/i386.md: Restrict the new peephole2 to move
8430 between MMX/SSE registers.
8432 2009-02-15 Richard Guenther <rguenther@suse.de>
8435 2009-02-13 Richard Guenther <rguenther@suse.de>
8437 * configure.ac: Enable LFS.
8438 * configure: Re-generate.
8439 * config.in: Likewise.
8441 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8443 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
8444 spu_srqwbyte, spu_srqwbytebc): Define.
8445 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
8446 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
8447 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
8448 "shrqby_<mode>"): New insn-and-split patterns.
8449 * config/spu/spu.c (expand_builtin_args): Determine and return
8450 number of operands using spu_builtin_description data.
8451 (spu_expand_builtin_1): Use it.
8453 2009-02-13 Steve Ellcey <sje@cup.hp.com>
8456 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
8459 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8462 * config/i386/i386.c (override_options): Correct warning
8463 messages for -malign-loops, -malign-jumps and -malign-functions.
8465 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8468 * config/i386/i386.md: Restrict the new peephole2 to move
8469 between the general purpose registers.
8471 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8474 * config/i386/i386.c (type_natural_mode): Add a new argument.
8475 Return the original mode and warn ABI change if vector size is 32byte.
8476 (function_arg_advance): Updated.
8477 (function_arg): Likewise.
8478 (ix86_function_value): Likewise.
8479 (ix86_return_in_memory): Likewise.
8480 (ix86_sol10_return_in_memory): Likewise.
8481 (ix86_gimplify_va_arg): Likewise.
8482 (function_arg_32): Don't warn ABX ABI change here.
8483 (function_arg_64): Likewise.
8485 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
8487 * loop-iv.c (implies_p): In the final case, test that operands 0
8488 of the two comparisons match.
8490 * config/bfin/bfin.c (find_prev_insn_start): New function.
8491 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
8492 (find_next_insn_start): Move.
8494 2009-02-13 Richard Guenther <rguenther@suse.de>
8496 * configure.ac: Enable LFS.
8497 * configure: Re-generate.
8498 * config.in: Likewise.
8500 2009-02-13 Joseph Myers <joseph@codesourcery.com>
8503 * c-parser.c (c_parser_parms_list_declarator): Discard pending
8504 sizes on syntax error after some arguments have been parsed.
8506 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8508 * doc/invoke.texi (-fira): Remove.
8510 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8512 * caller-save.c: Replace regclass.c with reginfo.c in comments.
8513 * recog.c: Likewise.
8516 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
8518 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
8519 (umul_ppmm): Likewise.
8520 (count_leading_zeros): Likewise.
8521 (count_trailing_zeros): Likewise.
8522 (UMUL_TIME): Likewise.
8524 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8526 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
8527 soft-fp/t-softfp to tmake_file.
8529 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
8530 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
8531 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
8532 IA64_BUILTIN_INFQ]: New.
8533 (ia64_init_builtins): Initialize __builtin_infq,
8534 __builtin_fabsq and __builtin_copysignq if not HPUX.
8535 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
8536 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
8538 * config/ia64/lib1funcs.asm (__divtf3): Define only if
8540 (__fixtfti): Likewise.
8541 (__fixunstfti): Likewise.
8542 (__floattitf): Likewise.
8544 * config/ia64/libgcc-glibc.ver: New.
8545 * config/ia64/t-fprules-softfp: Likewise.
8546 * config/ia64/sfp-machine.h: Likewise.
8548 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
8549 (LIBGCC2_TF_CEXT): Likewise.
8550 (TF_SIZE): Likewise.
8551 (TARGET_INIT_LIBFUNCS): Likewise.
8553 * config/ia64/t-glibc (SHLINB_MAPFILES):
8554 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
8556 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8558 * config/i386/i386.c (construct_container): Rewrite processing
8559 BLKmode with X86_64_SSE_CLASS.
8561 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
8564 * config/i386/i386.md: Replace simplify_replace_rtx with
8565 replace_rtx in the new peephole2.
8567 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
8569 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
8570 loop unrolling do not happen at -O2.
8572 2009-02-12 Michael Matz <matz@suse.de>
8574 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
8576 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8578 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
8581 2009-02-12 Ben Elliston <bje@au.ibm.com>
8583 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
8584 patterns when updating the back chain. Missed in the 2009-02-10
8587 2009-02-11 Janis Johnson <janis187@us.ibm.com>
8589 * doc/extend.texi (Decimal Floating Types): Update identifier of
8590 draft TR and list of missing support.
8592 2009-02-11 Jakub Jelinek <jakub@redhat.com>
8595 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
8596 bit to variable length decl's flags, add it also to its
8597 pointer replacement variable.
8599 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
8600 Jakub Jelinek <jakub@redhat.com>
8603 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
8604 (memory_blockage): New expander.
8605 (*memory_blockage): New insn pattern.
8606 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
8607 instead of general blockage at the end of function prologue when
8608 frame pointer is used to access red zone area. Do not emit blockage
8609 when profiling, it is emitted in generic code.
8610 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
8611 function epilogue when frame pointer is used to access red zone area.
8613 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
8616 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
8617 by arithmetic with memory operands.
8618 * config/i386/predicates.md (commutative_operator): New.
8620 2009-02-10 Janis Johnson <janis187@us.ibm.com>
8622 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
8625 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
8627 * alias.h (record_alias_subset): Declare.
8628 * alias.c (record_alias_subset): Make global.
8630 2009-02-10 Nick Clifton <nickc@redhat.com>
8632 * tree-parloops.c: Change license to GPLv3.
8633 * ipa-struct-reorg.c: Change license to GPLv3.
8634 * ipa-struct-reorg.h: Change license to GPLv3.
8636 2009-02-10 Steve Ellcey <sje@cup.hp.com>
8639 * c-decl.c (start_struct): Return NULL on error.
8641 2009-02-10 Jakub Jelinek <jakub@redhat.com>
8644 * cfgloopmanip.c (remove_path): Call remove_bbs after
8645 cancel_loop_tree, not before it.
8648 * function.h (struct function): Add has_local_explicit_reg_vars bit.
8649 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
8650 VAR_DECLs were seen.
8651 * tree-ssa-live.c (remove_unused_locals): Recompute
8652 cfun->has_local_explicit_reg_vars.
8653 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
8654 copies or clearings if cfun->has_local_explicit_reg_vars.
8656 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
8659 * config/i386/i386.c (expand_prologue): Emit blockage at the end
8660 of function prologue when frame pointer is used to access
8663 2009-02-10 Richard Guenther <rguenther@suse.de>
8666 * gimplify.c (gimple_regimplify_operands): Always look if
8667 we need to create a temporary.
8669 2009-02-10 Richard Guenther <rguenther@suse.de>
8671 PR tree-optimization/39132
8672 * tree-loop-distribution.c (todo): New global var.
8673 (generate_memset_zero): Trigger TODO_rebuild_alias.
8674 (tree_loop_distribution): Return todo.
8676 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
8679 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
8680 (x86_64_reg_class_name): Removed.
8681 (classify_argument): Return 0 if bytes > 32. Return 0 if the
8682 first one isn't X86_64_SSE_CLASS or any other ones aren't
8683 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
8684 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
8685 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
8686 and 3 X86_64_SSEUP_CLASS.
8687 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
8688 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
8690 2009-02-10 Ben Elliston <bje@au.ibm.com>
8692 * config/rs6000/rs6000.md (allocate_stack): Always use an update
8693 form instruction to update the stack back chain word, even if the
8694 user has disabled the generation of update instructions.
