| blob | 73de4f377f0e54b80d8315042723ba511b7691af |
1 2009-05-09 Jan Hubicka <jh@suse.cz>
3 PR middle-end/40080
4 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
5 indirect calls; verify cgraph afterwards.
7 2009-05-09 Jan Hubicka <jh@suse.cz>
9 PR bootstrap/40082
10 * ipa.c (update_inlined_to_pointer): New function.
11 (cgraph_remove_unreachable_nodes): Use it.
13 2009-05-09 Jan Hubicka <jh@suse.cz>
15 * tree-eh.c (struct leh_state): Remove prev_try.
16 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17 not track prev_try.
18 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
19 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
20 remove_eh_handler_and_replace, foreach_reachable_handler,
21 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
22 * except.h (struct eh_region): Remove eh_region_u_cleanup.
23 (gen_eh_region_cleanup): Update prototype.
25 2009-05-09 Jan Hubicka <jh@suse.cz>
27 PR middle-end/40043
28 * except.c (copy_eh_region): Always set prev_try.
29 (redirect_eh_edge_to_label): Find outer try.
30 (foreach_reachable_handler): When looking for prev try
31 handle case where previous try is not going to be taken.
33 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
35 PR tree-optimization/40049
36 * tree-vect-stmts.c (vectorizable_operation): If the machine has
37 only vector/vector shifts, convert the type of the constant to the
38 appropriate type to avoid building incorrect trees, which
39 eventually have problems with garbage collection.
41 2009-05-08 Joseph Myers <joseph@codesourcery.com>
43 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
44 -1 for complex floating-point types if honoring signed zeros.
46 2009-05-08 Jan Hubicka <jh@suse.cz>
48 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
49 argument; handle correctly when profile is absent.
50 (build_cgraph_edges): Update.
51 (rebuild_cgraph_edges): Update.
52 * cgraph.c: Do not include varray.h.
53 (cgraph_set_call_stmt_including_clones): New function.
54 (cgraph_create_edge_including_clones): Likewise
55 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
56 (cgraph_update_edges_for_call_stmt): Handle clones.
57 (cgraph_remove_node): Handle clone tree.
58 (cgraph_remove_node_and_inline_clones): New function.
59 (dump_cgraph_node): Dump clone tree.
60 (cgraph_clone_node): Handle clone tree.
61 (clone_function_name): Bring here from tree-inline.c.
62 (cgraph_create_virtual_clone): New function.
63 * cgraph.h (ipa_replace_map): Move here from ipa.h.
64 (cgraph_clone_info): New function.
65 (strut cgraph_node): Add clone_info and new clone tree pointers.
66 (cgraph_remove_node_and_inline_clones,
67 cgraph_set_call_stmt_including_clones,
68 cgraph_create_edge_including_clones,
69 cgraph_create_virtual_clone): Declare.
70 (cgraph_function_versioning): Use VEC argument.
71 (compute_call_stmt_bb_frequency): Update prototype.
72 (cgraph_materialize_all_clones): New function.
73 * ipa-cp.c (ipcp_update_cloned_node): Remove.
74 (ipcp_create_replace_map): Update to VECtors.
75 (ipcp_update_callgraph): Use virtual clones.
76 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
77 (ipcp_update_profiling): Do not update local profiling.
78 (ipcp_insert_stage): Use VECtors and virtual clones.
79 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
80 (clone_of_p): New function.
81 (cgraph_preserve_function_body_p): Use clone tree.
82 (cgraph_optimize): Materialize clones.
83 (cgraph_function_versioning): Update for VECtors.
84 (save_inline_function_body): Use clone tree.
85 (cgraph_materialize_clone): New function.
86 (cgraph_materialize_all_clones): Likewise.
87 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
88 * ipa.c: Include gimple.h.
89 (cgraph_remove_unreachable_nodes): Use clone tree.
90 * ipa-prop.c (ipa_note_param_call): Update call to
91 compute_call_stmt_bb_frequencycall.
92 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
93 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
94 (copy_bb): Handle updating of clone tree; add new edge when new call
95 appears.
96 (expand_call_inline): Be strict about every call having edge.
97 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
98 (delete_unreachable_blocks_update_callgraph): New function.
99 (tree_function_versioning): Use VECtors; always remove unreachable
100 blocks and fold conditionals.
101 * tree-inline.h: Do not include varray.h.
102 (tree_function_versioning): Remove.
103 * Makefile.in (GTFILES): Remove tree-inline.c
104 * passes.c (do_per_function): Do only functions having body.
105 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
106 tree.
108 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
109 Andrew Morrow <acm@google.com>
111 PR c/36892
112 * c-common.c (c_common_attribute_table): Permit deprecated
113 attribute to take an optional argument.
114 (handle_deprecated_attribute): If the optional argument to
115 __attribute__((deprecated)) is not a string ignore the attribute
116 and emit a warning.
118 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
119 * c-typeck.c (build_component_ref): Likewise.
120 (build_external_ref): Likewise.
122 * toplev.c (warn_deprecated_use): Add an attribute argument.
123 Emit the message associated with __attribute__((deprecated)).
125 * toplev.h (warn_deprecated_use): Updated.
127 * doc/extend.texi: Document new optional parameter to
128 __attribute__((deprecated))
130 2009-05-08 Michael Eager <eager@eagercon.com>
132 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
133 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
135 2009-05-08 Richard Guenther <rguenther@suse.de>
137 PR tree-optimization/40062
138 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
139 Avoid exponential behavior.
141 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
143 PR rtl-optimization/33928
144 PR 26854
145 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
146 process_uses, build_single_def_use_links): New.
147 (update_df): Update use_def_ref.
148 (forward_propagate_into): Use get_def_for_use instead of use-def
149 chains.
150 (fwprop_init): Call build_single_def_use_links and let it initialize
151 dataflow.
152 (fwprop_done): Free use_def_ref.
153 (fwprop_addr): Eliminate duplicate call to df_set_flags.
154 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
155 df_rd_simulate_one_insn): New.
156 (df_rd_bb_local_compute_process_def): Update head comment.
157 (df_chain_create_bb): Use the new RD simulation functions.
158 * df.h (df_rd_simulate_artificial_defs_at_top,
159 df_rd_simulate_one_insn): New.
160 * opts.c (decode_options): Enable fwprop at -O1.
161 * doc/invoke.texi (-fforward-propagate): Document this.
163 2009-05-08 Joseph Myers <joseph@codesourcery.com>
165 PR c/24581
166 * c-typeck.c (build_binary_op): Handle arithmetic between one real
167 and one complex operand specially.
168 * tree-complex.c (some_nonzerop): Do not identify a real value as
169 zero if flag_signed_zeros.
171 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
173 PR rtl-optimization/33928
174 * loop-invariant.c (record_use): Fix && vs. || mishap.
176 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
178 PR rtl-optimization/33928
179 * loop-invariant.c (struct use): Add addr_use_p.
180 (struct def): Add n_addr_uses.
181 (struct invariant): Add cheap_address.
182 (create_new_invariant): Set cheap_address.
183 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
184 (record_uses): Pass df_ref to record_use.
185 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
186 used only as such.
188 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
190 * config/sh/sh.c: Do not include c-pragma.h.
192 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
194 * config/spu/spu.c: Remove include of c-common.h.
196 2009-05-07 Janis Johnson <janis187@us.ibm.com>
198 PR c/39037
199 * c-common.h (mark_valid_location_for_stdc_pragma,
200 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
201 clear_float_const_decimal64, float_const_decimal64_p): New.
202 * c.opt (Wunsuffixed-float-constants): New.
203 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
204 unsuffixed float constant, handle new warning.
205 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
206 * c-decl.c (c_scope): New flag float_const_decimal64.
207 (set_float_const_decimal64, clear_float_const_decimal64,
208 float_const_decimal64_p): New.
209 (push_scope): Set new flag.
210 * c-parser.c (c_parser_translation_unit): Mark when it's valid
211 to use STDC pragmas.
212 (c_parser_external_declaration): Ditto.
213 (c_parser_compound_statement_nostart): Ditto.
214 * c-pragma.c (valid_location_for_stdc_pragma,
215 mark_valid_location_for_stdc_pragma,
216 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
217 handle_pragma_float_const_decimal64): New.
218 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
219 * cp/semantics.c (valid_location_for_stdc_pragma_p,
220 set_float_const_decimal64, clear_float_const_decimal64,
221 float_const_decimal64_p): New dummy functions.
222 * doc/extend.texi (Decimal Float): Remove statement that the
223 pragma, and suffix for double constants, are not supported.
224 * doc/invoke.texi (Warning Options): List new option.
225 (-Wunsuffixed-float-constants): New.
227 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
229 * config/i386/i386.c: Do not include c-common.h.
231 2009-05-07 Mark Heffernan <meheff@google.com>
233 * doc/invoke.texi (Debugging Options): Document change of debugging
234 dump location.
235 * opts.c (decode_options): Make dump_base_name relative to
236 aux_base_name directory.
238 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
240 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
241 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
243 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
245 * Makefile.in (install-plugin): Simplify a bit.
247 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
249 * Makefile.in (OBJS-common): Add regcprop.o.
250 (regcprop.o): New.
251 * timevar.def (TV_CPROP_REGISTERS): New.
252 * regrename.c (regrename_optimize): Return 0.
253 (rest_of_handle_regrename): Delete.
254 (pass_rename_registers): Point to regrename_optimize.
255 (struct value_data_entry, struct value_data,
256 kill_value_one_regno, kill_value_regno, kill_value,
257 set_value_regno, init_value_data, kill_clobbered_value,
258 kill_set_value, kill_autoinc_value, copy_value,
259 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
260 replace_oldest_value_reg, replace_oldest_value_addr,
261 replace_oldest_value_mem, copyprop_hardreg_forward_1,
262 debug_value_data, validate_value_data): Move...
263 * regcprop.c: ... here.
264 (rest_of_handle_cprop): Delete.
265 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
267 2009-05-07 Jakub Jelinek <jakub@redhat.com>
269 PR middle-end/40057
270 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
271 GEN_INT for 1 << bitnum.
272 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
273 build_int_cst_type.
275 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
277 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
278 Remove wrong description of "nand" operation.
280 2009-05-06 Richard Guenther <rguenther@suse.de>
281 Adam Nemet <anemet@caviumnetworks.com>
283 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
284 comment. Add that if LHS is not a gimple register, then RHS1 has
285 to be a single object (GIMPLE_SINGLE_RHS).
287 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
289 * expr.c (get_def_for_expr): Move it up in the file.
290 (store_field): When expanding a bit-field store, look at the
291 defining gimple stmt for the masking conversion.
293 2009-05-06 Janis Johnson <janis187@us.ibm.com>
295 PR middle-end/39986
296 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
297 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
298 32-bit memcpy into long.
300 2009-05-06 Jakub Jelinek <jakub@redhat.com>
302 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
303 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
304 new_reg_loc_descr.
305 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
306 instead of appending DW_OP_deref*.
308 2009-05-06 Michael Matz <matz@suse.de>
310 PR middle-end/40021
311 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
312 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
314 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
316 * Makefile.in (install-plugin): Fix srcdir handling.
318 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
320 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
321 when processing for not_regs_needed bitmap.
322 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
323 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
324 handling it for rhs.
326 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
328 * config/i386/i386.md (unnamed inc/dec peephole): Use
329 optimize_insn_for_size_p instead of optimize_size.
330 * config/i386/predicates.md (incdec_operand): Likewise.
331 (aligned_operand): Likewise.
332 * config/i386/sse.md (divv8sf3): Likewise.
333 (sqrtv8sf2): Likewise.
335 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
337 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
339 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
341 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
343 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
344 ssemodesuffixf2c with avxmodesuffixf2c.
346 2009-05-06 Joseph Myers <joseph@codesourcery.com>
348 PR c/40032
349 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
351 2009-05-05 Jakub Jelinek <jakub@redhat.com>
353 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
354 (struct tree_base): Adjust spacing for 8 bit boundaries.
355 (struct tree_decl_common): Add decl_by_reference_flag bit.
356 (DECL_BY_REFERENCE): Adjust.
357 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
358 print DECL_BY_REFERENCE bit.
359 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
360 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
361 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
362 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
363 unconditionally.
365 PR middle-end/39666
366 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
367 range of the type, but default label is missing, add it with one
368 of the existing labels instead of adding a new label for it.
370 2009-05-05 Joseph Myers <joseph@codesourcery.com>
372 * dwarf.h: Remove.
374 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
376 * Makefile.in (enable_plugin, plugin_includedir): New.
377 (install): Depend on install-plugin.
378 (PLUGIN_HEADERS): New.
379 (install-plugin): New.
380 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
382 2009-05-05 Richard Guenther <rguenther@suse.de>
384 PR tree-optimization/40022
385 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
386 the only vuse.
387 (phivn_valid_p): Fix tuplification error, simplify.
388 (phiprop_insert_phi): Add dumps.
389 (propagate_with_phi): Simplify.
391 2009-05-05 Richard Guenther <rguenther@suse.de>
393 PR middle-end/40023
394 * builtins.c (gimplify_va_arg_expr): Properly build the address.
396 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
398 * tree.h (strip_float_extensions): Remove duplicate declaration.
399 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
400 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
401 block_ultimate_origin): Rearrange the declarations line to match the
402 comment that indicates the .c file which the functions are defined.
403 (dwarf2out_*, set_decl_rtl): Add comment.
404 (get_base_address): Adjust comment.
405 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
406 declarations line and add comment.
407 (is_builtin_name): Add blank after function name, for clarity.
409 2009-05-04 Joseph Myers <joseph@codesourcery.com>
411 * attribs.c (decl_attributes): Use %qE for identifiers in
412 diagnostics.
413 * cgraphunit.c (verify_cgraph_node): Translate function names to
414 locale character set in diagnostics.
415 * coverage.c (get_coverage_counts): Use %qE for identifiers in
416 diagnostics.
417 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
418 Document that functions are named in UTF-8.
419 * expr.c (expand_expr_real_1): Translate function names to locale
420 character set in diagnostics.
421 * gimplify.c (omp_notice_variable, omp_is_private,
422 gimplify_scan_omp_clauses): Use %qE for identifiers in
423 diagnostics.
424 * langhooks.c (lhd_print_error_function): Translate function names
425 to locale character set.
426 * langhooks.h (decl_printable_name): Document that return value is
427 in internal character set.
428 * stmt.c: Include pretty-print.h
429 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
430 diagnostics.
431 (resolve_operand_name_1): Translate named operand name to locale
432 character set.
433 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
434 diagnostics.
435 * toplev.c (announce_function): Translate function names to locale
436 character set.
437 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
438 (default_tree_printer): Use pp_identifier or translate identifiers
439 to locale character set. Mark "<anonymous>" for translation.
440 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
441 for identifiers in diagnostics.
442 * tree.c (handle_dll_attribute): Use %qE for identifiers in
443 diagnostics.
444 * varasm.c (output_constructor): Use %qE for identifiers in
445 diagnostics.
447 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
449 * configure.ac: use ` ` instead of $()
450 * configure: Regenerate.
452 2009-05-05 Ben Elliston <bje@au.ibm.com>
454 * config/pa/linux-atomic.c: Eliminate conditional include of
455 errno.h on non-LP64 systems to simplify build requirements.
457 2009-05-04 Joseph Myers <joseph@codesourcery.com>
459 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
460 diagnostics.
461 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
462 and pass value to identifier_to_locale.
463 (warn_variable_length_array): Make name a tree.
464 (grokdeclarator): Separate diagnostic texts for named and unnamed
465 declarators. Use %qE for named declarators.
466 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
467 diagnostics.
468 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
469 identifiers in diagnostics.
470 * c-typeck.c (push_member_name, start_init): Pass identifiers to
471 identifier_to_locale. Mark "anonymous" strings for translation.
473 2009-05-04 Michael Eager <eager@eagercon.com>
475 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
476 address for DImode/DFmode only if double-precision FP regs.
478 2009-05-04 Michael Eager <eager@eagercon.com>
480 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
481 TARGET_SINGLE_FLOAT check.
483 2009-05-04 Michael Eager <eager@eagercon.com>
485 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
487 2009-05-04 Michael Eager <eager@eagercon.com>
489 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
490 * config/rs6000/t-xilinx: New
492 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
494 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
495 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
496 * gcc/explow.c (memory_address): Use target hook.
497 * gcc/targhooks.c (default_legitimize_address): New.
498 * gcc/targhooks.h (default_legitimize_address): New.
499 * gcc/target.h (legitimize_address): New.
500 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
501 (TARGET_INITIALIZER): Include it.
502 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
504 * config/bfin/bfin-protos.h (legitimize_address): Remove.
505 * config/bfin/bfin.c (legitimize_address): Remove.
506 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
507 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
508 Remove.
509 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
510 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
512 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
513 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
514 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
515 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
516 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
517 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
518 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
519 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
520 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
521 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
522 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
523 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
524 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
525 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
526 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
527 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
528 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
529 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
530 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
531 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
532 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
533 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
534 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
536 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
537 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
538 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
539 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
540 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
541 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
542 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
543 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
544 (thumb_legitimize_address): Delete.
545 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
546 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
547 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
548 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
549 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
550 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
551 Delete.
552 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
553 Delete.
555 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
556 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
557 * config/m32r/m32r.c (m32r_legitimize_address): New.
558 * config/m68k/m68k.c (m68k_legitimize_address): New.
559 * config/score/score.c (score_legitimize_address): Standardize.
560 * config/score/score3.c (score3_legitimize_address): Standardize.
561 * config/score/score3.h (score3_legitimize_address): Adjust.
562 * config/score/score7.c (score7_legitimize_address): Standardize.
563 * config/score/score7.h (score7_legitimize_address): Adjust.
564 * config/sh/sh.c (sh_legitimize_address): New.
565 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
567 * gcc/config/s390/s390.c (legitimize_address): Rename to...
568 (s390_legitimize_address): ... this.
569 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
570 (sparc_legitimize_address): ... this.
571 * gcc/config/i386/i386.c (legitimize_address): Rename to...
572 (ix86_legitimize_address): ... this.
573 * gcc/config/avr/avr.c (legitimize_address): Rename to...
574 (avr_legitimize_address): ... this.
575 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
576 (mn10300_legitimize_address): ... this.
577 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
578 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
579 (alpha_expand_mov): Adjust call.
581 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
582 * config/spu/spu.c (spu_legitimize_address): Likewise.
583 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
584 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
586 2009-05-04 Joseph Myers <joseph@codesourcery.com>
588 * intl.c (locale_encoding, locale_utf8): New.
589 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
590 * intl.h (locale_encoding, locale_utf8): Declare.
591 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
592 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
593 New.
594 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
595 argument.
596 (pp_tree_identifier): Define to call pp_base_tree_identifier.
597 (pp_base_tree_identifier): Declare as function.
598 (identifier_to_locale): Declare.
599 * Makefile.in (pretty-print.o): Update dependencies.
600 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
602 2009-05-04 Richard Guenther <rguenther@suse.de>
604 PR middle-end/40015
605 * builtins.c (fold_builtin_memory_op): Do not decay to element
606 type if the size matches the whole array.
608 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
610 * expmed.c (synth_mult): When trying out a shift, pass the result
611 of a signed shift.
613 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
615 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
616 (shiftsub1_cost): New.
617 (init_expmed): Compute shiftsub1_cost.
618 (synth_mult): Optimize multiplications by constants of the form
619 -(2^^m-1) for some constant positive integer m.
621 2009-05-03 Richard Guenther <rguenther@suse.de>
623 PR c/39983
624 * c-typeck.c (array_to_pointer_conversion): Do not built
625 ADDR_EXPRs of arrays of pointer-to-element type.
626 * c-gimplify.c (c_gimplify_expr): Revert change fixing
627 up wrong ADDR_EXPRs after-the-fact.
628 * c-common.c (strict_aliasing_warning): Strip pointer
629 conversions for obtaining the original type.
630 * builtins.c (fold_builtin_memset): Handle array types.
631 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
632 and array types
634 2009-05-03 Richard Guenther <rguenther@suse.de>
636 PR middle-end/23329
637 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
638 Do not lose casts from array types with unknown extent to array
639 types with known extent.
640 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
641 alias set compatibility.
643 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
645 * flags.h (extra_warnings): Delete.
646 * toplev.c (process_options): Handle Wuninitialized here.
647 * opts.c (extra_warnings): Delete.
648 (set_Wextra): Delete.
649 (common_handle_option): -Wextra can be handled automatically.
650 * c-opts.c (c_common_handle_option): Delete obsolete code.
651 (c_common_post_options): Simplify comment.
652 * common.opt (W): Add Var.
653 (Wextra): Add Var.
654 (Wuninitialized): Initialize to -1.
656 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
657 Richard Guenther <rguenther@suse.de>
659 * expr.c (get_def_for_expr): New function.
660 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
661 SSA rather than trees.
662 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
663 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
665 2009-05-03 Joseph Myers <joseph@codesourcery.com>
667 * c-common.c (reswords): Add _Imaginary.
668 * c-common.c (enum rid): Add RID_IMAGINARY.
670 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
672 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
673 Patch by Richard Guenther.
675 2009-05-03 Anatoly Sokolov <aesok@post.ru>
677 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
678 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
679 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
680 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
681 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
682 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
683 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
684 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
685 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
686 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
687 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
688 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
689 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
690 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
691 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
692 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
693 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
694 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
696 2009-05-02 Richard Guenther <rguenther@suse.de>
698 PR tree-optimization/39940
699 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
700 doing so.
702 2009-05-02 Richard Guenther <rguenther@suse.de>
704 PR middle-end/40001
705 * tree-ssa.c (execute_update_addresses_taken): Properly check
706 if we can mark a variable DECL_GIMPLE_REG_P.
707 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
708 back to the end of the function.
709 (is_gimple_reg_type): Remove complex type special casing.
710 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
711 if not optimizing.
713 2009-05-02 Ben Elliston <bje@au.ibm.com>
715 * doc/collect2.texi (Collect2): Document search path behaviour
716 when configured with --with-ld.
718 2009-05-02 Jan Hubicka <jh@suse.cz>
720 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
721 parameter; update callers.
722 (coalesce_cost_edge): EH edges are costier because they needs
723 splitting even if not critical and even more costier when there are
724 multiple EH predecestors.
726 2009-05-02 Jan Hubicka <jh@suse.cz>
728 * except.c (remove_eh_handler_and_replace): Handle updating after
729 removing TRY blocks.
731 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
733 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
735 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
737 * varasm.c: Do not include c-pragma.h.
738 * attribs.c: Do not incude c-common.h.
740 2009-05-01 Michael Matz <matz@suse.de>
742 * calls.c (initialize_argument_information): Handle SSA names like
743 decls with a non MEM_P DECL_RTL.
745 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
747 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
748 * ipa-utils.c: Likewise.
749 * ipa-type-escape.c: Likewise.
750 * cgraphunit.c Do not include c-common.h.
751 * ipa-pure-const.c: Likewise.
752 * tree-if-conv.c: Likewise.
753 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
754 * ipa-struct-reorg.c: Likewise.
755 * tree-nomudflap.c: Likewise.
756 * tree-ssa-structalias.c: Likewise.
758 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
760 * store-motion.c: Many cleanups to make this pass a first-class
761 citizen instead of an appendix to gcse load motion. Add TODO list
762 to make this pass faster/cleaner/better.
764 (struct ls_expr): Post gcse.c-split cleanups.
765 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
766 "stores" field to "avail_stores".
767 (pre_ldst_mems): Rename to store_motion_mems.
768 (pre_ldst_table): Rename to store_motion_mems_table.
769 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
770 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
771 (ldst_entry): Rename to st_expr_entry, update users.
772 (free_ldst_entry): Rename to free_st_expr_entry, update users.
773 (free_ldst_mems): Rename to free_store_motion_mems, update users.
774 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
775 update caller.
776 (first_ls_expr): Rename to first_st_expr, update users.
777 (next_ls_expr): Rename to next_st_expr, update users.
778 (print_ldst_list): Rename to print_store_motion_mems. Print names of
779 fields properly for store motion instead of names inherited from load
780 motion in gcse.c.
781 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
782 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
783 are done with it.
785 (ae_kill): Rename to st_kill, update users.
786 (ae_gen): Rename to st_avloc, update users.
787 (transp): Rename to st_transp, update users.
788 (pre_insert_map): Rename to st_insert_map, update users.
789 (pre_delete_map): Rename to st_delete_map, update users.
790 (insert_store, build_store_vectors, free_store_memory,
791 one_store_motion_pass): Update for abovementioned changes.
793 (gcse_subst_count, gcse_create_count): Remove.
794 (one_store_motion_pass): New statistics counters "n_stores_deleted"
795 and "n_stores_created", local variables.
797 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
798 use for_each_rtx.
800 (regvec, compute_store_table_current_insn): Remove.
801 (reg_set_info, reg_clear_last_set): Remove.
802 (compute_store_table): Use DF caches instead of local dataflow
803 solvers.
805 2009-05-01 Joseph Myers <joseph@codesourcery.com>
807 * c-objc-common.c (c_tree_printer): Print identifiers with
808 pp_identifier, not pp_string. Mark "({anonymous})" for
809 translation.
810 * c-pretty-print.c (pp_c_ws_string): New.
811 (pp_c_cv_qualifier, pp_c_type_specifier,
812 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
813 pp_c_storage_class_specifier, pp_c_function_specifier,
814 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
815 pp_c_primary_expression, pp_c_postfix_expression,
816 pp_c_unary_expression, pp_c_shift_expression,
817 pp_c_relational_expression, pp_c_equality_expression,
818 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
819 use pp_string and pp_c_ws_string in place of pp_identifier and
820 pp_c_identifier for non-identifiers. Mark English strings for
821 translation.
822 * c-pretty-print.h (pp_c_ws_string): Declare.
824 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
825 Roland McGrath <roland@redhat.com>
827 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
828 (ENABLE_LD_BUILDID): New configuration option.
829 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
830 (LINK_BUILDID_SPEC): New macro.
831 (init_spec): If defined, prepend it between LINK_EH_SPEC and
832 link_spec.
833 * doc/install.texi: Document --enable-linker-build-id option.
834 * configure: Rebuild.
835 * config.in: Rebuild.
837 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
839 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
840 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
841 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
842 MIPS_GP_SAVE_AREA_SIZE.
843 * config/mips/mips.c (struct mips_frame_info): Update comment
844 before arg_pointer_offset and hard_frame_pointer_offset.
845 (mips_compute_frame_info): Update diagram before function: to
846 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
847 indicate the position of frame_pointer_rtx with -fstack-protector and
848 to show args_size. Don't allocate cprestore area for leaf functions
849 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
850 cprestore_size.
851 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
853 2009-04-30 Michael Matz <matz@suse.de>
855 PR tree-optimization/39955
856 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
858 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
860 * ira.c (setup_cover_and_important_classes): Use safe macro
861 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
862 directly.
863 * genpreds.c (write_tm_preds_h): Output suitable definition of
864 REG_CLASS_FOR_CONSTRAINT.
866 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
868 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
869 instead of an int.
870 * bitmap.c (bitmap_descriptor): Likewise.
871 * ggc-common.c (loc_descriptor): Likewise.
872 * varray.c (varray_descriptor): Likewise.
873 * vec.c (vec_descriptor): Likewise.
875 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
877 * Makefile.in (dce.o): Add $(EXCEPT_H).
878 * dce.c: Include except.h and delete redundant vector definitions.
879 (deletable_insn_p): Return false for non-call insns that can throw
880 if DF is running.
882 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
884 * gcse.c (ae_gen): Remove.
885 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
886 and make non-static function to make it available in store-motion.c.
887 Update call sites with search-and-replace.
888 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
889 extract_mentioned_regs, extract_mentioned_regs_helper,
890 find_moveable_store, compute_store_table, load_kills_store, find_loads,
891 store_killed_in_insn, store_killed_after, store_killed_before,
892 build_store_vectors, insert_insn_start_basic_block, insert-store,
893 remove_reachable_equiv_notes, replace_store_insn, delete_store,
894 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
895 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
896 * store-motion.c: ...new file. Also copy data structures from gcse.c
897 and clean up to remove parts not used by store motion.
898 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
899 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
901 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
903 PR target/38571
904 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
905 when optimizing for size.
907 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
909 * gcse.c (gcse_constant_p): Fix typo in last change.
911 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
913 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
915 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
917 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
919 2009-04-29 James E. Wilson <wilson@codesourcery.com>
921 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
922 CONST_HIGH_PART result.
924 2009-04-29 Anatoly Sokolov <aesok@post.ru>
926 * config/avr/avr.c (initial_elimination_offset): Rename to
927 avr_initial_elimination_offset.
928 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
929 change return type to bool.
930 (avr_can_eliminate): New function.
931 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
932 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
933 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
934 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
935 avr_initial_elimination_offset.
936 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
937 (avr_initial_elimination_offset): Define.
939 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
940 Steven Bosscher <steven@gcc.gnu.org>
942 PR rtl-optimization/39938
943 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
944 * cfgrtl.c: Include insn-attr.h.
945 (rest_of_pass_free_cfg): New function.
946 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
947 * resource.c (init_resource_info): Remove call to df_analyze.
949 2009-04-29 Richard Guenther <rguenther@suse.de>
951 PR target/39943
952 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
953 allow conversion to signed integers.
955 2009-04-29 Richard Guenther <rguenther@suse.de>
957 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
958 shifts of floating point vectors if the shift amount is
959 a constant multiple of the element size.
961 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
962 Michael Matz <matz@suse.de>
964 PR middle-end/39927
965 PR bootstrap/39929
966 * tree-outof-ssa.c (emit_partition_copy): New function.
967 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
968 insert_part_to_rtx_on_edge): Perform the partition base var
969 copy using emit_partition_copy.
970 (insert_value_copy_on_edge): Convert constants to the right mode.
971 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
972 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
974 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
976 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
977 scan backwards to try to find a constant to initialize it.
979 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
980 insn before the loop_end instruction, don't look past labels.
982 2009-04-29 Richard Guenther <rguenther@suse.de>
984 PR middle-end/39937
985 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
986 loose type conversions.
987 (forward_propagate_addr_expr): Fix tuplification bug. Remove
988 stmts only if there are no uses of its definition.
990 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
992 * config/bfin/bfin.h (splitting_loops): Declare.
993 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
994 Reorder bit definitions to be ascending.
995 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
996 * config/bfin/bfin.c (splitting_loops): New variable.
997 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
998 (struct loop_info): Remove members INIT and LOOP_INIT.
999 (bfin_optimize_loop): Don't set them. Reorder the code that generates
1000 the LSETUP sequence. Allow LC to be loaded from any register, but
1001 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
1002 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
1003 set to 1.
1004 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
1005 of reload_completed.
1007 From Jie Zhang:
1008 * config/bfin/bfin.md (movsi_insn): Refine constraints.
1010 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
1012 * Makefile.in (PLUGIN_VERSION_H): New.
1013 (OBJS-common): Remove plugin-version.o.
1014 (plugin.o): Depend on (PLUGIN_VERSION_H).
1015 (plugin-version.o): Remove.
1016 * configure: Regenerate
1017 * configure.ac: Create plugin-version.h.
1018 * gcc-plugin.h (plugin_gcc_version): Remove.
1019 (plugin_default_version_check): Change signature.
1020 * plugin-version.c: Remove.
1021 * plugin.c: Include plugin-version.h.
1022 (str_plugin_gcc_version_name): Remove.
1023 (try_init_one_plugin): Pass gcc version to plugin_init.
1024 (plugin_default_version_check): Both gcc and plugin versions are now
1025 arguments.
1027 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1029 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
1030 problematic last insns. Test for TYPE_CALL rather than CALL_P.
1031 Remove special case testing for last insn of inner loops. Don't fail
1032 if the loop ends with a jump, emit an extra nop instead.
1034 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
1035 DREGS rather than comparing directly. Remove code that tries to
1036 account for latencies.
1038 2009-04-29 Richard Guenther <rguenther@suse.de>
1040 PR tree-optimization/39941
1041 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
1042 eliminating an indirect call.
1044 2009-04-29 Richard Guenther <rguenther@suse.de>
1046 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
1047 parameter. Allow invariants as base if !require_lvalue.
1048 (verify_gimple_assign_single): Adjust.
1050 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1052 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
1053 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
1054 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
1055 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
1056 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
1057 a VEC_SELECT.
1058 * config/bfin/bfin.c (bfin_expand_builtin,
1059 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
1061 2009-04-28 Richard Guenther <rguenther@suse.de>
1063 * tree-vect-loop.c (get_initial_def_for_induction): Use
1064 correct types for pointer increment.
1066 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1068 * toplev.c (print_version): Update GMP version string calculation.
1070 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
1072 PR rtl-optimization/39938
1073 * resource.c (init_resource_info): Add call to df_analyze.
1075 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
1077 * config/alpha/alpha.md (usegp): Cast the result of
1078 alpha_find_lo_sum_using_gp to enum attr_usegp.
1079 * config/alpha/alpha.c (override_options): Remove end-of-structure
1080 marker element from cpu_table. Use array size of cpu_table to handle
1081 -mcpu and -mtune options.
1082 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
1084 2009-04-28 Joseph Myers <joseph@codesourcery.com>
1086 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
1087 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
1088 tune_32 and tune_64.
1089 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
1090 support on PowerPC.
1091 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
1092 * config/rs6000/option-defaults.h: ... here. New file.
1093 (OPT_64, OPT_32): Define.
1094 (MASK_64BIT): Define to 0 if not already defined.
1095 (OPT_ARCH64, OPT_ARCH32): Define.
1096 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
1097 and tune_64.
1099 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1101 * config/arm/arm.c (arm_override_options): Emit error on using
1102 fpa with AAPCS.
1104 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
1106 PR rtl-optimization/39914
1107 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
1108 registers for allocnos created from user-defined variables only
1109 when not optimizing.
1111 2009-04-28 Richard Guenther <rguenther@suse.de>
1113 PR middle-end/39937
1114 * fold-const.c (fold_binary): Use distribute_real_division only
1115 on float types.
1117 2009-04-28 Steve Ellcey <sje@cup.hp.com>
1119 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
1120 add hpux-stdint.h to tm_file.
1121 (hppa[12]*-*-hpux11*): Ditto.
1122 (ia64*-*-hpux*): Ditto.
1123 * config/hpux-stdint.h: New.
1124 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
1125 __STDC_EXT__ for all compiles.
1126 * config/pa/pa-hpux.h: Ditto.
1127 * config/pa/pa-hpux10.h: Ditto.
1128 * config/pa/pa-hpux11.h: Ditto.
1130 2009-04-28 Catherine Moore <clm@codesourcery.com>
1132 * debug.h (set_name): Add comment.
1134 2009-04-28 Andrew Pinski <pinskia@gmail.com>
1136 PR target/39929
1137 * config/darwin.c (machopic_gen_offset): Check
1138 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
1139 * config/arm/arm.c (require_pic_register): Likewise.
1141 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
1143 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
1144 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
1145 m32c_promote_prototypes): Delete.
1147 2009-04-28 Michael Matz <matz@suse.de>
1149 PR middle-end/39922
1150 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
1151 constants.
1153 2009-04-28 Richard Guenther <rguenther@suse.de>
1155 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
1157 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1159 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
1160 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
1161 * config/arm/arm-tune.md: Regenerate.
1163 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
1165 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
1166 block if there are complex incoming edges.
1167 (sel_merge_blocks): Remove useless assert.
1168 (sel_redirect_edge_and_branch): Check that edge was redirected.
1169 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
1170 (sel_find_rgns): Delete declaration.
1171 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
1172 the region when it is not a preheader.
1174 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
1176 PR c/39323
1177 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
1179 2009-04-28 Richard Guenther <rguenther@suse.de>
1181 * tree.h (SSA_NAME_VALUE): Remove.
1182 (struct tree_ssa_name): Remove value_handle member.
1183 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
1184 array for jump threading.
1185 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
1186 SSA_NAME_VALUEs.
1187 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
1188 * tree-flow.h (threadedge_initialize_values): Declare.
1189 (threadedge_finalize_values): Likewise.
1190 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
1191 (SSA_NAME_VALUE): Define.
1192 (threadedge_initialize_values): New function.
1193 (threadedge_finalize_values): Likewise.
1194 * tree-ssa-dom.c (ssa_name_values): New global variable.
1195 (SSA_NAME_VALUE): Define.
1196 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
1198 2009-04-28 Ira Rosen <irar@il.ibm.com>
1200 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
1201 Use REPORT_VECTORIZED_LOCATIONS instead
1202 REPORT_VECTORIZED_LOOPS.
1203 * tree-vectorizer.c (vect_verbosity_level): Make static.
1204 (vect_loop_location): Rename to vect_location.
1205 (vect_set_verbosity_level): Update comment.
1206 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
1207 and vect_location.
1208 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
1209 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
1210 instead REPORT_UNVECTORIZED_LOOPS.
1211 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
1212 vect_loop_def to vect_external_def and vect_internal_def.
1213 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
1214 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
1215 REPORT_UNVECTORIZED_LOCATIONS.
1216 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
1217 and vect_used_in_loop and to vect_unused_in_scope and
1218 vect_used_in_scope.
1219 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
1220 (vect_verbosity_level): Remove declaration.
1221 (vect_analyze_operations): Likewise.
1222 (vect_analyze_stmt): Declare.
1223 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
1224 REPORT_UNVECTORIZED_LOCATIONS.
1225 (vect_get_loop_niters): Fix indentation.
1226 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
1227 (vect_analyze_loop_operations): New function.
1228 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
1229 vect_analyze_operations.
1230 (vect_is_simple_reduction): Use new names.
1231 (vectorizable_live_operation, vect_transform_loop): Likewise.
1232 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
1233 specify whether the data references can be a part of interleaving chain.
1234 (vect_analyze_data_ref_dependence): Use new names.
1235 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
1236 (vect_create_addr_base_for_vector_ref): Remove redundant code.
1237 * tree-vect-patterns.c (widened_name_p): Use new names.
1238 (vect_recog_dot_prod_pattern): Likewise.
1239 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
1240 (process_use, vect_mark_stmts_to_be_vectorized,
1241 vect_model_simple_cost, vect_model_store_cost,
1242 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
1243 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
1244 vectorizable_operation, vectorizable_type_demotion,
1245 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
1246 vectorizable_condition): Likewise.
1247 (vect_analyze_operations): Split into vect_analyze_loop_operations
1248 and ...
1249 (vect_analyze_stmt): ... new function.
1250 (new_stmt_vec_info): Use new names.
1251 (vect_is_simple_use): Use new names and fix comment.
1252 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
1253 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
1255 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
1257 PR target/39911
1258 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
1259 and integer modes for x87 operands. Do not ICE for unsupported size,
1260 generate error instead. Generate error for unsupported operand types.
1261 ['z']: Do not handle HImode memory operands specially. Warning
1262 for floating-point operands. Fallthru to 'Z' for unsupported operand
1263 types. Do not ICE for unsupported size, generate error instead.
1264 (output_387_binary_op): Use %Z to output operands.
1265 (output_fp_compare): Ditto.
1266 (output_387_reg_move): Ditto.
1268 2009-04-28 Ben Elliston <bje@au.ibm.com>
1270 PR c++/35652
1271 Revert:
1273 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1275 * builtins.c (c_strlen): Do not warn here.
1276 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
1277 * c-common.c (pointer_int_sum): Take an explicit location.
1278 Warn about offsets out of bounds.
1279 * c-common.h (pointer_int_sum): Adjust declaration.
1281 2009-04-27 Ian Lance Taylor <iant@google.com>
1283 * collect2.c (is_ctor_dtor): Change type of ret field in struct
1284 names to symkind.
1285 * dce.c (run_fast_df_dce): Change type of old_flags to int.
1286 * df-core.c (df_set_flags): Change return type to int. Change
1287 type of old_flags to int.
1288 (df_clear_flags): Likewise.
1289 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
1290 (df_get_conditional_uses): Likewise.
1291 * df.h (df_set_flags, df_clear_flags): Update declarations.
1292 * dwarf2out.c (struct indirect_string_node): Change type of form
1293 field to enum dwarf_form.
1294 (AT_string_form): Change return type to enum dwarf_form.
1295 * fixed-value.c (fixed_compare): Add cast to enum type.
1296 * fwprop.c (update_df): Change 0 to VOIDmode.
1297 * gensupport.c: Change 0 to UNKNOWN.
1298 * gimple.h (gimple_cond_code): Add cast to enum type.
1299 * haifa-sched.c (reemit_notes): Add cast to enum type.
1300 * hooks.c (hook_int_void_no_regs): Remove function.
1301 * hooks.h (hook_int_void_no_regs): Remove declaration.
1302 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
1303 * predict.c (combine_predictions_for_insn): Add casts to enum type.
1304 * real.c (real_arithmetic): Add cast to enum type.
1305 (real_compare): Likewise.
1306 * target.h (struct gcc_target): Change return type of
1307 branch_target_register_class to enum reg_class.
1308 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
1309 default_branch_target_register_class.
1310 * targhooks.c (default_branch_target_register_class): New function.
1311 * targhooks.h (default_branch_target_register_class): Declare.
1312 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
1313 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
1314 cast to int.
1315 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
1316 ERROR_MARK.
1317 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
1318 vect_uninitialized_def. Change 0 to ERROR_MARK.
1319 * tree-vect-stmts.c (supportable_widening_operation): Don't
1320 initialize icode1 and icode2.
1321 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
1322 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
1323 and to STD_C89.
1324 (cmn_err_flag_specs): Change 0 to STD_C89.
1325 (cmn_err_char_table): Likewise.
1326 * config/arm/arm.c (get_arm_condition_code): Change type of code
1327 to enum arm_cond_code.
1328 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
1329 (IWMMXT_BUILTIN2): Likewise.
1330 (neon_builtin_type_bits): Don't define typedef.
1331 (neon_builtin_datum): Change type of bits field to int.
1332 (arm_expand_neon_args): Add cast to enum type.
1333 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
1334 TLS_MODEL_NONE.
1335 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
1336 casts to enum type.
1337 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
1338 MIPS_FP_COND_f.
1339 * config/mips/mips.md (jal_macro): Return enum constant.
1340 (single_insn): Likewise.
1341 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
1342 CODE_FOR_nothing.
1343 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1344 casts to enum type.
1345 * config/s390/s390.c (s390_tune_flags): Change type to int.
1346 (s390_arch_flags): Likewise.
1347 (s390_handle_arch_option): Change flags field of struct pta to int.
1348 * config/s390/s390.h (s390_tune_flags): Update declaration.
1349 (s390_arch_flags): Likewise.
1350 * config/sh/sh.c (prepare_move_operands): Compare
1351 tls_symbolic_operand result with enum constant.
1352 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
1353 (sh_expand_prologue): Add cast to enum type.
1354 (sh_expand_epilogue): Likewise.
1355 (tls_symbolic_operand): Change return type to enum tls_model.
1356 (fpscr_set_from_mem): Add cast to enum type.
1357 (legitimize_pic_address): Compare tls_symbolic_operand result with
1358 enum constant.
1359 (sh_target_reg_class): Change return type to enum reg_class.
1360 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
1361 PROCESSOR_xxx.
1362 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
1363 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
1364 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
1365 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
1366 (delayed_branch, tls_call_delay): Likewise.
1367 (eligible_for_sibcall_delay): Likewise.
1368 (eligible_for_return_delay): Likewise.
1369 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
1370 (spu_expand_builtin_1): Likewise.
1372 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
1373 for all types of conversions.
1374 (output_init_element): Issue -Wc++-compat warning if needed when
1375 initializing a bitfield with enum type.
1376 * c-parser.c (c_parser_expression): Set original_type to
1377 original_type of right hand operand of comman operator.
1379 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1381 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
1382 grammar nits.
1383 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
1384 * doc/cpp.texi (Standard Predefined Macros)
1385 (Implementation-defined behavior): Likewise.
1386 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
1387 * doc/gimple.texi (GIMPLE Exception Handling)
1388 (@code{GIMPLE_ASSIGN}): Likewise.
1389 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
1390 * doc/invoke.texi (Warning Options, Optimize Options)
1391 (AVR Options, Darwin Options): Likewise.
1392 (Optimize Options): Reformulate -fwhole-program description.
1393 * doc/loop.texi (Lambda): Likewise.
1394 * doc/md.texi (Output Template, Define Constraints)
1395 (Standard Names, Insn Splitting): Likewise.
1396 * doc/options.texi (Option properties): Likewise.
1397 * doc/passes.texi (Tree-SSA passes): Likewise.
1398 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
1399 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
1400 (File Names and DBX): Likewise.
1401 * doc/trouble.texi (Incompatibilities): Likewise.
1403 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1405 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
1406 instruction is correct.
1408 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1410 Allow non-constant arguments to conversion intrinsics.
1411 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
1412 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
1413 * spu.c (print_operand): Handle 'v' and 'w'.
1414 (exp2_immediate_p, spu_gen_exp2): Define.
1415 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
1416 spu_convtf_1): Update parameter descriptions.
1417 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
1418 * constraints.md ('v', 'w'): New.
1419 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
1420 Remove.
1421 (i2f, I2F): New define_mode_attr.
1422 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
1423 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
1424 fixuns_truncv4sfv4si2): Update to use mode attribute.
1425 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
1426 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
1427 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
1428 patterns for combine.
1430 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
1432 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
1433 (cprop, hoist, pre, store_motion): New debug counters.
1434 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
1435 is not an RTL pass anymore.
1436 (pass_profiling): Remove extern decl for pass removed in 2005.
1437 (pass_gcse, pass_jump_bypass): Remove.
1438 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
1439 to 0 for clean state.
1440 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
1441 * cse.c (gate_handle_cse_after_global_opts,
1442 rest_of_handle_cse_after_global_opts): New functions.
1443 (pass_cse_after_global_opts): New pass, does local CSE.
1444 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
1445 (TV_CPROP): New timevar.
1446 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
1447 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
1448 (gcse_main, recompute_all_luids): Remove.
1449 (compute_hash_table_work): Call max_reg_num instead of reading
1450 max_gcse_regno.
1451 (cprop_jump): Don't set run_jump_opt_after_gcse.
1452 (constprop_register): Always allow to alter jumps.
1453 (cprop_insn): Likewise.
1454 (do_local_cprop): Likewise.
1455 (local_cprop_pass): Likewise. Return non-zero if something changed.
1456 (cprop): Remove function, fold interesting bits into one_cprop_pass.
1457 (find_implicit_sets): Add note about missed optimization opportunity.
1458 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
1459 pass_rtl_cprop execute function.
1460 Don't bother tracking the pass number, each pass gets its own dumpfile
1461 now anyway.
1462 Always allow to alter jumpsand bypass jumps.
1463 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
1464 will just find no suitable set.
1465 (pre_edge_insert): Fix dumping, this function is for PRE only.
1466 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
1467 pass_rtl_pre execute function.
1468 (hoist_code): Return non-zero if something changed. Keep track of
1469 substitutions and insertions for statistics gathering similar to PRE.
1470 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
1471 called from the pass_rtl_hoist execute function. Show pass statistics.
1472 (compute_store_table): Use max_reg_num directly instead of using the
1473 formerly global max_gcse_regno.
1474 (build_store_vectors): Likewise.
1475 (replace_store_insn): Fix dumping.
1476 (store_motion): Rename to ...
1477 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
1478 pass, called from the pass_rtl_store_motion execute function. Keep
1479 track of substitutions and insertions for statistics gathering similar
1480 to PRE.
1481 (bypass_jumps): Remove, fold interesting bits into ...
1482 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
1483 from the pass_rtl_cprop execute function.
1484 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
1485 pass_jump_bypass): Remove.
1486 (gate_handle_gcse, rest_of_handle_gcse): Remove.
1487 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
1488 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
1489 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
1490 (gate_rtl_store_motion, execute_rtl_store_motion,
1491 pass_rtl_store_motion): New.
1492 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
1493 make it clear that -fcse-skip-blocks is a no-op for backward compat.
1494 * passes.c (init_optimization_passes): Remove pass_gcse and
1495 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
1496 and cse_after_global_opts in place of pass_gcse. Schedule cprop
1497 instead of pass_jump_bypass.
1499 2009-04-27 Richard Guenther <rguenther@suse.de>
1501 PR middle-end/39928
1502 * gimplify.c (gimplify_expr): If we are required to create
1503 a temporary make sure it ends up as register.
1505 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
1507 PR target/39903
1508 * config/i386/i386.c (construct_container): Don't call
1509 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
1510 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
1512 2009-04-27 Michael Matz <matz@suse.de>
1514 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
1515 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
1516 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
1517 (dump_replaceable_exprs): Take a bitmap.
1518 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
1519 array.
1520 (expand_gimple_basic_block): Likewise.
1521 * tree-ssa-ter.c (struct temp_expr_table_d): Make
1522 replaceable_expressions member a bitmap.
1523 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
1524 (mark_replaceable): Likewise.
1525 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
1526 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
1528 2009-04-27 Richard Guenther <rguenther@suse.de>
1530 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
1531 (verify_stmts): Dispatch to gimple/type verification code.
1532 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
1533 issue with call argument types.
1535 2009-04-27 Michael Matz <matz@suse.de>
1537 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
1538 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
1539 to above.
1541 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
1542 Eric Botcazou <ebotcazou@adacore.com>
1544 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
1545 a label's basic block.
1546 (mark_target_live_regs): Tidy and rework obsolete comments.
1547 Change back DF problem to LIVE. If a label starts a basic block,
1548 assume that all registers that used to be live then still are.
1549 (init_resource_info): If a label starts a basic block, set its
1550 BLOCK_FOR_INSN accordingly.
1551 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
1553 2009-04-27 Richard Guenther <rguenther@suse.de>
1555 * tree-flow-inline.h (function_ann): Remove.
1556 (get_function_ann): Likewise.
1557 * tree-dfa.c (create_function_ann): Remove.
1558 * tree-flow.h (struct static_var_ann_d): Remove.
1559 (struct function_ann_d): Likewise.
1560 (union tree_ann_d): Remove fdecl member.
1561 (function_ann_t): Remove.
1562 (function_ann, get_function_ann, create_function_ann): Remove
1563 declarations.
1565 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
1567 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
1569 2009-04-27 Jan Hubicka <jh@suse.cz>
1571 * ipa-pure-const.c (struct funct_state_d): New fields
1572 state_previously_known, looping_previously_known; remove
1573 state_set_in_source.
1574 (analyze_function): Use new fields.
1575 (propagate): Avoid assumption that state_set_in_source imply
1576 nonlooping.
1578 * tree-ssa-loop-niter.c (finite_loop_p): New function.
1579 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
1580 * cfgloop.h (finite_loop_p): Declare.
1582 2009-04-26 Michael Matz <matz@suse.de>
1584 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
1586 2009-04-26 Michael Matz <matz@suse.de>
1588 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
1589 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
1590 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
1591 pass_mark_used_blocks): Remove.
1592 * tree-optimize.c (pass_free_datastructures,
1593 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
1594 * passes.c (init_optimization_passes): Don't call
1595 pass_mark_used_blocks, remove dead code.
1597 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
1599 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
1600 * tree-ssa-live.h (register_ssa_partition): Likewise.
1602 2009-04-26 Michael Matz <matz@suse.de>
1604 Expand from SSA.
1605 * builtins.c (fold_builtin_next_arg): Handle SSA names.
1606 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
1607 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
1608 SSA names.
1609 (compare_pairs): Swap cost comparison.
1610 (coalesce_ssa_name): Don't use change_partition_var.
1611 * tree-nrv.c (struct nrv_data): Add modified member.
1612 (finalize_nrv_r): Set it.
1613 (tree_nrv): Use it to update statements.
1614 (pass_nrv): Require PROP_ssa.
1615 * tree-mudflap.c (mf_decl_cache_locals,
1616 mf_build_check_statement_for): Use make_rename_temp.
1617 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
1618 * alias.c (find_base_decl): Handle SSA names.
1619 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
1620 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
1621 * rtl.h (set_reg_attrs_for_parm): Declare.
1622 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
1623 to "optimized", remove unused locals at finish.
1624 (execute_free_datastructures): Make global, call
1625 delete_tree_cfg_annotations.
1626 (execute_free_cfg_annotations): Don't call
1627 delete_tree_cfg_annotations.
1629 * ssaexpand.h: New file.
1630 * expr.c (toplevel): Include ssaexpand.h.
1631 (expand_assignment): Handle SSA names the same as register variables.
1632 (expand_expr_real_1): Expand SSA names.
1633 * cfgexpand.c (toplevel): Include ssaexpand.h.
1634 (SA): New global variable.
1635 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
1636 (SSAVAR): New macro.
1637 (set_rtl): New helper function.
1638 (add_stack_var): Deal with SSA names, use set_rtl.
1639 (expand_one_stack_var_at): Likewise.
1640 (expand_one_stack_var): Deal with SSA names.
1641 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
1642 before unique numbers.
1643 (expand_stack_vars): Use set_rtl.
1644 (expand_one_var): Accept SSA names, add asserts for them, feed them
1645 to above subroutines.
1646 (expand_used_vars): Expand all partitions (without default defs),
1647 then only the local decls (ignoring those expanded already).
1648 (expand_gimple_cond): Remove edges when jumpif() expands an
1649 unconditional jump.
1650 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
1651 or remove abnormal edges. Ignore insns setting the LHS of a TERed
1652 SSA name.
1653 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
1654 members of SA; deal with PARM_DECL partitions here; expand
1655 all PHI nodes, free tree datastructures and SA. Commit instructions
1656 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
1657 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
1658 info and statements at start, collect garbage at finish.
1659 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
1660 (VAR_ANN_PARTITION) Remove.
1661 (change_partition_var): Don't declare.
1662 (partition_to_var): Always return SSA names.
1663 (var_to_partition): Only accept SSA names.
1664 (register_ssa_partition): Only check argument.
1665 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
1666 member.
1667 (delete_var_map): Don't free it.
1668 (var_union): Only accept SSA names, simplify.
1669 (partition_view_init): Mark only useful SSA names as used.
1670 (partition_view_fini): Only deal with SSA names.
1671 (change_partition_var): Remove.
1672 (dump_var_map): Use ssa_name instead of partition_to_var member.
1673 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
1674 basic blocks.
1675 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
1676 (struct _elim_graph): New member const_dests; nodes member vector of
1677 ints.
1678 (set_location_for_edge): New static helper.
1679 (create_temp): Remove.
1680 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
1681 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
1682 (new_elim_graph): Allocate const_dests member.
1683 (clean_elim_graph): Truncate const_dests member.
1684 (delete_elim_graph): Free const_dests member.
1685 (elim_graph_size): Adapt to new type of nodes member.
1686 (elim_graph_add_node): Likewise.
1687 (eliminate_name): Likewise.
1688 (eliminate_build): Don't take basic block argument, deal only with
1689 partition numbers, not variables.
1690 (get_temp_reg): New static helper.
1691 (elim_create): Use it, deal with RTL temporaries instead of trees.
1692 (eliminate_phi): Adjust all calls to new signature.
1693 (assign_vars, replace_use_variable, replace_def_variable): Remove.
1694 (rewrite_trees): Only do checking.
1695 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
1696 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
1697 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
1698 contains_tree_r, MAX_STMTS_IN_LATCH,
1699 process_single_block_loop_latch, analyze_edges_for_bb,
1700 perform_edge_inserts): Remove.
1701 (expand_phi_nodes): New global function.
1702 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
1703 functions, initialize new parameter, remember partitions having a
1704 default def.
1705 (finish_out_of_ssa): New global function.
1706 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
1707 don't reset in_ssa_p here, don't disable TER when mudflap.
1708 (pass_del_ssa): Remove.
1709 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
1710 partition members.
1711 (execute_free_datastructures): Declare.
1712 * Makefile.in (SSAEXPAND_H): New variable.
1713 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
1714 * basic-block.h (commit_one_edge_insertion): Declare.
1715 * passes.c (init_optimization_passes): Move pass_nrv and
1716 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
1717 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
1718 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
1719 (redirect_branch_edge): Deal with super block when expanding, split
1720 out jump patching itself into ...
1721 (patch_jump_insn): ... here, new static helper.
1723 2009-04-26 Michael Matz <matz@suse.de>
1725 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
1726 beyond num_ssa_names.
1727 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
1728 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
1730 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1732 PR inline-asm/39543
1733 * fwprop.c (forward_propagate_asm): New function.
1734 (forward_propagate_and_simplify): Propagate also into __asm, if it
1735 doesn't increase the number of referenced registers.
1737 PR c/39889
1738 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
1740 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1742 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
1743 note_nonlocal_vla_type for nonlocal VLAs.
1744 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
1745 contains_remapped_vars, remap_vla_decls): New functions.
1746 (convert_nonlocal_reference_stmt): If not optimizing, call
1747 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
1748 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
1749 if it wasn't found in var_map.
1750 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
1751 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
1752 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
1753 declare_vars.
1754 * gimplify.c (nonlocal_vlas): New variable.
1755 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
1756 referenced VLAs.
1757 (gimplify_body): Create and destroy nonlocal_vlas.
1759 * dwarf2out.c (loc_descr_plus_const): New function.
1760 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
1761 mem_loc_descriptor, loc_descriptor_from_tree_1,
1762 descr_info_loc, gen_variable_die): Use it.
1764 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
1765 !TREE_STATIC VAR_DECLs.
1766 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
1767 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
1768 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
1769 DECL_BY_REFERENCE is valid.
1770 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
1771 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
1772 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
1773 Copy DECL_BY_REFERENCE.
1774 (struct nesting_copy_body_data): New type.
1775 (nesting_copy_decl): New function.
1776 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
1777 if they have variable length.
1779 2009-04-26 Michael Matz <matz@suse.de>
1781 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
1782 mark new temporaries for renaming.
1784 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1786 PR c/39581
1787 * c-decl.c (global_bindings_p): Return negative value.
1788 (c_variable_size): New. Based on variable_size from
1789 stor-layout.c.
1790 (grokdeclarator): Call c_variable_size not variable_size.
1792 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
1794 * config/i386/i386.c (print_operand) ['z']: Fix typo.
1796 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
1798 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
1799 Redefine it to just use mingw/include.
1800 (ASM_SPEC): Rules for -m32 and -m64.
1801 (LINK_SPEC): Use Likewise.
1802 (SPEC_32): New define.
1803 (SPEC_64): Likewise.
1804 (SUB_LINK_SPEC): Likewise.
1805 (MULTILIB_DEFAULTS): New define.
1806 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
1807 Add multilib options.
1808 (MULTILIB_DIRNAMES): Likewise.
1809 (MULTILIB_OSDIRNAMES): Likewise.
1810 (LIBGCC): Likewise.
1811 (INSTALL_LIBGCC): Likewise.
1813 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1815 PR c/39556
1816 * c-tree.h (enum c_inline_static_type): New.
1817 (record_inline_static): Declare.
1818 * c-decl.c (struct c_inline_static, c_inline_statics,
1819 record_inline_static, check_inline_statics): New.
1820 (pop_file_scope): Call check_inline_statics.
1821 (start_decl): Call record_inline_static instead of pedwarning
1822 directly for static in inline function.
1823 * c-typeck.c (build_external_ref): Call record_inline_static
1824 instead of pedwarning directly for static referenced in inline
1825 function.
1827 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
1829 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
1830 not new but only being rescanned.
1831 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
1832 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
1833 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
1834 record_set_info, compute_set, grealloc): Remove.
1835 (recompute_all_luids): New function.
1836 (gcse_main): Don't compute sets, and don't do related memory
1837 allocations/free-ing. If something changed before the end of the
1838 pass, update LUIDs using recompute_all_luids.
1839 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
1840 (free_gcse_mem): Don't free it either.
1841 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
1842 Use the df insn LUIDs.
1843 (load_killed_in_block): Likewise.
1844 (compute_hash_table_work): Don't compute reg_set_in_block.
1845 (compute_transp): Use DF_REG_DEF_CHAINs.
1846 (local_cprop_pass): Don't use compute_sets and related functions.
1847 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
1848 Use get_max_uid() instead of max_cuid.
1849 (insert_insn_end_basic_block, pre_insert_copy_insn,
1850 update_ld_motion_stores): Don't try to
1851 keep reg_set tables up to date.
1852 (pre_insert_copies): Use df insn LUIDs.
1853 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
1854 (reg_set_info): Don't use extra bitmap argument.
1855 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
1856 information to compute regs_set_in_block.
1857 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
1858 (bypass_jumps): Don't use compute_sets and friends.
1860 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1862 PR testsuite/39710
1863 * opts.c (undocumented_msg): Do not leave blank even with
1864 ENABLE_CHECKING.
1866 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1868 * c-decl.c (build_enumerator): Allow values folding to integer
1869 constants but not integer constant expressions with a pedwarn if
1870 pedantic.
1872 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1874 PR c/39582
1875 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
1876 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
1877 type is an integer constant.
1879 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1881 PR target/39897
1882 * config/i386/i386.c (print_operand) ['z']: Revert handling of
1883 HImode operands.
1885 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1887 PR c/39564
1888 * c-decl.c (grokdeclarator): Diagnose declarations of functions
1889 with variably modified return type and no storage class
1890 specifiers, except for the case of nested functions. Distinguish
1891 extern declarations of functions with variably modified return
1892 types from those of objects with variably modified types.
1894 2009-04-25 Jan Hubicka <jh@suse.cz>
1896 * tree.c (list_equal_p): New function.
1897 * tree.h (list_equal_p): Declare.
1898 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1899 basic_block_def, basic_block, const_basic_block): New.
1900 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
1901 (redirect_eh_edge): New function.
1902 (make_eh_edge_update_phi): EH edges are not abnormal.
1903 * except.c: Include tree-flow.h.
1904 (list_match): New function.
1905 (eh_region_replaceable_by_p): New function.
1906 (replace_region): New function.
1907 (hash_type_list): New function.
1908 (hash_eh_region): New function.
1909 (eh_regions_equal_p): New function.
1910 (merge_peers): New function.
1911 (remove_unreachable_regions): Verify EH tree when checking;
1912 merge peers.
1913 (copy_eh_region_1): New function.
1914 (copy_eh_region): New function.
1915 (push_reachable_handler): New function.
1916 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
1917 regions without label but with live RESX.
1918 * except.h (redirect_eh_edge_to_label): New.
1919 * tree-flow.h (redirect_eh_edge): New.
1920 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1921 basic_block_def, basic_block, const_basic_block): Remove.
1922 * Makefile.in (except.o): Add dependency on tree-flow.h
1923 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
1924 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
1925 Remove.
1927 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
1929 PR bootstrap/39645
1930 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
1931 on the destination of memcpy.
1933 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
1935 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
1936 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
1937 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
1939 2009-04-25 Jan Hubicka <jh@suse.cz>
1941 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
1942 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
1943 to be reached by different label than left.
1944 (update_eh_edges): Update comment; remove edge_to_remove if possible
1945 and return true if suceeded.
1946 (cleanup_empty_eh): Accept sharing map; handle shared regions.
1947 (cleanup_eh): Compute sharing map.
1948 * except.c (remove_eh_handler_and_replace): Add argument if we should
1949 update regions.
1950 (remove_unreachable_regions): Update for label sharing.
1951 (label_to_region_map): Likewise.
1952 (get_next_region_sharing_label): New function.
1953 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
1954 prev_try pointers.
1955 (remove_eh_handler): Update.
1956 (remove_eh_region_and_replace_by_outer_of): New function.
1957 * except.h (struct eh_region): Add next_region_sharing_label.
1958 (remove_eh_region_and_replace_by_outer_of,
1959 get_next_region_sharing_label): Declare.
1960 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
1962 2009-04-25 Jan Hubicka <jh@suse.cz>
1964 * tree-cfg.c (split_critical_edges): Split also edges where we can't
1965 insert code even if they are not critical.
1967 2009-04-25 Jan Hubicka <jh@suse.cz>
1969 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1970 (gimple_can_remove_branch_p): EH edges won't remove branch by
1971 redirection.
1972 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
1973 updating of non-abnormal EH edges.
1974 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1975 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
1976 (split_critical_edges): Split also edges where emitting code on them
1977 will lead to splitting later.
1979 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1980 H.J. Lu <hongjiu.lu@intel.com>
1982 PR target/39590
1983 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
1984 the configured assembler supports fildq and fistpq mnemonics.
1985 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
1986 * configure: Regenerated.
1987 * config.in: Ditto.
1989 * config/i386/i386.c (print_operand): Handle 'Z'.
1990 ['z']: Remove handling of special fild/fist suffixes.
1991 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
1992 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
1993 suffix of fild insn.
1994 (*floatsi<mode>2_vector_mixed): Ditto.
1995 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
1996 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
1997 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1998 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
1999 * config/i386/gas.h (GAS_MNEMONICS): Remove.
2001 2009-04-25 Ben Elliston <bje@au.ibm.com>
2003 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
2004 the source of a set operation.
2006 2009-04-25 Anatoly Sokolov <aesok@post.ru>
2008 * target.h (struct gcc_target): Add case_values_threshold field.
2009 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
2010 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
2011 * targhooks.c (default_case_values_threshold): New function.
2012 * targhooks.h (default_case_values_threshold): Declare function.
2013 * stmt.c (expand_case): Use case_values_threshold target hook.
2014 * expr.h (case_values_threshold): Remove declartation.
2015 * expr.c (case_values_threshold): Remove function.
2016 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
2018 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
2019 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
2020 (avr_case_values_threshold): Declare as static.
2021 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
2023 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
2024 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
2025 (mn10300_case_values_threshold): New function.
2027 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
2029 * ira.c (setup_cover_and_important_classes): Add enum cast.
2031 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
2033 * genpreds.c (write_enum_constraint_num): Output definition of
2034 CONSTRAINT_NUM_DEFINED_P macro.
2035 * ira.c (setup_cover_and_important_classes): Use
2036 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
2038 2009-04-24 DJ Delorie <dj@redhat.com>
2040 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
2041 __SH2A_SINGLE_ONLY__ also.
2043 2009-04-24 Steve Ellcey <sje@cup.hp.com>
2045 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
2046 (movdf_internal): Ditto.
2047 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
2048 SFmode and DFmode constants.
2049 (ia64_print_operand): Add 'G' format for printing
2050 floating point constants.
2052 2009-04-24 Richard Guenther <rguenther@suse.de>
2054 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
2055 from unsigned additions.
2057 2009-04-24 Joseph Myers <joseph@codesourcery.com>
2059 * c-typeck.c (set_init_index): Allow array designators that are
2060 not integer constant expressions with a pedwarn if pedantic.
2062 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
2064 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
2065 zero if no overlap in nonzero bits between the operands.
2067 2009-04-24 Ian Lance Taylor <iant@google.com>
2069 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
2070 (record_dead_and_set_regs): Likewise.
2071 * df.h (struct df_mw_hardreg): Change flags field to int.
2072 (struct df_base_ref): Likewise.
2073 (struct df): Change changeable_flags field to int.
2074 * df-scan.c (df_defs_record): Change clobber_flags to int.
2075 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
2076 constants rather than #define macros.
2077 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
2078 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
2079 (enum dwarf_calling_convention): Likewise.
2080 (enum dwarf_line_number_x_ops): Likewise.
2081 (enum dwarf_call_frame_info): Likewise.
2082 (enum dwarf_source_language): Likewise.
2083 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
2084 (add_calling_convention_attribute): Likewise.
2085 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
2086 (combine_comparisons): Change compcode to int. Add cast to enum type.
2087 * genrecog.c (maybe_both_true_2): Change c to int.
2088 (write_switch): Likewise. Add cast to enum type.
2089 * gimplify.c (gimplify_omp_for): Handle return values from
2090 gimplify_expr using MIN rather than bitwise or.
2091 (gimplify_expr): Add cast to enum type.
2092 * ipa-prop.c (update_jump_functions_after_inlining): Change
2093 IPA_BOTTOM to IPA_JF_UNKNOWN.
2094 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
2095 Add casts to enum type.
2096 (setup_cover_and_important_classes): Change cl to int. Add casts
2097 to enum type.
2098 (setup_class_translate): Change cl and mode to int.
2099 (ira_init_once): Change mode to int.
2100 (free_register_move_costs): Likewise.
2101 (setup_prohibited_mode_move_regs): Add casts to enum type.
2102 * langhooks.c (add_builtin_function_common): Rework assertion that
2103 value fits bitfield.
2104 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
2105 * omega.c (omega_do_elimination): Avoid math on enum types.
2106 * optabs.c (expand_vec_shift_expr): Remove casts to int.
2107 * opts.c (set_debug_level): Change 2 to enum constant. Use new
2108 int local to handle integral_argment value.
2109 * regmove.c (try_auto_increment): Change PUT_MODE to
2110 PUT_REG_NOTE_KIND.
2111 * reload.c (push_secondary_reload): Add casts to enum type.
2112 (secondary_reload_class, find_valid_class): Likewise.
2113 * reload1.c (emit_input_reload_insns): Likewise.
2114 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
2115 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
2116 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
2117 constant.
2118 * tree.c (build_common_builtin_nodes): Add casts to enum type.
2119 * tree-complex.c (complex_lattice_t): Typedef to int rather than
2120 enum type.
2121 (expand_complex_libcall): Add casts to enum type.
2122 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
2123 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
2124 with ERROR_MARK, not NUM_TREE_CODES.
2125 (vect_create_epilog_for_reduction): Likewise.
2126 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
2127 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
2128 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
2129 enum machine_mode.
2130 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
2131 vect_unused_in_loop. Change 0 to loop_vect.
2132 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
2133 * var-tracking.c (get_init_value): Change return type to enum
2134 var_init_status.
2135 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
2136 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
2137 arm_fp_model.
2138 (arm_override_options): Add casts to enum type.
2139 (arm_emit_tls_decoration): Likewise.
2140 * config/i386/i386.c (ix86_function_specific_restore): Add casts
2141 to enum type.
2142 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
2143 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
2144 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
2145 enum type.
2146 * config/s390/s390.c (code_for_builtin_64): Change to array of
2147 enum insn_code.
2148 (code_for_builtin_31): Likewise.
2149 (s390_expand_builtin): Change code_for_builtin to enum insn_code
2150 const *.
2151 * config/sparc/sparc.c (sparc_override_options): Change value
2152 field in struct code_model to enum cmodel. In initializer change
2153 0 to NULL and add cast to enum type.
2155 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
2156 Change all callers. Issue a -Wc++-compat warning using
2157 lhs_origtype if necessary.
2158 (convert_for_assignment): Issue -Wc++-compat warnings about
2159 invalid conversions to enum type on assignment.
2160 * c-common.h (build_modify_expr): Update declaration.
2162 2009-04-24 Nick Clifton <nickc@redhat.com>
2164 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
2165 (function_arg_advance): Likewise.
2166 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
2167 5th alternative.
2169 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
2171 * config/s390/constraints.md ('I', 'J'): Fix condition.
2173 2009-04-24 Diego Novillo <dnovillo@google.com>
2175 * gengtype-parse.c (parse_error): Add newline after message.
2177 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
2179 * config/i386/sse.md (avxmodesuffixs): Removed.
2180 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
2181 (*avx_pinsr<ssevecsize>): This.
2183 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
2185 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
2186 follow chains of regs with a single definition, and allow expressions
2187 that are function_invariant_p.
2188 (simple_rhs_p): Allow expressions that are function_invariant_p.
2190 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
2192 PR middle-end/39867
2193 * fold-const.c (fold_cond_expr_with_comparison): When folding
2194 > and >= to MAX, make sure the MAX uses the same type as the
2195 comparison's operands.
2197 2009-04-24 Nick Clifton <nickc@redhat.com>
2199 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
2200 addressing for DImode accesses.
2201 (frv_print_operand_address): Handle PLUS case.
2202 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
2204 2009-04-24 Jakub Jelinek <jakub@redhat.com>
2206 PR rtl-optimization/39794
2207 * alias.c (canon_true_dependence): Add x_addr argument.
2208 * rtl.h (canon_true_dependence): Adjust prototype.
2209 * cse.c (check_dependence): Adjust canon_true_dependence callers.
2210 * cselib.c (cselib_invalidate_mem): Likewise.
2211 * gcse.c (compute_transp): Likewise.
2212 * dse.c (scan_reads_nospill): Likewise.
2213 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
2214 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
2215 canon_base_addr of the group, plus optional offset.
2216 (struct group_info): Rename canon_base_mem to
2217 canon_base_addr.
2218 (get_group_info): Set canon_base_addr to canon_rtx of base, not
2219 canon_rtx of base_mem.
2221 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
2223 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
2224 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
2226 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2228 * config/spu/spu-builtins.h: Delete file.
2230 * config/spu/spu.h (enum spu_builtin_type): Move here from
2231 spu-builtins.h.
2232 (struct spu_builtin_description): Likewise. Add GTY marker.
2233 Do not use enum spu_function_code or enum insn_code.
2234 (spu_builtins): Add extern declaration.
2236 * config/spu/spu.c: Do not include "spu-builtins.h".
2237 (enum spu_function_code, enum spu_builtin_type_index,
2238 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
2239 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
2240 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
2241 unsigned_V2DI_type_node): Move here from spu-builtins.h.
2242 (spu_builtin_types): Make static. Add GTY marker.
2243 (spu_builtins): Add extern declaration with GTY marker.
2244 Include "gt-spu.h".
2246 * config/spu/spu-c.c: Do not include "spu-builtins.h".
2247 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
2248 Check programmatically whether all parameters are scalar.
2250 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
2252 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
2254 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
2255 assignment from the constructor either if the target is volatile.
2257 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
2259 * config/arm/arm.md (insv): Do not share operands[0].
2261 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
2263 * config/vxlib-tls.c (active_tls_threads): Delete.
2264 (delete_hook_installed): New.
2265 (tls_delete_hook): Don't delete the delete hook.
2266 (tls_destructor): Delete it here.
2267 (__gthread_set_specific): Adjust installing the delete hook.
2268 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
2269 __gthread_leave_tsd_dtor_context.
2271 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
2273 * c-format.c (gcc_tdiag_char_table): Add support for %E.
2275 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
2277 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
2278 enum type.
2279 (alpha_rtx_costs): Ditto.
2280 (emit_unlikely_jump): Use add_reg_note.
2281 (emit_frame_store_1): Ditto.
2282 (alpha_expand_prologue): Ditto.
2283 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2284 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
2286 2009-04-23 Nick Clifton <nickc@redhat.com>
2288 * config/v850/v850.md (epilogue): Remove suppressed code.
2289 (return): Rename to return_simple and remove test of frame size.
2290 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
2291 to gen_return_simple.
2293 2009-04-22 Jing Yu <jingyu@google.com>
2295 PR testsuite/39781
2296 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
2298 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2300 PR C/31499
2301 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
2302 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
2303 value is a VECTOR_CST, the element type is the element type of the
2304 vector.
2306 2009-04-22 DJ Delorie <dj@redhat.com>
2308 * config/m32c/m32c.h: Update GTY annotations to new syntax.
2310 2009-04-22 Jakub Jelinek <jakub@redhat.com>
2312 * alias.c (find_base_term): Move around LO_SUM case, so that
2313 CONST falls through into PLUS/MINUS handling.
2315 PR c/39855
2316 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
2317 into 0, use omit_one_operand.
2319 2009-04-23 Ben Elliston <bje@au.ibm.com>
2321 * config/rs6000/linux-unwind.h (get_regs): Remove type
2322 puns. Change the type of `pc' to an array of unsigned ints and
2323 update all users. Constify frame24.
2325 2009-04-22 DJ Delorie <dj@redhat.com>
2327 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
2328 declarations before code.
2329 (current_function_special_page_vector): Likewise.
2330 (m32c_expand_insv): Silence a warning.
2332 2009-04-21 Taras Glek <tglek@mozilla.com>
2334 * alias.c: Update GTY annotations to new syntax.
2335 * basic-block.h: Likewise.
2336 * bitmap.h: Likewise.
2337 * c-common.h: Likewise.
2338 * c-decl.c: Likewise.
2339 * c-parser.c: Likewise.
2340 * c-pragma.c: Likewise.
2341 * c-tree.h: Likewise.
2342 * cfgloop.h: Likewise.
2343 * cgraph.h: Likewise.
2344 * config/alpha/alpha.c: Likewise.
2345 * config/arm/arm.h: Likewise.
2346 * config/avr/avr.h: Likewise.
2347 * config/bfin/bfin.c: Likewise.
2348 * config/cris/cris.c: Likewise.
2349 * config/darwin.c: Likewise.
2350 * config/frv/frv.c: Likewise.
2351 * config/i386/i386.c: Likewise.
2352 * config/i386/i386.h: Likewise.
2353 * config/i386/winnt.c: Likewise.
2354 * config/ia64/ia64.h: Likewise.
2355 * config/iq2000/iq2000.c: Likewise.
2356 * config/mips/mips.c: Likewise.
2357 * config/mmix/mmix.h: Likewise.
2358 * config/pa/pa.c: Likewise.
2359 * config/pa/pa.h: Likewise.
2360 * config/rs6000/rs6000.c: Likewise.
2361 * config/s390/s390.c: Likewise.
2362 * config/sparc/sparc.c: Likewise.
2363 * config/xtensa/xtensa.c: Likewise.
2364 * cselib.h: Likewise.
2365 * dbxout.c: Likewise.
2366 * dwarf2out.c: Likewise.
2367 * except.c: Likewise.
2368 * except.h: Likewise.
2369 * fixed-value.h: Likewise.
2370 * function.c: Likewise.
2371 * function.h: Likewise.
2372 * gimple.h: Likewise.
2373 * integrate.c: Likewise.
2374 * optabs.c: Likewise.
2375 * output.h: Likewise.
2376 * real.h: Likewise.
2377 * rtl.h: Likewise.
2378 * stringpool.c: Likewise.
2379 * tree-data-ref.c: Likewise.
2380 * tree-flow.h: Likewise.
2381 * tree-scalar-evolution.c: Likewise.
2382 * tree-ssa-address.c: Likewise.
2383 * tree-ssa-alias.h: Likewise.
2384 * tree-ssa-operands.h: Likewise.
2385 * tree.c: Likewise.
2386 * tree.h: Likewise.
2387 * varasm.c: Likewise.
2388 * varray.h: Likewise.
2389 * vec.h: Likewise.
2390 * coretypes.h: Do not define GTY macro if it is already defined.
2391 * doc/gty.texi: Update GTY documentation to new syntax.
2392 * gengtype-lex.l: Enforce attribute-like syntax for GTY
2393 annotations on structs.
2394 * gengtype-parse.c: Likewise.
2396 2009-04-22 Mark Heffernan <meheff@google.com>
2398 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
2400 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
2402 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
2403 where appropriate.
2405 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
2407 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
2408 the same as a PLUS without a shift. Increase the cost of a
2409 CONST_INT in MULT.
2411 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2413 * Makefile.in: Update dependencies.
2414 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
2415 * errors.h: Remove bogus comment about compatibility.
2416 (warning): Update declaration.
2417 * genautomata.c: Update all calls to warning.
2418 * gimple.c: Do not include errors.h. Include toplev.h.
2419 * tree-ssa-structalias.c: Do not include errors.h.
2420 * omega.c: Likewise.
2421 * tree-ssa-reassoc.c: Likewise.
2422 * config/spu/spu-c.c: Likewise.
2423 * config/spu/t-spu-elf: Update dependencies.
2425 2009-04-22 Richard Guenther <rguenther@suse.de>
2427 PR tree-optimization/39824
2428 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
2429 make sure the types are compatible.
2431 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2433 PR c++/14875
2434 * c-common.c (c_parse_error): Take a token_flags parameter.
2435 Use token_type for the token type instead.
2436 Pass token_flags to cpp_type2name.
2437 * c-common.h (c_parse_error): Update declaration.
2438 * c-parser.c (c_parser_error): Pass 0 as token flags.
2440 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
2442 PR rtl-optimization/39580
2443 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
2445 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2447 * function.c (expand_function_end): Do not emit a jump to the "naked"
2448 return label for fall-through returns.
2449 * except.c (sjlj_emit_function_exit): Always place the call to the
2450 unregister function at the location installed by expand_function_end.
2452 2009-04-22 Richard Guenther <rguenther@suse.de>
2454 PR tree-optimization/39845
2455 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
2456 (gen_inbound_check): Likewise.
2458 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
2460 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
2461 padding for PPC.
2462 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
2463 * config/vxlib.c (__gthread_once): Add race guard for PPC.
2465 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
2467 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
2468 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
2469 shift counts to avoid out-of-bounds array accesses.
2471 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
2473 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
2474 (Pmode): Move above.
2476 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
2478 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
2479 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
2480 GET_CODE macro. Use IN_RANGE macro where appropriate.
2481 * config/alpha/alpha.h: Ditto.
2482 * config/alpha/alpha.md: Ditto.
2483 * config/alpha/constraints.md: Ditto.
2484 * config/alpha/predicates.md: Ditto.
2486 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
2488 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
2489 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2490 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2491 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2492 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2493 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2494 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2495 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2496 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2497 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2498 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2499 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2500 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2501 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2502 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2503 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2504 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2505 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2506 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2507 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2508 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2509 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2510 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2511 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2512 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2513 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2514 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2516 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2518 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
2519 references from comments.
2520 * cfgbuild.c: (count_basic_blocks): Delete.
2521 (find_basic_blocks_1): Delete.
2522 (find_basic_blocks): Delete.
2523 * except.c (finish_eh_generation): Make static. Move comment from
2524 except.h here. Remove find_basic_blocks references from comments.
2525 * except.h (finish_eh_generation): Delete.
2526 * basic-block.h (find_basic_blocks): Delete.
2527 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
2529 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
2531 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
2532 (sdbout_parms): Likewise.
2534 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
2536 * config/sh/sh.c (prepare_cbranch_operands): Use
2537 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
2538 (expand_cbranchdi4): Likewise.
2539 (from_compare): Add cast to enum type.
2540 (expand_cbranchsi4): Use add_reg_note.
2541 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
2542 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
2543 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
2544 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2545 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
2546 instead of CODE_FOR_nothing.
2547 (cbranchdi4): Likewise. Fix the order of arguments for
2548 gen_rtx_fmt_ee.
2549 (push_fpscr): Use add_reg_note.
2550 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
2551 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
2553 2009-04-21 Joseph Myers <joseph@codesourcery.com>
2555 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
2556 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
2557 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
2558 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
2559 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
2560 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
2561 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
2562 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
2563 config/alpha/x-vms, config/arc/t-arc,
2564 config/arm/README-interworking, config/arm/arm-c.c,
2565 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
2566 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
2567 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
2568 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
2569 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
2570 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
2571 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
2572 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
2573 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
2574 config/cris/t-elfmulti, config/crx/t-crx,
2575 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
2576 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
2577 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
2578 config/h8300/t-h8300, config/i386/athlon.md,
2579 config/i386/darwin-libgcc.10.4.ver,
2580 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
2581 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
2582 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
2583 config/i386/t-linux64, config/i386/t-nwld,
2584 config/i386/t-rtems-i386, config/i386/t-sol2-10,
2585 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
2586 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
2587 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
2588 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
2589 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
2590 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
2591 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
2592 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
2593 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
2594 config/m68k/t-uclinux, config/mcore/t-mcore,
2595 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
2596 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
2597 config/mips/crtn.asm, config/mips/irix-crti.asm,
2598 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
2599 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
2600 config/mips/mips-fixed.md, config/mips/sb1.md,
2601 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
2602 config/mips/t-iris6, config/mips/t-isa3264,
2603 config/mips/t-libgcc-mips16, config/mips/t-linux64,
2604 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
2605 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
2606 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
2607 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
2608 config/mn10300/t-linux, config/mn10300/t-mn10300,
2609 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
2610 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
2611 config/picochip/libgccExtras/clzsi2.asm,
2612 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
2613 config/rs6000/darwin-libgcc.10.4.ver,
2614 config/rs6000/darwin-libgcc.10.5.ver,
2615 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
2616 config/rs6000/t-aix43, config/rs6000/t-aix52,
2617 config/rs6000/t-darwin, config/rs6000/t-fprules,
2618 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
2619 config/rs6000/t-lynx, config/rs6000/t-netbsd,
2620 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
2621 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
2622 config/rs6000/t-rtems, config/rs6000/t-spe,
2623 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
2624 config/score/t-score-elf, config/sh/divcost-analysis,
2625 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
2626 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
2627 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
2628 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
2629 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
2630 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
2631 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
2632 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
2633 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
2634 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
2635 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
2636 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
2637 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
2638 limitx.h, version.c, xcoff.h: Add copyright and license notices.
2639 * config/h8300/genmova.sh: Include copyright and license notices
2640 in generated output.
2641 * config/h8300/mova.md: Regenerate.
2642 * doc/install.texi2html: Include word "Copyright" in copyright
2643 notice and use name "Free Software Foundation, Inc.".
2644 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
2645 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
2646 ChangeLog-2007, ChangeLog-2008: Correct dates.
2648 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
2650 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
2651 NE_EXPR operations as well.
2652 * c-parser.c (c_parser_condition): Do not set location information on
2653 the condition.
2654 (c_parser_conditional_expression): Likewise.
2655 (c_parser_binary_expression): Set location information on operators.
2656 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
2657 TRUTH_NOT_EXPR has been folded.
2658 * fold-const.c (fold_truth_not_expr): Copy location information from
2659 the incoming expression to the outgoing one.
2660 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
2661 recursive calls on the LHS of the operator but pass that of the
2662 operator to recursive calls on the RHS of the operator. Set it
2663 on the COND_EXPR.
2664 (shortcut_cond_expr): Set the locus of the operator on the second
2665 COND_EXPR and that of the expression on the first in degenerate cases.
2666 Pass the locus of the expression to calls to shortcut_cond_r.
2667 Set the locus of the 'then' block on the associated jump, if any.
2668 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
2669 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
2670 expression to call to gimplify_boolean_expr.
2672 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
2674 * config.gcc: Add additional configuration for
2675 i686-w64-mingw* and x86_64-w64-mingw* triplet.
2676 * config/i386/mingw-w64.h: New mingw-w64 specific header.
2677 (CPP_SPEC): Redefine for allowing -municode option.
2678 (STARTFILE_SPEC): Likewise.
2679 * config/i386/t-mingw-w64: New.
2680 * config/i386/mingw-w64.opt: New.
2681 (municode): Add new target option.
2682 * doc/invoke.texi (municode): Add documentation for new option.
2684 2009-04-21 Ian Lance Taylor <iant@google.com>
2686 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2687 Correct test for number of arguments.
2688 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
2690 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
2692 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
2693 argument of emit_library_call.
2695 2009-04-21 Richard Guenther <rguenther@suse.de>
2697 PR middle-end/39829
2698 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
2699 inside VIEW_CONVERT_EXPRs.
2701 2009-04-21 Martin Jambor <mjambor@suse.cz>
2703 * tree-switch-conversion.c (build_constructors): Split a long line.
2704 (constructor_contains_same_values_p): New function.
2705 (build_one_array): Create assigns of constants if possible, do not
2706 call mark_sym_for_renaming, call update_stmt.
2707 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
2708 make_rename_temp. Do not call mark_symbols_for_renaming, call
2709 update_stmt.
2710 (gen_def_assigns): Do not call mark_symbols_for_renaming or
2711 find_new_referenced_vars, call update_stmt.
2712 (gen_inbound_check): Use create_tmp_var and create ssa names manually
2713 instead of calling make_rename_temp. Do not call
2714 find_new_referenced_vars or mark_symbols_for_renaming, call
2715 update_stmt.
2717 2009-04-21 Richard Guenther <rguenther@suse.de>
2719 PR tree-optimization/39827
2720 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
2721 (tree_ssa_phiprop): Pass the correct array size.
2723 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
2725 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
2727 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
2729 PR 16202
2730 * c-typeck.c (lvalue_p): Move declaration ...
2731 * c-common.h (lvalue_p): ... to here.
2732 * c-common.c (candidate_equal_p): New.
2733 (add_tlist): Use it.
2734 (merge_tlist): Use it.
2735 (warn_for_collisions_1): Likewise.
2736 (warning_candidate_p): Accept more candidates.
2737 (verify_tree): A warning candidate can be an expression. Use
2738 candidate_equal_p.
2740 2009-04-21 Ben Elliston <bje@au.ibm.com>
2742 PR target/5267
2743 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2744 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
2745 options. Remove -mcall-solaris documentation.
2747 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2749 PR c++/13358
2750 * doc/invoke.texi (-Wlong-long): Update description.
2751 * c-lex (interpret_integer): Only warn if there was no previous
2752 overflow and -Wlong-long is enabled.
2753 * c-decl.c (declspecs_add_type): Drop redundant flags.
2754 * c.opt (Wlong-long): Init to -1.
2755 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
2756 and front-end warn_long_long. Wlong-long only depends on other
2757 flags if it is uninitialized.
2758 * c-parser.c (disable_extension_diagnostics): warn_long_long is
2759 the same for CPP and FE.