8695 (movdi_<mode>_update_stack): New.
8696 (movsi_update_stack): Likewise.
8697 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
8698 always use an update form instruction to update the stack back
8701 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
8704 * graphite.c (if_region_set_false_region): After moving a region in
8705 the false branch of a condition, remove the empty dummy basic block.
8706 (gloog): Remove wrong fix for PR38953.
8708 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8710 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
8711 generation due to implicit sign extension.
8713 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
8716 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
8717 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
8719 2009-02-09 Richard Guenther <rguenther@suse.de>
8722 * convert.c (convert_to_real): Disable (float)fn((double)x)
8723 to fnf(x) conversion if errno differences may occur and
8724 -fmath-errno is set.
8726 2009-02-07 Anatoly Sokolov <aesok@post.ru>
8728 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
8729 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8730 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8732 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8735 * c-common.c (handle_alias_attribute): Disallow attribute for
8736 anything not a FUNCTION_DECL or VAR_DECL.
8738 2009-02-06 Janis Johnson <janis187@us.ibm.com>
8741 * real.c (do_compare): Special-case compare of zero against
8742 decimal float value.
8744 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8747 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
8748 as indicating flexible array members unless the field itself is
8749 being declarared as the incomplete array.
8751 2009-02-06 Jan Hubicka <jh@suse.cz>
8753 PR tree-optimization/38844
8754 * ipa-inline.c (try_inline): Stop inlining recursion when edge
8757 2009-02-06 Richard Guenther <rguenther@suse.de>
8760 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
8761 fork because we may expand it as __gcov_fork.
8763 2009-02-06 Nick Clifton <nickc@redhat.com>
8765 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
8767 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
8769 PR tree-optimization/35659
8770 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
8771 vn_phi_eq): Shortcut if hashcode does not match.
8772 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
8774 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
8775 and avoid iterative_hash_expr.
8776 (FOR_EACH_VALUE_ID_IN_SET): New.
8777 (value_id_compare): Remove.
8778 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
8779 sort expressions by value id.
8781 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
8784 * config/sh/predicates.md (general_movsrc_operand): Don't check
8785 the subreg of system registers here.
8787 2009-02-05 Jakub Jelinek <jakub@redhat.com>
8790 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
8793 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
8795 PR rtl-optimization/39110
8796 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
8797 addresses, not aligned ones.
8799 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
8800 Richard Guenther <rguenther@suse.de>
8802 PR tree-optimization/39100
8803 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
8804 comment says and add edges.
8806 2009-02-05 Joseph Myers <joseph@codesourcery.com>
8809 * c-common.c (handle_tls_model_attribute): Ignore attribute for
8810 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
8812 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
8814 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
8815 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
8816 register_bb_in_sese, new_sese, free_sese): Moved.
8817 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
8818 outermost_loop_in_scop, build_scop_iteration_domain,
8819 expand_scalar_variables_ssa_name, get_vdef_before_scop,
8820 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
8821 Use loop_in_sese_p instead of loop_in_scop_p.
8822 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
8823 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
8824 (scopdet_basic_block_info): Fix bug in scop detection.
8825 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
8826 eq_loop_to_cloog_loop): Remove.
8827 (nb_loops_around_loop_in_scop, nb_loop
8828 ref_nb_loops): Moved here...
8829 * graphite.h (ref_nb_loops): ... from here.
8830 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
8831 (loop_domain_dim, loop_iteration_vector_dim): Remove.
8832 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
8833 * testsuite/gcc.dg/graphite/scop-19.c: New
8835 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
8836 Hans-Peter Nilsson <hp@axis.com>
8838 PR rtl-optimization/37889
8839 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
8840 Move offset handling from PLUS to before the switch. Use new
8841 arguments when considering SYMBOL_REFs too.
8842 (rtx_addr_can_trap_p): Pass dummy offset and size.
8843 (enum may_trap_p_flags): Remove.
8844 (may_trap_p_1): Pass size from MEM_SIZE.
8846 PR rtl-optimization/38921
8847 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
8848 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
8849 * rtlanal.c (may_trap_after_code_motion_p): Delete.
8850 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
8852 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
8854 AVX Programming Reference (January, 2009)
8855 * config/i386/sse.md (*vpclmulqdq): New.
8857 2009-02-04 Jakub Jelinek <jakub@redhat.com>
8859 PR tree-optimization/38977
8860 PR gcov-profile/38292
8861 * calls.c (special_function_p): Disregard __builtin_ prefix.
8863 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
8865 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
8866 non-indexable addresses even before reload.
8868 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8871 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
8872 as having variable size. Do not give an error for unnamed
8873 parameters with [*] declarators. Give a warning for type names
8874 with [*] declarators and mark them as variable size.
8875 * c-parser.c (c_parser_sizeof_expression): Do not give an error
8876 for sizeof applied to [*] type names.
8878 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8881 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
8883 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8885 * gcc.c (process_command): Update copyright notice dates.
8886 * gcov.c (print_version): Likewise.
8887 * gcov-dump.c (print_version): Likewise.
8888 * mips-tfile.c (main): Likewise.
8889 * mips-tdump.c (main): Likewise.
8891 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8894 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
8895 for composite type involving a zero-length array type.
8897 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8900 * function.c (match_asm_constraints_1): Skip over
8901 initial optional % in the constraint.
8904 * c-parser.c (c_parser_postfix_expression): If fixed point is not
8905 supported, don't accept FIXED_CSTs.
8906 * c-decl.c (finish_declspecs): Error if fixed point is not supported
8907 and _Sat is used without _Fract/_Accum. Set specs->type to
8908 integer_type_node for cts_fract/cts_accum if fixed point is not
8911 2009-02-02 Catherine Moore <clm@codesourcery.com>
8913 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
8915 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
8917 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
8918 (ABI_HAS_64BIT_SYMBOLS): Use it.
8919 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
8921 2009-02-02 Paul Brook <paul@codesourcery.com>
8923 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
8925 2009-02-02 Jakub Jelinek <jakub@redhat.com>
8928 * recog.h (asm_operand_ok): Add constraints argument.
8929 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
8930 recurse on matching constraint.
8931 (check_asm_operands): Pass constraints as 3rd argument to
8932 asm_operand_ok. Don't look up matching constraint here.
8933 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
8936 2009-02-02 Ben Elliston <bje@au.ibm.com>
8938 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
8939 TARGET_NARROW_VOLATILE_BITFIELD macro names.
8941 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8943 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
8944 information. Remove some obsolete information. Reorganize.
8946 * config/pa/fptr.c: Revert license to GPL 2.
8947 * config/pa/milli64.S: Likewise.
8949 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8952 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
8953 LIBRARY name in, instead of hard-coding it.
8954 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
8955 extra target make frag to tmake_files according to EH model.
8956 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8957 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
8958 frags that define makefile variable EH_MODEL appropriately.
8959 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
8960 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
8961 to "-sjlj" according to type of EH configured.
8962 (LIBGCC_SONAME): Concatenate it to shared library base name.
8963 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
8964 to "_sjlj" according to type of EH configured.
8965 (LIBGCC_SONAME): Concatenate it to shared library base name.
8966 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8967 (SHLIB_LINK): Add missing semicolon to if-else construct.
8968 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8969 string value of "pe_dll" command-line option.