2760 (restore_extension_diagnostics): Likewise.
2762 2009-04-20 Ian Lance Taylor <iant@google.com>
2764 Fix enum conversions which are invalid in C++:
2765 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
2766 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
2767 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
2768 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
2769 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
2770 (dbxout_parms): Likewise.
2771 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
2772 (df_clear_flags): Likewise.
2773 * df-problems.c (df_rd_bb_local_compute_process_def): Change
2774 top_flag parameter to int.
2775 (df_chain_create_bb_process_use): Likewise.
2776 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
2777 Remove cast.
2778 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
2779 (df_ref_create_structure, df_def_record_1): Likewise.
2780 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
2781 (df_notes_rescan): Change 0 to VOIDmode in function call.
2782 (df_get_call_refs, df_insn_refs_collect): Likewise.
2783 (df_bb_regs_collect): Likewise.
2784 (df_entry_block_defs_collect): Likewise.
2785 (df_exit_block_uses_collect): Likewise.
2786 * df.h: Update declarations.
2787 * double-int.c (double_int_divmod): Add cast to enum type.
2788 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
2789 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
2790 (based_loc_descr): Likewise.
2791 (loc_descriptor_from_tree_1): Change first_op and second_op to
2792 enum dwarf_location_atom. Add cast to enum type.
2793 * expmed.c (init_expmed): Change 0 to SET in function call.
2794 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
2795 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
2796 (do_store_flag): Likewise.
2797 * fixed-value.h (struct fixed_value): Change mode to enum
2798 machine_mode.
2799 * function.c (assign_parms): Change 0 to VOIDmode in function call.
2800 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
2801 function call.
2802 (insert_insn_decl, insert_decl, insert_state): Likewise.
2803 (automata_list_finish): Likewise.
2804 * genrecog.c (process_define_predicate): Add cast to enum type.
2805 * gensupport.c (init_predicate_table): Add cast to enum type.
2806 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
2807 function call.
2808 (gimple_build_call_1, gimple_build_label): Likewise.
2809 (gimple_build_goto, gimple_build_asm_1): Likewise.
2810 (gimple_build_switch_1, gimple_build_cdt): Likewise.
2811 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
2812 (enum fallback): Rename from enum fallback_t.
2813 (fallback_t): Typedef as int.
2814 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
2815 GSI_SAME_STMT in function call.
2816 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
2817 enum type.
2818 (setup_reg_class_relations): Likewise.
2819 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
2820 (setup_prohibited_class_mode_regs): Add cast to enum type.
2821 (setup_prohibited_mode_move_regs): Likewise.
2822 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
2823 (record_address_regs): Change i to enum reg_class.
2824 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
2825 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
2826 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
2827 (GET_MODE_2XWIDER_MODE): Likewise.
2828 (GET_CLASS_NARROWEST_MODE): Likewise.
2829 * omp-low.c (expand_omp_for): Add cast to enum type.
2830 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
2831 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
2832 * postreload.c (reload_cse_simplify_operands): Change rclass local
2833 to enum reg_class.
2834 * predict.c (combine_predictions_for_insn): Change best_predictor
2835 and predictor to enum br_predictor.
2836 (combine_predictions_for_bb): Likewise.
2837 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
2838 use SET_PREDICT_EXPR_OUTCOME.
2839 * real.c (real_arithmetic): Change icode to code in function call.
2840 * reginfo.c (init_move_cost): Add casts to enum type.
2841 (init_reg_sets_1, init_fake_stack_mems): Likewise.
2842 * regmove.c (regclass_compatible_p): Change class0 and class1 to
2843 enum reg_class.
2844 * reload.c (find_valid_class): Add casts to enum type.
2845 (push_reload): Change 0 to NO_REGS in function call.
2846 (find_reloads): Change this_alternative to array of enum
2847 reg_class. Remove some now-unnecessary casts.
2848 (make_memloc): Change 0 to VOIDmode in function call.
2849 * reload1.c (reload): Change 0 to VOIDmode in function call.
2850 (eliminate_regs_1, elimination_effects): Likewise.
2851 (eliminate_regs_in_insn): Likewise.
2852 (emit_input_reload_insns): Add cast to enum type.
2853 (delete_output_reload): Change 0 to VOIDmode in function call.
2854 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
2855 to enum type in function call.
2856 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
2857 (SET_PREDICT_EXPR_OUTCOME): Define.
2858 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
2859 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
2860 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
2861 (dump_function): Likewise.
2862 * tree-dump.h: Update declarations.
2863 * tree-pass.h: Update declarations.
2864 * varasm.c (assemble_integer): Change mclass to enum mode_class.
2865 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
2866 enum type.
2867 (arm_rtx_costs_1): Correct parenthesization.
2868 (arm_rtx_costs): Add casts to enum type.
2869 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
2870 (vfp_emit_fstmd): Use add_rg_note.
2871 (emit_multi_reg_push, emit_sfm): Likewise.
2872 (thumb_set_frame_pointer): Likewise.
2873 (arm_expand_prologue): Likewise.
2874 (arm_regno_class): Change return type to enum reg_class.
2875 (thumb1_expand_prologue): Use add_reg_note.
2876 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
2877 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
2878 in function call.
2879 * config/arm/gentune.sh: Add cast to enum type.
2880 * config/arm/arm-tune.md: Rebuild.
2881 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
2882 (ix86_split_fp_branch, predict_jump): Likewise.
2883 (ix86_expand_multi_arg_builtin): Change sub_code from enum
2884 insn_code to enum rtx_code.
2885 (ix86_builtin_vectorized_function): Add cast to enum type.
2886 * config/i386/i386.md (truncdfsf2): Change slot to enum
2887 ix86_stack_slot.
2888 (truncxf<mode>2, isinf<mode>2): Likewise.
2889 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
2890 enum type.
2891 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
2892 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
2893 (insert_bundle_state): Change 1 to INSERT in function call.
2894 (ia64_add_bundle_selector_before): Likewise.
2895 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
2896 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
2897 (restore_stack_nonlocal): Likewise.
2898 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
2899 function call.
2900 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
2901 function call.
2902 (mips_rtx_costs): Likewise.
2903 (mips_override_options): Add casts to enum type.
2904 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
2905 in function call.
2906 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
2907 (store_reg, set_reg_plus_d): Likewise.
2908 (hppa_expand_prologue, hppa_profile_hook): Likewise.
2909 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
2910 cast to enum type.
2911 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
2912 function call.
2913 (emit_unlikely_jump): Use add_reg_note.
2914 (rs6000_emit_allocate_stack): Likewise.
2915 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
2916 (output_toc): Change 1 to INSERT in function call.
2917 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
2918 (rs6000_initialize_trampoline): Likewise.
2919 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
2920 function call.
2921 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
2922 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
2923 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
2924 (save_gprs): Use add_reg_note.
2925 (s390_emit_prologue): Likewise.
2926 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2927 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
2928 (sparc_fold_builtin): Add cast to enum type.
2929 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
2930 enum insn_code.
2931 (spu_expand_prologue): Use add_reg_note.
2932 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
2934 2009-04-20 Ian Lance Taylor <iant@google.com>
2936 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
2937 (c_parser_postfix_expression_after_primary): Get VEC for list of
2938 arguments. Get original types of arguments. Call
2939 build_function_call_vec.
2940 (cached_expr_list_1, cached_expr_list_2): New static variables.
2941 (c_parser_expr_list): Change return type to VEC *. Add
2942 p_orig_types parameter. Change all callers.
2943 (c_parser_release_expr): New static function.
2944 (c_parser_vec_to_tree_list): New static function.
2945 * c-typeck.c (build_function_call): Rewrite to build a VEC and
2946 call build_function_call_vec.
2947 (build_function_call_vec): New function, based on old
2948 build_function_call.
2949 (convert_arguments): Remove nargs and argarray parameters. Change
2950 values to a VEC. Add origtypes parameter.
2951 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
2952 (convert_for_assignment): Add origtype parameter. Change all
2953 callers. If warn_cxx_compat, check for conversion to an enum
2954 type when calling a function.
2955 (store_init_value): Add origtype parameter. Change all callers.
2956 (digest_init): Likewise.
2957 (struct init_node): Add origtype field.
2958 (add_pending_init): Add origtype parameter. Change all callers.
2959 (output_init_element): Likewise.
2960 (output_pending_init_elements): Pass origtype from init_node to
2961 output_init_element.
2962 (process_init_element): Pass origtype from c_expr to
2963 output_init_element.
2964 (c_finish_return): Add origtype parameter. Change all callers.
2965 * c-common.c (sync_resolve_size): Change params to VEC *. Change
2966 caller.
2967 (sync_resolve_params): Likewise.
2968 (sync_resolve_return): Change params to first_param. Change caller.
2969 (resolve_overloaded_builtins): Change params to VEC *. Change
2970 callers. Save first parameter around call to build_function_call_vec.
2971 * c-decl.c (finish_decl): Add origtype parameter. Change all
2972 callers. Call build_function_call_vec rather than
2973 build_function_call for cleanup.
2974 * c-tree.h: Update declarations.
2975 * c-common.h: Update declarations.
2976 * stub-objc.c (objc_rewrite_function_call): Change parameter from
2977 params to first_param.
2978 * target.h (struct gcc_target): Change resolve_overloaded_builtin
2979 params parameter from tree to void *.
2980 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2981 Change arglist parameter to have type void *, and to be a pointer
2982 to a VEC.
2983 * config/rs6000/rs6000-protos.h
2984 (altivec_resolve_overloaded_builtin): Update declaration.
2985 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
2986 fnargs parameter to have type void *, and to be a pointer to a
2987 VEC. Call build_function_call_vec instead of
2988 build_function_call.
2989 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
2991 2009-04-20 Joey Ye <joey.ye@intel.com>
2992 Xuepeng Guo <xuepeng.guo@intel.com>
2993 H.J. Lu <hongjiu.lu@intel.com>
2995 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
2997 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
2998 (IX86_LEA_PRIORITY): Likewise.
2999 (distance_non_agu_define): New function.
3000 (distance_agu_use): Likewise.
3001 (ix86_lea_for_add_ok): Likewise.
3002 (ix86_dep_by_shift_count): Likewise.
3004 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
3005 should split for LEA.
3007 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
3008 function.
3009 (ix86_dep_by_shift_count): Likewise.
3011 2009-04-20 Richard Guenther <rguenther@suse.de>
3013 * expr.c (handled_component_p): Move ...
3014 * tree.h (handled_component_p): ... here.
3015 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
3016 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
3017 and REALPART_EXPR to be in one group.
3019 2009-04-20 Richard Guenther <rguenther@suse.de>
3021 * basic-block.h (get_all_dominated_blocks): Declare.
3022 * dominance.c (get_all_dominated_blocks): New function.
3023 * tree-cfg.c (get_all_dominated_blocks): Remove.
3024 (remove_edge_and_dominated_blocks): Adjust.
3025 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
3026 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
3027 instead of recursing.
3029 2009-04-20 Doug Kwan <dougkwan@google.com>
3031 * cgraph.h (cgraph_node_ptr): New type for vector functions.
3032 (struct cgraph_node_set_def): New type.
3033 (cgraph_node_set) New type. Also declare vector functions.
3034 (struct cgraph_node_set_element_def): New type.
3035 (cgraph_node_set_element): Ditto.
3036 (cgraph_node_set_iterator): New iterator type.
3037 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
3038 cgraph_node_set_remove, dump_cgraph_node_set,
3039 debug_cgraph_node_set): New prototypes.
3040 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
3041 cgraph_node_set_size): New inlines.
3042 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
3043 including cgraph.h.
3044 (struct ipa_opt_pass): Add struct cgraph_node_set_def
3045 argument to function 'write_summary'.
3046 * ipa.c: Include ggc.h.
3047 (hash_cgraph_node_set_element,
3048 eq_cgraph_node_set_element, cgraph_node_set_new,
3049 cgraph_node_set_add, cgraph_node_set_remove,
3050 cgraph_node_set_find, dump_cgraph_node_set,
3051 debug_cgraph_node_set): New functions.
3052 * Makefile.in (ipa.o): Add dependency on GGC_H.
3054 2009-04-20 Ira Rosen <irar@il.ibm.com>
3056 PR tree-optimization/39675
3057 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
3058 check of the return code of vect_schedule_slp. Check that
3059 stmt_vec_info still exists for the statement, before checking its
3060 vectorization type.
3062 2009-04-20 Michael Matz <matz@suse.de>
3064 * Makefile.in (generated_files): Take out $(simple_generated_c).
3066 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
3068 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
3069 (UINTPTR_TYPE): Likewise.
3071 2009-04-19 Joseph Myers <joseph@codesourcery.com>
3073 PR c/37481
3074 * c-typeck.c (digest_init): Check for initializing an array with a
3075 string literal.
3077 2009-04-19 Joseph Myers <joseph@codesourcery.com>
3079 PR c/19771
3080 * c-semantics.c (pop_stmt_list): Propagate
3081 STATEMENT_LIST_HAS_LABEL to parent statement list.
3083 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
3085 * config/mips/mips.h (mips_tune_attr): New macro.
3086 * config/mips/mips.md (cpu): Use it.
3088 2009-04-19 Joseph Myers <joseph@codesourcery.com>
3090 PR c/38243
3091 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
3092 declaring a tag.
3094 2009-04-19 Diego Novillo <dnovillo@google.com>
3096 * toplev.c (compile_file): Move call to coverage_finish ...
3097 * cgraphunit.c (ipa_passes): ... here.
3098 Call cgraph_process_new_functions.
3099 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
3100 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
3102 2009-04-19 Jan Hubicka <jh@suse.cz>
3104 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
3105 cfun.
3106 (dump_cgraph_node): Dump can throw external flag.
3107 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
3109 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3111 PR c/32061
3112 PR c++/36954
3113 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
3114 * common.opt (Wlogical-op): Move from here...
3115 * c.opt (Wlogical-op): ... to here.
3116 * c-typeck.c (parser_build_binary_op): Update call to
3117 warn_logical_operator.
3118 * c-opts.c (c_common_post_options): Enable warn_logical_op with
3119 extra_warnings.
3120 * c-common.c (warn_logical_op): Update.
3121 * c-common.h (warn_logical_op): Update declaration.
3123 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
3125 * tree.c (protected_set_expr_location): Fix formatting.
3127 2009-04-18 Joseph Myers <joseph@codesourcery.com>
3129 PR c/27676
3130 * c-typeck.c (readonly_warning): new.
3131 (build_unary_op, build_modify_expr): Use readonly_warning for
3132 storing into something readonly but not const-qualified.
3134 2009-04-18 Joseph Myers <joseph@codesourcery.com>
3136 PR c/22367
3137 * c-typeck.c (build_unary_op): Check for taking address of
3138 expression of type void.
3140 2009-04-18 Joseph Myers <joseph@codesourcery.com>
3142 PR c/35210
3143 * c-typeck.c (build_function_call): Check for calling a function
3144 with qualified void return types. Call require_complete_type when
3145 generating a trap.
3147 2009-04-18 Jan Hubicka <jh@suse.cz>
3149 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
3150 Set nothrow flag.
3151 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
3152 can_throw_external flag.
3153 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
3154 * ipa-pure-const.c (ignore_edge): New function.
3155 (propagate): Compute order for NOTHROW computation; set NOTHROWs
3156 only over can_throw_external edges.
3157 (local_pure_const): Add nothrow flag.
3158 * ipa-utils.c (searchc): Add ignore_edge callback.
3159 (ipa_utils_reduced_inorder): Add ignore_edge callback.
3160 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
3161 (set_nothrow_function_flags): Update cgraph.
3162 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
3164 2009-04-18 Richard Guenther <rguenther@suse.de>
3166 PR middle-end/39804
3167 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
3168 (fold_stmt): ... this and ...
3169 (fold_stmt_inplace): ... this.
3170 (fold_stmt_1): Fold references in calls and asms.
3171 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
3173 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3175 * tree-vrp.c (ssa_name_nonzero_p): Remove.
3176 * tree.h: Remove the prototype for ssa_name_nonzero_p.
3178 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3180 * tree.c (function_args_count): Remove.
3181 * tree.h: Remove the prototype for function_args_count.
3183 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3185 * tree-iterator.c (expr_only): Remove.
3186 * tree.h: Remove the prototype for expr_only.
3188 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3190 * reginfo.c (cannot_change_mode_set_regs): Remove.
3191 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
3193 2009-04-08 Anatoly Sokolov <aesok@post.ru>
3195 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
3196 whether operands 0 and 1 overlaps.
3198 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
3200 PR middle-end/36902
3201 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
3202 pointer. Use warning_at instead of warning.
3203 (search_for_addr_array): Likewise.
3204 (check_array_bounds): Likewise.
3205 (check_all_array_refs): Check that the incoming edge is not in the
3206 list of edges to be removed.
3207 (check_all_array_refs): Avoid the temporal pointer.
3208 (vrp_visit_cond_stmt): Fix typo.
3209 (simplify_switch_using_ranges): Handle the case where the switch
3210 index is an integer constant.
3212 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
3214 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
3216 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3218 * doc/extend.texi, doc/invoke.texi: Fix typos.
3220 2009-04-17 Cary Coutant <ccoutant@google.com>
3222 * tree-flow-inline.h (get_lineno): Fix inverted test.
3224 2009-04-17 Diego Novillo <dnovillo@google.com>
3226 * tree-ssa-pre.c (create_expression_by_pieces): Remove
3227 assertion for AVAIL_OUT.
3229 2009-04-17 Mike Frysinger <vapier@gentoo.org>
3231 PR target/38627
3232 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
3233 * config/sh/linux-atomic.asm: Likewise.
3235 2009-04-17 Diego Novillo <dnovillo@google.com>
3237 * except.c (debug_eh_tree): New.
3238 (struct eh_region, struct eh_status): Move ...
3239 * except.h: ... here.
3240 (add_type_for_runtime): Declare extern.
3241 (lookup_type_for_runtime): Likewise.
3242 (debug_eh_tree): Declare.
3243 * Makefile.in (GTFILES): List except.h before except.c
3245 2009-04-17 Diego Novillo <dnovillo@google.com>
3247 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
3248 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
3249 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
3250 (find_vars_r): ... here.
3251 * tree-flow.h (find_referenced_vars_in): Declare.
3252 * tree-ssa-pre.c (create_expression_by_pieces): Assert
3253 that AVAIL_OUT exists for BLOCK.
3254 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
3255 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
3256 (tree-parloops.o): Likewise.
3258 2009-04-17 Simon Baldwin <simonb@google.com>
3260 * toplev.c (default_tree_printer): Add handling for %E format.
3262 2009-04-17 Diego Novillo <dnovillo@google.com>
3264 * tree-pretty-print.c (dump_generic_node): Add break after
3265 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
3266 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
3267 FUNCTION_TYPE together. Call print_struct_decl when printing
3268 structures and TDF_SLIM is not given.
3269 (print_struct_decl): Fix logic for detecting recursion.
3271 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
3273 PR 31567
3274 * gcc.c (create_at_file): New.
3275 (compile_input_file_p): New.
3276 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
3277 * main.c (main): Update call to toplev_main.
3278 * toplev.c (toplev_main): Change signature. Call expandargv.
3279 * toplev.h (toplev_main): Change signature.
3281 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
3283 * dwarf2out.c (field_byte_offset): Use the type size as the field size
3284 if the latter is not constant.
3286 2009-04-17 David Edelsohn <edelsohn@gnu.org>
3288 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
3290 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
3292 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
3293 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
3295 2009-04-17 Richard Guenther <rguenther@suse.de>
3297 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3298 Handle component references view-converting an invariant address.
3300 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
3302 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
3303 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
3304 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
3305 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
3306 Use @deftypevr rather than @deftypevar.
3308 2009-04-17 Richard Guenther <rguenther@suse.de>
3310 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
3311 (get_prop_source_stmt): Likewise.
3312 (can_propagate_from): Likewise.
3314 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
3316 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
3317 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
3318 (--with-multilib-list): Add default value.
3319 * configure: Regenerate.
3320 * Makefile.in (TM_ENDIAN_CONFIG): Define.
3321 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
3322 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
3323 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
3324 Don't add default cpu to multilib list unnecessarily, but do enable
3325 the relevant compiler option..
3326 Add support for --with-multilib-list=<blank> and
3327 --with-multilib-list=!<somelib> to supress unwanted multilibs.
3328 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
3329 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
3330 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
3331 TM_MULTILIB_CONFIG.
3332 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
3333 (MULTILIB_OSDIRNAMES): New variable.
3334 * config/sh/t-1e: Delete file.
3335 * config/sh/t-mlib-sh1: Delete file.
3336 * config/sh/t-mlib-sh2: Delete file.
3337 * config/sh/t-mlib-sh2a: Delete file.
3338 * config/sh/t-mlib-sh2a-nofpu: Delete file.
3339 * config/sh/t-mlib-sh2a-single: Delete file.
3340 * config/sh/t-mlib-sh2a-single-only: Delete file.
3341 * config/sh/t-mlib-sh2e: Delete file.
3342 * config/sh/t-mlib-sh3e: Delete file.
3343 * config/sh/t-mlib-sh4: Delete file.
3344 * config/sh/t-mlib-sh4-nofpu: Delete file.
3345 * config/sh/t-mlib-sh4-single: Delete file.
3346 * config/sh/t-mlib-sh4-single-only: Delete file.
3347 * config/sh/t-mlib-sh4a: Delete file.
3348 * config/sh/t-mlib-sh4a-nofpu: Delete file.
3349 * config/sh/t-mlib-sh4a-single: Delete file.
3350 * config/sh/t-mlib-sh4a-single-only: Delete file.
3351 * config/sh/t-mlib-sh4al: Delete file.
3352 * config/sh/t-mlib-sh5-32media: Delete file.
3353 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
3354 * config/sh/t-mlib-sh5-64media: Delete file.
3355 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
3356 * config/sh/t-mlib-sh5-compact: Delete file.
3357 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
3358 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
3359 * doc/install.texi (Options specification): Add
3360 --with-multilib-list and --with-endian.
3362 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
3364 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
3365 REVISION_c.
3366 (OBJS-common): Add plugin-version.o.
3367 (plugin-version.o): New.
3368 * gcc-plugin.h (plugin_gcc_version): New.
3369 (plugin_default_version_check): New.
3370 (plugin_init_func, plugin_init): Add version argument.
3371 * plugin-version.c: New.
3372 * plugin.c (str_plugin_gcc_version_name): New.
3373 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
3374 pass it to the init function.
3375 (plugin_default_version_check): New.
3377 2009-04-17 Richard Guenther <rguenther@suse.de>
3379 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
3380 for decl-vs-decl disambiguation.
3382 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
3384 * config/s390/s390.h (s390_tune_attr): New macro definition.
3385 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
3387 2009-04-17 Richard Guenther <rguenther@suse.de>
3389 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
3390 (fold_stmt_r): Likewise.
3391 (maybe_fold_reference): New function.
3392 (fold_gimple_assign): Handle cases fold_stmt_r did.
3393 (fold_stmt): Do not use fold_stmt_r.
3394 (fold_stmt_inplace): Likewise.
3396 2009-04-17 Richard Guenther <rguenther@suse.de>
3398 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
3399 (record_equivalences_from_stmt): Remove useless checks and
3400 simplifications.
3401 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
3402 the type is already suitable.
3404 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
3406 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
3408 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
3410 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
3411 (CMPtype): Define as __gcc_CMPtype.
3413 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
3415 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
3416 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
3418 2009-04-17 Richard Guenther <rguenther@suse.de>
3420 PR tree-optimization/39746
3421 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
3422 special-casing for builtins and static variable use/def.
3423 (call_may_clobber_ref_p_1): Likewise.
3425 2009-04-16 Ian Lance Taylor <iant@google.com>
3427 * df.h: Include "timevar.h".
3428 (struct df_problem): Change tv_id field to timevar_id_t.
3429 * tree-pass.h: Include "timevar.h".
3430 (struct opt_pass): Change tv_id field to timevar_id_t.
3431 * timevar.h (timevar_id_t): Define TV_NONE.
3432 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
3433 TV_NONE rather than tv_id != 0.
3434 (execute_one_pass): Likewise.
3435 * Makefile.in (DF_H): Add $(TIMEVAR_H).
3436 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
3437 dependencies to $(TREE_PASS_H).
3438 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
3439 to TV_NONE.
3440 (pass_branch_target_load_optimize2): Likewise.
3441 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
3442 (pass_outof_cfg_layout_mode): Likewise.
3443 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
3444 (pass_rebuild_cgraph_edges): Likewise.
3445 (pass_remove_cgraph_callee_edges): Likewise.
3446 * df-core.c (pass_df_initialize_opt): Likewise.
3447 (pass_df_initialize_no_opt): Likewise.
3448 (pass_df_finish): Likewise.
3449 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
3450 * except.c (pass_set_nothrow_function_flags): Likewise.
3451 (pass_convert_to_eh_region_ranges): Likewise.
3452 * final.c (pass_compute_alignments): Likewise.
3453 * function.c (pass_instantiate_virtual_regs): Likewise.
3454 (pass_init_function): Likewise.
3455 (pass_leaf_regs): Likewise.
3456 (pass_match_asm_constraints): Likewise.
3457 * gimple-low.c (pass_lower_cf): Likewise.
3458 (pass_mark_used_blocks): Likewise.
3459 * init-regs.c (pass_initialize_regs): Likewise.
3460 * integrate.c (pass_initial_value_sets): Likewise.
3461 * ira.c (pass_ira): Likewise.
3462 * jump.c (pass_cleanup_barriers): Likewise.
3463 * omp-low.c (pass_expand_omp): Likewise.
3464 (pass_lower_omp): Likewise.
3465 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
3466 * recog.c (pass_split_all_insns): Likewise.
3467 (pass_split_after_reload): Likewise.
3468 (pass_split_before_regstack): Likewise.
3469 (pass_split_before_sched2): Likewise.
3470 (pass_split_for_shorten_branches): Likewise.
3471 * reginfo.c (pass_reginfo_init): Likewise.
3472 (pass_subregs_of_mode_init): Likewise.
3473 (pass_subregs_of_mode_finish): Likewise.
3474 * passes.c (pass_postreload): Likewise.
3475 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
3476 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
3477 (pass_warn_function_return): Likewise.
3478 (pass_warn_function_noreturn): Likewise.
3479 * tree-complex.c (pass_lower_complex): Likewise.
3480 (pass_lower_complex_O0): Likewise.
3481 * tree-if-conv.c (pass_if_conversion): Likewise.
3482 * tree-into-ssa.c (pass_build_ssa): Likewise.
3483 * tree-mudflap.c (pass_mudflap_1): Likewise.
3484 (pass_mudflap_2): Likewise.
3485 * tree-nomudflap.c (pass_mudflap_1): Likewise.
3486 (pass_mudflap_2): Likewise.
3487 * tree-nrv.c (pass_return_slot): Likewise.
3488 * tree-object-size.c (pass_object_sizes): Likewise.
3489 * tree-optimize.c (pass_all_optimizations): Likewise.
3490 (pass_early_local_passes): Likewise.
3491 (pass_all_early_optimizations): Likewise.
3492 (pass_cleanup_cfg): Likewise.
3493 (pass_cleanup_cfg_post_optimizing): Likewise.
3494 (pass_free_datastructures): Likewise.
3495 (pass_free_cfg_annotations): Likewise.
3496 (pass_fixup_cfg): Likewise.
3497 (pass_init_datastructures): Likewise.
3498 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
3499 (pass_late_warn_uninitialized): Likewise.
3500 (pass_update_address_taken): Likewise.
3501 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
3502 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
3503 (pass_cse_sincos): Likewise.
3504 (pass_convert_to_rsqrt): Likewise.
3505 * tree-ssa-structalias.c (pass_build_alias): Likewise.
3506 * tree-stdarg.c (pass_stdarg): Likewise.
3507 * tree-tailcall.c (pass_tail_recursion): Likewise.
3508 (pass_tail_calls): Likewise.
3509 * tree-vect-generic.c (pass_lower_vector): Likewise.
3510 (pass_lower_vector_ssa): Likewise.
3511 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
3513 2009-04-16 Joseph Myers <joseph@codesourcery.com>
3515 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
3516 XLR entry.
3517 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
3518 Handle -march=xlr.
3519 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
3520 logical and signext.
3522 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
3524 PR target/39767
3525 * config/sh/predicates.md (arith_operand): Check if the operand
3526 of TRUNCATE is a REG.
3528 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3530 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
3531 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
3533 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3535 * tree-iterator.c (tsi_split_statement_list_after,
3536 tsi_split_statement_list_before): Remove.
3537 * tree-iterator.h: Remove the prototypes for
3538 tsi_split_statement_list_after and tsi_split_statement_list_before.
3540 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3542 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
3543 * tree-ssa-propagate.h: Remove the prototype for
3544 stmt_makes_single_load.
3546 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3548 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
3549 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
3551 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3553 * tree-iterator.c (EXPR_LAST_BODY): Remove.
3555 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3557 * except.c (eh_region_outer_p): Remove.
3558 * except.h: Remove the prototype for eh_region_outer_p.
3560 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3562 * function.c (current_function_assembler_name): Remove.
3563 * function.h: Remove the prototype for
3564 current_function_assembler_name.
3566 2009-04-16 Ian Lance Taylor <iant@google.com>
3568 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
3569 (add_reg_note): Call alloc_reg_note.
3570 * rtl.h (alloc_reg_note): Declare.
3571 * combine.c (try_combine): Use alloc_reg_note.
3572 (recog_for_combine, move_deaths): Likewise.
3573 (distribute_notes): Use alloc_reg_note and add_reg_note.
3574 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
3575 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
3576 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
3578 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
3580 PR rtl-optimization/39762
3581 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
3582 ira_may_move_out_cost): Add comments about way of their usage.
3583 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
3585 * ira-conflicts.c (process_regs_for_copy): Use function
3586 ira_get_register_move_cost instead of global
3587 ira_register_move_cost.
3589 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
3590 color_pass, move_spill_restore, update_curr_costs): Ditto.
3592 * ira-lives.c (process_single_reg_class_operands): Ditto.
3594 * ira-emit.c (emit_move_list): Ditto.
3596 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
3597 (record_reg_classes): Ditto. Use functions
3598 ira_get_register_move_cost and ira_get_may_move_cost instead of
3599 global vars ira_register_move_cost, ira_may_move_out_cost and
3600 ira_may_move_in_cost.
3601 (record_address_regs): Don't call ira_init_register_move_cost.
3602 Use function ira_get_may_move_cost instead of global
3603 ira_may_move_in_cost.
3604 (process_bb_node_for_hard_reg_moves): Use function
3605 ira_get_register_move_cost instead of global ira_register_move_cost.
3606 (ira_costs): Don't call ira_init_register_move_cost.
3608 2009-04-16 Richard Guenther <rguenther@suse.de>
3610 * tree-cfg.c (verify_gimple_assign_binary):
3611 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
3612 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
3613 (create_general_new_stmt): Note that this function is broken.
3615 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3617 * common.opt (fhelp): Add Var(help_flag).
3618 * gcc-plugin.h (plugin_info): Add help.
3619 * plugin.c (plugin_name_args): Add help.
3620 (register_plugin_info): Set plugin->help.
3621 (print_help_one_plugin): New.
3622 (print_plugins_help): New.
3623 * plugin.h (print_plugins_help): New.
3624 * toplev.c (toplev_main): Call print_plugins_help if needed.
3626 2009-04-16 Richard Guenther <rguenther@suse.de>
3628 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
3629 (gimple_ior_addresses_taken_1): New function.
3630 (gimple_ior_addresses_taken): Likewise.
3631 * gimple.h (struct gimple_statement_with_ops_base): Remove
3632 addresses_taken member.
3633 (gimple_ior_addresses_taken): Declare.
3634 (gimple_addresses_taken, gimple_addresses_taken_ptr,
3635 gimple_set_addresses_taken): Remove.
3636 * ipa-reference.c (mark_address): New function.
3637 (scan_stmt_for_static_refs): Use it for marking addresses taken.
3638 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
3639 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
3640 (gimple_add_to_addresses_taken): Remove.
3641 (get_tmr_operands): Call mark_address_taken.
3642 (get_asm_expr_operands): Likewise.
3643 (get_expr_operands): Likewise.
3644 (build_ssa_operands): Do not clear the addresses_taken bitmap.
3645 (free_stmt_operands): Do not free it.
3646 * tree-ssa.c (delete_tree_ssa): Likewise.
3647 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
3649 2009-04-16 Richard Guenther <rguenther@suse.de>
3651 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
3652 (walk_stmt_load_store_ops): Likewise.
3653 * gimple.c (get_base_loadstore): New function.
3654 (walk_stmt_load_store_addr_ops): Likewise.
3655 (walk_stmt_load_store_ops): Likewise.
3656 * ipa-pure-const.c (check_op): Simplify.
3657 (check_load, check_store): New functions.
3658 (check_stmt): Use walk_stmt_load_store_ops.
3659 * ipa-reference.c (mark_load): Adjust signature.
3660 (mark_store): Likewise.
3661 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
3663 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3665 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
3666 (plugin_info): New.
3667 * opts.c (common_handle_option): Don't call print_version.
3668 * plugin.c (plugin_name_args): Add version.
3669 (register_plugin_info): New.
3670 (register_callback): Handle PLUGIN_INFO.
3671 (try_init_one_plugin): New.
3672 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
3673 if failed to init.
3674 (finalize_one_plugin): New.
3675 (finalize_plugins): New.
3676 (print_one_plugin): New.
3677 (print_plugins_versions): New.
3678 * plugin.h (print_plugins_versions): New.
3679 (finalize_plugins): New.
3680 * toplev.c (compile_file): Don't call initialize_plugins.
3681 (print_version): Call print_plugins_versions.
3682 (toplev_main): Call initialize_plugins. Print version if needed.
3683 Call finalize_plugins.
3685 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3687 * common.opt (fversion): New.
3688 * gcc.c (print_version): New.
3689 (process_command): Don't print the version. Just set print_version.
3690 (main): Print version. Call subprocesses if print_version and
3691 verbose_flag are set.
3692 * opts.c (common_handle_option): Handle OPT_fversion.
3694 2009-04-16 Richard Guenther <rguenther@suse.de>
3695 Ira Rosen <irar@il.ibm.com>
3697 PR tree-optimization/39698
3698 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
3699 type of the reduction variable. Only generate the def if
3700 it is needed.
3702 * omp-low.c (expand_omp_for_generic): When converting to a pointer
3703 make sure to first convert to an integer of the same precision.
3704 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
3705 the type of the evolution correctly in computing the new
3706 induction variable base.
3708 2009-04-16 Richard Guenther <rguenther@suse.de>
3710 PR middle-end/39625
3711 * tree-cfg.c (make_blocks): Split statements with to-be
3712 abnormal SSA names on the lhs.
3714 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
3716 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
3717 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
3718 * c-typeck.c (really_start_incremental_init): Likewise.
3719 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
3720 (TARGET_INITIALIZER): Remove it.
3721 * target.h (struct target): Remove vector_opaque_p.
3722 * tree.c (build_opaque_vector_type): New.
3723 * tree.h (TYPE_VECTOR_OPAQUE): New.
3724 (build_opaque_vector_type): Declare.
3725 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
3726 * config/rs6000/rs6000.c (build_opaque_vector_type,
3727 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
3728 (rs6000_init_builtins): Use build_opaque_vector_type for
3729 opaque_V4SI_type_node.
3731 2009-04-15 Catherine Moore <clm@codesourcery.com>
3733 * debug.h (set_name): Declare.
3734 * dwarf2out.c (dwarf2out_set_name): Declare.
3735 (dwarf2_debug_hooks): Add set_name.
3736 (find_AT_string): New.
3737 (add_AT_string): Call find_AT_string.
3738 (dwarf2out_set_name): New.
3739 * cp/decl.c (grokdeclarator): Call set_name.
3740 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
3741 * debug.c (do_nothing_debug_hooks): Likewise.
3742 * dbxout.c (dbx_debug_hooks): Likewise.
3743 * sdbout.c (sdb_debug_hooks): Likewise.
3745 2009-04-15 Michael Eager <eager@eagercon.com>
3747 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
3748 reg for single-precision FPU.
3749 * config/rs6000/rs6000.md (movsi_internal1): Only for
3750 !TARGET_SINGLE_FPU.
3751 (movsi_internal1_single): New. Add pattern to move SI values to/from
3752 single-precision FP regs.
3754 2009-04-15 Richard Guenther <rguenther@suse.de>
3756 * omp-low.c (lower_rec_input_clauses): Build correct address
3757 expressions.
3758 (expand_omp_for_generic): Fix multiplication type.
3759 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
3760 (generate_memset_zero): Fix types.
3761 * tree-profile.c (prepare_instrumented_value): Correctly
3762 widen a pointer.
3764 2009-04-15 Ian Lance Taylor <iant@google.com>
3766 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
3767 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
3768 for -Wall and for -Wc++-compat.
3769 (c_common_post_options): For C++, set warn_enum_compare if not
3770 already set.
3771 * c-tree.h (struct c_expr): Add field original_type.
3772 (build_external_ref): Update declaration.
3773 * c-parser.c (c_parser_braced_init): Set original_type.
3774 (c_parser_initelt): Likewise.
3775 (c_parser_expr_no_commas): Likewise.
3776 (c_parser_conditional_expression): Likewise.
3777 (c_parser_cast_expression): Likewise.
3778 (c_parser_unary_expression): Likewise. Pull setting of
3779 original_code to top of function.
3780 (c_parser_sizeof_expression): Set original_type.
3781 (c_parser_alignof_expression): Likewise.
3782 (c_parser_postfix_expression): Likewise. Pull setting of
3783 original_code to top of function.
3784 (c_parser_postfix_expression_after_paren_type): Set original_type.
3785 (c_parser_postfix_expression_after_primary): Likewise.
3786 (c_parser_expression): Likewise.
3787 * c-typeck.c (build_external_ref): Add type parameter. Change all
3788 callers.
3789 (c_expr_sizeof_expr): Set original_type field.
3790 (parser_build_unary_op): Likewise.
3791 (parser_build_binary_op): Likewise. Optionally warn about
3792 comparisons of enums of different types.
3793 (digest_init): Set original_type field.
3794 (really_start_incremental_init): Likewise.
3795 (push_init_level, pop_init_level): Likewise.
3796 * doc/invoke.texi (Warning Options): -Wenum-compare now
3797 supported in C.
3799 2009-04-15 Richard Guenther <rguenther@suse.de>
3801 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
3802 out a necessary conversion.
3803 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
3804 names we didn't value number.
3805 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
3807 2009-04-15 Richard Guenther <rguenther@suse.de>
3809 PR tree-optimization/39764
3810 * tree-ssa-ccp.c (get_value): Canonicalize value with
3811 canonicalize_float_value.
3813 2009-04-15 Jan Hubicka <jh@suse.cz>
3815 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
3816 Wrong version of patch.
3818 2009-04-15 Jan Hubicka <jh@suse.cz>
3820 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
3822 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
3824 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
3825 our distinct integral and vector types.
3827 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
3829 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
3830 * init.c (build_vtbl_address): Remove call to assemble_external.
3832 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
3834 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
3835 output for other floating point modes.
3837 2009-04-14 Diego Novillo <dnovillo@google.com>
3839 * diagnostic.c (diagnostic_report_diagnostic): Do not
3840 warn about loaded plugins for DK_ERROR and DK_WARNING.
3841 * c-decl.c (declspecs_add_type): Move call to
3842 invoke_plugin_callbacks ...
3843 * c-parser.c (c_parser_declspecs): ... here.
3844 * plugin.c (dump_active_plugins): Tidy output.
3846 2009-04-14 Diego Novillo <dnovillo@google.com>
3847 Le-Chun Wu <lcwu@google.com>
3849 * configure.ac: Add --enable-plugin support.
3850 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
3851 * Makefile.in (PLUGIN_H): Define.
3852 Export ENABLE_PLUGIN and GMPINC to site.exp.
3853 Add PLUGINLIBS to link command.
3854 Add/modify dependencies for plugin.o and files including plugin.h.
3855 (plugin.o): New.
3856 * config.in: Regenerate.
3858 * opts.c (common_handle_option): Handle OPT_fplugin_ and
3859 OPT_fplugin_arg_.
3861 2009-04-14 Le-Chun Wu <lcwu@google.com>
3863 * tree-pass.h (register_one_dump_file): Add a prototype for
3864 register_one_dump_file.
3865 * toplev.c (compile_file): Call initialize_plugins.
3866 (do_compile): Call invoke_plugin_callbacks.
3867 (toplev_main): Call invoke_plugin_callbacks.
3868 * common.opt: Add -fplugin= and -fplugin-arg-.
3869 * gcc-plugin.h: New public header file for plugins to include.
3870 * plugin.c: New source file.
3871 * plugin.h: New internal header file.
3872 * passes.c (register_one_dump_file): Make it external.
3874 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
3876 2009-04-14 Diego Novillo <dnovillo@google.com>
3878 * doc/plugins.texi: New.
3879 * doc/gccint.texi: Add reference to Plugins chapter.
3880 * doc/invoke.texi: Document -fplugin and -fplugin-arg
3881 * diagnostic.c (diagnostic_report_diagnostic): Warn about
3882 loaded plugins, if any.
3883 * timevar.def (TV_PLUGIN_INIT): Define.
3884 (TV_PLUGIN_RUN): Define.
3885 * plugin.c: Include timevar.h
3886 (plugins_active_p): New.
3887 (dump_active_plugins): New.
3888 (debug_active_plugins): New.
3890 2009-04-14 Joseph Myers <joseph@codesourcery.com>
3892 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
3893 library paths.
3894 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
3896 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
3898 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
3899 the same as a minus without a shift.
3901 2009-04-14 Nick Clifton <nickc@redhat.com>
3903 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
3904 comparisons with small integers will always produce a short
3905 branch.
3907 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
3909 Merge:
3910 2008-12-19 Diego Novillo <dnovillo@google.com>
3912 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
3914 2009-04-14 Richard Guenther <rguenther@suse.de>
3916 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
3917 verification.
3918 (verify_gimple_assign_binary): Likewise. Handle shifts and
3919 rotates correctly.
3920 (verify_gimple_phi): Print the mismatched argument position.
3921 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3922 Fix types.
3923 (vect_update_init_of_dr): Likewise.
3924 * matrix-reorg.c (transform_access_sites): Do what the
3925 comment suggests.
3926 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
3928 2009-04-13 Michael Eager <eager@eagercon.com>
3930 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
3931 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
3932 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
3933 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
3934 remove duplicate config
3936 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3938 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
3939 file_name:line_number type locator of the call site.
3941 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
3943 * genautomata.c: Put blank after comma.
3944 (automaton_decls): New.
3945 (struct unit_usage): Add comments to member next.
3946 (store_alt_unit_usage): Keep the list ordered.
3947 (unit_present_on_list_p, equal_alternatives_p): New.
3948 (check_regexp_units_distribution): Check units distribution
3949 correctness correctly.
3950 (main): Don't write automata if error is found. Return correct
3951 exit code.
3953 * config/m68k/cf.md (cfv4_ds): Remove.
3954 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
3955 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
3957 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
3958 power4-load-ext, power4-store, power4-store-update,
3959 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
3960 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
3961 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
3962 power4-sqrt, power4-isync): Modify reservation to make correct
3963 unit distribution to automata.
3965 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
3966 power5-store-update, power5-two, power5-three, power5-lmul,
3967 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
3969 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
3971 * except.c (pass_set_nothrow_function_flags): Set name and add
3972 TODO_dump_func.
3973 (set_nothrow_function_flags): Mention in the dump file when
3974 changing a function to nothrow.
3976 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
3978 PR/39066
3979 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
3980 instead of unsigned long.
3982 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3984 * config/arm/arm.c (return_used_this_function): Remove.
3985 (arm_output_function_prologue): Remove use of
3986 return_used_this_function.
3987 (output_return_instruction): Replace use of
3988 return_used_this_function
3989 by cfun->machine->return_used_this_function.
3990 (arm_output_epilogue): Likewise.
3991 (arm_output_function_epilogue): Likewise.
3992 (thumb_unexpanded_epilogue): Likewise.
3993 * config/arm/arm.h (struct machine_function):
3994 New member return_used_this_function.
3996 2009-04-12 Mark Mitchell <mark@codesourcery.com>
3998 * doc/install.texi: Correct description of default directory for
3999 --with-gxx-include-dir.
4001 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
4003 * fold-const.c (build_range_check): Properly deal with enumeral and
4004 boolean base types.
4006 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
4008 * doc/invoke.texi (max_gcse_passes): Remove documentation.
4009 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
4010 * params.h (MAX_GCSE_PASSES): Remove.
4011 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
4012 in sequence. Remove ability to run multiple passes.
4013 (bypass_jumps): Report run as third CPROP pass.
4015 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
4017 PR middle-end/39651
4018 * except.c (can_throw_external): Look at each insn in a SEQUENCE
4019 when deciding whether the whole SEQUENCE can throw.
4021 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
4023 PR target/39740
4024 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
4025 offseted label references.
4027 2009-04-11 Jan Hubicka <jh@suse.cz>
4029 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
4031 2009-04-11 Richard Guenther <rguenther@suse.de>
4033 PR middle-end/39732
4034 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
4035 return variables as TREE_ADDRESSABLE.
4037 2009-04-11 Richard Guenther <rguenther@suse.de>
4039 PR tree-optimization/39713
4040 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
4041 reference trees have SSA_NAME operands.
4043 2009-04-11 Richard Guenther <rguenther@suse.de>
4045 PR c/39712
4046 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
4047 address expressions.
4049 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
4051 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
4052 match changes in Cygwin 1.7
4053 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
4054 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
4056 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
4058 PR tree-optimization/39701
4059 * doc/invoke.texi (Optimization Options): Document change in
4060 meaning and initialization of -fdelete-null-pointer-checks.
4062 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
4064 PR middle-end/39701
4065 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
4067 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
4068 here.
4070 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
4072 2009-04-10 Chao-ying Fu <fu@mips.com>
4074 * doc/tm.texi (Instruction Output): Document
4075 TARGET_ASM_FINAL_POSTSCAN_INSN.
4076 * target.h (final_postscan_insn): New field in asm_out.
4077 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
4078 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
4079 * final.c (final_scan_insn): Call
4080 targetm.asm_out.final_postscan_insn after outputting
4081 an asm macro and a normal instruction.
4083 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
4084 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
4085 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
4086 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
4087 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
4089 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
4091 PR middle-end/39701
4092 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
4093 variables as non-NULL even with -fdelete-null-pointer-checks.
4095 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
4097 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
4099 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
4101 PR target/39678
4102 * config/i386/i386.c (classify_argument): Handle SCmode with
4103 (bit_offset % 64) != 0.
4105 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
4107 * doc/invoke.texi (Optimize Options): Add cross-reference to
4108 -Q --help=optimizers examples.
4110 2009-04-10 Ben Elliston <bje@au.ibm.com>
4112 PR target/36800
4113 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
4114 regalign for the reg == fpr and TDmode case.
4116 2009-04-09 David Ayers <ayers@fsfe.org>
4118 PR objc/29200
4119 * objc/objc-act.c (warn_with_method): Remove helper function.
4120 (check_duplicates): Call warning and inform directly.
4121 (really_start_method): Likewise.
4123 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
4125 * expmed.c (expand_divmod): Always use a comparison for a division
4126 by a large unsigned integer.
4128 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
4129 for things others than variables or functions as nonzero.
4131 2009-04-09 Nick Clifton <nickc@redhat.com>
4133 * unwind-compat.c: Change copyright header to refer to version
4134 3 of the GNU General Public License with version 3.1 of the
4135 GCC Runtime Library Exception and to point readers at the
4136 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
4137 * config/alpha/crtfastmath.c: Likewise.
4138 * config/alpha/linux-unwind.h: Likewise.
4139 * config/alpha/qrnnd.asm: Likewise.
4140 * config/alpha/vms-crt0-64.c: Likewise.
4141 * config/alpha/vms-crt0.c: Likewise.
4142 * config/alpha/vms-dwarf2.asm: Likewise.
4143 * config/alpha/vms-dwarf2eh.asm: Likewise.
4144 * config/alpha/vms-psxcrt0-64.c: Likewise.
4145 * config/alpha/vms-psxcrt0.c: Likewise.
4146 * config/alpha/vms_tramp.asm: Likewise.
4147 * config/arc/initfini.c: Likewise.
4148 * config/arc/lib1funcs.asm: Likewise.
4149 * config/arm/bpabi-v6m.S: Likewise.
4150 * config/arm/bpabi.S: Likewise.
4151 * config/arm/bpabi.c: Likewise.
4152 * config/arm/crti.asm: Likewise.
4153 * config/arm/crtn.asm: Likewise.
4154 * config/arm/ieee754-df.S: Likewise.
4155 * config/arm/ieee754-sf.S: Likewise.
4156 * config/arm/lib1funcs.asm: Likewise.
4157 * config/arm/libunwind.S: Likewise.
4158 * config/arm/linux-atomic.c: Likewise.
4159 * config/arm/mmintrin.h: Likewise.
4160 * config/arm/pr-support.c: Likewise.
4161 * config/arm/unaligned-funcs.c: Likewise.
4162 * config/arm/unwind-arm.c: Likewise.
4163 * config/arm/unwind-arm.h: Likewise.
4164 * config/avr/libgcc.S: Likewise.
4165 * config/bfin/crti.s: Likewise.
4166 * config/bfin/crtlibid.s: Likewise.
4167 * config/bfin/crtn.s: Likewise.
4168 * config/bfin/lib1funcs.asm: Likewise.
4169 * config/bfin/linux-unwind.h: Likewise.
4170 * config/cris/arit.c: Likewise.
4171 * config/cris/cris_abi_symbol.c: Likewise.
4172 * config/darwin-64.c: Likewise.
4173 * config/darwin-crt2.c: Likewise.
4174 * config/darwin-crt3.c: Likewise.
4175 * config/darwin.h: Likewise.
4176 * config/dbxelf.h: Likewise.
4177 * config/dfp-bit.c: Likewise.
4178 * config/dfp-bit.h: Likewise.
4179 * config/elfos.h: Likewise.
4180 * config/fixed-bit.c: Likewise.
4181 * config/fixed-bit.h: Likewise.
4182 * config/fp-bit.c: Likewise.
4183 * config/fp-bit.h: Likewise.
4184 * config/fr30/crti.asm: Likewise.
4185 * config/fr30/crtn.asm: Likewise.
4186 * config/fr30/lib1funcs.asm: Likewise.
4187 * config/freebsd-spec.h: Likewise.
4188 * config/frv/cmovd.c: Likewise.
4189 * config/frv/cmovh.c: Likewise.
4190 * config/frv/cmovw.c: Likewise.
4191 * config/frv/frvbegin.c: Likewise.
4192 * config/frv/frvend.c: Likewise.
4193 * config/frv/lib1funcs.asm: Likewise.
4194 * config/glibc-stdint.h: Likewise.
4195 * config/h8300/clzhi2.c: Likewise.
4196 * config/h8300/crti.asm: Likewise.
4197 * config/h8300/crtn.asm: Likewise.
4198 * config/h8300/ctzhi2.c: Likewise.
4199 * config/h8300/fixunssfsi.c: Likewise.
4200 * config/h8300/lib1funcs.asm: Likewise.
4201 * config/h8300/parityhi2.c: Likewise.
4202 * config/h8300/popcounthi2.c: Likewise.
4203 * config/i386/ammintrin.h: Likewise.
4204 * config/i386/att.h: Likewise.
4205 * config/i386/avxintrin.h: Likewise.
4206 * config/i386/biarch64.h: Likewise.
4207 * config/i386/bmmintrin.h: Likewise.
4208 * config/i386/cpuid.h: Likewise.
4209 * config/i386/cross-stdarg.h: Likewise.
4210 * config/i386/crtfastmath.c: Likewise.
4211 * config/i386/crtprec.c: Likewise.
4212 * config/i386/cygming-crtbegin.c: Likewise.
4213 * config/i386/cygming-crtend.c: Likewise.
4214 * config/i386/cygwin.asm: Likewise.
4215 * config/i386/emmintrin.h: Likewise.
4216 * config/i386/gmm_malloc.h: Likewise.
4217 * config/i386/gthr-win32.c: Likewise.
4218 * config/i386/i386.h: Likewise.
4219 * config/i386/immintrin.h: Likewise.
4220 * config/i386/linux-unwind.h: Likewise.
4221 * config/i386/linux64.h: Likewise.
4222 * config/i386/mm3dnow.h: Likewise.
4223 * config/i386/mmintrin-common.h: Likewise.
4224 * config/i386/mmintrin.h: Likewise.
4225 * config/i386/nmmintrin.h: Likewise.
4226 * config/i386/pmm_malloc.h: Likewise.
4227 * config/i386/pmmintrin.h: Likewise.
4228 * config/i386/smmintrin.h: Likewise.
4229 * config/i386/sol2-c1.asm: Likewise.
4230 * config/i386/sol2-ci.asm: Likewise.
4231 * config/i386/sol2-cn.asm: Likewise.
4232 * config/i386/sol2-gc1.asm: Likewise.
4233 * config/i386/tmmintrin.h: Likewise.
4234 * config/i386/unix.h: Likewise.
4235 * config/i386/w32-unwind.h: Likewise.
4236 * config/i386/wmmintrin.h: Likewise.
4237 * config/i386/x86-64.h: Likewise.
4238 * config/i386/x86intrin.h: Likewise.
4239 * config/i386/xmmintrin.h: Likewise.
4240 * config/ia64/crtbegin.asm: Likewise.
4241 * config/ia64/crtend.asm: Likewise.
4242 * config/ia64/crtfastmath.c: Likewise.
4243 * config/ia64/crti.asm: Likewise.
4244 * config/ia64/crtn.asm: Likewise.
4245 * config/ia64/fde-glibc.c: Likewise.
4246 * config/ia64/lib1funcs.asm: Likewise.
4247 * config/ia64/linux-unwind.h: Likewise.
4248 * config/ia64/quadlib.c: Likewise.
4249 * config/ia64/unwind-ia64.c: Likewise.
4250 * config/linux.h: Likewise.
4251 * config/m32c/m32c-lib1.S: Likewise.
4252 * config/m32c/m32c-lib2-trapv.c: Likewise.
4253 * config/m32c/m32c-lib2.c: Likewise.
4254 * config/m32r/initfini.c: Likewise.
4255 * config/m68hc11/larith.asm: Likewise.
4256 * config/m68hc11/m68hc11-crt0.S: Likewise.
4257 * config/m68k/cf.md: Likewise.
4258 * config/m68k/crti.s: Likewise.
4259 * config/m68k/crtn.s: Likewise.
4260 * config/m68k/lb1sf68.asm: Likewise.
4261 * config/m68k/linux-unwind.h: Likewise.
4262 * config/mcore/crti.asm: Likewise.
4263 * config/mcore/crtn.asm: Likewise.
4264 * config/mcore/lib1.asm: Likewise.
4265 * config/mips/linux-unwind.h: Likewise.
4266 * config/mips/loongson.h: Likewise.
4267 * config/mips/mips16.S: Likewise.
4268 * config/mmix/crti.asm: Likewise.
4269 * config/mmix/crtn.asm: Likewise.
4270 * config/pa/fptr.c: Likewise.
4271 * config/pa/hpux-unwind.h: Likewise.
4272 * config/pa/lib2funcs.asm: Likewise.
4273 * config/pa/linux-atomic.c: Likewise.
4274 * config/pa/linux-unwind.h: Likewise.
4275 * config/pa/milli64.S: Likewise.
4276 * config/pa/quadlib.c: Likewise.
4277 * config/pa/stublib.c: Likewise.
4278 * config/picochip/libgccExtras/adddi3.asm: Likewise.
4279 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
4280 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
4281 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
4282 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
4283 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
4284 * config/picochip/libgccExtras/divmod15.asm: Likewise.
4285 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
4286 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
4287 * config/picochip/libgccExtras/longjmp.asm: Likewise.
4288 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
4289 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
4290 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
4291 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
4292 * config/picochip/libgccExtras/setjmp.asm: Likewise.
4293 * config/picochip/libgccExtras/subdi3.asm: Likewise.
4294 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
4295 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
4296 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
4297 * config/rs6000/750cl.h: Likewise.
4298 * config/rs6000/altivec.h: Likewise.
4299 * config/rs6000/biarch64.h: Likewise.
4300 * config/rs6000/crtresfpr.asm: Likewise.
4301 * config/rs6000/crtresgpr.asm: Likewise.
4302 * config/rs6000/crtresxfpr.asm: Likewise.
4303 * config/rs6000/crtresxgpr.asm: Likewise.
4304 * config/rs6000/crtsavfpr.asm: Likewise.
4305 * config/rs6000/crtsavgpr.asm: Likewise.
4306 * config/rs6000/darwin-asm.h: Likewise.
4307 * config/rs6000/darwin-fallback.c: Likewise.
4308 * config/rs6000/darwin-fpsave.asm: Likewise.
4309 * config/rs6000/darwin-ldouble.c: Likewise.
4310 * config/rs6000/darwin-tramp.asm: Likewise.
4311 * config/rs6000/darwin-unwind.h: Likewise.
4312 * config/rs6000/darwin-vecsave.asm: Likewise.
4313 * config/rs6000/darwin-world.asm: Likewise.
4314 * config/rs6000/e500crtres32gpr.asm: Likewise.
4315 * config/rs6000/e500crtres64gpr.asm: Likewise.
4316 * config/rs6000/e500crtres64gprctr.asm: Likewise.
4317 * config/rs6000/e500crtrest32gpr.asm: Likewise.
4318 * config/rs6000/e500crtrest64gpr.asm: Likewise.
4319 * config/rs6000/e500crtresx32gpr.asm: Likewise.
4320 * config/rs6000/e500crtresx64gpr.asm: Likewise.
4321 * config/rs6000/e500crtsav32gpr.asm: Likewise.
4322 * config/rs6000/e500crtsav64gpr.asm: Likewise.
4323 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
4324 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
4325 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
4326 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
4327 * config/rs6000/eabi-ci.asm: Likewise.
4328 * config/rs6000/eabi-cn.asm: Likewise.
4329 * config/rs6000/eabi.asm: Likewise.
4330 * config/rs6000/linux-unwind.h: Likewise.
4331 * config/rs6000/linux64.h: Likewise.
4332 * config/rs6000/paired.h: Likewise.
4333 * config/rs6000/paired.md: Likewise.
4334 * config/rs6000/ppc64-fp.c: Likewise.
4335 * config/rs6000/ppu_intrinsics.h: Likewise.
4336 * config/rs6000/rs6000.h: Likewise.
4337 * config/rs6000/si2vmx.h: Likewise.
4338 * config/rs6000/sol-ci.asm: Likewise.
4339 * config/rs6000/sol-cn.asm: Likewise.
4340 * config/rs6000/spe.h: Likewise.
4341 * config/rs6000/spu2vmx.h: Likewise.
4342 * config/rs6000/sysv4.h: Likewise.
4343 * config/rs6000/tramp.asm: Likewise.
4344 * config/rs6000/vec_types.h: Likewise.
4345 * config/s390/linux-unwind.h: Likewise.
4346 * config/s390/tpf-unwind.h: Likewise.
4347 * config/score/crti.asm: Likewise.
4348 * config/score/crtn.asm: Likewise.
4349 * config/sh/crt1.asm: Likewise.
4350 * config/sh/crti.asm: Likewise.
4351 * config/sh/crtn.asm: Likewise.
4352 * config/sh/divtab-sh4-300.c: Likewise.
4353 * config/sh/divtab-sh4.c: Likewise.
4354 * config/sh/divtab.c: Likewise.
4355 * config/sh/lib1funcs-4-300.asm: Likewise.
4356 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
4357 * config/sh/lib1funcs.asm: Likewise.
4358 * config/sh/lib1funcs.h: Likewise.
4359 * config/sh/linux-atomic.asm: Likewise.
4360 * config/sh/linux-unwind.h: Likewise.
4361 * config/sh/shmedia.h: Likewise.
4362 * config/sh/sshmedia.h: Likewise.
4363 * config/sh/ushmedia.h: Likewise.
4364 * config/sparc/crtfastmath.c: Likewise.
4365 * config/sparc/linux-unwind.h: Likewise.
4366 * config/sparc/sol2-c1.asm: Likewise.
4367 * config/sparc/sol2-ci.asm: Likewise.
4368 * config/sparc/sol2-cn.asm: Likewise.
4369 * config/spu/divmodti4.c: Likewise.
4370 * config/spu/divv2df3.c: Likewise.
4371 * config/spu/float_disf.c: Likewise.
4372 * config/spu/float_unsdidf.c: Likewise.
4373 * config/spu/float_unsdisf.c: Likewise.
4374 * config/spu/float_unssidf.c: Likewise.
4375 * config/spu/mfc_multi_tag_release.c: Likewise.
4376 * config/spu/mfc_multi_tag_reserve.c: Likewise.
4377 * config/spu/mfc_tag_release.c: Likewise.
4378 * config/spu/mfc_tag_reserve.c: Likewise.
4379 * config/spu/mfc_tag_table.c: Likewise.
4380 * config/spu/multi3.c: Likewise.
4381 * config/spu/spu_internals.h: Likewise.
4382 * config/spu/spu_intrinsics.h: Likewise.
4383 * config/spu/spu_mfcio.h: Likewise.
4384 * config/spu/vec_types.h: Likewise.
4385 * config/spu/vmx2spu.h: Likewise.
4386 * config/stormy16/stormy16-lib2.c: Likewise.
4387 * config/svr4.h: Likewise.
4388 * config/sync.c: Likewise.
4389 * config/v850/lib1funcs.asm: Likewise.
4390 * config/vxlib-tls.c: Likewise.
4391 * config/vxlib.c: Likewise.
4392 * config/vxworks-dummy.h: Likewise.
4393 * config/xtensa/crti.asm: Likewise.
4394 * config/xtensa/crtn.asm: Likewise.
4395 * config/xtensa/ieee754-df.S: Likewise.
4396 * config/xtensa/ieee754-sf.S: Likewise.
4397 * config/xtensa/lib1funcs.asm: Likewise.
4398 * config/xtensa/lib2funcs.S: Likewise.
4399 * config/xtensa/linux-unwind.h: Likewise.
4400 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
4401 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
4402 * coretypes.h: Likewise.
4403 * crtstuff.c: Likewise.
4404 * defaults.h: Likewise.
4405 * dwarf2.h: Likewise.
4406 * emutls.c: Likewise.
4407 * gbl-ctors.h: Likewise.
4408 * gcov-io.h: Likewise.
4409 * ginclude/float.h: Likewise.
4410 * ginclude/iso646.h: Likewise.
4411 * ginclude/stdarg.h: Likewise.
4412 * ginclude/stdbool.h: Likewise.
4413 * ginclude/stddef.h: Likewise.
4414 * ginclude/stdfix.h: Likewise.
4415 * ginclude/stdint-gcc.h: Likewise.
4416 * ginclude/tgmath.h: Likewise.
4417 * gthr-aix.h: Likewise.
4418 * gthr-dce.h: Likewise.
4419 * gthr-gnat.c: Likewise.
4420 * gthr-gnat.h: Likewise.
4421 * gthr-lynx.h: Likewise.
4422 * gthr-mipssde.h: Likewise.
4423 * gthr-nks.h: Likewise.
4424 * gthr-posix.c: Likewise.
4425 * gthr-posix.h: Likewise.
4426 * gthr-posix95.h: Likewise.
4427 * gthr-rtems.h: Likewise.
4428 * gthr-single.h: Likewise.
4429 * gthr-solaris.h: Likewise.
4430 * gthr-tpf.h: Likewise.
4431 * gthr-vxworks.h: Likewise.
4432 * gthr-win32.h: Likewise.
4433 * gthr.h: Likewise.
4434 * libgcc2.c: Likewise.
4435 * libgcc2.h: Likewise.
4436 * libgcov.c: Likewise.
4437 * tsystem.h: Likewise.
4438 * typeclass.h: Likewise.
4439 * unwind-c.c: Likewise.
4440 * unwind-compat.h: Likewise.
4441 * unwind-dw2-fde-compat.c: Likewise.
4442 * unwind-dw2-fde-darwin.c: Likewise.
4443 * unwind-dw2-fde-glibc.c: Likewise.
4444 * unwind-dw2-fde.c: Likewise.
4445 * unwind-dw2-fde.h: Likewise.
4446 * unwind-dw2.c: Likewise.
4447 * unwind-dw2.h: Likewise.
4448 * unwind-generic.h: Likewise.
4449 * unwind-pe.h: Likewise.
4450 * unwind-sjlj.c: Likewise.
4451 * unwind.inc: Likewise.
4452 * config/arm/neon-gen.ml: Change generated copyright header to
4453 refer to version 3 of the GNU General Public License with
4454 version 3.1 of the GCC Runtime Library Exception and to point
4455 readers at the COPYING3 and COPYING3.RUNTIME files and the
4456 FSF's license web page.
4457 * config/arm/arm_neon.h: Regenerate.
4459 2009-04-09 Jakub Jelinek <jakub@redhat.com>
4461 * config/cris/cris.md: Change copyright header to refer to version
4462 3 of the GNU General Public License.
4463 * doc/install.texi2html: Change copyright header to refer to version
4464 3 of the GNU General Public License and to point readers at the
4465 COPYING3 file and the FSF's license web page.
4466 * config/vax/linux.h: Likewise.
4468 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
4470 * config/i386/i386.md (cmpcc): New.
4471 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
4472 (sync_compare_and_swap_cc*): Delete.
4474 * config/s390/s390.c (s390_compare_emitted): Remove.
4475 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
4476 s390_compare_emitted used to be handled. Assert that modes match.
4477 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
4478 refer to sync_compare_and_swap_ccsi.
4479 * config/s390/s390.h (s390_compare_emitted): Remove.
4480 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
4481 instead of s390_compare_emitted.
4482 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
4483 instead of s390_compare_emitted.
4484 * config/s390/s390.md (cmpcc): New.
4485 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
4486 CC_REGNUM, do not pretend it's set.
4487 (sync_compare_and_swap_cc*): Delete.
4488 * config/s390/predicates.md (cc_reg_operand): New.
4490 * expr.c (sync_compare_and_swap_cc): Delete.
4491 * optabs.h (sync_compare_and_swap_cc): Delete.
4492 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
4493 is being used with can_compare_p.
4494 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
4495 (find_cc_set): New.
4496 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
4497 look for a MODE_CC set instead. Use emit_store_flag.
4498 (expand_compare_and_swap_loop): Likewise, with some additional
4499 complication to avoid a force_reg when useless. Use
4500 emit_cmp_and_jump_insns.
4501 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
4502 * doc/md.texi (sync_compare_and_swap_cc): Merge with
4503 sync_compare_and_swap documentation.
4505 2009-04-09 Jan Hubicka <jh@suse.cz>
4507 * except.c (find_prev_try): Break out from ....
4508 (duplicate_eh_regions): ... here; properly update prev_try pointers
4509 when duplication part of tree.
4510 (dump_eh_tree): Improve dumping.
4511 (verify_eh_region): New.
4512 (verify_eh_tree): Use it.
4514 2009-04-06 Richard Guenther <rguenther@suse.de>
4516 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
4517 &ARRAY addresses by adjusting their types and prepending
4518 a conversion.
4519 * tree-cfg.c (verify_gimple_assign_single): Verify that
4520 addresses are correct.
4522 2009-04-09 Richard Guenther <rguenther@suse.de>
4524 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
4525 indices into an array reference if possible.
4526 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4527 Fold POINTER_PLUS_EXPR statements with invariant address.
4529 2009-04-09 Alan Modra <amodra@bigpond.net.au>
4531 PR target/39634
4532 * config.gcc (powerpc64-*-linux*): Always build biarch.
4534 2009-04-09 Joseph Myers <joseph@codesourcery.com>
4536 PR c/39613
4537 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
4538 it and pedwarn if this results in an INTEGER_CST.
4540 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4542 * doc/install.texi: Update minimum GMP version. Remove obsolete
4543 text in MPFR section.
4545 2009-04-08 Jakub Jelinek <jakub@redhat.com>
4547 * dwarf2out.c (class_scope_p): New static inline.
4548 (class_or_namespace_scope_p): Use it.
4549 (gen_variable_die): Use DW_TAG_member tag for static data member
4550 declarations instead of DW_TAG_variable.
4552 PR middle-end/39573
4553 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
4554 variables.
4556 2009-04-08 Richard Guenther <rguenther@suse.de>
4558 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
4559 valueize random data.
4561 2009-04-08 David Edelsohn <edelsohn@gnu.org>
4563 * config.gcc (aix tm_file): Add aix-stdint.h.
4564 (aix tm clause use_gcc_stdint): Set to wrap.
4565 * config/rs6000/aix-stdint.h: New file.
4567 2009-04-08 Richard Guenther <rguenther@suse.de>
4569 PR middle-end/36291
4570 * tree-dfa.c (add_referenced_var): Do not recurse into
4571 global initializers.
4572 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
4573 exposed variables.
4574 (fold_const_aggregate_ref): Likewise.
4576 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
4578 * recog.c (ordered_comparison_operator): New.
4579 * gensupport.c (std_preds): Add it.
4580 * doc/md.texi (Machine-Independent Predicates): Document it.
4582 2009-04-08 Jan Hubicka <jh@suse.cz>
4584 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
4585 * function.h (rtl_eh): Remove exception_handler_label_map.
4586 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
4587 remove_exception_handler_label, for_each_eh_label_1): Remove.
4588 (rtl_remove_unreachable_regions): Remove.
4589 (convert_from_eh_region_ranges): Do not remove unreachable regions.
4590 (find_exception_handler_labels): Don't build the hashtable.
4591 (maybe_remove_eh_handler): Remove.
4592 (for_each_eh_label): Rewrite to walk the tree.
4593 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
4594 * except.h (maybe_remove_eh_handler): Remove.
4595 * passes.c (init_optimization_passes): Schedule second EH cleanup
4596 before out-of-ssa.
4597 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
4598 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
4600 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
4602 * genoutput.c (validate_optab_operands): New.
4603 (gen_insn, gen_expand): Call it.
4605 * genflags.c (gen_insn): Detect misused iterators.
4606 (main): Pass line_no to gen_insn, exit with status 1 on error.
4608 * genextract.c (line_no): Make global.
4609 (VEC_safe_set_locstr): Change assertion to error message.
4610 (main): Exit with status 1 on error.
4612 2009-04-08 Joseph Myers <joseph@codesourcery.com>
4614 PR c/39614
4615 PR c/39673
4616 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
4617 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
4618 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
4619 * c-convert.c (convert): Do not call fold on results of conversion
4620 functions when the result is a C_MAYBE_CONST_EXPR.
4621 * c-parser.c (c_parser_postfix_expression): Do not fold condition
4622 of __builtin_choose_expr.
4623 * c-typeck.c (remove_c_maybe_const_expr): New.
4624 (build_unary_op, build_conditional_expr, build_compound_expr,
4625 build_binary_op, c_objc_common_truthvalue_conversion): Call
4626 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
4627 integer operands.
4629 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
4631 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
4632 CODE to produce a new one. Add a prototype to use fold_convert_const
4634 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
4636 PR bootstrap/39660
4637 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
4638 mix declarations and code.
4640 2009-04-08 Ben Elliston <bje@au.ibm.com>
4642 * gcc.c: Replace `CC' with `GCC' throughout.
4644 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
4646 * doc/invoke.texi: Document Atom support.
4648 2009-04-07 Jason Merrill <jason@redhat.com>
4650 PR c++/25185
4651 * c-common.h, c-common.c: Add flag_pretty_templates.
4652 * c-opts.c (c_common_handle_option): Set it.
4653 * c.opt: Add -fno-pretty-templates.
4654 * doc/invoke.texi (C++ Dialect Options): Likewise.
4656 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
4658 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
4659 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
4660 (ia64_expand_builtin): Likewise.
4662 2009-04-07 Martin Jambor <mjambor@suse.cz>
4664 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
4665 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
4666 ADDR_EXPRS are include too.
4668 2009-04-07 Richard Guenther <rguenther@suse.de>
4670 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
4671 decls are only used if passes as parameters or if they are
4672 local statics and the call is not to a builtin.
4673 (call_may_clobber_ref_p_1): Likewise.
4675 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4677 * expr.c (do_store_flag): Remove last argument. Simplify code
4678 to avoid duplication of tests already done by can_compare_p.
4679 (expand_expr_real_1): Adjust caller.
4681 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4683 * optabs.c (can_compare_p): Test the predicate of a
4684 cbranch and cstore pattern.
4686 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4688 * expr.c (convert_move): Use emit_store_flag instead of
4689 "emulating" it.
4691 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4693 * config/i386/i386.c (ix86_compare_emitted): Remove.
4694 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
4695 ix86_compare_op0 like ix86_compare_emitted used to be handled.
4696 * config/i386/i386.h (ix86_compare_emitted): Remove.
4697 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
4698 instead of ix86_compare_emitted.
4699 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
4701 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
4703 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
4704 Add t-sysroot-suffix to tmake_file.
4705 * config/print-sysroot-suffix.sh: New file.
4706 * config/t-sysroot-suffix: New file.
4708 2009-04-07 Ben Elliston <bje@au.ibm.com>
4710 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
4711 as the latter produces a warning when the target does not support
4712 infinity.
4714 2009-04-07 Ben Elliston <bje@au.ibm.com>
4716 * dfp.c: Replace type punning assignments with memcpy throughout.
4717 * Makefile.in (dfp.o-warn): Remove.
4719 2009-04-07 Alan Modra <amodra@bigpond.net.au>
4721 PR target/39634
4722 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
4723 Include soft-fp/t-softfp after rs6000/t-linux64.
4725 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
4727 * stor-layout.c (set_sizetype): Use the full precision of their
4728 machine mode for bitsize types.
4730 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
4732 * config/i386/i386.md: Revert 2 accidental checkins.
4734 2009-04-06 Joey Ye <joey.ye@intel.com>
4735 Xuepeng Guo <xuepeng.guo@intel.com>
4736 H.J. Lu <hongjiu.lu@intel.com>
4738 Atom pipeline model, tuning and insn selection.
4739 * config.gcc (atom): Add atom config options and target.
4741 * config/i386/atom.md: New.
4743 * config/i386/i386.c (atom_cost): New cost.
4744 (m_ATOM): New macro flag.
4745 (initial_ix86_tune_features): Set m_ATOM.
4746 (x86_accumulate_outgoing_args): Likewise.
4747 (x86_arch_always_fancy_math_387): Likewise.
4748 (processor_target): Add Atom cost.
4749 (cpu_names): Add Atom cpu name.
4750 (override_options): Set Atom ISA.
4751 (ix86_issue_rate): New case PROCESSOR_ATOM.
4752 (ix86_adjust_cost): Likewise.
4754 * config/i386/i386.h (TARGET_ATOM): New target macro.
4755 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
4756 (TARGET_OPT_AGU): New target option.
4757 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
4758 (processor_type): Add PROCESSOR_ATOM.
4760 * config/i386/i386.md (cpu): Add new value "atom".
4761 (use_carry, movu): New attr.
4762 (atom.md): Include atom.md.
4763 (adddi3_carry_rex64): Set attr "use_carry".
4764 (addqi3_carry): Likewise.
4765 (addhi3_carry): Likewise.
4766 (addsi3_carry): Likewise.
4767 (*addsi3_carry_zext): Likewise.
4768 (subdi3_carry_rex64): Likewise.
4769 (subqi3_carry): Likewise.
4770 (subhi3_carry): Likewise.
4771 (subsi3_carry): Likewise.
4772 (x86_movdicc_0_m1_rex64): Likewise.
4773 (*x86_movdicc_0_m1_se): Likewise.
4774 (x86_movsicc_0_m1): Likewise.
4775 (*x86_movsicc_0_m1_se): Likewise.
4776 (*adddi_1_rex64): Emit add insn as much as possible.
4777 (*addsi_1): Likewise.
4778 (return_internal): Set atom_unit.
4779 (return_internal_long): Likewise.
4780 (return_pop_internal): Likewise.
4781 (*rcpsf2_sse): Set atom_sse_attr attr.
4782 (*qrt<mode>2_sse): Likewise.
4783 (*prefetch_sse): Likewise.
4785 * config/i386/i386-c.c (ix86_target_macros_internal): New case
4786 PROCESSOR_ATOM.
4787 (ix86_target_macros_internal): Likewise.
4789 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
4790 (*prefetch_sse_rex): Likewise.
4791 (sse_rcpv4sf2): Likewise.
4792 (sse_vmrcpv4sf2): Likewise.
4793 (sse_sqrtv4sf2): Likewise.
4794 (<sse>_vmsqrt<mode>2): Likewise.
4795 (sse_ldmxcsr): Likewise.
4796 (sse_stmxcsr): Likewise.
4797 (*sse_sfence): Likewise.
4798 (sse2_clflush): Likewise.
4799 (*sse2_mfence): Likewise.
4800 (*sse2_lfence): Likewise.
4801 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
4802 (<sse>_movup<ssemodesuffixf2c>): Likewise.
4803 (avx_movdqu<avxmodesuffix>): Likewise.
4804 (avx_lddqu<avxmodesuffix>): Likewise.
4805 (sse2_movntv2di): Change attr "type" to "ssemov".
4806 (sse2_movntsi): Likewise.
4807 (rsqrtv8sf2): Change attr "type" to "sseadd".
4808 (sse3_addsubv2df3): Set attr "atom_unit".
4809 (sse3_h<plusminus_insn>v4sf3): Likewise.
4810 (*sse2_pmaddwd): Likewise.
4811 (*vec_extractv2di_1_rex64): Likewise.
4812 (*vec_extractv2di_1_avx): Likewise.
4813 (sse2_psadbw): Likewise.
4814 (ssse3_phaddwv8hi3): Likewise.
4815 (ssse3_phaddwv4hi3): Likewise.
4816 (ssse3_phadddv4si3): Likewise.
4817 (ssse3_phadddv2si3): Likewise.
4818 (ssse3_phaddswv8hi3): Likewise.
4819 (ssse3_phaddswv4hi3): Likewise.
4820 (ssse3_phsubwv8hi3): Likewise.
4821 (ssse3_phsubwv4hi3): Likewise.
4822 (ssse3_phsubdv4si3): Likewise.
4823 (ssse3_phsubdv2si3): Likewise.
4824 (ssse3_phsubswv8hi3): Likewise.
4825 (ssse3_phsubswv4hi3): Likewise.
4826 (ssse3_pmaddubsw128): Likewise.
4827 (sse3_pmaddubsw: Likewise.
4828 (ssse3_palignrti): Likewise.
4829 (ssse3_palignrdi): Likewise.
4831 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
4833 * doc/install.texi (Specific): Fix two cross-references to MinGW.
4835 2009-04-06 Richard Guenther <rguenther@suse.de>
4837 PR tree-optimization/28868
4838 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
4839 of which PHI results we inserted.
4840 (insert_into_preds_of_block): Record inserted PHIs.
4841 (eliminate): Eliminate redundant PHI nodes.
4842 (init_pre): Init inserted_phi_names.
4844 2009-04-06 Richard Guenther <rguenther@suse.de>
4846 PR tree-optimization/39643
4847 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
4848 IMAGPART_EXPRs of complex constants.
4849 (execute_fold_all_builtins): If we folded a call queue
4850 TODO_update_address_taken.
4852 2009-04-06 Jan Hubicka <jh@suse.cz>
4854 PR middle-end/39659
4855 * except.c (remove_unreachable_regions): Propagate may_contain_throw
4856 flag.
4858 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
4860 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
4861 delay slot.
4862 (ic_invalidate_array): Likewise.
4864 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
4866 * calls.c (emit_library_call_value_1): Fix a problem with parameter
4867 alignment for library calls.
4869 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
4871 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
4872 (mingw32 tm clause use_gcc_stdint): Set to wrap.
4873 * config/i386/mingw-stdint.h: New file.
4875 2009-04-05 Richard Guenther <rguenther@suse.de>
4877 PR tree-optimization/39648
4878 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
4879 our &A vs. &A[0] IL deficiencies.
4881 2009-04-04 Jan Hubicka <jh@suse.cz>
4883 * except.c (sjlj_find_directly_reachable_regions): Be ready for
4884 removed toplevel regions.
4885 (sjlj_mark_call_sites): Likewise.
4887 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
4889 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
4890 (cygwin tm clause use_gcc_stdint): Set to wrap.
4891 * config/i386/cygwin-stdint.h: New file.
4893 2009-04-04 Richard Guenther <rguenther@suse.de>
4895 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
4896 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
4897 single-argument PHIs if we are in loop-closed SSA form.
4898 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
4899 for the pre-condition.
4900 (slpeel_tree_peel_loop_to_edge): Likewise.
4901 (vect_build_loop_niters): Take an optional sequence to append stmts.
4902 (vect_generate_tmps_on_preheader): Likewise.
4903 (vect_do_peeling_for_loop_bound): Take extra guards for the
4904 pre-condition.
4905 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
4906 the cost model check.
4907 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
4908 guards if we are going to peel. Do not apply versioning in that case.
4909 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
4910 (vect_do_peeling_for_loop_bound): Likewise.
4911 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
4912 loop bound only record extra pre-conditions, do not apply loop
4913 versioning.
4915 2009-04-04 Richard Guenther <rguenther@suse.de>
4917 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
4918 renaming code.
4920 2009-04-04 Jan Hubicka <jh@suse.cz>
4922 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
4923 last_basic_block for size of bb->index indexed array.
4924 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
4925 compute_out, link_btr_uses, build_btr_def_use_webs,
4926 build_btr_def_use_webs, migrate_btr_defs): Likewise.
4928 2009-04-04 Jan Hubicka <jh@suse.cz>
4930 * except.c (remove_eh_handler_and_replace): Break out from ...
4931 (remove_eh_handler): ... here.
4932 (bring_to_root): New function.
4933 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
4934 handled ones, bring others to root of tree.
4936 2009-04-04 Jan Hubicka <jh@suse.cz>
4938 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
4939 (all_phis_safe_to_merge): New function.
4940 (update_info): New structure.
4941 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
4942 (cleanup_empty_eh): Update SSA if possible.
4944 2009-04-04 Richard Guenther <rguenther@suse.de>
4946 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
4947 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
4948 (append_vuse): Likewise.
4950 2009-04-04 Jakub Jelinek <jakub@redhat.com>
4952 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
4953 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
4954 instead of REG_UNSAVED for DW_CFA_undefined.
4955 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
4956 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
4957 outermost frame.
4959 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
4961 PR target/39501
4962 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
4963 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
4964 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
4966 2009-04-04 Richard Guenther <rguenther@suse.de>
4968 PR tree-optimization/8781
4969 PR tree-optimization/37892
4970 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
4971 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
4972 (valueize_refs): Call it for *& valueizations.
4973 (shared_reference_ops_from_ref): Rename to ...
4974 (valueize_shared_reference_ops_from_ref): ... this and valueize.
4975 (shared_reference_ops_from_call): Rename to ...
4976 (valueize_shared_reference_ops_from_call): ... this and valueize.
4977 (vn_reference_lookup): Update.
4978 (visit_reference_op_call): Likewise.
4979 * tree-ssa-pre.c (phi_translate_1): Fold *&.
4980 (eliminate): Value-replace the call address in call statements.
4982 2009-04-04 Richard Guenther <rguenther@suse.de>
4984 PR tree-optimization/39636
4985 * tree-ssa-forwprop.c
4986 (forward_propagate_addr_into_variable_array_index): Check for
4987 GIMPLE_ASSIGN before accessing the rhs code.
4989 2009-04-03 Jason Merrill <jason@redhat.com>
4991 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
4993 2009-04-03 Steve Ellcey <sje@cup.hp.com>
4995 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
4996 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
4997 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
4998 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
4999 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
5000 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
5001 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
5002 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
5003 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
5004 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
5005 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
5006 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
5007 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
5008 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
5009 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
5010 Use fr_reg_or_fp01_operand instead of fr_register_operand
5012 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
5013 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
5014 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
5016 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
5018 PR rtl-optimization/39607
5019 PR rtl-optimization/39631
5021 Revert:
5023 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5024 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5025 instead of DF_LR_OUT.
5026 * ira-lives.c (process_bb_node_lives): Ditto.
5027 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5028 instead of DF_LR_{OUT,IN}.
5029 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5030 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5032 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
5034 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
5035 (execute_lower_omp): Always run but take the short way out if -fopenmp
5036 is not given.
5037 (gate_lower_omp): Remove, forcing the pass manager to always run the
5038 pass and always set PROP_gimple_lomp.
5039 (pass_lower_omp): Remove gate function.
5040 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
5041 PROP_trees. Instead, require it.
5042 * ipa-cp.c (pass_ipa_cp): Likewise.
5043 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
5044 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
5045 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
5046 and PROP_gimple_leh.
5048 2009-04-03 Richard Guenther <rguenther@suse.de>
5050 PR middle-end/13146
5051 PR tree-optimization/23940
5052 PR tree-optimization/33237
5053 PR middle-end/33974
5054 PR middle-end/34093
5055 PR tree-optimization/36201
5056 PR tree-optimization/36230
5057 PR tree-optimization/38049
5058 PR tree-optimization/38207
5059 PR tree-optimization/38230
5060 PR tree-optimization/38301
5061 PR tree-optimization/38585
5062 PR middle-end/38895
5063 PR tree-optimization/38985
5064 PR tree-optimization/39299
5065 * tree-ssa-structalias.h: Remove.
5066 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
5067 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
5068 (struct vuse_element_d): Remove.
5069 (struct vuse_vec_d): Likewise.
5070 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
5071 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
5072 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
5073 VUSE_ELEMENT_VAR): Likewise.
5074 (struct voptype_d): Likewise.
5075 (NUM_VOP_FREE_BUCKETS): Likewise.
5076 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
5077 (struct stmt_operands_d): Remove.
5078 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
5079 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
5080 VDEF_NUM, VDEF_VECT): Likewise.
5081 (copy_virtual_operands): Remove.
5082 (operand_build_cmp): Likewise.
5083 (create_ssa_artificial_load_stmt): Likewise.
5084 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
5085 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
5086 vuse_index and mayuse_index members. Pack and move done and iter_type
5087 members to the front.
5088 (SSA_OP_VMAYUSE): Remove.
5089 (SSA_OP_VIRTUAL_USES): Adjust.
5090 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
5091 (unlink_stmt_vdef): Declare.
5092 (add_to_addressable_set): Remove.
5093 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
5094 (vrp_visit_stmt): Likewise.
5095 * doc/tree-ssa.texi (Alias analysis): Update.
5096 * doc/invoke.texi (max-aliased-vops): Remove docs.
5097 (avg-aliased-vops): Likewise.
5098 * tree-into-ssa.c (syms_to_rename): Remove.
5099 (need_to_update_vops_p): Likewise.
5100 (need_to_initialize_update_ssa_p): Rename to ...
5101 (update_ssa_initialized_fn): ... this. Track function we are
5102 initialized for.
5103 (symbol_marked_for_renaming): Simplify.
5104 (add_new_name_mapping): Do not set need_to_update_vops_p.
5105 (dump_currdefs): Use SYMS_TO_RENAME.
5106 (rewrite_update_stmt): Always walk all uses/defs.
5107 (dump_update_ssa): Adjust.
5108 (init_update_ssa): Take function argument. Track what we are
5109 initialized for.
5110 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
5111 (create_new_def_for): Initialize for cfun, assert we are initialized
5112 for cfun.
5113 (mark_sym_for_renaming): Simplify.
5114 (mark_set_for_renaming): Do not initialize update-ssa.
5115 (need_ssa_update_p): Simplify. Take function argument.
5116 (name_mappings_registered_p): Assert we ask for the correct function.
5117 (name_registered_for_update_p): Likewise.
5118 (ssa_names_to_replace): Likewise.
5119 (release_ssa_name_after_update_ssa): Likewise.
5120 (update_ssa): Likewise. Use SYMS_TO_RENAME.
5121 (dump_decl_set): Do not print a newline.
5122 (debug_decl_set): Do it here.
5123 (dump_update_ssa): And here.
5124 * tree-ssa-loop-im.c (move_computations): Adjust.
5125 (movement_possibility): Likewise.
5126 (determine_max_movement): Likewise.
5127 (gather_mem_refs_stmt): Likewise.
5128 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
5129 or NAME_MEMORY_TAG.
5130 * tree-complex.c (update_all_vops): Remove.
5131 (expand_complex_move): Adjust.
5132 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
5133 Simplify test for memory referencing statement. Exclude
5134 non-invariant ADDR_EXPRs.
5135 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
5136 * tree-loop-distribution.c (generate_memset_zero): Adjust.
5137 (rdg_flag_uses): Likewise.
5138 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
5139 related code.