8970 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8971 (SHLIB_SONAME): Use it when overriding t-cygming default.
8972 (SHLIB_IMPLIB): Override t-cygming default.
8973 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8974 string value of "pe_dll" command-line option.
8976 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8979 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8980 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8982 2009-01-31 Richard Guenther <rguenther@suse.de>
8984 PR tree-optimization/38937
8985 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8986 computing the transitive closure.
8988 2009-01-30 Richard Guenther <rguenther@suse.de>
8990 PR tree-optimization/39041
8991 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8992 Propagate variable indices only if the types match for this stmt.
8994 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8997 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8998 inline but never defined.
9000 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
9002 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
9003 (*insv_h_di_reg_extimm): New insn.
9004 (*insv_l<mode>_reg_extimm): New insn.
9006 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
9008 * config/picochip/picochip.c (flag_conserve_stack): set
9009 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
9010 fconserve-stack. Reduce call-overhead used by inliner.
9012 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
9015 * common.opt (flag_conserve_stack): Initialised to zero.
9017 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
9020 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
9021 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
9024 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
9026 * ira-color.c (allocno_reload_assign): Update comments.
9027 * regmove.c (regmove_optimize): Likewise.
9031 2009-01-29 Robert Millan <rmh@aybabtu.com>
9033 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
9034 * config/i386/kopensolaris-gnu.h: New file. Undefine
9035 `MD_UNWIND_SUPPORT'.
9036 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
9038 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
9040 PR tree-optimization/39007
9041 * tree-loop-distribution.c (generate_builtin): Use
9042 recompute_dominator to compute the immediate dominator of the
9043 basic block just after the loop.
9045 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9047 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
9048 (ASM_OUTPUT_DWARF_PCREL): Define.
9050 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
9052 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
9053 * doc/passes.texi: Remove entries about regclass, local-alloc, and
9054 global. Modify entries about regmove and IRA.
9056 * ra-conflict.c: Remove the file.
9058 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
9060 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
9061 (pass_regclass_init): Rename to pass_reginfo_init.
9063 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
9065 * toplev.h (flag_ira): Remove.
9067 * caller-save.c (setup_save_areas): Remove flag_ira.
9069 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
9071 * global.c: Remove the file.
9073 * opts.c (decode_options): Remove flag_ira.
9075 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
9077 * regmove.c: Modify file description.
9078 (find_use_as_address, try_auto_increment): Define them only if
9079 AUTO_INC_DEC is defined.
9080 (replacement_quality, replace_in_call_usage, fixup_match_1,
9081 stable_and_no_regs_but_for_p): Remove.
9082 (reg_set_in_bb): Make it static.
9083 (regmove_optimize): Remove flag_ira and code which worked for
9086 * local-alloc.c: Remove the file.
9088 * common.opt (fira): Remove.
9090 * ira.c: Include except.h.
9091 (eliminable_regset): Move from global.c.
9092 (mark_elimination): Ditto. Remove flag_ira.
9093 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
9094 equiv_mem_modified, validate_equiv_mem_from_store,
9095 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
9096 contains_replace_regs, memref_referenced_p, memref_used_between_p,
9097 no_equiv, recorded_label_ref): Move from local-alloc.c.
9098 (update_equiv_regs): Ditto. Make it static.
9099 (print_insn_chain, print_insn_chains): Move it from global.c.
9100 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
9101 (build_insn_chain): Ditto. Make it static.
9102 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
9103 Rename to init_live_subregs.
9104 (gate_ira): Remove flag_ira.
9106 * regclass.c: Rename reginfo.c. Change file description.
9107 (FORBIDDEN_INC_DEC_CLASSES): Remove.
9108 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
9109 (init_reg_sets_1): Remove code for evaluation of
9110 reg_class_superclasses and losing_caller_save_reg_set.
9111 (init_regs): Remove init_reg_autoinc.
9112 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
9113 ok_for_base_p_nonstrict): Remove.
9114 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
9115 (pass_regclass_init): Rename to pass_reginfo_init. Modify
9116 corresponding entries.
9117 (dump_regclass, record_operand_costs, scan_one_insn,
9118 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
9119 record_address_regs, auto_inc_dec_reg_p): Remove.
9120 (gt-regclass.h): Rename to gt-reginfo.h.
9122 * rtl.h (dump_global_regs, retry_global_alloc,
9123 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
9125 * Makefile.in (RA_H): Remove.
9126 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
9127 Rename regclass.o to reginfo.o.
9128 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
9130 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
9131 (GTFILES): Rename regclass.c to reginfo.c.
9133 * passes.c (init_optimization_passes): Remove pass_local_alloc and
9134 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
9136 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9137 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
9139 (finish_spills): Ditto. Remove code for !flag_ira.
9141 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
9144 * doc/invoke.texi (rtl debug options): Complete rewrite.
9145 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
9147 * mode-switching.c (pass_mode_switching): Rename pass from
9148 "mode-sw" to "mode_sw".
9149 * except.c (pass_convert_to_eh_ranges): Rename pass from
9150 "eh-ranges" to "eh_ranges".
9151 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
9155 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
9156 Alexander Monakov <amonakov@ispras.ru>
9159 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
9161 (move_exprs_to_boundary): Change return type and pass through
9162 should_move from move_op. Relax assert. Update usage ...
9163 (schedule_expr_on_boundary): ... here. Use should_move instead of
9165 (move_op_orig_expr_found): Indicate that insn was disconnected from
9167 (code_motion_process_successors): Do not call after_merge_succs
9168 callback if original expression was not found when traversing any of
9170 (code_motion_path_driver): Change return type. Update prototype.
9171 (move_op): Update comment. Add a new parameter (should_move). Update
9172 prototype. Set *should_move based on indication provided by
9173 move_op_orig_expr_found.
9175 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
9177 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
9178 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
9179 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
9180 * config/rs6000/rs6000.c (rs6000_override_options): Default
9181 avoid-indexed-addresses on for Power6, off for everything else.
9182 (avoiding_indexed_address_p): New function.
9183 (rs6000_legitimize_address): Use it.
9184 (rs6000_legitimate_address): Likewise.
9185 * config/rs6000/rs6000.md (movXX_updateX): Likewise
9187 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
9189 PR tree-optimization/38997
9190 * tree-loop-distribution.c (generate_memset_zero): Use
9191 POINTER_PLUS_EXPR for a pointer addition.
9193 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
9195 * config/s390/s390.md (bswap<mode>2): New pattern added.
9197 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
9199 * config/s390/s390.md (*tls_load_31): Added type attribute.
9201 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
9203 * config/s390/s390.md: Fix a few comments.
9205 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
9207 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
9208 (*tm<mode>_full): Fixed z10prop attribute.
9209 (*tst<mode>_extimm): Fixed z10prop attribute.
9210 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
9211 (*tstqiCCT_cconly): Fixed z10prop attribute.
9212 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
9213 (*movsi_larl): Fixed z10prop attribute.
9214 (*movsi_zarch): Fixed z10prop attribute.
9215 (*movsi_eas): Fixed z10prop attribute.
9216 (*movhi): Fixed z10prop attribute.
9217 (*movqi): Fixed z10prop attribute.
9218 (*movstrictqi): Fixed z10prop attribute.
9219 (*mov<mode>): Fixed z10prop attribute.
9220 (*movcc): Fixed z10prop attribute.
9221 (*sethighpartdi_64): Fixed z10prop attribute.