5140 (tree_optimize_tail_calls_1): Also split the
5141 edge from the entry block if we have degenerate PHI nodes in
5142 the first basic block.
5143 * tree.c (init_ttree): Remove memory-tag related code.
5144 (tree_code_size): Likewise.
5145 (tree_node_structure): Likewise.
5146 (build7_stat): Re-write to be build6_stat.
5147 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
5148 (SSA_VAR_P): Adjust.
5149 (struct tree_memory_tag): Remove.
5150 (struct tree_memory_partition_tag): Likewise.
5151 (union tree_node): Adjust.
5152 (build7): Re-write to be build6.
5153 * tree-pass.h (pass_reset_cc_flags): Remove.
5154 (TODO_update_address_taken): New flag.
5155 (pass_simple_dse): Remove.
5156 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
5157 * params.h (MAX_ALIASED_VOPS): Remove.
5158 (AVG_ALIASED_VOPS): Likewise.
5159 * omp-low.c (expand_omp_taskreg): Update SSA form.
5160 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
5161 aliases the lhs in a copy stmt.
5162 * tree-ssa-dse.c (struct address_walk_data): Remove.
5163 (memory_ssa_name_same): Likewise.
5164 (memory_address_same): Likewise.
5165 (get_kill_of_stmt_lhs): Likewise.
5166 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
5167 unused stores. Look through PHI nodes into post-dominated regions.
5168 (dse_optimize_stmt): Simplify. Properly remove stores.
5169 (tree_ssa_dse): Compute dominators.
5170 (execute_simple_dse): Remove.
5171 (pass_simple_dse): Likewise.
5172 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
5173 gimple_loaded_syms and gimple_stored_syms computation.
5174 * toplev.c (dump_memory_report): Dump alias and pta stats.
5175 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
5176 (vn_reference_eq): Likewise.
5177 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
5178 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
5179 valueize_vuses): Remove.
5180 (get_def_ref_stmt_vuses): Simplify. Rename to ...
5181 (get_def_ref_stmt_vuse): ... this.
5182 (vn_reference_lookup_2): New function.
5183 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
5184 walking equivalent vuses. Simplify.
5185 (vn_reference_lookup): Likewise.
5186 (vn_reference_insert): Likewise.
5187 (vn_reference_insert_pieces): Likewise.
5188 (visit_reference_op_call): Simplify.
5189 (visit_reference_op_load): Likewise.
5190 (visit_reference_op_store): Likewise.
5191 (init_scc_vn): Remove shared_lookup_vuses initialization.
5192 (free_scc_vn): Remove shared_lookup_vuses freeing.
5193 (sort_vuses, sort_vuses_heap): Remove.
5194 (get_ref_from_reference_ops): Export.
5195 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
5196 vector with single vuse pointer.
5197 (vn_reference_lookup_pieces, vn_reference_lookup,
5198 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
5199 (shared_vuses_from_stmt): Remove.
5200 (get_ref_from_reference_ops): Declare.
5201 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
5202 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
5203 memory-tag related code.
5204 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
5205 (likely_value): Add comment, skip static-chain of call statements.
5206 (surely_varying_stmt_p): Adjust.
5207 (gimplify_and_update_call_from_tree): Likewise.
5208 (execute_fold_all_builtins): Do not rebuild alias info.
5209 (gimplify_and_update_call_from_tree): Properly update VOPs.
5210 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
5211 (copy_ref_info): Remove memory-tag related code.
5212 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
5213 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
5214 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
5215 computation.
5216 * tree-ssa-dom.c (gimple_p): Remove typedef.
5217 (eliminate_redundant_computations): Adjust.
5218 (record_equivalences_from_stmt): Likewise.
5219 (avail_expr_hash): Likewise.
5220 (avail_expr_eq): Likewise.
5221 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
5222 (stmt_makes_single_load): Likewise.
5223 (stmt_makes_single_store): Likewise.
5224 * tree-ssa-alias.c: Rewrite completely.
5225 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
5226 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
5227 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
5228 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
5229 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
5230 Remove public functions.
5231 (pass_reset_cc_flags): Remove.
5232 (pass_build_alias): Move ...
5233 * tree-ssa-structalias.c (pass_build_alias): ... here.
5234 * tree-ssa-alias.c (may_be_aliased): Move ...
5235 * tree-flow-inline.h (may_be_aliased): ... here.
5236 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
5237 count_uses_and_derefs): Move ...
5238 * gimple.c: ... here.
5239 * gimple.h (count_uses_and_derefs): Declare.
5240 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
5241 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
5242 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
5243 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
5244 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
5245 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
5246 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
5247 New functions.
5248 * tree-dfa.c (refs_may_alias_p): Move ...
5249 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
5250 * tree-ssa-alias.h: New file.
5251 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
5252 (statement_sink_location): Likewise.
5253 * opts.c (decode_options): Do not adjust max-aliased-vops or
5254 avg-aliased-vops values.
5255 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
5256 (TV_CALL_CLOBBER): Likewise.
5257 (TV_FLOW_SENSITIVE): Likewise.
5258 (TV_FLOW_INSENSITIVE): Likewise.
5259 (TV_MEMORY_PARTITIONING): Likewise.
5260 (TV_ALIAS_STMT_WALK): New timevar.
5261 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
5262 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
5263 (get_address_description): Remove memory-tag related code.
5264 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
5265 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
5266 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
5267 and immediate uses in statements. Document.
5268 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
5269 (dump_symbols): Remove.
5270 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
5271 * alias.c (get_deref_alias_set): New function split out from ...
5272 (get_alias_set): ... here.
5273 * alias.h (get_deref_alias_set): Declare.
5274 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
5275 type parameter. Remove restrict pointer handling. Create a
5276 ref-all pointer in case type-based alias sets do not conflict.
5277 (vect_analyze_data_refs): Remove SMT related code.
5278 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
5279 (vectorizable_load): Likewise.
5280 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
5281 (DR_SYMBOL_TAG, DR_VOPS): Remove.
5282 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
5283 Ignore vops and SMTs.
5284 (dr_analyze_alias): Likewise..
5285 (free_data_ref): Likewise.
5286 (create_data_ref): Likewise.
5287 (analyze_all_data_dependences): Likewise.
5288 (get_references_in_stmt): Adjust.
5289 * tree-flow-inline.h (gimple_aliases_computed_p,
5290 gimple_addressable_vars, gimple_call_clobbered_vars,
5291 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
5292 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
5293 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
5294 gimple_mem_ref_stats): Remove.
5295 (gimple_vop): New function.
5296 (op_iter_next_use): Remove vuses and mayuses cases.
5297 (op_iter_next_def): Remove vdefs case.
5298 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
5299 (clear_and_done_ssa_iter): Do not set removed fields.
5300 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
5301 Assert we are not iterating over vuses or vdefs if not also
5302 iterating over uses or defs.
5303 (op_iter_init_use): Likewise.
5304 (op_iter_init_def): Likewise.
5305 (op_iter_next_vdef): Remove.
5306 (op_iter_next_mustdef): Likewise.
5307 (op_iter_init_vdef): Likewise.
5308 (compare_ssa_operands_equal): Likewise.
5309 (link_use_stmts_after): Handle vuse operand.
5310 (is_call_used): Use is_call_clobbered.
5311 (is_call_clobbered): Global variables are always call clobbered,
5312 query the call-clobbers bitmap.
5313 (mark_call_clobbered): Ignore global variables.
5314 (clear_call_clobbered): Likewise.
5315 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
5316 virtual operands sanity check.
5317 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
5318 Remove.
5319 (TARGET_MEM_REF): Remove TMR_TAG operand.
5320 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
5321 Remove call-clobber related code.
5322 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
5323 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
5324 partitions or escape reason.
5325 (get_single_def_stmt, get_single_def_stmt_from_phi,
5326 get_single_def_stmt_with_phi): Remove.
5327 (dump_referenced_vars): Tidy.
5328 (get_ref_base_and_extent): Allow bare decls.
5329 (collect_dfa_stats): Adjust.
5330 * graphite.c (rename_variables_in_stmt): Adjust.
5331 (graphite_copy_stmts_from_block): Likewise.
5332 (translate_clast): Likewise.
5333 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
5334 (EXPR_DIES): New.
5335 (translate_vuse_through_block): Use the oracle.
5336 (phi_translate_1): Adjust.
5337 (value_dies_in_block_x): Use the oracle. Cache the outcome
5338 in EXPR_DIES.
5339 (valid_in_sets): Check if the VUSE for
5340 a REFERENCE is available.
5341 (eliminate): Do not remove stmts during elimination,
5342 instead queue and remove them afterwards.
5343 (do_pre): Do not rebuild alias info.
5344 (pass_pre): Run TODO_rebuild_alias before PRE.
5345 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
5346 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
5347 (mark_all_v_defs_stmt): Remove.
5348 (mark_all_v_defs_seq): Adjust.
5349 (sra_replace): Likewise.
5350 (scalarize_use): Likewise.
5351 (scalarize_copy): Likewise.
5352 (scalarize_init): Likewise.
5353 (scalarize_ldst): Likewise.
5354 (todoflags): Remove.
5355 (tree_sra): Do not rebuild alias info.
5356 (tree_sra_early): Adjust.
5357 (pass_sra): Run TODO_update_address_taken before SRA.
5358 * tree-predcom.c (set_alias_info): Remove.
5359 (prepare_initializers_chain): Do not call it.
5360 (mark_virtual_ops_for_renaming): Adjust.
5361 (mark_virtual_ops_for_renaming_list): Remove.
5362 (initialize_root_vars): Adjust.
5363 (initialize_root_vars_lm): Likewise.
5364 (prepare_initializers_chain): Likewise.
5365 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
5366 (may_propagate_copy_into_stmt): Likewise.
5367 (merge_alias_info): Do nothing for now.
5368 (propagate_tree_value_into_stmt): Adjust.
5369 (stmt_may_generate_copy): Likewise.
5370 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
5371 not mark symbols for renaming.
5372 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
5373 with the same statement, make sure to update the new pointed-to one.
5374 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
5375 call statements, do not mark symbols for renaming.
5376 (mark_operand_necessary): Dump something.
5377 (ref_may_be_aliased): New function.
5378 (mark_aliased_reaching_defs_necessary_1): New helper function.
5379 (mark_aliased_reaching_defs_necessary): Likewise.
5380 (mark_all_reaching_defs_necessary_1): Likewise.
5381 (mark_all_reaching_defs_necessary): Likewise.
5382 (propagate_necessity): Do not process virtual PHIs. For
5383 non-aliased loads mark all reaching definitions as necessary.
5384 For aliased loads and stores mark the immediate dominating
5385 aliased clobbers as necessary.
5386 (visited): New global static.
5387 (perform_tree_ssa_dce): Free visited bitmap after propagating
5388 necessity.
5389 (remove_dead_phis): Perform simple dead virtual PHI removal.
5390 (remove_dead_stmt): Properly unlink virtual operands when
5391 removing stores.
5392 (eliminate_unnecessary_stmts): Schedule PHI removal after
5393 stmt removal.
5394 * tree-ssa-ter.c (is_replaceable_p): Adjust.
5395 (process_replaceable): Likewise.
5396 (find_replaceable_in_bb): Likewise.
5397 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
5398 based on the single gimple vop.
5399 (verify_flow_insensitive_alias_info): Remove.
5400 (verify_flow_sensitive_alias_info): Likewise.
5401 (verify_call_clobbering): Likewise.
5402 (verify_memory_partitions): Likewise.
5403 (verify_alias_info): Likewise.
5404 (verify_ssa): Adjust..
5405 (execute_update_addresses_taken): Export. Update SSA
5406 manually. Optimize only when optimizing. Use a local bitmap.
5407 (pass_update_address_taken): Remove TODO_update_ssa, add
5408 TODO_dump_func.
5409 (pass_update_address_taken): Just use TODO_update_address_taken.
5410 (init_tree_ssa): Do not initialize addressable_vars.
5411 (verify_ssa): Verify new VUSE / VDEF properties.
5412 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
5413 Do not call verify_alias_info.
5414 (delete_tree_ssa): Clear the VUSE, VDEF operands.
5415 Do not free the loaded and stored syms bitmaps. Reset the escaped
5416 and callused solutions. Do not free addressable_vars.
5417 Remove memory-tag related code.
5418 (warn_uninitialized_var): Aliases are always available.
5419 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
5420 * lambda-code.c (can_put_in_inner_loop): Adjust.
5421 (can_put_after_inner_loop): Likewise.
5422 (perfect_nestify): Likewise.
5423 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
5424 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
5425 (vectorizable_conversion): Do not mark symbols for renaming.
5426 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
5427 (expand_call_inline): Unlink the calls virtual operands before
5428 replacing it.
5429 (tree_function_versioning): Do not call update_ssa if we are not
5430 updating clones. Simplify.
5431 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
5432 (propagate_with_phi): Likewise..
5433 * tree-outof-ssa.c (create_temp): Remove memory tag and call
5434 clobber code. Assert we are not aliased or global.
5435 * tree-flow.h: Include tree-ssa-alias.h
5436 (enum escape_type): Remove.
5437 (struct mem_sym_stats_d): Likewise.
5438 (struct mem_ref_stats_d): Likewise.
5439 (struct gimple_df): Add vop member. Remove global_var,
5440 call_clobbered_vars, call_used_vars, addressable_vars,
5441 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
5442 escaped and callused members.
5443 (struct ptr_info_def): Remove all members, add points-to solution
5444 member pt.
5445 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
5446 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
5447 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
5448 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
5449 (tree-ssa-alias.o): Likewise.
5450 (toplev.o): Add tree-ssa-alias.h
5451 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
5452 * gimple.c (gimple_set_bb): Fix off-by-one error.
5453 (is_gimple_reg): Do not handle memory tags.
5454 (gimple_copy): Also copy virtual operands.
5455 Delay updating the statement. Do not reset loaded and stored syms.
5456 (gimple_set_stored_syms): Remove.
5457 (gimple_set_loaded_syms): Likewise.
5458 (gimple_call_copy_skip_args): Copy the virtual operands
5459 and mark the new statement modified.
5460 * tree-ssa-structalias.c (may_alias_p): Remove.
5461 (set_uids_in_ptset): Take the alias set to prune with as
5462 parameter. Fold in the alias test of may_alias_p.
5463 (compute_points_to_sets): Compute whether a ptr is dereferenced
5464 in a local sbitmap.
5465 (process_constraint): Deal with &ANYTHING on the lhs, reject all
5466 other ADDRESSOF constraints on the lhs.
5467 (get_constraint_for_component_ref): Assert that we don't get
5468 ADDRESSOF constraints from the base of the reference.
5469 Properly generate UNKNOWN_OFFSET for DEREF if needed.
5470 (struct variable_info): Remove collapsed_to member.
5471 (get_varinfo_fc): Remove.
5472 (new_var_info): Do not set collapsed_to.
5473 (dump_constraint): Do not follow cycles.
5474 (dump_constraint_graph): Likewise.
5475 (build_pred_graph): Likewise.
5476 (build_succ_graph): Likewise.
5477 (rewrite_constraints): Likewise.
5478 (do_simple_structure_copy): Remove.
5479 (do_rhs_deref_structure_copy): Remove.
5480 (do_lhs_deref_structure_copy): Remove.
5481 (collapse_rest_of_var): Remove.
5482 (do_structure_copy): Re-implement.
5483 (pta_stats): New global variable.
5484 (dump_pta_stats): New function.
5485 (struct constraint_expr): Make offset signed.
5486 (UNKNOWN_OFFSET): Define special value.
5487 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
5488 (solution_set_expand): New helper function split out from ...
5489 (do_sd_constraint): ... here.
5490 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
5491 (do_ds_constraint): Likewise.
5492 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
5493 and CALLUSED = *CALLUSED.
5494 (set_union_with_increment): Make inc argument signed.
5495 (type_safe): Remove.
5496 (get_constraint_for_ptr_offset): Handle unknown and negative
5497 constant offsets.
5498 (first_vi_for_offset): Handle offsets before start. Bail
5499 out early for offsets beyond the variable extent.
5500 (first_or_preceding_vi_for_offset): New function.
5501 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
5502 Together with ESCAPED = *ESCAPED this properly computes reachability.
5503 (find_what_var_points_to): New function.
5504 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
5505 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
5506 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
5507 pt_solutions_intersect): New functions.
5508 (compute_call_used_vars): Remove.
5509 (compute_may_aliases): New main entry into PTA computation.
5510 * gimple.h (gimple_p): New typedef.
5511 (struct gimple_statement_base): Remove references_memory_p.
5512 (struct gimple_statement_with_memory_ops_base): Remove
5513 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
5514 members.
5515 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
5516 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
5517 gimple_set_references_memory): Remove.
5518 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
5519 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
5520 New functions.
5521 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
5522 (verify_expr): Allow RESULT_DECL.
5523 (gimple_duplicate_bb): Do not copy virtual operands.
5524 (gimple_duplicate_sese_region): Adjust.
5525 (gimple_duplicate_sese_tail): Likewise.
5526 (mark_virtual_ops_in_region): Remove.
5527 (move_sese_region_to_fn): Do not call it.
5528 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
5529 and pass_simple_dse.
5530 (execute_function_todo): Handle TODO_update_address_taken,
5531 call execute_update_addresses_taken for TODO_rebuild_alias.
5532 (execute_todo): Adjust.
5533 (execute_one_pass): Init dump files early.
5534 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
5535 call-clobbered.
5536 (create_general_new_stmt): Clear vops.
5537 * tree-ssa-reassoc.c (get_rank): Adjust.
5538 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
5539 symbols for renaming.
5540 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
5541 (PARAM_AVG_ALIASED_VOPS): Likewise.
5542 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
5543 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
5544 * tree-ssa-operands.c: Simplify for new virtual operand representation.
5545 (operand_build_cmp, copy_virtual_operands,
5546 create_ssa_artificial_load_stmt, add_to_addressable_set,
5547 gimple_add_to_addresses_taken): Remove public functions.
5548 (unlink_stmt_vdef): New function.
5550 2009-04-03 Alan Modra <amodra@bigpond.net.au>
5552 * config.gcc (powerpc-*-linux*): Merge variants.
5554 2009-04-02 Chao-ying Fu <fu@mips.com>
5555 James Grosbach <james.grosbach@microchip.com>
5557 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
5558 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
5559 cop0_sp_offset.
5560 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
5561 keep_interrupts_masked_p, use_debug_exception_return_p.
5562 (mips_attribute_table): Add interrupt, use_shadow_register_set,
5563 keep_interrupts_masked, use_debug_exception_return.
5564 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
5565 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
5566 New functions.
5567 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
5568 (mips_print_operand): Process COP0 registers to print $0 .. $31
5569 correctly for GAS to process.
5570 (mips_interrupt_extra_call_saved_reg_p): New function.
5571 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
5572 extra registers.
5573 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
5574 (mips_compute_frame_info): Add supports for interrupt context that
5575 includes doubleword accumulators and COP0 registers.
5576 (mips_for_each_saved_acc): New function.
5577 (mips_for_each_saved_gpr_and_fpr): Change the function name from
5578 mips_for_each_saved_reg.
5579 (mips_save_reg): Save accumulators.
5580 (mips_kernel_reg_p): A new for_each_rtx callback.
5581 (mips_expand_prologue): Support interrupt handlers.
5582 (mips_restore_reg): Restore accumulators.
5583 (mips_expand_epilogue): Support interrupt handlers.
5584 (mips_can_use_return_insn): Return false for interrupt handlers.
5585 (mips_epilogue_uses): New function.
5586 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
5587 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
5588 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
5589 cop0_move): New instructions.
5590 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
5591 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
5592 defines.
5593 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
5594 New defines.
5595 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
5596 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
5597 interrupt handlers, we use K0 as the temporary register.
5598 (EPILOGUE_USES): Change to a function call.
5599 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
5600 handlers, we use K0 as the temporary register.
5602 * doc/extend.texi (Function Attributes): Document interrupt,
5603 use_shadow_register_set, keep_interrupts_masked,
5604 use_debug_exception_return for MIPS attributes.
5606 2009-04-03 Alan Modra <amodra@bigpond.net.au>
5608 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
5609 Remove a number of t-files from tmake_file.
5610 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
5611 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
5612 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
5613 target_prototype, not TARGET_PROTOTYPE.
5614 (LINK_OS_GNU_SPEC): Define.
5615 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
5616 and darwin-ldoubdle.c.
5618 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
5620 PR driver/39293
5621 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
5622 (cpp_options): Ditto.
5623 (default_compilers): Ditto.
5624 (display_help): Ditto.
5625 (process_command): Ditto.
5626 (do_spec_1): Ditto.
5627 (set_input): Use lbasename instead of duplicate code.
5628 (save_temps_prefix): New static for -save-temps=obj.
5629 (save_temps_length): Ditto.
5631 * doc/invoke.texi (-save-temps=obj): Document new variant to
5632 -save-temps switch.
5634 2009-04-02 Jeff Law <law@redhat.com>
5636 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
5637 variable.
5639 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
5641 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
5642 * configure: Regenerated.
5644 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5646 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
5647 share the argument list.
5649 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5651 Merge
5653 2009-02-12 Diego Novillo <dnovillo@google.com>
5655 * varpool.c (debug_varpool): New.
5656 * cgraph.h (debug_varpool): Declare.
5658 2009-04-02 Jan Hubicka <jh@suse.cz>
5660 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
5661 pass.
5663 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
5665 * config/i386/i386.c (ix86_abi): Move initialization to ...
5666 (override_options): Here.
5668 2009-04-02 Christian Bruel <christian.bruel@st.com>
5670 * config/sh/sh.c (sh_dwarf_register_span): New function.
5671 (TARGET_DWARF_REGISTER_SPAN): Define.
5672 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
5674 2009-04-02 Ira Rosen <irar@il.ibm.com>
5676 PR tree-optimization/39595
5677 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
5678 interleaved loads group is not greater than the SLP group size.
5680 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5682 * builtins.c (is_builtin_name): New.
5683 (called_as_built_in): Use is_builtin_name.
5684 * tree.h (is_builtin_name): New.
5685 * varasm.c (incorporeal_function_p): Use is_builtin_name
5687 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
5689 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
5691 2009-04-02 Dodji Seketeli <dodji@redhat.com>
5693 PR c++/26693
5694 * c-decl.c (clone_underlying_type): Move this ...
5695 * c-common.c (set_underlying_type): ... here.
5696 Also, make sure the function properly sets TYPE_STUB_DECL() on
5697 the newly created typedef variant type.
5698 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
5699 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
5700 points.
5702 2009-04-02 Richard Guenther <rguenther@suse.de>
5704 PR tree-optimization/37221
5705 * tree-flow.h (degenerate_phi_result): Declare.
5706 * tree-ssa-dom.c (degenerate_phi_result): Export.
5707 * tree-scalar-evolution.c (analyze_initial_condition): If
5708 the initial condition is defined by a degenerate PHI node
5709 use the degenerate value.
5711 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
5713 PR rtl-optimization/39588
5714 * combine.c (merge_outer_ops): Do not set the constant when this
5715 is not necessary.
5716 (simplify_shift_const_1): Do not modify it either in this case.
5718 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
5720 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
5721 tuning is deprecated if -mtune value is set to an Itanium1 variant.
5723 2009-04-01 Janis Johnson <janis187@us.ibm.com>
5725 PR c/29027
5726 * c-lex.c (interpret_float): Default (no suffix) is double.
5728 2009-04-1 Xinliang David Li <davidxl@google.com>
5730 * config/i386/i386.c (legitimate_constant_p): Recognize
5731 all one vector constant.
5733 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5735 * config/vax/vax.c: Add #includes to silence warnings.
5736 Change #include order to silence two warnings.
5738 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5740 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
5741 (ASM_SPEC): Pass -k to the assembler for PIC code.
5743 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5745 * config.gcc: Add vax-*-linux* to the switch.
5746 * config/vax/linux.h: New file. (TARGET_VERSION,
5747 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
5749 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5751 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
5752 Use predicate macros instead of GET_CODE() == foo.
5753 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
5754 ashlsi3, rotrsi3, <unnamed>): Likewise.
5756 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5758 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
5759 jbbccihi, jbbccisi): Remova trailing whitespace.
5760 * config/vax/constraints.md: Likewise.
5761 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5762 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
5763 * config/vax/predicates.md: Likewise.
5764 * config/vax/vax.c (print_operand_address, vax_output_int_move,
5765 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
5766 * config/vax/vax.h: Likewise.
5767 * config/vax/vax.md (nonlocal_goto): Likewise.
5769 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5771 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
5772 (indirectable_address_p, adjacent_operands_p): Add spaces around
5773 braces.
5774 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
5776 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5778 * config/vax/vax.c (legitimate_constant_address_p,
5779 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
5780 index_term_p, reg_plus_index_p, legitimate_address_p,
5781 vax_mode_dependent_address_p): Update comments to match functions
5782 modified by the recent int->bool conversion.
5784 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5786 * config/vax/builtins.md: Update copyright message.
5787 * config/vax/constraints.md: Likewise.
5788 * config/vax/netbsd-elf.h: Likewise.
5789 * config/vax/predicates.md: Likewise.
5790 * config/vax/vax-protos.h: Likewise.
5791 * config/vax/vax.c: Likewise.
5792 * config/vax/vax.h: Likewise.
5793 * config/vax/vax.md: Likewise.
5794 * config/vax/vax.opt: Likewise.
5796 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5798 * config/vax/builtins.md (ffssi2, ffssi2_internal,
5799 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
5800 * config/vax/constraints.md (B, R): Likewise.
5801 * config/vax/predicates.md (external_memory_operand,
5802 nonimmediate_addsub_di_operand): Likewise.
5803 * config/vax/vax.c (vax_output_int_add): Likewise.
5804 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
5805 untyped_call): Likewise.
5807 2009-04-01 Matt Thomas <matt@3am-software.com>
5809 * config/vax/predicates.md: New file.
5810 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
5811 external_const_operand, nonsymbolic_operand, external_memory_operand,
5812 indirect_memory_operand, indexed_memory_operand,
5813 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
5814 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
5815 predicate.
5816 * config/vax/constraints.md: New file.
5817 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
5818 New constraint.
5819 * config/vax/builtins.md: New file.
5820 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
5821 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
5822 jbbccisi): Define.
5823 * config/vax/vax.opt (mqmath): Add option.
5824 * config/vax/vax.md (isfx): Extend with DI.
5825 (VAXintQH, VAXintQHSD): Define.
5826 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
5827 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
5828 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
5829 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
5830 (movdi): Update constraints and use vax_output_int_move().
5831 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
5832 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
5833 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
5834 nonlocal_goto): New.
5835 (mov<mode>): Extend accepted operand types.
5836 (subdi3_old): Rename from subdi3, change update constraints and use
5837 a new implementation.
5838 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
5839 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
5840 MOVE_RATIO, CLEAR_RATIO): Define.
5841 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
5842 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
5843 (PRINT_OPERAND): Redefine using a function instead of inlined code.
5844 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
5845 (split_quadword_operands): Make static and really allow variable
5846 splitting.
5847 (print_operand_address): Update for PIC generation.
5848 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
5849 indexable_address_p, fixup_mathdi_operand,
5850 vax_expand_addsub_di_operands, adjacent_operands_p): New.
5851 (vax_float_literal, legitimate_constant_p,
5852 indirectable_constant_address_p, index_term_p,
5853 reg_plus_index_p): Return bool instead of int.
5854 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
5855 where needed.
5856 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
5857 generation.
5858 (vax_output_conditional_branch): Indent.
5859 (legitimate_constant_address_p, indirectable_constant_address_p,
5860 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
5861 vax_mode_dependent_address_p): Return bool instead of int, update for
5862 PIC generation.
5863 * config/vax/vax-protos.h (legitimate_constant_address_p,
5864 legitimate_constant_p, legitimate_address_p,
5865 vax_mode_dependent_address_p): Change declaration to bool.
5866 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
5867 vax_expand_addsub_di_operands, vax_output_int_subtract,
5868 vax_output_movmemsi): Declare.
5869 (split_quadword_operands, vax_float_literal): Delete declaration.
5870 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
5871 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
5872 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
5873 ASM_OUTPUT_DWARF_PCREL): Define.
5874 (ASM_SPEC): Change definition to allow PIC generation.
5876 2009-04-01 Steve Ellcey <sje@cup.hp.com>
5878 * doc/sourcebuild.texi: Update front-end requirements.
5880 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5882 PR target/39226
5883 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
5884 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
5885 (booldi3_internal3): Use boolean_or_operator instead of
5886 boolean_operator.
5888 2009-04-01 Joseph Myers <joseph@codesourcery.com>
5890 PR c/39605
5891 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
5892 declarator whose size is not an integer constant expression but
5893 folds to an integer constant, then treat it as a constant
5894 subsequently.
5896 2009-04-01 Richard Guenther <rguenther@suse.de>
5898 * fold-const.c (fold_plusminus_mult_expr): Do not fold
5899 i * 4 + 2 to (i * 2 + 1) * 2.
5901 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5903 PR c/37772
5904 * c-parser.c (c_parser_asm_statement): Skip until close paren and
5905 return if c_parser_asm_string_literal returned NULL.
5907 2009-04-01 Nick Clifton <nickc@redhat.com>
5909 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
5910 already defined.
5911 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
5912 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
5913 other typedefs to avoid conflicts with libgcc2.c. Define labels
5914 to gain 16-bit bit-manipulation functions from libgcc2.c and then
5915 include it.
5916 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
5917 to gain 16-bit trapping arithmetic functions from libgcc2.c and
5918 then include it.
5920 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
5922 * varasm.c (default_function_rodata_section): Declare DOT as
5923 const char*.
5925 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
5926 Andrey Galkin <agalkin@hypercom.com>
5928 PR/39492
5929 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
5930 Make object_name unique for each process.
5932 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5934 PR other/39591
5935 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
5936 addressable variables in the parallel that could go out of scope while
5937 running queued tasks.
5939 2009-04-01 Anatoly Sokolov <aesok@post.ru>
5941 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
5942 (CASE_VALUES_THRESHOLD): Redefine.
5943 * config/avr/avr.c (avr_override_options): Remove initialization of
5944 avr_case_values_threshold variable.
5945 (avr_case_values_threshold): Remove variable. Add new function.
5946 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
5947 * config/avr/avr.opt (mno-tablejump): Remove option.
5948 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
5950 2009-04-01 DJ Delorie <dj@redhat.com>
5952 * varasm.c (default_function_rodata_section): Don't assume
5953 anything about where the first '.' in the section name is.
5955 2009-04-01 Alan Modra <amodra@bigpond.net.au>
5957 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
5958 rs6000_emit_stack_tie.
5960 2009-03-31 Ian Lance Taylor <iant@google.com>
5962 * tree-eh.c (tree_remove_unreachable_handlers): Compare
5963 gimple_code with GIMPLE_RESX, not RESX.
5965 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5967 * c-common.c (c_get_ident): New.
5968 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
5970 2009-04-01 Ben Elliston <bje@au.ibm.com>
5972 * config/rs6000/sysv4.opt (msdata): Improve option description.
5974 2009-03-31 Steve Ellcey <sje@cup.hp.com>
5976 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
5977 (divdf3_internal_lat): Remove.
5978 (divxf3_internal_lat): Remove.
5979 (divxf3_internal_thr): Remove.
5980 (divxf): Use divxf3_internal.
5981 * config/ia64/div.md (divsf3_internal_lat): New.
5982 (divdf3_internal_lat): New.
5983 (divxf3_internal): New.
5985 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5987 PR c/448
5988 * Makefile.in (USE_GCC_STDINT): Define.
5989 (stmp-int-hdrs): Install stdint.h if applicable.
5990 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
5991 if known.
5992 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
5993 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
5994 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5995 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5996 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5997 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5998 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5999 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6000 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6001 (c_common_nodes_and_builtins): Initialize
6002 underlying_wchar_type_node. Do not initialize
6003 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
6004 nodes for new types.
6005 (c_stddef_cpp_builtins): Define macros for new types.
6006 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
6007 Remove.
6008 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
6009 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
6010 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
6011 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
6012 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
6013 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
6014 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
6015 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
6016 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
6017 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
6018 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
6019 int16_type_node, int32_type_node, int64_type_node,
6020 uint8_type_node, uint16_type_node, c_uint32_type_node,
6021 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
6022 int_least32_type_node, int_least64_type_node,
6023 uint_least8_type_node, uint_least16_type_node,
6024 uint_least32_type_node, uint_least64_type_node,
6025 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
6026 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
6027 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
6028 uintptr_type_node): Define.
6029 * c-cppbuiltin.c (builtin_define_constants,
6030 builtin_define_type_minmax): New.
6031 (builtin_define_stdint_macros): Define more macros.
6032 (c_cpp_builtins): Define more limit macros.
6033 (type_suffix): New.
6034 (builtin_define_type_max): Define in terms of
6035 builtin_define_type_minmax. Remove is_long parameter. All
6036 callers changed.
6037 * config.gcc (use_gcc_stdint): Define.
6038 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
6039 Add newlib-stdint.h for generic targets.
6040 * config/glibc-stdint.h, config/newlib-stdint.h,
6041 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
6042 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
6043 * config/score/score.h (UINTPTR_TYPE): Define.
6044 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
6045 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
6046 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6047 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6048 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6049 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6050 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6051 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6052 * config/spu/spu.h (STDINT_LONG32): Define.
6053 * configure.ac (use_gcc_stdint): Substitute.
6054 * configure: Regenerate.
6055 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
6056 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
6057 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
6058 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
6059 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
6060 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
6061 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
6062 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
6063 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
6064 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
6065 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
6066 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
6067 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
6068 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
6069 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
6070 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
6071 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
6072 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
6073 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
6074 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
6075 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
6076 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
6077 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
6078 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6079 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6080 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6081 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6082 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6083 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
6085 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
6087 * loop-iv.c (suitable_set_for_replacement): Renamed from
6088 simplify_using_assignment; changed to return bool and to accept new
6089 args DEST and SRC. Return true iff we find a source/destination pair
6090 that can be used to make a replacement, and fill SRC and DEST if so.
6091 Remove arg ALTERED. Don't deal with altered regs here. All callers
6092 changed.
6093 (simplify_using_initial_values): Deal with altered regs here and track
6094 more precisely the effect they have on the validity of our expression.
6096 * loop-iv.c (simplify_using_condition): A condition of the form
6097 (EQ REG CONST) can be used to simply make a substitution.
6098 (simplify_using_initial_values): Keep track of conditions we have seen
6099 and keep using them to simplify new expressions, while applying the
6100 same substitutions to them as to the expression.
6102 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6103 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
6104 GEU/LTU reversed.
6106 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
6107 changed. Use this when trying to improve the upper bound.
6108 Generate the comparison by using simplify_gen_relational.
6110 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
6112 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
6113 functions.
6114 (simplify_using_assignment, simplify_using_initial_values): Call
6115 replace_in_expr to make replacements. Call replace_single_def_regs
6116 once on the initial version of the expression.
6118 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6120 PR target/27237
6121 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
6123 2009-03-31 Richard Guenther <rguenther@suse.de>
6125 PR middle-end/31029
6126 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
6127 equality comparisons. Fold C - X CMP X if C % 2 == 1.
6129 2009-03-31 Richard Guenther <rguenther@suse.de>
6131 * tree.h (div_if_zero_remainder): Declare.
6132 * fold-const.c (div_if_zero_remainder): Export.
6133 * tree-ssa-forwprop.c
6134 (forward_propagate_addr_into_variable_array_index): Handle
6135 constant array index addition outside of the variable index.
6137 2009-03-31 Joseph Myers <joseph@codesourcery.com>
6139 PR target/39592
6140 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
6141 define_splits, floatunssi<mode>2): Require x87 conversions from
6142 DImode to be permitted.
6144 2009-03-31 Joseph Myers <joseph@codesourcery.com>
6146 PR preprocessor/15638
6147 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
6149 2009-03-31 Richard Guenther <rguenther@suse.de>
6151 PR middle-end/23401
6152 PR middle-end/27810
6153 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
6154 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
6155 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
6156 a separate statement.
6157 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
6158 (lookup_tmp_var): Likewise.
6159 (is_gimple_formal_tmp_or_call_rhs): Remove.
6160 (is_gimple_reg_or_call_rhs): Rename to ...
6161 (is_gimple_reg_rhs_or_call): ... this.
6162 (is_gimple_mem_or_call_rhs): Rename to ...
6163 (is_gimple_mem_rhs_or_call): ... this.
6164 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
6165 DECL_GIMPLE_REG_P only if is_formal is true.
6166 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
6167 for non-proper post-modify expression gimplification.
6168 (gimplify_self_mod_expr): For post-modify expressions gimplify
6169 the lvalue to a minimal lvalue.
6170 (rhs_predicate_for): Remove formal temp case.
6171 (gimplify_modify_expr_rhs): Likewise.
6172 (gimplify_addr_expr): Use is_gimple_reg.
6173 (gimplify_expr): Remove formal temp cases.
6174 (gimple_regimplify_operands): Likewise.
6175 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
6176 and FILTER_EXPR like constants.
6177 * gimple.c (walk_gimple_op): Fix val_only initialization, use
6178 is_gimple_reg.
6179 (is_gimple_formal_tmp_rhs): Remove.
6180 (is_gimple_reg_rhs): Remove special casing.
6181 (is_gimple_mem_rhs): Fix.
6182 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
6183 (is_gimple_formal_tmp_var): Remove.
6184 (is_gimple_formal_tmp_reg): Likewise.
6185 (is_gimple_min_lval): Allow invariant component ref parts.
6186 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
6187 is_gimple_formal_tmp_reg): Remove declarations.
6188 * tree-cfg.c (verify_expr): Verify that variables with address
6189 taken do not have DECL_GIMPLE_REG_P set.
6190 * tree-mudflap.c (mf_build_check_statement_for): Use
6191 force_gimple_operand instead of gimplify_expr.
6193 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
6195 * modulo-sched.c (sms_schedule_by_order): Pass the actual
6196 schedulable rows to compute_split_row.
6198 2009-03-31 Ben Elliston <bje@au.ibm.com>
6200 PR target/31635
6201 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
6202 OPT_mvrsave.
6204 2009-03-31 Alan Modra <amodra@bigpond.net.au>
6206 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
6207 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
6208 * configure: Regenerate.
6209 * config.in: Regenerate.
6210 * config/rs6000/rs6000.opt (mtls-markers): Add.
6211 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
6212 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
6213 (tls_ld_aix, tls_ld_sysv): Likewise.
6214 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
6215 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
6217 2009-03-31 Alan Modra <amodra@bigpond.net.au>
6219 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
6221 2009-03-30 Jan Hubicka <jh@suse.cz>
6223 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
6224 out of RESX.
6225 (tree_remove_unreachable_handlers): Cleanup EH predecestor
6226 detection and label handling.
6228 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
6230 * ira-int.h (ira_allocno): Rename left_conflicts_num to
6231 left_conflicts_size.
6232 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
6233 ALLOCNO_LEFT_CONFLICTS_SIZE.
6235 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
6236 remove_allocno_from_bucket_and_push,
6237 allocno_spill_priority_compare, push_allocnos_to_stack,
6238 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
6239 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
6240 (setup_allocno_left_conflicts_num): Ditto. Rename to
6241 setup_allocno_left_conflicts_size.
6242 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
6243 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
6244 setup_allocno_left_conflicts_size instead of
6245 setup_allocno_left_conflicts_num.
6247 * ira-build.c (ira_create_allocno): Use
6248 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
6249 ALLOCNO_LEFT_CONFLICTS_NUM.
6251 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
6253 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
6254 instead of DF_LR_OUT.
6256 * ira-lives.c (process_bb_node_lives): Ditto.
6258 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
6259 instead of DF_LR_{OUT,IN}.
6261 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
6263 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
6265 2009-03-30 Jan Hubicka <jh@suse.cz>
6267 * except.c (label_to_region_map): Fix thinko.
6269 2009-03-30 Steve Ellcey <sje@cup.hp.com>
6271 PR middle-end/38237
6272 * tree.h (tree_find_value): New declaration.
6273 * tree.c (tree_find_value): New function.
6274 * varasm.c (assemble_external): Avoid duplicate entries on lists.
6276 2009-03-30 Jakub Jelinek <jakub@redhat.com>
6278 PR debug/39563
6279 * c-decl.c (struct c_binding): Add locus field.
6280 (bind): Add locus argument, set locus field from it.
6281 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
6282 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
6283 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
6284 implicitly_declare, undeclared_variable, lookup_label,
6285 declare_label, c_make_fname_decl, c_builtin_function,
6286 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
6287 bind callers.
6289 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
6291 PR target/38781
6292 * config/i386/i386.c (classify_argument): Check total size of
6293 structure.
6295 2009-03-30 Martin Jambor <mjambor@suse.cz>
6297 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
6298 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
6299 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
6300 respectively.
6302 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
6303 seen_variable_array_ref while also traversing a union.
6305 * tree-inline.c (optimize_inline_calls): Do not call
6306 cgraph_node_remove_callees.
6307 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
6308 (pass_remove_cgraph_callee_edges): New variable.
6309 * passes.c (init_optimization_passes): Add
6310 pass_remove_cgraph_callee_edges after early inlining and before all
6311 late intraprocedural passes.
6313 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
6315 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6317 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
6318 Fix typos in names.
6320 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6322 * combine.c (simplify_comparison): Use have_insn_for.
6323 * dojump.c (do_jump): Likewise.
6325 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6327 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
6328 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
6329 sparc_compare_op0 like sparc_compare_emitted used to be handled.
6330 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
6331 instead of sparc_compare_emitted.
6332 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
6333 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
6334 instead of sparc_compare_emitted.
6336 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6338 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
6339 enter/exit cfglayout mode.
6340 (pass_partition_block): Require it.
6341 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
6342 (combine_instructions): Track basic blocks instead of labels.
6343 (update_cfg_for_uncondjump): New.
6344 (try_combine): Use it. Update jumps after rescanning.
6345 (pass_combine): Require PROP_cfglayout.
6346 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
6348 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6350 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
6351 Provide/destroy PROP_cfglayout respectively.
6352 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
6353 * tree-pass.h (PROP_cfglayout): New.
6355 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6357 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
6358 fold_convert_const_fixed_from_fixed,
6359 fold_convert_const_fixed_from_int,
6360 fold_convert_const_fixed_from_real, fold_negate_const): Do not
6361 set TREE_CONSTANT_OVERFLOW.
6362 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
6363 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
6365 2009-03-30 Ira Rosen <irar@il.ibm.com>
6367 * tree-vect-loop-manip.c: New file.
6368 * tree-vectorizer.c: Update documentation and included files.
6369 (vect_loop_location): Make extern.
6370 (rename_use_op): Move to tree-vect-loop-manip.c
6371 (rename_variables_in_bb, rename_variables_in_loop,
6372 slpeel_update_phis_for_duplicate_loop,
6373 slpeel_update_phi_nodes_for_guard1,
6374 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
6375 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
6376 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
6377 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
6378 find_loop_location): Likewise.
6379 (new_stmt_vec_info): Move to tree-vect-stmts.c.
6380 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
6381 get_vectype_for_scalar_type, vect_is_simple_use,
6382 supportable_widening_operation, supportable_narrowing_operation):
6383 Likewise.
6384 (bb_in_loop_p): Move to tree-vect-loop.c.
6385 (new_loop_vec_info, destroy_loop_vec_info,
6386 reduction_code_for_scalar_code, report_vect_op,
6387 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
6388 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
6389 (vect_supportable_dr_alignment): Likewise.
6390 * tree-vectorizer.h (tree-data-ref.h): Include.
6391 (vect_loop_location): Declare.
6392 Reorganize function declarations according to the new file structure.
6393 * tree-vect-loop.c: New file.
6394 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
6395 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
6396 * tree-vect-data-refs.c: New file.
6397 * tree-vect-patterns.c (timevar.h): Don't include.
6398 * tree-vect-stmts.c: New file.
6399 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
6400 tree-vect-slp.c, tree-vect-loop.c.
6401 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
6402 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
6403 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
6404 (tree-vect-analyze.o): Remove.
6405 (tree-vect-transform.o): Likewise.
6406 (tree-vect-data-refs.o): Add rule.
6407 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
6408 tree-vect-slp.o): Likewise.
6409 (tree-vect-patterns.o): Remove redundant dependencies.
6410 (tree-vectorizer.o): Likewise.
6411 * tree-vect-slp.c: New file.
6413 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6415 * optc-gen.awk: Warn if an option flag has multiple different
6416 help strings.