9222 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
9223 (*negdi2_sign_cc): Fixed z10prop attribute.
9224 (*negdi2_sign): Fixed z10prop attribute.
9225 (*absdi2_sign_cc): Fixed z10prop attribute.
9226 (*absdi2_sign): Fixed z10prop attribute.
9227 (*negabsdi2_sign_cc): Fixed z10prop attribute.
9228 (*negabsdi2_sign): Fixed z10prop attribute.
9229 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
9230 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
9231 (doloop_si64): Fixed z10prop attribute.
9232 (doloop_si31): Fixed z10prop attribute.
9233 (doloop_long): Fixed z10prop attribute.
9234 (indirect_jump): Fixed z10prop attribute.
9235 (nop): Fixed z10prop attribute.
9236 (main_base_64): Fixed z10prop attribute.
9237 (reload_base_64): Fixed z10prop attribute.
9239 2009-01-28 Jakub Jelinek <jakub@redhat.com>
9241 PR rtl-optimization/38740
9242 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
9244 * config/mips/mips.c (mips_reorg): Likewise.
9246 2009-01-28 Richard Guenther <rguenther@suse.de>
9248 PR tree-optimization/38926
9249 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
9250 with the correct value id to a value.
9251 (do_regular_insertion): Use the value number of edoubleprime
9252 for the value number of the expr.
9255 2008-08-21 Richard Guenther <rguenther@suse.de>
9257 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9258 a PHI ask VN if it is already available.
9259 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9260 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9262 2009-01-28 Jakub Jelinek <jakub@redhat.com>
9265 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
9266 set to varying whenever max has TREE_OVERFLOW set, similarly
9267 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
9269 2009-01-28 Richard Guenther <rguenther@suse.de>
9272 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
9273 uninitialized aggregate uses in call arguments.
9275 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
9277 PR tree-optimization/38984
9278 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
9279 the nothing_id variable if -fno-delete-null-pointer-checks.
9281 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
9284 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
9285 (set_got_offset_rex64): Ditto.
9287 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
9290 * doc/extend.texi: Improve local variable with asm reg.
9292 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
9294 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
9295 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
9296 was not supplied then set warn_packed_bitfield_compat to the
9298 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
9301 2009-01-27 Richard Guenther <rguenther@suse.de>
9303 PR tree-optimization/38503
9304 * cfgexpand.c (expand_gimple_basic_block): Ignore
9305 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
9306 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
9307 variables that cannot have TBAA applied.
9308 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
9311 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
9314 * calls.c (initialize_argument_information): Do not wrap complex
9315 arguments in SAVE_EXPR.
9317 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
9319 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
9320 (INSTALL_LIBGCC): Revert typo commit.
9322 2009-01-26 Richard Guenther <rguenther@suse.de>
9324 PR tree-optimization/38745
9325 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
9326 from special handling.
9328 2009-01-26 Richard Guenther <rguenther@suse.de>
9330 PR tree-optimization/38745
9331 * tree-ssa.c (execute_update_addresses_taken): Do not include
9332 variables that cannot possibly be a register in not_reg_needs.
9333 Do not clear TREE_ADDRESSABLE on vars that may not become
9335 * tree-ssa.c (update_alias_info_1): Include those in the set
9336 of addressable vars.
9338 2009-01-26 Richard Guenther <rguenther@suse.de>
9341 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
9342 * tree-ssa-dse.c: Include langhooks.h
9343 (execute_simple_dse): Remove stores with zero size.
9345 2009-01-24 Jakub Jelinek <jakub@redhat.com>
9348 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
9351 2009-01-24 Julian Brown <julian@codesourcery.com>
9353 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
9354 config/arm/linux-atomic.c.
9355 * config/arm/linux-atomic.c: New.
9357 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
9359 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
9360 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
9361 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
9363 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
9366 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
9369 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
9371 PR tree-optimization/38953
9372 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
9373 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
9374 (gloog): Split the exit of the scop when the scop exit is a loop exit.
9375 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
9378 2009-01-24 Paul Brook <paul@codesourcery.com>
9380 * config/arm/neon.md (neon_type): Move to arm.md.
9381 (neon_mov<VSTRUCT>): Add neon_type attribute.
9382 * config/arm/arm.md (neon_type): Move to here.
9383 (conds): Add "unconditioal" and use as default for NEON insns.
9385 2009-01-24 Ben Elliston <bje@au.ibm.com>
9387 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
9388 void *' warning from -Wc++-compat.
9389 * Makefile.in (dominance.o-warn): Remove.
9391 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
9393 PR tree-optimization/38932
9394 * fold-const.c (fold_unary_ignore_overflow): New.
9395 * tree.h (fold_unary_ignore_overflow): Declare.
9396 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
9397 * tree-ssa-sccvn.c (visit_reference_op_load,
9398 simplify_unary_expression): Likewise.
9400 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
9402 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
9403 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
9404 regardless of their type.
9405 * c-common.c (handle_packed_attribute): Don't ignore packed on
9407 * c.opt (Wpacked-bitfield-compat): New warning option.
9408 * stor-layout.c (place_field): Warn if offset of a field changed.
9409 * doc/extend.texi (packed): Mention the ABI change.
9410 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
9411 (Warning Options): Add it to the list.
9413 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
9415 * c-opts.c (c_common_post_options): Fix a typo in comments.
9417 2009-01-22 Steve Ellcey <sje@cup.hp.com>
9420 * gimplify.c (gimplify_init_constructor): Fix promotion of const
9421 variables to static.
9422 * doc/invoke.texi (-fmerge-all-constants): Update description.
9424 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
9427 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
9428 (*movdi_1_rex64): Use type "mmx" for alternative 5.
9430 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
9432 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
9434 (LOCAL_ALIGNMENT): Similarly.
9436 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
9437 Joseph Myers <joseph@codesourcery.com>
9439 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
9440 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
9441 * config/arm/arm-tune.md: Regenerate.
9442 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
9445 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
9447 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
9448 version number to five.
9450 2009-01-22 Dodji Seketeli <dodji@redhat.com>
9453 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
9454 * c-common.c (set_underlying_type): Likewise.
9455 (is_typedef_decl ): Likewise
9457 (set_underlying_type): Likewise.
9458 (is_typedef_type): Likewise.
9460 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
9463 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
9466 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
9469 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
9470 (LIBGCC_SPEC): Don't define.
9471 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
9473 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
9475 PR rtl-optimization/38879
9476 * alias.c (base_alias_check): Unaligned access via AND address can
9477 alias all surrounding object types except those with sizes equal
9478 or wider than the size of unaligned access.
9480 2009-01-21 Dodji Seketeli <dodji@redhat.com>
9483 * c-decl.c (clone_underlying_type): Move this ...
9484 * c-common.c (set_underlying_type): ... here.
9485 Also, make sure the function properly sets TYPE_STUB_DECL() on
9486 the newly created typedef variant type.
9487 (is_typedef_decl ): New entry point.
9488 * tree.h: Added a new member member_types_needing_access_check to
9489 struct tree_decl_non_common.
9490 (set_underlying_type): New entry point.
9491 (is_typedef_type): Likewise.
9493 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
9495 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
9496 Check whether two instructions have memory references that
9497 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
9498 are helper functions for traversing.
9499 * alias.h (insn_alias_sets_confilict_p): New prototypes.
9500 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
9501 not to draw dependency edge for instructions with non-conflicting
9504 2009-01-20 Joseph Myers <joseph@codesourcery.com>
9507 * longlong.h: Update copyright years. Use soft-fp license notice.
9508 Sync __clz_tab declaration with glibc.
9510 2009-01-20 Steve Ellcey <sje@cup.hp.com>
9513 * doc/extend.texi (syscall_linkage): New.
9514 (version_id): Modify.
9516 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9517 Richard Guenther <rguenther@suse.de>
9519 PR tree-optimization/38747
9520 PR tree-optimization/38748
9521 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
9522 conversion if the base address is an indirect reference and the
9523 aliasing sets could cause issues.
9525 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9527 * common.opt (fgraphite, fgraphite-identity): Add comment for
9528 explaining why these options are not documented.
9530 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9532 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
9533 gimple_call_lhs is NULL.
9535 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
9538 * emit-rtl.c (adjust_address_1): Make sure memref is never
9541 2009-01-20 Ben Elliston <bje@au.ibm.com>
9543 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9544 const qualifier from arg parameter. Remove unnecessary cast to char *.
9545 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9546 const qualifier from arg 2.
9548 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
9550 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
9552 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
9555 * rtl.h (reinit_regs): New prototype.
9556 * regclass.c: Include ira.h.
9558 * Makefile.in (regclass.o): Add ira.h.
9559 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
9561 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
9564 * c-common.c (handle_aligned_attribute): Use
9565 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
9566 default alignment value.
9568 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
9570 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
9571 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
9573 * doc/extend.texi: Update __attribute__ ((aligned)). Document
9574 __BIGGEST_ALIGNMENT__.
9576 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
9578 2009-01-18 Richard Guenther <rguenther@suse.de>
9580 PR tree-optimization/38819
9581 * tree-flow.h (operation_could_trap_helper_p): Declare.
9582 * tree-eh.c (operation_could_trap_helper_p): Export.
9583 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
9584 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
9585 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
9586 are about to insert a possibly trapping instruction and fail
9589 2009-01-18 Andreas Schwab <schwab@suse.de>
9591 * doc/install.texi (Configuration): Remove obsolete paragraph
9592 about use of --with-gnu-ld with --with-gnu-as.
9594 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
9596 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
9597 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
9598 Follow spelling conventions.
9600 2009-01-18 Ben Elliston <bje@au.ibm.com>
9602 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
9603 C++ warning about implicit conversion from void * to struct
9605 (bitmap_obstack_free): Likewise for bitmap_element *.
9606 * Makefile.in (bitmap.o-warn): Remove.
9608 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
9610 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
9612 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
9613 Tobias Grosser <tobi.grosser@amd.com>
9615 * graphite.c (graphite_trans_scop_block): Do not block single
9618 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
9620 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
9621 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
9622 test with assertion.
9624 2009-01-16 Richard Guenther <rguenther@suse.de>
9626 PR tree-optimization/38835
9628 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
9629 and INT + PTR -> (INT)(PTR p+ INT) folding.
9630 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
9632 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
9635 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
9636 the subreg from a lowpart subreg if it is also casting the value.
9638 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9639 Tobias Grosser <tobi.grosser@amd.com>
9641 * graphite.c (compare_prefix_loops): New.
9642 (build_scop_canonical_schedules): Rewritten.
9643 (graphite_transform_loops): Move build_scop_canonical_schedules
9644 after build_scop_iteration_domain.
9646 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9647 Tobias Grosser <tobi.grosser@amd.com>
9649 * graphite.c (add_conditions_to_domain): Add the loops to
9650 the dimension of the iteration domain. Do copy the domain
9651 only when it exists.
9652 (build_scop_conditions_1): Do not call add_conditions_to_domain.
9653 (add_conditions_to_constraints): New.
9654 (can_generate_code_stmt, can_generate_code): Removed.
9655 (gloog): Do not call can_generate_code.
9656 (graphite_transform_loops): Call add_conditions_to_constraints
9657 after building the iteration domain.
9659 2009-01-16 Jakub Jelinek <jakub@redhat.com>
9661 PR tree-optimization/38789
9662 * tree-ssa-threadedge.c
9663 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
9664 __builtin_constant_p.
9666 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9668 * dce.c (delete_unmarked_insns): Reversed the order that insns are
9669 examined before deleting them.
9671 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
9673 * function.c (aggregate_value_p): Correctly extract the function
9674 type from CALL_EXPR_FN lookup.
9676 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9678 * config/picochip/picochip.c (picochip_override_options): Revert
9679 CFI asm flag disable commited previously.
9681 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
9682 Tobias Grosser <tobi.grosser@amd.com>
9683 Jan Sjodin <jan.sjodin@amd.com>
9685 * graphite.c (scan_tree_for_params): On substractions negate
9686 all the coefficients of the term.
9687 (clast_to_gcc_expression_red): New. Handle reduction expressions
9688 of more than two operands.
9689 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
9690 (get_vdef_before_scop): Handle also the case of default definitions.
9692 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9694 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
9695 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
9696 Also use them when walking CALL_INSN_FUNCTION_USAGE.
9698 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
9699 Joey Ye <joey.ye@intel.com>
9702 * cfgexpand.c (expand_stack_alignment): Don't update stack
9703 boundary nor check incoming stack boundary here.
9704 (gimple_expand_cfg): Update stack boundary and check incoming
9705 stack boundary here.
9707 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9709 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
9711 2009-01-14 Jakub Jelinek <jakub@redhat.com>
9713 PR rtl-optimization/38245
9714 * calls.c (expand_call): Add stack arguments to
9715 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9716 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
9717 in regs and partially in memory or BLKmode arguments.
9718 (emit_library_call_value_1): Add stack arguments to
9719 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9720 ACCUMULATE_OUTGOING_ARGS).
9721 * dce.c: Include tm_p.h.
9722 (find_call_stack_args): New function.
9723 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
9725 (mark_insn): Call find_call_stack_args for CALL_Ps.
9726 (prescan_insns_for_dce): Walk insns backwards in bb rather than
9727 forwards. Allocate and free arg_stores bitmap if needed, pass it
9728 down to deletable_insn_p, don't mark stores set in arg_stores
9729 bitmap, clear the bitmap at the beginning of each bb.
9730 * Makefile.in (dce.o): Depend on $(TM_P_H).
9732 2009-01-14 Michael Meissner <gnu@the-meissners.org>
9735 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
9736 to make sure the insn is a conditional test (bug 22599). Reformat a
9739 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
9742 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
9743 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
9744 (gloog): Do not call cleanup_tree_cfg.
9745 (graphite_transform_loops): Call cleanup_tree_cfg after all
9746 scops have been code generated.
9748 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
9749 * doc/gty.texi (Invoking the garbage collector): Added new node
9750 and section documenting ggc_collect.
9752 2009-01-14 Richard Guenther <rguenther@suse.de>
9754 PR tree-optimization/38826
9756 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
9757 initialization notes only if we actually emitted a warning.
9758 (intra_create_variable_infos): Add constraints for a result decl
9759 that is passed by hidden reference.
9760 (build_pred_graph): Mark all related variables non-direct on
9763 2009-01-14 Nick Clifton <nickc@redhat.com>
9765 * ira-conflicts.c: Include addresses.h for the definition of
9767 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
9768 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
9770 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
9773 * Makefile.in (ira-lives.o): Add except.h.
9775 * ira-lives.c: Include except.h.
9776 (process_bb_node_lives): Process can_throw_internal.