6418 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
6420 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
6421 -floop-block): Document dependences on PPL, CLooG and Graphite.
6423 2009-03-30 Joseph Myers <joseph@codesourcery.com>
6425 PR rtl-optimization/323
6426 * c-common.c (c_fully_fold, convert_and_check,
6427 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
6428 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
6429 * c-common.def (EXCESS_PRECISION_EXPR): New.
6430 * c-cppbuiltin.c (builtin_define_float_constants): Define
6431 constants with enough digits for long double.
6432 * c-lex.c (interpret_float): Interpret constant with excess
6433 precision where appropriate.
6434 * c-opts.c (c_common_post_options): Set
6435 flag_excess_precision_cmdline. Give an error for
6436 -fexcess-precision=standard for C++ for processors where the
6437 option is significant.
6438 * c-parser.c (c_parser_conditional_expression): Handle excess
6439 precision in condition.
6440 * c-typeck.c (convert_arguments): Handle arguments with excess
6441 precision.
6442 (build_unary_op): Move excess precision outside operation.
6443 (build_conditional_expr): Likewise.
6444 (build_compound_expr): Likewise.
6445 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
6446 (build_modify_expr): Handle excess precision in RHS.
6447 (convert_for_assignment): Handle excess precision in converted
6448 value.
6449 (digest_init, output_init_element, process_init_element): Handle
6450 excess precision in initializer.
6451 (c_finish_return): Handle excess precision in return value.
6452 (build_binary_op): Handle excess precision in operands and add
6453 excess precision as needed for operation.
6454 * common.opt (-fexcess-precision=): New option.
6455 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
6456 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
6457 For standard excess precision, output explicit conversion to and
6458 truncation from XFmode.
6459 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
6460 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
6461 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
6462 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
6463 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
6464 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
6465 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
6466 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
6467 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
6468 define_splits, sqrt<mode>2): Disable where appropriate for
6469 standard excess precision.
6470 * convert.c (convert_to_real): Do not shorten arithmetic to type
6471 for which excess precision would be used.
6472 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
6473 * doc/invoke.texi (-fexcess-precision=): Document option.
6474 (-mfpmath=): Correct index entry.
6475 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
6476 flag_excess_precision): New.
6477 * langhooks.c (lhd_post_options): Set
6478 flag_excess_precision_cmdline.
6479 * opts.c (common_handle_option): Handle -fexcess-precision=.
6480 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
6481 init_excess_precision): New.
6482 (lang_dependent_init_target): Call init_excess_precision.
6483 * tree.c (excess_precision_type): New.
6484 * tree.h (excess_precision_type): Declare.
6486 2009-03-30 Joseph Myers <joseph@codesourcery.com>
6488 PR c/35235
6489 * c-typeck.c (build_component_ref): Do not copy qualifiers from
6490 non-lvalue to component.
6492 2009-03-29 Joseph Myers <joseph@codesourcery.com>
6494 PR preprocessor/34695
6495 * Makefile.in (c-opts.o): Depend on c-tree.h.
6496 * c-common.c: Move down include of diagnostic.h.
6497 (done_lexing, c_cpp_error): New.
6498 * c-common.h (done_lexing): Declare.
6499 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
6500 (parse_in).
6501 * c-opts.c: Include c-tree.h.
6502 (c_common_init_options): Set preprocessor error callback.
6503 (c_common_handle_option): Do not set preprocessor
6504 inhibit_warnings, warnings_are_errors, warn_system_headers,
6505 pedantic_errors or inhibit_warnings flags.
6506 (c_common_post_options): Do not check cpp_errors (parse_in).
6507 (c_common_finish): Do not output dependencies if there were
6508 errors. Do not check return value of cpp_finish.
6509 * c-ppoutput.c (pp_file_change): Set input_location.
6510 * c-tree.h (c_cpp_error): Declare.
6511 * diagnostic.c (diagnostic_set_info_translated): Also initialize
6512 override_column.
6513 (diagnostic_build_prefix): Check override_column.
6514 * diagnostic.h (diagnostic_info): Add override_column field.
6515 (diagnostic_override_column): Define.
6517 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
6519 * c-common.c (c_expand_expr, c_staticp): Remove.
6520 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
6521 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
6522 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
6523 * c-gimplify.c (gimplify_compound_literal_expr,
6524 optimize_compound_literals_in_ctor): Remove.
6525 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
6526 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
6527 * c-semantics.c (emit_local_var): Remove.
6529 * langhooks-def.h (lhd_expand_expr): Remove.
6530 * langhooks.c (lhd_expand_expr): Remove.
6531 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
6533 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
6534 handling from c-semantics.c; don't call into langhook.
6535 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
6536 * gimplify.c (gimplify_compound_literal_expr,
6537 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
6538 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
6539 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
6540 as was done in c-gimplify.c.
6541 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
6542 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
6543 Move from c-common.h.
6544 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
6546 * tree.c (staticp): Do not call langhook.
6547 * langhooks.c (lhd_staticp): Delete.
6548 * langhooks-def.h (lhd_staticp): Delete prototype.
6549 (LANG_HOOKS_STATICP): Delete.
6550 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
6552 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
6553 instead of DECL_STMTs.
6555 2009-03-29 Joseph Myers <joseph@codesourcery.com>
6557 PR c/456
6558 PR c/5675
6559 PR c/19976
6560 PR c/29116
6561 PR c/31871
6562 PR c/35198
6563 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
6564 void_type_node.
6565 (fold_call_expr): Return a NOP_EXPR from folding rather than the
6566 contained expression.
6567 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
6568 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
6569 conditional expressions for C.
6570 (decl_constant_value_for_optimization): Move from
6571 decl_constant_value_for_broken_optimization in c-typeck.c. Check
6572 whether optimizing and that the expression is a VAR_DECL not of
6573 array type instead of doing such checks in the caller. Do not
6574 check pedantic. Call gcc_unreachable for C++.
6575 * c-common.def (C_MAYBE_CONST_EXPR): New.
6576 * c-common.h (c_fully_fold, c_save_expr,
6577 decl_constant_value_for_optimization): New prototypes.
6578 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
6579 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
6580 EXPR_INT_CONST_OPERANDS): Define.
6581 * c-convert.c (convert): Strip nops from expression.
6582 * c-decl.c (groktypename): Take extra parameters expr and
6583 expr_const_operands. Update call to grokdeclarator.
6584 (start_decl): Update call to grokdeclarator. Add statement for
6585 expressions used in type of decl.
6586 (grokparm): Update call to grokdeclarator.
6587 (push_parm_decl): Update call to grokdeclarator.
6588 (build_compound_literal): Add parameter non_const and build a
6589 C_MAYBE_COSNT_EXPR if applicable.
6590 (grokdeclarator): Take extra parameters expr and
6591 expr_const_operands. Track expressions used in declaration
6592 specifiers and declarators. Fold array sizes and track whether
6593 they are constant expressions and whether they are integer
6594 constant expressions.
6595 (parser_xref_tag): Set expr and expr_const_operands fields in
6596 return value.
6597 (grokfield): Update call to grokdeclarator.
6598 (start_function): Update call to grokdeclarator.
6599 (build_null_declspecs): Set expr and expr_const_operands fields in
6600 return value.
6601 (declspecs_add_type): Handle expressions in typeof specifiers.
6602 * c-parser.c (c_parser_declspecs): Set expr and
6603 expr_const_operands fields for declaration specifiers.
6604 (c_parser_enum_specifier): Likewise.
6605 (c_parser_struct_or_union_specifier): Likewise.
6606 (c_parser_typeof_specifier): Likewise. Update call to
6607 groktypename. Fold expression as needed. Return expressions with
6608 type instead of adding statements.
6609 (c_parser_attributes): Update calls to c_parser_expr_list.
6610 (c_parser_statement_after_labels): Fold expression before passing
6611 to objc_build_throw_stmt.
6612 (c_parser_condition): Fold expression.
6613 (c_parser_asm_operands): Fold expression.
6614 (c_parser_conditional_expression): Use c_save_expr. Update call
6615 to build_conditional_expr.
6616 (c_parser_alignof_expression): Update call to groktypename.
6617 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
6618 original_code. Fold expression argument of va_arg. Create
6619 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
6620 argument to va_arg. Update calls to groktypename. Fold array
6621 index for offsetof. Verify that first argument to
6622 __builtin_choose_expr has integer type.
6623 (c_parser_postfix_expression_after_paren_type): Update calls to
6624 groktypename and build_compound_literal. Handle expressions with
6625 side effects in type name.
6626 (c_parser_postfix_expression_after_primary): Update call to
6627 c_parser_expr_list. Set original_code for calls to
6628 __builtin_constant_p.
6629 (c_parser_expr_list): Take extra parameter fold_p. Fold
6630 expressions if requested.
6631 (c_parser_objc_type_name): Update call to groktypename.
6632 (c_parser_objc_synchronized_statement): Fold expression.
6633 (c_parser_objc_receiver): Fold expression.
6634 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
6635 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
6636 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
6637 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
6638 (struct c_typespec): Add elements expr and expr_const_operands.
6639 (struct c_declspecs): Add elements expr and expr_const_operands.
6640 (groktypename, build_conditional_expr, build_compound_literal):
6641 Update prototypes.
6642 (in_late_binary_op): Declare.
6643 * c-typeck.c (note_integer_operands): New function.
6644 (in_late_binary_op): New variable.
6645 (decl_constant_value_for_broken_optimization): Move to c-common.c
6646 and rename to decl_constant_value_for_optimization.
6647 (default_function_array_conversion): Do not strip nops.
6648 (default_conversion): Do not call
6649 decl_constant_value_for_broken_optimization.
6650 (build_array_ref): Do not fold result.
6651 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
6652 result when operand is a VLA.
6653 (c_expr_sizeof_type): Update call to groktypename. Handle
6654 expressions included in type name. Use C_MAYBE_CONST_EXPR for
6655 result when operand names a VLA type.
6656 (build_function_call): Update call to build_compound_literal.
6657 Only fold result for calls to __builtin_* functions. Strip
6658 NOP_EXPR from INTEGER_CST returned from such functions. Fold
6659 the function designator.
6660 (convert_arguments): Fold arguments. Update call to
6661 convert_for_assignment.
6662 (build_unary_op): Handle increment and decrement of
6663 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
6664 decrement earlier. Fold operand of increment and decrement.
6665 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
6666 built for integer operand. Wrap returns that are INTEGER_CSTs
6667 without being integer constant expressions or that have integer
6668 constant operands without being INTEGER_CSTs.
6669 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
6670 (build_conditional_expr): Add operand ifexp_bcp. Track whether
6671 result is an integer constant expression or can be used in
6672 unevaluated parts of one and avoid folding and wrap as
6673 appropriate. Fold operands before possibly doing -Wsign-compare
6674 warnings.
6675 (build_compound_expr): Wrap result for C99 if operands can be used
6676 in integer constant expressions.
6677 (build_c_cast): Update call to digest_init. Do not ignore
6678 overflow from casting floating-point constants to integers. Wrap
6679 results that could be confused with integer constant expressions,
6680 null pointer constants or floating-point constants.
6681 (c_cast_expr): Update call to groktypename. Handle expressions
6682 included in type name.
6683 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
6684 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
6685 Update calls to convert_for_assignment.
6686 (convert_for_assignment): Take new parameter
6687 null_pointer_constant. Do not strip nops or call
6688 decl_constant_value_for_broken_optimization. Set
6689 in_late_binary_op for conversions to boolean.
6690 (store_init_value): Update call to digest_init.
6691 (digest_init): Take new parameter null_pointer_constant. Do not
6692 call decl_constant_value_for_broken_optimization. pedwarn for
6693 initializers not constant expressions. Update calls to
6694 convert_for_assignment.
6695 (constructor_nonconst): New.
6696 (struct constructor_stack): Add nonconst element.
6697 (really_start_incremental_init, push_init_level, pop_init_level):
6698 Handle constructor_nonconst and nonconst element.
6699 (set_init_index): Call constant_expression_warning for array
6700 designators.
6701 (output_init_element): Fold value. Set constructor_nonconst as
6702 applicable. pedwarn for initializers not constant expressions.
6703 Update call to digest_init. Call constant_expression_warning
6704 where constant initializers are required.
6705 (process_init_element): Use c_save_expr.
6706 (c_finish_goto_ptr): Fold expression.
6707 (c_finish_return): Fold return value. Update call to
6708 convert_for_assignment.
6709 (c_start_case): Fold switch expression.
6710 (c_process_expr_stmt): Fold expression.
6711 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
6712 ensure statement expression is not evaluated in constant expression.
6713 (build_binary_op): Track whether results are integer constant
6714 expressions or may occur in such, disable folding and wrap results
6715 as applicable. Fold operands for -Wsign-compare warnings unless
6716 in_late_binary_op.
6717 (c_objc_common_truthvalue_conversion): Handle results folded to
6718 integer constants that are not integer constant expressions.
6719 * doc/extend.texi: Document when typeof operands are evaluated,
6720 that condition of __builtin_choose_expr is an integer constant
6721 expression, and more about use of __builtin_constant_p in
6722 initializers.
6724 2009-03-29 Richard Guenther <rguenther@suse.de>
6726 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
6727 propagate addresses of array references.
6729 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
6731 * regmove.c (perhaps_ends_bb_p): Remove.
6732 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
6733 from INSN and check that the main loop stays within that basic block.
6734 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
6735 (regmove_forward_pass): Split out from regmove_optimize. Use
6736 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
6737 (regmove_backward_pass): Split out from regmove_optimize. Use
6738 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
6739 (regmove_optimize): Simplify.
6741 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6743 PR target/39545
6744 * config/i386/i386.c (classify_argument): Ignore flexible array
6745 member in struct and warn ABI change.
6747 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6749 * config/i386/i386-protos.h (ix86_agi_dependent): New.
6751 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
6752 (ix86_adjust_cost): Updated.
6754 2009-03-29 Jan Hubicka <jh@suse.cz>
6756 PR middle-end/28850
6757 * tree-pass.h (pass_cleanup_eh): New function.
6758 (remove_unreachable_regions): Break code handling RTL
6759 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
6760 that can not be reached by runtime.
6761 (can_be_reached_by_runtime): New function.
6762 (label_to_region_map): New function.
6763 (num_eh_regions): New function.
6764 (rtl_remove_unreachable_regions): New function.
6765 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
6766 (remove_eh_region): New function.
6767 * except.h: Include sbitmap and vecprim.
6768 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
6769 num_eh_regions): Declare.
6770 * passes.c (init_optimization_passes): Schedule cleanup_eh.
6771 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
6772 * tree-eh.c (tree_remove_unreachable_handlers): New function.
6773 (tree_empty_eh_handler_p): New function.
6774 (cleanup_empty_eh): New function.
6775 (cleanup_eh): New function.
6776 (pass_cleanup_eh): New function.
6778 2009-03-29 Jan Hubicka <jh@suse.cz>
6780 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
6781 for removed regions.
6783 2009-03-29 Jan Hubicka <jh@suse.cz>
6785 * except.c (dump_eh_tree): Dump all datastructures.
6787 2009-03-29 Jan Hubicka <jh@suse.cz>
6789 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
6790 (duplicate_eh_regions_1): Likewise.
6791 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
6792 vector; call EH verification.
6793 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6794 Be ready for region being removed.
6796 2009-03-29 Jan Hubicka <jh@suse.cz>
6798 * bitmap.c (bitmap_last_set_bit): New function.
6799 * bitmap.h (bitmap_last_set_bit): Declare.
6801 2009-03-29 David Ayers <ayers@fsfe.org>
6803 PR objc/27377
6804 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
6805 by calling objc_compare_types and surpress warnings about
6806 incompatible C pointers that are compatible ObjC pointers.
6808 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
6810 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
6811 call initialize_inline_failed.
6812 (initialize_inline_failed): Move it from here ...
6813 * cgraph.c (initialize_inline_failed): ... to here.
6814 (cgraph_create_edge): Call initialize_inline_failed rather than
6815 setting inline_failed directly.
6817 2009-03-29 Ben Elliston <bje@au.ibm.com>
6819 PR target/32542
6820 * sysv4.opt (msdata): Improve comment.
6821 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
6822 * sysv4.h (SVR4_ASM_SPEC): Likewise.
6824 2009-03-29 Ben Elliston <bje@au.ibm.com>
6826 PR target/30451
6827 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
6828 load and store attributes.
6830 2009-03-29 Ben Elliston <bje@au.ibm.com>
6832 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
6833 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
6834 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
6835 * doc/extend.texi (X86 Built-in Functions): Add index entries for
6836 __builtin_infq and __builtin_huge_valq.
6838 2009-03-28 Anatoly Sokolov <aesok@post.ru>
6840 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
6841 atmega8m1 devices.
6842 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6843 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
6845 2009-03-28 Xinliang David Li <davidxl@google.com>
6847 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
6848 (do_dbg_cnt): New function.
6850 2009-03-28 Jan Hubicka <jh@suse.cz>
6852 Merge from pretty-ipa:
6854 2009-03-27 Jan Hubicka <jh@suse.cz>
6856 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6857 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
6858 * passes.c (function_called_by_processed_nodes_p): New.
6859 * ipa-pure-const.c (check_call): Fix handling of operands.
6860 (analyze_function): Dump debug output for skipped bodies.
6861 (local_pure_const): Use function_called_by_processed_nodes_p.
6862 * dwarf2out.c (reference_to_unused): Use output.
6863 * passes.c (do_per_function_toporder): Likewise.
6865 2008-11-12 Jan Hubicka <jh@suse.cz>
6867 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
6868 * ipa-pure-const.c (funct_state_d): Add can throw field; make
6869 state_set_in_source enum
6870 (check_decl): Ignore memory tags; do not set fake looping flags;
6871 dump diagnostics.
6872 (check_operand, check_tree, check_rhs_var, check_lhs_var,
6873 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
6874 (check_call, analyze_function): Rewrite.
6875 (check_stmt): New.
6876 (add_new_function): Update call of analyze_function.
6877 (generate_summary): Add call of analyze_function.
6878 (propagate): Propagate can_throw; handle state_set_in_source correctly.
6879 (local_pure_const): New function.
6880 (pass_local_pure_const): New pass.
6881 * ipa-inline.c (inline_transform): Set after_inlining.
6882 * tree-eh.c (stmt_can_throw_external): New.
6883 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
6884 work with aliasing built.
6885 * tree-flow.h (stmt_can_throw_external): New.
6886 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
6887 and local pure/const pass in early and late optimization queue.
6889 2009-03-28 Martin Jambor <mjambor@suse.cz>
6891 * fold-const.c (get_pointer_modulus_and_residue): New parameter
6892 allow_func_align.
6893 (fold_binary): Allow function decl aligment consideration is the
6894 second argument is integer constant one.
6895 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
6896 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
6897 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
6899 2009-03-28 Jan Hubicka <jh@suse.cz>
6901 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
6902 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
6903 * function.h (rtl_data): Add nothrow flag.
6904 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
6905 set DECL_NOTHROW for AVAILABLE functions.
6907 2009-03-28 Jakub Jelinek <jakub@redhat.com>
6909 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
6910 following vector keyword has expansion starting with pixel or bool
6911 keyword, expand vector to __vector and pixel or bool to __pixel or
6912 __bool.
6914 PR c++/39554
6915 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
6916 warn_if_disallowed_function_p): Removed.
6917 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
6918 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
6919 warning_if_disallowed_function_p.
6920 * flags.h (warn_if_disallowed_function_p,
6921 warn_disallowed_functions): Removed.
6922 * common.opt (Wdisallowed-function-list=): Removed.
6923 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
6925 2009-03-28 Richard Guenther <rguenther@suse.de>
6927 PR tree-optimization/38723
6928 * tree-ssa-pre.c (compute_avail): Add all default definitions to
6929 the entry block.
6931 2009-03-28 Jan Hubicka <jh@suse.cz>
6933 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
6934 test introduced by my previous patch.
6936 2009-03-28 Richard Guenther <rguenther@suse.de>
6938 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
6939 the PHIs value undefined.
6941 2009-03-28 Jan Hubicka <jh@suse.cz>
6943 * tree-pass.h (pass_fixup_cfg): New pass.
6944 * ipa-inline.c (inline_transform): Set
6945 always_inline_functions_inlined/after_inlining.
6946 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
6947 (pass_fixup_cfg): New pass.
6948 * passes.c (init_optimization_passes): Add fixup_cfg.
6950 2009-03-28 Richard Guenther <rguenther@suse.de>
6952 PR tree-optimization/38458
6953 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
6954 argument use the arguments copy-of value.
6956 2009-03-28 Richard Guenther <rguenther@suse.de>
6958 PR tree-optimization/38180
6959 * tree-ssa-ccp.c (get_default_value): Simplify.
6960 (likely_value): Likewise.
6961 (surely_varying_stmt_p): Properly handle VOP case.
6962 (ccp_initialize): Likewise.
6963 (ccp_fold): Handle propagating through *&.
6964 (fold_const_aggregate_ref): Also handle decls.
6966 2009-03-28 Jan Hubicka <jh@suse.cz>
6968 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6969 * cgraph.h (cgraph_node): Likewise.
6970 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
6971 (cgraph_reset_node): Use process flag.
6972 (cgraph_mark_functions_to_output): Likewise.
6973 (cgraph_expand_function): Likewise.
6974 (cgraph_expand_all_functions): Likewise.
6975 (cgraph_output_in_order): Likewise.
6976 * dwarf2out.c (reference_to_unused): Likewise.
6977 * passes.c do_per_function_toporder): Likewise.
6979 2009-03-28 Jan Hubicka <jh@suse.cz>
6981 Bring from lto-branch:
6983 2008-09-03 Doug Kwan <dougkwan@google.com>
6985 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
6986 enums instead of reason strings.
6987 * cgraph.c (cgraph_create_edge): Same.
6988 (cgraph_inline_failed_string): New function.
6989 * cgraph.h (cgraph_inline_failed_t): New enum type.
6990 (cgraph_inline_failed_string): New prototype.
6991 (struct cgraph_edge): Change type of INLINED_FAILED from constant
6992 char pointer to cgraph_inline_failed_t.
6993 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
6994 (cgraph_default_inline_p): Ditto.
6995 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
6996 to cgraph_inline_failed_t pointer.
6997 * cif-code.def: New file.
6998 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
6999 reason string.
7000 (cgraph_check_inline_limits): Change type of REASON to pointer to
7001 cgraph_inline_failed_t. Replace reason strings with enums.
7002 (cgraph_default_inline_p): Ditto.
7003 (cgraph_recursive_inlining_p): Ditto.
7004 (update_caller_keys): Change type of FAILED_REASON to
7005 cgraph_inline_failed_t.
7006 (cgraph_set_inline_failed): Change type of REASON to pointer to
7007 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
7008 convert enums to strings for text output.
7009 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
7010 to be of type cgraph_inline_failed_t. Replace reason strings with
7011 enums. Call cgraph_inline_failed_string to covert enums
7012 to strings for text output.
7013 (cgraph_decide_inlining): Replace reason strings with enums.
7014 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
7015 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
7016 for text output.
7017 * tree-inline.c (expand_call_inline): Change type of REASON
7018 to cgraph_inline_failed_t. Replace reason strings with enums.
7019 Call cgraph_inline_failed_string for text output.
7020 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
7021 (cgraph.o): Ditto.
7023 2009-03-28 Jan Hubicka <jh@suse.cz>
7025 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
7026 cgraph_clone_node): Remove master clone handling.
7027 (cgraph_is_master_clone, cgraph_master_clone): Remove.
7028 * cgraph.h (master_clone): Remove.
7029 (cgraph_is_master_clone, cgraph_master_clone): Remove.
7030 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
7031 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
7033 2009-03-28 Jan Hubicka <jh@suse.cz>
7035 * cgraph.c (cgraph_function_body_availability): Functions declared
7036 inline are always safe to assume that it is not going to be replaced.
7038 2009-03-28 Richard Guenther <rguenther@suse.de>
7040 PR tree-optimization/38513
7041 * tree-ssa-pre.c (eliminate): Remove redundant stores.
7042 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
7043 EXC_PTR_EXPR and FILTER_EXPR.
7044 (get_ref_from_reference_ops): Likewise.
7046 2009-03-28 Richard Guenther <rguenther@suse.de>
7048 PR tree-optimization/38968
7049 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
7050 Use FLOOR_MOD_EXPR to compute misalignment.
7052 2009-03-28 Richard Guenther <rguenther@suse.de>
7054 PR tree-optimization/37795
7055 * tree.h (combine_comparisons): Declare.
7056 * fold-const.c (combine_comparisons): Export.
7057 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
7058 comparisons.
7059 (ifcombine_iforif): Use combine_comparisons.
7061 2009-03-28 Jan Hubicka <jh@suse.cz>
7063 * tree-eh.c (inlinable_call_p): New function.
7064 (make_eh_edges): Use it.
7065 (verify_eh_edges): Use it.
7066 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
7067 * except.c (reachable_next_level): Add inlinable_function argument
7068 (sjlj_find_directly_reachable_regions): Update.
7069 (add_reachable_handler): Do not set saw_any_handlers.
7070 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
7071 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
7072 Add new inlinable call parameter.
7073 (can_throw_internal, can_throw_external): Update.
7074 * except.h (can_throw_internal_1, can_throw_external_1,
7075 foreach_reachable_handler): Update declaration.
7077 2009-03-28 Joseph Myers <joseph@codesourcery.com>
7079 * config/arm/t-arm-coff, config/h8300/coff.h,
7080 config/i386/i386-aout.h, config/i386/i386-coff.h,
7081 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
7082 config/pdp11/2bsd.h, config/rs6000/aix41.h,
7083 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
7084 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
7085 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
7086 sys-types.h: Remove.
7087 * Makefile.in: Remove protoize and fixproto support and references
7088 in comments.
7089 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
7090 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
7091 Remove.
7092 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
7093 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
7094 unprotoize$(exeext).
7095 (rest.encap): Don't depend on $(STMP_FIXPROTO)
7096 (.PHONY): Don't depend on proto.
7097 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
7098 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
7099 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
7100 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
7101 build/gen-protos.o, build/scan.o, xsys-protos.h,
7102 build/fix-header$(build_exeext), build/fix-header.o,
7103 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
7104 stmp-install-fixproto): Remove.
7105 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
7106 SYSCALLS.c or fixproto files.
7107 (install-common): Don't install protoize.
7108 (install-headers-tar, install-headers-cpio, install-headers-cp):
7109 Don't depend on $(STMP_FIXPROTO).
7110 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
7111 install fixproto files or write out fixproto settings.
7112 (uninstall): Don't uninstall protoize.
7113 * config.gcc (use_fixproto): Remove.
7114 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
7115 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
7116 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
7117 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
7118 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
7119 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
7120 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
7121 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
7122 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
7123 * config/t-vxworks (STMP_FIXPROTO): Remove.
7124 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
7125 STMP_FIXPROTO): Remove.
7126 * config.in, configure: Regenerate.
7127 * crtstuff.c (gid_t, uid_t): Don't undefine.
7128 * doc/install.texi: Change m68k-coff to m68k-elf in example.
7129 (arm-*-coff, arm-*-aout: Remove target entries.
7130 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
7131 Remove mention of AIX 4.1.
7132 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
7133 * doc/invoke.texi (Running Protoize): Remove.
7134 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
7135 (Protoize Caveats): Remove.
7136 * tsystem.h: Update comments on headers assumed to exist.
7138 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
7140 * genautomata.c: Add a new year to the copyright. Add a new
7141 reference.
7142 (struct insn_reserv_decl): Add comments for member bypass_list.
7143 (find_bypass): Remove.
7144 (insert_bypass): New.
7145 (process_decls): Use insert_bypass.
7146 (output_internal_insn_latency_func): Output all bypasses with the
7147 same input insn in one switch case.
7149 * rtl.def (define_bypass): Describe bypass choice.
7150 * doc/md.texi (define_bypass): Ditto.
7152 2009-03-27 Richard Guenther <rguenther@suse.de>
7154 * gimplify.c (mark_addressable): Export.
7155 * tree-flow.h (mark_addressable): Declare.
7156 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
7157 * tree-ssa.c (verify_phi_args): Verify that address taken
7158 variables have TREE_ADDRESSABLE set.
7160 2009-03-27 Richard Guenther <rguenther@suse.de>
7162 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
7163 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
7164 Do not mark decls TREE_ADDRESSABLE.
7165 (build_fold_addr_expr): Adjust.
7166 (fold_addr_expr): Remove.
7167 (fold_unary): Use build_fold_addr_expr.
7168 (fold_comparison): Likewise.
7169 (split_address_to_core_and_offset): Likewise.
7170 * coverage.c (tree_coverage_counter_addr): Mark the array decl
7171 TREE_ADDRESSABLE.
7172 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
7173 (gimplify_modify_expr_to_memcpy): Mark source and destination
7174 addressable.
7175 * omp-low.c (create_omp_child_function): Mark the object decl
7176 TREE_ADDRESSABLE.
7177 (lower_rec_input_clauses): Mark the var we take the address of
7178 TREE_ADDRESSABLE.
7179 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
7181 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7183 PR middle-end/39315
7184 * cfgexpand.c (expand_one_stack_var_at): Change alignment
7185 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
7187 2009-03-27 Richard Guenther <rguenther@suse.de>
7189 PR tree-optimization/39120
7190 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
7191 constraints.
7192 (handle_lhs_call): Process return constraints. Add escape
7193 constraints if necessary.
7194 (handle_const_call): Fill out return constraints. Make nested
7195 case more precise. Avoid consttmp if possible.
7196 (handle_pure_call): Fill out return constraints. Avoid
7197 callused if possible.
7198 (find_func_aliases): Simplify call handling.
7200 2009-03-27 Richard Guenther <rguenther@suse.de>
7202 PR tree-optimization/39120
7203 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
7204 as a representative.
7205 (solve_graph): Do propagate CALLUSED.
7206 (handle_pure_call): Use a scalar constraint from CALLUSED for
7207 the return value.
7208 (find_what_p_points_to): CALLUSED shall not appear in poins-to
7209 solutions.
7211 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7213 PR c/39323
7214 * c-common.c (handle_aligned_attribute): Properly check alignment
7215 overflow. Use (1U << i) instead of (1 << i).
7217 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
7219 * expr.h (get_mem_align_offset): Updated.
7221 * tree.h (tree_decl_common): Change align to "unsigned int" and
7222 move it before pointer_alias_set.
7224 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7225 Jakub Jelinek <jakub@redhat.com>
7227 PR target/38034
7228 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
7229 gr_register_operand with gr_reg_or_0_operand.
7230 (cmpxchg_rel_di): Likewise.
7231 (sync_lock_test_and_set<mode>): Likewise.
7233 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7235 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
7236 (true_regnum): Likewise.
7238 * rtlanal.c (subreg_info): Moved to ...
7239 * rtl.h (subreg_info): Here. New.
7240 (subreg_get_info): New.
7242 * rtlanal.c (subreg_get_info): Make it extern.
7244 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7246 PR target/39472
7247 * config/i386/i386.c (ix86_abi): New.
7248 (override_options): Handle -mabi=.
7249 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
7250 (ix86_call_abi_override): Likewise.
7251 (init_cumulative_args): Likewise.
7252 (function_arg_advance): Likewise.
7253 (function_arg_64): Likewise.
7254 (function_arg): Likewise.
7255 (ix86_pass_by_reference): Likewise.
7256 (ix86_function_value_regno_p): Likewise.
7257 (ix86_build_builtin_va_list_abi): Likewise.
7258 (setup_incoming_varargs_64): Likewise.
7259 (is_va_list_char_pointer): Likewise.
7260 (ix86_init_machine_status): Likewise.
7261 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
7262 (ix86_function_type_abi): Return enum calling_abi. Rewrite
7263 for 64bit. Replace DEFAULT_ABI with ix86_abi.
7264 (ix86_function_abi): Make it static and return enum calling_abi.
7265 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
7266 with ix86_abi.
7267 (ix86_fn_abi_va_list): Updated.
7269 * config/i386/i386.h (ix86_abi): New.
7270 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
7271 (CONDITIONAL_REGISTER_USAGE): Likewise.
7272 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
7273 (machine_function): Likewise.
7275 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
7276 with ix86_abi.
7277 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
7278 (STACK_BOUNDARY): Likewise.
7279 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
7281 * config/i386/i386.opt (mabi=): New.
7283 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
7284 return enum calling_abi.
7285 (ix86_function_type_abi): Likewise.
7286 (ix86_function_abi): Removed.
7288 * doc/invoke.texi: Document -mabi= option for x86.
7290 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7292 * builtins.c (real_dconstp): Delete.
7293 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
7295 2009-03-27 Dodji Seketeli <dodji@redhat.com>
7296 Jakub Jelinek <jakub@redhat.com>
7298 PR debug/37959
7299 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
7300 (gen_subprogram_die): When a function is explicit, generate the
7301 DW_AT_explicit attribute.
7302 * langhooks.h (struct lang_hooks_for_decls): Add
7303 function_decl_explicit_p langhook.
7304 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
7305 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
7307 2009-03-27 Jakub Jelinek <jakub@redhat.com>
7309 * builtins.c (fold_builtin_memory_op): Optimize memmove
7310 into memcpy if we can prove source and destination don't overlap.
7312 * tree-inline.c: Include gt-tree-inline.h.
7313 (clone_fn_id_num): New variable.
7314 (clone_function_name): New function.
7315 (tree_function_versioning): Use it.
7316 * Makefile.in (GTFILES): Add tree-inline.c.
7318 2009-03-27 Mark Mitchell <mark@codesourcery.com>
7320 * BASE-VER: Change to 4.5.0.
7322 2009-03-27 Xinliang David Li <davidxl@google.com>
7324 PR tree-optimization/39557
7325 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
7327 2009-03-27 Xinliang David Li <davidxl@google.com>
7329 PR tree-optimization/39548
7330 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
7331 candidate check.
7333 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7335 * c-common.c (pointer_int_sum): Use %wd on return from
7336 tree_low_cst.
7338 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7340 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
7341 on return from tree_low_cst.
7343 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
7345 PR c++/36799
7346 * ginclude/stdarg.h (va_copy): Define also for
7347 __GXX_EXPERIMENTAL_CXX0X__.
7349 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7351 PR c++/35652
7352 * builtins.h (c_strlen): Do not warn here.
7353 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
7354 * c-common.c (pointer_int_sum): Take an explicit location.
7355 Warn about offsets out of bounds.
7356 * c-common.h (pointer_int_sum): Adjust declaration.
7358 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7360 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
7361 markup glitch.
7363 2009-03-26 Jakub Jelinek <jakub@redhat.com>
7365 PR c++/39554
7366 * opts.c (warn_if_disallowed_function_p): Don't assume
7367 get_callee_fndecl must return non-NULL.
7369 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
7371 PR rtl-optimization/39522
7372 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
7373 when reg_reloaded_valid is set.
7375 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7377 * config/spu/divv2df3.c: New file.
7378 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
7379 (DPBIT_FUNCS): Filter out _div_df.
7381 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
7383 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
7384 a jump insn, count that jump in the distance to the loop start.
7386 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
7388 PR target/39523
7389 * config/sh/sh.c (calc_live_regs): Fix condition for global
7390 registers except PIC_OFFSET_TABLE_REGNUM.
7392 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
7394 PR/39518
7395 * doc/invoke.texi (-mconsole): New.
7396 (-mcygwin): New.
7397 (-mno-cygwin): New.
7398 (-mdll): New.
7399 (-mnop-fun-dllimport): New.
7400 (-mthread): New.
7401 (-mwin32): New.
7402 (-mwindows): New.
7403 (sub section "i386 and x86-64 Windows Options"): New.
7405 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
7407 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
7408 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
7410 2009-03-25 Richard Guenther <rguenther@suse.de>
7412 PR middle-end/39497
7413 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
7414 of -Wno-error.
7416 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
7418 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
7419 neither of haifa/selective schedulers are working.
7421 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7423 * doc/invoke.texi (Debugging Options): Fix description of
7424 -fno-merge-debug-strings.
7426 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
7428 * config/cris/libgcc.ver: New version-script.
7429 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
7431 * configure.ac <GAS features, nop mnemonic>: Add pattern
7432 crisv32-*-* for "nop".
7433 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
7434 * configure: Regenerate.
7436 2009-03-24 Ira Rosen <irar@il.ibm.com>
7438 PR tree-optimization/39529
7439 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
7440 mark_sym_for_renaming for the tag copied to the new vector
7441 pointer.
7443 2009-03-24 Arthur Loiret <aloiret@debian.org>
7445 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
7446 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
7447 EXTRA_SPEC_FUNCTIONS.
7448 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
7449 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
7450 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
7451 -march and -mtune options.
7453 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
7455 * config/m68k/t-rtems: Add m5329 multilib.
7457 2009-03-24 Dodji Seketeli <dodji@redhat.com>
7458 Jakub Jelinek <jakub@redhat.com>
7460 PR debug/39524
7461 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
7462 nodes.
7464 2009-03-23 Jakub Jelinek <jakub@redhat.com>
7466 PR c/39495
7467 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
7468 instead of c_parser_expression_conv, if original_code isn't one of the
7469 4 allowed comparison codes, fail.
7471 2009-03-23 Richard Guenther <rguenther@suse.de>
7473 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
7474 * tree.h (struct tree_type): Likewise.
7475 * reload.h (struct insn_chain): Likewise.
7476 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
7477 * function.h (struct function): Likewise.
7478 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
7480 2009-03-23 Jakub Jelinek <jakub@redhat.com>
7482 PR tree-optimization/39516
7483 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
7485 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
7487 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
7488 should be set true if BITS_PER_WORD of target is bigger than 32
7490 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
7492 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
7493 Translate -B-options to -rpath-link. Correct existing
7494 rpath-link and conditionalize on !nostdlib.
7496 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7498 * doc/extend.texi (Function Attributes, Variable Attributes):
7499 Fix typos.
7500 * doc/invoke.texi (Debugging Options, Optimize Options)
7501 (i386 and x86-64 Options, MCore Options): Likewise.
7503 2009-03-20 Jakub Jelinek <jakub@redhat.com>
7505 PR debug/37890
7506 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
7507 it for block local namespace aliases.
7508 (gen_decl_die): Pass context_die to gen_namespace_die.
7510 2009-03-19 Jakub Jelinek <jakub@redhat.com>
7512 PR c/39495
7513 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
7514 minimum or maximum value.
7516 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
7518 * reginfo.c (globalize_reg): Recompute derived reg sets.
7520 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
7522 PR target/39063
7523 * libgcc2.c (mprotect): Do not use signed arguments for
7524 VirtualProtect, use DWORD arguments. Also fix the 'may
7525 be used uninitialized' warning for the np variable.
7527 2009-03-19 Jakub Jelinek <jakub@redhat.com>
7529 PR target/39496
7530 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
7531 functions using regparm calling conventions when not optimizing.
7532 (ix86_function_sseregparm): Similarly for sseregparm calling
7533 conventions.
7535 2009-03-19 Li Feng <nemokingdom@gmail.com>
7537 PR middle-end/39500
7538 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
7539 dependence if the first conflict is after niter iterations.
7541 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
7543 PR middle-end/38609
7544 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
7545 functions with dynamic stack-pointer adjustments.
7547 2009-03-19 Ben Elliston <bje@au.ibm.com>
7549 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
7550 option; change to -msdata=data.
7552 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7554 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
7555 and -fopenmp.
7557 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
7559 PR target/35180
7560 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
7562 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
7564 * doc/invoke.texi (Code Gen Options): Expand discussion of
7565 -fno-common.
7567 2009-03-18 Jakub Jelinek <jakub@redhat.com>
7569 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
7570 * matrix-reorg.c (struct matrix_info): Likewise.
7571 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
7572 * rtl.h (struct mem_attrs): Likewise.
7573 * df.h (struct df): Likewise.
7574 * tree-data-ref.h (struct data_dependence_relation): Likewise.
7575 * ira-int.h (struct ira_allocno): Likewise.
7576 * df-scan.c (struct df_collection_rec): Likewise.
7577 * ira.c (struct equivalence): Likewise.
7578 * function.c (struct temp_slot): Likewise.
7579 * cfgloop.h (struct loop): Likewise.
7581 PR debug/39485
7582 * function.c (use_register_for_decl): When not optimizing, disregard
7583 register keyword for variables with types containing methods.
7585 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
7587 PR middle-end/39447
7588 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
7589 (is_simple_operand): Call contains_component_ref_p before calling data
7590 reference analysis that would fail on COMPONENT_REFs.
7592 * tree-vrp.c (search_for_addr_array): Fix formatting.
7594 2009-03-18 Richard Guenther <rguenther@suse.de>
7596 * tree-vect-transform.c (vect_loop_versioning): Fold the
7597 generated comparisons.
7598 * tree-vectorizer.c (set_prologue_iterations): Likewise.
7599 (slpeel_tree_peel_loop_to_edge): Likewise.
7601 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7603 PR middle-end/37805
7604 * opts.c (print_specific_help): In addition to `undocumented',
7605 accept `separate' and `joined' flags if passed alone. Describe
7606 output by the first matched one of those.
7607 (common_handle_option): Skip over empty strings.
7608 * gcc.c (display_help): Fix help string for `--help='.
7609 * doc/invoke.texi (Option Summary, Overall Options): With
7610 `--help=', classes and qualifiers can both be repeated, but
7611 only the latter can be negated. One should not pass only
7612 negated qualifiers. Fix markup and examples.
7614 Revert
7615 2008-10-14 Jakub Jelinek <jakub@redhat.com>
7616 PR middle-end/37805
7617 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
7618 and -fhelp=separate.
7620 2009-03-17 Jing Yu <jingyu@google.com>
7622 PR middle-end/39378
7623 * function.h (struct rtl_data): Move is_thunk from here...
7624 (struct function): ...to here.
7625 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
7626 * varasm.c (assemble_start_function): Change is_thunk from crtl to
7627 cfun.
7628 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
7629 cfun.
7630 (alpha_does_function_need_gp, alpha_start_function): Likewise.
7631 (alpha_output_function_end_prologue): Likewise.
7632 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
7633 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
7634 (rs6000_output_function_epilogue): Likewise.
7635 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
7637 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
7639 PR target/39482
7640 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
7641 from different units in a single alternative.
7642 (*truncdfsf_i387): Ditto.
7643 (*truncxfsf2_mixed): Ditto.
7644 (*truncxfdf2_mixed): Ditto.
7646 2009-03-17 Jakub Jelinek <jakub@redhat.com>
7648 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
7649 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
7651 PR debug/39474
7652 * tree-ssa-live.c (remove_unused_locals): Don't remove local
7653 unused non-artificial variables when not optimizing.
7655 PR debug/39471
7656 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
7657 DW_TAG_imported_module even if decl is IMPORTED_DECL with
7658 NAMESPACE_DECL in its DECL_INITIAL.
7660 PR middle-end/39443
7661 * optabs.c (set_user_assembler_libfunc): New function.
7662 * expr.h (set_user_assembler_libfunc): New prototype.
7663 * c-common.c: Include libfuncs.h.
7664 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
7665 for memcmp, memset, memcpy, memmove and abort.
7666 * Makefile.in (c-common.o): Depend on libfuncs.h.
7668 PR debug/39412
7669 * dwarf2out.c (gen_inlined_enumeration_type_die,
7670 gen_inlined_structure_type_die, gen_inlined_union_type_die,
7671 gen_tagged_type_instantiation_die): Removed.
7672 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
7673 do nothing.
7675 2009-03-17 Janis Johnson <janis187@us.ibm.com>
7677 PR testsuite/38526
7678 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
7679 its use.
7680 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
7681 (check-parallel-%): Ditto.
7682 (check-consistency): Ditto.
7684 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
7686 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
7687 local variable rhs by NULL_TREE.
7689 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7691 PR target/39477
7692 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
7694 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7696 PR target/39476
7697 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
7699 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7701 PR target/39473
7702 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
7703 for ms->sysv ABI calls only in 64bit mode.
7705 * config/i386/i386.md (untyped_call): Support 32bit.
7707 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
7709 * doc/extend.texi: Replace x86_65 with x86_64.
7711 2009-03-16 Jakub Jelinek <jakub@redhat.com>
7713 PR tree-optimization/39455
7714 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
7715 mismatches for POINTER_TYPE_P (type).
7716 (number_of_iterations_le): Likewise.
7718 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7720 * config/picochip/picochip.c: Removed profiling support.
7721 * config/picochip/picochip.md: Removed profiling instruction.
7722 * config/picochip/picochip.h: Removed profiling builtin.