9778 2009-01-13 Jakub Jelinek <jakub@redhat.com>
9780 PR rtl-optimization/38774
9781 * combine.c (simplify_set): When undoing cc_use change, don't do
9782 PUT_CODE on the newly created comparison, but instead put back the
9785 2009-01-13 Joseph Myers <joseph@codesourcery.com>
9787 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
9788 values. Remove duplicate arm8 entry.
9790 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9792 PR tree-optimization/38786
9793 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
9794 the SSA_NAME case of expand_scalar_variables_expr.
9795 Set the type of an expression to the type of its assign statement.
9796 (expand_scalar_variables_expr): Also gather the scalar computation
9797 used to index the memory access. Do not pass loop_p.
9798 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
9799 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
9800 the gimple_stmt_iterator where it inserts new code.
9802 (copy_bb_and_scalar_dependences): Do not pass loop_p.
9803 (translate_clast): Update call to copy_bb_and_scalar_dependences.
9805 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9807 * graphite.h (debug_value): Removed.
9808 * graphite.c (debug_value): Removed.
9810 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9812 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
9813 ldrd/strd with two 32-bit instructions.
9815 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9817 * config/arm/arm.c (struct processors): Pass for speed down into
9818 cost helper functions.
9819 (const_ok_for_op): Handle COMPARE and inequality nodes.
9820 (arm_rtx_costs_1): Rewrite.
9821 (arm_size_rtx_costs): Update prototype.
9822 (arm_rtx_costs): Pass speed down to helper functions.
9823 (arm_slowmul_rtx_costs): Rework cost calculations.
9824 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
9825 (arm_9e_rtx_costs): Likewise.
9827 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
9829 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
9830 relocations of local symbols wider than UNITS_PER_WORD are not valid.
9831 (alpha_legitimize_address): Do not split local symbols wider than
9832 UNITS_PER_WORD into HIGH/LO_SUM parts.
9834 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
9837 * gcc.c (process_command): Replace call to execvp with calls
9838 to pex_one and exit.
9840 2009-01-03 Anatoly Sokolov <aesok@post.ru>
9843 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
9844 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
9845 variant for devices with 3-byte PC.
9846 (__tablejump_elpm__): New.
9848 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9851 * c-parser.c (c_parser_postfix_expression): Allow `->' in
9852 offsetof member-designator, handle it as `[0].'.
9854 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9856 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
9857 function when not using named sections on targets with named sections
9858 if branch distance is less than 262132.
9860 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
9862 * combine.c (combine_instructions): Recompute
9863 optimize_this_for_speed_p for each BB in the main combine loop.
9865 2009-01-12 Tomas Bily <tbily@suse.cz>
9868 * tree-loop-distribution.c (prop_phis): New function.
9869 (generate_builtin): Call prop_phis.
9870 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
9872 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9874 PR tree-optimization/38807
9875 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
9876 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
9878 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9880 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9881 subreg of op0 to the original op0.
9883 2009-01-11 Laurent GUERBY <laurent@guerby.net>
9885 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
9887 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
9890 * mips-tfile.c (parse_def): Fix parsing of def strings
9891 starting with digits.
9893 2009-01-10 Jakub Jelinek <jakub@redhat.com>
9896 * config/arm/arm.c (arm_is_long_call_p): Don't call
9897 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
9899 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
9901 * regrename.c (regrename_optimize): Fix dumping.
9902 (find_oldest_value_reg): Preserve REG_POINTER.
9903 (copy_hardreg_forward_1): Likewise.
9905 2009-01-09 Diego Novillo <dnovillo@google.com>
9907 * gimple.h (struct gimple_statement_base) <uid>: Document
9908 the restrictions on its use.
9910 (gimple_set_uid): Tidy.
9912 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9914 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
9915 zero guard even if align_bytes != 0 and count is smaller than
9918 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
9920 PR rtl-optimization/38495
9921 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
9922 (add_range_and_copies_from_move_list): Print all added ranges.
9923 Add ranges to memory optimized destination.
9925 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9929 * config/i386/i386.c (override_options): Reject
9930 -mstringop-strategy=rep_8byte with -m32.
9931 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
9932 to 1. Do count comparison against epilogue_size_needed at compile
9933 time even when count_exp was constant forced into register. For
9934 size_needed don't jump to epilogue, instead just avoid aligning
9935 and invoke the body algorithm. If need_zero_guard, add zero guard
9936 even if count is non-zero, but smaller than size_needed + number of
9937 bytes that could be stored for alignment.
9938 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
9939 to 1. If need_zero_guard, add zero guard even if count is non-zero,
9940 but smaller than size_needed + number of bytes that could be stored
9941 for alignment. Compare size_needed with epilogue_size_needed instead
9942 of desired_align - align, don't adjust size_needed, pass
9943 epilogue_size_needed to the epilogue expanders.
9946 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
9948 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9950 * pa.c (last_address): Change to unsigned.
9951 (update_total_code_bytes): Change argument to unsigned. Don't
9952 check if insn addresses are set.
9953 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
9954 addresses are not set.
9955 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
9957 2009-01-09 Nick Clifton <nickc@redhat.com>
9959 * config/sh/symbian.c: Replace uses of DECL_INLINE with
9960 DECL_DECLARED_INLINE_P.
9962 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9965 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9966 GET_MODE (op0) in operand_subword_force calls.
9969 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9970 fold_convert arg0 operands to TREE_TYPE (op0) first.
9972 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9974 * params.def (ira-max-conflict-table-size): Decrease default value
9977 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9979 PR tree-optimization/37031
9980 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9982 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9983 allocate it using gc instead of heap, use VEC_quick_push instead of
9985 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9986 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9987 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9988 allocated vector from heap allocated.
9989 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9990 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9991 vector only after perfect_loop_nest_depth call.
9993 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9994 Jan Sjodin <jan.sjodin@amd.com>
9996 PR tree-optimization/38559
9997 * graphite.c (debug_value, copy_constraint,
9998 swap_constraint_variables, scale_constraint_variable, ): New.
9999 (get_lower_bound, get_upper_bound): Removed.
10000 (graphite_trans_bb_strip_mine): Clean up this code that works
10001 only for constant number of iterations. Fully copy upper and
10002 lower bound constraints, not only the constant part of them.
10003 * graphite.h (debug_value): Declared.
10005 2009-01-08 Ira Rosen <irar@il.ibm.com>
10007 PR tree-optimization/37194
10008 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
10009 Don't add the cost of cost model guard in prologue to scalar
10010 outside cost in case of known number of iterations.
10012 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
10013 Alan Modra <amodra@bigpond.net.au>
10015 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
10016 non-word-aligned REG+CONST addressing.
10018 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
10021 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
10022 free_after_compilation when outputting a thunk.
10023 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
10024 Do not call free_after_compilation here.
10026 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
10028 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
10029 (ix86_valid_target_attribute_inner_p): Ditto.
10031 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
10033 PR tree-optimization/38492
10034 PR tree-optimization/38498
10035 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
10036 * tree-chrec.h (scev_is_linear_expression): Declared.
10037 * graphite.c (graphite_cannot_represent_loop_niter): New.
10038 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
10039 (graphite_loop_normal_form): Use gcc_assert.
10040 (scan_tree_for_params): Use CASE_CONVERT.
10041 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
10042 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
10043 Use gcc_assert. Discard scops that contain unhandled cases.
10044 (build_scop_conditions): Return a boolean status for unhandled cases.
10045 (strip_mine_profitable_p): Print the loop number, not its depth.
10046 (is_interchange_valid): Pass the depth of the loop nest, don't
10047 recompute it wrongly.
10048 (graphite_trans_bb_block): Same.
10049 (graphite_trans_bb_block): Print tentative of loop blocking.
10050 (graphite_trans_scop_block): Do not print that the loop has been
10052 (graphite_transform_loops): Do not handle scops that contain condition
10055 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
10057 AVX Programming Reference (December, 2008)
10058 * config/i386/avxintrin.h (_mm256_stream_si256): New.
10059 (_mm256_stream_pd): Likewise.
10060 (_mm256_stream_ps): Likewise.
10062 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
10063 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
10064 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
10065 (bdesc_special_args): Add __builtin_ia32_movntdq256,
10066 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
10067 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
10068 (ix86_expand_special_args_builtin): Likewise.
10070 * config/i386/sse.md (AVXMODEDI): New.
10071 (avx_movnt<mode>): Likewise.
10072 (avx_movnt<mode>): Likewise.
10073 (<sse>_movnt<mode>): Remove AVX support.
10074 (sse2_movntv2di): Likewise.
10076 2009-01-07 Richard Guenther <rguenther@suse.de>
10078 PR middle-end/38751
10079 * fold-const.c (extract_muldiv): Remove obsolete comment.
10080 (fold_plusminus_mult_expr): Undo MINUS_EXPR
10081 to PLUS_EXPR canonicalization for the canonicalization.
10083 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
10085 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
10086 hosted cross-compilers generating less efficient code.
10088 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
10090 * function.h (rtl_data): Add a dbr_scheduled_p field.
10091 * reorg.c (dbr_schedule): Set it.
10092 (gate_handle_delay_slots): Check it.
10093 * config/mips/mips.c (mips_base_delayed_branch): Delete.
10094 (mips_reorg): Check flag_delayed_branch instead of
10095 mips_base_delayed_branch.
10096 (mips_override_options): Don't set mips_base_delayed_branch
10097 or flag_delayed_branch.
10099 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
10101 PR rtl-optimization/38426.
10102 * ira.c (ira): Set current_function_is_leaf earlier.
10104 2009-01-06 Jakub Jelinek <jakub@redhat.com>
10106 PR rtl-optimization/38722
10107 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
10108 too early, only set a flag and modify after last possible
10111 2009-01-06 Janis Johnson <janis187@us.ibm.com>
10114 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
10115 * real.c (decimal_single_format): Correct values of emin and emax.
10116 (decimal_double_format): Ditto.
10117 (decimal_quad_format): Ditto.
10118 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
10119 computation of DECnn_MIN and DECnn_MAX for corrected values of
10120 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
10121 __DECnn_MIN__, and adjust its computation for the corrected value
10124 2009-01-06 Jan Hubicka <jh@suse.cz>
10127 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
10129 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
10131 * doc/contrib.texi (Contributors): Slightly adjust the end note.
10132 Add Robert Clark to the list of testers.
10134 2009-01-06 Jan Hubicka <jh@suse.cz>
10135 Kai Tietz <kai.tietz@onevision.com>
10137 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
10138 * config/i386/i386.c (ix86_expand_call): Add clobbers.
10140 2009-01-06 Jan Hubicka <jh@suse.cz>
10141 Kai Tietz <kai.tietz@onevision.com>
10143 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
10145 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
10146 (ix86_nsaved_regs): Count only general purpose regs.
10147 (ix86_nsaved_sseregs): New.
10148 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
10149 to 16 for w64; compute padding and size of sse reg save area.
10150 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
10151 general purpose regs.
10152 (ix86_emit_save_sse_regs_using_mov): New.
10153 (ix86_expand_prologue): Save SSE regs if needed.
10154 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
10155 (ix86_emit_restore_sse_regs_using_mov): New.
10156 (ix86_expand_epilogue): Save SSE regs if needed.
10158 2009-01-06 Jan Hubicka <jh@suse.cz>
10159 Kai Tietz <kai.tietz@onevision.com>
10161 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
10162 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
10163 functions when accumulate outgoing args is off.
10165 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
10168 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
10169 before using pseudos_have_intersected_live_ranges_p.
10171 * ira-int.h (ira_assert): Always define.
10173 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
10175 AVX Programming Reference (December, 2008)
10176 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
10177 (_mm256_permute2_pd): Likewise.
10178 (_mm_permute2_ps): Likewise.
10179 (_mm256_permute2_ps): Likewise.
10180 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
10181 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
10183 * config/i386/i386.c (ix86_builtins): Remove
10184 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
10185 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
10186 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
10187 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
10188 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
10189 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
10190 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
10191 __builtin_ia32_vpermil2ps256.
10192 (ix86_init_mmx_sse_builtins): Updated.
10193 (ix86_expand_args_builtin): Likewise.
10195 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10197 * pa.c (output_call): Relocate non-jump insns in the delay slot of
10198 long absolute calls when generating PA 2.0 code.
10200 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
10202 PR rtl-optimization/38583
10203 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
10205 * params.def (ira-max-conflict-table-size): New.
10207 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
10209 * ira.h (ira_conflicts_p): New external definition.
10211 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
10212 table. Report this. Return result of building.
10213 (ira_build_conflicts): Use ira_conflicts_p. Check result of
10214 building conflict table.
10216 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
10217 (ira_color): Use ira_conflicts_p.
10219 * global.c: Include ira.h.
10220 (pseudo_for_reload_consideration_p, build_insn_chain): Use
10223 * Makefile.in (global.o): Add ira.h.
10225 * ira-build.c (mark_all_loops_for_removal,
10226 propagate_some_info_from_allocno): New.
10227 (remove_unnecessary_allocnos): Call
10228 propagate_some_info_from_allocno.
10229 (remove_low_level_allocnos): New.
10230 (remove_unnecessary_regions): Add parameter. Call
10231 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
10232 parameter to remove_unnecessary_regions.
10233 (ira_build): Remove all regions but root if the conflict table was
10234 not built. Update conflict hard regs for allocnos crossing calls.
10236 * ira.c (ira_conflicts_p): New global.
10237 (ira): Define and use ira_conflicts_p.
10239 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
10240 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
10241 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
10243 2009-01-06 Ben Elliston <bje@au.ibm.com>
10245 * gengtype-lex.l (YY_NO_INPUT): Define.
10247 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10250 * c-common.c (handle_vector_size_attribute): Also reject
10251 BOOLEAN_TYPE types.
10253 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
10255 PR tree-optimization/38492
10256 * graphite.c (rename_map_elt, debug_rename_elt,
10257 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
10258 rename_map_elt_info, eq_rename_map_elts,
10259 get_new_name_from_old_name, bb_in_sese_p): Moved around.
10260 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
10261 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
10262 (sese_build_livein_liveouts): New.
10263 (new_sese, free_sese): New.
10264 (new_scop): Call new_sese.
10265 (free_scop): Call free_sese.
10266 (rename_variables_from_edge, rename_phis_end_scop): Removed.
10267 (register_old_new_names): Renamed register_old_and_new_names.
10268 (register_scop_liveout_renames, add_loop_exit_phis,
10269 insert_loop_close_phis, struct igp,
10270 default_liveout_before_guard, add_guard_exit_phis,
10271 insert_guard_phis, copy_renames): New.
10272 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
10273 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
10274 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
10275 (scop_adjust_phis_for_liveouts): New.