7724 2009-03-16 Joseph Myers <joseph@codesourcery.com>
7726 * doc/install.texi (--with-host-libstdcxx): Document.
7728 2009-03-14 Anatoly Sokolov <aesok@post.ru>
7730 PR target/34299
7731 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
7732 generate a warning if the function name does not begin with
7733 "__vector" and the function has either the 'signal' or 'interrupt'
7734 attribute, from here to ...
7735 (avr_declare_function_name): ...here. New function.
7736 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
7737 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
7739 2009-03-14 Jakub Jelinek <jakub@redhat.com>
7741 PR bootstrap/39454
7742 * cse.c (fold_rtx): Don't modify original const_arg1 when
7743 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
7744 separate variable instead.
7745 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
7746 from out of range shift counts.
7747 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
7749 2009-03-13 Catherine Moore <clm@codesourcery.com>
7751 * config/i386/x-mingw32 (host-mingw32.o): Replace
7752 diagnostic.h with $(DIAGNOSTIC_H).
7754 2009-03-12 Jakub Jelinek <jakub@redhat.com>
7756 PR target/39431
7757 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
7758 predicate.
7759 * config/i386/sync.md (sync_compare_and_swap<mode>,
7760 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
7761 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
7762 into a register.
7763 (sync_double_compare_and_swapdi_pic,
7764 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
7765 cmpxchg8b_pic_memory_operand instead of just memory_operand.
7767 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7769 PR target/39445
7770 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
7772 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7774 PR target/39327
7775 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7776 (avx_addsubv4df3): Likewise.
7777 (*avx_addsubv4sf3): Likewise.
7778 (sse3_addsubv4sf3): Likewise.
7780 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7782 PR target/38824
7783 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
7785 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
7787 PR debug/39432
7788 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
7789 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
7790 registers for allocnos created from user-defined variables.
7792 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7794 PR target/39181
7795 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
7796 of non-integer mode as well.
7798 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
7800 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
7801 for functions for which the parameter types are unknown.
7803 2009-03-11 Jakub Jelinek <jakub@redhat.com>
7805 PR target/39137
7806 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
7807 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
7808 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
7809 * config/i386/i386.c (ix86_local_alignment): For
7810 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
7811 long long variables on the stack to avoid dynamic realignment.
7812 Allow the first argument to be a decl rather than type.
7813 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
7815 2009-03-11 Nick Clifton <nickc@redhat.com>
7817 PR target/5362
7818 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
7819 options.
7820 Add description to mno-lsim option.
7821 * config/mcore/mcore.h: Remove comment about deprecated m4align
7822 option.
7823 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
7824 * doc/invoke.texi: Add description of mno-lsim and
7825 mstack-increment options.
7827 * config/fr30/fr30.opt: Document the -mno-lsim option.
7828 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
7829 and -mno-lsim options.
7831 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7833 * fold-const.c (fold_comparison): Only call fold_inf_compare
7834 if the mode supports infinities.
7836 2009-03-11 Jason Merrill <jason@redhat.com>
7838 PR debug/39086
7839 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
7840 end already did. Notice GIMPLE_CALL modifications of the result.
7841 Don't copy debug information from an ignored decl or a decl from
7842 another function.
7844 2009-03-10 Richard Guenther <rguenther@suse.de>
7845 Nathan Froyd <froydnj@codesourcery.com>
7847 PR middle-end/37850
7848 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
7849 (__divMODE3): Likewise.
7851 2009-03-09 Jakub Jelinek <jakub@redhat.com>
7853 PR tree-optimization/39394
7854 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
7855 DECL_SIZE_UNIT of variable length FIELD_DECLs.
7857 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7859 * recog.c (verfiy_changes): Disallow renaming of hard regs in
7860 inline asms for register asm ("") declarations.
7862 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
7864 * fold-const.c (fold_unary): Fix comment.
7866 2009-03-07 Jan Hubicka <jh@suse.cz>
7868 PR target/39361
7869 * tree-inline.c (setup_one_parameter): Do replacement of const
7870 argument by constant in SSA form.
7872 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7874 PR middle-end/38028
7875 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
7876 determine alignment passed to assign_stack_local.
7877 (assign_parms_unsplit_complex): Likewise.
7878 * except.c (sjlj_build_landing_pads): Likewise.
7880 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7882 PR middle-end/39360
7883 * tree-flow.h (add_referenced_var): Return bool instead of void.
7884 * tree-dfa.c (add_referenced_var): Return result of
7885 referenced_var_check_and_insert call.
7886 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
7887 of referenced_var_check_and_insert.
7889 PR debug/39372
7890 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
7891 (gen_variable_die): Emit DW_AT_location on abstract static variable's
7892 DIE, don't emit it if abstract origin already has it.
7893 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
7894 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
7896 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7898 * genpreds.c (needs_variable): Fix parentheses at variable name
7899 detection.
7900 (write_tm_constrs_h): Indent generated code.
7902 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7904 * doc/extend.texi (Function Attributes): Add documentation
7905 for isr attributes.
7907 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7909 PR debug/39387
7910 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
7911 take locus from its DECL_SOURCE_LOCATION instead of input_location.
7913 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7915 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
7916 the loop as bad.
7918 2009-03-05 Jakub Jelinek <jakub@redhat.com>
7920 PR debug/39379
7921 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
7922 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
7924 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
7926 * config/i386/i386.md (R8_REG, R9_REG): New constants.
7927 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
7928 constants instead of magic numbers.
7929 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
7930 (QI_REG_P): Ditto.
7931 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
7932 (x86_64_ms_abi_int_parameter_registers): Ditto.
7933 (x86_64_int_return_registers): Ditto.
7934 (ix86_maybe_switch_abi): Ditto.
7935 (ix86_expand_call): Ditto for clobbered_registers array.
7936 (ix86_hard_regno_mode_ok): Ditto.
7937 (x86_extended_QIreg_mentioned_p): Ditto.
7939 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
7941 PR tree-optimization/39349
7942 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
7944 * combine.c (gen_lowpart_for_combine): Use omode when generating
7945 clobber.
7947 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
7949 PR rtl-optimization/39235
7950 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
7952 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7954 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
7956 2009-03-04 Richard Guenther <rguenther@suse.de>
7958 PR tree-optimization/39362
7959 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
7960 that occur in abnormal PHIs should be varying.
7962 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7964 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
7965 Extend comments.
7966 (simple_iv): Take loop as an argument instead of statement.
7967 * tree-scalar-evolution.h (simple_iv): Declaration changed.
7968 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
7969 to simple_iv.
7970 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
7971 Ditto.
7972 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
7973 * matrix-reorg.c (analyze_transpose): Ditto.
7974 * tree-data-ref.c (dr_analyze_innermost): Ditto.
7975 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7976 * tree-predcom.c (ref_at_iteration): Ditto.
7977 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
7979 2009-03-04 Richard Guenther <rguenther@suse.de>
7981 PR tree-optimization/39358
7982 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
7983 escaped_id and callused_id.
7984 (solve_graph): Likewise.
7986 2009-03-04 Richard Guenther <rguenther@suse.de>
7988 PR tree-optimization/39339
7989 * tree-sra.c (try_instantiate_multiple_fields): Make it
7990 no longer ICE on the above.
7992 2009-03-03 Joseph Myers <joseph@codesourcery.com>
7994 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
7995 that fits within Pmode.
7997 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7999 PR middle-end/10109
8000 * tm.texi (LIBCALL_VALUE): Update description.
8002 2009-03-03 Steve Ellcey <sje@cup.hp.com>
8004 PR middle-end/34443
8005 * doc/extend.texi (section): Update description.
8007 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
8009 PR middle-end/39345
8010 * tree-inline.c (remapped_type): New.
8011 (can_be_nonlocal): Call remapped_type instead of remap_type.
8013 2009-03-03 Jakub Jelinek <jakub@redhat.com>
8015 PR fortran/39354
8016 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
8017 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
8019 2009-03-03 Richard Guenther <rguenther@suse.de>
8021 PR middle-end/39272
8022 * tree.c (tree_nonartificial_location): New function.
8023 * tree.h (tree_nonartificial_location): Declare.
8024 * builtins.c (expand_builtin_memory_chk): Provide location
8025 of the call location for artificial function pieces.
8026 (maybe_emit_chk_warning): Likewise.
8027 (maybe_emit_sprintf_chk_warning): Likewise.
8028 (maybe_emit_free_warning): Likewise.
8029 * expr.c (expand_expr_real_1): Likewise.
8031 2009-03-03 Jakub Jelinek <jakub@redhat.com>
8033 PR tree-optimization/39343
8034 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
8035 COMPONENT_REF t has ARRAY_TYPE.
8037 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
8039 PR middle-end/39335
8040 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
8041 when the type precision of the induction variable should be
8042 larger than the type precision of nit.
8043 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
8044 * graphite.c (graphite_loop_normal_form): Same.
8045 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
8047 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
8049 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
8050 (*call_1_rex64_ms_sysv): Use named constants instead of magic
8051 numbers to describe clobbered registers.
8052 (*call_value_0_rex64_ms_sysv): Ditto.
8053 * config/i386/mmx.md (mmx_emms): Ditto.
8054 (mmx_femms): Ditto.
8056 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
8058 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
8059 of ABI_64.
8061 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8063 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
8064 (spu_section_type_flags): New function.
8066 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
8068 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
8069 reg_class_contents of FLOAT_REGS into a temporary.
8071 2009-03-02 Richard Guenther <rguenther@suse.de>
8072 Ira Rosen <irar@il.ibm.com>
8074 PR tree-optimization/39318
8075 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
8076 information to the vectorized statement.
8078 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
8080 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
8081 variable. Use defined names instead of magic constants for REX SSE
8082 registers.
8084 2009-03-01 Richard Guenther <rguenther@suse.de>
8086 PR tree-optimization/39331
8087 * omp-low.c (lower_send_shared_vars): Do not receive new
8088 values for the reference of DECL_BY_REFERENCE parms or results.
8090 2009-03-01 Jan Hubicka <jh@suse.cz>
8092 PR debug/39267
8093 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
8094 BLOCK_NONLOCALIZED_VAR): New macros.
8095 (tree_block): Add nonlocalized_vars.
8096 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
8097 gen_decl_die): Add origin argument. Allow generation of die with
8098 origin at hand only.
8099 (gen_member_die, gen_type_die_with_usage, force_decl_die,
8100 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
8101 of gen_*.
8102 (gen_block_die): Fix checking for unused blocks.
8103 (process_scope_var): Break out from .... ; work with origins only.
8104 (decls_for_scope) ... here; process nonlocalized list.
8105 (dwarf2out_ignore_block): Look for nonlocalized vars.
8106 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
8107 vars.
8108 (dump_scope_block): Dump them.
8109 * tree-inline.c (remap_decls): Handle nonlocalized vars.
8110 (remap_block): Likewise.
8111 (can_be_nonlocal): New predicate.
8112 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
8114 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8116 * configure: Regenerate.
8118 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8120 * optc-gen.awk: No need to duplicate option flags twice.
8121 Reuse help texts for duplicate options which do not have any.
8123 * gcc.c (display_help): Document --version.
8125 * gcc.c (main): If print_help_list and verbose_flag, ensure
8126 driver output comes before subprocess output.
8128 * optc-gen.awk: Assign all remaining fields to help string,
8129 space-separated, for multi-line help in *.opt.
8131 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
8132 -Wno-pedantic-ms-format is for MinGW targets only.
8134 * doc/options.texi (Option file format): Fix bad indentation,
8135 restoring dropped sentence.
8137 2009-02-28 Jan Hubicka <jh@suse.cz>
8139 * tree-inline.c (tree_function_versioning): Output debug info.
8141 2009-02-28 Jan Hubicka <jh@suse.cz>
8143 PR debug/39267
8144 * tree-inline.c (setup_one_parameter): Do not copy propagate
8145 arguments when not optimizing.
8147 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
8149 PR target/39327
8150 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
8151 (avx_addsubv4df3): Likewise.
8152 (*avx_addsubv4sf3): Likewise.
8153 (sse3_addsubv4sf3): Likewise.
8154 (*avx_addsubv2df3): Likewise.
8155 (sse3_addsubv2df3): Likewise.
8156 (avx_unpckhps256): Correct item selectors.
8157 (avx_unpcklps256): Likewise.
8158 (avx_unpckhpd256): Likewise.
8159 (avx_unpcklpd256): Likewise.
8161 2009-02-28 Jan Hubicka <jh@suse.cz>
8163 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
8164 static vars.
8165 (copy_arguments_for_versioning): If var is declared don't declare it.
8166 (tree_function_versioning): First setup substitutions and then copy
8167 args.
8169 2009-02-27 Jan Hubicka <jh@suse.cz>
8171 PR debug/39267
8172 * cgraph.h (varpool_output_debug_info): Remove.
8173 * cgraphunit.c (varpool_output_debug_info): Remove.
8174 * dwarf2out.c (deferred_locations_struct): New struct
8175 (deferred_locations): New type.
8176 (deferred_locations_list): New static var.
8177 (deffer_location): New function.
8178 (gen_variable_die): Use it.
8179 (decls_for_scope): Output info on local static vars.
8180 (dwarf2out_finish): Process deferred locations.
8181 * varpool.c (varpool_output_debug_info): Remove.
8183 2009-02-27 Jan Hubicka <jh@suse.cz>
8185 PR debug/39267
8186 * tree.h (TREE_PROTECTED): Fix comment.
8187 (BLOCK_HANDLER_BLOCK): Remove.
8188 (struct tree_block): Remove handler_block add body_block.
8189 (inlined_function_outer_scope_p): New.
8190 (is_body_block): Remove.
8191 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
8192 * dwarf2out.c (is_inlined_entry_point): Remove.
8193 (add_high_low_attributes): Use inlined_function_outer_scope_p.
8194 (gen_block_die): Use is_inlined_entry_point check. Remove body block
8195 code.
8196 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
8197 * gimplify.c (gimplify_expr): Gimplify body blocks.
8198 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
8199 block with multiple subblocks.
8200 (dump_scope_block): Prettier output; dump more flags and info.
8201 (dump_scope_blocks): New.
8202 (remove_unused_locals): Use dump_scope_blocks.
8203 * tree-flow.h (dump_scope_blocks): Declare.
8204 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
8205 * stmt.c (is_body_block): Remove.
8206 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
8207 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
8209 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
8211 PR middle-end/39308
8212 * graphite.c (graphite_loop_normal_form): Do not call
8213 number_of_iterations_exit from a gcc_assert.
8215 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8217 * config/s390/s390.c (s390_swap_cmp): Look for conditional
8218 jumps if COND is NULL.
8219 (find_cond_jump): New function.
8220 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
8221 * config/s390/s390.md: Remove z10_cobra attribute value.
8223 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
8225 * config/alpha/alpha.h (alpha_expand_mov): Return false if
8226 force_const_mem returns NULL_RTX.
8228 2009-02-26 Jan Hubicka <jh@suse.cz>
8230 PR debug/39267
8231 * cgraph.h (varpool_output_debug_info): Remove.
8232 * cgraphunit.c (varpool_output_debug_info): Remove.
8233 * dwarf2out.c (deferred_locations_struct): New struct
8234 (deferred_locations): New type.
8235 (deferred_locations_list): New static var.
8236 (deffer_location): New function.
8237 (gen_variable_die): Use it.
8238 (decls_for_scope): Output info on local static vars.
8239 (dwarf2out_finish): Process deferred locations.
8240 * varpool.c (varpool_output_debug_info): Remove.
8242 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
8244 PR rtl-optimization/39241
8245 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
8246 to subreg_offset_representable_p.
8248 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
8250 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
8251 execute function prototype. Get f and nregs from max_reg_num
8252 and get_insns. Remove the first backward pass as it's dead,
8253 guard the forward pass by flag_expensive_optimizations.
8254 (rest_of_handle_regmove): Delete.
8255 (pass_regmove): Replace it with regmove_optimize.
8257 2009-02-25 Martin Jambor <mjambor@suse.cz>
8259 PR tree-optimization/39259
8260 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
8261 calls_alloca function flags.
8262 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
8263 calls are detected.
8265 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
8267 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
8268 flags_set_1_rtx, flags_set_1_set): Delete.
8269 (regmove_optimize): Do not call mark_flags_life_zones.
8271 2009-02-24 Julian Brown <julian@codesourcery.com>
8273 PR target/35965
8274 * config/arm/arm.c (require_pic_register): Only set
8275 cfun->machine->pic_reg once per function.
8277 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
8279 * doc/invoke.texi (Link Options): Document an easier way to pass
8280 options that take arguments to the GNU linker using -Xlinker and -Wl.
8282 2009-02-24 Steve Ellcey <sje@cup.hp.com>
8284 PR target/33785
8285 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
8287 2009-02-24 Richard Guenther <rguenther@suse.de>
8289 PR debug/39285
8290 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
8292 2009-02-24 Richard Guenther <rguenther@suse.de>
8293 Zdenek Dvorak <ook@ucw.cz>
8295 PR tree-optimization/39233
8296 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
8297 from converting them to a generic type.
8299 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
8301 PR tree-optimization/39260
8302 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
8303 contains a condition with a real type.
8304 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
8306 2009-02-23 Jason Merrill <jason@redhat.com>
8308 PR c++/38880
8309 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
8310 narrowing_initializer_constant_valid_p.
8311 (narrowing_initializer_constant_valid_p): Don't return
8312 null_pointer_node for adding a pointer to itself.
8314 2009-02-23 Jan Hubicka <jh@suse.cz>
8316 PR c/12245
8317 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
8318 resizing.
8320 2009-02-23 Jan Hubicka <jh@suse.cz>
8322 PR tree-optimization/37709
8323 * tree.c (block_ultimate_origin): Move here from dwarf2out.
8324 * tree.h (block_ultimate_origin): Declare.
8325 * dwarf2out.c (block_ultimate_origin): Move to tree.c
8326 * tree-ssa-live.c (remove_unused_scope_block_p):
8327 Eliminate blocks containig no instructions nor live variables nor
8328 nested blocks.
8329 (dump_scope_block): New function.
8330 (remove_unused_locals): Enable removal of dead blocks by default;
8331 enable dumping at TDF_DETAILS.
8333 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
8335 * config/i386/i386.c (classify_argument): Don't allow COImode
8336 and OImode.
8337 (function_arg_advance_32): Don't allow OImode.
8338 (function_arg_32): Likewise.
8339 (function_value_32): Likewise.
8340 (return_in_memory_32): Likewise.
8341 (function_arg_64): Remove OImode comment.
8343 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
8345 PR target/39261
8346 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
8347 ix86_expand_vector_set for V4DImode in 64bit mode only.
8348 (ix86_expand_vector_init_one_var): Likewise.
8350 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
8352 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
8354 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
8356 PR bootstrap/39257
8357 * loop-iv.c: Revert last change.
8358 * emit-rtl.c: Likewise.
8360 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
8362 PR target/39256
8363 * config/i386/i386.c (type_natural_mode): Remove an extra
8364 space in the warning message.
8365 (function_value_32): Handle 32-byte vector modes.
8366 (return_in_memory_32): Likewise.
8368 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
8370 * loop-iv.c (truncate_value): New function.
8371 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
8372 of lowpart_subreg.
8373 (lowpart_subreg): Move to...
8374 * emit-rtl.c: ...here.
8376 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
8378 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
8379 accidental and undocumented change at revision 140860.
8381 2009-02-21 Joseph Myers <joseph@codesourcery.com>
8383 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
8384 take gimple_seq * arguments.
8385 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
8386 types_compatible_p langhook.
8388 2009-02-20 Mark Mitchell <mark@codesourcery.com>
8389 Joseph Myers <joseph@codesourcery.com>
8391 * config/arm/arm.c (arm_builtin_va_list): New function.
8392 (arm_expand_builtin_va_start): Likewise.
8393 (arm_gimplify_va_arg_expr): Likewise.
8394 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
8395 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
8396 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
8397 (va_list_type): New variable.
8398 (arm_mangle_type): Mangle va_list_type appropriately.
8400 2009-02-20 Jakub Jelinek <jakub@redhat.com>
8402 PR middle-end/39157
8403 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
8404 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
8405 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
8406 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
8407 parameter to 1000 for -O1 by default.
8408 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
8409 parameter.
8410 * loop-invariant.c: Include params.h.
8411 (move_loop_invariants): Don't call move_single_loop_invariants on
8412 very large loops.
8414 2009-02-20 Jaka Mocnik <jaka@xlab.si>
8416 * calls.c (emit_library_call_value_1): Use slot_offset instead of
8417 offset when calculating bounds for indexing stack_usage_map. Fixes
8418 a buffer overflow with certain target setups.
8420 2009-02-20 Jakub Jelinek <jakub@redhat.com>
8422 PR target/39240
8423 * calls.c (expand_call): Clear try_tail_call if caller and callee
8424 disagree in promotion of function return value.
8426 2009-02-19 Jakub Jelinek <jakub@redhat.com>
8428 PR target/39175
8429 * c-common.c (c_determine_visibility): If visibility changed and
8430 DECL_RTL has been already set, call make_decl_rtl to update symbol
8431 flags.
8433 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
8435 PR c++/39188
8436 * varasm.c (assemble_variable): Don't check DECL_NAME when
8437 globalizing a variable.
8439 2009-02-19 Joseph Myers <joseph@codesourcery.com>
8441 PR c/38483
8442 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
8443 expression before any __builtin_trap call.
8444 * c-typeck.c (build_function_call): Convert and check function
8445 arguments before generating a call to a trap. Evaluate the
8446 function arguments before the trap.
8448 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
8450 PR target/39228
8451 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
8452 (UNSPEC_FXAM_MEM): New unspec.
8453 (fxam<mode>2_i387_with_temp): New insn and split pattern.
8454 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
8455 memory using fxam<mode>2_i387_with_temp to remove excess precision.
8457 2009-02-19 Richard Guenther <rguenther@suse.de>
8459 PR tree-optimization/39207
8460 PR tree-optimization/39074
8461 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
8462 storedanything_tree): New.
8463 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
8464 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
8465 (build_succ_graph): Add edges from STOREDANYTHING to all
8466 non-direct nodes.
8467 (init_base_vars): Initialize STOREDANYTHING.
8468 (compute_points_to_sets): Free substitution info after
8469 building the succ graph.
8470 (ipa_pta_execute): Likewise.
8472 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
8473 field.
8474 (do_ds_constraint): Do not add to special var or non-pointer
8475 field solutions.
8476 (type_could_have_pointers): Split out from ...
8477 (could_have_pointers): ... here. For arrays use the element type.
8478 (create_variable_info_for): Initialize may_have_pointers.
8479 (new_var_info): Likewise.
8480 (handle_lhs_call): Make the HEAP variable unknown-sized.
8481 (intra_create_variable_infos): Use a type with pointers for
8482 PARM_NOALIAS, make it unknown-sized.
8484 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
8486 PR target/39224
8487 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
8489 2009-02-18 Jason Merrill <jason@redhat.com>
8491 PR target/39179
8492 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
8493 value if DECL_EXTERNAL.
8494 * tree-sra.c (sra_walk_gimple_assign): Likewise.
8495 * target.h (gcc_target::binds_local_p): Clarify "module".
8496 * tree.h (TREE_PUBLIC): Clarify "module".
8498 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
8500 PR target/38891
8501 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
8502 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
8504 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
8506 PR target/39082
8507 * c.opt (Wabi): Support C and ObjC.
8508 (Wpsabi): New.
8510 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
8512 * config/i386/i386.c (classify_argument): Warn once about the ABI
8513 change when passing union with long double.
8515 * doc/invoke.texi: Update -Wabi for warning psABI changes.
8517 2009-02-18 Joseph Myers <joseph@codesourcery.com>
8519 PR c/35447
8520 * c-parser.c (c_parser_compound_statement): Always enter and leave
8521 a scope.
8523 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8525 PR target/34587
8526 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
8528 2009-02-18 Jakub Jelinek <jakub@redhat.com>
8530 PR tree-optimization/36922
8531 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
8532 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
8533 Likewise.
8535 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8537 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
8538 to 0 for EABI64.
8540 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8542 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
8544 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8546 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
8547 tree sharing.
8549 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
8550 Richard Sandiford <rdsandiford@googlemail.com>
8552 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
8553 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
8554 (loongson_biadd): ...this.
8556 2009-02-17 Richard Guenther <rguenther@suse.de>
8558 PR tree-optimization/39202
8559 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
8560 a var make sure to follow existing collapses.
8562 2009-02-17 Richard Guenther <rguenther@suse.de>
8564 PR middle-end/39214
8565 * langhooks.c (lhd_print_error_function): Check for NULL block.
8567 2009-02-17 Richard Guenther <rguenther@suse.de>
8569 PR tree-optimization/39204
8570 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
8571 of the PHI arg.
8573 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
8575 * config/soft-fp/double.h: Update from glibc CVS.
8577 2009-02-17 Richard Guenther <rguenther@suse.de>
8579 PR tree-optimization/39207
8580 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
8581 strict-aliasing warnings for pointers pointing to NULL.
8583 2009-02-16 Joseph Myers <joseph@codesourcery.com>
8585 PR c/35446
8586 * c-parser.c (c_parser_braced_init): Call pop_init_level when
8587 skipping until next close brace.
8589 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
8591 PR target/37049
8592 * config/i386/i386.c (ix86_expand_push): Set memory alignment
8593 to function argument boundary.
8595 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8597 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
8598 in the lea_add. Reload eventually constraints it properly.
8599 * config/picochip/constraints.md: Remove the target constraint
8600 "b", since it is not needed anymore.
8602 2009-02-16 Jakub Jelinek <jakub@redhat.com>
8604 * gthr-dce.h: Uglify function parameter and local variable names.
8605 * gthr-gnat.h: Likewise.
8606 * gthr-mipssde.h: Likewise.
8607 * gthr-nks.h: Likewise.
8608 * gthr-posix95.h: Likewise.
8609 * gthr-posix.h: Likewise.
8610 * gthr-rtems.h: Likewise.
8611 * gthr-single.h: Likewise.
8612 * gthr-solaris.h: Likewise.
8613 * gthr-tpf.h: Likewise.
8614 * gthr-vxworks.h: Likewise.
8615 * gthr-win32.h: Likewise.
8617 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
8619 PR target/39196
8620 * config/i386/i386.md: Restrict the new peephole2 to move
8621 between MMX/SSE registers.
8623 2009-02-15 Richard Guenther <rguenther@suse.de>
8625 Revert
8626 2009-02-13 Richard Guenther <rguenther@suse.de>
8628 * configure.ac: Enable LFS.
8629 * configure: Re-generate.
8630 * config.in: Likewise.
8632 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8634 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
8635 spu_srqwbyte, spu_srqwbytebc): Define.
8636 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
8637 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
8638 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
8639 "shrqby_<mode>"): New insn-and-split patterns.
8640 * config/spu/spu.c (expand_builtin_args): Determine and return
8641 number of operands using spu_builtin_description data.
8642 (spu_expand_builtin_1): Use it.
8644 2009-02-13 Steve Ellcey <sje@cup.hp.com>
8646 PR target/38056
8647 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
8648 TARGET_CONST_GP.
8650 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8652 PR target/39149
8653 * config/i386/i386.c (override_options): Correct warning
8654 messages for -malign-loops, -malign-jumps and -malign-functions.
8656 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8658 PR target/39152
8659 * config/i386/i386.md: Restrict the new peephole2 to move
8660 between the general purpose registers.
8662 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8664 PR target/39162
8665 * config/i386/i386.c (type_natural_mode): Add a new argument.
8666 Return the original mode and warn ABI change if vector size is 32byte.
8667 (function_arg_advance): Updated.
8668 (function_arg): Likewise.
8669 (ix86_function_value): Likewise.
8670 (ix86_return_in_memory): Likewise.
8671 (ix86_sol10_return_in_memory): Likewise.
8672 (ix86_gimplify_va_arg): Likewise.
8673 (function_arg_32): Don't warn ABX ABI change here.
8674 (function_arg_64): Likewise.
8676 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
8678 * loop-iv.c (implies_p): In the final case, test that operands 0
8679 of the two comparisons match.
8681 * config/bfin/bfin.c (find_prev_insn_start): New function.
8682 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
8683 (find_next_insn_start): Move.
8685 2009-02-13 Richard Guenther <rguenther@suse.de>
8687 * configure.ac: Enable LFS.
8688 * configure: Re-generate.
8689 * config.in: Likewise.
8691 2009-02-13 Joseph Myers <joseph@codesourcery.com>
8693 PR c/35444
8694 * c-parser.c (c_parser_parms_list_declarator): Discard pending
8695 sizes on syntax error after some arguments have been parsed.
8697 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8699 * doc/invoke.texi (-fira): Remove.
8701 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8703 * caller-save.c: Replace regclass.c with reginfo.c in comments.
8704 * recog.c: Likewise.
8705 * rtl.h: Likewise.
8707 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
8709 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
8710 (umul_ppmm): Likewise.
8711 (count_leading_zeros): Likewise.
8712 (count_trailing_zeros): Likewise.
8713 (UMUL_TIME): Likewise.
8715 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8717 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
8718 soft-fp/t-softfp to tmake_file.
8720 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
8721 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
8722 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
8723 IA64_BUILTIN_INFQ]: New.
8724 (ia64_init_builtins): Initialize __builtin_infq,
8725 __builtin_fabsq and __builtin_copysignq if not HPUX.
8726 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
8727 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
8729 * config/ia64/lib1funcs.asm (__divtf3): Define only if
8730 SHARED is defined.
8731 (__fixtfti): Likewise.
8732 (__fixunstfti): Likewise.
8733 (__floattitf): Likewise.
8735 * config/ia64/libgcc-glibc.ver: New.
8736 * config/ia64/t-fprules-softfp: Likewise.
8737 * config/ia64/sfp-machine.h: Likewise.
8739 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
8740 (LIBGCC2_TF_CEXT): Likewise.
8741 (TF_SIZE): Likewise.
8742 (TARGET_INIT_LIBFUNCS): Likewise.
8744 * config/ia64/t-glibc (SHLINB_MAPFILES):
8745 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
8747 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8749 * config/i386/i386.c (construct_container): Rewrite processing
8750 BLKmode with X86_64_SSE_CLASS.
8752 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
8754 PR target/39152
8755 * config/i386/i386.md: Replace simplify_replace_rtx with
8756 replace_rtx in the new peephole2.
8758 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
8760 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
8761 loop unrolling do not happen at -O2.
8763 2009-02-12 Michael Matz <matz@suse.de>
8765 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
8767 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8769 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
8770 for -g3.
8772 2009-02-12 Ben Elliston <bje@au.ibm.com>
8774 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
8775 patterns when updating the back chain. Missed in the 2009-02-10
8776 change.
8778 2009-02-11 Janis Johnson <janis187@us.ibm.com>
8780 * doc/extend.texi (Decimal Floating Types): Update identifier of
8781 draft TR and list of missing support.
8783 2009-02-11 Jakub Jelinek <jakub@redhat.com>
8785 PR middle-end/39154
8786 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
8787 bit to variable length decl's flags, add it also to its
8788 pointer replacement variable.
8790 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
8791 Jakub Jelinek <jakub@redhat.com>
8793 PR target/39118
8794 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
8795 (memory_blockage): New expander.
8796 (*memory_blockage): New insn pattern.
8797 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
8798 instead of general blockage at the end of function prologue when
8799 frame pointer is used to access red zone area. Do not emit blockage
8800 when profiling, it is emitted in generic code.
8801 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
8802 function epilogue when frame pointer is used to access red zone area.
8804 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
8806 PR target/38824
8807 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
8808 by arithmetic with memory operands.
8809 * config/i386/predicates.md (commutative_operator): New.
8811 2009-02-10 Janis Johnson <janis187@us.ibm.com>
8813 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
8814 bulleted lists.
8816 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
8818 * alias.h (record_alias_subset): Declare.
8819 * alias.c (record_alias_subset): Make global.
8821 2009-02-10 Nick Clifton <nickc@redhat.com>
8823 * tree-parloops.c: Change license to GPLv3.
8824 * ipa-struct-reorg.c: Change license to GPLv3.
8825 * ipa-struct-reorg.h: Change license to GPLv3.
8827 2009-02-10 Steve Ellcey <sje@cup.hp.com>
8829 PR c/39084
8830 * c-decl.c (start_struct): Return NULL on error.
8832 2009-02-10 Jakub Jelinek <jakub@redhat.com>
8834 PR middle-end/39124
8835 * cfgloopmanip.c (remove_path): Call remove_bbs after
8836 cancel_loop_tree, not before it.
8838 PR target/39139
8839 * function.h (struct function): Add has_local_explicit_reg_vars bit.
8840 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
8841 VAR_DECLs were seen.
8842 * tree-ssa-live.c (remove_unused_locals): Recompute
8843 cfun->has_local_explicit_reg_vars.
8844 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
8845 copies or clearings if cfun->has_local_explicit_reg_vars.
8847 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
8849 PR target/39118
8850 * config/i386/i386.c (expand_prologue): Emit blockage at the end
8851 of function prologue when frame pointer is used to access
8852 red zone area.
8854 2009-02-10 Richard Guenther <rguenther@suse.de>
8856 PR middle-end/39127
8857 * gimplify.c (gimple_regimplify_operands): Always look if
8858 we need to create a temporary.
8860 2009-02-10 Richard Guenther <rguenther@suse.de>
8862 PR tree-optimization/39132
8863 * tree-loop-distribution.c (todo): New global var.
8864 (generate_memset_zero): Trigger TODO_rebuild_alias.
8865 (tree_loop_distribution): Return todo.
8867 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
8869 PR target/39119
8870 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
8871 (x86_64_reg_class_name): Removed.
8872 (classify_argument): Return 0 if bytes > 32. Return 0 if the
8873 first one isn't X86_64_SSE_CLASS or any other ones aren't
8874 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
8875 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
8876 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
8877 and 3 X86_64_SSEUP_CLASS.
8878 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
8879 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
8881 2009-02-10 Ben Elliston <bje@au.ibm.com>
8883 * config/rs6000/rs6000.md (allocate_stack): Always use an update
8884 form instruction to update the stack back chain word, even if the
8885 user has disabled the generation of update instructions.
8886 (movdi_<mode>_update_stack): New.
8887 (movsi_update_stack): Likewise.
8888 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
8889 always use an update form instruction to update the stack back
8890 chain word.
8892 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
8894 PR middle-end/38953
8895 * graphite.c (if_region_set_false_region): After moving a region in
8896 the false branch of a condition, remove the empty dummy basic block.
8897 (gloog): Remove wrong fix for PR38953.
8899 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8901 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
8902 generation due to implicit sign extension.
8904 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
8906 PR middle-end/38981
8907 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
8908 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
8910 2009-02-09 Richard Guenther <rguenther@suse.de>
8912 PR middle-end/35202
8913 * convert.c (convert_to_real): Disable (float)fn((double)x)
8914 to fnf(x) conversion if errno differences may occur and
8915 -fmath-errno is set.
8917 2009-02-07 Anatoly Sokolov <aesok@post.ru>
8919 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
8920 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8921 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8923 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8925 PR c/35434
8926 * c-common.c (handle_alias_attribute): Disallow attribute for
8927 anything not a FUNCTION_DECL or VAR_DECL.
8929 2009-02-06 Janis Johnson <janis187@us.ibm.com>
8931 PR c/39035
8932 * real.c (do_compare): Special-case compare of zero against
8933 decimal float value.
8935 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8937 PR c/36432
8938 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
8939 as indicating flexible array members unless the field itself is
8940 being declarared as the incomplete array.
8942 2009-02-06 Jan Hubicka <jh@suse.cz>
8944 PR tree-optimization/38844
8945 * ipa-inline.c (try_inline): Stop inlining recursion when edge
8946 is already inlined.
8948 2009-02-06 Richard Guenther <rguenther@suse.de>
8950 PR middle-end/38977
8951 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
8952 fork because we may expand it as __gcov_fork.
8954 2009-02-06 Nick Clifton <nickc@redhat.com>
8956 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
8958 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
8960 PR tree-optimization/35659
8961 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
8962 vn_phi_eq): Shortcut if hashcode does not match.
8963 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
8964 NULL operands.
8965 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
8966 and avoid iterative_hash_expr.
8967 (FOR_EACH_VALUE_ID_IN_SET): New.
8968 (value_id_compare): Remove.
8969 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
8970 sort expressions by value id.
8972 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
8974 PR target/38991
8975 * config/sh/predicates.md (general_movsrc_operand): Don't check
8976 the subreg of system registers here.
8978 2009-02-05 Jakub Jelinek <jakub@redhat.com>
8980 PR c++/39106
8981 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
8982 on the copied decl.
8984 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
8986 PR rtl-optimization/39110
8987 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
8988 addresses, not aligned ones.
8990 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
8991 Richard Guenther <rguenther@suse.de>
8993 PR tree-optimization/39100
8994 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
8995 comment says and add edges.
8997 2009-02-05 Joseph Myers <joseph@codesourcery.com>
8999 PR c/35435
9000 * c-common.c (handle_tls_model_attribute): Ignore attribute for
9001 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
9003 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
9005 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
9006 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
9007 register_bb_in_sese, new_sese, free_sese): Moved.
9008 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
9009 outermost_loop_in_scop, build_scop_iteration_domain,
9010 expand_scalar_variables_ssa_name, get_vdef_before_scop,
9011 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
9012 Use loop_in_sese_p instead of loop_in_scop_p.
9013 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
9014 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
9015 (scopdet_basic_block_info): Fix bug in scop detection.
9016 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
9017 eq_loop_to_cloog_loop): Remove.
9018 (nb_loops_around_loop_in_scop, nb_loop
9019 ref_nb_loops): Moved here...
9020 * graphite.h (ref_nb_loops): ... from here.
9021 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
9022 (loop_domain_dim, loop_iteration_vector_dim): Remove.
9023 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
9024 * testsuite/gcc.dg/graphite/scop-19.c: New
9026 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
9027 Hans-Peter Nilsson <hp@axis.com>
9029 PR rtl-optimization/37889
9030 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
9031 Move offset handling from PLUS to before the switch. Use new
9032 arguments when considering SYMBOL_REFs too.
9033 (rtx_addr_can_trap_p): Pass dummy offset and size.
9034 (enum may_trap_p_flags): Remove.
9035 (may_trap_p_1): Pass size from MEM_SIZE.
9037 PR rtl-optimization/38921
9038 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
9039 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
9040 * rtlanal.c (may_trap_after_code_motion_p): Delete.
9041 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
9043 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
9045 AVX Programming Reference (January, 2009)
9046 * config/i386/sse.md (*vpclmulqdq): New.
9048 2009-02-04 Jakub Jelinek <jakub@redhat.com>
9050 PR tree-optimization/38977
9051 PR gcov-profile/38292
9052 * calls.c (special_function_p): Disregard __builtin_ prefix.
9054 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
9056 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
9057 non-indexable addresses even before reload.
9059 2009-02-03 Joseph Myers <joseph@codesourcery.com>
9061 PR c/29129
9062 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
9063 as having variable size. Do not give an error for unnamed
9064 parameters with [*] declarators. Give a warning for type names
9065 with [*] declarators and mark them as variable size.
9066 * c-parser.c (c_parser_sizeof_expression): Do not give an error
9067 for sizeof applied to [*] type names.
9069 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9071 PR C++/36607
9072 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
9074 2009-02-03 Jakub Jelinek <jakub@redhat.com>
9076 * gcc.c (process_command): Update copyright notice dates.
9077 * gcov.c (print_version): Likewise.
9078 * gcov-dump.c (print_version): Likewise.
9079 * mips-tfile.c (main): Likewise.
9080 * mips-tdump.c (main): Likewise.
9082 2009-02-03 Joseph Myers <joseph@codesourcery.com>
9084 PR c/35433
9085 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
9086 for composite type involving a zero-length array type.
9088 2009-02-03 Jakub Jelinek <jakub@redhat.com>
9090 PR target/35318
9091 * function.c (match_asm_constraints_1): Skip over
9092 initial optional % in the constraint.
9094 PR inline-asm/39059
9095 * c-parser.c (c_parser_postfix_expression): If fixed point is not
9096 supported, don't accept FIXED_CSTs.
9097 * c-decl.c (finish_declspecs): Error if fixed point is not supported
9098 and _Sat is used without _Fract/_Accum. Set specs->type to
9099 integer_type_node for cts_fract/cts_accum if fixed point is not
9100 supported.
9102 2009-02-02 Catherine Moore <clm@codesourcery.com>
9104 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
9106 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
9108 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
9109 (ABI_HAS_64BIT_SYMBOLS): Use it.
9110 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
9112 2009-02-02 Paul Brook <paul@codesourcery.com>
9114 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
9116 2009-02-02 Jakub Jelinek <jakub@redhat.com>
9118 PR inline-asm/39058
9119 * recog.h (asm_operand_ok): Add constraints argument.
9120 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
9121 recurse on matching constraint.
9122 (check_asm_operands): Pass constraints as 3rd argument to
9123 asm_operand_ok. Don't look up matching constraint here.
9124 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
9125 to asm_operand_ok.
9127 2009-02-02 Ben Elliston <bje@au.ibm.com>
9129 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
9130 TARGET_NARROW_VOLATILE_BITFIELD macro names.
9132 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9134 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
9135 information. Remove some obsolete information. Reorganize.
9137 * config/pa/fptr.c: Revert license to GPL 2.
9138 * config/pa/milli64.S: Likewise.
9140 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
9142 PR target/38904
9143 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
9144 LIBRARY name in, instead of hard-coding it.
9145 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
9146 extra target make frag to tmake_files according to EH model.
9147 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
9148 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
9149 frags that define makefile variable EH_MODEL appropriately.
9150 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
9151 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
9152 to "-sjlj" according to type of EH configured.
9153 (LIBGCC_SONAME): Concatenate it to shared library base name.
9154 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
9155 to "_sjlj" according to type of EH configured.
9156 (LIBGCC_SONAME): Concatenate it to shared library base name.
9157 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
9158 (SHLIB_LINK): Add missing semicolon to if-else construct.
9159 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
9160 string value of "pe_dll" command-line option.
9161 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
9162 (SHLIB_SONAME): Use it when overriding t-cygming default.
9163 (SHLIB_IMPLIB): Override t-cygming default.
9164 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
9165 string value of "pe_dll" command-line option.
9167 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
9169 PR target/38952
9170 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
9171 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
9173 2009-01-31 Richard Guenther <rguenther@suse.de>
9175 PR tree-optimization/38937
9176 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
9177 computing the transitive closure.
9179 2009-01-30 Richard Guenther <rguenther@suse.de>
9181 PR tree-optimization/39041
9182 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
9183 Propagate variable indices only if the types match for this stmt.
9185 2009-01-30 Jakub Jelinek <jakub@redhat.com>
9187 PR target/39013
9188 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
9189 inline but never defined.
9191 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
9193 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
9194 (*insv_h_di_reg_extimm): New insn.
9195 (*insv_l<mode>_reg_extimm): New insn.
9197 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
9199 * config/picochip/picochip.c (flag_conserve_stack): set
9200 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
9201 fconserve-stack. Reduce call-overhead used by inliner.
9203 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
9205 PR/38157
9206 * common.opt (flag_conserve_stack): Initialised to zero.
9208 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
9210 PR/39002
9211 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
9212 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
9213 method.
9215 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
9217 * ira-color.c (allocno_reload_assign): Update comments.
9218 * regmove.c (regmove_optimize): Likewise.
9220 * ra.h: Removed.
9222 2009-01-29 Robert Millan <rmh@aybabtu.com>
9224 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
9225 * config/i386/kopensolaris-gnu.h: New file. Undefine
9226 `MD_UNWIND_SUPPORT'.
9227 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
9229 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
9231 PR tree-optimization/39007
9232 * tree-loop-distribution.c (generate_builtin): Use
9233 recompute_dominator to compute the immediate dominator of the
9234 basic block just after the loop.
9236 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9238 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
9239 (ASM_OUTPUT_DWARF_PCREL): Define.
9241 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
9243 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
9244 * doc/passes.texi: Remove entries about regclass, local-alloc, and
9245 global. Modify entries about regmove and IRA.
9247 * ra-conflict.c: Remove the file.
9249 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
9251 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
9252 (pass_regclass_init): Rename to pass_reginfo_init.
9254 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
9256 * toplev.h (flag_ira): Remove.
9258 * caller-save.c (setup_save_areas): Remove flag_ira.
9260 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
9262 * global.c: Remove the file.
9264 * opts.c (decode_options): Remove flag_ira.
9266 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
9268 * regmove.c: Modify file description.
9269 (find_use_as_address, try_auto_increment): Define them only if
9270 AUTO_INC_DEC is defined.
9271 (replacement_quality, replace_in_call_usage, fixup_match_1,
9272 stable_and_no_regs_but_for_p): Remove.
9273 (reg_set_in_bb): Make it static.
9274 (regmove_optimize): Remove flag_ira and code which worked for
9275 !flag_ira.
9277 * local-alloc.c: Remove the file.
9279 * common.opt (fira): Remove.
9281 * ira.c: Include except.h.
9282 (eliminable_regset): Move from global.c.
9283 (mark_elimination): Ditto. Remove flag_ira.
9284 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
9285 equiv_mem_modified, validate_equiv_mem_from_store,
9286 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
9287 contains_replace_regs, memref_referenced_p, memref_used_between_p,
9288 no_equiv, recorded_label_ref): Move from local-alloc.c.
9289 (update_equiv_regs): Ditto. Make it static.
9290 (print_insn_chain, print_insn_chains): Move it from global.c.
9291 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
9292 (build_insn_chain): Ditto. Make it static.
9293 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
9294 Rename to init_live_subregs.
9295 (gate_ira): Remove flag_ira.
9297 * regclass.c: Rename reginfo.c. Change file description.
9298 (FORBIDDEN_INC_DEC_CLASSES): Remove.
9299 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
9300 (init_reg_sets_1): Remove code for evaluation of
9301 reg_class_superclasses and losing_caller_save_reg_set.
9302 (init_regs): Remove init_reg_autoinc.
9303 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
9304 ok_for_base_p_nonstrict): Remove.
9305 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
9306 (pass_regclass_init): Rename to pass_reginfo_init. Modify
9307 corresponding entries.
9308 (dump_regclass, record_operand_costs, scan_one_insn,
9309 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
9310 record_address_regs, auto_inc_dec_reg_p): Remove.
9311 (gt-regclass.h): Rename to gt-reginfo.h.
9313 * rtl.h (dump_global_regs, retry_global_alloc,
9314 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
9316 * Makefile.in (RA_H): Remove.
9317 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
9318 Rename regclass.o to reginfo.o.
9319 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
9320 gt-reginfo.h.
9321 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
9322 (GTFILES): Rename regclass.c to reginfo.c.
9324 * passes.c (init_optimization_passes): Remove pass_local_alloc and
9325 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
9327 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9328 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
9329 Remove flag_ira.
9330 (finish_spills): Ditto. Remove code for !flag_ira.
9332 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
9334 PR middle-end/35854
9335 * doc/invoke.texi (rtl debug options): Complete rewrite.
9336 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
9337 to auto_inc_dec".
9338 * mode-switching.c (pass_mode_switching): Rename pass from
9339 "mode-sw" to "mode_sw".
9340 * except.c (pass_convert_to_eh_ranges): Rename pass from
9341 "eh-ranges" to "eh_ranges".
9342 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
9343 to "subreg1".
9346 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
9347 Alexander Monakov <amonakov@ispras.ru>
9349 PR middle-end/38857
9350 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
9351 register.
9352 (move_exprs_to_boundary): Change return type and pass through
9353 should_move from move_op. Relax assert. Update usage ...
9354 (schedule_expr_on_boundary): ... here. Use should_move instead of
9355 cant_move.
9356 (move_op_orig_expr_found): Indicate that insn was disconnected from
9357 stream.
9358 (code_motion_process_successors): Do not call after_merge_succs
9359 callback if original expression was not found when traversing any of
9360 the branches.
9361 (code_motion_path_driver): Change return type. Update prototype.
9362 (move_op): Update comment. Add a new parameter (should_move). Update
9363 prototype. Set *should_move based on indication provided by
9364 move_op_orig_expr_found.
9366 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
9368 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
9369 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
9370 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
9371 * config/rs6000/rs6000.c (rs6000_override_options): Default
9372 avoid-indexed-addresses on for Power6, off for everything else.
9373 (avoiding_indexed_address_p): New function.
9374 (rs6000_legitimize_address): Use it.
9375 (rs6000_legitimate_address): Likewise.
9376 * config/rs6000/rs6000.md (movXX_updateX): Likewise
9378 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
9380 PR tree-optimization/38997
9381 * tree-loop-distribution.c (generate_memset_zero): Use
9382 POINTER_PLUS_EXPR for a pointer addition.
9384 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
9386 * config/s390/s390.md (bswap<mode>2): New pattern added.
9388 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
9390 * config/s390/s390.md (*tls_load_31): Added type attribute.
9392 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
9394 * config/s390/s390.md: Fix a few comments.
9396 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
9398 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
9399 (*tm<mode>_full): Fixed z10prop attribute.
9400 (*tst<mode>_extimm): Fixed z10prop attribute.
9401 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
9402 (*tstqiCCT_cconly): Fixed z10prop attribute.
9403 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
9404 (*movsi_larl): Fixed z10prop attribute.
9405 (*movsi_zarch): Fixed z10prop attribute.
9406 (*movsi_eas): Fixed z10prop attribute.
9407 (*movhi): Fixed z10prop attribute.
9408 (*movqi): Fixed z10prop attribute.
9409 (*movstrictqi): Fixed z10prop attribute.
9410 (*mov<mode>): Fixed z10prop attribute.
9411 (*movcc): Fixed z10prop attribute.
9412 (*sethighpartdi_64): Fixed z10prop attribute.
9413 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
9414 (*negdi2_sign_cc): Fixed z10prop attribute.
9415 (*negdi2_sign): Fixed z10prop attribute.
9416 (*absdi2_sign_cc): Fixed z10prop attribute.
9417 (*absdi2_sign): Fixed z10prop attribute.
9418 (*negabsdi2_sign_cc): Fixed z10prop attribute.
9419 (*negabsdi2_sign): Fixed z10prop attribute.
9420 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
9421 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
9422 (doloop_si64): Fixed z10prop attribute.
9423 (doloop_si31): Fixed z10prop attribute.
9424 (doloop_long): Fixed z10prop attribute.
9425 (indirect_jump): Fixed z10prop attribute.
9426 (nop): Fixed z10prop attribute.
9427 (main_base_64): Fixed z10prop attribute.
9428 (reload_base_64): Fixed z10prop attribute.
9430 2009-01-28 Jakub Jelinek <jakub@redhat.com>
9432 PR rtl-optimization/38740
9433 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
9434 if !optimize.
9435 * config/mips/mips.c (mips_reorg): Likewise.
9437 2009-01-28 Richard Guenther <rguenther@suse.de>
9439 PR tree-optimization/38926
9440 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
9441 with the correct value id to a value.
9442 (do_regular_insertion): Use the value number of edoubleprime
9443 for the value number of the expr.
9445 Revert
9446 2008-08-21 Richard Guenther <rguenther@suse.de>
9448 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9449 a PHI ask VN if it is already available.
9450 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9451 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9453 2009-01-28 Jakub Jelinek <jakub@redhat.com>
9455 PR middle-end/38934
9456 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
9457 set to varying whenever max has TREE_OVERFLOW set, similarly
9458 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
9460 2009-01-28 Richard Guenther <rguenther@suse.de>
9462 PR middle-end/38908
9463 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
9464 uninitialized aggregate uses in call arguments.
9466 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
9468 PR tree-optimization/38984
9469 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
9470 the nothing_id variable if -fno-delete-null-pointer-checks.
9472 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
9474 PR target/38988
9475 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
9476 (set_got_offset_rex64): Ditto.
9478 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
9480 PR target/38941
9481 * doc/extend.texi: Improve local variable with asm reg.
9483 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
9485 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
9486 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
9487 was not supplied then set warn_packed_bitfield_compat to the
9488 default value of 1.
9489 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
9490 against 1.
9492 2009-01-27 Richard Guenther <rguenther@suse.de>
9494 PR tree-optimization/38503
9495 * cfgexpand.c (expand_gimple_basic_block): Ignore
9496 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
9497 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
9498 variables that cannot have TBAA applied.
9499 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
9500 statements.
9502 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
9504 PR middle-end/38969
9505 * calls.c (initialize_argument_information): Do not wrap complex
9506 arguments in SAVE_EXPR.
9508 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
9510 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
9511 (INSTALL_LIBGCC): Revert typo commit.
9513 2009-01-26 Richard Guenther <rguenther@suse.de>
9515 PR tree-optimization/38745
9516 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
9517 from special handling.
9519 2009-01-26 Richard Guenther <rguenther@suse.de>
9521 PR tree-optimization/38745
9522 * tree-ssa.c (execute_update_addresses_taken): Do not include
9523 variables that cannot possibly be a register in not_reg_needs.
9524 Do not clear TREE_ADDRESSABLE on vars that may not become
9525 registers.
9526 * tree-ssa.c (update_alias_info_1): Include those in the set
9527 of addressable vars.
9529 2009-01-26 Richard Guenther <rguenther@suse.de>
9531 PR middle-end/38851
9532 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
9533 * tree-ssa-dse.c: Include langhooks.h
9534 (execute_simple_dse): Remove stores with zero size.
9536 2009-01-24 Jakub Jelinek <jakub@redhat.com>
9538 PR c/38957
9539 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
9540 as PLUS_EXPR.
9542 2009-01-24 Julian Brown <julian@codesourcery.com>
9544 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
9545 config/arm/linux-atomic.c.
9546 * config/arm/linux-atomic.c: New.
9548 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
9550 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
9551 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
9552 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
9554 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
9556 PR c/38938
9557 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
9558 properly.
9560 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
9562 PR tree-optimization/38953
9563 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
9564 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
9565 (gloog): Split the exit of the scop when the scop exit is a loop exit.
9566 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
9567 changed the CFG.
9569 2009-01-24 Paul Brook <paul@codesourcery.com>
9571 * config/arm/neon.md (neon_type): Move to arm.md.
9572 (neon_mov<VSTRUCT>): Add neon_type attribute.
9573 * config/arm/arm.md (neon_type): Move to here.
9574 (conds): Add "unconditioal" and use as default for NEON insns.
9576 2009-01-24 Ben Elliston <bje@au.ibm.com>
9578 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
9579 void *' warning from -Wc++-compat.
9580 * Makefile.in (dominance.o-warn): Remove.
9582 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
9584 PR tree-optimization/38932
9585 * fold-const.c (fold_unary_ignore_overflow): New.
9586 * tree.h (fold_unary_ignore_overflow): Declare.
9587 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
9588 * tree-ssa-sccvn.c (visit_reference_op_load,
9589 simplify_unary_expression): Likewise.
9591 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
9593 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
9594 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
9595 regardless of their type.
9596 * c-common.c (handle_packed_attribute): Don't ignore packed on
9597 bitfields.
9598 * c.opt (Wpacked-bitfield-compat): New warning option.
9599 * stor-layout.c (place_field): Warn if offset of a field changed.
9600 * doc/extend.texi (packed): Mention the ABI change.
9601 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
9602 (Warning Options): Add it to the list.
9604 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
9606 * c-opts.c (c_common_post_options): Fix a typo in comments.
9608 2009-01-22 Steve Ellcey <sje@cup.hp.com>
9610 PR middle-end/38615
9611 * gimplify.c (gimplify_init_constructor): Fix promotion of const
9612 variables to static.
9613 * doc/invoke.texi (-fmerge-all-constants): Update description.
9615 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
9617 PR target/38931
9618 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
9619 (*movdi_1_rex64): Use type "mmx" for alternative 5.
9621 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
9623 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
9624 a word boundary.
9625 (LOCAL_ALIGNMENT): Similarly.
9627 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
9628 Joseph Myers <joseph@codesourcery.com>
9630 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
9631 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
9632 * config/arm/arm-tune.md: Regenerate.
9633 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
9634 -march=iwmmxt2.
9636 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
9638 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
9639 version number to five.
9641 2009-01-22 Dodji Seketeli <dodji@redhat.com>
9643 PR c++/38930
9644 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
9645 * c-common.c (set_underlying_type): Likewise.
9646 (is_typedef_decl ): Likewise
9647 * tree.h: Likewise
9648 (set_underlying_type): Likewise.
9649 (is_typedef_type): Likewise.
9651 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
9653 PR middle-end/38587
9654 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
9655 crossing setjmps.
9657 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
9659 PR bootstrap/37660
9660 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
9661 (LIBGCC_SPEC): Don't define.
9662 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
9664 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
9666 PR rtl-optimization/38879
9667 * alias.c (base_alias_check): Unaligned access via AND address can
9668 alias all surrounding object types except those with sizes equal
9669 or wider than the size of unaligned access.
9671 2009-01-21 Dodji Seketeli <dodji@redhat.com>
9673 PR c++/26693
9674 * c-decl.c (clone_underlying_type): Move this ...
9675 * c-common.c (set_underlying_type): ... here.
9676 Also, make sure the function properly sets TYPE_STUB_DECL() on
9677 the newly created typedef variant type.
9678 (is_typedef_decl ): New entry point.
9679 * tree.h: Added a new member member_types_needing_access_check to
9680 struct tree_decl_non_common.
9681 (set_underlying_type): New entry point.
9682 (is_typedef_type): Likewise.
9684 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
9686 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
9687 Check whether two instructions have memory references that
9688 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
9689 are helper functions for traversing.
9690 * alias.h (insn_alias_sets_confilict_p): New prototypes.
9691 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
9692 not to draw dependency edge for instructions with non-conflicting
9693 alias sets.
9695 2009-01-20 Joseph Myers <joseph@codesourcery.com>
9697 PR other/38758
9698 * longlong.h: Update copyright years. Use soft-fp license notice.
9699 Sync __clz_tab declaration with glibc.
9701 2009-01-20 Steve Ellcey <sje@cup.hp.com>
9703 PR target/30687
9704 * doc/extend.texi (syscall_linkage): New.
9705 (version_id): Modify.
9707 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9708 Richard Guenther <rguenther@suse.de>
9710 PR tree-optimization/38747
9711 PR tree-optimization/38748
9712 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
9713 conversion if the base address is an indirect reference and the
9714 aliasing sets could cause issues.
9716 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9718 * common.opt (fgraphite, fgraphite-identity): Add comment for
9719 explaining why these options are not documented.
9721 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9723 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
9724 gimple_call_lhs is NULL.
9726 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
9728 PR target/38868
9729 * emit-rtl.c (adjust_address_1): Make sure memref is never
9730 overwritten.
9732 2009-01-20 Ben Elliston <bje@au.ibm.com>
9734 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9735 const qualifier from arg parameter. Remove unnecessary cast to char *.
9736 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9737 const qualifier from arg 2.
9739 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
9741 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
9743 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
9745 PR c/38869
9746 * rtl.h (reinit_regs): New prototype.
9747 * regclass.c: Include ira.h.
9748 (reinit_regs): New.
9749 * Makefile.in (regclass.o): Add ira.h.
9750 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
9752 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
9754 PR target/38736
9755 * c-common.c (handle_aligned_attribute): Use
9756 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
9757 default alignment value.
9759 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
9761 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
9762 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
9764 * doc/extend.texi: Update __attribute__ ((aligned)). Document
9765 __BIGGEST_ALIGNMENT__.
9767 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
9769 2009-01-18 Richard Guenther <rguenther@suse.de>
9771 PR tree-optimization/38819
9772 * tree-flow.h (operation_could_trap_helper_p): Declare.
9773 * tree-eh.c (operation_could_trap_helper_p): Export.
9774 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
9775 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
9776 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
9777 are about to insert a possibly trapping instruction and fail
9778 in this case.
9780 2009-01-18 Andreas Schwab <schwab@suse.de>
9782 * doc/install.texi (Configuration): Remove obsolete paragraph
9783 about use of --with-gnu-ld with --with-gnu-as.
9785 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
9787 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
9788 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
9789 Follow spelling conventions.
9791 2009-01-18 Ben Elliston <bje@au.ibm.com>
9793 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
9794 C++ warning about implicit conversion from void * to struct
9795 bitmap_head_def *.
9796 (bitmap_obstack_free): Likewise for bitmap_element *.
9797 * Makefile.in (bitmap.o-warn): Remove.
9799 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
9801 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
9803 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
9804 Tobias Grosser <tobi.grosser@amd.com>
9806 * graphite.c (graphite_trans_scop_block): Do not block single
9807 nested loops.
9809 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
9811 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
9812 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
9813 test with assertion.
9815 2009-01-16 Richard Guenther <rguenther@suse.de>
9817 PR tree-optimization/38835
9818 PR middle-end/36227
9819 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
9820 and INT + PTR -> (INT)(PTR p+ INT) folding.
9821 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
9823 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
9825 PR target/38554
9826 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
9827 the subreg from a lowpart subreg if it is also casting the value.
9829 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9830 Tobias Grosser <tobi.grosser@amd.com>
9832 * graphite.c (compare_prefix_loops): New.
9833 (build_scop_canonical_schedules): Rewritten.
9834 (graphite_transform_loops): Move build_scop_canonical_schedules
9835 after build_scop_iteration_domain.
9837 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9838 Tobias Grosser <tobi.grosser@amd.com>
9840 * graphite.c (add_conditions_to_domain): Add the loops to
9841 the dimension of the iteration domain. Do copy the domain
9842 only when it exists.
9843 (build_scop_conditions_1): Do not call add_conditions_to_domain.
9844 (add_conditions_to_constraints): New.
9845 (can_generate_code_stmt, can_generate_code): Removed.
9846 (gloog): Do not call can_generate_code.
9847 (graphite_transform_loops): Call add_conditions_to_constraints
9848 after building the iteration domain.
9850 2009-01-16 Jakub Jelinek <jakub@redhat.com>
9852 PR tree-optimization/38789
9853 * tree-ssa-threadedge.c
9854 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
9855 __builtin_constant_p.
9857 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9859 * dce.c (delete_unmarked_insns): Reversed the order that insns are
9860 examined before deleting them.
9862 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
9864 * function.c (aggregate_value_p): Correctly extract the function
9865 type from CALL_EXPR_FN lookup.
9867 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9869 * config/picochip/picochip.c (picochip_override_options): Revert
9870 CFI asm flag disable commited previously.
9872 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
9873 Tobias Grosser <tobi.grosser@amd.com>
9874 Jan Sjodin <jan.sjodin@amd.com>
9876 * graphite.c (scan_tree_for_params): On substractions negate
9877 all the coefficients of the term.
9878 (clast_to_gcc_expression_red): New. Handle reduction expressions
9879 of more than two operands.
9880 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
9881 (get_vdef_before_scop): Handle also the case of default definitions.
9883 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9885 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
9886 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
9887 Also use them when walking CALL_INSN_FUNCTION_USAGE.
9889 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
9890 Joey Ye <joey.ye@intel.com>
9892 PR middle-end/37843
9893 * cfgexpand.c (expand_stack_alignment): Don't update stack
9894 boundary nor check incoming stack boundary here.
9895 (gimple_expand_cfg): Update stack boundary and check incoming
9896 stack boundary here.
9898 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9900 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
9902 2009-01-14 Jakub Jelinek <jakub@redhat.com>
9904 PR rtl-optimization/38245
9905 * calls.c (expand_call): Add stack arguments to
9906 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9907 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
9908 in regs and partially in memory or BLKmode arguments.
9909 (emit_library_call_value_1): Add stack arguments to
9910 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9911 ACCUMULATE_OUTGOING_ARGS).
9912 * dce.c: Include tm_p.h.
9913 (find_call_stack_args): New function.
9914 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
9915 argument.
9916 (mark_insn): Call find_call_stack_args for CALL_Ps.
9917 (prescan_insns_for_dce): Walk insns backwards in bb rather than
9918 forwards. Allocate and free arg_stores bitmap if needed, pass it
9919 down to deletable_insn_p, don't mark stores set in arg_stores
9920 bitmap, clear the bitmap at the beginning of each bb.
9921 * Makefile.in (dce.o): Depend on $(TM_P_H).
9923 2009-01-14 Michael Meissner <gnu@the-meissners.org>
9925 PR target/22599
9926 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
9927 to make sure the insn is a conditional test (bug 22599). Reformat a
9928 few long lines.
9930 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
9932 PR middle-end/38431
9933 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
9934 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
9935 (gloog): Do not call cleanup_tree_cfg.
9936 (graphite_transform_loops): Call cleanup_tree_cfg after all
9937 scops have been code generated.
9939 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
9940 * doc/gty.texi (Invoking the garbage collector): Added new node
9941 and section documenting ggc_collect.
9943 2009-01-14 Richard Guenther <rguenther@suse.de>
9945 PR tree-optimization/38826
9946 PR middle-end/38477
9947 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
9948 initialization notes only if we actually emitted a warning.
9949 (intra_create_variable_infos): Add constraints for a result decl
9950 that is passed by hidden reference.
9951 (build_pred_graph): Mark all related variables non-direct on
9952 address-taking.
9954 2009-01-14 Nick Clifton <nickc@redhat.com>
9956 * ira-conflicts.c: Include addresses.h for the definition of
9957 base_reg_class.
9958 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
9959 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
9961 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
9963 PR target/38811
9964 * Makefile.in (ira-lives.o): Add except.h.
9966 * ira-lives.c: Include except.h.
9967 (process_bb_node_lives): Process can_throw_internal.
9969 2009-01-13 Jakub Jelinek <jakub@redhat.com>
9971 PR rtl-optimization/38774
9972 * combine.c (simplify_set): When undoing cc_use change, don't do
9973 PUT_CODE on the newly created comparison, but instead put back the
9974 old comparison.
9976 2009-01-13 Joseph Myers <joseph@codesourcery.com>
9978 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
9979 values. Remove duplicate arm8 entry.
9981 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9983 PR tree-optimization/38786
9984 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
9985 the SSA_NAME case of expand_scalar_variables_expr.
9986 Set the type of an expression to the type of its assign statement.
9987 (expand_scalar_variables_expr): Also gather the scalar computation
9988 used to index the memory access. Do not pass loop_p.
9989 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
9990 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
9991 the gimple_stmt_iterator where it inserts new code.
9992 Do not pass loop_p.
9993 (copy_bb_and_scalar_dependences): Do not pass loop_p.
9994 (translate_clast): Update call to copy_bb_and_scalar_dependences.
9996 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9998 * graphite.h (debug_value): Removed.
9999 * graphite.c (debug_value): Removed.
10001 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
10003 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
10004 ldrd/strd with two 32-bit instructions.
10006 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
10008 * config/arm/arm.c (struct processors): Pass for speed down into
10009 cost helper functions.
10010 (const_ok_for_op): Handle COMPARE and inequality nodes.
10011 (arm_rtx_costs_1): Rewrite.
10012 (arm_size_rtx_costs): Update prototype.
10013 (arm_rtx_costs): Pass speed down to helper functions.
10014 (arm_slowmul_rtx_costs): Rework cost calculations.
10015 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
10016 (arm_9e_rtx_costs): Likewise.
10018 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
10020 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
10021 relocations of local symbols wider than UNITS_PER_WORD are not valid.
10022 (alpha_legitimize_address): Do not split local symbols wider than
10023 UNITS_PER_WORD into HIGH/LO_SUM parts.
10025 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
10027 PR bootstrap/38580
10028 * gcc.c (process_command): Replace call to execvp with calls
10029 to pex_one and exit.
10031 2009-01-03 Anatoly Sokolov <aesok@post.ru>
10033 PR target/29141
10034 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
10035 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
10036 variant for devices with 3-byte PC.
10037 (__tablejump_elpm__): New.
10039 2009-01-12 Jakub Jelinek <jakub@redhat.com>
10041 PR c/32041
10042 * c-parser.c (c_parser_postfix_expression): Allow `->' in
10043 offsetof member-designator, handle it as `[0].'.
10045 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10047 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
10048 function when not using named sections on targets with named sections
10049 if branch distance is less than 262132.
10051 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
10053 * combine.c (combine_instructions): Recompute
10054 optimize_this_for_speed_p for each BB in the main combine loop.
10056 2009-01-12 Tomas Bily <tbily@suse.cz>
10058 PR middlend/38385
10059 * tree-loop-distribution.c (prop_phis): New function.
10060 (generate_builtin): Call prop_phis.
10061 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
10063 2009-01-12 Jakub Jelinek <jakub@redhat.com>
10065 PR tree-optimization/38807
10066 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
10067 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
10069 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10071 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10072 subreg of op0 to the original op0.
10074 2009-01-11 Laurent GUERBY <laurent@guerby.net>
10076 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
10078 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
10080 PR debug/7055
10081 * mips-tfile.c (parse_def): Fix parsing of def strings
10082 starting with digits.
10084 2009-01-10 Jakub Jelinek <jakub@redhat.com>
10086 PR target/38695
10087 * config/arm/arm.c (arm_is_long_call_p): Don't call
10088 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
10090 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
10092 * regrename.c (regrename_optimize): Fix dumping.
10093 (find_oldest_value_reg): Preserve REG_POINTER.
10094 (copy_hardreg_forward_1): Likewise.
10096 2009-01-09 Diego Novillo <dnovillo@google.com>
10098 * gimple.h (struct gimple_statement_base) <uid>: Document
10099 the restrictions on its use.
10100 (gimple_uid): Tidy.
10101 (gimple_set_uid): Tidy.
10103 2009-01-09 Jakub Jelinek <jakub@redhat.com>
10105 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
10106 zero guard even if align_bytes != 0 and count is smaller than
10107 size_needed.
10109 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
10111 PR rtl-optimization/38495
10112 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
10113 (add_range_and_copies_from_move_list): Print all added ranges.
10114 Add ranges to memory optimized destination.
10116 2009-01-09 Jakub Jelinek <jakub@redhat.com>
10118 PR target/38686
10119 PR target/38708
10120 * config/i386/i386.c (override_options): Reject
10121 -mstringop-strategy=rep_8byte with -m32.
10122 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
10123 to 1. Do count comparison against epilogue_size_needed at compile
10124 time even when count_exp was constant forced into register. For
10125 size_needed don't jump to epilogue, instead just avoid aligning
10126 and invoke the body algorithm. If need_zero_guard, add zero guard
10127 even if count is non-zero, but smaller than size_needed + number of
10128 bytes that could be stored for alignment.
10129 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
10130 to 1. If need_zero_guard, add zero guard even if count is non-zero,
10131 but smaller than size_needed + number of bytes that could be stored
10132 for alignment. Compare size_needed with epilogue_size_needed instead
10133 of desired_align - align, don't adjust size_needed, pass
10134 epilogue_size_needed to the epilogue expanders.
10136 PR c/35742
10137 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
10139 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10141 * pa.c (last_address): Change to unsigned.
10142 (update_total_code_bytes): Change argument to unsigned. Don't
10143 check if insn addresses are set.
10144 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
10145 addresses are not set.
10146 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
10148 2009-01-09 Nick Clifton <nickc@redhat.com>
10150 * config/sh/symbian.c: Replace uses of DECL_INLINE with
10151 DECL_DECLARED_INLINE_P.
10153 2009-01-09 Jakub Jelinek <jakub@redhat.com>
10155 PR middle-end/38347
10156 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
10157 GET_MODE (op0) in operand_subword_force calls.
10159 PR middle-end/38771
10160 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
10161 fold_convert arg0 operands to TREE_TYPE (op0) first.
10163 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
10165 * params.def (ira-max-conflict-table-size): Decrease default value
10166 to 1000.
10168 2009-01-08 Jakub Jelinek <jakub@redhat.com>
10170 PR tree-optimization/37031
10171 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
10172 on parameter_set.
10173 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
10174 allocate it using gc instead of heap, use VEC_quick_push instead of
10175 VEC_safe_push.
10176 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
10177 instead of heap, use VEC_quick_push instead of VEC_safe_push.
10178 * tree-data-ref.h (struct access_matrix): Change matrix to gc
10179 allocated vector from heap allocated.
10180 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
10181 * tree-loop-linear.c (linear_transform_loops): Allocate nest
10182 vector only after perfect_loop_nest_depth call.
10184 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
10185 Jan Sjodin <jan.sjodin@amd.com>
10187 PR tree-optimization/38559
10188 * graphite.c (debug_value, copy_constraint,
10189 swap_constraint_variables, scale_constraint_variable, ): New.
10190 (get_lower_bound, get_upper_bound): Removed.
10191 (graphite_trans_bb_strip_mine): Clean up this code that works
10192 only for constant number of iterations. Fully copy upper and
10193 lower bound constraints, not only the constant part of them.
10194 * graphite.h (debug_value): Declared.
10196 2009-01-08 Ira Rosen <irar@il.ibm.com>
10198 PR tree-optimization/37194
10199 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
10200 Don't add the cost of cost model guard in prologue to scalar
10201 outside cost in case of known number of iterations.
10203 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
10204 Alan Modra <amodra@bigpond.net.au>
10206 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
10207 non-word-aligned REG+CONST addressing.
10209 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
10211 PR target/38706
10212 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
10213 free_after_compilation when outputting a thunk.
10214 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
10215 Do not call free_after_compilation here.
10217 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
10219 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
10220 (ix86_valid_target_attribute_inner_p): Ditto.
10222 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
10224 PR tree-optimization/38492
10225 PR tree-optimization/38498
10226 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
10227 * tree-chrec.h (scev_is_linear_expression): Declared.
10228 * graphite.c (graphite_cannot_represent_loop_niter): New.
10229 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
10230 (graphite_loop_normal_form): Use gcc_assert.
10231 (scan_tree_for_params): Use CASE_CONVERT.
10232 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
10233 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
10234 Use gcc_assert. Discard scops that contain unhandled cases.
10235 (build_scop_conditions): Return a boolean status for unhandled cases.
10236 (strip_mine_profitable_p): Print the loop number, not its depth.
10237 (is_interchange_valid): Pass the depth of the loop nest, don't
10238 recompute it wrongly.
10239 (graphite_trans_bb_block): Same.
10240 (graphite_trans_bb_block): Print tentative of loop blocking.
10241 (graphite_trans_scop_block): Do not print that the loop has been
10242 blocked.
10243 (graphite_transform_loops): Do not handle scops that contain condition
10244 scalar phi nodes.
10246 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
10248 AVX Programming Reference (December, 2008)
10249 * config/i386/avxintrin.h (_mm256_stream_si256): New.
10250 (_mm256_stream_pd): Likewise.
10251 (_mm256_stream_ps): Likewise.
10253 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
10254 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
10255 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
10256 (bdesc_special_args): Add __builtin_ia32_movntdq256,
10257 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
10258 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
10259 (ix86_expand_special_args_builtin): Likewise.
10261 * config/i386/sse.md (AVXMODEDI): New.
10262 (avx_movnt<mode>): Likewise.
10263 (avx_movnt<mode>): Likewise.
10264 (<sse>_movnt<mode>): Remove AVX support.
10265 (sse2_movntv2di): Likewise.
10267 2009-01-07 Richard Guenther <rguenther@suse.de>
10269 PR middle-end/38751
10270 * fold-const.c (extract_muldiv): Remove obsolete comment.
10271 (fold_plusminus_mult_expr): Undo MINUS_EXPR
10272 to PLUS_EXPR canonicalization for the canonicalization.
10274 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
10276 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
10277 hosted cross-compilers generating less efficient code.
10279 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
10281 * function.h (rtl_data): Add a dbr_scheduled_p field.
10282 * reorg.c (dbr_schedule): Set it.
10283 (gate_handle_delay_slots): Check it.
10284 * config/mips/mips.c (mips_base_delayed_branch): Delete.
10285 (mips_reorg): Check flag_delayed_branch instead of
10286 mips_base_delayed_branch.
10287 (mips_override_options): Don't set mips_base_delayed_branch
10288 or flag_delayed_branch.
10290 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
10292 PR rtl-optimization/38426.
10293 * ira.c (ira): Set current_function_is_leaf earlier.
10295 2009-01-06 Jakub Jelinek <jakub@redhat.com>
10297 PR rtl-optimization/38722
10298 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
10299 too early, only set a flag and modify after last possible
10300 undo_all point.
10302 2009-01-06 Janis Johnson <janis187@us.ibm.com>
10304 PR c/34252
10305 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
10306 * real.c (decimal_single_format): Correct values of emin and emax.
10307 (decimal_double_format): Ditto.
10308 (decimal_quad_format): Ditto.
10309 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
10310 computation of DECnn_MIN and DECnn_MAX for corrected values of
10311 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
10312 __DECnn_MIN__, and adjust its computation for the corrected value
10313 of emin.
10315 2009-01-06 Jan Hubicka <jh@suse.cz>
10317 PR target/38744
10318 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
10320 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
10322 * doc/contrib.texi (Contributors): Slightly adjust the end note.
10323 Add Robert Clark to the list of testers.
10325 2009-01-06 Jan Hubicka <jh@suse.cz>
10326 Kai Tietz <kai.tietz@onevision.com>
10328 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
10329 * config/i386/i386.c (ix86_expand_call): Add clobbers.
10331 2009-01-06 Jan Hubicka <jh@suse.cz>
10332 Kai Tietz <kai.tietz@onevision.com>
10334 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
10335 for w64 ABI.
10336 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
10337 (ix86_nsaved_regs): Count only general purpose regs.
10338 (ix86_nsaved_sseregs): New.
10339 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
10340 to 16 for w64; compute padding and size of sse reg save area.
10341 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
10342 general purpose regs.
10343 (ix86_emit_save_sse_regs_using_mov): New.
10344 (ix86_expand_prologue): Save SSE regs if needed.
10345 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
10346 (ix86_emit_restore_sse_regs_using_mov): New.
10347 (ix86_expand_epilogue): Save SSE regs if needed.
10349 2009-01-06 Jan Hubicka <jh@suse.cz>
10350 Kai Tietz <kai.tietz@onevision.com>
10352 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
10353 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
10354 functions when accumulate outgoing args is off.
10356 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
10358 PR bootstrap/38742
10359 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
10360 before using pseudos_have_intersected_live_ranges_p.
10362 * ira-int.h (ira_assert): Always define.
10364 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
10366 AVX Programming Reference (December, 2008)
10367 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
10368 (_mm256_permute2_pd): Likewise.
10369 (_mm_permute2_ps): Likewise.
10370 (_mm256_permute2_ps): Likewise.
10371 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
10372 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
10374 * config/i386/i386.c (ix86_builtins): Remove
10375 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
10376 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
10377 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
10378 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
10379 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
10380 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
10381 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
10382 __builtin_ia32_vpermil2ps256.
10383 (ix86_init_mmx_sse_builtins): Updated.
10384 (ix86_expand_args_builtin): Likewise.
10386 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10388 * pa.c (output_call): Relocate non-jump insns in the delay slot of
10389 long absolute calls when generating PA 2.0 code.
10391 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
10393 PR rtl-optimization/38583
10394 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
10396 * params.def (ira-max-conflict-table-size): New.
10398 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
10400 * ira.h (ira_conflicts_p): New external definition.
10402 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
10403 table. Report this. Return result of building.
10404 (ira_build_conflicts): Use ira_conflicts_p. Check result of
10405 building conflict table.
10407 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
10408 (ira_color): Use ira_conflicts_p.
10410 * global.c: Include ira.h.
10411 (pseudo_for_reload_consideration_p, build_insn_chain): Use
10412 ira_conflicts_p.
10414 * Makefile.in (global.o): Add ira.h.
10416 * ira-build.c (mark_all_loops_for_removal,
10417 propagate_some_info_from_allocno): New.
10418 (remove_unnecessary_allocnos): Call
10419 propagate_some_info_from_allocno.
10420 (remove_low_level_allocnos): New.
10421 (remove_unnecessary_regions): Add parameter. Call
10422 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
10423 parameter to remove_unnecessary_regions.
10424 (ira_build): Remove all regions but root if the conflict table was
10425 not built. Update conflict hard regs for allocnos crossing calls.
10427 * ira.c (ira_conflicts_p): New global.
10428 (ira): Define and use ira_conflicts_p.
10430 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
10431 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
10432 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
10434 2009-01-06 Ben Elliston <bje@au.ibm.com>
10436 * gengtype-lex.l (YY_NO_INPUT): Define.
10438 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10440 PR c/34911
10441 * c-common.c (handle_vector_size_attribute): Also reject
10442 BOOLEAN_TYPE types.
10444 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
10446 PR tree-optimization/38492
10447 * graphite.c (rename_map_elt, debug_rename_elt,
10448 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
10449 rename_map_elt_info, eq_rename_map_elts,
10450 get_new_name_from_old_name, bb_in_sese_p): Moved around.
10451 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
10452 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
10453 (sese_build_livein_liveouts): New.
10454 (new_sese, free_sese): New.
10455 (new_scop): Call new_sese.
10456 (free_scop): Call free_sese.
10457 (rename_variables_from_edge, rename_phis_end_scop): Removed.
10458 (register_old_new_names): Renamed register_old_and_new_names.
10459 (register_scop_liveout_renames, add_loop_exit_phis,
10460 insert_loop_close_phis, struct igp,
10461 default_liveout_before_guard, add_guard_exit_phis,
10462 insert_guard_phis, copy_renames): New.
10463 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
10464 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
10465 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
10466 (scop_adjust_phis_for_liveouts): New.
10467 (gloog): Call scop_adjust_phis_for_liveouts.
10469 * graphite.h (struct sese): Documented. Added fields liveout,
10470 num_ver and livein.
10471 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
10472 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
10473 (struct scop): Added field liveout_renames.
10474 (SCOP_LIVEOUT_RENAMES): New.
10476 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
10478 PR tree-optimization/38510
10479 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
10480 (translate_clast): Call recompute_all_dominators before
10481 graphite_verify.
10482 (gloog): Call recompute_all_dominators before graphite_verify.
10484 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
10485 Jan Sjodin <jan.sjodin@amd.com>
10487 PR tree-optimization/38500
10488 * graphite.c (create_sese_edges): Call fix_loop_structure after
10489 splitting blocks.
10491 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10493 * config.gcc: Add m32r*-*-rtems*.
10494 * config/m32r/rtems.h: New file.
10496 2009-01-05 Ben Elliston <bje@au.ibm.com>
10498 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
10499 (.po.pox): Likewise.
10500 (po/gcc.pot): Likewise.
10502 2009-01-04 David S. Miller <davem@davemloft.net>
10504 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
10505 (STARTING_FRAME_OFFSET): Always set to zero.
10507 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
10509 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
10510 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
10511 fixed-point types, and vectors of the same.
10513 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
10515 * config/mips/sync.md (*mb_barrier): Rename to...
10516 (*memory_barrier): ...this.
10518 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
10520 * doc/extend.texi (Function Attributes): Move @cindex after @item
10521 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
10522 and put in alphabetical order. Fix 'target' name and put in order.
10523 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
10524 typos.
10526 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
10528 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
10529 (memory_barrier): Expand as unspec instead of unspec_volatile.
10530 Remove mem:BLK from insn operands. Use Pmode scratch register.
10531 (*memory_barrier): Define as unspec instead of unspec_volatile.
10532 Use (match_dup 0) as input operand.
10534 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
10535 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
10536 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
10537 scratch register. Remove operand 1.
10538 (*stbar): Define as unspec instead of unspec_volatile.
10539 Use (match_dup 0) as input operand, remove (const_int 8).
10540 (*membar): Define as unspec instead of unspec_volatile.
10541 Use (match_dup 0) as input operand, remove input operand 2.
10543 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
10544 (memory_barrier): Expand as unspec instead of unspec_volatile.
10545 Remove mem:BLK from insn operands. Use Pmode scratch register.
10546 (*memory_barrier): Define as unspec instead of unspec_volatile.
10547 Use (match_dup 0) as input operand.
10549 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
10550 Remove mem:BLK from insn operands. Use Pmode scratch register.
10551 Set volatile flag on operand 0.
10552 (*memory_barrier): New insn pattern.
10554 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
10555 insn operands.
10556 (*memory_barrier): Use (match_dup 0) as input operand.
10558 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
10559 Remove mem:BLK from insn operands. Use Pmode scratch register.
10560 Set volatile flag on operand 0.
10561 (*mb_internal): New insn pattern.
10563 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
10565 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
10567 PR middle-end/38586
10568 * function.c (struct temp_slot): Move to the section of the file
10569 that deals with temp slots. Remove field 'address'.
10570 (temp_slot_address_table): New hash table of address -> temp slot.
10571 (struct temp_slot_address_entry): New struct, items for the table.
10572 (temp_slot_address_compute_hash, temp_slot_address_hash,
10573 temp_slot_address_eq, insert_temp_slot_address): Support functions
10574 for the new table.
10575 (find_temp_slot_from_address): Rewrite to use the new hash table.
10576 (remove_unused_temp_slot_addresses): Remove addresses of temp
10577 slots that have been made available.
10578 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
10579 worker function for remove_unused_temp_slot_addresses.
10580 (assign_stack_temp_for_type): Don't clear the temp slot address list.
10581 Add the temp slot address to the address -> temp slot map.
10582 (update_temp_slot_address): Update via insert_temp_slot_address.
10583 (free_temp_slots): Call remove_unused_temp_slot_addresses.
10584 (pop_temp_slots): Likewise.
10585 (init_temp_slots): Allocate the address -> temp slot map, or empty
10586 the map if it is already allocated.
10587 (prepare_function_start): Initialize temp slot processing.
10589 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
10591 PR middle-end/38584
10592 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
10593 Calculate the size of all stack vars assuming no packing of stack
10594 vars will happen, replacing a quadratic algorithm with a linear one.
10596 2009-01-03 Jakub Jelinek <jakub@redhat.com>
10598 PR target/38707
10599 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
10600 can't be used.
10602 2009-01-03 Diego Novillo <dnovillo@google.com>
10604 * doc/contrib.texi: Update contributions.
10606 2009-01-03 Jakub Jelinek <jakub@redhat.com>
10608 PR c++/38705
10609 * builtins.c (fold_builtin_memory_op): Give up if either operand
10610 is volatile. Set srctype or desttype to non-qualified version
10611 of the other type.
10613 PR c/38700
10614 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
10615 and FUNCTION_DECLs.
10617 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
10619 PR rtl-optimization/35805
10620 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
10621 problem if fast dce is able to remove any instructions.
10622 * dce.c (dce_process_block): Fix dump message.
10624 2009-01-02 Mark Mitchell <mark@codesourcery.com>
10626 PR 33649
10627 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
10629 2009-01-02 Jakub Jelinek <jakub@redhat.com>
10631 PR middle-end/38690
10632 * tree-flow.h (op_code_prio, op_prio): New prototypes.
10633 * tree-pretty-print.c (op_code_prio): New function.
10634 (op_prio): No longer static. Use op_code_prio.
10635 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
10636 Use op_prio and op_code_prio to determine if () should be
10637 printed around operand(s) or not.
10639 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
10640 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
10641 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
10642 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
10643 pp_character instead of pp_string for single letter printing.
10645 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10647 * doc/extend.texi: Fix '#pragma GCC option' typo.
10649 2009-01-02 Richard Guenther <rguenther@suse.de>
10651 * doc/install.texi (--enable-checking): Mention different
10652 default for stage1.
10653 (--enable-stage1-checking): Document.
10655 2009-01-01 Andrew Pinski <pinskia@gmail.com>
10657 PR middle-end/30142
10658 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
10659 case to be an error.
10661 2009-01-02 Ben Elliston <bje@au.ibm.com>
10663 * config/fp-bit.h (pack_d): Constify argument.
10664 * config/fp-bit.c (makenan): Constify return type. Remove casts.
10665 (isnan): Constify argument.
10666 (isinf): Likewise.
10667 (iszero): Likewise.
10668 (pack_d): Likewise.
10669 (_fpadd_parts): Constify return type.
10670 (_fpmul_parts): Likewise.
10671 (_fpdiv_parts): Likewise.
10673 2009-01-01 Jakub Jelinek <jakub@redhat.com>
10675 PR c/36489
10676 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
10677 warn about overwriting initializer with side-effects or
10678 -Woverride-init if !IMPLICIT.
10679 (output_init_element): Likewise. Pass IMPLICIT down to
10680 add_pending_init.
10681 (process_init_element): Add IMPLICIT argument. Pass it down
10682 to output_init_element.
10683 (push_init_element, pop_init_level, set_designator): Adjust
10684 process_init_element callers.
10685 (set_nonincremental_init, set_nonincremental_init_from_string):
10686 Adjust add_pending_init callers.
10687 (output_pending_init_elements): Adjust output_init_element callers.
10688 * c-tree.h (process_init_element): Adjust prototype.
10689 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
10690 process_init_element callers.
10692 \f
10693 Copyright (C) 2009 Free Software Foundation, Inc.
10695 Copying and distribution of this file, with or without modification,
10696 are permitted in any medium without royalty provided the copyright
10697 notice and this notice are preserved.