10276 (gloog): Call scop_adjust_phis_for_liveouts.
10278 * graphite.h (struct sese): Documented. Added fields liveout,
10279 num_ver and livein.
10280 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
10281 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
10282 (struct scop): Added field liveout_renames.
10283 (SCOP_LIVEOUT_RENAMES): New.
10285 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
10287 PR tree-optimization/38510
10288 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
10289 (translate_clast): Call recompute_all_dominators before
10291 (gloog): Call recompute_all_dominators before graphite_verify.
10293 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
10294 Jan Sjodin <jan.sjodin@amd.com>
10296 PR tree-optimization/38500
10297 * graphite.c (create_sese_edges): Call fix_loop_structure after
10300 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10302 * config.gcc: Add m32r*-*-rtems*.
10303 * config/m32r/rtems.h: New file.
10305 2009-01-05 Ben Elliston <bje@au.ibm.com>
10307 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
10308 (.po.pox): Likewise.
10309 (po/gcc.pot): Likewise.
10311 2009-01-04 David S. Miller <davem@davemloft.net>
10313 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
10314 (STARTING_FRAME_OFFSET): Always set to zero.
10316 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
10318 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
10319 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
10320 fixed-point types, and vectors of the same.
10322 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
10324 * config/mips/sync.md (*mb_barrier): Rename to...
10325 (*memory_barrier): ...this.
10327 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
10329 * doc/extend.texi (Function Attributes): Move @cindex after @item
10330 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
10331 and put in alphabetical order. Fix 'target' name and put in order.
10332 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
10335 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
10337 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
10338 (memory_barrier): Expand as unspec instead of unspec_volatile.
10339 Remove mem:BLK from insn operands. Use Pmode scratch register.
10340 (*memory_barrier): Define as unspec instead of unspec_volatile.
10341 Use (match_dup 0) as input operand.
10343 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
10344 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
10345 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
10346 scratch register. Remove operand 1.
10347 (*stbar): Define as unspec instead of unspec_volatile.
10348 Use (match_dup 0) as input operand, remove (const_int 8).
10349 (*membar): Define as unspec instead of unspec_volatile.
10350 Use (match_dup 0) as input operand, remove input operand 2.
10352 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
10353 (memory_barrier): Expand as unspec instead of unspec_volatile.
10354 Remove mem:BLK from insn operands. Use Pmode scratch register.
10355 (*memory_barrier): Define as unspec instead of unspec_volatile.
10356 Use (match_dup 0) as input operand.
10358 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
10359 Remove mem:BLK from insn operands. Use Pmode scratch register.
10360 Set volatile flag on operand 0.
10361 (*memory_barrier): New insn pattern.
10363 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
10365 (*memory_barrier): Use (match_dup 0) as input operand.
10367 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
10368 Remove mem:BLK from insn operands. Use Pmode scratch register.
10369 Set volatile flag on operand 0.
10370 (*mb_internal): New insn pattern.
10372 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
10374 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
10376 PR middle-end/38586
10377 * function.c (struct temp_slot): Move to the section of the file
10378 that deals with temp slots. Remove field 'address'.
10379 (temp_slot_address_table): New hash table of address -> temp slot.
10380 (struct temp_slot_address_entry): New struct, items for the table.
10381 (temp_slot_address_compute_hash, temp_slot_address_hash,
10382 temp_slot_address_eq, insert_temp_slot_address): Support functions
10384 (find_temp_slot_from_address): Rewrite to use the new hash table.
10385 (remove_unused_temp_slot_addresses): Remove addresses of temp
10386 slots that have been made available.
10387 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
10388 worker function for remove_unused_temp_slot_addresses.
10389 (assign_stack_temp_for_type): Don't clear the temp slot address list.
10390 Add the temp slot address to the address -> temp slot map.
10391 (update_temp_slot_address): Update via insert_temp_slot_address.
10392 (free_temp_slots): Call remove_unused_temp_slot_addresses.
10393 (pop_temp_slots): Likewise.
10394 (init_temp_slots): Allocate the address -> temp slot map, or empty
10395 the map if it is already allocated.
10396 (prepare_function_start): Initialize temp slot processing.
10398 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
10400 PR middle-end/38584
10401 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
10402 Calculate the size of all stack vars assuming no packing of stack
10403 vars will happen, replacing a quadratic algorithm with a linear one.
10405 2009-01-03 Jakub Jelinek <jakub@redhat.com>
10408 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
10411 2009-01-03 Diego Novillo <dnovillo@google.com>
10413 * doc/contrib.texi: Update contributions.
10415 2009-01-03 Jakub Jelinek <jakub@redhat.com>
10418 * builtins.c (fold_builtin_memory_op): Give up if either operand
10419 is volatile. Set srctype or desttype to non-qualified version
10423 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
10424 and FUNCTION_DECLs.
10426 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
10428 PR rtl-optimization/35805
10429 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
10430 problem if fast dce is able to remove any instructions.
10431 * dce.c (dce_process_block): Fix dump message.
10433 2009-01-02 Mark Mitchell <mark@codesourcery.com>
10436 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
10438 2009-01-02 Jakub Jelinek <jakub@redhat.com>
10440 PR middle-end/38690
10441 * tree-flow.h (op_code_prio, op_prio): New prototypes.
10442 * tree-pretty-print.c (op_code_prio): New function.
10443 (op_prio): No longer static. Use op_code_prio.
10444 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
10445 Use op_prio and op_code_prio to determine if () should be
10446 printed around operand(s) or not.
10448 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
10449 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
10450 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
10451 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
10452 pp_character instead of pp_string for single letter printing.
10454 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10456 * doc/extend.texi: Fix '#pragma GCC option' typo.
10458 2009-01-02 Richard Guenther <rguenther@suse.de>
10460 * doc/install.texi (--enable-checking): Mention different
10461 default for stage1.
10462 (--enable-stage1-checking): Document.
10464 2009-01-01 Andrew Pinski <pinskia@gmail.com>
10466 PR middle-end/30142
10467 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
10468 case to be an error.
10470 2009-01-02 Ben Elliston <bje@au.ibm.com>
10472 * config/fp-bit.h (pack_d): Constify argument.
10473 * config/fp-bit.c (makenan): Constify return type. Remove casts.
10474 (isnan): Constify argument.
10476 (iszero): Likewise.
10477 (pack_d): Likewise.
10478 (_fpadd_parts): Constify return type.
10479 (_fpmul_parts): Likewise.
10480 (_fpdiv_parts): Likewise.
10482 2009-01-01 Jakub Jelinek <jakub@redhat.com>
10485 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
10486 warn about overwriting initializer with side-effects or
10487 -Woverride-init if !IMPLICIT.
10488 (output_init_element): Likewise. Pass IMPLICIT down to
10490 (process_init_element): Add IMPLICIT argument. Pass it down
10491 to output_init_element.
10492 (push_init_element, pop_init_level, set_designator): Adjust
10493 process_init_element callers.
10494 (set_nonincremental_init, set_nonincremental_init_from_string):
10495 Adjust add_pending_init callers.
10496 (output_pending_init_elements): Adjust output_init_element callers.
10497 * c-tree.h (process_init_element): Adjust prototype.
10498 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
10499 process_init_element callers.
10502 Copyright (C) 2009 Free Software Foundation, Inc.
10504 Copying and distribution of this file, with or without modification,
10505 are permitted in any medium without royalty provided the copyright
10506 notice and this notice are preserved.